From eb5dd58b51220fa394cf92ba9a23b2b7aa50b20f Mon Sep 17 00:00:00 2001 From: hathach Date: Wed, 19 Mar 2014 17:29:36 +0700 Subject: [PATCH] re-added RTX Source for reference purpose --- demos/host/host_cmsis_rtx/.cproject | 2 +- vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM0.c | 301 + vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM3.c | 274 + vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM4.c | 309 + .../cmsis_rtos_rtx/SRC/ARM/RTX_Lib_CM.uvopt | 1596 ++++ .../cmsis_rtos_rtx/SRC/ARM/RTX_Lib_CM.uvproj | 5807 ++++++++++++++ vendor/cmsis_rtos_rtx/SRC/ARM/SVC_Table.s | 57 + vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM0.s | 370 + vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM3.s | 345 + vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM4.s | 389 + .../cmsis_rtos_rtx/SRC/GCC/RTX_Lib_CM.uvopt | 1399 ++++ .../cmsis_rtos_rtx/SRC/GCC/RTX_Lib_CM.uvproj | 3957 ++++++++++ vendor/cmsis_rtos_rtx/SRC/GCC/SVC_Table.s | 56 + vendor/cmsis_rtos_rtx/SRC/HAL_CM.c | 168 + vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM0.s | 312 + vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM3.s | 265 + vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM4.s | 297 + vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.ewp | 6955 +++++++++++++++++ vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.eww | 10 + vendor/cmsis_rtos_rtx/SRC/IAR/SVC_Table.s | 58 + vendor/cmsis_rtos_rtx/SRC/RTX_Config.h | 78 + vendor/cmsis_rtos_rtx/SRC/rt_CMSIS.c | 1962 +++++ vendor/cmsis_rtos_rtx/SRC/rt_Event.c | 190 + vendor/cmsis_rtos_rtx/SRC/rt_Event.h | 46 + vendor/cmsis_rtos_rtx/SRC/rt_HAL_CM.h | 284 + vendor/cmsis_rtos_rtx/SRC/rt_List.c | 320 + vendor/cmsis_rtos_rtx/SRC/rt_List.h | 67 + vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.c | 292 + vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.h | 48 + vendor/cmsis_rtos_rtx/SRC/rt_MemBox.c | 166 + vendor/cmsis_rtos_rtx/SRC/rt_MemBox.h | 46 + vendor/cmsis_rtos_rtx/SRC/rt_Memory.c | 140 + vendor/cmsis_rtos_rtx/SRC/rt_Memory.h | 44 + vendor/cmsis_rtos_rtx/SRC/rt_Mutex.c | 197 + vendor/cmsis_rtos_rtx/SRC/rt_Mutex.h | 44 + vendor/cmsis_rtos_rtx/SRC/rt_Robin.c | 84 + vendor/cmsis_rtos_rtx/SRC/rt_Robin.h | 45 + vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.c | 183 + vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.h | 46 + vendor/cmsis_rtos_rtx/SRC/rt_System.c | 312 + vendor/cmsis_rtos_rtx/SRC/rt_System.h | 52 + vendor/cmsis_rtos_rtx/SRC/rt_Task.c | 368 + vendor/cmsis_rtos_rtx/SRC/rt_Task.h | 87 + vendor/cmsis_rtos_rtx/SRC/rt_Time.c | 94 + vendor/cmsis_rtos_rtx/SRC/rt_Time.h | 47 + vendor/cmsis_rtos_rtx/SRC/rt_Timer.c | 129 + vendor/cmsis_rtos_rtx/SRC/rt_Timer.h | 46 + vendor/cmsis_rtos_rtx/SRC/rt_TypeDef.h | 166 + 48 files changed, 28509 insertions(+), 1 deletion(-) create mode 100644 vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM0.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM3.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM4.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/ARM/RTX_Lib_CM.uvopt create mode 100644 vendor/cmsis_rtos_rtx/SRC/ARM/RTX_Lib_CM.uvproj create mode 100644 vendor/cmsis_rtos_rtx/SRC/ARM/SVC_Table.s create mode 100644 vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM0.s create mode 100644 vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM3.s create mode 100644 vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM4.s create mode 100644 vendor/cmsis_rtos_rtx/SRC/GCC/RTX_Lib_CM.uvopt create mode 100644 vendor/cmsis_rtos_rtx/SRC/GCC/RTX_Lib_CM.uvproj create mode 100644 vendor/cmsis_rtos_rtx/SRC/GCC/SVC_Table.s create mode 100644 vendor/cmsis_rtos_rtx/SRC/HAL_CM.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM0.s create mode 100644 vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM3.s create mode 100644 vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM4.s create mode 100644 vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.ewp create mode 100644 vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.eww create mode 100644 vendor/cmsis_rtos_rtx/SRC/IAR/SVC_Table.s create mode 100644 vendor/cmsis_rtos_rtx/SRC/RTX_Config.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_CMSIS.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Event.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Event.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_HAL_CM.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_List.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_List.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_MemBox.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_MemBox.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Memory.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Memory.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Mutex.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Mutex.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Robin.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Robin.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_System.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_System.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Task.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Task.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Time.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Time.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Timer.c create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_Timer.h create mode 100644 vendor/cmsis_rtos_rtx/SRC/rt_TypeDef.h diff --git a/demos/host/host_cmsis_rtx/.cproject b/demos/host/host_cmsis_rtx/.cproject index dcedaeece..fa7386f52 100644 --- a/demos/host/host_cmsis_rtx/.cproject +++ b/demos/host/host_cmsis_rtx/.cproject @@ -187,7 +187,7 @@ - + diff --git a/vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM0.c b/vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM0.c new file mode 100644 index 000000000..e4c9d622b --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM0.c @@ -0,0 +1,301 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM0.C + * Purpose: Hardware Abstraction Layer for Cortex-M0 + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_HAL_CM.h" +#include "rt_Task.h" +#include "rt_MemBox.h" + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_set_PSP ------------------------------------*/ + +__asm void rt_set_PSP (U32 stack) { + MSR PSP,R0 + BX LR +} + + +/*--------------------------- rt_get_PSP ------------------------------------*/ + +__asm U32 rt_get_PSP (void) { + MRS R0,PSP + BX LR +} + + +/*--------------------------- os_set_env ------------------------------------*/ + +__asm void os_set_env (void) { + /* Switch to Unprivileged/Privileged Thread mode, use PSP. */ + MOV R0,SP ; PSP = MSP + MSR PSP,R0 + LDR R0,=__cpp(&os_flags) + LDRB R0,[R0] + LSLS R0,#31 + BNE PrivilegedE + MOVS R0,#0x03 ; Unprivileged Thread mode, use PSP + MSR CONTROL,R0 + BX LR +PrivilegedE + MOVS R0,#0x02 ; Privileged Thread mode, use PSP + MSR CONTROL,R0 + BX LR + + ALIGN +} + + +/*--------------------------- _alloc_box ------------------------------------*/ + +__asm void *_alloc_box (void *box_mem) { + /* Function wrapper for Unprivileged/Privileged mode. */ + LDR R3,=__cpp(rt_alloc_box) + MOV R12,R3 + MRS R3,IPSR + LSLS R3,#24 + BNE PrivilegedA + MRS R3,CONTROL + LSLS R3,#31 + BEQ PrivilegedA + SVC 0 + BX LR +PrivilegedA + BX R12 + + ALIGN +} + + +/*--------------------------- _free_box -------------------------------------*/ + +__asm int _free_box (void *box_mem, void *box) { + /* Function wrapper for Unprivileged/Privileged mode. */ + LDR R3,=__cpp(rt_free_box) + MOV R12,R3 + MRS R3,IPSR + LSLS R3,#24 + BNE PrivilegedF + MRS R3,CONTROL + LSLS R3,#31 + BEQ PrivilegedF + SVC 0 + BX LR +PrivilegedF + BX R12 + + ALIGN +} + + +/*-------------------------- SVC_Handler ------------------------------------*/ + +__asm void SVC_Handler (void) { + PRESERVE8 + + IMPORT SVC_Count + IMPORT SVC_Table + IMPORT rt_stk_check + + MRS R0,PSP ; Read PSP + LDR R1,[R0,#24] ; Read Saved PC from Stack + SUBS R1,R1,#2 ; Point to SVC Instruction + LDRB R1,[R1] ; Load SVC Number + CMP R1,#0 + BNE SVC_User ; User SVC Number > 0 + + MOV LR,R4 + LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack + MOV R12,R4 + MOV R4,LR + BLX R12 ; Call SVC Function + + MRS R3,PSP ; Read PSP + STMIA R3!,{R0-R2} ; Store return values + + LDR R3,=__cpp(&os_tsk) + LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new + CMP R1,R2 + BEQ SVC_Exit ; no task switch + + SUBS R3,#8 + CMP R1,#0 ; Runtask deleted? + BEQ SVC_Next + + MRS R0,PSP ; Read PSP + SUBS R0,R0,#32 ; Adjust Start Address + STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack + STMIA R0!,{R4-R7} ; Save old context (R4-R7) + MOV R4,R8 + MOV R5,R9 + MOV R6,R10 + MOV R7,R11 + STMIA R0!,{R4-R7} ; Save old context (R8-R11) + + PUSH {R2,R3} + BL rt_stk_check ; Check for Stack overflow + POP {R2,R3} + +SVC_Next + STR R2,[R3] ; os_tsk.run = os_tsk.new + + LDR R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack + ADDS R0,R0,#16 ; Adjust Start Address + LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11) + MOV R8,R4 + MOV R9,R5 + MOV R10,R6 + MOV R11,R7 + MSR PSP,R0 ; Write PSP + SUBS R0,R0,#32 ; Adjust Start Address + LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7) + +SVC_Exit + MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value + MVNS R0,R0 + BX R0 ; RETI to Thread Mode, use PSP + + /*------------------- User SVC ------------------------------*/ + +SVC_User + PUSH {R4,LR} ; Save Registers + LDR R2,=SVC_Count + LDR R2,[R2] + CMP R1,R2 + BHI SVC_Done ; Overflow + + LDR R4,=SVC_Table-4 + LSLS R1,R1,#2 + LDR R4,[R4,R1] ; Load SVC Function Address + MOV LR,R4 + + LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack + MOV R12,R4 + BLX LR ; Call SVC Function + + MRS R4,PSP ; Read PSP + STMIA R4!,{R0-R3} ; Function return values +SVC_Done + POP {R4,PC} ; RETI + + ALIGN +} + + +/*-------------------------- PendSV_Handler ---------------------------------*/ + +__asm void PendSV_Handler (void) { + PRESERVE8 + + BL __cpp(rt_pop_req) + +Sys_Switch + LDR R3,=__cpp(&os_tsk) + LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new + CMP R1,R2 + BEQ Sys_Exit ; no task switch + + SUBS R3,#8 + + MRS R0,PSP ; Read PSP + SUBS R0,R0,#32 ; Adjust Start Address + STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack + STMIA R0!,{R4-R7} ; Save old context (R4-R7) + MOV R4,R8 + MOV R5,R9 + MOV R6,R10 + MOV R7,R11 + STMIA R0!,{R4-R7} ; Save old context (R8-R11) + + PUSH {R2,R3} + BL rt_stk_check ; Check for Stack overflow + POP {R2,R3} + + STR R2,[R3] ; os_tsk.run = os_tsk.new + + LDR R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack + ADDS R0,R0,#16 ; Adjust Start Address + LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11) + MOV R8,R4 + MOV R9,R5 + MOV R10,R6 + MOV R11,R7 + MSR PSP,R0 ; Write PSP + SUBS R0,R0,#32 ; Adjust Start Address + LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7) + +Sys_Exit + MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value + MVNS R0,R0 + BX R0 ; RETI to Thread Mode, use PSP + + ALIGN +} + + +/*-------------------------- SysTick_Handler --------------------------------*/ + +__asm void SysTick_Handler (void) { + PRESERVE8 + + BL __cpp(rt_systick) + B Sys_Switch + + ALIGN +} + + +/*-------------------------- OS_Tick_Handler --------------------------------*/ + +__asm void OS_Tick_Handler (void) { + PRESERVE8 + + BL __cpp(os_tick_irqack) + BL __cpp(rt_systick) + B Sys_Switch + + ALIGN +} + + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM3.c b/vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM3.c new file mode 100644 index 000000000..5ee916850 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM3.c @@ -0,0 +1,274 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM3.C + * Purpose: Hardware Abstraction Layer for Cortex-M3 + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_HAL_CM.h" +#include "rt_Task.h" +#include "rt_MemBox.h" + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_set_PSP ------------------------------------*/ + +__asm void rt_set_PSP (U32 stack) { + MSR PSP,R0 + BX LR +} + + +/*--------------------------- rt_get_PSP ------------------------------------*/ + +__asm U32 rt_get_PSP (void) { + MRS R0,PSP + BX LR +} + + +/*--------------------------- os_set_env ------------------------------------*/ + +__asm void os_set_env (void) { + /* Switch to Unprivileged/Privileged Thread mode, use PSP. */ + MOV R0,SP ; PSP = MSP + MSR PSP,R0 + LDR R0,=__cpp(&os_flags) + LDRB R0,[R0] + LSLS R0,#31 + MOVNE R0,#0x02 ; Privileged Thread mode, use PSP + MOVEQ R0,#0x03 ; Unprivileged Thread mode, use PSP + MSR CONTROL,R0 + BX LR + + ALIGN +} + + +/*--------------------------- _alloc_box ------------------------------------*/ + +__asm void *_alloc_box (void *box_mem) { + /* Function wrapper for Unprivileged/Privileged mode. */ + LDR R12,=__cpp(rt_alloc_box) + MRS R3,IPSR + LSLS R3,#24 + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + BXEQ R12 + SVC 0 + BX LR + + ALIGN +} + + +/*--------------------------- _free_box -------------------------------------*/ + +__asm int _free_box (void *box_mem, void *box) { + /* Function wrapper for Unprivileged/Privileged mode. */ + LDR R12,=__cpp(rt_free_box) + MRS R3,IPSR + LSLS R3,#24 + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + BXEQ R12 + SVC 0 + BX LR + + ALIGN +} + + +/*-------------------------- SVC_Handler ------------------------------------*/ + +__asm void SVC_Handler (void) { + PRESERVE8 + + IMPORT SVC_Count + IMPORT SVC_Table + IMPORT rt_stk_check + +#ifdef IFX_XMC4XXX + EXPORT SVC_Handler_Veneer +SVC_Handler_Veneer +#endif + + MRS R0,PSP ; Read PSP + LDR R1,[R0,#24] ; Read Saved PC from Stack + LDRB R1,[R1,#-2] ; Load SVC Number + CBNZ R1,SVC_User + + LDM R0,{R0-R3,R12} ; Read R0-R3,R12 from stack + BLX R12 ; Call SVC Function + + MRS R12,PSP ; Read PSP + STM R12,{R0-R2} ; Store return values + + LDR R3,=__cpp(&os_tsk) + LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new + CMP R1,R2 + BEQ SVC_Exit ; no task switch + + CBZ R1,SVC_Next ; Runtask deleted? + STMDB R12!,{R4-R11} ; Save Old context + STR R12,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack + + PUSH {R2,R3} + BL rt_stk_check ; Check for Stack overflow + POP {R2,R3} + +SVC_Next + STR R2,[R3] ; os_tsk.run = os_tsk.new + + LDR R12,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack + LDMIA R12!,{R4-R11} ; Restore New Context + MSR PSP,R12 ; Write PSP + +SVC_Exit + MVN LR,#:NOT:0xFFFFFFFD ; set EXC_RETURN value +#ifdef IFX_XMC4XXX + PUSH {LR} + POP {PC} +#else + BX LR +#endif + + /*------------------- User SVC ------------------------------*/ + +SVC_User + PUSH {R4,LR} ; Save Registers + LDR R2,=SVC_Count + LDR R2,[R2] + CMP R1,R2 + BHI SVC_Done ; Overflow + + LDR R4,=SVC_Table-4 + LDR R4,[R4,R1,LSL #2] ; Load SVC Function Address + + LDM R0,{R0-R3,R12} ; Read R0-R3,R12 from stack + BLX R4 ; Call SVC Function + + MRS R12,PSP + STM R12,{R0-R3} ; Function return values +SVC_Done + POP {R4,PC} ; RETI + + ALIGN +} + + +/*-------------------------- PendSV_Handler ---------------------------------*/ + +__asm void PendSV_Handler (void) { + PRESERVE8 + +#ifdef IFX_XMC4XXX + EXPORT PendSV_Handler_Veneer +PendSV_Handler_Veneer +#endif + + BL __cpp(rt_pop_req) + +Sys_Switch + LDR R3,=__cpp(&os_tsk) + LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new + CMP R1,R2 + BEQ Sys_Exit + + MRS R12,PSP ; Read PSP + STMDB R12!,{R4-R11} ; Save Old context + STR R12,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack + + PUSH {R2,R3} + BL rt_stk_check ; Check for Stack overflow + POP {R2,R3} + + STR R2,[R3] ; os_tsk.run = os_tsk.new + + LDR R12,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack + LDMIA R12!,{R4-R11} ; Restore New Context + MSR PSP,R12 ; Write PSP + +Sys_Exit + MVN LR,#:NOT:0xFFFFFFFD ; set EXC_RETURN value +#ifdef IFX_XMC4XXX + PUSH {LR} + POP {PC} +#else + BX LR ; Return to Thread Mode +#endif + + ALIGN +} + + +/*-------------------------- SysTick_Handler --------------------------------*/ + +__asm void SysTick_Handler (void) { + PRESERVE8 + +#ifdef IFX_XMC4XXX + EXPORT SysTick_Handler_Veneer +SysTick_Handler_Veneer +#endif + + BL __cpp(rt_systick) + B Sys_Switch + + ALIGN +} + + +/*-------------------------- OS_Tick_Handler --------------------------------*/ + +__asm void OS_Tick_Handler (void) { + PRESERVE8 + + BL __cpp(os_tick_irqack) + BL __cpp(rt_systick) + B Sys_Switch + + ALIGN +} + + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM4.c b/vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM4.c new file mode 100644 index 000000000..5fb1aa9ba --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/ARM/HAL_CM4.c @@ -0,0 +1,309 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM4.C + * Purpose: Hardware Abstraction Layer for Cortex-M4 + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_HAL_CM.h" +#include "rt_Task.h" +#include "rt_MemBox.h" + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_set_PSP ------------------------------------*/ + +__asm void rt_set_PSP (U32 stack) { + MSR PSP,R0 + BX LR +} + + +/*--------------------------- rt_get_PSP ------------------------------------*/ + +__asm U32 rt_get_PSP (void) { + MRS R0,PSP + BX LR +} + + +/*--------------------------- os_set_env ------------------------------------*/ + +__asm void os_set_env (void) { + /* Switch to Unprivileged/Privileged Thread mode, use PSP. */ + MOV R0,SP ; PSP = MSP + MSR PSP,R0 + LDR R0,=__cpp(&os_flags) + LDRB R0,[R0] + LSLS R0,#31 + MOVNE R0,#0x02 ; Privileged Thread mode, use PSP + MOVEQ R0,#0x03 ; Unprivileged Thread mode, use PSP + MSR CONTROL,R0 + BX LR + + ALIGN +} + + +/*--------------------------- _alloc_box ------------------------------------*/ + +__asm void *_alloc_box (void *box_mem) { + /* Function wrapper for Unprivileged/Privileged mode. */ + LDR R12,=__cpp(rt_alloc_box) + MRS R3,IPSR + LSLS R3,#24 + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + BXEQ R12 + SVC 0 + BX LR + + ALIGN +} + + +/*--------------------------- _free_box -------------------------------------*/ + +__asm int _free_box (void *box_mem, void *box) { + /* Function wrapper for Unprivileged/Privileged mode. */ + LDR R12,=__cpp(rt_free_box) + MRS R3,IPSR + LSLS R3,#24 + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + BXEQ R12 + SVC 0 + BX LR + + ALIGN +} + + +/*-------------------------- SVC_Handler ------------------------------------*/ + +__asm void SVC_Handler (void) { + PRESERVE8 + + IMPORT SVC_Count + IMPORT SVC_Table + IMPORT rt_stk_check + +#ifdef IFX_XMC4XXX + EXPORT SVC_Handler_Veneer +SVC_Handler_Veneer +#endif + + MRS R0,PSP ; Read PSP + LDR R1,[R0,#24] ; Read Saved PC from Stack + LDRB R1,[R1,#-2] ; Load SVC Number + CBNZ R1,SVC_User + + LDM R0,{R0-R3,R12} ; Read R0-R3,R12 from stack + PUSH {R4,LR} ; Save EXC_RETURN + BLX R12 ; Call SVC Function + POP {R4,LR} ; Restore EXC_RETURN + + MRS R12,PSP ; Read PSP + STM R12,{R0-R2} ; Store return values + + LDR R3,=__cpp(&os_tsk) + LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new + CMP R1,R2 +#ifdef IFX_XMC4XXX + PUSHEQ {LR} + POPEQ {PC} +#else + BXEQ LR ; RETI, no task switch +#endif + + CBZ R1,SVC_Next ; Runtask deleted? + TST LR,#0x10 ; is it extended frame? + VSTMDBEQ R12!,{S16-S31} ; yes, stack also VFP hi-regs + MOVEQ R0,#0x01 ; os_tsk->stack_frame val + MOVNE R0,#0x00 + STRB R0,[R1,#TCB_STACKF] ; os_tsk.run->stack_frame = val + STMDB R12!,{R4-R11} ; Save Old context + STR R12,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack + + PUSH {R2,R3} + BL rt_stk_check ; Check for Stack overflow + POP {R2,R3} + +SVC_Next + STR R2,[R3] ; os_tsk.run = os_tsk.new + + LDR R12,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack + LDMIA R12!,{R4-R11} ; Restore New Context + LDRB R0,[R2,#TCB_STACKF] ; Stack Frame + CMP R0,#0 ; Basic/Extended Stack Frame + VLDMIANE R12!,{S16-S31} ; restore VFP hi-registers + MVNNE LR,#:NOT:0xFFFFFFED ; set EXC_RETURN value + MVNEQ LR,#:NOT:0xFFFFFFFD + MSR PSP,R12 ; Write PSP + +SVC_Exit +#ifdef IFX_XMC4XXX + PUSH {LR} + POP {PC} +#else + BX LR +#endif + + /*------------------- User SVC ------------------------------*/ + +SVC_User + PUSH {R4,LR} ; Save Registers + LDR R2,=SVC_Count + LDR R2,[R2] + CMP R1,R2 + BHI SVC_Done ; Overflow + + LDR R4,=SVC_Table-4 + LDR R4,[R4,R1,LSL #2] ; Load SVC Function Address + + LDM R0,{R0-R3,R12} ; Read R0-R3,R12 from stack + BLX R4 ; Call SVC Function + + MRS R12,PSP + STM R12,{R0-R3} ; Function return values +SVC_Done + POP {R4,PC} ; RETI + + ALIGN +} + + +/*-------------------------- PendSV_Handler ---------------------------------*/ + +__asm void PendSV_Handler (void) { + PRESERVE8 + +#ifdef IFX_XMC4XXX + EXPORT PendSV_Handler_Veneer +PendSV_Handler_Veneer +#endif + + PUSH {R4,LR} ; Save EXC_RETURN + BL __cpp(rt_pop_req) + +Sys_Switch + POP {R4,LR} ; Restore EXC_RETURN + + LDR R3,=__cpp(&os_tsk) + LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new + CMP R1,R2 +#ifdef IFX_XMC4XXX + PUSHEQ {LR} + POPEQ {PC} +#else + BXEQ LR ; RETI, no task switch +#endif + + MRS R12,PSP ; Read PSP + TST LR,#0x10 ; is it extended frame? + VSTMDBEQ R12!,{S16-S31} ; yes, stack also VFP hi-regs + MOVEQ R0,#0x01 ; os_tsk->stack_frame val + MOVNE R0,#0x00 + STRB R0,[R1,#TCB_STACKF] ; os_tsk.run->stack_frame = val + STMDB R12!,{R4-R11} ; Save Old context + STR R12,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack + + PUSH {R2,R3} + BL rt_stk_check ; Check for Stack overflow + POP {R2,R3} + + STR R2,[R3] ; os_tsk.run = os_tsk.new + + LDR R12,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack + LDMIA R12!,{R4-R11} ; Restore New Context + LDRB R0,[R2,#TCB_STACKF] ; Stack Frame + CMP R0,#0 ; Basic/Extended Stack Frame + VLDMIANE R12!,{S16-S31} ; restore VFP hi-regs + MVNNE LR,#:NOT:0xFFFFFFED ; set EXC_RETURN value + MVNEQ LR,#:NOT:0xFFFFFFFD + MSR PSP,R12 ; Write PSP + +Sys_Exit +#ifdef IFX_XMC4XXX + PUSH {LR} + POP {PC} +#else + BX LR ; Return to Thread Mode +#endif + + ALIGN +} + + +/*-------------------------- SysTick_Handler --------------------------------*/ + +__asm void SysTick_Handler (void) { + PRESERVE8 + +#ifdef IFX_XMC4XXX + EXPORT SysTick_Handler_Veneer +SysTick_Handler_Veneer +#endif + + PUSH {R4,LR} ; Save EXC_RETURN + BL __cpp(rt_systick) + B Sys_Switch + + ALIGN +} + + +/*-------------------------- OS_Tick_Handler --------------------------------*/ + +__asm void OS_Tick_Handler (void) { + PRESERVE8 + + PUSH {R4,LR} ; Save EXC_RETURN + BL __cpp(os_tick_irqack) + BL __cpp(rt_systick) + B Sys_Switch + + ALIGN +} + + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/ARM/RTX_Lib_CM.uvopt b/vendor/cmsis_rtos_rtx/SRC/ARM/RTX_Lib_CM.uvopt new file mode 100644 index 000000000..5c107fde3 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/ARM/RTX_Lib_CM.uvopt @@ -0,0 +1,1596 @@ + + + + 1.0 + +
