btstack/port/msp432p401lp-cc256x/startup_msp432p401r_gcc.c
2020-12-30 23:41:42 +01:00

262 lines
13 KiB
C

/*
* -------------------------------------------
* MSP432 DriverLib - v3_10_00_09
* -------------------------------------------
*
* --COPYRIGHT--,BSD,BSD
* Copyright (c) 2014, Texas Instruments Incorporated
* 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 Texas Instruments Incorporated 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 THE COPYRIGHT OWNER OR
* 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.
* --/COPYRIGHT--*/
//*****************************************************************************
//
// Copyright (C) 2012 - 2015 Texas Instruments Incorporated - http://www.ti.com/
//
// 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 Texas Instruments Incorporated 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 THE COPYRIGHT
// OWNER OR 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.
//
// MSP432 Family Interrupt Vector Table for GCC
//
//****************************************************************************
#include <stdint.h>
/* Forward declaration of the default fault handlers. */
void resetISR(void);
static void nmiISR(void);
static void faultISR(void);
static void defaultISR(void);
#ifndef HWREG
#define HWREG(x) (*((volatile uint32_t *)(x)))
#endif
/* system initialization funtion */
extern void SystemInit(void);
/* Entry point for the application. */
extern int main(void);
/* External declarations for the interrupt handlers used by the application. */
/* To be added by the user */
extern void EUSCIA2_IRQHandler(void);
extern void DMA_INT1_IRQHandler(void);
extern void DMA_INT2_IRQHandler(void);
/* To be added by the user */
extern void SysTick_Handler(void);
/* Interrupt vector table. Note that the proper constructs must be placed on this to */
/* ensure that it ends up at physical address 0x0000.0000 or at the start of */
/* the program if located at a start address other than 0. */
void (* const interruptVectors[])(void) __attribute__ ((section (".intvecs"))) =
{
(void (*)(void))((uint32_t)0x20010000),
/* The initial stack pointer */
resetISR, /* The reset handler */
nmiISR, /* The NMI handler */
faultISR, /* The hard fault handler */
defaultISR, /* The MPU fault handler */
defaultISR, /* The bus fault handler */
defaultISR, /* The usage fault handler */
0, /* Reserved */
0, /* Reserved */
0, /* Reserved */
0, /* Reserved */
defaultISR, /* SVCall handler */
defaultISR, /* Debug monitor handler */
0, /* Reserved */
defaultISR, /* The PendSV handler */
SysTick_Handler, /* The SysTick handler */
defaultISR, /* PSS ISR */
defaultISR, /* CS ISR */
defaultISR, /* PCM ISR */
defaultISR, /* WDT ISR */
defaultISR, /* FPU ISR */
defaultISR, /* FLCTL ISR */
defaultISR, /* COMP0 ISR */
defaultISR, /* COMP1 ISR */
defaultISR, /* TA0_0 ISR */
defaultISR, /* TA0_N ISR */
defaultISR, /* TA1_0 ISR */
defaultISR, /* TA1_N ISR */
defaultISR, /* TA2_0 ISR */
defaultISR, /* TA2_N ISR */
defaultISR, /* TA3_0 ISR */
defaultISR, /* TA3_N ISR */
defaultISR, /* EUSCIA0 ISR */
defaultISR, /* EUSCIA1 ISR */
defaultISR, /* EUSCIA2 ISR */
defaultISR, /* EUSCIA3 ISR */
defaultISR, /* EUSCIB0 ISR */
defaultISR, /* EUSCIB1 ISR */
defaultISR, /* EUSCIB2 ISR */
defaultISR, /* EUSCIB3 ISR */
defaultISR, /* ADC14 ISR */
defaultISR, /* T32_INT1 ISR */
defaultISR, /* T32_INT2 ISR */
defaultISR, /* T32_INTC ISR */
defaultISR, /* AES ISR */
defaultISR, /* RTC ISR */
defaultISR, /* DMA_ERR ISR */
defaultISR, /* DMA_INT3 ISR */
DMA_INT2_IRQHandler, /* DMA_INT2 ISR */
DMA_INT1_IRQHandler, /* DMA_INT1 ISR */
defaultISR, /* DMA_INT0 ISR */
defaultISR, /* PORT1 ISR */
defaultISR, /* PORT2 ISR */
defaultISR, /* PORT3 ISR */
defaultISR, /* PORT4 ISR */
defaultISR, /* PORT5 ISR */
defaultISR, /* PORT6 ISR */
defaultISR, /* Reserved 41 */
defaultISR, /* Reserved 42 */
defaultISR, /* Reserved 43 */
defaultISR, /* Reserved 44 */
defaultISR, /* Reserved 45 */
defaultISR, /* Reserved 46 */
defaultISR, /* Reserved 47 */
defaultISR, /* Reserved 48 */
defaultISR, /* Reserved 49 */
defaultISR, /* Reserved 50 */
defaultISR, /* Reserved 51 */
defaultISR, /* Reserved 52 */
defaultISR, /* Reserved 53 */
defaultISR, /* Reserved 54 */
defaultISR, /* Reserved 55 */
defaultISR, /* Reserved 56 */
defaultISR, /* Reserved 57 */
defaultISR, /* Reserved 58 */
defaultISR, /* Reserved 59 */
defaultISR, /* Reserved 60 */
defaultISR, /* Reserved 61 */
defaultISR, /* Reserved 62 */
defaultISR /* Reserved 63 */
};
/* This is the code that gets called when the processor first starts execution */
/* following a reset event. Only the absolutely necessary set is performed, */
/* after which the application supplied entry() routine is called. Any fancy */
/* actions (such as making decisions based on the reset cause register, and */
/* resetting the bits in that register) are left solely in the hands of the */
/* application. */
extern uint32_t __data_load__;
extern uint32_t __data_start__;
extern uint32_t __data_end__;
void resetISR(void)
{
/* Copy the data segment initializers from flash to SRAM. */
uint32_t *pui32Src, *pui32Dest;
pui32Src = &__data_load__;
for(pui32Dest = &__data_start__; pui32Dest < &__data_end__; )
{
*pui32Dest++ = *pui32Src++;
}
/* Zero fill the bss segment. */
__asm(" ldr r0, =__bss_start__\n"
" ldr r1, =__bss_end__\n"
" mov r2, #0\n"
" .thumb_func\n"
"zero_loop:\n"
" cmp r0, r1\n"
" it lt\n"
" strlt r2, [r0], #4\n"
" blt zero_loop");
/* Call system initialization routine */
SystemInit();
/* Call the application's entry point. */
main();
}
/* This is the code that gets called when the processor receives a NMI. This */
/* simply enters an infinite loop, preserving the system state for examination */
/* by a debugger. */
static void nmiISR(void)
{
/* Enter an infinite loop. */
while(1)
{
}
}
/* This is the code that gets called when the processor receives a fault */
/* interrupt. This simply enters an infinite loop, preserving the system state */
/* for examination by a debugger. */
static void faultISR(void)
{
/* Enter an infinite loop. */
while(1)
{
}
}
/* This is the code that gets called when the processor receives an unexpected */
/* interrupt. This simply enters an infinite loop, preserving the system state */
/* for examination by a debugger. */
static void defaultISR(void)
{
/* Enter an infinite loop. */
while(1)
{
}
}