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> Исключения или нет STM32F4?
Zol'berg
сообщение May 22 2013, 13:02
Сообщение #1


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Всем привет, занимаюсь освоением FFT на STM32F4 в CooCox, кое как собрал проект из "CMSIS STM32F4 DSP and standard peripherals library" , вроде компилятор не ругается, но вот беда, при вызове функции "arm_radix4_butterfly_f32" в файле "arm_cfft_radix4_f32.c", а если её закомментить , то в другой ф-ии влетаю в, если я правильно понял "системное исключение" и зависаю в цикле:
Код
static void Default_Handler(void)
{
    /* Go into an infinite loop. */
    while (1)
    {
    }
}

В файле startup_stm32f4xx.c.
Где или в каком регистре отображается причина происходящего,"статус ядра", может в "xpsr"?
Как насчет регистров группы DBG (отладчика)?
Значения передаваемые в Ф-ию проверял, кажись норм! crying.gif
Что делать?? help.gif

startup_stm32f4xx.c:

CODE
/*----------Stack Configuration-----------------------------------------------*/
#define STACK_SIZE 0x00000200 /*!< Stack size (in Words) */
__attribute__ ((section(".co_stack")))
unsigned long pulStack[STACK_SIZE];


/*----------Macro definition--------------------------------------------------*/
#define WEAK __attribute__ ((weak))



/*----------Declaration of the default fault handlers-------------------------*/
/* System exception vector handler */
void WEAK Reset_Handler(void);
void WEAK NMI_Handler(void);
void WEAK HardFault_Handler(void);
void WEAK MemManage_Handler(void);
void WEAK BusFault_Handler(void);
void WEAK UsageFault_Handler(void);
void WEAK SVC_Handler(void);
void WEAK DebugMon_Handler(void);
void WEAK PendSV_Handler(void);
void WEAK SysTick_Handler(void);