### uVision Project, (C) Keil Software
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+ 0 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 0 + "Cortex-M4" + + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 2 + 0 + 0 + 0 + 0 + 1 + 0 + 0 + 5 + 1 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x20000000 + 0x2000 + + + 1 + 0x0 + 0x10000 + + + 0 + 0x0 + 0x0 + + + 1 + 0x0 + 0x0 + + + 1 + 0x0 + 0x0 + + + 1 + 0x0 + 0x0 + + + 1 + 0x0 + 0x0 + + + 1 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + + + + 1 + 4 + 0 + 0 + 1 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + + + __CORTEX_M4F __FPU_PRESENT=1 __CMSIS_RTOS DBG_MSG + + + + + + 1 + 0 + 0 + 1 + 0 + 0 + 0 + 0 + + + __CMSIS_RTOS + + + + + + 0 + 0 + 0 + 0 + 1 + 0 + + + + + + + + + + + + + + Kernel + + + rt_CMSIS.c + 1 + ..\rt_CMSIS.c + + + 2 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 0 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 0 + 2 + 2 + + + + + ..\..\INC + + + + + + + rt_Task.c + 1 + ..\rt_Task.c + + + rt_System.c + 1 + ..\rt_System.c + + + rt_Event.c + 1 + ..\rt_Event.c + + + rt_List.c + 1 + ..\rt_List.c + + + rt_Mailbox.c + 1 + ..\rt_Mailbox.c + + + rt_Semaphore.c + 1 + ..\rt_Semaphore.c + + + rt_Time.c + 1 + ..\rt_Time.c + + + rt_Timer.c + 1 + ..\rt_Timer.c + + + rt_Mutex.c + 1 + ..\rt_Mutex.c + + + rt_Robin.c + 1 + ..\rt_Robin.c + + + rt_MemBox.c + 1 + ..\rt_MemBox.c + + + rt_Memory.c + 1 + ..\rt_Memory.c + + + + + HAL + + + SVC_Table.s + 2 + .\SVC_Table.s + + + HAL_CM.c + 1 + ..\HAL_CM.c + + + HAL_CM0.c + 1 + .\HAL_CM0.c + + + 2 + 0 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 0 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 0 + 2 + 2 + + + + + + + + + + + + HAL_CM3.c + 1 + .\HAL_CM3.c + + + 2 + 0 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 0 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 0 + 2 + 2 + + + + + + + + + + + + HAL_CM4.c + 1 + .\HAL_CM4.c + + + 2 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 0 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 0 + 2 + 2 + + + IFX_XMC4XXX + + ..\ + + + + + + + + + + + + diff --git a/vendor/cmsis_rtos_rtx/SRC/ARM/SVC_Table.s b/vendor/cmsis_rtos_rtx/SRC/ARM/SVC_Table.s new file mode 100644 index 000000000..96b9dedb7 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/ARM/SVC_Table.s @@ -0,0 +1,57 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.70 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH +; * All rights reserved. +; * Redistribution and use in source and binary forms, with or without +; * modification, are permitted provided that the following conditions are met: +; * - Redistributions of source code must retain the above copyright +; * notice, this list of conditions and the following disclaimer. +; * - Redistributions in binary form must reproduce the above copyright +; * notice, this list of conditions and the following disclaimer in the +; * documentation and/or other materials provided with the distribution. +; * - Neither the name of ARM nor the names of its contributors may be used +; * to endorse or promote products derived from this software without +; * specific prior written permission. +; * +; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE +; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +; * POSSIBILITY OF SUCH DAMAGE. +; *---------------------------------------------------------------------------*/ + + + AREA SVC_TABLE, CODE, READONLY + + EXPORT SVC_Count + +SVC_Cnt EQU (SVC_End-SVC_Table)/4 +SVC_Count DCD SVC_Cnt + +; Import user SVC functions here. +; IMPORT __SVC_1 + + EXPORT SVC_Table +SVC_Table +; Insert user SVC functions here. SVC 0 used by RTL Kernel. +; DCD __SVC_1 ; user SVC function + +SVC_End + + END + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM0.s b/vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM0.s new file mode 100644 index 000000000..5057ece16 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM0.s @@ -0,0 +1,370 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM0.S + * Purpose: Hardware Abstraction Layer for Cortex-M0 + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + + .file "HAL_CM0.S" + .syntax unified + + .equ TCB_TSTACK, 36 + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + .thumb + + .section ".text" + .align 2 + + +/*--------------------------- rt_set_PSP ------------------------------------*/ + +# void rt_set_PSP (U32 stack); + + .thumb_func + .type rt_set_PSP, %function + .global rt_set_PSP +rt_set_PSP: + .fnstart + .cantunwind + + MSR PSP,R0 + BX LR + + .fnend + .size rt_set_PSP, .-rt_set_PSP + + +/*--------------------------- rt_get_PSP ------------------------------------*/ + +# U32 rt_get_PSP (void); + + .thumb_func + .type rt_get_PSP, %function + .global rt_get_PSP +rt_get_PSP: + .fnstart + .cantunwind + + MRS R0,PSP + BX LR + + .fnend + .size rt_get_PSP, .-rt_get_PSP + + +/*--------------------------- os_set_env ------------------------------------*/ + +# void os_set_env (void); + /* Switch to Unprivileged/Privileged Thread mode, use PSP. */ + + .thumb_func + .type os_set_env, %function + .global os_set_env +os_set_env: + .fnstart + .cantunwind + + MOV R0,SP /* PSP = MSP */ + MSR PSP,R0 + LDR R0,=os_flags + LDRB R0,[R0] + LSLS R0,#31 + BNE PrivilegedE + MOVS R0,#0x03 /* Unprivileged Thread mode, use PSP */ + MSR CONTROL,R0 + BX LR +PrivilegedE: + MOVS R0,#0x02 /* Privileged Thread mode, use PSP */ + MSR CONTROL,R0 + BX LR + + .fnend + .size os_set_env, .-os_set_env + + +/*--------------------------- _alloc_box ------------------------------------*/ + +# void *_alloc_box (void *box_mem); + /* Function wrapper for Unprivileged/Privileged mode. */ + + .thumb_func + .type _alloc_box, %function + .global _alloc_box +_alloc_box: + .fnstart + .cantunwind + + LDR R3,=rt_alloc_box + MOV R12,R3 + MRS R3,IPSR + LSLS R3,#24 + BNE PrivilegedA + MRS R3,CONTROL + LSLS R3,#31 + BEQ PrivilegedA + SVC 0 + BX LR +PrivilegedA: + BX R12 + + .fnend + .size _alloc_box, .-_alloc_box + + +/*--------------------------- _free_box -------------------------------------*/ + +# int _free_box (void *box_mem, void *box); + /* Function wrapper for Unprivileged/Privileged mode. */ + + .thumb_func + .type _free_box, %function + .global _free_box +_free_box: + .fnstart + .cantunwind + + LDR R3,=rt_free_box + MOV R12,R3 + MRS R3,IPSR + LSLS R3,#24 + BNE PrivilegedF + MRS R3,CONTROL + LSLS R3,#31 + BEQ PrivilegedF + SVC 0 + BX LR +PrivilegedF: + BX R12 + + .fnend + .size _free_box, .-_free_box + + +/*-------------------------- SVC_Handler ------------------------------------*/ + +# void SVC_Handler (void); + + .thumb_func + .type SVC_Handler, %function + .global SVC_Handler +SVC_Handler: + .fnstart + .cantunwind + + MRS R0,PSP /* Read PSP */ + LDR R1,[R0,#24] /* Read Saved PC from Stack */ + SUBS R1,R1,#2 /* Point to SVC Instruction */ + LDRB R1,[R1] /* Load SVC Number */ + CMP R1,#0 + BNE SVC_User /* User SVC Number > 0 */ + + MOV LR,R4 + LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */ + MOV R12,R4 + MOV R4,LR + BLX R12 /* Call SVC Function */ + + MRS R3,PSP /* Read PSP */ + STMIA R3!,{R0-R2} /* Store return values */ + + LDR R3,=os_tsk + LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + BEQ SVC_Exit /* no task switch */ + + SUBS R3,#8 + CMP R1,#0 /* Runtask deleted? */ + BEQ SVC_Next + + MRS R0,PSP /* Read PSP */ + SUBS R0,R0,#32 /* Adjust Start Address */ + STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + STMIA R0!,{R4-R7} /* Save old context (R4-R7) */ + MOV R4,R8 + MOV R5,R9 + MOV R6,R10 + MOV R7,R11 + STMIA R0!,{R4-R7} /* Save old context (R8-R11) */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + +SVC_Next: + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + ADDS R0,R0,#16 /* Adjust Start Address */ + LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */ + MOV R8,R4 + MOV R9,R5 + MOV R10,R6 + MOV R11,R7 + MSR PSP,R0 /* Write PSP */ + SUBS R0,R0,#32 /* Adjust Start Address */ + LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */ + +SVC_Exit: + MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */ + MVNS R0,R0 + BX R0 /* RETI to Thread Mode, use PSP */ + + /*------------------- User SVC ------------------------------*/ + +SVC_User: + PUSH {R4,LR} /* Save Registers */ + LDR R2,=SVC_Count + LDR R2,[R2] + CMP R1,R2 + BHI SVC_Done /* Overflow */ + + LDR R4,=SVC_Table-4 + LSLS R1,R1,#2 + LDR R4,[R4,R1] /* Load SVC Function Address */ + MOV LR,R4 + + LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */ + MOV R12,R4 + BLX LR /* Call SVC Function */ + + MRS R4,PSP /* Read PSP */ + STMIA R4!,{R0-R3} /* Function return values */ +SVC_Done: + POP {R4,PC} /* RETI */ + + .fnend + .size SVC_Handler, .-SVC_Handler + + +/*-------------------------- PendSV_Handler ---------------------------------*/ + +# void PendSV_Handler (void); + + .thumb_func + .type PendSV_Handler, %function + .global PendSV_Handler + .global Sys_Switch +PendSV_Handler: + .fnstart + .cantunwind + + BL rt_pop_req + +Sys_Switch: + LDR R3,=os_tsk + LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + BEQ Sys_Exit /* no task switch */ + + SUBS R3,#8 + + MRS R0,PSP /* Read PSP */ + SUBS R0,R0,#32 /* Adjust Start Address */ + STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + STMIA R0!,{R4-R7} /* Save old context (R4-R7) */ + MOV R4,R8 + MOV R5,R9 + MOV R6,R10 + MOV R7,R11 + STMIA R0!,{R4-R7} /* Save old context (R8-R11) */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + ADDS R0,R0,#16 /* Adjust Start Address */ + LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */ + MOV R8,R4 + MOV R9,R5 + MOV R10,R6 + MOV R11,R7 + MSR PSP,R0 /* Write PSP */ + SUBS R0,R0,#32 /* Adjust Start Address */ + LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */ + +Sys_Exit: + MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */ + MVNS R0,R0 + BX R0 /* RETI to Thread Mode, use PSP */ + + .fnend + .size PendSV_Handler, .-PendSV_Handler + + +/*-------------------------- SysTick_Handler --------------------------------*/ + +# void SysTick_Handler (void); + + .thumb_func + .type SysTick_Handler, %function + .global SysTick_Handler +SysTick_Handler: + .fnstart + .cantunwind + + BL rt_systick + B Sys_Switch + + .fnend + .size SysTick_Handler, .-SysTick_Handler + + +/*-------------------------- OS_Tick_Handler --------------------------------*/ + +# void OS_Tick_Handler (void); + + .thumb_func + .type OS_Tick_Handler, %function + .global OS_Tick_Handler +OS_Tick_Handler: + .fnstart + .cantunwind + + BL os_tick_irqack + BL rt_systick + B Sys_Switch + + .fnend + .size OS_Tick_Handler, .-OS_Tick_Handler + + + .end + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM3.s b/vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM3.s new file mode 100644 index 000000000..19c138a3e --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM3.s @@ -0,0 +1,345 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM3.S + * Purpose: Hardware Abstraction Layer for Cortex-M3 + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + + .file "HAL_CM3.S" + .syntax unified + + .equ TCB_TSTACK, 36 + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + .thumb + + .section ".text" + .align 2 + + +/*--------------------------- rt_set_PSP ------------------------------------*/ + +# void rt_set_PSP (U32 stack); + + .thumb_func + .type rt_set_PSP, %function + .global rt_set_PSP +rt_set_PSP: + .fnstart + .cantunwind + + MSR PSP,R0 + BX LR + + .fnend + .size rt_set_PSP, .-rt_set_PSP + + +/*--------------------------- rt_get_PSP ------------------------------------*/ + +# U32 rt_get_PSP (void); + + .thumb_func + .type rt_get_PSP, %function + .global rt_get_PSP +rt_get_PSP: + .fnstart + .cantunwind + + MRS R0,PSP + BX LR + + .fnend + .size rt_get_PSP, .-rt_get_PSP + + +/*--------------------------- os_set_env ------------------------------------*/ + +# void os_set_env (void); + /* Switch to Unprivileged/Privileged Thread mode, use PSP. */ + + .thumb_func + .type os_set_env, %function + .global os_set_env +os_set_env: + .fnstart + .cantunwind + + MOV R0,SP /* PSP = MSP */ + MSR PSP,R0 + LDR R0,=os_flags + LDRB R0,[R0] + LSLS R0,#31 + ITE NE + MOVNE R0,#0x02 /* Privileged Thread mode, use PSP */ + MOVEQ R0,#0x03 /* Unprivileged Thread mode, use PSP */ + MSR CONTROL,R0 + BX LR + + .fnend + .size os_set_env, .-os_set_env + + +/*--------------------------- _alloc_box ------------------------------------*/ + +# void *_alloc_box (void *box_mem); + /* Function wrapper for Unprivileged/Privileged mode. */ + + .thumb_func + .type _alloc_box, %function + .global _alloc_box +_alloc_box: + .fnstart + .cantunwind + + LDR R12,=rt_alloc_box + MRS R3,IPSR + LSLS R3,#24 + IT NE + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + IT EQ + BXEQ R12 + SVC 0 + BX LR + + .fnend + .size _alloc_box, .-_alloc_box + + +/*--------------------------- _free_box -------------------------------------*/ + +# int _free_box (void *box_mem, void *box); + /* Function wrapper for Unprivileged/Privileged mode. */ + + .thumb_func + .type _free_box, %function + .global _free_box +_free_box: + .fnstart + .cantunwind + + LDR R12,=rt_free_box + MRS R3,IPSR + LSLS R3,#24 + IT NE + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + IT EQ + BXEQ R12 + SVC 0 + BX LR + + .fnend + .size _free_box, .-_free_box + + +/*-------------------------- SVC_Handler ------------------------------------*/ + +# void SVC_Handler (void); + + .thumb_func + .type SVC_Handler, %function + .global SVC_Handler +SVC_Handler: + .ifdef IFX_XMC4XXX + .global SVC_Handler_Veneer +SVC_Handler_Veneer: + .endif + .fnstart + .cantunwind + + MRS R0,PSP /* Read PSP */ + LDR R1,[R0,#24] /* Read Saved PC from Stack */ + LDRB R1,[R1,#-2] /* Load SVC Number */ + CBNZ R1,SVC_User + + LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */ + BLX R12 /* Call SVC Function */ + + MRS R12,PSP /* Read PSP */ + STM R12,{R0-R2} /* Store return values */ + + LDR R3,=os_tsk + LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + BEQ SVC_Exit /* no task switch */ + + CBZ R1,SVC_Next /* Runtask deleted? */ + STMDB R12!,{R4-R11} /* Save Old context */ + STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + +SVC_Next: + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + LDMIA R12!,{R4-R11} /* Restore New Context */ + MSR PSP,R12 /* Write PSP */ + +SVC_Exit: + MVN LR,#~0xFFFFFFFD /* set EXC_RETURN value */ + .ifdef IFX_XMC4XXX + PUSH {LR} + POP {PC} + .else + BX LR + .endif + + /*------------------- User SVC ------------------------------*/ + +SVC_User: + PUSH {R4,LR} /* Save Registers */ + LDR R2,=SVC_Count + LDR R2,[R2] + CMP R1,R2 + BHI SVC_Done /* Overflow */ + + LDR R4,=SVC_Table-4 + LDR R4,[R4,R1,LSL #2] /* Load SVC Function Address */ + + LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */ + BLX R4 /* Call SVC Function */ + + MRS R12,PSP + STM R12,{R0-R3} /* Function return values */ +SVC_Done: + POP {R4,PC} /* RETI */ + + .fnend + .size SVC_Handler, .-SVC_Handler + + +/*-------------------------- PendSV_Handler ---------------------------------*/ + +# void PendSV_Handler (void); + + .thumb_func + .type PendSV_Handler, %function + .global PendSV_Handler + .global Sys_Switch +PendSV_Handler: + .ifdef IFX_XMC4XXX + .global PendSV_Handler_Veneer +PendSV_Handler_Veneer: + .endif + .fnstart + .cantunwind + + BL rt_pop_req + +Sys_Switch: + LDR R3,=os_tsk + LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + BEQ Sys_Exit + + MRS R12,PSP /* Read PSP */ + STMDB R12!,{R4-R11} /* Save Old context */ + STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + LDMIA R12!,{R4-R11} /* Restore New Context */ + MSR PSP,R12 /* Write PSP */ + +Sys_Exit: + MVN LR,#~0xFFFFFFFD /* set EXC_RETURN value */ + .ifdef IFX_XMC4XXX + PUSH {LR} + POP {PC} + .else + BX LR /* Return to Thread Mode */ + .endif + + .fnend + .size PendSV_Handler, .-PendSV_Handler + + +/*-------------------------- SysTick_Handler --------------------------------*/ + +# void SysTick_Handler (void); + + .thumb_func + .type SysTick_Handler, %function + .global SysTick_Handler +SysTick_Handler: + .ifdef IFX_XMC4XXX + .global SysTick_Handler_Veneer +SysTick_Handler_Veneer: + .endif + .fnstart + .cantunwind + + BL rt_systick + B Sys_Switch + + .fnend + .size SysTick_Handler, .-SysTick_Handler + + +/*-------------------------- OS_Tick_Handler --------------------------------*/ + +# void OS_Tick_Handler (void); + + .thumb_func + .type OS_Tick_Handler, %function + .global OS_Tick_Handler +OS_Tick_Handler: + .fnstart + .cantunwind + + BL os_tick_irqack + BL rt_systick + B Sys_Switch + + .fnend + .size OS_Tick_Handler, .-OS_Tick_Handler + + + .end + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM4.s b/vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM4.s new file mode 100644 index 000000000..0208a74a2 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/GCC/HAL_CM4.s @@ -0,0 +1,389 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM4.S + * Purpose: Hardware Abstraction Layer for Cortex-M4 + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + + .file "HAL_CM4.S" + .syntax unified + + .equ TCB_STACKF, 32 + .equ TCB_TSTACK, 36 + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + .thumb + + .section ".text" + .align 2 + + +/*--------------------------- rt_set_PSP ------------------------------------*/ + +# void rt_set_PSP (U32 stack); + + .thumb_func + .type rt_set_PSP, %function + .global rt_set_PSP +rt_set_PSP: + .fnstart + .cantunwind + + MSR PSP,R0 + BX LR + + .fnend + .size rt_set_PSP, .-rt_set_PSP + + +/*--------------------------- rt_get_PSP ------------------------------------*/ + +# U32 rt_get_PSP (void); + + .thumb_func + .type rt_get_PSP, %function + .global rt_get_PSP +rt_get_PSP: + .fnstart + .cantunwind + + MRS R0,PSP + BX LR + + .fnend + .size rt_get_PSP, .-rt_get_PSP + + +/*--------------------------- os_set_env ------------------------------------*/ + +# void os_set_env (void); + /* Switch to Unprivileged/Privileged Thread mode, use PSP. */ + + .thumb_func + .type os_set_env, %function + .global os_set_env +os_set_env: + .fnstart + .cantunwind + + MOV R0,SP /* PSP = MSP */ + MSR PSP,R0 + LDR R0,=os_flags + LDRB R0,[R0] + LSLS R0,#31 + ITE NE + MOVNE R0,#0x02 /* Privileged Thread mode, use PSP */ + MOVEQ R0,#0x03 /* Unprivileged Thread mode, use PSP */ + MSR CONTROL,R0 + BX LR + + .fnend + .size os_set_env, .-os_set_env + + +/*--------------------------- _alloc_box ------------------------------------*/ + +# void *_alloc_box (void *box_mem); + /* Function wrapper for Unprivileged/Privileged mode. */ + + .thumb_func + .type _alloc_box, %function + .global _alloc_box +_alloc_box: + .fnstart + .cantunwind + + LDR R12,=rt_alloc_box + MRS R3,IPSR + LSLS R3,#24 + IT NE + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + IT EQ + BXEQ R12 + SVC 0 + BX LR + + .fnend + .size _alloc_box, .-_alloc_box + + +/*--------------------------- _free_box -------------------------------------*/ + +# int _free_box (void *box_mem, void *box); + /* Function wrapper for Unprivileged/Privileged mode. */ + + .thumb_func + .type _free_box, %function + .global _free_box +_free_box: + .fnstart + .cantunwind + + LDR R12,=rt_free_box + MRS R3,IPSR + LSLS R3,#24 + IT NE + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + IT EQ + BXEQ R12 + SVC 0 + BX LR + + .fnend + .size _free_box, .-_free_box + + +/*-------------------------- SVC_Handler ------------------------------------*/ + +# void SVC_Handler (void); + + .thumb_func + .type SVC_Handler, %function + .global SVC_Handler +SVC_Handler: + .ifdef IFX_XMC4XXX + .global SVC_Handler_Veneer +SVC_Handler_Veneer: + .endif + .fnstart + .cantunwind + + MRS R0,PSP /* Read PSP */ + LDR R1,[R0,#24] /* Read Saved PC from Stack */ + LDRB R1,[R1,#-2] /* Load SVC Number */ + CBNZ R1,SVC_User + + LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */ + PUSH {R4,LR} /* Save EXC_RETURN */ + BLX R12 /* Call SVC Function */ + POP {R4,LR} /* Restore EXC_RETURN */ + + MRS R12,PSP /* Read PSP */ + STM R12,{R0-R2} /* Store return values */ + + LDR R3,=os_tsk + LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + .ifdef IFX_XMC4XXX + ITT EQ + PUSHEQ {LR} + POPEQ {PC} + .else + IT EQ + BXEQ LR /* RETI, no task switch */ + .endif + + CBZ R1,SVC_Next /* Runtask deleted? */ + TST LR,#0x10 /* is it extended frame? */ + ITTE EQ + VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */ + MOVEQ R0,#0x01 /* os_tsk->stack_frame val */ + MOVNE R0,#0x00 + STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */ + STMDB R12!,{R4-R11} /* Save Old context */ + STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + +SVC_Next: + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + LDMIA R12!,{R4-R11} /* Restore New Context */ + LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */ + CMP R0,#0 /* Basic/Extended Stack Frame */ + ITTE NE + VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */ + MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */ + MVNEQ LR,#~0xFFFFFFFD + MSR PSP,R12 /* Write PSP */ + +SVC_Exit: + .ifdef IFX_XMC4XXX + PUSH {LR} + POP {PC} + .else + BX LR + .endif + + /*------------------- User SVC ------------------------------*/ + +SVC_User: + PUSH {R4,LR} /* Save Registers */ + LDR R2,=SVC_Count + LDR R2,[R2] + CMP R1,R2 + BHI SVC_Done /* Overflow */ + + LDR R4,=SVC_Table-4 + LDR R4,[R4,R1,LSL #2] /* Load SVC Function Address */ + + LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */ + BLX R4 /* Call SVC Function */ + + MRS R12,PSP + STM R12,{R0-R3} /* Function return values */ +SVC_Done: + POP {R4,PC} /* RETI */ + + .fnend + .size SVC_Handler, .-SVC_Handler + + +/*-------------------------- PendSV_Handler ---------------------------------*/ + +# void PendSV_Handler (void); + + .thumb_func + .type PendSV_Handler, %function + .global PendSV_Handler + .global Sys_Switch +PendSV_Handler: + .ifdef IFX_XMC4XXX + .global PendSV_Handler_Veneer +PendSV_Handler_Veneer: + .endif + .fnstart + .cantunwind + + PUSH {R4,LR} /* Save EXC_RETURN */ + BL rt_pop_req + +Sys_Switch: + POP {R4,LR} /* Restore EXC_RETURN */ + + LDR R3,=os_tsk + LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + .ifdef IFX_XMC4XXX + ITT EQ + PUSHEQ {LR} + POPEQ {PC} + .else + IT EQ + BXEQ LR /* RETI, no task switch */ + .endif + + MRS R12,PSP /* Read PSP */ + TST LR,#0x10 /* is it extended frame? */ + ITTE EQ + VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */ + MOVEQ R0,#0x01 /* os_tsk->stack_frame val */ + MOVNE R0,#0x00 + STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */ + STMDB R12!,{R4-R11} /* Save Old context */ + STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + LDMIA R12!,{R4-R11} /* Restore New Context */ + LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */ + CMP R0,#0 /* Basic/Extended Stack Frame */ + ITTE NE + VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */ + MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */ + MVNEQ LR,#~0xFFFFFFFD + MSR PSP,R12 /* Write PSP */ + +Sys_Exit: + .ifdef IFX_XMC4XXX + PUSH {LR} + POP {PC} + .else + BX LR /* Return to Thread Mode */ + .endif + + .fnend + .size PendSV_Handler, .-PendSV_Handler + + +/*-------------------------- SysTick_Handler --------------------------------*/ + +# void SysTick_Handler (void); + + .thumb_func + .type SysTick_Handler, %function + .global SysTick_Handler +SysTick_Handler: + .ifdef IFX_XMC4XXX + .global SysTick_Handler_Veneer +SysTick_Handler_Veneer: + .endif + .fnstart + .cantunwind + + PUSH {R4,LR} /* Save EXC_RETURN */ + BL rt_systick + B Sys_Switch + + .fnend + .size SysTick_Handler, .-SysTick_Handler + + +/*-------------------------- OS_Tick_Handler --------------------------------*/ + +# void OS_Tick_Handler (void); + + .thumb_func + .type OS_Tick_Handler, %function + .global OS_Tick_Handler +OS_Tick_Handler: + .fnstart + .cantunwind + + PUSH {R4,LR} /* Save EXC_RETURN */ + BL os_tick_irqack + BL rt_systick + B Sys_Switch + + .fnend + .size OS_Tick_Handler, .-OS_Tick_Handler + + + .end + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/GCC/RTX_Lib_CM.uvopt b/vendor/cmsis_rtos_rtx/SRC/GCC/RTX_Lib_CM.uvopt new file mode 100644 index 000000000..7e1e6f803 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/GCC/RTX_Lib_CM.uvopt @@ -0,0 +1,1399 @@ + + + + 1.0 + +
### uVision Project, (C) Keil Software
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b/vendor/cmsis_rtos_rtx/SRC/GCC/RTX_Lib_CM.uvproj new file mode 100644 index 000000000..24e961220 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/GCC/RTX_Lib_CM.uvproj @@ -0,0 +1,3957 @@ + + + + 1.1 + +
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2 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + + + IFX_XMC4XXX + + + + + + + + + HAL_CM4.s + 2 + .\HAL_CM4.s + + + 2 + 0 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + + + + + + + + + + + + + + + + CM4F_LE + 0x3 + ARM-GNU + + + Cortex-M4 FPU + ARM + CLOCK(12000000) CPUTYPE("Cortex-M4") ESEL ELITTLE FPU2 + + + + 5237 + + + + + + + + + + + + 0 + + + + + + + 0 + 0 + 0 + 0 + 1 + + .\CM4F_LE\ + RTX_CM4 + 0 + 1 + 0 + 1 + 0 + .\CM4F_LE\ + 1 + 0 + 0 + + 0 + 0 + + + 0 + 0 + 0 + 0 + + + 0 + 0 + + + 0 + 0 + + + 1 + 0 + cmd.exe /C copy CM4F_LE\libRTX_CM4.a ..\..\LIB\GCC\ + + 0 + 0 + + 0 + + + + 0 + 0 + 0 + 0 + 0 + 1 + 0 + 0 + 0 + 0 + 3 + + + + + SARMCM3.DLL + + DCM.DLL + -pCM4 + SARMCM3.DLL + + TCM.DLL + -pCM4 + + + + 1 + 0 + 0 + 0 + 16 + + + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + + + 0 + 1 + 0 + 1 + 1 + 1 + 0 + 1 + 0 + + 0 + -1 + + + + + + + + + + + + + + + + + + + 1 + 0 + 0 + 0 + 0 + -1 + + + + + + + + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 0 + "Cortex-M4" + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 2 + 0 + 0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + + + 0 + 0 + 0 + 0 + 0 + 0 + 5 + 2 + 1 + + -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections + __CORTEX_M4F __FPU_PRESENT=1 __CMSIS_RTOS DBG_MSG + + + + + + 0 + 0 + + -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard + __CORTEX_M4F __CMSIS_RTOS + + + + + + 1 + 1 + 1 + 0 + 0 + + + + + + -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard + + + + + + + Kernel + + + rt_CMSIS.c + 1 + ../rt_CMSIS.c + + + 2 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + 2 + 2 + 2 + 0 + 0 + 0 + 2 + + + + + ..\..\INC + + + + + + + rt_Task.c + 1 + ../rt_Task.c + + + rt_System.c + 1 + ../rt_System.c + + + rt_Event.c + 1 + ../rt_Event.c + + + rt_List.c + 1 + ../rt_List.c + + + rt_Mailbox.c + 1 + ../rt_Mailbox.c + + + rt_Semaphore.c + 1 + ../rt_Semaphore.c + + + rt_Time.c + 1 + ../rt_Time.c + + + rt_Timer.c + 1 + ../rt_Timer.c + + + rt_Mutex.c + 1 + ../rt_Mutex.c + + + rt_Robin.c + 1 + ../rt_Robin.c + + + rt_MemBox.c + 1 + ../rt_MemBox.c + + + rt_Memory.c + 1 + ../rt_Memory.c + + + + + HAL + + + SVC_Table.s + 2 + .\SVC_Table.s + + + HAL_CM.c + 1 + ../HAL_CM.c + + + HAL_CM0.s + 2 + .\HAL_CM0.s + + + 2 + 0 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + + + + + + + + + + + + HAL_CM3.s + 2 + .\HAL_CM3.s + + + 2 + 0 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + + + + + + + + + + + + HAL_CM4.s + 2 + .\HAL_CM4.s + + + + + + + CM4F_BE + 0x3 + ARM-GNU + + + Cortex-M4 FPU + ARM + CLOCK(12000000) CPUTYPE("Cortex-M4") ESEL ELITTLE FPU2 + + + + 5237 + + + + + + + + + + + + 0 + + + + + + + 0 + 0 + 0 + 0 + 1 + + .\CM4F_BE\ + RTX_CM4_B + 0 + 1 + 0 + 1 + 0 + .\CM4F_BE\ + 1 + 0 + 0 + + 0 + 0 + + + 0 + 0 + 0 + 0 + + + 0 + 0 + + + 0 + 0 + + + 1 + 0 + cmd.exe /C copy CM4F_BE\libRTX_CM4_B.a ..\..\LIB\GCC\ + + 0 + 0 + + 0 + + + + 0 + 0 + 0 + 0 + 0 + 1 + 0 + 0 + 0 + 0 + 3 + + + + + SARMCM3.DLL + + DCM.DLL + -pCM4 + SARMCM3.DLL + + TCM.DLL + -pCM4 + + + + 1 + 0 + 0 + 0 + 16 + + + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + + + 0 + 1 + 0 + 1 + 1 + 1 + 0 + 1 + 0 + + 0 + -1 + + + + + + + + + + + + + + + + + + + 1 + 0 + 0 + 0 + 0 + -1 + + + + + + + + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 1 + "Cortex-M4" + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 2 + 0 + 0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + + + 0 + 0 + 0 + 0 + 0 + 0 + 5 + 2 + 1 + + -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections + __CORTEX_M4F __FPU_PRESENT=1 __CMSIS_RTOS DBG_MSG + + + + + + 0 + 0 + + -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard + __CORTEX_M4F __CMSIS_RTOS + + + + + + 1 + 1 + 1 + 0 + 0 + + + + + + -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard + + + + + + + Kernel + + + rt_CMSIS.c + 1 + ../rt_CMSIS.c + + + 2 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + 2 + 2 + 2 + 0 + 0 + 0 + 2 + + + + + ..\..\INC + + + + + + + rt_Task.c + 1 + ../rt_Task.c + + + rt_System.c + 1 + ../rt_System.c + + + rt_Event.c + 1 + ../rt_Event.c + + + rt_List.c + 1 + ../rt_List.c + + + rt_Mailbox.c + 1 + ../rt_Mailbox.c + + + rt_Semaphore.c + 1 + ../rt_Semaphore.c + + + rt_Time.c + 1 + ../rt_Time.c + + + rt_Timer.c + 1 + ../rt_Timer.c + + + rt_Mutex.c + 1 + ../rt_Mutex.c + + + rt_Robin.c + 1 + ../rt_Robin.c + + + rt_MemBox.c + 1 + ../rt_MemBox.c + + + rt_Memory.c + 1 + ../rt_Memory.c + + + + + HAL + + + SVC_Table.s + 2 + .\SVC_Table.s + + + HAL_CM.c + 1 + ../HAL_CM.c + + + HAL_CM0.s + 2 + .\HAL_CM0.s + + + 2 + 0 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + + + + + + + + + + + + HAL_CM3.s + 2 + .\HAL_CM3.s + + + 2 + 0 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + + + + + + + + + + + + HAL_CM4.s + 2 + .