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Add support for Keil RTX4 OS abstraction layer
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@ -57,6 +57,8 @@ typedef void (*osal_task_func_t)( void * );
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#include "osal_pico.h"
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#elif CFG_TUSB_OS == OPT_OS_RTTHREAD
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#include "osal_rtthread.h"
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#elif CFG_TUSB_OS == OPT_OS_RTX4
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#include "osal_rtx4.h"
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#elif CFG_TUSB_OS == OPT_OS_CUSTOM
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#include "tusb_os_custom.h" // implemented by application
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#else
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169
src/osal/osal_rtx4.h
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169
src/osal/osal_rtx4.h
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@ -0,0 +1,169 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* This file is part of the TinyUSB stack.
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*/
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#ifndef _TUSB_OSAL_RTX4_H_
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#define _TUSB_OSAL_RTX4_H_
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#include <rtl.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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//--------------------------------------------------------------------+
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// TASK API
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//--------------------------------------------------------------------+
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static inline void osal_task_delay(uint32_t msec)
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{
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uint16_t hi = msec >> 16;
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uint16_t lo = msec;
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while (hi--) {
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os_dly_wait(0xFFFE);
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}
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os_dly_wait(lo);
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}
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static inline uint16_t msec2wait(uint32_t msec) {
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if (msec == OSAL_TIMEOUT_WAIT_FOREVER)
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return 0xFFFF;
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else if (msec >= 0xFFFE)
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return 0xFFFE;
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else
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return msec;
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}
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//--------------------------------------------------------------------+
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// Semaphore API
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//--------------------------------------------------------------------+
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typedef OS_SEM osal_semaphore_def_t;
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typedef OS_ID osal_semaphore_t;
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static inline OS_ID osal_semaphore_create(osal_semaphore_def_t* semdef) {
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os_sem_init(semdef, 0);
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return semdef;
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}
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static inline bool osal_semaphore_post(osal_semaphore_t sem_hdl, bool in_isr) {
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if ( !in_isr ) {
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os_sem_send(sem_hdl);
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} else {
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isr_sem_send(sem_hdl);
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}
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return true;
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}
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static inline bool osal_semaphore_wait (osal_semaphore_t sem_hdl, uint32_t msec) {
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return os_sem_wait(sem_hdl, msec2wait(msec)) != OS_R_TMO;
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}
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static inline void osal_semaphore_reset(osal_semaphore_t const sem_hdl) {
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// TODO: implement
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}
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//--------------------------------------------------------------------+
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// MUTEX API (priority inheritance)
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//--------------------------------------------------------------------+
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typedef OS_MUT osal_mutex_def_t;
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typedef OS_ID osal_mutex_t;
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static inline osal_mutex_t osal_mutex_create(osal_mutex_def_t* mdef)
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{
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os_mut_init(mdef);
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return mdef;
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}
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static inline bool osal_mutex_lock (osal_mutex_t mutex_hdl, uint32_t msec)
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{
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return os_mut_wait(mutex_hdl, msec2wait(msec)) != OS_R_TMO;
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}
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static inline bool osal_mutex_unlock(osal_mutex_t mutex_hdl)
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{
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return os_mut_release(mutex_hdl) == OS_R_OK;
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}
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//--------------------------------------------------------------------+
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// QUEUE API
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//--------------------------------------------------------------------+
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// role device/host is used by OS NONE for mutex (disable usb isr) only
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#define OSAL_QUEUE_DEF(_role, _name, _depth, _type) \
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os_mbx_declare(_name##__mbox, _depth); \
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_declare_box(_name##__pool, sizeof(_type), _depth); \
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osal_queue_def_t _name = { .depth = _depth, .item_sz = sizeof(_type), .pool = _name##__pool, .mbox = _name##__mbox };
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typedef struct
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{
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uint16_t depth;
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uint16_t item_sz;
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U32* pool;
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U32* mbox;
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}osal_queue_def_t;
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typedef osal_queue_def_t* osal_queue_t;
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static inline osal_queue_t osal_queue_create(osal_queue_def_t* qdef)
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{
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os_mbx_init(qdef->mbox, (qdef->depth + 4) * 4);
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_init_box(qdef->pool, ((qdef->item_sz+3)/4)*(qdef->depth) + 3, qdef->item_sz);
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return qdef;
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}
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static inline bool osal_queue_receive(osal_queue_t qhdl, void* data)
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{
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void* buf;
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os_mbx_wait(qhdl->mbox, &buf, 0xFFFF);
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memcpy(data, buf, qhdl->item_sz);
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_free_box(qhdl->pool, buf);
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return true;
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}
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static inline bool osal_queue_send(osal_queue_t qhdl, void const * data, bool in_isr)
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{
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void* buf = _alloc_box(qhdl->pool);
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memcpy(buf, data, qhdl->item_sz);
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if ( !in_isr )
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{
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os_mbx_send(qhdl->mbox, buf, 0xFFFF);
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}
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else
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{
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isr_mbx_send(qhdl->mbox, buf);
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}
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return true;
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}
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static inline bool osal_queue_empty(osal_queue_t qhdl)
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{
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return os_mbx_check(qhdl->mbox) == qhdl->depth;
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _TUSB_OSAL_FREERTOS_H_ */
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#define OPT_OS_CUSTOM 4 ///< Custom OS is implemented by application
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#define OPT_OS_PICO 5 ///< Raspberry Pi Pico SDK
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#define OPT_OS_RTTHREAD 6 ///< RT-Thread
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#define OPT_OS_RTX4 7 ///< Keil RTX 4
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// Allow to use command line to change the config name/location
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#ifdef CFG_TUSB_CONFIG_FILE
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