void WEAK WWDG_IRQHandler(void);
void WEAK PVD_IRQHandler(void);
void WEAK TAMP_STAMP_IRQHandler(void);
void WEAK RTC_WKUP_IRQHandler(void);
void WEAK FLASH_IRQHandler(void);
void WEAK RCC_IRQHandler(void);
void WEAK EXTI0_IRQHandler(void);
void WEAK EXTI1_IRQHandler(void);
void WEAK EXTI2_IRQHandler(void);
void WEAK EXTI3_IRQHandler(void);
void WEAK EXTI4_IRQHandler(void);
void WEAK DMA1_Stream0_IRQHandler(void);
void WEAK DMA1_Stream1_IRQHandler(void);
void WEAK DMA1_Stream2_IRQHandler(void);
void WEAK DMA1_Stream3_IRQHandler(void);
void WEAK DMA1_Stream4_IRQHandler(void);
void WEAK DMA1_Stream5_IRQHandler(void);
void WEAK DMA1_Stream6_IRQHandler(void);
void WEAK ADC_IRQHandler(void);
void WEAK CAN1_TX_IRQHandler(void);
void WEAK CAN1_RX0_IRQHandler(void);
void WEAK CAN1_RX1_IRQHandler(void);
void WEAK CAN1_SCE_IRQHandler(void);
void WEAK EXTI9_5_IRQHandler(void);
void WEAK TIM1_BRK_TIM9_IRQHandler(void);
void WEAK TIM1_UP_TIM10_IRQHandler(void);
void WEAK TIM1_TRG_COM_TIM11_IRQHandler(void);
void WEAK TIM1_CC_IRQHandler(void);
void WEAK TIM2_IRQHandler(void);
void WEAK TIM3_IRQHandler(void);
void WEAK TIM4_IRQHandler(void);
void WEAK I2C1_EV_IRQHandler(void);
void WEAK I2C1_ER_IRQHandler(void);
void WEAK I2C2_EV_IRQHandler(void);
void WEAK I2C2_ER_IRQHandler(void);
void WEAK SPI1_IRQHandler(void);
void WEAK SPI2_IRQHandler(void);
void WEAK USART1_IRQHandler(void);
void WEAK USART2_IRQHandler(void);
void WEAK USART3_IRQHandler(void);
void WEAK EXTI15_10_IRQHandler(void);
void WEAK RTC_Alarm_IRQHandler(void);
void WEAK OTG_FS_WKUP_IRQHandler(void);
void WEAK TIM8_BRK_TIM12_IRQHandler(void);
void WEAK TIM8_UP_TIM13_IRQHandler(void);
void WEAK TIM8_TRG_COM_TIM14_IRQHandler(void);
void WEAK TIM8_CC_IRQHandler(void);
void WEAK DMA1_Stream7_IRQHandler(void);
void WEAK FSMC_IRQHandler(void);
void WEAK SDIO_IRQHandler(void);
void WEAK TIM5_IRQHandler(void);
void WEAK SPI3_IRQHandler(void);
void WEAK UART4_IRQHandler(void);
void WEAK UART5_IRQHandler(void);
void WEAK TIM6_DAC_IRQHandler(void);
void WEAK TIM7_IRQHandler(void);
void WEAK DMA2_Stream0_IRQHandler(void);
void WEAK DMA2_Stream1_IRQHandler(void);
void WEAK DMA2_Stream2_IRQHandler(void);
void WEAK DMA2_Stream3_IRQHandler(void);
void WEAK DMA2_Stream4_IRQHandler(void);
void WEAK ETH_IRQHandler(void);
void WEAK ETH_WKUP_IRQHandler(void);
void WEAK CAN2_TX_IRQHandler(void);
void WEAK CAN2_RX0_IRQHandler(void);
void WEAK CAN2_RX1_IRQHandler(void);
void WEAK CAN2_SCE_IRQHandler(void);
void WEAK OTG_FS_IRQHandler(void);
void WEAK DMA2_Stream5_IRQHandler(void);
void WEAK DMA2_Stream6_IRQHandler(void);
void WEAK DMA2_Stream7_IRQHandler(void);
void WEAK USART6_IRQHandler(void);
void WEAK I2C3_EV_IRQHandler(void);
void WEAK I2C3_ER_IRQHandler(void);
void WEAK OTG_HS_EP1_OUT_IRQHandler(void);
void WEAK OTG_HS_EP1_IN_IRQHandler(void);
void WEAK OTG_HS_WKUP_IRQHandler(void);
void WEAK OTG_HS_IRQHandler(void);
void WEAK DCMI_IRQHandler(void);
void WEAK CRYP_IRQHandler(void);
void WEAK HASH_RNG_IRQHandler(void);
void WEAK FPU_IRQHandler(void);

/*----------Symbols defined in linker script----------------------------------*/
extern unsigned long _sidata; /*!< Start address for the initialization
values of the .data section. */
extern unsigned long _sdata; /*!< Start address for the .data section */
extern unsigned long _edata; /*!< End address for the .data section */
extern unsigned long _sbss; /*!< Start address for the .bss section */
extern unsigned long _ebss; /*!< End address for the .bss section */
extern void _eram; /*!< End address for ram */


/*----------Function prototypes-----------------------------------------------*/
extern int main(void); /*!< The entry point for the application. */
//extern void SystemInit(void); /*!< Setup the microcontroller system(CMSIS) */
void Default_Reset_Handler(void); /*!< Default reset handler */
static void Default_Handler(void); /*!< Default exception handler */