\HAL_CM4.s + + + + + + + CM4F_LE_IFX + 0x3 + ARM-GNU + + + Cortex-M4 FPU + ARM + CLOCK(12000000) CPUTYPE("Cortex-M4") ESEL ELITTLE FPU2 + + + + 5237 + + + + + + + + + + + + 0 + + + + + + + 0 + 0 + 0 + 0 + 1 + + .\CM4F_LE_IFX\ + RTX_CM4_IFX + 0 + 1 + 0 + 1 + 0 + .\CM4F_LE_IFX\ + 1 + 0 + 0 + + 0 + 0 + + + 0 + 0 + 0 + 0 + + + 0 + 0 + + + 0 + 0 + + + 1 + 0 + cmd.exe /C copy CM4F_LE_IFX\libRTX_CM4_IFX.a ..\..\LIB\GCC\ + + 0 + 0 + + 0 + + + + 0 + 0 + 0 + 0 + 0 + 1 + 0 + 0 + 0 + 0 + 3 + + + + + SARMCM3.DLL + + DCM.DLL + -pCM4 + SARMCM3.DLL + + TCM.DLL + -pCM4 + + + + 1 + 0 + 0 + 0 + 16 + + + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + + + 0 + 1 + 0 + 1 + 1 + 1 + 0 + 1 + 0 + + 0 + -1 + + + + + + + + + + + + + + + + + + + 1 + 0 + 0 + 0 + 0 + -1 + + + + + + + + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 0 + "Cortex-M4" + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 2 + 0 + 0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + 0 + 0x0 + 0x0 + + + + + 0 + 0 + 0 + 0 + 0 + 0 + 5 + 2 + 1 + + -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections + __CORTEX_M4F __FPU_PRESENT=1 __CMSIS_RTOS DBG_MSG + + + + + + 0 + 0 + + -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard + __CORTEX_M4F __CMSIS_RTOS + + + + + + 1 + 1 + 1 + 0 + 0 + + + + + + -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard + + + + + + + Kernel + + + rt_CMSIS.c + 1 + ../rt_CMSIS.c + + + 2 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + 2 + 2 + 2 + 0 + 0 + 0 + 2 + + + + + ..\..\INC + + + + + + + rt_Task.c + 1 + ../rt_Task.c + + + rt_System.c + 1 + ../rt_System.c + + + rt_Event.c + 1 + ../rt_Event.c + + + rt_List.c + 1 + ../rt_List.c + + + rt_Mailbox.c + 1 + ../rt_Mailbox.c + + + rt_Semaphore.c + 1 + ../rt_Semaphore.c + + + rt_Time.c + 1 + ../rt_Time.c + + + rt_Timer.c + 1 + ../rt_Timer.c + + + rt_Mutex.c + 1 + ../rt_Mutex.c + + + rt_Robin.c + 1 + ../rt_Robin.c + + + rt_MemBox.c + 1 + ../rt_MemBox.c + + + rt_Memory.c + 1 + ../rt_Memory.c + + + + + HAL + + + SVC_Table.s + 2 + .\SVC_Table.s + + + HAL_CM.c + 1 + ../HAL_CM.c + + + HAL_CM0.s + 2 + .\HAL_CM0.s + + + 2 + 0 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + + + + + + + + + + + + HAL_CM3.s + 2 + .\HAL_CM3.s + + + 2 + 0 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + + + + + + + + + + + + HAL_CM4.s + 2 + .\HAL_CM4.s + + + 2 + 0 + 0 + 0 + 0 + 2 + 2 + 2 + 2 + 2 + 11 + + + + + + 2 + 2 + + + IFX_XMC4XXX + + + + + + + + + + + + + + diff --git a/vendor/cmsis_rtos_rtx/SRC/GCC/SVC_Table.s b/vendor/cmsis_rtos_rtx/SRC/GCC/SVC_Table.s new file mode 100644 index 000000000..97425acc6 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/GCC/SVC_Table.s @@ -0,0 +1,56 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.70 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH +; * All rights reserved. +; * Redistribution and use in source and binary forms, with or without +; * modification, are permitted provided that the following conditions are met: +; * - Redistributions of source code must retain the above copyright +; * notice, this list of conditions and the following disclaimer. +; * - Redistributions in binary form must reproduce the above copyright +; * notice, this list of conditions and the following disclaimer in the +; * documentation and/or other materials provided with the distribution. +; * - Neither the name of ARM nor the names of its contributors may be used +; * to endorse or promote products derived from this software without +; * specific prior written permission. +; * +; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE +; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +; * POSSIBILITY OF SUCH DAMAGE. +; *---------------------------------------------------------------------------*/ + + + .file "SVC_Table.S" + + + .section ".svc_table" + + .global SVC_Table +SVC_Table: +/* Insert user SVC functions here. SVC 0 used by RTL Kernel. */ +# .long __SVC_1 /* user SVC function */ +SVC_End: + + .global SVC_Count +SVC_Count: + .long (SVC_End-SVC_Table)/4 + + + .end + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/HAL_CM.c b/vendor/cmsis_rtos_rtx/SRC/HAL_CM.c new file mode 100644 index 000000000..2b7441099 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/HAL_CM.c @@ -0,0 +1,168 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM.C + * Purpose: Hardware Abstraction Layer for Cortex-M + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_HAL_CM.h" + + +/*---------------------------------------------------------------------------- + * Global Variables + *---------------------------------------------------------------------------*/ + +#ifdef DBG_MSG +BIT dbg_msg; +#endif + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_init_stack ---------------------------------*/ + +void rt_init_stack (P_TCB p_TCB, FUNCP task_body) { + /* Prepare TCB and saved context for a first time start of a task. */ + U32 *stk,i,size; + + /* Prepare a complete interrupt frame for first task start */ + size = p_TCB->priv_stack >> 2; + if (size == 0) { + size = (U16)os_stackinfo >> 2; + } + + /* Write to the top of stack. */ + stk = &p_TCB->stack[size]; + + /* Auto correct to 8-byte ARM stack alignment. */ + if ((U32)stk & 0x04) { + stk--; + } + + stk -= 16; + + /* Default xPSR and initial PC */ + stk[15] = INITIAL_xPSR; + stk[14] = (U32)task_body; + + /* Clear R4-R11,R0-R3,R12,LR registers. */ + for (i = 0; i < 14; i++) { + stk[i] = 0; + } + + /* Assign a void pointer to R0. */ + stk[8] = (U32)p_TCB->msg; + + /* Initial Task stack pointer. */ + p_TCB->tsk_stack = (U32)stk; + + /* Task entry point. */ + p_TCB->ptask = task_body; + + /* Set a magic word for checking of stack overflow. */ + p_TCB->stack[0] = MAGIC_WORD; +} + + +/*--------------------------- rt_ret_val ----------------------------------*/ + +static __inline U32 *rt_ret_regs (P_TCB p_TCB) { + /* Get pointer to task return value registers (R0..R3) in Stack */ +#if (__TARGET_FPU_VFP) + if (p_TCB->stack_frame) { + /* Extended Stack Frame: R4-R11,S16-S31,R0-R3,R12,LR,PC,xPSR,S0-S15,FPSCR */ + return (U32 *)(p_TCB->tsk_stack + 8*4 + 16*4); + } else { + /* Basic Stack Frame: R4-R11,R0-R3,R12,LR,PC,xPSR */ + return (U32 *)(p_TCB->tsk_stack + 8*4); + } +#else + /* Stack Frame: R4-R11,R0-R3,R12,LR,PC,xPSR */ + return (U32 *)(p_TCB->tsk_stack + 8*4); +#endif +} + +void rt_ret_val (P_TCB p_TCB, U32 v0) { + U32 *ret; + + ret = rt_ret_regs(p_TCB); + ret[0] = v0; +} + +void rt_ret_val2(P_TCB p_TCB, U32 v0, U32 v1) { + U32 *ret; + + ret = rt_ret_regs(p_TCB); + ret[0] = v0; + ret[1] = v1; +} + + +/*--------------------------- dbg_init --------------------------------------*/ + +#ifdef DBG_MSG +void dbg_init (void) { + if ((DEMCR & DEMCR_TRCENA) && + (ITM_CONTROL & ITM_ITMENA) && + (ITM_ENABLE & (1UL << 31))) { + dbg_msg = __TRUE; + } +} +#endif + +/*--------------------------- dbg_task_notify -------------------------------*/ + +#ifdef DBG_MSG +void dbg_task_notify (P_TCB p_tcb, BOOL create) { + while (ITM_PORT31_U32 == 0); + ITM_PORT31_U32 = (U32)p_tcb->ptask; + while (ITM_PORT31_U32 == 0); + ITM_PORT31_U16 = (create << 8) | p_tcb->task_id; +} +#endif + +/*--------------------------- dbg_task_switch -------------------------------*/ + +#ifdef DBG_MSG +void dbg_task_switch (U32 task_id) { + while (ITM_PORT31_U32 == 0); + ITM_PORT31_U8 = task_id; +} +#endif + + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM0.s b/vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM0.s new file mode 100644 index 000000000..ffe7fbf2e --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM0.s @@ -0,0 +1,312 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM0.S + * Purpose: Hardware Abstraction Layer for Cortex-M0 + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + + NAME HAL_CM0.S + + #define TCB_TSTACK 36 + + EXTERN os_flags + EXTERN os_tsk + EXTERN rt_alloc_box + EXTERN rt_free_box + EXTERN rt_stk_check + EXTERN rt_pop_req + EXTERN rt_systick + EXTERN os_tick_irqack + EXTERN SVC_Table + EXTERN SVC_Count + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + SECTION .text:CODE:NOROOT(2) + THUMB + +/*--------------------------- rt_set_PSP ------------------------------------*/ + +; void rt_set_PSP (U32 stack); + + PUBLIC rt_set_PSP +rt_set_PSP: + + MSR PSP,R0 + BX LR + + +/*--------------------------- rt_get_PSP ------------------------------------*/ + +; U32 rt_get_PSP (void); + + PUBLIC rt_get_PSP +rt_get_PSP: + + MRS R0,PSP + BX LR + + +/*--------------------------- os_set_env ------------------------------------*/ + +; void os_set_env (void); + /* Switch to Unprivileged/Privileged Thread mode, use PSP. */ + + PUBLIC os_set_env +os_set_env: + + MOV R0,SP /* PSP = MSP */ + MSR PSP,R0 + LDR R0,=os_flags + LDRB R0,[R0] + LSLS R0,#31 + BNE PrivilegedE + MOVS R0,#0x03 /* Unprivileged Thread mode, use PSP */ + MSR CONTROL,R0 + BX LR +PrivilegedE: + MOVS R0,#0x02 /* Privileged Thread mode, use PSP */ + MSR CONTROL,R0 + BX LR + + +/*--------------------------- _alloc_box ------------------------------------*/ + +; void *_alloc_box (void *box_mem); + /* Function wrapper for Unprivileged/Privileged mode. */ + + PUBLIC _alloc_box +_alloc_box: + + LDR R3,=rt_alloc_box + MOV R12,R3 + MRS R3,IPSR + LSLS R3,#24 + BNE PrivilegedA + MRS R3,CONTROL + LSLS R3,#31 + BEQ PrivilegedA + SVC 0 + BX LR +PrivilegedA: + BX R12 + + +/*--------------------------- _free_box -------------------------------------*/ + +; int _free_box (void *box_mem, void *box); + /* Function wrapper for Unprivileged/Privileged mode. */ + + PUBLIC _free_box +_free_box: + + LDR R3,=rt_free_box + MOV R12,R3 + MRS R3,IPSR + LSLS R3,#24 + BNE PrivilegedF + MRS R3,CONTROL + LSLS R3,#31 + BEQ PrivilegedF + SVC 0 + BX LR +PrivilegedF: + BX R12 + + +/*-------------------------- SVC_Handler ------------------------------------*/ + +; void SVC_Handler (void); + + PUBLIC SVC_Handler +SVC_Handler: + + MRS R0,PSP /* Read PSP */ + LDR R1,[R0,#24] /* Read Saved PC from Stack */ + SUBS R1,R1,#2 /* Point to SVC Instruction */ + LDRB R1,[R1] /* Load SVC Number */ + CMP R1,#0 + BNE SVC_User /* User SVC Number > 0 */ + + MOV LR,R4 + LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */ + MOV R12,R4 + MOV R4,LR + BLX R12 /* Call SVC Function */ + + MRS R3,PSP /* Read PSP */ + STMIA R3!,{R0-R2} /* Store return values */ + + LDR R3,=os_tsk + LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + BEQ SVC_Exit /* no task switch */ + + SUBS R3,#8 + CMP R1,#0 /* Runtask deleted? */ + BEQ SVC_Next + + MRS R0,PSP /* Read PSP */ + SUBS R0,R0,#32 /* Adjust Start Address */ + STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + STMIA R0!,{R4-R7} /* Save old context (R4-R7) */ + MOV R4,R8 + MOV R5,R9 + MOV R6,R10 + MOV R7,R11 + STMIA R0!,{R4-R7} /* Save old context (R8-R11) */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + +SVC_Next: + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + ADDS R0,R0,#16 /* Adjust Start Address */ + LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */ + MOV R8,R4 + MOV R9,R5 + MOV R10,R6 + MOV R11,R7 + MSR PSP,R0 /* Write PSP */ + SUBS R0,R0,#32 /* Adjust Start Address */ + LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */ + +SVC_Exit: + MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */ + MVNS R0,R0 + BX R0 /* RETI to Thread Mode, use PSP */ + + /*------------------- User SVC ------------------------------*/ + +SVC_User: + PUSH {R4,LR} /* Save Registers */ + LDR R2,=SVC_Count + LDR R2,[R2] + CMP R1,R2 + BHI SVC_Done /* Overflow */ + + LDR R4,=SVC_Table-4 + LSLS R1,R1,#2 + LDR R4,[R4,R1] /* Load SVC Function Address */ + MOV LR,R4 + + LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */ + MOV R12,R4 + BLX LR /* Call SVC Function */ + + MRS R4,PSP /* Read PSP */ + STMIA R4!,{R0-R3} /* Function return values */ +SVC_Done: + POP {R4,PC} /* RETI */ + + +/*-------------------------- PendSV_Handler ---------------------------------*/ + +; void PendSV_Handler (void); + + PUBLIC PendSV_Handler +PendSV_Handler: + + BL rt_pop_req + +Sys_Switch: + LDR R3,=os_tsk + LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + BEQ Sys_Exit /* no task switch */ + + SUBS R3,#8 + + MRS R0,PSP /* Read PSP */ + SUBS R0,R0,#32 /* Adjust Start Address */ + STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + STMIA R0!,{R4-R7} /* Save old context (R4-R7) */ + MOV R4,R8 + MOV R5,R9 + MOV R6,R10 + MOV R7,R11 + STMIA R0!,{R4-R7} /* Save old context (R8-R11) */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + ADDS R0,R0,#16 /* Adjust Start Address */ + LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */ + MOV R8,R4 + MOV R9,R5 + MOV R10,R6 + MOV R11,R7 + MSR PSP,R0 /* Write PSP */ + SUBS R0,R0,#32 /* Adjust Start Address */ + LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */ + +Sys_Exit: + MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */ + MVNS R0,R0 + BX R0 /* RETI to Thread Mode, use PSP */ + + +/*-------------------------- SysTick_Handler --------------------------------*/ + +; void SysTick_Handler (void); + + PUBLIC SysTick_Handler +SysTick_Handler: + + BL rt_systick + B Sys_Switch + + +/*-------------------------- OS_Tick_Handler --------------------------------*/ + +; void OS_Tick_Handler (void); + + PUBLIC OS_Tick_Handler +OS_Tick_Handler: + + BL os_tick_irqack + BL rt_systick + B Sys_Switch + + + END + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM3.s b/vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM3.s new file mode 100644 index 000000000..e6fcbc513 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM3.s @@ -0,0 +1,265 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM3.S + * Purpose: Hardware Abstraction Layer for Cortex-M3 + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + + NAME HAL_CM3.S + + #define TCB_TSTACK 36 + + EXTERN os_flags + EXTERN os_tsk + EXTERN rt_alloc_box + EXTERN rt_free_box + EXTERN rt_stk_check + EXTERN rt_pop_req + EXTERN rt_systick + EXTERN os_tick_irqack + EXTERN SVC_Table + EXTERN SVC_Count + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + SECTION .text:CODE:NOROOT(2) + THUMB + +/*--------------------------- rt_set_PSP ------------------------------------*/ + +; void rt_set_PSP (U32 stack); + + PUBLIC rt_set_PSP +rt_set_PSP: + + MSR PSP,R0 + BX LR + + +/*--------------------------- rt_get_PSP ------------------------------------*/ + +; U32 rt_get_PSP (void); + + PUBLIC rt_get_PSP +rt_get_PSP: + + MRS R0,PSP + BX LR + + +/*--------------------------- os_set_env ------------------------------------*/ + +; void os_set_env (void); + /* Switch to Unprivileged/Privileged Thread mode, use PSP. */ + + PUBLIC os_set_env +os_set_env: + + MOV R0,SP /* PSP = MSP */ + MSR PSP,R0 + LDR R0,=os_flags + LDRB R0,[R0] + LSLS R0,#31 + ITE NE + MOVNE R0,#0x02 /* Privileged Thread mode, use PSP */ + MOVEQ R0,#0x03 /* Unprivileged Thread mode, use PSP */ + MSR CONTROL,R0 + BX LR + + +/*--------------------------- _alloc_box ------------------------------------*/ + +; void *_alloc_box (void *box_mem); + /* Function wrapper for Unprivileged/Privileged mode. */ + + PUBLIC _alloc_box +_alloc_box: + + LDR R12,=rt_alloc_box + MRS R3,IPSR + LSLS R3,#24 + IT NE + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + IT EQ + BXEQ R12 + SVC 0 + BX LR + + +/*--------------------------- _free_box -------------------------------------*/ + +; int _free_box (void *box_mem, void *box); + /* Function wrapper for Unprivileged/Privileged mode. */ + + PUBLIC _free_box +_free_box: + + LDR R12,=rt_free_box + MRS R3,IPSR + LSLS R3,#24 + IT NE + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + IT EQ + BXEQ R12 + SVC 0 + BX LR + + +/*-------------------------- SVC_Handler ------------------------------------*/ + +; void SVC_Handler (void); + + PUBLIC SVC_Handler +SVC_Handler: + + MRS R0,PSP /* Read PSP */ + LDR R1,[R0,#24] /* Read Saved PC from Stack */ + LDRB R1,[R1,#-2] /* Load SVC Number */ + CBNZ R1,SVC_User + + LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */ + BLX R12 /* Call SVC Function */ + + MRS R12,PSP /* Read PSP */ + STM R12,{R0-R2} /* Store return values */ + + LDR R3,=os_tsk + LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + BEQ SVC_Exit /* no task switch */ + + CBZ R1,SVC_Next /* Runtask deleted? */ + STMDB R12!,{R4-R11} /* Save Old context */ + STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + +SVC_Next: + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + LDMIA R12!,{R4-R11} /* Restore New Context */ + MSR PSP,R12 /* Write PSP */ + +SVC_Exit: + MVN LR,#~0xFFFFFFFD /* set EXC_RETURN value */ + BX LR + + /*------------------- User SVC ------------------------------*/ + +SVC_User: + PUSH {R4,LR} /* Save Registers */ + LDR R2,=SVC_Count + LDR R2,[R2] + CMP R1,R2 + BHI SVC_Done /* Overflow */ + + LDR R4,=SVC_Table-4 + LDR R4,[R4,R1,LSL #2] /* Load SVC Function Address */ + + LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */ + BLX R4 /* Call SVC Function */ + + MRS R12,PSP + STM R12,{R0-R3} /* Function return values */ +SVC_Done: + POP {R4,PC} /* RETI */ + + +/*-------------------------- PendSV_Handler ---------------------------------*/ + +; void PendSV_Handler (void); + + PUBLIC PendSV_Handler +PendSV_Handler: + + BL rt_pop_req + +Sys_Switch: + LDR R3,=os_tsk + LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + BEQ Sys_Exit + + MRS R12,PSP /* Read PSP */ + STMDB R12!,{R4-R11} /* Save Old context */ + STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + LDMIA R12!,{R4-R11} /* Restore New Context */ + MSR PSP,R12 /* Write PSP */ + +Sys_Exit: + MVN LR,#~0xFFFFFFFD /* set EXC_RETURN value */ + BX LR /* Return to Thread Mode */ + + +/*-------------------------- SysTick_Handler --------------------------------*/ + +; void SysTick_Handler (void); + + PUBLIC SysTick_Handler +SysTick_Handler: + + BL rt_systick + B Sys_Switch + + +/*-------------------------- OS_Tick_Handler --------------------------------*/ + +; void OS_Tick_Handler (void); + + PUBLIC OS_Tick_Handler +OS_Tick_Handler: + + BL os_tick_irqack + BL rt_systick + B Sys_Switch + + + END + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM4.s b/vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM4.s new file mode 100644 index 000000000..db4ce68cf --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/IAR/HAL_CM4.s @@ -0,0 +1,297 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: HAL_CM4.S + * Purpose: Hardware Abstraction Layer for Cortex-M4 + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + + NAME HAL_CM4.S + + #define TCB_STACKF 32 + #define TCB_TSTACK 36 + + EXTERN os_flags + EXTERN os_tsk + EXTERN rt_alloc_box + EXTERN rt_free_box + EXTERN rt_stk_check + EXTERN rt_pop_req + EXTERN rt_systick + EXTERN os_tick_irqack + EXTERN SVC_Table + EXTERN SVC_Count + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + SECTION .text:CODE:NOROOT(2) + THUMB + +/*--------------------------- rt_set_PSP ------------------------------------*/ + +; void rt_set_PSP (U32 stack); + + PUBLIC rt_set_PSP +rt_set_PSP: + + MSR PSP,R0 + BX LR + + +/*--------------------------- rt_get_PSP ------------------------------------*/ + +; U32 rt_get_PSP (void); + + PUBLIC rt_get_PSP +rt_get_PSP: + + MRS R0,PSP + BX LR + + +/*--------------------------- os_set_env ------------------------------------*/ + +; void os_set_env (void); + /* Switch to Unprivileged/Privileged Thread mode, use PSP. */ + + PUBLIC os_set_env +os_set_env: + + MOV R0,SP /* PSP = MSP */ + MSR PSP,R0 + LDR R0,=os_flags + LDRB R0,[R0] + LSLS R0,#31 + ITE NE + MOVNE R0,#0x02 /* Privileged Thread mode, use PSP */ + MOVEQ R0,#0x03 /* Unprivileged Thread mode, use PSP */ + MSR CONTROL,R0 + BX LR + + +/*--------------------------- _alloc_box ------------------------------------*/ + +; void *_alloc_box (void *box_mem); + /* Function wrapper for Unprivileged/Privileged mode. */ + + PUBLIC _alloc_box +_alloc_box: + + LDR R12,=rt_alloc_box + MRS R3,IPSR + LSLS R3,#24 + IT NE + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + IT EQ + BXEQ R12 + SVC 0 + BX LR + + +/*--------------------------- _free_box -------------------------------------*/ + +; int _free_box (void *box_mem, void *box); + /* Function wrapper for Unprivileged/Privileged mode. */ + + PUBLIC _free_box +_free_box: + + LDR R12,=rt_free_box + MRS R3,IPSR + LSLS R3,#24 + IT NE + BXNE R12 + MRS R3,CONTROL + LSLS R3,#31 + IT EQ + BXEQ R12 + SVC 0 + BX LR + + +/*-------------------------- SVC_Handler ------------------------------------*/ + +; void SVC_Handler (void); + + PUBLIC SVC_Handler +SVC_Handler: + + MRS R0,PSP /* Read PSP */ + LDR R1,[R0,#24] /* Read Saved PC from Stack */ + LDRB R1,[R1,#-2] /* Load SVC Number */ + CBNZ R1,SVC_User + + LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */ + PUSH {R4,LR} /* Save EXC_RETURN */ + BLX R12 /* Call SVC Function */ + POP {R4,LR} /* Restore EXC_RETURN */ + + MRS R12,PSP /* Read PSP */ + STM R12,{R0-R2} /* Store return values */ + + LDR R3,=os_tsk + LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + IT EQ + BXEQ LR /* RETI, no task switch */ + + CBZ R1,SVC_Next /* Runtask deleted? */ + TST LR,#0x10 /* is it extended frame? */ + ITTE EQ + VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */ + MOVEQ R0,#0x01 /* os_tsk->stack_frame val */ + MOVNE R0,#0x00 + STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */ + STMDB R12!,{R4-R11} /* Save Old context */ + STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + +SVC_Next: + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + LDMIA R12!,{R4-R11} /* Restore New Context */ + LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */ + CMP R0,#0 /* Basic/Extended Stack Frame */ + ITTE NE + VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */ + MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */ + MVNEQ LR,#~0xFFFFFFFD + MSR PSP,R12 /* Write PSP */ + +SVC_Exit: + BX LR + + /*------------------- User SVC ------------------------------*/ + +SVC_User: + PUSH {R4,LR} /* Save Registers */ + LDR R2,=SVC_Count + LDR R2,[R2] + CMP R1,R2 + BHI SVC_Done /* Overflow */ + + LDR R4,=SVC_Table-4 + LDR R4,[R4,R1,LSL #2] /* Load SVC Function Address */ + + LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */ + BLX R4 /* Call SVC Function */ + + MRS R12,PSP + STM R12,{R0-R3} /* Function return values */ +SVC_Done: + POP {R4,PC} /* RETI */ + + +/*-------------------------- PendSV_Handler ---------------------------------*/ + +; void PendSV_Handler (void); + + PUBLIC PendSV_Handler +PendSV_Handler: + + PUSH {R4,LR} /* Save EXC_RETURN */ + BL rt_pop_req + +Sys_Switch: + POP {R4,LR} /* Restore EXC_RETURN */ + + LDR R3,=os_tsk + LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */ + CMP R1,R2 + IT EQ + BXEQ LR /* RETI, no task switch */ + + MRS R12,PSP /* Read PSP */ + TST LR,#0x10 /* is it extended frame? */ + ITTE EQ + VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */ + MOVEQ R0,#0x01 /* os_tsk->stack_frame val */ + MOVNE R0,#0x00 + STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */ + STMDB R12!,{R4-R11} /* Save Old context */ + STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */ + + PUSH {R2,R3} + BL rt_stk_check /* Check for Stack overflow */ + POP {R2,R3} + + STR R2,[R3] /* os_tsk.run = os_tsk.new */ + + LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */ + LDMIA R12!,{R4-R11} /* Restore New Context */ + LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */ + CMP R0,#0 /* Basic/Extended Stack Frame */ + ITTE NE + VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */ + MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */ + MVNEQ LR,#~0xFFFFFFFD + MSR PSP,R12 /* Write PSP */ + +Sys_Exit: + BX LR /* Return to Thread Mode */ + + +/*-------------------------- SysTick_Handler --------------------------------*/ + +; void SysTick_Handler (void); + + PUBLIC SysTick_Handler +SysTick_Handler: + + PUSH {R4,LR} /* Save EXC_RETURN */ + BL rt_systick + B Sys_Switch + + +/*-------------------------- OS_Tick_Handler --------------------------------*/ + +; void OS_Tick_Handler (void); + + PUBLIC OS_Tick_Handler +OS_Tick_Handler: + + PUSH {R4,LR} /* Save EXC_RETURN */ + BL os_tick_irqack + BL rt_systick + B Sys_Switch + + + END + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.ewp b/vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.ewp new file mode 100644 index 000000000..4e6dc1695 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.ewp @@ -0,0 +1,6955 @@ + + + + 2 + + CM0_LE + + ARM + + 0 + + General + 3 + + 21 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + ICCARM + 2 + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + AARM + 2 + + 8 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + OBJCOPY + 0 + + 1 + 1 + 0 + + + + + + + + + CUSTOM + 3 + + + + + + + BICOMP + 0 + + + + BUILDACTION + 1 + + + cmd.exe /C copy "$TARGET_PATH$" "$PROJ_DIR$\..\..\LIB\IAR\RTX_CM0.a" + + + + ILINK + 0 + + 14 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + IARCHIVE + 0 + + 0 + 1 + 0 + + + + + + + BILINK + 0 + + + + + CM0_BE + + ARM + + 0 + + General + 3 + + 21 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + ICCARM + 2 + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + AARM + 2 + + 8 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + OBJCOPY + 0 + + 1 + 1 + 0 + + + + + + + + + CUSTOM + 3 + + + + + + + BICOMP + 0 + + + + BUILDACTION + 1 + + + cmd.exe /C copy "$TARGET_PATH$" "$PROJ_DIR$\..\..\LIB\IAR\RTX_CM0_B.a" + + + + ILINK + 0 + + 14 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + IARCHIVE + 0 + + 0 + 1 + 0 + + + + + + + BILINK + 0 + + + + + CM3_LE + + ARM + + 0 + + General + 3 + + 21 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + ICCARM + 2 + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + AARM + 2 + + 8 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + OBJCOPY + 0 + + 1 + 1 + 0 + + + + + + + + + CUSTOM + 3 + + + + + + + BICOMP + 0 + + + + BUILDACTION + 1 + + + cmd.exe /C copy "$TARGET_PATH$" "$PROJ_DIR$\..\..\LIB\IAR\RTX_CM3.a" + + + + ILINK + 0 + + 14 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + IARCHIVE + 0 + + 0 + 1 + 0 + + + + + + + BILINK + 0 + + + + + CM3_BE + + ARM + + 0 + + General + 3 + + 21 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + ICCARM + 2 + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + AARM + 2 + + 8 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + OBJCOPY + 0 + + 1 + 1 + 0 + + + + + + + + + CUSTOM + 3 + + + + + + + BICOMP + 0 + + + + BUILDACTION + 1 + + + cmd.exe /C copy "$TARGET_PATH$" "$PROJ_DIR$\..