/**
*@brief The minimal vector table for a Cortex M3. Note that the proper constructs
* must be placed on this to ensure that it ends up at physical address
* 0x00000000.
*/
__attribute__ ((section(".isr_vector")))
void (* const g_pfnVectors[])(void) =
{
/*----------Core Exceptions------------------------------------------------ */
(void *)&pulStack[STACK_SIZE-1], /*!< The initial stack pointer */
Reset_Handler, /*!< Reset Handler */
NMI_Handler, /*!< NMI Handler */
HardFault_Handler, /*!< Hard Fault Handler */
MemManage_Handler, /*!< MPU Fault Handler */
BusFault_Handler, /*!< Bus Fault Handler */
UsageFault_Handler, /*!< Usage Fault Handler */
0,0,0,0, /*!< Reserved */
SVC_Handler, /*!< SVCall Handler */
DebugMon_Handler, /*!< Debug Monitor Handler */
0, /*!< Reserved */
PendSV_Handler, /*!< PendSV Handler */
SysTick_Handler, /*!< SysTick Handler */

/*----------External Exceptions---------------------------------------------*/
WWDG_IRQHandler, /*!< 0: Window WatchDog */
PVD_IRQHandler, /*!< 1: PVD through EXTI Line detection */
TAMP_STAMP_IRQHandler, /*!< 2: Tamper and TimeStamps through the EXTI line*/
RTC_WKUP_IRQHandler, /*!< 3: RTC Wakeup through the EXTI line */
FLASH_IRQHandler, /*!< 4: FLASH */
RCC_IRQHandler , /*!< 5: RCC */
EXTI0_IRQHandler, /*!< 6: EXTI Line0 */
EXTI1_IRQHandler, /*!< 7: EXTI Line1 */
EXTI2_IRQHandler, /*!< 8: EXTI Line2 */
EXTI3_IRQHandler, /*!< 9: EXTI Line3 */
EXTI4_IRQHandler, /*!< 10: EXTI Line4 */
DMA1_Stream0_IRQHandler, /*!< 11: DMA1 Stream 0 */
DMA1_Stream1_IRQHandler, /*!< 12: DMA1 Stream 1 */
DMA1_Stream2_IRQHandler, /*!< 13: DMA1 Stream 2 */
DMA1_Stream3_IRQHandler, /*!< 14: DMA1 Stream 3 */
DMA1_Stream4_IRQHandler, /*!< 15: DMA1 Stream 4 */
DMA1_Stream5_IRQHandler, /*!< 16: DMA1 Stream 5 */
DMA1_Stream6_IRQHandler, /*!< 17: DMA1 Stream 6 */
ADC_IRQHandler, /*!< 18: ADC1, ADC2 and ADC3s */
CAN1_TX_IRQHandler, /*!< 19: CAN1 TX */
CAN1_RX0_IRQHandler, /*!< 20: CAN1 RX0 */
CAN1_RX1_IRQHandler, /*!< 21: CAN1 RX1 */
CAN1_SCE_IRQHandler, /*!< 22: CAN1 SCE */
EXTI9_5_IRQHandler, /*!< 23: External Line[9:5]s */
TIM1_BRK_TIM9_IRQHandler, /*!< 24: TIM1 Break and TIM9 */
TIM1_UP_TIM10_IRQHandler, /*!< 25: TIM1 Update and TIM10 */
TIM1_TRG_COM_TIM11_IRQHandler,/*!< 26: TIM1 Trigger and Commutation and TIM11*/
TIM1_CC_IRQHandler, /*!< 27: TIM1 Capture Compare */
TIM2_IRQHandler, /*!< 28: TIM2 */
TIM3_IRQHandler, /*!< 29: TIM3 */
TIM4_IRQHandler, /*!< 30: TIM4 */
I2C1_EV_IRQHandler, /*!< 31: I2C1 Event */
I2C1_ER_IRQHandler, /*!< 32: I2C1 Error */
I2C2_EV_IRQHandler, /*!< 33: I2C2 Event */
I2C2_ER_IRQHandler, /*!< 34: I2C2 Error */
SPI1_IRQHandler, /*!< 35: SPI1 */
SPI2_IRQHandler, /*!< 36: SPI2 */
USART1_IRQHandler, /*!< 37: USART1 */
USART2_IRQHandler, /*!< 38: USART2 */
USART3_IRQHandler, /*!< 39: USART3 */
EXTI15_10_IRQHandler, /*!< 40: External Line[15:10]s */
RTC_Alarm_IRQHandler, /*!< 41: RTC Alarm (A and cool.gif through EXTI Line */
OTG_FS_WKUP_IRQHandler, /*!< 42: USB OTG FS Wakeup through EXTI line */
TIM8_BRK_TIM12_IRQHandler, /*!< 43: TIM8 Break and TIM12 */
TIM8_UP_TIM13_IRQHandler, /*!< 44: TIM8 Update and TIM13 */
TIM8_TRG_COM_TIM14_IRQHandler,/*!< 45:TIM8 Trigger and Commutation and TIM14*/
TIM8_CC_IRQHandler, /*!< 46: TIM8 Capture Compare */
DMA1_Stream7_IRQHandler, /*!< 47: DMA1 Stream7 */
FSMC_IRQHandler, /*!< 48: FSMC */
SDIO_IRQHandler, /*!< 49: SDIO */
TIM5_IRQHandler, /*!< 50: TIM5 */
SPI3_IRQHandler, /*!< 51: SPI3 */
UART4_IRQHandler, /*!< 52: UART4 */
UART5_IRQHandler, /*!< 53: UART5 */
TIM6_DAC_IRQHandler, /*!< 54: TIM6 and DAC1&2 underrun errors */
TIM7_IRQHandler, /*!< 55: TIM7 */
DMA2_Stream0_IRQHandler, /*!< 56: DMA2 Stream 0 */
DMA2_Stream1_IRQHandler, /*!< 57: DMA2 Stream 1 */
DMA2_Stream2_IRQHandler, /*!< 58: DMA2 Stream 2 */
DMA2_Stream3_IRQHandler, /*!< 59: DMA2 Stream 3 */
DMA2_Stream4_IRQHandler, /*!< 60: DMA2 Stream 4 */
ETH_IRQHandler, /*!< 61: Ethernet */
ETH_WKUP_IRQHandler, /*!< 62: Ethernet Wakeup through EXTI line */
CAN2_TX_IRQHandler, /*!< 63: CAN2 TX */
CAN2_RX0_IRQHandler, /*!< 64: CAN2 RX0 */
CAN2_RX1_IRQHandler, /*!< 65: CAN2 RX1 */
CAN2_SCE_IRQHandler, /*!< 66: CAN2 SCE */
OTG_FS_IRQHandler, /*!< 67: USB OTG FS */
DMA2_Stream5_IRQHandler, /*!< 68: DMA2 Stream 5 */
DMA2_Stream6_IRQHandler, /*!< 69: DMA2 Stream 6 */
DMA2_Stream7_IRQHandler, /*!< 70: DMA2 Stream 7 */
USART6_IRQHandler, /*!< 71: USART6 */
I2C3_EV_IRQHandler, /*!< 72: I2C3 event */
I2C3_ER_IRQHandler, /*!< 73: I2C3 error */
OTG_HS_EP1_OUT_IRQHandler, /*!< 74: USB OTG HS End Point 1 Out */
OTG_HS_EP1_IN_IRQHandler, /*!< 75: USB OTG HS End Point 1 In */
OTG_HS_WKUP_IRQHandler, /*!< 76: USB OTG HS Wakeup through EXTI */
OTG_HS_IRQHandler, /*!< 77: USB OTG HS */
DCMI_IRQHandler, /*!< 53: DCMI */
CRYP_IRQHandler, /*!< 53: CRYP crypto */
HASH_RNG_IRQHandler, /*!< 53: Hash and Rng */
FPU_IRQHandler /*!< 53: FPU */

};


/**
* @brief 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 main() routine is called.
* @param None
* @retval None
*/
void Default_Reset_Handler(void)
{
/* Initialize data and bss */
unsigned long *pulSrc, *pulDest;