\..\LIB\IAR\RTX_CM3_B.a" + + + + ILINK + 0 + + 14 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + IARCHIVE + 0 + + 0 + 1 + 0 + + + + + + + BILINK + 0 + + + + + CM4F_LE + + ARM + + 0 + + General + 3 + + 21 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + ICCARM + 2 + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + AARM + 2 + + 8 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + OBJCOPY + 0 + + 1 + 1 + 0 + + + + + + + + + CUSTOM + 3 + + + + + + + BICOMP + 0 + + + + BUILDACTION + 1 + + + cmd.exe /C copy "$TARGET_PATH$" "$PROJ_DIR$\..\..\LIB\IAR\RTX_CM4.a" + + + + ILINK + 0 + + 14 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + IARCHIVE + 0 + + 0 + 1 + 0 + + + + + + + BILINK + 0 + + + + + CM4F_BE + + ARM + + 0 + + General + 3 + + 21 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + ICCARM + 2 + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + AARM + 2 + + 8 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + OBJCOPY + 0 + + 1 + 1 + 0 + + + + + + + + + CUSTOM + 3 + + + + + + + BICOMP + 0 + + + + BUILDACTION + 1 + + + cmd.exe /C copy "$TARGET_PATH$" "$PROJ_DIR$\..\..\LIB\IAR\RTX_CM4_B.a" + + + + ILINK + 0 + + 14 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + IARCHIVE + 0 + + 0 + 1 + 0 + + + + + + + BILINK + 0 + + + + + HAL + + $PROJ_DIR$\..\HAL_CM.c + + + $PROJ_DIR$\HAL_CM0.s + + CM3_LE + CM3_BE + CM4F_LE + CM4F_BE + + + + $PROJ_DIR$\HAL_CM3.s + + CM0_LE + CM0_BE + CM4F_LE + CM4F_BE + + + + $PROJ_DIR$\HAL_CM4.s + + CM0_LE + CM0_BE + CM3_LE + CM3_BE + + + + $PROJ_DIR$\SVC_Table.s + + + + Kernel + + $PROJ_DIR$\..\rt_CMSIS.c + + CM0_LE + + ICCARM + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + CM0_BE + + ICCARM + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + CM3_LE + + ICCARM + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + CM3_BE + + ICCARM + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + CM4F_LE + + ICCARM + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + CM4F_BE + + ICCARM + + 28 + 1 + 0 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + $PROJ_DIR$\..\rt_Event.c + + + $PROJ_DIR$\..\rt_List.c + + + $PROJ_DIR$\..\rt_Mailbox.c + + + $PROJ_DIR$\..\rt_MemBox.c + + + $PROJ_DIR$\..\rt_Memory.c + + + $PROJ_DIR$\..\rt_Mutex.c + + + $PROJ_DIR$\..\rt_Robin.c + + + $PROJ_DIR$\..\rt_Semaphore.c + + + $PROJ_DIR$\..\rt_System.c + + + $PROJ_DIR$\..\rt_Task.c + + + $PROJ_DIR$\..\rt_Time.c + + + $PROJ_DIR$\..\rt_Timer.c + + + + + diff --git a/vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.eww b/vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.eww new file mode 100644 index 000000000..333a73ae2 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/IAR/RTX_Lib_CM.eww @@ -0,0 +1,10 @@ + + + + + $WS_DIR$\RTX_Lib_CM.ewp + + + + + diff --git a/vendor/cmsis_rtos_rtx/SRC/IAR/SVC_Table.s b/vendor/cmsis_rtos_rtx/SRC/IAR/SVC_Table.s new file mode 100644 index 000000000..0696cbd59 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/IAR/SVC_Table.s @@ -0,0 +1,58 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.70 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH +; * All rights reserved. +; * Redistribution and use in source and binary forms, with or without +; * modification, are permitted provided that the following conditions are met: +; * - Redistributions of source code must retain the above copyright +; * notice, this list of conditions and the following disclaimer. +; * - Redistributions in binary form must reproduce the above copyright +; * notice, this list of conditions and the following disclaimer in the +; * documentation and/or other materials provided with the distribution. +; * - Neither the name of ARM nor the names of its contributors may be used +; * to endorse or promote products derived from this software without +; * specific prior written permission. +; * +; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE +; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +; * POSSIBILITY OF SUCH DAMAGE. +; *---------------------------------------------------------------------------*/ + + + NAME SVC_TABLE + SECTION .text:CONST (2) + + PUBLIC SVC_Count + +SVC_Cnt EQU (SVC_End-SVC_Table)/4 +SVC_Count DCD SVC_Cnt + +; Import user SVC functions here. +; IMPORT __SVC_1 + + PUBLIC SVC_Table +SVC_Table +; Insert user SVC functions here. SVC 0 used by RTL Kernel. +; DCD __SVC_1 ; user SVC function + +SVC_End + + END + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/RTX_Config.h b/vendor/cmsis_rtos_rtx/SRC/RTX_Config.h new file mode 100644 index 000000000..87f4a96fb --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/RTX_Config.h @@ -0,0 +1,78 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RTX_CONFIG.H + * Purpose: Exported functions of RTX_Config.c + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + + +/* Error Codes */ +#define OS_ERR_STK_OVF 1 +#define OS_ERR_FIFO_OVF 2 +#define OS_ERR_MBX_OVF 3 + +/* Definitions */ +#define BOX_ALIGN_8 0x80000000 +#define _declare_box(pool,size,cnt) U32 pool[(((size)+3)/4)*(cnt) + 3] +#define _declare_box8(pool,size,cnt) U64 pool[(((size)+7)/8)*(cnt) + 2] +#define _init_box8(pool,size,bsize) _init_box (pool,size,(bsize) | BOX_ALIGN_8) + +/* Variables */ +extern U32 mp_tcb[]; +extern U64 mp_stk[]; +extern U32 os_fifo[]; +extern void *os_active_TCB[]; + +/* Constants */ +extern U16 const os_maxtaskrun; +extern U32 const os_trv; +extern U8 const os_flags; +extern U32 const os_stackinfo; +extern U32 const os_rrobin; +extern U32 const os_clockrate; +extern U32 const os_timernum; +extern U16 const mp_tcb_size; +extern U32 const mp_stk_size; +extern U32 const *m_tmr; +extern U16 const mp_tmr_size; +extern U8 const os_fifo_size; + +/* Functions */ +extern void os_idle_demon (void); +extern int os_tick_init (void); +extern U32 os_tick_val (void); +extern U32 os_tick_ovf (void); +extern void os_tick_irqack (void); +extern void os_tmr_call (U16 info); +extern void os_error (U32 err_code); + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_CMSIS.c b/vendor/cmsis_rtos_rtx/SRC/rt_CMSIS.c new file mode 100644 index 000000000..070d54fd3 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_CMSIS.c @@ -0,0 +1,1962 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: rt_CMSIS.c + * Purpose: CMSIS RTOS API + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#define __CMSIS_GENERIC + +#if defined (__CORTEX_M4) || defined (__CORTEX_M4F) + #include "core_cm4.h" +#elif defined (__CORTEX_M3) + #include "core_cm3.h" +#elif defined (__CORTEX_M0) + #include "core_cm0.h" +#else + #error "Missing __CORTEX_Mx definition" +#endif + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_Task.h" +#include "rt_Event.h" +#include "rt_List.h" +#include "rt_Time.h" +#include "rt_Mutex.h" +#include "rt_Semaphore.h" +#include "rt_Mailbox.h" +#include "rt_MemBox.h" +#include "rt_Memory.h" +#include "rt_HAL_CM.h" + +#define os_thread_cb OS_TCB + +#include "cmsis_os.h" + +#if (osFeature_Signals != 16) +#error Invalid "osFeature_Signals" value! +#endif +#if (osFeature_Semaphore > 65535) +#error Invalid "osFeature_Semaphore" value! +#endif +#if (osFeature_Wait != 0) +#error osWait not supported! +#endif + + +// ==== Enumeration, structures, defines ==== + +// Service Calls defines + +#if defined (__CC_ARM) /* ARM Compiler */ + +#define __NO_RETURN __declspec(noreturn) + +#define osEvent_type osEvent +#define osEvent_ret_status ret +#define osEvent_ret_value ret +#define osEvent_ret_msg ret +#define osEvent_ret_mail ret + +#define osCallback_type osCallback +#define osCallback_ret ret + +#define SVC_0_1(f,t,...) \ +__svc_indirect(0) t _##f (t(*)()); \ + t f (void); \ +__attribute__((always_inline)) \ +static __inline t __##f (void) { \ + return _##f(f); \ +} + +#define SVC_1_1(f,t,t1,...) \ +__svc_indirect(0) t _##f (t(*)(t1),t1); \ + t f (t1 a1); \ +__attribute__((always_inline)) \ +static __inline t __##f (t1 a1) { \ + return _##f(f,a1); \ +} + +#define SVC_2_1(f,t,t1,t2,...) \ +__svc_indirect(0) t _##f (t(*)(t1,t2),t1,t2); \ + t f (t1 a1, t2 a2); \ +__attribute__((always_inline)) \ +static __inline t __##f (t1 a1, t2 a2) { \ + return _##f(f,a1,a2); \ +} + +#define SVC_3_1(f,t,t1,t2,t3,...) \ +__svc_indirect(0) t _##f (t(*)(t1,t2,t3),t1,t2,t3); \ + t f (t1 a1, t2 a2, t3 a3); \ +__attribute__((always_inline)) \ +static __inline t __##f (t1 a1, t2 a2, t3 a3) { \ + return _##f(f,a1,a2,a3); \ +} + +#define SVC_4_1(f,t,t1,t2,t3,t4,...) \ +__svc_indirect(0) t _##f (t(*)(t1,t2,t3,t4),t1,t2,t3,t4); \ + t f (t1 a1, t2 a2, t3 a3, t4 a4); \ +__attribute__((always_inline)) \ +static __inline t __##f (t1 a1, t2 a2, t3 a3, t4 a4) { \ + return _##f(f,a1,a2,a3,a4); \ +} + +#define SVC_1_2 SVC_1_1 +#define SVC_1_3 SVC_1_1 +#define SVC_2_3 SVC_2_1 + +#elif defined (__GNUC__) /* GNU Compiler */ + +#define __NO_RETURN __attribute__((noreturn)) + +typedef uint32_t __attribute__((vector_size(8))) ret64; +typedef uint32_t __attribute__((vector_size(16))) ret128; + +#define RET_pointer __r0 +#define RET_int32_t __r0 +#define RET_uint32_t __r0 +#define RET_osStatus __r0 +#define RET_osPriority __r0 +#define RET_osEvent {(osStatus)__r0, {(uint32_t)__r1}, {(void *)__r2}} +#define RET_osCallback {(void *)__r0, (void *)__r1} + +#define osEvent_type ret128 +#define osEvent_ret_status (ret128){ret.status} +#define osEvent_ret_value (ret128){ret.status, ret.value.v} +#define osEvent_ret_msg (ret128){ret.status, ret.value.v, (uint32_t)ret.def.message_id} +#define osEvent_ret_mail (ret128){ret.status, ret.value.v, (uint32_t)ret.def.mail_id} + +#define osCallback_type ret64 +#define osCallback_ret (ret64) {(uint32_t)ret.fp, (uint32_t)ret.arg} + +#define SVC_ArgN(n) \ + register int __r##n __asm("r"#n); + +#define SVC_ArgR(n,t,a) \ + register t __r##n __asm("r"#n) = a; + +#define SVC_Arg0() \ + SVC_ArgN(0) \ + SVC_ArgN(1) \ + SVC_ArgN(2) \ + SVC_ArgN(3) + +#define SVC_Arg1(t1) \ + SVC_ArgR(0,t1,a1) \ + SVC_ArgN(1) \ + SVC_ArgN(2) \ + SVC_ArgN(3) + +#define SVC_Arg2(t1,t2) \ + SVC_ArgR(0,t1,a1) \ + SVC_ArgR(1,t2,a2) \ + SVC_ArgN(2) \ + SVC_ArgN(3) + +#define SVC_Arg3(t1,t2,t3) \ + SVC_ArgR(0,t1,a1) \ + SVC_ArgR(1,t2,a2) \ + SVC_ArgR(2,t3,a3) \ + SVC_ArgN(3) + +#define SVC_Arg4(t1,t2,t3,t4) \ + SVC_ArgR(0,t1,a1) \ + SVC_ArgR(1,t2,a2) \ + SVC_ArgR(2,t3,a3) \ + SVC_ArgR(3,t4,a4) + +#if (defined (__CORTEX_M0)) +#define SVC_Call(f) \ + __asm volatile \ + ( \ + "ldr r7,="#f"\n\t" \ + "mov r12,r7\n\t" \ + "svc 0" \ + : "=r" (__r0), "=r" (__r1), "=r" (__r2), "=r" (__r3) \ + : "r" (__r0), "r" (__r1), "r" (__r2), "r" (__r3) \ + : "r7", "r12", "lr", "cc" \ + ); +#else +#define SVC_Call(f) \ + __asm volatile \ + ( \ + "ldr r12,="#f"\n\t" \ + "svc 0" \ + : "=r" (__r0), "=r" (__r1), "=r" (__r2), "=r" (__r3) \ + : "r" (__r0), "r" (__r1), "r" (__r2), "r" (__r3) \ + : "r12", "lr", "cc" \ + ); +#endif + +#define SVC_0_1(f,t,rv) \ +__attribute__((always_inline)) \ +static inline t __##f (void) { \ + SVC_Arg0(); \ + SVC_Call(f); \ + return (t) rv; \ +} + +#define SVC_1_1(f,t,t1,rv) \ +__attribute__((always_inline)) \ +static inline t __##f (t1 a1) { \ + SVC_Arg1(t1); \ + SVC_Call(f); \ + return (t) rv; \ +} + +#define SVC_2_1(f,t,t1,t2,rv) \ +__attribute__((always_inline)) \ +static inline t __##f (t1 a1, t2 a2) { \ + SVC_Arg2(t1,t2); \ + SVC_Call(f); \ + return (t) rv; \ +} + +#define SVC_3_1(f,t,t1,t2,t3,rv) \ +__attribute__((always_inline)) \ +static inline t __##f (t1 a1, t2 a2, t3 a3) { \ + SVC_Arg3(t1,t2,t3); \ + SVC_Call(f); \ + return (t) rv; \ +} + +#define SVC_4_1(f,t,t1,t2,t3,t4,rv) \ +__attribute__((always_inline)) \ +static inline t __##f (t1 a1, t2 a2, t3 a3, t4 a4) { \ + SVC_Arg4(t1,t2,t3,t4); \ + SVC_Call(f); \ + return (t) rv; \ +} + +#define SVC_1_2 SVC_1_1 +#define SVC_1_3 SVC_1_1 +#define SVC_2_3 SVC_2_1 + +#elif defined (__ICCARM__) /* IAR Compiler */ + +#define __NO_RETURN __noreturn + +#define RET_osEvent "=r"(ret.status), "=r"(ret.value), "=r"(ret.def) +#define RET_osCallback "=r"(ret.fp), "=r"(ret.arg) + +#define osEvent_type osEvent +#define osEvent_ret_status ret +#define osEvent_ret_value ret +#define osEvent_ret_msg ret +#define osEvent_ret_mail ret + +#define osCallback_type uint64_t +#define osCallback_ret ((uint64_t)ret.fp | ((uint64_t)ret.arg)<<32) + +#define SVC_Setup(f) \ + __asm( \ + "mov r12,%0\n" \ + :: "r"(&f): "r12" \ + ); + +#define SVC_Ret3() \ + __asm( \ + "ldr r0,[sp,#0]\n" \ + "ldr r1,[sp,#4]\n" \ + "ldr r2,[sp,#8]\n" \ + ); + +#define SVC_0_1(f,t,...) \ +t f (void); \ +_Pragma("swi_number=0") __swi t _##f (void); \ +static inline t __##f (void) { \ + SVC_Setup(f); \ + return _##f(); \ +} + +#define SVC_1_1(f,t,t1,...) \ +t f (t1 a1); \ +_Pragma("swi_number=0") __swi t _##f (t1 a1); \ +static inline t __##f (t1 a1) { \ + SVC_Setup(f); \ + return _##f(a1); \ +} + +#define SVC_2_1(f,t,t1,t2,...) \ +t f (t1 a1, t2 a2); \ +_Pragma("swi_number=0") __swi t _##f (t1 a1, t2 a2); \ +static inline t __##f (t1 a1, t2 a2) { \ + SVC_Setup(f); \ + return _##f(a1,a2); \ +} + +#define SVC_3_1(f,t,t1,t2,t3,...) \ +t f (t1 a1, t2 a2, t3 a3); \ +_Pragma("swi_number=0") __swi t _##f (t1 a1, t2 a2, t3 a3); \ +static inline t __##f (t1 a1, t2 a2, t3 a3) { \ + SVC_Setup(f); \ + return _##f(a1,a2,a3); \ +} + +#define SVC_4_1(f,t,t1,t2,t3,t4,...) \ +t f (t1 a1, t2 a2, t3 a3, t4 a4); \ +_Pragma("swi_number=0") __swi t _##f (t1 a1, t2 a2, t3 a3, t4 a4); \ +static inline t __##f (t1 a1, t2 a2, t3 a3, t4 a4) { \ + SVC_Setup(f); \ + return _##f(a1,a2,a3,a4); \ +} + +#define SVC_1_2(f,t,t1,rr) \ +uint64_t f (t1 a1); \ +_Pragma("swi_number=0") __swi uint64_t _##f (t1 a1); \ +static inline t __##f (t1 a1) { \ + t ret; \ + SVC_Setup(f); \ + _##f(a1); \ + __asm("" : rr : :); \ + return ret; \ +} + +#define SVC_1_3(f,t,t1,rr) \ +t f (t1 a1); \ +void f##_ (t1 a1) { \ + f(a1); \ + SVC_Ret3(); \ +} \ +_Pragma("swi_number=0") __swi void _##f (t1 a1); \ +static inline t __##f (t1 a1) { \ + t ret; \ + SVC_Setup(f##_); \ + _##f(a1); \ + __asm("" : rr : :); \ + return ret; \ +} + +#define SVC_2_3(f,t,t1,t2,rr) \ +t f (t1 a1, t2 a2); \ +void f##_ (t1 a1, t2 a2) { \ + f(a1,a2); \ + SVC_Ret3(); \ +} \ +_Pragma("swi_number=0") __swi void _##f (t1 a1, t2 a2); \ +static inline t __##f (t1 a1, t2 a2) { \ + t ret; \ + SVC_Setup(f##_); \ + _##f(a1,a2); \ + __asm("" : rr : :); \ + return ret; \ +} + +#endif + + +// Callback structure +typedef struct { + void *fp; // Function pointer + void *arg; // Function argument +} osCallback; + + +// OS Section definitions +#ifdef OS_SECTIONS_LINK_INFO +extern const uint32_t os_section_id$$Base; +extern const uint32_t os_section_id$$Limit; +#endif + +// OS Stack Memory for Threads definitions +extern uint64_t os_stack_mem[]; +extern const uint32_t os_stack_sz; + +// OS Timers external resources +extern const osThreadDef_t os_thread_def_osTimerThread; +extern osThreadId osThreadId_osTimerThread; +extern const osMessageQDef_t os_messageQ_def_osTimerMessageQ; +extern osMessageQId osMessageQId_osTimerMessageQ; + + +// ==== Helper Functions ==== + +/// Convert timeout in millisec to system ticks +static uint32_t rt_ms2tick (uint32_t millisec) { + uint32_t tick; + + if (millisec == osWaitForever) return 0xFFFF; // Indefinite timeout + if (millisec > 4000000) return 0xFFFE; // Max ticks supported + + tick = ((1000 * millisec) + os_clockrate - 1) / os_clockrate; + if (tick > 0xFFFE) return 0xFFFE; + + return tick; +} + +/// Convert Thread ID to TCB pointer +static P_TCB rt_tid2ptcb (osThreadId thread_id) { + P_TCB ptcb; + + if (thread_id == NULL) return NULL; + + if ((uint32_t)thread_id & 3) return NULL; + +#ifdef OS_SECTIONS_LINK_INFO + if ((os_section_id$$Base != 0) && (os_section_id$$Limit != 0)) { + if (thread_id < (osThreadId)os_section_id$$Base) return NULL; + if (thread_id >= (osThreadId)os_section_id$$Limit) return NULL; + } +#endif + + ptcb = thread_id; + + if (ptcb->cb_type != TCB) return NULL; + + return ptcb; +} + +/// Convert ID pointer to Object pointer +static void *rt_id2obj (void *id) { + + if ((uint32_t)id & 3) return NULL; + +#ifdef OS_SECTIONS_LINK_INFO + if ((os_section_id$$Base != 0) && (os_section_id$$Limit != 0)) { + if (id < (void *)os_section_id$$Base) return NULL; + if (id >= (void *)os_section_id$$Limit) return NULL; + } +#endif + + return id; +} + + +// ==== Kernel Control ==== + +uint8_t os_initialized; // Kernel Initialized flag +uint8_t os_running; // Kernel Running flag + +// Kernel Control Service Calls declarations +SVC_0_1(svcKernelInitialize, osStatus, RET_osStatus) +SVC_0_1(svcKernelStart, osStatus, RET_osStatus) +SVC_0_1(svcKernelRunning, int32_t, RET_int32_t) +SVC_0_1(svcKernelSysTick, uint32_t, RET_uint32_t) + +static void sysThreadError (osStatus status); +osThreadId svcThreadCreate (const osThreadDef_t *thread_def, void *argument); +osMessageQId svcMessageCreate (const osMessageQDef_t *queue_def, osThreadId thread_id); + +// Kernel Control Service Calls + +/// Initialize the RTOS Kernel for creating objects +osStatus svcKernelInitialize (void) { + int ret; + + if (!os_initialized) { + + // Init Thread Stack Memory (must be 8-byte aligned) + if ((uint32_t)os_stack_mem & 7) return osErrorNoMemory; + ret = rt_init_mem(os_stack_mem, os_stack_sz); + if (ret != 0) return osErrorNoMemory; + + rt_sys_init(); // RTX System Initialization + } + + os_tsk.run->prio = 255; // Highest priority + + if (!os_initialized) { + // Create OS Timers resources (Message Queue & Thread) + osMessageQId_osTimerMessageQ = svcMessageCreate (&os_messageQ_def_osTimerMessageQ, NULL); + osThreadId_osTimerThread = svcThreadCreate(&os_thread_def_osTimerThread, NULL); + } + + sysThreadError(osOK); + + os_initialized = 1; + + return osOK; +} + +/// Start the RTOS Kernel +osStatus svcKernelStart (void) { + + if (os_running) return osOK; + + rt_tsk_prio(0, 0); // Lowest priority + __set_PSP(os_tsk.run->tsk_stack + 8*4); // New context + os_tsk.run = NULL; // Force context switch + + rt_sys_start(); + + os_running = 1; + + return osOK; +} + +/// Check if the RTOS kernel is already started +int32_t svcKernelRunning (void) { + return os_running; +} + +/// Get the RTOS kernel system timer counter +uint32_t svcKernelSysTick (void) { + uint32_t tick, tick0; + + tick = os_tick_val(); + if (os_tick_ovf()) { + tick0 = os_tick_val(); + if (tick0 < tick) tick = tick0; + tick += (os_trv + 1) * (os_time + 1); + } else { + tick += (os_trv + 1) * os_time; + } + + return tick; +} + +// Kernel Control Public API + +/// Initialize the RTOS Kernel for creating objects +osStatus osKernelInitialize (void) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + if ((__get_CONTROL() & 1) == 0) { // Privileged mode + return svcKernelInitialize(); + } else { + return __svcKernelInitialize(); + } +} + +/// Start the RTOS Kernel +osStatus osKernelStart (void) { + uint32_t stack[8]; + + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + switch (__get_CONTROL() & 0x03) { + case 0x00: // Privileged Thread mode & MSP + __set_PSP((uint32_t)(stack + 8)); // Initial PSP + if (os_flags & 1) { + __set_CONTROL(0x02); // Set Privileged Thread mode & PSP + } else { + __set_CONTROL(0x03); // Set Unprivileged Thread mode & PSP + } + __DSB(); + __ISB(); + break; + case 0x01: // Unprivileged Thread mode & MSP + return osErrorOS; + case 0x02: // Privileged Thread mode & PSP + if ((os_flags & 1) == 0) { // Unprivileged Thread mode requested + __set_CONTROL(0x03); // Set Unprivileged Thread mode & PSP + __DSB(); + __ISB(); + } + break; + case 0x03: // Unprivileged Thread mode & PSP + if (os_flags & 1) return osErrorOS; // Privileged Thread mode requested + break; + } + return __svcKernelStart(); +} + +/// Check if the RTOS kernel is already started +int32_t osKernelRunning (void) { + if ((__get_IPSR() != 0) || ((__get_CONTROL() & 1) == 0)) { + // in ISR or Privileged + return os_running; + } else { + return __svcKernelRunning(); + } +} + +/// Get the RTOS kernel system timer counter +uint32_t osKernelSysTick (void) { + if (__get_IPSR() != 0) return 0; // Not allowed in ISR + return __svcKernelSysTick(); +} + + +// ==== Thread Management ==== + +/// Set Thread Error (for Create functions which return IDs) +static void sysThreadError (osStatus status) { + // To Do +} + +__NO_RETURN void osThreadExit (void); + +// Thread Service Calls declarations +SVC_2_1(svcThreadCreate, osThreadId, const osThreadDef_t *, void *, RET_pointer) +SVC_0_1(svcThreadGetId, osThreadId, RET_pointer) +SVC_1_1(svcThreadTerminate, osStatus, osThreadId, RET_osStatus) +SVC_0_1(svcThreadYield, osStatus, RET_osStatus) +SVC_2_1(svcThreadSetPriority, osStatus, osThreadId, osPriority, RET_osStatus) +SVC_1_1(svcThreadGetPriority, osPriority, osThreadId, RET_osPriority) + +// Thread Service Calls + +/// Create a thread and add it to Active Threads and set it to state READY +osThreadId svcThreadCreate (const osThreadDef_t *thread_def, void *argument) { + P_TCB ptcb; + OS_TID tsk; + void *stk; + + if ((thread_def == NULL) || + (thread_def->pthread == NULL) || + (thread_def->tpriority < osPriorityIdle) || + (thread_def->tpriority > osPriorityRealtime)) { + sysThreadError(osErrorParameter); + return NULL; + } + + if (thread_def->stacksize != 0) { // Custom stack size + stk = rt_alloc_mem( // Allocate stack + os_stack_mem, + thread_def->stacksize + ); + if (stk == NULL) { + sysThreadError(osErrorNoMemory); // Out of memory + return NULL; + } + } else { // Default stack size + stk = NULL; + } + + tsk = rt_tsk_create( // Create task + (FUNCP)thread_def->pthread, // Task function pointer + (thread_def->tpriority-osPriorityIdle+1) | // Task priority + (thread_def->stacksize << 8), // Task stack size in bytes + stk, // Pointer to task's stack + argument // Argument to the task + ); + + if (tsk == 0) { // Invalid task ID + if (stk != NULL) { + rt_free_mem(os_stack_mem, stk); // Free allocated stack + } + sysThreadError(osErrorNoMemory); // Create task failed (Out of memory) + return NULL; + } + + ptcb = (P_TCB)os_active_TCB[tsk - 1]; // TCB pointer + + *((uint32_t *)ptcb->tsk_stack + 13) = (uint32_t)osThreadExit; + + return ptcb; +} + +/// Return the thread ID of the current running thread +osThreadId svcThreadGetId (void) { + OS_TID tsk; + + tsk = rt_tsk_self(); + if (tsk == 0) return NULL; + return (P_TCB)os_active_TCB[tsk - 1]; +} + +/// Terminate execution of a thread and remove it from ActiveThreads +osStatus svcThreadTerminate (osThreadId thread_id) { + OS_RESULT res; + P_TCB ptcb; + void *stk; + + ptcb = rt_tid2ptcb(thread_id); // Get TCB pointer + if (ptcb == NULL) return osErrorParameter; + + stk = ptcb->priv_stack ? ptcb->stack : NULL; // Private stack + + res = rt_tsk_delete(ptcb->task_id); // Delete task + + if (res == OS_R_NOK) return osErrorResource; // Delete task failed + + if (stk != NULL) { + rt_free_mem(os_stack_mem, stk); // Free private stack + } + + return osOK; +} + +/// Pass control to next thread that is in state READY +osStatus svcThreadYield (void) { + rt_tsk_pass(); // Pass control to next task + return osOK; +} + +/// Change priority of an active thread +osStatus svcThreadSetPriority (osThreadId thread_id, osPriority priority) { + OS_RESULT res; + P_TCB ptcb; + + ptcb = rt_tid2ptcb(thread_id); // Get TCB pointer + if (ptcb == NULL) return osErrorParameter; + + if ((priority < osPriorityIdle) || (priority > osPriorityRealtime)) { + return osErrorValue; + } + + res = rt_tsk_prio( // Change task priority + ptcb->task_id, // Task ID + priority - osPriorityIdle + 1 // New task priority + ); + + if (res == OS_R_NOK) return osErrorResource; // Change task priority failed + + return osOK; +} + +/// Get current priority of an active thread +osPriority svcThreadGetPriority (osThreadId thread_id) { + P_TCB ptcb; + + ptcb = rt_tid2ptcb(thread_id); // Get TCB pointer + if (ptcb == NULL) return osPriorityError; + + return (osPriority)(ptcb->prio - 1 + osPriorityIdle); +} + + +// Thread Public API + +/// Create a thread and add it to Active Threads and set it to state READY +osThreadId osThreadCreate (const osThreadDef_t *thread_def, void *argument) { + if (__get_IPSR() != 0) return NULL; // Not allowed in ISR + if (((__get_CONTROL() & 1) == 0) && (os_running == 0)) { + // Privileged and not running + return svcThreadCreate(thread_def, argument); + } else { + return __svcThreadCreate(thread_def, argument); + } +} + +/// Return the thread ID of the current running thread +osThreadId osThreadGetId (void) { + if (__get_IPSR() != 0) return NULL; // Not allowed in ISR + return __svcThreadGetId(); +} + +/// Terminate execution of a thread and remove it from ActiveThreads +osStatus osThreadTerminate (osThreadId thread_id) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcThreadTerminate(thread_id); +} + +/// Pass control to next thread that is in state READY +osStatus osThreadYield (void) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcThreadYield(); +} + +/// Change priority of an active thread +osStatus osThreadSetPriority (osThreadId thread_id, osPriority priority) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcThreadSetPriority(thread_id, priority); +} + +/// Get current priority of an active thread +osPriority osThreadGetPriority (osThreadId thread_id) { + if (__get_IPSR() != 0) return osPriorityError;// Not allowed in ISR + return __svcThreadGetPriority(thread_id); +} + +/// INTERNAL - Not Public +/// Auto Terminate Thread on exit (used implicitly when thread exists) +__NO_RETURN void osThreadExit (void) { + __svcThreadTerminate(__svcThreadGetId()); + for (;;); // Should never come here +} + + +// ==== Generic Wait Functions ==== + +// Generic Wait Service Calls declarations +SVC_1_1(svcDelay, osStatus, uint32_t, RET_osStatus) +#if osFeature_Wait != 0 +SVC_1_3(svcWait, os_InRegs osEvent, uint32_t, RET_osEvent) +#endif + +// Generic Wait Service Calls + +/// Wait for Timeout (Time Delay) +osStatus svcDelay (uint32_t millisec) { + if (millisec == 0) return osOK; + rt_dly_wait(rt_ms2tick(millisec)); + return osEventTimeout; +} + +/// Wait for Signal, Message, Mail, or Timeout +#if