/* Copy the data segment initializers from flash to SRAM */
pulSrc = &_sidata;

for(pulDest = &_sdata; pulDest < &_edata; )
{
*(pulDest++) = *(pulSrc++);
}

/* Zero fill the bss segment. This is done with inline assembly since this
will clear the value of pulDest if it is not kept in a register. */
__asm(" ldr r0, =_sbss\n"
" ldr r1, =_ebss\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");

#ifdef USED_FPU
/* Enable FPU.*/
__asm(" LDR.W R0, =0xE000ED88\n"
" LDR R1, [R0]\n"
" ORR R1, R1, #(0xF << 20)\n"
" STR R1, [R0]");
#endif

/* Call the application's entry point.*/
main();
}


/**
*@brief Provide weak aliases for each Exception handler to the Default_Handler.
* As they are weak aliases, any function with the same name will override
* this definition.
*/
#pragma weak Reset_Handler = Default_Reset_Handler
#pragma weak NMI_Handler = Default_Handler
#pragma weak HardFault_Handler = Default_Handler
#pragma weak MemManage_Handler = Default_Handler
#pragma weak BusFault_Handler = Default_Handler
#pragma weak UsageFault_Handler = Default_Handler
#pragma weak SVC_Handler = Default_Handler
#pragma weak DebugMon_Handler = Default_Handler
#pragma weak PendSV_Handler = Default_Handler
#pragma weak SysTick_Handler = Default_Handler