osFeature_Wait != 0 +os_InRegs osEvent_type svcWait (uint32_t millisec) { + osEvent ret; + + if (millisec == 0) { + ret.status = osOK; + return osEvent_ret_status; + } + + /* To Do: osEventSignal, osEventMessage, osEventMail */ + rt_dly_wait(rt_ms2tick(millisec)); + ret.status = osEventTimeout; + + return osEvent_ret_status; +} +#endif + + +// Generic Wait API + +/// Wait for Timeout (Time Delay) +osStatus osDelay (uint32_t millisec) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcDelay(millisec); +} + +/// Wait for Signal, Message, Mail, or Timeout +os_InRegs osEvent osWait (uint32_t millisec) { + osEvent ret; + +#if osFeature_Wait == 0 + ret.status = osErrorOS; + return ret; +#else + if (__get_IPSR() != 0) { // Not allowed in ISR + ret.status = osErrorISR; + return ret; + } + return __svcWait(millisec); +#endif +} + + +// ==== Timer Management ==== + +// Timer definitions +#define osTimerInvalid 0 +#define osTimerStopped 1 +#define osTimerRunning 2 + +// Timer structures + +typedef struct os_timer_cb_ { // Timer Control Block + struct os_timer_cb_ *next; // Pointer to next active Timer + uint8_t state; // Timer State + uint8_t type; // Timer Type (Periodic/One-shot) + uint16_t reserved; // Reserved + uint16_t tcnt; // Timer Delay Count + uint16_t icnt; // Timer Initial Count + void *arg; // Timer Function Argument + const osTimerDef_t *timer; // Pointer to Timer definition +} os_timer_cb; + +// Timer variables +os_timer_cb *os_timer_head; // Pointer to first active Timer + + +// Timer Helper Functions + +// Insert Timer into the list sorted by time +static void rt_timer_insert (os_timer_cb *pt, uint32_t tcnt) { + os_timer_cb *p, *prev; + + prev = NULL; + p = os_timer_head; + while (p != NULL) { + if (tcnt < p->tcnt) break; + tcnt -= p->tcnt; + prev = p; + p = p->next; + } + pt->next = p; + pt->tcnt = (uint16_t)tcnt; + if (p != NULL) { + p->tcnt -= pt->tcnt; + } + if (prev != NULL) { + prev->next = pt; + } else { + os_timer_head = pt; + } +} + +// Remove Timer from the list +static int rt_timer_remove (os_timer_cb *pt) { + os_timer_cb *p, *prev; + + prev = NULL; + p = os_timer_head; + while (p != NULL) { + if (p == pt) break; + prev = p; + p = p->next; + } + if (p == NULL) return -1; + if (prev != NULL) { + prev->next = pt->next; + } else { + os_timer_head = pt->next; + } + if (pt->next != NULL) { + pt->next->tcnt += pt->tcnt; + } + + return 0; +} + + +// Timer Service Calls declarations +SVC_3_1(svcTimerCreate, osTimerId, const osTimerDef_t *, os_timer_type, void *, RET_pointer) +SVC_2_1(svcTimerStart, osStatus, osTimerId, uint32_t, RET_osStatus) +SVC_1_1(svcTimerStop, osStatus, osTimerId, RET_osStatus) +SVC_1_1(svcTimerDelete, osStatus, osTimerId, RET_osStatus) +SVC_1_2(svcTimerCall, os_InRegs osCallback, osTimerId, RET_osCallback) + +// Timer Management Service Calls + +/// Create timer +osTimerId svcTimerCreate (const osTimerDef_t *timer_def, os_timer_type type, void *argument) { + os_timer_cb *pt; + + if ((timer_def == NULL) || (timer_def->ptimer == NULL)) { + sysThreadError(osErrorParameter); + return NULL; + } + + pt = timer_def->timer; + if (pt == NULL) { + sysThreadError(osErrorParameter); + return NULL; + } + + if ((type != osTimerOnce) && (type != osTimerPeriodic)) { + sysThreadError(osErrorValue); + return NULL; + } + + if (osThreadId_osTimerThread == NULL) { + sysThreadError(osErrorResource); + return NULL; + } + + if (pt->state != osTimerInvalid){ + sysThreadError(osErrorResource); + return NULL; + } + + pt->state = osTimerStopped; + pt->type = (uint8_t)type; + pt->arg = argument; + pt->timer = timer_def; + + return (osTimerId)pt; +} + +/// Start or restart timer +osStatus svcTimerStart (osTimerId timer_id, uint32_t millisec) { + os_timer_cb *pt; + uint32_t tcnt; + + pt = rt_id2obj(timer_id); + if (pt == NULL) return osErrorParameter; + + tcnt = rt_ms2tick(millisec); + if (tcnt == 0) return osErrorValue; + + switch (pt->state) { + case osTimerRunning: + if (rt_timer_remove(pt) != 0) { + return osErrorResource; + } + break; + case osTimerStopped: + pt->state = osTimerRunning; + pt->icnt = (uint16_t)tcnt; + break; + default: + return osErrorResource; + } + + rt_timer_insert(pt, tcnt); + + return osOK; +} + +/// Stop timer +osStatus svcTimerStop (osTimerId timer_id) { + os_timer_cb *pt; + + pt = rt_id2obj(timer_id); + if (pt == NULL) return osErrorParameter; + + if (pt->state != osTimerRunning) return osErrorResource; + + pt->state = osTimerStopped; + + if (rt_timer_remove(pt) != 0) { + return osErrorResource; + } + + return osOK; +} + +/// Delete timer +osStatus svcTimerDelete (osTimerId timer_id) { + os_timer_cb *pt; + + pt = rt_id2obj(timer_id); + if (pt == NULL) return osErrorParameter; + + switch (pt->state) { + case osTimerRunning: + rt_timer_remove(pt); + break; + case osTimerStopped: + break; + default: + return osErrorResource; + } + + pt->state = osTimerInvalid; + + return osOK; +} + +/// Get timer callback parameters +os_InRegs osCallback_type svcTimerCall (osTimerId timer_id) { + os_timer_cb *pt; + osCallback ret; + + pt = rt_id2obj(timer_id); + if (pt == NULL) { + ret.fp = NULL; + ret.arg = NULL; + return osCallback_ret; + } + + ret.fp = (void *)pt->timer->ptimer; + ret.arg = pt->arg; + + return osCallback_ret; +} + +static __INLINE osStatus isrMessagePut (osMessageQId queue_id, uint32_t info, uint32_t millisec); + +/// Timer Tick (called each SysTick) +void sysTimerTick (void) { + os_timer_cb *pt, *p; + + p = os_timer_head; + if (p == NULL) return; + + p->tcnt--; + while ((p != NULL) && (p->tcnt == 0)) { + pt = p; + p = p->next; + os_timer_head = p; + isrMessagePut(osMessageQId_osTimerMessageQ, (uint32_t)pt, 0); + if (pt->type == osTimerPeriodic) { + rt_timer_insert(pt, pt->icnt); + } else { + pt->state = osTimerStopped; + } + } +} + + +// Timer Management Public API + +/// Create timer +osTimerId osTimerCreate (const osTimerDef_t *timer_def, os_timer_type type, void *argument) { + if (__get_IPSR() != 0) return NULL; // Not allowed in ISR + if (((__get_CONTROL() & 1) == 0) && (os_running == 0)) { + // Privileged and not running + return svcTimerCreate(timer_def, type, argument); + } else { + return __svcTimerCreate(timer_def, type, argument); + } +} + +/// Start or restart timer +osStatus osTimerStart (osTimerId timer_id, uint32_t millisec) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcTimerStart(timer_id, millisec); +} + +/// Stop timer +osStatus osTimerStop (osTimerId timer_id) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcTimerStop(timer_id); +} + +/// Delete timer +osStatus osTimerDelete (osTimerId timer_id) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcTimerDelete(timer_id); +} + +/// INTERNAL - Not Public +/// Get timer callback parameters (used by OS Timer Thread) +os_InRegs osCallback osTimerCall (osTimerId timer_id) { + return __svcTimerCall(timer_id); +} + + +// Timer Thread +__NO_RETURN void osTimerThread (void const *argument) { + osCallback cb; + osEvent evt; + + for (;;) { + evt = osMessageGet(osMessageQId_osTimerMessageQ, osWaitForever); + if (evt.status == osEventMessage) { + cb = osTimerCall(evt.value.p); + if (cb.fp != NULL) { + (*(os_ptimer)cb.fp)(cb.arg); + } + } + } +} + + +// ==== Signal Management ==== + +// Signal Service Calls declarations +SVC_2_1(svcSignalSet, int32_t, osThreadId, int32_t, RET_int32_t) +SVC_2_1(svcSignalClear, int32_t, osThreadId, int32_t, RET_int32_t) +SVC_2_3(svcSignalWait, os_InRegs osEvent, int32_t, uint32_t, RET_osEvent) + +// Signal Service Calls + +/// Set the specified Signal Flags of an active thread +int32_t svcSignalSet (osThreadId thread_id, int32_t signals) { + P_TCB ptcb; + int32_t sig; + + ptcb = rt_tid2ptcb(thread_id); // Get TCB pointer + if (ptcb == NULL) return 0x80000000; + + if (signals & (0xFFFFFFFF << osFeature_Signals)) return 0x80000000; + + sig = ptcb->events; // Previous signal flags + + rt_evt_set(signals, ptcb->task_id); // Set event flags + + return sig; +} + +/// Clear the specified Signal Flags of an active thread +int32_t svcSignalClear (osThreadId thread_id, int32_t signals) { + P_TCB ptcb; + int32_t sig; + + ptcb = rt_tid2ptcb(thread_id); // Get TCB pointer + if (ptcb == NULL) return 0x80000000; + + if (signals & (0xFFFFFFFF << osFeature_Signals)) return 0x80000000; + + sig = ptcb->events; // Previous signal flags + + rt_evt_clr(signals, ptcb->task_id); // Clear event flags + + return sig; +} + +/// Wait for one or more Signal Flags to become signaled for the current RUNNING thread +os_InRegs osEvent_type svcSignalWait (int32_t signals, uint32_t millisec) { + OS_RESULT res; + osEvent ret; + + if (signals & (0xFFFFFFFF << osFeature_Signals)) { + ret.status = osErrorValue; + return osEvent_ret_status; + } + + if (signals != 0) { // Wait for all specified signals + res = rt_evt_wait(signals, rt_ms2tick(millisec), __TRUE); + } else { // Wait for any signal + res = rt_evt_wait(0xFFFF, rt_ms2tick(millisec), __FALSE); + } + + if (res == OS_R_EVT) { + ret.status = osEventSignal; + ret.value.signals = signals ? signals : os_tsk.run->waits; + } else { + ret.status = millisec ? osEventTimeout : osOK; + ret.value.signals = 0; + } + + return osEvent_ret_value; +} + + +// Signal ISR Calls + +/// Set the specified Signal Flags of an active thread +static __INLINE int32_t isrSignalSet (osThreadId thread_id, int32_t signals) { + P_TCB ptcb; + int32_t sig; + + ptcb = rt_tid2ptcb(thread_id); // Get TCB pointer + if (ptcb == NULL) return 0x80000000; + + if (signals & (0xFFFFFFFF << osFeature_Signals)) return 0x80000000; + + sig = ptcb->events; // Previous signal flags + + isr_evt_set(signals, ptcb->task_id); // Set event flags + + return sig; +} + + +// Signal Public API + +/// Set the specified Signal Flags of an active thread +int32_t osSignalSet (osThreadId thread_id, int32_t signals) { + if (__get_IPSR() != 0) { // in ISR + return isrSignalSet(thread_id, signals); + } else { // in Thread + return __svcSignalSet(thread_id, signals); + } +} + +/// Clear the specified Signal Flags of an active thread +int32_t osSignalClear (osThreadId thread_id, int32_t signals) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcSignalClear(thread_id, signals); +} + +/// Wait for one or more Signal Flags to become signaled for the current RUNNING thread +os_InRegs osEvent osSignalWait (int32_t signals, uint32_t millisec) { + osEvent ret; + + if (__get_IPSR() != 0) { // Not allowed in ISR + ret.status = osErrorISR; + return ret; + } + return __svcSignalWait(signals, millisec); +} + + +// ==== Mutex Management ==== + +// Mutex Service Calls declarations +SVC_1_1(svcMutexCreate, osMutexId, const osMutexDef_t *, RET_pointer) +SVC_2_1(svcMutexWait, osStatus, osMutexId, uint32_t, RET_osStatus) +SVC_1_1(svcMutexRelease, osStatus, osMutexId, RET_osStatus) +SVC_1_1(svcMutexDelete, osStatus, osMutexId, RET_osStatus) + +// Mutex Service Calls + +/// Create and Initialize a Mutex object +osMutexId svcMutexCreate (const osMutexDef_t *mutex_def) { + OS_ID mut; + + if (mutex_def == NULL) { + sysThreadError(osErrorParameter); + return NULL; + } + + mut = mutex_def->mutex; + if (mut == NULL) { + sysThreadError(osErrorParameter); + return NULL; + } + + if (((P_MUCB)mut)->cb_type != 0) { + sysThreadError(osErrorParameter); + return NULL; + } + + rt_mut_init(mut); // Initialize Mutex + + return mut; +} + +/// Wait until a Mutex becomes available +osStatus svcMutexWait (osMutexId mutex_id, uint32_t millisec) { + OS_ID mut; + OS_RESULT res; + + mut = rt_id2obj(mutex_id); + if (mut == NULL) return osErrorParameter; + + if (((P_MUCB)mut)->cb_type != MUCB) return osErrorParameter; + + res = rt_mut_wait(mut, rt_ms2tick(millisec)); // Wait for Mutex + + if (res == OS_R_TMO) { + return (millisec ? osErrorTimeoutResource : osErrorResource); + } + + return osOK; +} + +/// Release a Mutex that was obtained with osMutexWait +osStatus svcMutexRelease (osMutexId mutex_id) { + OS_ID mut; + OS_RESULT res; + + mut = rt_id2obj(mutex_id); + if (mut == NULL) return osErrorParameter; + + if (((P_MUCB)mut)->cb_type != MUCB) return osErrorParameter; + + res = rt_mut_release(mut); // Release Mutex + + if (res == OS_R_NOK) return osErrorResource; // Thread not owner or Zero Counter + + return osOK; +} + +/// Delete a Mutex that was created by osMutexCreate +osStatus svcMutexDelete (osMutexId mutex_id) { + OS_ID mut; + + mut = rt_id2obj(mutex_id); + if (mut == NULL) return osErrorParameter; + + if (((P_MUCB)mut)->cb_type != MUCB) return osErrorParameter; + + rt_mut_delete(mut); // Release Mutex + + return osOK; +} + + +// Mutex Public API + +/// Create and Initialize a Mutex object +osMutexId osMutexCreate (const osMutexDef_t *mutex_def) { + if (__get_IPSR() != 0) return NULL; // Not allowed in ISR + if (((__get_CONTROL() & 1) == 0) && (os_running == 0)) { + // Privileged and not running + return svcMutexCreate(mutex_def); + } else { + return __svcMutexCreate(mutex_def); + } +} + +/// Wait until a Mutex becomes available +osStatus osMutexWait (osMutexId mutex_id, uint32_t millisec) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcMutexWait(mutex_id, millisec); +} + +/// Release a Mutex that was obtained with osMutexWait +osStatus osMutexRelease (osMutexId mutex_id) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcMutexRelease(mutex_id); +} + +/// Delete a Mutex that was created by osMutexCreate +osStatus osMutexDelete (osMutexId mutex_id) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcMutexDelete(mutex_id); +} + + +// ==== Semaphore Management ==== + +// Semaphore Service Calls declarations +SVC_2_1(svcSemaphoreCreate, osSemaphoreId, const osSemaphoreDef_t *, int32_t, RET_pointer) +SVC_2_1(svcSemaphoreWait, int32_t, osSemaphoreId, uint32_t, RET_int32_t) +SVC_1_1(svcSemaphoreRelease, osStatus, osSemaphoreId, RET_osStatus) +SVC_1_1(svcSemaphoreDelete, osStatus, osSemaphoreId, RET_osStatus) + +// Semaphore Service Calls + +/// Create and Initialize a Semaphore object +osSemaphoreId svcSemaphoreCreate (const osSemaphoreDef_t *semaphore_def, int32_t count) { + OS_ID sem; + + if (semaphore_def == NULL) { + sysThreadError(osErrorParameter); + return NULL; + } + + sem = semaphore_def->semaphore; + if (sem == NULL) { + sysThreadError(osErrorParameter); + return NULL; + } + + if (((P_SCB)sem)->cb_type != 0) { + sysThreadError(osErrorParameter); + return NULL; + } + + if (count > osFeature_Semaphore) { + sysThreadError(osErrorValue); + return NULL; + } + + rt_sem_init(sem, count); // Initialize Semaphore + + return sem; +} + +/// Wait until a Semaphore becomes available +int32_t svcSemaphoreWait (osSemaphoreId semaphore_id, uint32_t millisec) { + OS_ID sem; + OS_RESULT res; + + sem = rt_id2obj(semaphore_id); + if (sem == NULL) return -1; + + if (((P_SCB)sem)->cb_type != SCB) return -1; + + res = rt_sem_wait(sem, rt_ms2tick(millisec)); // Wait for Semaphore + + if (res == OS_R_TMO) return 0; // Timeout + + return (((P_SCB)sem)->tokens + 1); +} + +/// Release a Semaphore +osStatus svcSemaphoreRelease (osSemaphoreId semaphore_id) { + OS_ID sem; + + sem = rt_id2obj(semaphore_id); + if (sem == NULL) return osErrorParameter; + + if (((P_SCB)sem)->cb_type != SCB) return osErrorParameter; + + if (((P_SCB)sem)->tokens == osFeature_Semaphore) return osErrorResource; + + rt_sem_send(sem); // Release Semaphore + + return osOK; +} + +/// Delete a Semaphore that was created by osSemaphoreCreate +osStatus svcSemaphoreDelete (osSemaphoreId semaphore_id) { + OS_ID sem; + + sem = rt_id2obj(semaphore_id); + if (sem == NULL) return osErrorParameter; + + if (((P_SCB)sem)->cb_type != SCB) return osErrorParameter; + + rt_sem_delete(sem); // Delete Semaphore + + return osOK; +} + + +// Semaphore ISR Calls + +/// Release a Semaphore +static __INLINE osStatus isrSemaphoreRelease (osSemaphoreId semaphore_id) { + OS_ID sem; + + sem = rt_id2obj(semaphore_id); + if (sem == NULL) return osErrorParameter; + + if (((P_SCB)sem)->cb_type != SCB) return osErrorParameter; + + if (((P_SCB)sem)->tokens == osFeature_Semaphore) return osErrorResource; + + isr_sem_send(sem); // Release Semaphore + + return osOK; +} + + +// Semaphore Public API + +/// Create and Initialize a Semaphore object +osSemaphoreId osSemaphoreCreate (const osSemaphoreDef_t *semaphore_def, int32_t count) { + if (__get_IPSR() != 0) return NULL; // Not allowed in ISR + if (((__get_CONTROL() & 1) == 0) && (os_running == 0)) { + // Privileged and not running + return svcSemaphoreCreate(semaphore_def, count); + } else { + return __svcSemaphoreCreate(semaphore_def, count); + } +} + +/// Wait until a Semaphore becomes available +int32_t osSemaphoreWait (osSemaphoreId semaphore_id, uint32_t millisec) { + if (__get_IPSR() != 0) return -1; // Not allowed in ISR + return __svcSemaphoreWait(semaphore_id, millisec); +} + +/// Release a Semaphore +osStatus osSemaphoreRelease (osSemaphoreId semaphore_id) { + if (__get_IPSR() != 0) { // in ISR + return isrSemaphoreRelease(semaphore_id); + } else { // in Thread + return __svcSemaphoreRelease(semaphore_id); + } +} + +/// Delete a Semaphore that was created by osSemaphoreCreate +osStatus osSemaphoreDelete (osSemaphoreId semaphore_id) { + if (__get_IPSR() != 0) return osErrorISR; // Not allowed in ISR + return __svcSemaphoreDelete(semaphore_id); +} + + +// ==== Memory Management Functions ==== + +// Memory Management Helper Functions + +// Clear Memory Box (Zero init) +static void rt_clr_box (void *box_mem, void *box) { + uint32_t *p, n; + + if (box) { + p = box; + for (n = ((P_BM)box_mem)->blk_size; n; n -= 4) { + *p++ = 0; + } + } +} + +// Memory Management Service Calls declarations +SVC_1_1(svcPoolCreate, osPoolId, const osPoolDef_t *, RET_pointer) +SVC_2_1(sysPoolAlloc, void *, osPoolId, uint32_t, RET_pointer) +SVC_2_1(sysPoolFree, osStatus, osPoolId, void *, RET_osStatus) + +// Memory Management Service & ISR Calls + +/// Create and Initialize memory pool +osPoolId svcPoolCreate (const osPoolDef_t *pool_def) { + uint32_t blk_sz; + + if ((pool_def == NULL) || + (pool_def->pool_sz == 0) || + (pool_def->item_sz == 0) || + (pool_def->pool == NULL)) { + sysThreadError(osErrorParameter); + return NULL; + } + + blk_sz = (pool_def->item_sz + 3) & ~3; + + _init_box(pool_def->pool, sizeof(struct OS_BM) + pool_def->pool_sz * blk_sz, blk_sz); + + return pool_def->pool; +} + +/// Allocate a memory block from a memory pool +void *sysPoolAlloc (osPoolId pool_id, uint32_t clr) { + void *ptr; + + if (pool_id == NULL) return NULL; + + ptr = rt_alloc_box(pool_id); + if (clr) { + rt_clr_box(pool_id, ptr); + } + + return ptr; +} + +/// Return an allocated memory block back to a specific memory pool +osStatus sysPoolFree (osPoolId pool_id, void *block) { + int32_t res; + + if (pool_id == NULL) return osErrorParameter; + + res = rt_free_box(pool_id, block); + if (res != 0) return osErrorValue; + + return osOK; +} + + +// Memory Management Public API + +/// Create and Initialize memory pool +osPoolId osPoolCreate (const osPoolDef_t *pool_def) { + if (__get_IPSR() != 0) return NULL; // Not allowed in ISR + if (((__get_CONTROL() & 1) == 0) && (os_running == 0)) { + // Privileged and not running + return svcPoolCreate(pool_def); + } else { + return __svcPoolCreate(pool_def); + } +} + +/// Allocate a memory block from a memory pool +void *osPoolAlloc (osPoolId pool_id) { + if ((__get_IPSR() != 0) || ((__get_CONTROL() & 1) == 0)) { // in ISR or Privileged + return sysPoolAlloc(pool_id, 0); + } else { // in Thread + return __sysPoolAlloc(pool_id, 0); + } +} + +/// Allocate a memory block from a memory pool and set memory block to zero +void *osPoolCAlloc (osPoolId pool_id) { + if ((__get_IPSR() != 0) || ((__get_CONTROL() & 1) == 0)) { // in ISR or Privileged + return sysPoolAlloc(pool_id, 1); + } else { // in Thread + return __sysPoolAlloc(pool_id, 1); + } +} + +/// Return an allocated memory block back to a specific memory pool +osStatus osPoolFree (osPoolId pool_id, void *block) { + if ((__get_IPSR() != 0) || ((__get_CONTROL() & 1) == 0)) { // in ISR or Privileged + return sysPoolFree(pool_id, block); + } else { // in Thread + return __sysPoolFree(pool_id, block); + } +} + + +// ==== Message Queue Management Functions ==== + +// Message Queue Management Service Calls declarations +SVC_2_1(svcMessageCreate, osMessageQId, const osMessageQDef_t *, osThreadId, RET_pointer) +SVC_3_1(svcMessagePut, osStatus, osMessageQId, uint32_t, uint32_t, RET_osStatus) +SVC_2_3(svcMessageGet, os_InRegs osEvent, osMessageQId, uint32_t, RET_osEvent) + +// Message Queue Service Calls + +/// Create and Initialize Message Queue +osMessageQId svcMessageCreate (const osMessageQDef_t *queue_def, osThreadId thread_id) { + + if ((queue_def == NULL) || + (queue_def->queue_sz == 0) || + (queue_def->pool == NULL)) { + sysThreadError(osErrorParameter); + return NULL; + } + + if (((P_MCB)queue_def->pool)->cb_type != 0) { + sysThreadError(osErrorParameter); + return NULL; + } + + rt_mbx_init(queue_def->pool, 4*(queue_def->queue_sz + 4)); + + return queue_def->pool; +} + +/// Put a Message to a Queue +osStatus svcMessagePut (osMessageQId queue_id, uint32_t info, uint32_t millisec) { + OS_RESULT res; + + if (queue_id == NULL) return osErrorParameter; + + if (((P_MCB)queue_id)->cb_type != MCB) return osErrorParameter; + + res = rt_mbx_send(queue_id, (void *)info, rt_ms2tick(millisec)); + + if (res == OS_R_TMO) { + return (millisec ? osErrorTimeoutResource : osErrorResource); + } + + return osOK; +} + +/// Get a Message or Wait for a Message from a Queue +os_InRegs osEvent_type svcMessageGet (osMessageQId queue_id, uint32_t millisec) { + OS_RESULT res; + osEvent ret; + + if (queue_id == NULL) { + ret.status = osErrorParameter; + return osEvent_ret_status; + } + + if (((P_MCB)queue_id)->cb_type != MCB) { + ret.status = osErrorParameter; + return osEvent_ret_status; + } + + res = rt_mbx_wait(queue_id, &ret.value.p, rt_ms2tick(millisec)); + + if (res == OS_R_TMO) { + ret.status = millisec ? osEventTimeout : osOK; + return osEvent_ret_value; + } + + ret.status = osEventMessage; + + return osEvent_ret_value; +} + + +// Message Queue ISR Calls + +/// Put a Message to a Queue +static __INLINE osStatus isrMessagePut (osMessageQId queue_id, uint32_t info, uint32_t millisec) { + + if ((queue_id == NULL) || (millisec != 0)) { + return osErrorParameter; + } + + if (((P_MCB)queue_id)->cb_type != MCB) return osErrorParameter; + + if (rt_mbx_check(queue_id) == 0) { // Check if Queue is full + return osErrorResource; + } + + isr_mbx_send(queue_id, (void *)info); + + return osOK; +} + +/// Get a Message or Wait for a Message from a Queue +static __INLINE os_InRegs osEvent isrMessageGet (osMessageQId queue_id, uint32_t millisec) { + OS_RESULT res; + osEvent ret; + + if ((queue_id == NULL) || (millisec != 0)) { + ret.status = osErrorParameter; + return ret; + } + + if (((P_MCB)queue_id)->cb_type != MCB) { + ret.status = osErrorParameter; + return ret; + } + + res = isr_mbx_receive(queue_id, &ret.value.p); + + if (res != OS_R_MBX) { + ret.status = osOK; + return ret; + } + + ret.status = osEventMessage; + + return ret; +} + + +// Message Queue Management Public API + +/// Create and Initialize Message Queue +osMessageQId osMessageCreate (const osMessageQDef_t *queue_def, osThreadId thread_id) { + if (__get_IPSR() != 0) return NULL; // Not allowed in ISR + if (((__get_CONTROL() & 1) == 0) && (os_running == 0)) { + // Privileged and not running + return svcMessageCreate(queue_def, thread_id); + } else { + return __svcMessageCreate(queue_def, thread_id); + } +} + +/// Put a Message to a Queue +osStatus osMessagePut (osMessageQId queue_id, uint32_t info, uint32_t millisec) { + if (__get_IPSR() != 0) { // in ISR + return isrMessagePut(queue_id, info, millisec); + } else { // in Thread + return __svcMessagePut(queue_id, info, millisec); + } +} + +/// Get a Message or Wait for a Message from a Queue +os_InRegs osEvent osMessageGet (osMessageQId queue_id, uint32_t millisec) { + if (__get_IPSR() != 0) { // in ISR + return isrMessageGet(queue_id, millisec); + } else { // in Thread + return __svcMessageGet(queue_id, millisec); + } +} + + +// ==== Mail Queue Management Functions ==== + +// Mail Queue Management Service Calls declarations +SVC_2_1(svcMailCreate, osMailQId, const osMailQDef_t *, osThreadId, RET_pointer) +SVC_4_1(sysMailAlloc, void *, osMailQId, uint32_t, uint32_t, uint32_t, RET_pointer) +SVC_3_1(sysMailFree, osStatus, osMailQId, void *, uint32_t, RET_osStatus) + +// Mail Queue Management Service & ISR Calls + +/// Create and Initialize mail queue +osMailQId svcMailCreate (const osMailQDef_t *queue_def, osThreadId thread_id) { + uint32_t blk_sz; + P_MCB pmcb; + void *pool; + + if ((queue_def == NULL) || + (queue_def->queue_sz == 0) || + (queue_def->item_sz == 0) || + (queue_def->pool == NULL)) { + sysThreadError(osErrorParameter); + return NULL; + } + + pmcb = *(((void **)queue_def->pool) + 0); + pool = *(((void **)queue_def->pool) + 1); + + if ((pool == NULL) || (pmcb == NULL) || (pmcb->cb_type != 0)) { + sysThreadError(osErrorParameter); + return NULL; + } + + blk_sz = (queue_def->item_sz + 3) & ~3; + + _init_box(pool, sizeof(struct OS_BM) + queue_def->queue_sz * blk_sz, blk_sz); + + rt_mbx_init(pmcb, 4*(queue_def->queue_sz + 4)); + + + return queue_def->pool; +} + +/// Allocate a memory block from a mail +void *sysMailAlloc (osMailQId queue_id, uint32_t millisec, uint32_t isr, uint32_t clr) { + P_MCB pmcb; + void *pool; + void *mem; + + if (queue_id == NULL) return NULL; + + pmcb = *(((void **)queue_id) + 0); + pool = *(((void **)queue_id) + 1); + + if ((pool == NULL) || (pmcb == NULL)) return NULL; + + if (isr && (millisec != 0)) return NULL; + + mem = rt_alloc_box(pool); + if (clr) { + rt_clr_box(pool, mem); + } + + if ((mem == NULL) && (millisec != 0)) { + // Put Task to sleep when Memory not available + if (pmcb->p_lnk != NULL) { + rt_put_prio((P_XCB)pmcb, os_tsk.run); + } else { + pmcb->p_lnk = os_tsk.run; + os_tsk.run->p_lnk = NULL; + os_tsk.run->p_rlnk = (P_TCB)pmcb; + // Task is waiting to allocate a message + pmcb->state = 3; + } + rt_block(rt_ms2tick(millisec), WAIT_MBX); + } + + return mem; +} + +/// Free a memory block from a mail +osStatus