#pragma weak WWDG_IRQHandler = Default_Handler
#pragma weak PVD_IRQHandler = Default_Handler
#pragma weak TAMP_STAMP_IRQHandler = Default_Handler
#pragma weak RTC_WKUP_IRQHandler = Default_Handler
#pragma weak FLASH_IRQHandler = Default_Handler
#pragma weak RCC_IRQHandler = Default_Handler
#pragma weak EXTI0_IRQHandler = Default_Handler
#pragma weak EXTI1_IRQHandler = Default_Handler
#pragma weak EXTI2_IRQHandler = Default_Handler
#pragma weak EXTI3_IRQHandler = Default_Handler
#pragma weak EXTI4_IRQHandler = Default_Handler
#pragma weak DMA1_Stream0_IRQHandler = Default_Handler
#pragma weak DMA1_Stream1_IRQHandler = Default_Handler
#pragma weak DMA1_Stream2_IRQHandler = Default_Handler
#pragma weak DMA1_Stream3_IRQHandler = Default_Handler
#pragma weak DMA1_Stream4_IRQHandler = Default_Handler
#pragma weak DMA1_Stream5_IRQHandler = Default_Handler
#pragma weak DMA1_Stream6_IRQHandler = Default_Handler
#pragma weak ADC_IRQHandler = Default_Handler
#pragma weak CAN1_TX_IRQHandler = Default_Handler
#pragma weak CAN1_RX0_IRQHandler = Default_Handler
#pragma weak CAN1_RX1_IRQHandler = Default_Handler
#pragma weak CAN1_SCE_IRQHandler = Default_Handler
#pragma weak EXTI9_5_IRQHandler = Default_Handler
#pragma weak TIM1_BRK_TIM9_IRQHandler = Default_Handler
#pragma weak TIM1_UP_TIM10_IRQHandler = Default_Handler
#pragma weak TIM1_TRG_COM_TIM11_IRQHandler = Default_Handler
#pragma weak TIM1_CC_IRQHandler = Default_Handler
#pragma weak TIM2_IRQHandler = Default_Handler
#pragma weak TIM3_IRQHandler = Default_Handler
#pragma weak TIM4_IRQHandler = Default_Handler
#pragma weak I2C1_EV_IRQHandler = Default_Handler
#pragma weak I2C1_ER_IRQHandler = Default_Handler
#pragma weak I2C2_EV_IRQHandler = Default_Handler
#pragma weak I2C2_ER_IRQHandler = Default_Handler
#pragma weak SPI1_IRQHandler = Default_Handler
#pragma weak SPI2_IRQHandler = Default_Handler
#pragma weak USART1_IRQHandler = Default_Handler
#pragma weak USART2_IRQHandler = Default_Handler
#pragma weak USART3_IRQHandler = Default_Handler
#pragma weak EXTI15_10_IRQHandler = Default_Handler
#pragma weak RTC_Alarm_IRQHandler = Default_Handler
#pragma weak OTG_FS_WKUP_IRQHandler = Default_Handler
#pragma weak TIM8_BRK_TIM12_IRQHandler = Default_Handler
#pragma weak TIM8_UP_TIM13_IRQHandler = Default_Handler
#pragma weak TIM8_TRG_COM_TIM14_IRQHandler = Default_Handler
#pragma weak TIM8_CC_IRQHandler = Default_Handler
#pragma weak DMA1_Stream7_IRQHandler = Default_Handler
#pragma weak FSMC_IRQHandler = Default_Handler
#pragma weak SDIO_IRQHandler = Default_Handler
#pragma weak TIM5_IRQHandler = Default_Handler
#pragma weak SPI3_IRQHandler = Default_Handler
#pragma weak UART4_IRQHandler = Default_Handler
#pragma weak UART5_IRQHandler = Default_Handler
#pragma weak TIM6_DAC_IRQHandler = Default_Handler
#pragma weak TIM7_IRQHandler = Default_Handler
#pragma weak DMA2_Stream0_IRQHandler = Default_Handler
#pragma weak DMA2_Stream1_IRQHandler = Default_Handler
#pragma weak DMA2_Stream2_IRQHandler = Default_Handler
#pragma weak DMA2_Stream3_IRQHandler = Default_Handler
#pragma weak DMA2_Stream4_IRQHandler = Default_Handler
#pragma weak ETH_IRQHandler = Default_Handler
#pragma weak ETH_WKUP_IRQHandler = Default_Handler
#pragma weak CAN2_TX_IRQHandler = Default_Handler
#pragma weak CAN2_RX0_IRQHandler = Default_Handler
#pragma weak CAN2_RX1_IRQHandler = Default_Handler
#pragma weak CAN2_SCE_IRQHandler = Default_Handler
#pragma weak OTG_FS_IRQHandler = Default_Handler
#pragma weak DMA2_Stream5_IRQHandler = Default_Handler
#pragma weak DMA2_Stream6_IRQHandler = Default_Handler
#pragma weak DMA2_Stream7_IRQHandler = Default_Handler
#pragma weak USART6_IRQHandler = Default_Handler
#pragma weak I2C3_EV_IRQHandler = Default_Handler
#pragma weak I2C3_ER_IRQHandler = Default_Handler
#pragma weak OTG_HS_EP1_OUT_IRQHandler = Default_Handler
#pragma weak OTG_HS_EP1_IN_IRQHandler = Default_Handler
#pragma weak OTG_HS_WKUP_IRQHandler = Default_Handler
#pragma weak OTG_HS_IRQHandler = Default_Handler
#pragma weak DCMI_IRQHandler = Default_Handler
#pragma weak CRYP_IRQHandler = Default_Handler
#pragma weak HASH_RNG_IRQHandler = Default_Handler
#pragma weak FPU_IRQHandler = Default_Handler

/**
* @brief 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.
* @param None
* @retval None
*/
static void Default_Handler(void)
{
/* Go into an infinite loop. */
while (1)
{
}
}

/*********************** © COPYRIGHT 2009 Coocox ************END OF FILE*****/

Что значит:
1. #pragma weak NMI_Handler = Default_Handler
2. void WEAK Reset_Handler(void); (WEAK)
???? blink.gif

В регистрах такие значения:
xpsr 0x61000003
lr 0xfffffff9 //????
sp 0x1fffbfe0

Сообщение отредактировал Zol'berg - May 22 2013, 14:01
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