sysMailFree (osMailQId queue_id, void *mail, uint32_t isr) { + P_MCB pmcb; + P_TCB ptcb; + void *pool; + void *mem; + int32_t res; + + if (queue_id == NULL) return osErrorParameter; + + pmcb = *(((void **)queue_id) + 0); + pool = *(((void **)queue_id) + 1); + + if ((pmcb == NULL) || (pool == NULL)) return osErrorParameter; + + res = rt_free_box(pool, mail); + + if (res != 0) return osErrorValue; + + if (pmcb->state == 3) { + // Task is waiting to allocate a message + if (isr) { + rt_psq_enq (pmcb, (U32)pool); + rt_psh_req (); + } else { + mem = rt_alloc_box(pool); + if (mem != NULL) { + ptcb = rt_get_first((P_XCB)pmcb); + if (pmcb->p_lnk == NULL) { + pmcb->state = 0; + } + rt_ret_val(ptcb, (U32)mem); + rt_rmv_dly(ptcb); + rt_dispatch(ptcb); + } + } + } + + return osOK; +} + + +// Mail Queue Management Public API + +/// Create and Initialize mail queue +osMailQId osMailCreate (const osMailQDef_t *queue_def, osThreadId thread_id) { + if (__get_IPSR() != 0) return NULL; // Not allowed in ISR + if (((__get_CONTROL() & 1) == 0) && (os_running == 0)) { + // Privileged and not running + return svcMailCreate(queue_def, thread_id); + } else { + return __svcMailCreate(queue_def, thread_id); + } +} + +/// Allocate a memory block from a mail +void *osMailAlloc (osMailQId queue_id, uint32_t millisec) { + if (__get_IPSR() != 0) { // in ISR + return sysMailAlloc(queue_id, millisec, 1, 0); + } else { // in Thread + return __sysMailAlloc(queue_id, millisec, 0, 0); + } +} + +/// Allocate a memory block from a mail and set memory block to zero +void *osMailCAlloc (osMailQId queue_id, uint32_t millisec) { + if (__get_IPSR() != 0) { // in ISR + return sysMailAlloc(queue_id, millisec, 1, 1); + } else { // in Thread + return __sysMailAlloc(queue_id, millisec, 0, 1); + } +} + +/// Free a memory block from a mail +osStatus osMailFree (osMailQId queue_id, void *mail) { + if (__get_IPSR() != 0) { // in ISR + return sysMailFree(queue_id, mail, 1); + } else { // in Thread + return __sysMailFree(queue_id, mail, 0); + } +} + +/// Put a mail to a queue +osStatus osMailPut (osMailQId queue_id, void *mail) { + if (queue_id == NULL) return osErrorParameter; + if (mail == NULL) return osErrorValue; + return osMessagePut(*((void **)queue_id), (uint32_t)mail, 0); +} + +/// Get a mail from a queue +os_InRegs osEvent osMailGet (osMailQId queue_id, uint32_t millisec) { + osEvent ret; + + if (queue_id == NULL) { + ret.status = osErrorParameter; + return ret; + } + + ret = osMessageGet(*((void **)queue_id), millisec); + if (ret.status == osEventMessage) ret.status = osEventMail; + + return ret; +} diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Event.c b/vendor/cmsis_rtos_rtx/SRC/rt_Event.c new file mode 100644 index 000000000..463d5c995 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Event.c @@ -0,0 +1,190 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_EVENT.C + * Purpose: Implements waits and wake-ups for event flags + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_Event.h" +#include "rt_List.h" +#include "rt_Task.h" +#include "rt_HAL_CM.h" + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_evt_wait -----------------------------------*/ + +OS_RESULT rt_evt_wait (U16 wait_flags, U16 timeout, BOOL and_wait) { + /* Wait for one or more event flags with optional time-out. */ + /* "wait_flags" identifies the flags to wait for. */ + /* "timeout" is the time-out limit in system ticks (0xffff if no time-out) */ + /* "and_wait" specifies the AND-ing of "wait_flags" as condition to be met */ + /* to complete the wait. (OR-ing if set to 0). */ + U32 block_state; + + if (and_wait) { + /* Check for AND-connected events */ + if ((os_tsk.run->events & wait_flags) == wait_flags) { + os_tsk.run->events &= ~wait_flags; + return (OS_R_EVT); + } + block_state = WAIT_AND; + } + else { + /* Check for OR-connected events */ + if (os_tsk.run->events & wait_flags) { + os_tsk.run->waits = os_tsk.run->events & wait_flags; + os_tsk.run->events &= ~wait_flags; + return (OS_R_EVT); + } + block_state = WAIT_OR; + } + /* Task has to wait */ + os_tsk.run->waits = wait_flags; + rt_block (timeout, (U8)block_state); + return (OS_R_TMO); +} + + +/*--------------------------- rt_evt_set ------------------------------------*/ + +void rt_evt_set (U16 event_flags, OS_TID task_id) { + /* Set one or more event flags of a selectable task. */ + P_TCB p_tcb; + + p_tcb = os_active_TCB[task_id-1]; + if (p_tcb == NULL) { + return; + } + p_tcb->events |= event_flags; + event_flags = p_tcb->waits; + /* If the task is not waiting for an event, it should not be put */ + /* to ready state. */ + if (p_tcb->state == WAIT_AND) { + /* Check for AND-connected events */ + if ((p_tcb->events & event_flags) == event_flags) { + goto wkup; + } + } + if (p_tcb->state == WAIT_OR) { + /* Check for OR-connected events */ + if (p_tcb->events & event_flags) { + p_tcb->waits &= p_tcb->events; +wkup: p_tcb->events &= ~event_flags; + rt_rmv_dly (p_tcb); + p_tcb->state = READY; +#ifdef __CMSIS_RTOS + rt_ret_val2(p_tcb, 0x08/*osEventSignal*/, p_tcb->waits); +#else + rt_ret_val (p_tcb, OS_R_EVT); +#endif + rt_dispatch (p_tcb); + } + } +} + + +/*--------------------------- rt_evt_clr ------------------------------------*/ + +void rt_evt_clr (U16 clear_flags, OS_TID task_id) { + /* Clear one or more event flags (identified by "clear_flags") of a */ + /* selectable task (identified by "task"). */ + P_TCB task = os_active_TCB[task_id-1]; + + if (task == NULL) { + return; + } + task->events &= ~clear_flags; +} + + +/*--------------------------- isr_evt_set -----------------------------------*/ + +void isr_evt_set (U16 event_flags, OS_TID task_id) { + /* Same function as "os_evt_set", but to be called by ISRs. */ + P_TCB p_tcb = os_active_TCB[task_id-1]; + + if (p_tcb == NULL) { + return; + } + rt_psq_enq (p_tcb, event_flags); + rt_psh_req (); +} + + +/*--------------------------- rt_evt_get ------------------------------------*/ + +U16 rt_evt_get (void) { + /* Get events of a running task after waiting for OR connected events. */ + return (os_tsk.run->waits); +} + + +/*--------------------------- rt_evt_psh ------------------------------------*/ + +void rt_evt_psh (P_TCB p_CB, U16 set_flags) { + /* Check if task has to be waken up */ + U16 event_flags; + + p_CB->events |= set_flags; + event_flags = p_CB->waits; + if (p_CB->state == WAIT_AND) { + /* Check for AND-connected events */ + if ((p_CB->events & event_flags) == event_flags) { + goto rdy; + } + } + if (p_CB->state == WAIT_OR) { + /* Check for OR-connected events */ + if (p_CB->events & event_flags) { + p_CB->waits &= p_CB->events; +rdy: p_CB->events &= ~event_flags; + rt_rmv_dly (p_CB); + p_CB->state = READY; +#ifdef __CMSIS_RTOS + rt_ret_val2(p_CB, 0x08/*osEventSignal*/, p_CB->waits); +#else + rt_ret_val (p_CB, OS_R_EVT); +#endif + rt_put_prio (&os_rdy, p_CB); + } + } +} + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Event.h b/vendor/cmsis_rtos_rtx/SRC/rt_Event.h new file mode 100644 index 000000000..dd811825d --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Event.h @@ -0,0 +1,46 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_EVENT.H + * Purpose: Implements waits and wake-ups for event flags + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Functions */ +extern OS_RESULT rt_evt_wait (U16 wait_flags, U16 timeout, BOOL and_wait); +extern void rt_evt_set (U16 event_flags, OS_TID task_id); +extern void rt_evt_clr (U16 clear_flags, OS_TID task_id); +extern void isr_evt_set (U16 event_flags, OS_TID task_id); +extern U16 rt_evt_get (void); +extern void rt_evt_psh (P_TCB p_CB, U16 set_flags); + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_HAL_CM.h b/vendor/cmsis_rtos_rtx/SRC/rt_HAL_CM.h new file mode 100644 index 000000000..08ff0a9ff --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_HAL_CM.h @@ -0,0 +1,284 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_HAL_CM.H + * Purpose: Hardware Abstraction Layer for Cortex-M definitions + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Definitions */ +#define INITIAL_xPSR 0x01000000 +#define DEMCR_TRCENA 0x01000000 +#define ITM_ITMENA 0x00000001 +#define MAGIC_WORD 0xE25A2EA5 + +#if defined (__CC_ARM) /* ARM Compiler */ + +#if ((__TARGET_ARCH_7_M || __TARGET_ARCH_7E_M) && !NO_EXCLUSIVE_ACCESS) + #define __USE_EXCLUSIVE_ACCESS +#else + #undef __USE_EXCLUSIVE_ACCESS +#endif + +#elif defined (__GNUC__) /* GNU Compiler */ + +#undef __USE_EXCLUSIVE_ACCESS + +#if defined (__CORTEX_M0) +#define __TARGET_ARCH_6S_M 1 +#else +#define __TARGET_ARCH_6S_M 0 +#endif + +#if defined (__VFP_FP__) && !defined(__SOFTFP__) +#define __TARGET_FPU_VFP 1 +#else +#define __TARGET_FPU_VFP 0 +#endif + +#define __inline inline +#define __weak __attribute__((weak)) + +#ifndef __CMSIS_GENERIC + +__attribute__((always_inline)) static inline void __enable_irq(void) +{ + __asm volatile ("cpsie i"); +} + +__attribute__((always_inline)) static inline U32 __disable_irq(void) +{ + U32 result; + + __asm volatile ("mrs %0, primask" : "=r" (result)); + __asm volatile ("cpsid i"); + return(result & 1); +} + +#endif + +__attribute__(( always_inline)) static inline U8 __clz(U32 value) +{ + U8 result; + + __asm volatile ("clz %0, %1" : "=r" (result) : "r" (value)); + return(result); +} + +#elif defined (__ICCARM__) /* IAR Compiler */ + +#undef __USE_EXCLUSIVE_ACCESS + +#if (__CORE__ == __ARM6M__) +#define __TARGET_ARCH_6S_M 1 +#else +#define __TARGET_ARCH_6S_M 0 +#endif + +#if defined __ARMVFP__ +#define __TARGET_FPU_VFP 1 +#else +#define __TARGET_FPU_VFP 0 +#endif + +#define __inline inline + +#ifndef __CMSIS_GENERIC + +static inline void __enable_irq(void) +{ + __asm volatile ("cpsie i"); +} + +static inline U32 __disable_irq(void) +{ + U32 result; + + __asm volatile ("mrs %0, primask" : "=r" (result)); + __asm volatile ("cpsid i"); + return(result & 1); +} + +#endif + +static inline U8 __clz(U32 value) +{ + U8 result; + + __asm volatile ("clz %0, %1" : "=r" (result) : "r" (value)); + return(result); +} + +#endif + +/* NVIC registers */ +#define NVIC_ST_CTRL (*((volatile U32 *)0xE000E010)) +#define NVIC_ST_RELOAD (*((volatile U32 *)0xE000E014)) +#define NVIC_ST_CURRENT (*((volatile U32 *)0xE000E018)) +#define NVIC_ISER ((volatile U32 *)0xE000E100) +#define NVIC_ICER ((volatile U32 *)0xE000E180) +#if (__TARGET_ARCH_6S_M) +#define NVIC_IP ((volatile U32 *)0xE000E400) +#else +#define NVIC_IP ((volatile U8 *)0xE000E400) +#endif +#define NVIC_INT_CTRL (*((volatile U32 *)0xE000ED04)) +#define NVIC_AIR_CTRL (*((volatile U32 *)0xE000ED0C)) +#define NVIC_SYS_PRI2 (*((volatile U32 *)0xE000ED1C)) +#define NVIC_SYS_PRI3 (*((volatile U32 *)0xE000ED20)) + +#define OS_PEND_IRQ() NVIC_INT_CTRL = (1<<28) +#define OS_PENDING ((NVIC_INT_CTRL >> 26) & (1<<2 | 1)) +#define OS_UNPEND(fl) NVIC_INT_CTRL = (*fl = OS_PENDING) << 25 +#define OS_PEND(fl,p) NVIC_INT_CTRL = (fl | p<<2) << 26 +#define OS_LOCK() NVIC_ST_CTRL = 0x0005 +#define OS_UNLOCK() NVIC_ST_CTRL = 0x0007 + +#define OS_X_PENDING ((NVIC_INT_CTRL >> 28) & 1) +#define OS_X_UNPEND(fl) NVIC_INT_CTRL = (*fl = OS_X_PENDING) << 27 +#define OS_X_PEND(fl,p) NVIC_INT_CTRL = (fl | p) << 28 +#if (__TARGET_ARCH_6S_M) +#define OS_X_INIT(n) NVIC_IP[n>>2] |= 0xFF << (8*(n & 0x03)); \ + NVIC_ISER[n>>5] = 1 << (n & 0x1F) +#else +#define OS_X_INIT(n) NVIC_IP[n] = 0xFF; \ + NVIC_ISER[n>>5] = 1 << (n & 0x1F) +#endif +#define OS_X_LOCK(n) NVIC_ICER[n>>5] = 1 << (n & 0x1F) +#define OS_X_UNLOCK(n) NVIC_ISER[n>>5] = 1 << (n & 0x1F) + +/* Core Debug registers */ +#define DEMCR (*((volatile U32 *)0xE000EDFC)) + +/* ITM registers */ +#define ITM_CONTROL (*((volatile U32 *)0xE0000E80)) +#define ITM_ENABLE (*((volatile U32 *)0xE0000E00)) +#define ITM_PORT30_U32 (*((volatile U32 *)0xE0000078)) +#define ITM_PORT31_U32 (*((volatile U32 *)0xE000007C)) +#define ITM_PORT31_U16 (*((volatile U16 *)0xE000007C)) +#define ITM_PORT31_U8 (*((volatile U8 *)0xE000007C)) + +/* Variables */ +extern BIT dbg_msg; + +/* Functions */ +#ifdef __USE_EXCLUSIVE_ACCESS + #define rt_inc(p) while(__strex((__ldrex(p)+1),p)) + #define rt_dec(p) while(__strex((__ldrex(p)-1),p)) +#else + #define rt_inc(p) __disable_irq();(*p)++;__enable_irq(); + #define rt_dec(p) __disable_irq();(*p)--;__enable_irq(); +#endif + +__inline static U32 rt_inc_qi (U32 size, U8 *count, U8 *first) { + U32 cnt,c2; +#ifdef __USE_EXCLUSIVE_ACCESS + do { + if ((cnt = __ldrex(count)) == size) { + __clrex(); + return (cnt); } + } while (__strex(cnt+1, count)); + do { + c2 = (cnt = __ldrex(first)) + 1; + if (c2 == size) c2 = 0; + } while (__strex(c2, first)); +#else + __disable_irq(); + if ((cnt = *count) < size) { + *count = cnt+1; + c2 = (cnt = *first) + 1; + if (c2 == size) c2 = 0; + *first = c2; + } + __enable_irq (); +#endif + return (cnt); +} + +__inline static void rt_systick_init (void) { + NVIC_ST_RELOAD = os_trv; + NVIC_ST_CURRENT = 0; + NVIC_ST_CTRL = 0x0007; + NVIC_SYS_PRI3 |= 0xFF000000; +} + +__inline static U32 rt_systick_val (void) { + return (os_trv - NVIC_ST_CURRENT); +} + +__inline static U32 rt_systick_ovf (void) { + return ((NVIC_INT_CTRL >> 26) & 1); +} + +__inline static void rt_svc_init (void) { +#if !(__TARGET_ARCH_6S_M) + int sh,prigroup; +#endif + NVIC_SYS_PRI3 |= 0x00FF0000; +#if (__TARGET_ARCH_6S_M) + NVIC_SYS_PRI2 |= (NVIC_SYS_PRI3<<(8+1)) & 0xFC000000; +#else + sh = 8 - __clz (~((NVIC_SYS_PRI3 << 8) & 0xFF000000)); + prigroup = ((NVIC_AIR_CTRL >> 8) & 0x07); + if (prigroup >= sh) { + sh = prigroup + 1; + } + NVIC_SYS_PRI2 = ((0xFEFFFFFF << sh) & 0xFF000000) | (NVIC_SYS_PRI2 & 0x00FFFFFF); +#endif +} + +extern void rt_set_PSP (U32 stack); +extern U32 rt_get_PSP (void); +extern void os_set_env (void); +extern void *_alloc_box (void *box_mem); +extern int _free_box (void *box_mem, void *box); + +extern void rt_init_stack (P_TCB p_TCB, FUNCP task_body); +extern void rt_ret_val (P_TCB p_TCB, U32 v0); +extern void rt_ret_val2 (P_TCB p_TCB, U32 v0, U32 v1); + +extern void dbg_init (void); +extern void dbg_task_notify (P_TCB p_tcb, BOOL create); +extern void dbg_task_switch (U32 task_id); + +#ifdef DBG_MSG +#define DBG_INIT() dbg_init() +#define DBG_TASK_NOTIFY(p_tcb,create) if (dbg_msg) dbg_task_notify(p_tcb,create) +#define DBG_TASK_SWITCH(task_id) if (dbg_msg && (os_tsk.new!=os_tsk.run)) \ + dbg_task_switch(task_id) +#else +#define DBG_INIT() +#define DBG_TASK_NOTIFY(p_tcb,create) +#define DBG_TASK_SWITCH(task_id) +#endif + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_List.c b/vendor/cmsis_rtos_rtx/SRC/rt_List.c new file mode 100644 index 000000000..93b561d14 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_List.c @@ -0,0 +1,320 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_LIST.C + * Purpose: Functions for the management of different lists + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_List.h" +#include "rt_Task.h" +#include "rt_Time.h" +#include "rt_HAL_CM.h" + +/*---------------------------------------------------------------------------- + * Global Variables + *---------------------------------------------------------------------------*/ + +/* List head of chained ready tasks */ +struct OS_XCB os_rdy; +/* List head of chained delay tasks */ +struct OS_XCB os_dly; + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_put_prio -----------------------------------*/ + +void rt_put_prio (P_XCB p_CB, P_TCB p_task) { + /* Put task identified with "p_task" into list ordered by priority. */ + /* "p_CB" points to head of list; list has always an element at end with */ + /* a priority less than "p_task->prio". */ + P_TCB p_CB2; + U32 prio; + BOOL sem_mbx = __FALSE; + + if (p_CB->cb_type == SCB || p_CB->cb_type == MCB || p_CB->cb_type == MUCB) { + sem_mbx = __TRUE; + } + prio = p_task->prio; + p_CB2 = p_CB->p_lnk; + /* Search for an entry in the list */ + while (p_CB2 != NULL && prio <= p_CB2->prio) { + p_CB = (P_XCB)p_CB2; + p_CB2 = p_CB2->p_lnk; + } + /* Entry found, insert the task into the list */ + p_task->p_lnk = p_CB2; + p_CB->p_lnk = p_task; + if (sem_mbx) { + if (p_CB2 != NULL) { + p_CB2->p_rlnk = p_task; + } + p_task->p_rlnk = (P_TCB)p_CB; + } + else { + p_task->p_rlnk = NULL; + } +} + + +/*--------------------------- rt_get_first ----------------------------------*/ + +P_TCB rt_get_first (P_XCB p_CB) { + /* Get task at head of list: it is the task with highest priority. */ + /* "p_CB" points to head of list. */ + P_TCB p_first; + + p_first = p_CB->p_lnk; + p_CB->p_lnk = p_first->p_lnk; + if (p_CB->cb_type == SCB || p_CB->cb_type == MCB || p_CB->cb_type == MUCB) { + if (p_first->p_lnk != NULL) { + p_first->p_lnk->p_rlnk = (P_TCB)p_CB; + p_first->p_lnk = NULL; + } + p_first->p_rlnk = NULL; + } + else { + p_first->p_lnk = NULL; + } + return (p_first); +} + + +/*--------------------------- rt_put_rdy_first ------------------------------*/ + +void rt_put_rdy_first (P_TCB p_task) { + /* Put task identified with "p_task" at the head of the ready list. The */ + /* task must have at least a priority equal to highest priority in list. */ + p_task->p_lnk = os_rdy.p_lnk; + p_task->p_rlnk = NULL; + os_rdy.p_lnk = p_task; +} + + +/*--------------------------- rt_get_same_rdy_prio --------------------------*/ + +P_TCB rt_get_same_rdy_prio (void) { + /* Remove a task of same priority from ready list if any exists. Other- */ + /* wise return NULL. */ + P_TCB p_first; + + p_first = os_rdy.p_lnk; + if (p_first->prio == os_tsk.run->prio) { + os_rdy.p_lnk = os_rdy.p_lnk->p_lnk; + return (p_first); + } + return (NULL); +} + + +/*--------------------------- rt_resort_prio --------------------------------*/ + +void rt_resort_prio (P_TCB p_task) { + /* Re-sort ordered lists after the priority of 'p_task' has changed. */ + P_TCB p_CB; + + if (p_task->p_rlnk == NULL) { + if (p_task->state == READY) { + /* Task is chained into READY list. */ + p_CB = (P_TCB)&os_rdy; + goto res; + } + } + else { + p_CB = p_task->p_rlnk; + while (p_CB->cb_type == TCB) { + /* Find a header of this task chain list. */ + p_CB = p_CB->p_rlnk; + } +res:rt_rmv_list (p_task); + rt_put_prio ((P_XCB)p_CB, p_task); + } +} + + +/*--------------------------- rt_put_dly ------------------------------------*/ + +void rt_put_dly (P_TCB p_task, U16 delay) { + /* Put a task identified with "p_task" into chained delay wait list using */ + /* a delay value of "delay". */ + P_TCB p; + U32 delta,idelay = delay; + + p = (P_TCB)&os_dly; + if (p->p_dlnk == NULL) { + /* Delay list empty */ + delta = 0; + goto last; + } + delta = os_dly.delta_time; + while (delta < idelay) { + if (p->p_dlnk == NULL) { + /* End of list found */ +last: p_task->p_dlnk = NULL; + p->p_dlnk = p_task; + p_task->p_blnk = p; + p->delta_time = (U16)(idelay - delta); + p_task->delta_time = 0; + return; + } + p = p->p_dlnk; + delta += p->delta_time; + } + /* Right place found */ + p_task->p_dlnk = p->p_dlnk; + p->p_dlnk = p_task; + p_task->p_blnk = p; + if (p_task->p_dlnk != NULL) { + p_task->p_dlnk->p_blnk = p_task; + } + p_task->delta_time = (U16)(delta - idelay); + p->delta_time -= p_task->delta_time; +} + + +/*--------------------------- rt_dec_dly ------------------------------------*/ + +void rt_dec_dly (void) { + /* Decrement delta time of list head: remove tasks having a value of zero.*/ + P_TCB p_rdy; + + if (os_dly.p_dlnk == NULL) { + return; + } + os_dly.delta_time--; + while ((os_dly.delta_time == 0) && (os_dly.p_dlnk != NULL)) { + p_rdy = os_dly.p_dlnk; + if (p_rdy->p_rlnk != NULL) { + /* Task is really enqueued, remove task from semaphore/mailbox */ + /* timeout waiting list. */ + p_rdy->p_rlnk->p_lnk = p_rdy->p_lnk; + if (p_rdy->p_lnk != NULL) { + p_rdy->p_lnk->p_rlnk = p_rdy->p_rlnk; + p_rdy->p_lnk = NULL; + } + p_rdy->p_rlnk = NULL; + } + rt_put_prio (&os_rdy, p_rdy); + os_dly.delta_time = p_rdy->delta_time; + if (p_rdy->state == WAIT_ITV) { + /* Calculate the next time for interval wait. */ + p_rdy->delta_time = p_rdy->interval_time + (U16)os_time; + } + p_rdy->state = READY; + os_dly.p_dlnk = p_rdy->p_dlnk; + if (p_rdy->p_dlnk != NULL) { + p_rdy->p_dlnk->p_blnk = (P_TCB)&os_dly; + p_rdy->p_dlnk = NULL; + } + p_rdy->p_blnk = NULL; + } +} + + +/*--------------------------- rt_rmv_list -----------------------------------*/ + +void rt_rmv_list (P_TCB p_task) { + /* Remove task identified with "p_task" from ready, semaphore or mailbox */ + /* waiting list if enqueued. */ + P_TCB p_b; + + if (p_task->p_rlnk != NULL) { + /* A task is enqueued in semaphore / mailbox waiting list. */ + p_task->p_rlnk->p_lnk = p_task->p_lnk; + if (p_task->p_lnk != NULL) { + p_task->p_lnk->p_rlnk = p_task->p_rlnk; + } + return; + } + + p_b = (P_TCB)&os_rdy; + while (p_b != NULL) { + /* Search the ready list for task "p_task" */ + if (p_b->p_lnk == p_task) { + p_b->p_lnk = p_task->p_lnk; + return; + } + p_b = p_b->p_lnk; + } +} + + +/*--------------------------- rt_rmv_dly ------------------------------------*/ + +void rt_rmv_dly (P_TCB p_task) { + /* Remove task identified with "p_task" from delay list if enqueued. */ + P_TCB p_b; + + p_b = p_task->p_blnk; + if (p_b != NULL) { + /* Task is really enqueued */ + p_b->p_dlnk = p_task->p_dlnk; + if (p_task->p_dlnk != NULL) { + /* 'p_task' is in the middle of list */ + p_b->delta_time += p_task->delta_time; + p_task->p_dlnk->p_blnk = p_b; + p_task->p_dlnk = NULL; + } + else { + /* 'p_task' is at the end of list */ + p_b->delta_time = 0; + } + p_task->p_blnk = NULL; + } +} + + +/*--------------------------- rt_psq_enq ------------------------------------*/ + +void rt_psq_enq (OS_ID entry, U32 arg) { + /* Insert post service request "entry" into ps-queue. */ + U32 idx; + + idx = rt_inc_qi (os_psq->size, &os_psq->count, &os_psq->first); + if (idx < os_psq->size) { + os_psq->q[idx].id = entry; + os_psq->q[idx].arg = arg; + } + else { + os_error (OS_ERR_FIFO_OVF); + } +} + + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_List.h b/vendor/cmsis_rtos_rtx/SRC/rt_List.h new file mode 100644 index 000000000..9be0a980d --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_List.h @@ -0,0 +1,67 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_LIST.H + * Purpose: Functions for the management of different lists + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Definitions */ + +/* Values for 'cb_type' */ +#define TCB 0 +#define MCB 1 +#define SCB 2 +#define MUCB 3 +#define HCB 4 + +/* Variables */ +extern struct OS_XCB os_rdy; +extern struct OS_XCB os_dly; + +/* Functions */ +extern void rt_put_prio (P_XCB p_CB, P_TCB p_task); +extern P_TCB rt_get_first (P_XCB p_CB); +extern void rt_put_rdy_first (P_TCB p_task); +extern P_TCB rt_get_same_rdy_prio (void); +extern void rt_resort_prio (P_TCB p_task); +extern void rt_put_dly (P_TCB p_task, U16 delay); +extern void rt_dec_dly (void); +extern void rt_rmv_list (P_TCB p_task); +extern void rt_rmv_dly (P_TCB p_task); +extern void rt_psq_enq (OS_ID entry, U32 arg); + +/* This is a fast macro generating in-line code */ +#define rt_rdy_prio(void) (os_rdy.p_lnk->prio) + + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.c b/vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.c new file mode 100644 index 000000000..5e022dbd8 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.c @@ -0,0 +1,292 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_MAILBOX.C + * Purpose: Implements waits and wake-ups for mailbox messages + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_List.h" +#include "rt_Mailbox.h" +#include "rt_MemBox.h" +#include "rt_Task.h" +#include "rt_HAL_CM.h" + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_mbx_init -----------------------------------*/ + +void rt_mbx_init (OS_ID mailbox, U16 mbx_size) { + /* Initialize a mailbox */ + P_MCB p_MCB = mailbox; + + p_MCB->cb_type = MCB; + p_MCB->state = 0; + p_MCB->isr_st = 0; + p_MCB->p_lnk = NULL; + p_MCB->first = 0; + p_MCB->last = 0; + p_MCB->count = 0; + p_MCB->size = (mbx_size + sizeof(void *) - sizeof(struct OS_MCB)) / + (U32)sizeof (void *); +} + + +/*--------------------------- rt_mbx_send -----------------------------------*/ + +OS_RESULT rt_mbx_send (OS_ID mailbox, void *p_msg, U16 timeout) { + /* Send message to a mailbox */ + P_MCB p_MCB = mailbox; + P_TCB p_TCB; + + if ((p_MCB->p_lnk != NULL) && (p_MCB->state == 1)) { + /* A task is waiting for message */ + p_TCB = rt_get_first ((P_XCB)p_MCB); +#ifdef __CMSIS_RTOS + rt_ret_val2(p_TCB, 0x10/*osEventMessage*/, (U32)p_msg); +#else + *p_TCB->msg = p_msg; + rt_ret_val (p_TCB, OS_R_MBX); +#endif + rt_rmv_dly (p_TCB); + rt_dispatch (p_TCB); + } + else { + /* Store message in mailbox queue */ + if (p_MCB->count == p_MCB->size) { + /* No free message entry, wait for one. If message queue is full, */ + /* then no task is waiting for message. The 'p_MCB->p_lnk' list */ + /* pointer can now be reused for send message waits task list. */ + if (timeout == 0) { + return (OS_R_TMO); + } + if (p_MCB->p_lnk != NULL) { + rt_put_prio ((P_XCB)p_MCB, os_tsk.run); + } + else { + p_MCB->p_lnk = os_tsk.run; + os_tsk.run->p_lnk = NULL; + os_tsk.run->p_rlnk = (P_TCB)p_MCB; + /* Task is waiting to send a message */ + p_MCB->state = 2; + } + os_tsk.run->msg = p_msg; + rt_block (timeout, WAIT_MBX); + return (OS_R_TMO); + } + /* Yes, there is a free entry in a mailbox. */ + p_MCB->msg[p_MCB->first] = p_msg; + rt_inc (&p_MCB->count); + if (++p_MCB->first == p_MCB->size) { + p_MCB->first = 0; + } + } + return (OS_R_OK); +} + + +/*--------------------------- rt_mbx_wait -----------------------------------*/ + +OS_RESULT rt_mbx_wait (OS_ID mailbox, void **message, U16 timeout) { + /* Receive a message; possibly wait for it */ + P_MCB p_MCB = mailbox; + P_TCB p_TCB; + + /* If a message is available in the fifo buffer */ + /* remove it from the fifo buffer and return. */ + if (p_MCB->count) { + *message = p_MCB->msg[p_MCB->last]; + if (++p_MCB->last == p_MCB->size) { + p_MCB->last = 0; + } + if ((p_MCB->p_lnk != NULL) && (p_MCB->state == 2)) { + /* A task is waiting to send message */ + p_TCB = rt_get_first ((P_XCB)p_MCB); +#ifdef __CMSIS_RTOS + rt_ret_val(p_TCB, 0/*osOK*/); +#else + rt_ret_val(p_TCB, OS_R_OK); +#endif + p_MCB->msg[p_MCB->first] = p_TCB->msg; + if (++p_MCB->first == p_MCB->size) { + p_MCB->first = 0; + } + rt_rmv_dly (p_TCB); + rt_dispatch (p_TCB); + } + else { + rt_dec (&p_MCB->count); + } + return (OS_R_OK); + } + /* No message available: wait for one */ + if (timeout == 0) { + return (OS_R_TMO); + } + if (p_MCB->p_lnk != NULL) { + rt_put_prio ((P_XCB)p_MCB, os_tsk.run); + } + else { + p_MCB->p_lnk = os_tsk.run; + os_tsk.run->p_lnk = NULL; + os_tsk.run->p_rlnk = (P_TCB)p_MCB; + /* Task is waiting to receive a message */ + p_MCB->state = 1; + } + rt_block(timeout, WAIT_MBX); +#ifndef __CMSIS_RTOS + os_tsk.run->msg = message; +#endif + return (OS_R_TMO); +} + + +/*--------------------------- rt_mbx_check ----------------------------------*/ + +OS_RESULT rt_mbx_check (OS_ID mailbox) { + /* Check for free space in a mailbox. Returns the number of messages */ + /* that can be stored to a mailbox. It returns 0 when mailbox is full. */ + P_MCB p_MCB = mailbox; + + return (p_MCB->size - p_MCB->count); +} + + +/*--------------------------- isr_mbx_send ----------------------------------*/ + +void isr_mbx_send (OS_ID mailbox, void *p_msg) { + /* Same function as "os_mbx_send", but to be called by ISRs. */ + P_MCB p_MCB = mailbox; + + rt_psq_enq (p_MCB, (U32)p_msg); + rt_psh_req (); +} + + +/*--------------------------- isr_mbx_receive -------------------------------*/ + +OS_RESULT isr_mbx_receive (OS_ID mailbox, void **message) { + /* Receive a message in the interrupt function. The interrupt function */ + /* should not wait for a message since this would block the rtx os. */ + P_MCB p_MCB = mailbox; + + if (p_MCB->count) { + /* A message is available in the fifo buffer. */ + *message = p_MCB->msg[p_MCB->last]; + if (p_MCB->state == 2) { + /* A task is locked waiting to send message */ + rt_psq_enq (p_MCB, 0); + rt_psh_req (); + } + rt_dec (&p_MCB->count); + if (++p_MCB->last == p_MCB->size) { + p_MCB->last = 0; + } + return (OS_R_MBX); + } + return (OS_R_OK); +} + + +/*--------------------------- rt_mbx_psh ------------------------------------*/ + +void rt_mbx_psh (P_MCB p_CB, void *p_msg) { + /* Store the message to the mailbox queue or pass it to task directly. */ + P_TCB p_TCB; + void *mem; + + if (p_CB->p_lnk != NULL) switch (p_CB->state) { +#ifdef __CMSIS_RTOS + case 3: + /* Task is waiting to allocate memory, remove it from the waiting list */ + mem = rt_alloc_box(p_msg); + if (mem == NULL) break; + p_TCB = rt_get_first ((P_XCB)p_CB); + rt_ret_val(p_TCB, (U32)mem); + p_TCB->state = READY; + rt_rmv_dly (p_TCB); + rt_put_prio (&os_rdy, p_TCB); + break; +#endif + case 2: + /* Task is waiting to send a message, remove it from the waiting list */ + p_TCB = rt_get_first ((P_XCB)p_CB); +#ifdef __CMSIS_RTOS + rt_ret_val(p_TCB, 0/*osOK*/); +#else + rt_ret_val(p_TCB, OS_R_OK); +#endif + p_CB->msg[p_CB->first] = p_TCB->msg; + rt_inc (&p_CB->count); + if (++p_CB->first == p_CB->size) { + p_CB->first = 0; + } + p_TCB->state = READY; + rt_rmv_dly (p_TCB); + rt_put_prio (&os_rdy, p_TCB); + break; + case 1: + /* Task is waiting for a message, pass the message to the task directly */ + p_TCB = rt_get_first ((P_XCB)p_CB); +#ifdef __CMSIS_RTOS + rt_ret_val2(p_TCB, 0x10/*osEventMessage*/, (U32)p_msg); +#else + *p_TCB->msg = p_msg; + rt_ret_val (p_TCB, OS_R_MBX); +#endif + p_TCB->state = READY; + rt_rmv_dly (p_TCB); + rt_put_prio (&os_rdy, p_TCB); + break; + } else { + /* No task is waiting for a message, store it to the mailbox queue */ + if (p_CB->count < p_CB->size) { + p_CB->msg[p_CB->first] = p_msg; + rt_inc (&p_CB->count); + if (++p_CB->first == p_CB->size) { + p_CB->first = 0; + } + } + else { + os_error (OS_ERR_MBX_OVF); + } + } +} + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.h b/vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.h new file mode 100644 index 000000000..d30c5f0e1 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Mailbox.h @@ -0,0 +1,48 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_MAILBOX.H + * Purpose: Implements waits and wake-ups for mailbox messages + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Functions */ +extern void rt_mbx_init (OS_ID mailbox, U16 mbx_size); +extern OS_RESULT rt_mbx_send (OS_ID mailbox, void *p_msg, U16 timeout); +extern OS_RESULT rt_mbx_wait (OS_ID mailbox, void **message, U16 timeout); +extern OS_RESULT rt_mbx_check (OS_ID mailbox); +extern void isr_mbx_send (OS_ID mailbox, void *p_msg); +extern OS_RESULT isr_mbx_receive (OS_ID mailbox, void **message); +extern void rt_mbx_psh (P_MCB p_CB, void *p_msg); + + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_MemBox.c b/vendor/cmsis_rtos_rtx/SRC/rt_MemBox.c new file mode 100644 index 000000000..a9038adda --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_MemBox.c @@ -0,0 +1,166 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_MEMBOX.C + * Purpose: Interface functions for fixed memory block management system + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_MemBox.h" +#include "rt_HAL_CM.h" + +/*---------------------------------------------------------------------------- + * Global Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- _init_box -------------------------------------*/ + +int _init_box (void *box_mem, U32 box_size, U32 blk_size) { + /* Initialize memory block system, returns 0 if OK, 1 if fails. */ + void *end; + void *blk; + void *next; + U32 sizeof_bm; + + /* Create memory structure. */ + if (blk_size & BOX_ALIGN_8) { + /* Memory blocks 8-byte aligned. */ + blk_size = ((blk_size & ~BOX_ALIGN_8) + 7) & ~7; + sizeof_bm = (sizeof (struct OS_BM) + 7) & ~7; + } + else { + /* Memory blocks 4-byte aligned. */ + blk_size = (blk_size + 3) & ~3; + sizeof_bm = sizeof (struct OS_BM); + } + if (blk_size == 0) { + return (1); + } + if ((blk_size + sizeof_bm) > box_size) { + return (1); + } + /* Create a Memory structure. */ + blk = ((U8 *) box_mem) + sizeof_bm; + ((P_BM) box_mem)->free = blk; + end = ((U8 *) box_mem) + box_size; + ((P_BM) box_mem)->end = end; + ((P_BM) box_mem)->blk_size = blk_size; + + /* Link all free blocks using offsets. */ + end = ((U8 *) end) - blk_size; + while (1) { + next = ((U8 *) blk) + blk_size; + if (next > end) break; + *((void **)blk) = next; + blk = next; + } + /* end marker */ + *((void **)blk) = 0; + return (0); +} + +/*--------------------------- rt_alloc_box ----------------------------------*/ + +void *rt_alloc_box (void *box_mem) { + /* Allocate a memory block and return start address. */ + void **free; +#ifndef __USE_EXCLUSIVE_ACCESS + int irq_dis; + + irq_dis = __disable_irq (); + free = ((P_BM) box_mem)->free; + if (free) { + ((P_BM) box_mem)->free = *free; + } + if (!irq_dis) __enable_irq (); +#else + do { + if ((free = (void **)__ldrex(&((P_BM) box_mem)->free)) == 0) { + __clrex(); + break; + } + } while (__strex((U32)*free, &((P_BM) box_mem)->free)); +#endif + return (free); +} + + +/*--------------------------- _calloc_box -----------------------------------*/ + +void *_calloc_box (void *box_mem) { + /* Allocate a 0-initialized memory block and return start address. */ + void *free; + U32 *p; + U32 i; + + free = _alloc_box (box_mem); + if (free) { + p = free; + for (i = ((P_BM) box_mem)->blk_size; i; i -= 4) { + *p = 0; + p++; + } + } + return (free); +} + + +/*--------------------------- rt_free_box -----------------------------------*/ + +int rt_free_box (void *box_mem, void *box) { + /* Free a memory block, returns 0 if OK, 1 if box does not belong to box_mem */ +#ifndef __USE_EXCLUSIVE_ACCESS + int irq_dis; +#endif + + if (box < box_mem || box >= ((P_BM) box_mem)->end) { + return (1); + } + +#ifndef __USE_EXCLUSIVE_ACCESS + irq_dis = __disable_irq (); + *((void **)box) = ((P_BM) box_mem)->free; + ((P_BM) box_mem)->free = box; + if (!irq_dis) __enable_irq (); +#else + do { + *((void **)box) = (void *)__ldrex(&((P_BM) box_mem)->free); + } while (__strex ((U32)box, &((P_BM) box_mem)->free)); +#endif + return (0); +} + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_MemBox.h b/vendor/cmsis_rtos_rtx/SRC/rt_MemBox.h new file mode 100644 index 000000000..5d27899a2 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_MemBox.h @@ -0,0 +1,46 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_MEMBOX.H + * Purpose: Interface functions for fixed memory block management system + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Functions */ +#define rt_init_box _init_box +#define rt_calloc_box _calloc_box +extern int _init_box (void *box_mem, U32 box_size, U32 blk_size); +extern void *rt_alloc_box (void *box_mem); +extern void * _calloc_box (void *box_mem); +extern int rt_free_box (void *box_mem, void *box); + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Memory.c b/vendor/cmsis_rtos_rtx/SRC/rt_Memory.c new file mode 100644 index 000000000..fe3c7b735 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Memory.c @@ -0,0 +1,140 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_MEMORY.C + * Purpose: Interface functions for Dynamic Memory Management System + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "rt_Memory.h" + + +/* Functions */ + +// Initialize Dynamic Memory pool +// Parameters: +// pool: Pointer to memory pool +// size: Size of memory pool in bytes +// Return: 0 - OK, 1 - Error + +int rt_init_mem (void *pool, U32 size) { + MEMP *ptr; + + if ((pool == NULL) || (size < sizeof(MEMP))) return (1); + + ptr = (MEMP *)pool; + ptr->next = (MEMP *)((U32)pool + size - sizeof(MEMP *)); + ptr->next->next = NULL; + ptr->len = 0; + + return (0); +} + +// Allocate Memory from Memory pool +// Parameters: +// pool: Pointer to memory pool +// size: Size of memory in bytes to allocate +// Return: Pointer to allocated memory + +void *rt_alloc_mem (void *pool, U32 size) { + MEMP *p, *p_search, *p_new; + U32 hole_size; + + if ((pool == NULL) || (size == 0)) return NULL; + + /* Add header offset to 'size' */ + size += sizeof(MEMP); + /* Make sure that block is 4-byte aligned */ + size = (size + 3) & ~3; + + p_search = (MEMP *)pool; + while (1) { + hole_size = (U32)p_search->next - (U32)p_search; + hole_size -= p_search->len; + /* Check if hole size is big enough */ + if (hole_size >= size) break; + p_search = p_search->next; + if (p_search->next == NULL) { + /* Failed, we are at the end of the list */ + return NULL; + } + } + + if (p_search->len == 0) { + /* No block is allocated, set the Length of the first element */ + p_search->len = size; + p = (MEMP *)(((U32)p_search) + sizeof(MEMP)); + } else { + /* Insert new list element into the memory list */ + p_new = (MEMP *)((U32)p_search + p_search->len); + p_new->next = p_search->next; + p_new->len = size; + p_search->next = p_new; + p = (MEMP *)(((U32)p_new) + sizeof(MEMP)); + } + + return (p); +} + +// Free Memory and return it to Memory pool +// Parameters: +// pool: Pointer to memory pool +// mem: Pointer to memory to free +// Return: 0 - OK, 1 - Error + +int rt_free_mem (void *pool, void *mem) { + MEMP *p_search, *p_prev, *p_return; + + if ((pool == NULL) || (mem == NULL)) return (1); + + p_return = (MEMP *)((U32)mem - sizeof(MEMP)); + + /* Set list header */ + p_prev = NULL; + p_search = (MEMP *)pool; + while (p_search != p_return) { + p_prev = p_search; + p_search = p_search->next; + if (p_search == NULL) { + /* Valid Memory block not found */ + return (1); + } + } + + if (p_prev == NULL) { + /* First block to be released, only set length to 0 */ + p_search->len = 0; + } else { + /* Discard block from chain list */ + p_prev->next = p_search->next; + } + + return (0); +} diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Memory.h b/vendor/cmsis_rtos_rtx/SRC/rt_Memory.h new file mode 100644 index 000000000..b4dce3956 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Memory.h @@ -0,0 +1,44 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_MEMORY.H + * Purpose: Interface functions for Dynamic Memory Management System + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Types */ +typedef struct mem { /* << Memory Pool management struct >> */ + struct mem *next; /* Next Memory Block in the list */ + U32 len; /* Length of data block */ +} MEMP; + +/* Functions */ +extern int rt_init_mem (void *pool, U32 size); +extern void *rt_alloc_mem (void *pool, U32 size); +extern int rt_free_mem (void *pool, void *mem); diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Mutex.c b/vendor/cmsis_rtos_rtx/SRC/rt_Mutex.c new file mode 100644 index 000000000..508da4501 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Mutex.c @@ -0,0 +1,197 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_MUTEX.C + * Purpose: Implements mutex synchronization objects + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_List.h" +#include "rt_Task.h" +#include "rt_Mutex.h" +#include "rt_HAL_CM.h" + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_mut_init -----------------------------------*/ + +void rt_mut_init (OS_ID mutex) { + /* Initialize a mutex object */ + P_MUCB p_MCB = mutex; + + p_MCB->cb_type = MUCB; + p_MCB->prio = 0; + p_MCB->level = 0; + p_MCB->p_lnk = NULL; + p_MCB->owner = NULL; +} + + +/*--------------------------- rt_mut_delete ---------------------------------*/ + +#ifdef __CMSIS_RTOS +OS_RESULT rt_mut_delete (OS_ID mutex) { + /* Delete a mutex object */ + P_MUCB p_MCB = mutex; + P_TCB p_TCB; + + /* Restore owner task's priority. */ + if (p_MCB->level != 0) { + p_MCB->owner->prio = p_MCB->prio; + if (p_MCB->owner != os_tsk.run) { + rt_resort_prio (p_MCB->owner); + } + } + + while (p_MCB->p_lnk != NULL) { + /* A task is waiting for mutex. */ + p_TCB = rt_get_first ((P_XCB)p_MCB); + rt_ret_val(p_TCB, 0/*osOK*/); + rt_rmv_dly(p_TCB); + p_TCB->state = READY; + rt_put_prio (&os_rdy, p_TCB); + } + + if (os_rdy.p_lnk && (os_rdy.p_lnk->prio > os_tsk.run->prio)) { + /* preempt running task */ + rt_put_prio (&os_rdy, os_tsk.run); + os_tsk.run->state = READY; + rt_dispatch (NULL); + } + + p_MCB->cb_type = 0; + + return (OS_R_OK); +} +#endif + + +/*--------------------------- rt_mut_release --------------------------------*/ + +OS_RESULT rt_mut_release (OS_ID mutex) { + /* Release a mutex object */ + P_MUCB p_MCB = mutex; + P_TCB p_TCB; + + if (p_MCB->level == 0 || p_MCB->owner != os_tsk.run) { + /* Unbalanced mutex release or task is not the owner */ + return (OS_R_NOK); + } + if (--p_MCB->level != 0) { + return (OS_R_OK); + } + /* Restore owner task's priority. */ + os_tsk.run->prio = p_MCB->prio; + if (p_MCB->p_lnk != NULL) { + /* A task is waiting for mutex. */ + p_TCB = rt_get_first ((P_XCB)p_MCB); +#ifdef __CMSIS_RTOS + rt_ret_val(p_TCB, 0/*osOK*/); +#else + rt_ret_val(p_TCB, OS_R_MUT); +#endif + rt_rmv_dly (p_TCB); + /* A waiting task becomes the owner of this mutex. */ + p_MCB->level = 1; + p_MCB->owner = p_TCB; + p_MCB->prio = p_TCB->prio; + /* Priority inversion, check which task continues. */ + if (os_tsk.run->prio >= rt_rdy_prio()) { + rt_dispatch (p_TCB); + } + else { + /* Ready task has higher priority than running task. */ + rt_put_prio (&os_rdy, os_tsk.run); + rt_put_prio (&os_rdy, p_TCB); + os_tsk.run->state = READY; + p_TCB->state = READY; + rt_dispatch (NULL); + } + } + else { + /* Check if own priority raised by priority inversion. */ + if (rt_rdy_prio() > os_tsk.run->prio) { + rt_put_prio (&os_rdy, os_tsk.run); + os_tsk.run->state = READY; + rt_dispatch (NULL); + } + } + return (OS_R_OK); +} + + +/*--------------------------- rt_mut_wait -----------------------------------*/ + +OS_RESULT rt_mut_wait (OS_ID mutex, U16 timeout) { + /* Wait for a mutex, continue when mutex is free. */ + P_MUCB p_MCB = mutex; + + if (p_MCB->level == 0) { + p_MCB->owner = os_tsk.run; + p_MCB->prio = os_tsk.run->prio; + goto inc; + } + if (p_MCB->owner == os_tsk.run) { + /* OK, running task is the owner of this mutex. */ +inc:p_MCB->level++; + return (OS_R_OK); + } + /* Mutex owned by another task, wait until released. */ + if (timeout == 0) { + return (OS_R_TMO); + } + /* Raise the owner task priority if lower than current priority. */ + /* This priority inversion is called priority inheritance. */ + if (p_MCB->prio < os_tsk.run->prio) { + p_MCB->owner->prio = os_tsk.run->prio; + rt_resort_prio (p_MCB->owner); + } + if (p_MCB->p_lnk != NULL) { + rt_put_prio ((P_XCB)p_MCB, os_tsk.run); + } + else { + p_MCB->p_lnk = os_tsk.run; + os_tsk.run->p_lnk = NULL; + os_tsk.run->p_rlnk = (P_TCB)p_MCB; + } + rt_block(timeout, WAIT_MUT); + return (OS_R_TMO); +} + + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Mutex.h b/vendor/cmsis_rtos_rtx/SRC/rt_Mutex.h new file mode 100644 index 000000000..3e3679b38 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Mutex.h @@ -0,0 +1,44 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_MUTEX.H + * Purpose: Implements mutex synchronization objects + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Functions */ +extern void rt_mut_init (OS_ID mutex); +extern OS_RESULT rt_mut_delete (OS_ID mutex); +extern OS_RESULT rt_mut_release (OS_ID mutex); +extern OS_RESULT rt_mut_wait (OS_ID mutex, U16 timeout); + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Robin.c b/vendor/cmsis_rtos_rtx/SRC/rt_Robin.c new file mode 100644 index 000000000..8eda6cfcc --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Robin.c @@ -0,0 +1,84 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_ROBIN.C + * Purpose: Round Robin Task switching + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_List.h" +#include "rt_Task.h" +#include "rt_Time.h" +#include "rt_Robin.h" +#include "rt_HAL_CM.h" + +/*---------------------------------------------------------------------------- + * Global Variables + *---------------------------------------------------------------------------*/ + +struct OS_ROBIN os_robin; + + +/*---------------------------------------------------------------------------- + * Global Functions + *---------------------------------------------------------------------------*/ + +/*--------------------------- rt_init_robin ---------------------------------*/ + +__weak void rt_init_robin (void) { + /* Initialize Round Robin variables. */ + os_robin.task = NULL; + os_robin.tout = (U16)os_rrobin; +} + +/*--------------------------- rt_chk_robin ----------------------------------*/ + +__weak void rt_chk_robin (void) { + /* Check if Round Robin timeout expired and switch to the next ready task.*/ + P_TCB p_new; + + if (os_robin.task != os_rdy.p_lnk) { + /* New task was suspended, reset Round Robin timeout. */ + os_robin.task = os_rdy.p_lnk; + os_robin.time = (U16)os_time + os_robin.tout - 1; + } + if (os_robin.time == (U16)os_time) { + /* Round Robin timeout has expired, swap Robin tasks. */ + os_robin.task = NULL; + p_new = rt_get_first (&os_rdy); + rt_put_prio ((P_XCB)&os_rdy, p_new); + } +} + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Robin.h b/vendor/cmsis_rtos_rtx/SRC/rt_Robin.h new file mode 100644 index 000000000..c2b1a71db --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Robin.h @@ -0,0 +1,45 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_ROBIN.H + * Purpose: Round Robin Task switching definitions + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Variables */ +extern struct OS_ROBIN os_robin; + +/* Functions */ +extern void rt_init_robin (void); +extern void rt_chk_robin (void); + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.c b/vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.c new file mode 100644 index 000000000..1e56664b8 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.c @@ -0,0 +1,183 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_SEMAPHORE.C + * Purpose: Implements binary and counting semaphores + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_List.h" +#include "rt_Task.h" +#include "rt_Semaphore.h" +#include "rt_HAL_CM.h" + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_sem_init -----------------------------------*/ + +void rt_sem_init (OS_ID semaphore, U16 token_count) { + /* Initialize a semaphore */ + P_SCB p_SCB = semaphore; + + p_SCB->cb_type = SCB; + p_SCB->p_lnk = NULL; + p_SCB->tokens = token_count; +} + + +/*--------------------------- rt_sem_delete ---------------------------------*/ + +#ifdef __CMSIS_RTOS +OS_RESULT rt_sem_delete (OS_ID semaphore) { + /* Delete semaphore */ + P_SCB p_SCB = semaphore; + P_TCB p_TCB; + + while (p_SCB->p_lnk != NULL) { + /* A task is waiting for token */ + p_TCB = rt_get_first ((P_XCB)p_SCB); + rt_ret_val(p_TCB, 0); + rt_rmv_dly(p_TCB); + p_TCB->state = READY; + rt_put_prio (&os_rdy, p_TCB); + } + + if (os_rdy.p_lnk && (os_rdy.p_lnk->prio > os_tsk.run->prio)) { + /* preempt running task */ + rt_put_prio (&os_rdy, os_tsk.run); + os_tsk.run->state = READY; + rt_dispatch (NULL); + } + + p_SCB->cb_type = 0; + + return (OS_R_OK); +} +#endif + + +/*--------------------------- rt_sem_send -----------------------------------*/ + +OS_RESULT rt_sem_send (OS_ID semaphore) { + /* Return a token to semaphore */ + P_SCB p_SCB = semaphore; + P_TCB p_TCB; + + if (p_SCB->p_lnk != NULL) { + /* A task is waiting for token */ + p_TCB = rt_get_first ((P_XCB)p_SCB); +#ifdef __CMSIS_RTOS + rt_ret_val(p_TCB, 1); +#else + rt_ret_val(p_TCB, OS_R_SEM); +#endif + rt_rmv_dly (p_TCB); + rt_dispatch (p_TCB); + } + else { + /* Store token. */ + p_SCB->tokens++; + } + return (OS_R_OK); +} + + +/*--------------------------- rt_sem_wait -----------------------------------*/ + +OS_RESULT rt_sem_wait (OS_ID semaphore, U16 timeout) { + /* Obtain a token; possibly wait for it */ + P_SCB p_SCB = semaphore; + + if (p_SCB->tokens) { + p_SCB->tokens--; + return (OS_R_OK); + } + /* No token available: wait for one */ + if (timeout == 0) { + return (OS_R_TMO); + } + if (p_SCB->p_lnk != NULL) { + rt_put_prio ((P_XCB)p_SCB, os_tsk.run); + } + else { + p_SCB->p_lnk = os_tsk.run; + os_tsk.run->p_lnk = NULL; + os_tsk.run->p_rlnk = (P_TCB)p_SCB; + } + rt_block(timeout, WAIT_SEM); + return (OS_R_TMO); +} + + +/*--------------------------- isr_sem_send ----------------------------------*/ + +void isr_sem_send (OS_ID semaphore) { + /* Same function as "os_sem"send", but to be called by ISRs */ + P_SCB p_SCB = semaphore; + + rt_psq_enq (p_SCB, 0); + rt_psh_req (); +} + + +/*--------------------------- rt_sem_psh ------------------------------------*/ + +void rt_sem_psh (P_SCB p_CB) { + /* Check if task has to be waken up */ + P_TCB p_TCB; + + if (p_CB->p_lnk != NULL) { + /* A task is waiting for token */ + p_TCB = rt_get_first ((P_XCB)p_CB); + rt_rmv_dly (p_TCB); + p_TCB->state = READY; +#ifdef __CMSIS_RTOS + rt_ret_val(p_TCB, 1); +#else + rt_ret_val(p_TCB, OS_R_SEM); +#endif + rt_put_prio (&os_rdy, p_TCB); + } + else { + /* Store token */ + p_CB->tokens++; + } +} + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.h b/vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.h new file mode 100644 index 000000000..876f93819 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Semaphore.h @@ -0,0 +1,46 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_SEMAPHORE.H + * Purpose: Implements binary and counting semaphores + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Functions */ +extern void rt_sem_init (OS_ID semaphore, U16 token_count); +extern OS_RESULT rt_sem_delete(OS_ID semaphore); +extern OS_RESULT rt_sem_send (OS_ID semaphore); +extern OS_RESULT rt_sem_wait (OS_ID semaphore, U16 timeout); +extern void isr_sem_send (OS_ID semaphore); +extern void rt_sem_psh (P_SCB p_CB); + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_System.c b/vendor/cmsis_rtos_rtx/SRC/rt_System.c new file mode 100644 index 000000000..8b3ae7085 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_System.c @@ -0,0 +1,312 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_SYSTEM.C + * Purpose: System Task Manager + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_Task.h" +#include "rt_System.h" +#include "rt_Event.h" +#include "rt_List.h" +#include "rt_Mailbox.h" +#include "rt_Semaphore.h" +#include "rt_Time.h" +#include "rt_Timer.h" +#include "rt_Robin.h" +#include "rt_HAL_CM.h" + +/*---------------------------------------------------------------------------- + * Global Variables + *---------------------------------------------------------------------------*/ + +int os_tick_irqn; + +/*---------------------------------------------------------------------------- + * Local Variables + *---------------------------------------------------------------------------*/ + +static volatile BIT os_lock; +static volatile BIT os_psh_flag; +static U8 pend_flags; + +/*---------------------------------------------------------------------------- + * Global Functions + *---------------------------------------------------------------------------*/ + +#if defined (__CC_ARM) +__asm void $$RTX$$version (void) { + /* Export a version number symbol for a version control. */ + + EXPORT __RL_RTX_VER + +__RL_RTX_VER EQU 0x450 +} +#endif + + +/*--------------------------- rt_suspend ------------------------------------*/ + +U32 rt_suspend (void) { + /* Suspend OS scheduler */ + U32 delta = 0xFFFF; + + rt_tsk_lock(); + + if (os_dly.p_dlnk) { + delta = os_dly.delta_time; + } +#ifndef __CMSIS_RTOS + if (os_tmr.next) { + if (os_tmr.tcnt < delta) delta = os_tmr.tcnt; + } +#endif + + return (delta); +} + + +/*--------------------------- rt_resume -------------------------------------*/ + +void rt_resume (U32 sleep_time) { + /* Resume OS scheduler after suspend */ + P_TCB next; + U32 delta; + + os_tsk.run->state = READY; + rt_put_rdy_first (os_tsk.run); + + os_robin.task = NULL; + + /* Update delays. */ + if (os_dly.p_dlnk) { + delta = sleep_time; + if (delta >= os_dly.delta_time) { + delta -= os_dly.delta_time; + os_time += os_dly.delta_time; + os_dly.delta_time = 1; + while (os_dly.p_dlnk) { + rt_dec_dly(); + if (delta == 0) break; + delta--; + os_time++; + } + } else { + os_time += delta; + os_dly.delta_time -= delta; + } + } else { + os_time += sleep_time; + } + +#ifndef __CMSIS_RTOS + /* Check the user timers. */ + if (os_tmr.next) { + delta = sleep_time; + if (delta >= os_tmr.tcnt) { + delta -= os_tmr.tcnt; + os_tmr.tcnt = 1; + while (os_tmr.next) { + rt_tmr_tick(); + if (delta == 0) break; + delta--; + } + } else { + os_tmr.tcnt -= delta; + } + } +#endif + + /* Switch back to highest ready task */ + next = rt_get_first (&os_rdy); + rt_switch_req (next); + + rt_tsk_unlock(); +} + + +/*--------------------------- rt_tsk_lock -----------------------------------*/ + +void rt_tsk_lock (void) { + /* Prevent task switching by locking out scheduler */ + if (os_tick_irqn < 0) { + OS_LOCK(); + os_lock = __TRUE; + OS_UNPEND (&pend_flags); + } else { + OS_X_LOCK(os_tick_irqn); + os_lock = __TRUE; + OS_X_UNPEND (&pend_flags); + } +} + + +/*--------------------------- rt_tsk_unlock ---------------------------------*/ + +void rt_tsk_unlock (void) { + /* Unlock scheduler and re-enable task switching */ + if (os_tick_irqn < 0) { + OS_UNLOCK(); + os_lock = __FALSE; + OS_PEND (pend_flags, os_psh_flag); + os_psh_flag = __FALSE; + } else { + OS_X_UNLOCK(os_tick_irqn); + os_lock = __FALSE; + OS_X_PEND (pend_flags, os_psh_flag); + os_psh_flag = __FALSE; + } +} + + +/*--------------------------- rt_psh_req ------------------------------------*/ + +void rt_psh_req (void) { + /* Initiate a post service handling request if required. */ + if (os_lock == __FALSE) { + OS_PEND_IRQ (); + } + else { + os_psh_flag = __TRUE; + } +} + + +/*--------------------------- rt_pop_req ------------------------------------*/ + +void rt_pop_req (void) { + /* Process an ISR post service requests. */ + struct OS_XCB *p_CB; + P_TCB next; + U32 idx; + + os_tsk.run->state = READY; + rt_put_rdy_first (os_tsk.run); + + idx = os_psq->last; + while (os_psq->count) { + p_CB = os_psq->q[idx].id; + if (p_CB->cb_type == TCB) { + /* Is of TCB type */ + rt_evt_psh ((P_TCB)p_CB, (U16)os_psq->q[idx].arg); + } + else if (p_CB->cb_type == MCB) { + /* Is of MCB type */ + rt_mbx_psh ((P_MCB)p_CB, (void *)os_psq->q[idx].arg); + } + else { + /* Must be of SCB type */ + rt_sem_psh ((P_SCB)p_CB); + } + if (++idx == os_psq->size) idx = 0; + rt_dec (&os_psq->count); + } + os_psq->last = idx; + + next = rt_get_first (&os_rdy); + rt_switch_req (next); +} + + +/*--------------------------- os_tick_init ----------------------------------*/ + +__weak int os_tick_init (void) { + /* Initialize SysTick timer as system tick timer. */ + rt_systick_init(); + return (-1); /* Return IRQ number of SysTick timer */ +} + +/*--------------------------- os_tick_val -----------------------------------*/ + +__weak U32 os_tick_val (void) { + /* Get SysTick timer current value (0 .. OS_TRV). */ + return rt_systick_val(); +} + +/*--------------------------- os_tick_ovf -----------------------------------*/ + +__weak U32 os_tick_ovf (void) { + /* Get SysTick timer overflow flag */ + return rt_systick_ovf(); +} + +/*--------------------------- os_tick_irqack --------------------------------*/ + +__weak void os_tick_irqack (void) { + /* Acknowledge timer interrupt. */ +} + + +/*--------------------------- rt_systick ------------------------------------*/ + +extern void sysTimerTick(void); + +void rt_systick (void) { + /* Check for system clock update, suspend running task. */ + P_TCB next; + + os_tsk.run->state = READY; + rt_put_rdy_first (os_tsk.run); + + /* Check Round Robin timeout. */ + rt_chk_robin (); + + /* Update delays. */ + os_time++; + rt_dec_dly (); + + /* Check the user timers. */ +#ifdef __CMSIS_RTOS + sysTimerTick(); +#else + rt_tmr_tick (); +#endif + + /* Switch back to highest ready task */ + next = rt_get_first (&os_rdy); + rt_switch_req (next); +} + +/*--------------------------- rt_stk_check ----------------------------------*/ + +__weak void rt_stk_check (void) { + /* Check for stack overflow. */ + if ((os_tsk.run->tsk_stack < (U32)os_tsk.run->stack) || + (os_tsk.run->stack[0] != MAGIC_WORD)) { + os_error (OS_ERR_STK_OVF); + } +} + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_System.h b/vendor/cmsis_rtos_rtx/SRC/rt_System.h new file mode 100644 index 000000000..9046eff70 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_System.h @@ -0,0 +1,52 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_SYSTEM.H + * Purpose: System Task Manager definitions + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Variables */ +#define os_psq ((P_PSQ)&os_fifo) +extern int os_tick_irqn; + +/* Functions */ +extern U32 rt_suspend (void); +extern void rt_resume (U32 sleep_time); +extern void rt_tsk_lock (void); +extern void rt_tsk_unlock (void); +extern void rt_psh_req (void); +extern void rt_pop_req (void); +extern void rt_systick (void); +extern void rt_stk_check (void); + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Task.c b/vendor/cmsis_rtos_rtx/SRC/rt_Task.c new file mode 100644 index 000000000..07cb952ed --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Task.c @@ -0,0 +1,368 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_TASK.C + * Purpose: Task functions and system start up. + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_System.h" +#include "rt_Task.h" +#include "rt_List.h" +#include "rt_MemBox.h" +#include "rt_Robin.h" +#include "rt_HAL_CM.h" + +/*---------------------------------------------------------------------------- + * Global Variables + *---------------------------------------------------------------------------*/ + +/* Running and next task info. */ +struct OS_TSK os_tsk; + +/* Task Control Blocks of idle demon */ +struct OS_TCB os_idle_TCB; + + +/*---------------------------------------------------------------------------- + * Local Functions + *---------------------------------------------------------------------------*/ + +static OS_TID rt_get_TID (void) { + U32 tid; + + for (tid = 1; tid <= os_maxtaskrun; tid++) { + if (os_active_TCB[tid-1] == NULL) { + return ((OS_TID)tid); + } + } + return (0); +} + + +/*--------------------------- rt_init_context -------------------------------*/ + +static void rt_init_context (P_TCB p_TCB, U8 priority, FUNCP task_body) { + /* Initialize general part of the Task Control Block. */ + p_TCB->cb_type = TCB; + p_TCB->state = READY; + p_TCB->prio = priority; + p_TCB->p_lnk = NULL; + p_TCB->p_rlnk = NULL; + p_TCB->p_dlnk = NULL; + p_TCB->p_blnk = NULL; + p_TCB->delta_time = 0; + p_TCB->interval_time = 0; + p_TCB->events = 0; + p_TCB->waits = 0; + p_TCB->stack_frame = 0; + + if (p_TCB->priv_stack == 0) { + /* Allocate the memory space for the stack. */ + p_TCB->stack = rt_alloc_box (mp_stk); + } + rt_init_stack (p_TCB, task_body); +} + + +/*--------------------------- rt_switch_req ---------------------------------*/ + +void rt_switch_req (P_TCB p_new) { + /* Switch to next task (identified by "p_new"). */ + os_tsk.new = p_new; + p_new->state = RUNNING; + DBG_TASK_SWITCH(p_new->task_id); +} + + +/*--------------------------- rt_dispatch -----------------------------------*/ + +void rt_dispatch (P_TCB next_TCB) { + /* Dispatch next task if any identified or dispatch highest ready task */ + /* "next_TCB" identifies a task to run or has value NULL (=no next task) */ + if (next_TCB == NULL) { + /* Running task was blocked: continue with highest ready task */ + next_TCB = rt_get_first (&os_rdy); + rt_switch_req (next_TCB); + } + else { + /* Check which task continues */ + if (next_TCB->prio > os_tsk.run->prio) { + /* preempt running task */ + rt_put_rdy_first (os_tsk.run); + os_tsk.run->state = READY; + rt_switch_req (next_TCB); + } + else { + /* put next task into ready list, no task switch takes place */ + next_TCB->state = READY; + rt_put_prio (&os_rdy, next_TCB); + } + } +} + + +/*--------------------------- rt_block --------------------------------------*/ + +void rt_block (U16 timeout, U8 block_state) { + /* Block running task and choose next ready task. */ + /* "timeout" sets a time-out value or is 0xffff (=no time-out). */ + /* "block_state" defines the appropriate task state */ + P_TCB next_TCB; + + if (timeout) { + if (timeout < 0xffff) { + rt_put_dly (os_tsk.run, timeout); + } + os_tsk.run->state = block_state; + next_TCB = rt_get_first (&os_rdy); + rt_switch_req (next_TCB); + } +} + + +/*--------------------------- rt_tsk_pass -----------------------------------*/ + +void rt_tsk_pass (void) { + /* Allow tasks of same priority level to run cooperatively.*/ + P_TCB p_new; + + p_new = rt_get_same_rdy_prio(); + if (p_new != NULL) { + rt_put_prio ((P_XCB)&os_rdy, os_tsk.run); + os_tsk.run->state = READY; + rt_switch_req (p_new); + } +} + + +/*--------------------------- rt_tsk_self -----------------------------------*/ + +OS_TID rt_tsk_self (void) { + /* Return own task identifier value. */ + if (os_tsk.run == NULL) { + return (0); + } + return (os_tsk.run->task_id); +} + + +/*--------------------------- rt_tsk_prio -----------------------------------*/ + +OS_RESULT rt_tsk_prio (OS_TID task_id, U8 new_prio) { + /* Change execution priority of a task to "new_prio". */ + P_TCB p_task; + + if (task_id == 0) { + /* Change execution priority of calling task. */ + os_tsk.run->prio = new_prio; +run:if (rt_rdy_prio() > new_prio) { + rt_put_prio (&os_rdy, os_tsk.run); + os_tsk.run->state = READY; + rt_dispatch (NULL); + } + return (OS_R_OK); + } + + /* Find the task in the "os_active_TCB" array. */ + if (task_id > os_maxtaskrun || os_active_TCB[task_id-1] == NULL) { + /* Task with "task_id" not found or not started. */ + return (OS_R_NOK); + } + p_task = os_active_TCB[task_id-1]; + p_task->prio = new_prio; + if (p_task == os_tsk.run) { + goto run; + } + rt_resort_prio (p_task); + if (p_task->state == READY) { + /* Task enqueued in a ready list. */ + p_task = rt_get_first (&os_rdy); + rt_dispatch (p_task); + } + return (OS_R_OK); +} + + +/*--------------------------- rt_tsk_create ---------------------------------*/ + +OS_TID rt_tsk_create (FUNCP task, U32 prio_stksz, void *stk, void *argv) { + /* Start a new task declared with "task". */ + P_TCB task_context; + U32 i; + + /* Priority 0 is reserved for idle task! */ + if ((prio_stksz & 0xFF) == 0) { + prio_stksz += 1; + } + task_context = rt_alloc_box (mp_tcb); + if (task_context == NULL) { + return (0); + } + /* If "size != 0" use a private user provided stack. */ + task_context->stack = stk; + task_context->priv_stack = prio_stksz >> 8; + /* Pass parameter 'argv' to 'rt_init_context' */ + task_context->msg = argv; + /* For 'size == 0' system allocates the user stack from the memory pool. */ + rt_init_context (task_context, prio_stksz & 0xFF, task); + + /* Find a free entry in 'os_active_TCB' table. */ + i = rt_get_TID (); + os_active_TCB[i-1] = task_context; + task_context->task_id = i; + DBG_TASK_NOTIFY(task_context, __TRUE); + rt_dispatch (task_context); + return ((OS_TID)i); +} + + +/*--------------------------- rt_tsk_delete ---------------------------------*/ + +OS_RESULT rt_tsk_delete (OS_TID task_id) { + /* Terminate the task identified with "task_id". */ + P_TCB task_context; + + if (task_id == 0 || task_id == os_tsk.run->task_id) { + /* Terminate itself. */ + os_tsk.run->state = INACTIVE; + os_tsk.run->tsk_stack = rt_get_PSP (); + rt_stk_check (); + os_active_TCB[os_tsk.run->task_id-1] = NULL; + rt_free_box (mp_stk, os_tsk.run->stack); + os_tsk.run->stack = NULL; + DBG_TASK_NOTIFY(os_tsk.run, __FALSE); + rt_free_box (mp_tcb, os_tsk.run); + os_tsk.run = NULL; + rt_dispatch (NULL); + /* The program should never come to this point. */ + } + else { + /* Find the task in the "os_active_TCB" array. */ + if (task_id > os_maxtaskrun || os_active_TCB[task_id-1] == NULL) { + /* Task with "task_id" not found or not started. */ + return (OS_R_NOK); + } + task_context = os_active_TCB[task_id-1]; + rt_rmv_list (task_context); + rt_rmv_dly (task_context); + os_active_TCB[task_id-1] = NULL; + rt_free_box (mp_stk, task_context->stack); + task_context->stack = NULL; + DBG_TASK_NOTIFY(task_context, __FALSE); + rt_free_box (mp_tcb, task_context); + } + return (OS_R_OK); +} + + +/*--------------------------- rt_sys_init -----------------------------------*/ + +#ifdef __CMSIS_RTOS +void rt_sys_init (void) { +#else +void rt_sys_init (FUNCP first_task, U32 prio_stksz, void *stk) { +#endif + /* Initialize system and start up task declared with "first_task". */ + U32 i; + + DBG_INIT(); + + /* Initialize dynamic memory and task TCB pointers to NULL. */ + for (i = 0; i < os_maxtaskrun; i++) { + os_active_TCB[i] = NULL; + } + rt_init_box (&mp_tcb, mp_tcb_size, sizeof(struct OS_TCB)); + rt_init_box (&mp_stk, mp_stk_size, BOX_ALIGN_8 | (U16)(os_stackinfo)); + rt_init_box ((U32 *)m_tmr, mp_tmr_size, sizeof(struct OS_TMR)); + + /* Set up TCB of idle demon */ + os_idle_TCB.task_id = 255; + os_idle_TCB.priv_stack = 0; + rt_init_context (&os_idle_TCB, 0, os_idle_demon); + + /* Set up ready list: initially empty */ + os_rdy.cb_type = HCB; + os_rdy.p_lnk = NULL; + /* Set up delay list: initially empty */ + os_dly.cb_type = HCB; + os_dly.p_dlnk = NULL; + os_dly.p_blnk = NULL; + os_dly.delta_time = 0; + + /* Fix SP and systemvariables to assume idle task is running */ + /* Transform main program into idle task by assuming idle TCB */ +#ifndef __CMSIS_RTOS + rt_set_PSP (os_idle_TCB.tsk_stack+32); +#endif + os_tsk.run = &os_idle_TCB; + os_tsk.run->state = RUNNING; + + /* Initialize ps queue */ + os_psq->first = 0; + os_psq->last = 0; + os_psq->size = os_fifo_size; + + rt_init_robin (); + + /* Intitialize SVC and PendSV */ + rt_svc_init (); + +#ifndef __CMSIS_RTOS + /* Intitialize and start system clock timer */ + os_tick_irqn = os_tick_init (); + if (os_tick_irqn >= 0) { + OS_X_INIT(os_tick_irqn); + } + + /* Start up first user task before entering the endless loop */ + rt_tsk_create (first_task, prio_stksz, stk, NULL); +#endif +} + + +/*--------------------------- rt_sys_start ----------------------------------*/ + +#ifdef __CMSIS_RTOS +void rt_sys_start (void) { + /* Start system */ + + /* Intitialize and start system clock timer */ + os_tick_irqn = os_tick_init (); + if (os_tick_irqn >= 0) { + OS_X_INIT(os_tick_irqn); + } +} +#endif + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Task.h b/vendor/cmsis_rtos_rtx/SRC/rt_Task.h new file mode 100644 index 000000000..4f9aafc09 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Task.h @@ -0,0 +1,87 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_TASK.H + * Purpose: Task functions and system start up. + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Definitions */ + +/* Values for 'state' */ +#define INACTIVE 0 +#define READY 1 +#define RUNNING 2 +#define WAIT_DLY 3 +#define WAIT_ITV 4 +#define WAIT_OR 5 +#define WAIT_AND 6 +#define WAIT_SEM 7 +#define WAIT_MBX 8 +#define WAIT_MUT 9 + +/* Return codes */ +#define OS_R_TMO 0x01 +#define OS_R_EVT 0x02 +#define OS_R_SEM 0x03 +#define OS_R_MBX 0x04 +#define OS_R_MUT 0x05 + +#define OS_R_OK 0x00 +#define OS_R_NOK 0xff + +/* Variables */ +extern struct OS_TSK os_tsk; +extern struct OS_TCB os_idle_TCB; + +/* Functions */ +extern void rt_switch_req (P_TCB p_new); +extern void rt_dispatch (P_TCB next_TCB); +extern void rt_block (U16 timeout, U8 block_state); +extern void rt_tsk_pass (void); +extern OS_TID rt_tsk_self (void); +extern OS_RESULT rt_tsk_prio (OS_TID task_id, U8 new_prio); +extern OS_TID rt_tsk_create (FUNCP task, U32 prio_stksz, void *stk, void *argv); +extern OS_RESULT rt_tsk_delete (OS_TID task_id); +#ifdef __CMSIS_RTOS +extern void rt_sys_init (void); +extern void rt_sys_start (void); +#else +extern void rt_sys_init (FUNCP first_task, U32 prio_stksz, void *stk); +#endif + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + + + + + + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Time.c b/vendor/cmsis_rtos_rtx/SRC/rt_Time.c new file mode 100644 index 000000000..a45c0698c --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Time.c @@ -0,0 +1,94 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_TIME.C + * Purpose: Delay and interval wait functions + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_Task.h" +#include "rt_Time.h" + +/*---------------------------------------------------------------------------- + * Global Variables + *---------------------------------------------------------------------------*/ + +/* Free running system tick counter */ +U32 os_time; + + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + + +/*--------------------------- rt_time_get -----------------------------------*/ + +U32 rt_time_get (void) { + /* Get system time tick */ + return (os_time); +} + + +/*--------------------------- rt_dly_wait -----------------------------------*/ + +void rt_dly_wait (U16 delay_time) { + /* Delay task by "delay_time" */ + rt_block (delay_time, WAIT_DLY); +} + + +/*--------------------------- rt_itv_set ------------------------------------*/ + +void rt_itv_set (U16 interval_time) { + /* Set interval length and define start of first interval */ + os_tsk.run->interval_time = interval_time; + os_tsk.run->delta_time = interval_time + (U16)os_time; +} + + +/*--------------------------- rt_itv_wait -----------------------------------*/ + +void rt_itv_wait (void) { + /* Wait for interval end and define start of next one */ + U16 delta; + + delta = os_tsk.run->delta_time - (U16)os_time; + os_tsk.run->delta_time += os_tsk.run->interval_time; + if ((delta & 0x8000) == 0) { + rt_block (delta, WAIT_ITV); + } +} + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Time.h b/vendor/cmsis_rtos_rtx/SRC/rt_Time.h new file mode 100644 index 000000000..65b6953c9 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Time.h @@ -0,0 +1,47 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_TIME.H + * Purpose: Delay and interval wait functions definitions + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Variables */ +extern U32 os_time; + +/* Functions */ +extern U32 rt_time_get (void); +extern void rt_dly_wait (U16 delay_time); +extern void rt_itv_set (U16 interval_time); +extern void rt_itv_wait (void); + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Timer.c b/vendor/cmsis_rtos_rtx/SRC/rt_Timer.c new file mode 100644 index 000000000..f878cbcc2 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Timer.c @@ -0,0 +1,129 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_TIMER.C + * Purpose: User timer functions + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +#include "rt_TypeDef.h" +#include "RTX_Config.h" +#include "rt_Timer.h" +#include "rt_MemBox.h" + + +/*---------------------------------------------------------------------------- + * Global Variables + *---------------------------------------------------------------------------*/ + +/* User Timer list pointer */ +struct OS_XTMR os_tmr; + +/*---------------------------------------------------------------------------- + * Functions + *---------------------------------------------------------------------------*/ + +/*--------------------------- rt_tmr_tick -----------------------------------*/ + +void rt_tmr_tick (void) { + /* Decrement delta count of timer list head. Timers having the value of */ + /* zero are removed from the list and the callback function is called. */ + P_TMR p; + + if (os_tmr.next == NULL) { + return; + } + os_tmr.tcnt--; + while (os_tmr.tcnt == 0 && (p = os_tmr.next) != NULL) { + /* Call a user provided function to handle an elapsed timer */ + os_tmr_call (p->info); + os_tmr.tcnt = p->tcnt; + os_tmr.next = p->next; + rt_free_box ((U32 *)m_tmr, p); + } +} + +/*--------------------------- rt_tmr_create ---------------------------------*/ + +OS_ID rt_tmr_create (U16 tcnt, U16 info) { + /* Create an user timer and put it into the chained timer list using */ + /* a timeout count value of "tcnt". User parameter "info" is used as a */ + /* parameter for the user provided callback function "os_tmr_call ()". */ + P_TMR p_tmr, p; + U32 delta,itcnt = tcnt; + + if (tcnt == 0 || m_tmr == NULL) { + return (NULL); + } + p_tmr = rt_alloc_box ((U32 *)m_tmr); + if (!p_tmr) { + return (NULL); + } + p_tmr->info = info; + p = (P_TMR)&os_tmr; + delta = p->tcnt; + while (delta < itcnt && p->next != NULL) { + p = p->next; + delta += p->tcnt; + } + /* Right place found, insert timer into the list */ + p_tmr->next = p->next; + p_tmr->tcnt = (U16)(delta - itcnt); + p->next = p_tmr; + p->tcnt -= p_tmr->tcnt; + return (p_tmr); +} + +/*--------------------------- rt_tmr_kill -----------------------------------*/ + +OS_ID rt_tmr_kill (OS_ID timer) { + /* Remove user timer from the chained timer list. */ + P_TMR p, p_tmr; + + p_tmr = (P_TMR)timer; + p = (P_TMR)&os_tmr; + /* Search timer list for requested timer */ + while (p->next != p_tmr) { + if (p->next == NULL) { + /* Failed, "timer" is not in the timer list */ + return (p_tmr); + } + p = p->next; + } + /* Timer was found, remove it from the list */ + p->next = p_tmr->next; + p->tcnt += p_tmr->tcnt; + rt_free_box ((U32 *)m_tmr, p_tmr); + /* Timer killed */ + return (NULL); +} + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_Timer.h b/vendor/cmsis_rtos_rtx/SRC/rt_Timer.h new file mode 100644 index 000000000..55f5605c5 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_Timer.h @@ -0,0 +1,46 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_TIMER.H + * Purpose: User timer functions + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Variables */ +extern struct OS_XTMR os_tmr; + +/* Functions */ +extern void rt_tmr_tick (void); +extern OS_ID rt_tmr_create (U16 tcnt, U16 info); +extern OS_ID rt_tmr_kill (OS_ID timer); + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ + diff --git a/vendor/cmsis_rtos_rtx/SRC/rt_TypeDef.h b/vendor/cmsis_rtos_rtx/SRC/rt_TypeDef.h new file mode 100644 index 000000000..086c82b95 --- /dev/null +++ b/vendor/cmsis_rtos_rtx/SRC/rt_TypeDef.h @@ -0,0 +1,166 @@ +/*---------------------------------------------------------------------------- + * RL-ARM - RTX + *---------------------------------------------------------------------------- + * Name: RT_TYPEDEF.H + * Purpose: Type Definitions + * Rev.: V4.70 + *---------------------------------------------------------------------------- + * + * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + *---------------------------------------------------------------------------*/ + +/* Types */ +typedef char S8; +typedef unsigned char U8; +typedef short S16; +typedef unsigned short U16; +typedef int S32; +typedef unsigned int U32; +typedef long long S64; +typedef unsigned long long U64; +typedef unsigned char BIT; +typedef unsigned int BOOL; +typedef void (*FUNCP)(void); + +typedef U32 OS_TID; +typedef void *OS_ID; +typedef U32 OS_RESULT; + +typedef struct OS_TCB { + /* General part: identical for all implementations. */ + U8 cb_type; /* Control Block Type */ + U8 state; /* Task state */ + U8 prio; /* Execution priority */ + U8 task_id; /* Task ID value for optimized TCB access */ + struct OS_TCB *p_lnk; /* Link pointer for ready/sem. wait list */ + struct OS_TCB *p_rlnk; /* Link pointer for sem./mbx lst backwards */ + struct OS_TCB *p_dlnk; /* Link pointer for delay list */ + struct OS_TCB *p_blnk; /* Link pointer for delay list backwards */ + U16 delta_time; /* Time until time out */ + U16 interval_time; /* Time interval for periodic waits */ + U16 events; /* Event flags */ + U16 waits; /* Wait flags */ + void **msg; /* Direct message passing when task waits */ + + /* Hardware dependant part: specific for CM processor */ + U8 stack_frame; /* Stack frame: 0=Basic, 1=Extended */ + U8 reserved; + U16 priv_stack; /* Private stack size, 0= system assigned */ + U32 tsk_stack; /* Current task Stack pointer (R13) */ + U32 *stack; /* Pointer to Task Stack memory block */ + + /* Task entry point used for uVision debugger */ + FUNCP ptask; /* Task entry address */ +} *P_TCB; +#define TCB_STACKF 32 /* 'stack_frame' offset */ +#define TCB_TSTACK 36 /* 'tsk_stack' offset */ + +typedef struct OS_PSFE { /* Post Service Fifo Entry */ + void *id; /* Object Identification */ + U32 arg; /* Object Argument */ +} *P_PSFE; + +typedef struct OS_PSQ { /* Post Service Queue */ + U8 first; /* FIFO Head Index */ + U8 last; /* FIFO Tail Index */ + U8 count; /* Number of stored items in FIFO */ + U8 size; /* FIFO Size */ + struct OS_PSFE q[1]; /* FIFO Content */ +} *P_PSQ; + +typedef struct OS_TSK { + P_TCB run; /* Current running task */ + P_TCB new; /* Scheduled task to run */ +} *P_TSK; + +typedef struct OS_ROBIN { /* Round Robin Control */ + P_TCB task; /* Round Robin task */ + U16 time; /* Round Robin switch time */ + U16 tout; /* Round Robin timeout */ +} *P_ROBIN; + +typedef struct OS_XCB { + U8 cb_type; /* Control Block Type */ + struct OS_TCB *p_lnk; /* Link pointer for ready/sem. wait list */ + struct OS_TCB *p_rlnk; /* Link pointer for sem./mbx lst backwards */ + struct OS_TCB *p_dlnk; /* Link pointer for delay list */ + struct OS_TCB *p_blnk; /* Link pointer for delay list backwards */ + U16 delta_time; /* Time until time out */ +} *P_XCB; + +typedef struct OS_MCB { + U8 cb_type; /* Control Block Type */ + U8 state; /* State flag variable */ + U8 isr_st; /* State flag variable for isr functions */ + struct OS_TCB *p_lnk; /* Chain of tasks waiting for message */ + U16 first; /* Index of the message list begin */ + U16 last; /* Index of the message list end */ + U16 count; /* Actual number of stored messages */ + U16 size; /* Maximum number of stored messages */ + void *msg[1]; /* FIFO for Message pointers 1st element */ +} *P_MCB; + +typedef struct OS_SCB { + U8 cb_type; /* Control Block Type */ + U8 mask; /* Semaphore token mask */ + U16 tokens; /* Semaphore tokens */ + struct OS_TCB *p_lnk; /* Chain of tasks waiting for tokens */ +} *P_SCB; + +typedef struct OS_MUCB { + U8 cb_type; /* Control Block Type */ + U8 prio; /* Owner task default priority */ + U16 level; /* Call nesting level */ + struct OS_TCB *p_lnk; /* Chain of tasks waiting for mutex */ + struct OS_TCB *owner; /* Mutex owner task */ +} *P_MUCB; + +typedef struct OS_XTMR { + struct OS_TMR *next; + U16 tcnt; +} *P_XTMR; + +typedef struct OS_TMR { + struct OS_TMR *next; /* Link pointer to Next timer */ + U16 tcnt; /* Timer delay count */ + U16 info; /* User defined call info */ +} *P_TMR; + +typedef struct OS_BM { + void *free; /* Pointer to first free memory block */ + void *end; /* Pointer to memory block end */ + U32 blk_size; /* Memory block size */ +} *P_BM; + +/* Definitions */ +#define __TRUE 1 +#define __FALSE 0 +#define NULL ((void *) 0) + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/ +