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| /**
* startup.c
*
* SPDX-License-Identifier: Apache-2.0
* SPDX-FileCopyrightText: 2026 Zeepunt
*/
#include <stdint.h>
#include "stm32l475xx.h"
typedef void (*VECTOR_TABLE_Type)(void);
/* 定义在 cmsis_armclang_m.h 或 cmsis_gcc_m.h 头文件中 */
extern uint32_t __INITIAL_SP;
extern __NO_RETURN void __PROGRAM_START(void);
__NO_RETURN void Reset_Handler(void);
void Default_Handler(void);
/* 弱声明, 默认中断处理函数都是 Default_Handler */
void NMI_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void HardFault_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void MemManage_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void BusFault_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void UsageFault_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void SVC_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void DebugMon_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void PendSV_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void SysTick_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void WWDG_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void PVD_PVM_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TAMP_STAMP_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void RTC_WKUP_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void FLASH_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void RCC_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void EXTI0_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void EXTI1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void EXTI2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void EXTI3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void EXTI4_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA1_Channel1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA1_Channel2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA1_Channel3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA1_Channel4_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA1_Channel5_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA1_Channel6_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA1_Channel7_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void ADC1_2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void CAN1_TX_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void CAN1_RX0_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void CAN1_RX1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void CAN1_SCE_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void EXTI9_5_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM1_BRK_TIM15_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM1_UP_TIM16_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM1_TRG_COM_TIM17_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM1_CC_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM4_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void I2C1_EV_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void I2C1_ER_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void I2C2_EV_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void I2C2_ER_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void SPI1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void SPI2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void USART1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void USART2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void USART3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void EXTI15_10_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void RTC_Alarm_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DFSDM1_FLT3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM8_BRK_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM8_UP_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM8_TRG_COM_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM8_CC_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void ADC3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void FMC_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void SDMMC1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM5_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void SPI3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void UART4_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void UART5_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM6_DAC_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TIM7_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA2_Channel1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA2_Channel2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA2_Channel3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA2_Channel4_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA2_Channel5_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DFSDM1_FLT0_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DFSDM1_FLT1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DFSDM1_FLT2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void COMP_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void LPTIM1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void LPTIM2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void OTG_FS_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA2_Channel6_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void DMA2_Channel7_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void LPUART1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void QUADSPI_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void I2C3_EV_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void I2C3_ER_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void SAI1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void SAI2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void SWPMI1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void TSC_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void RNG_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void FPU_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
/* 中断向量表 */
const VECTOR_TABLE_Type __VECTOR_TABLE[] __VECTOR_TABLE_ATTRIBUTE = {
(VECTOR_TABLE_Type)(&__INITIAL_SP), /* Initial Stack Pointer */
Reset_Handler, /* Reset Handler */
NMI_Handler, /* NMI Handler (-14) */
HardFault_Handler, /* Hard Fault Handler (-13) */
MemManage_Handler, /* MPU Fault Handler (-12) */
BusFault_Handler, /* Bus Fault Handler (-11) */
UsageFault_Handler, /* Usage Fault Handler (-10) */
0, /* Reserved */
0, /* Reserved */
0, /* Reserved */
0, /* Reserved */
SVC_Handler, /* SVC Handler (-5) */
DebugMon_Handler, /* Debug Monitor Handler (-4) */
0, /* Reserved */
PendSV_Handler, /* PendSV Handler (-2) */
SysTick_Handler, /* SysTick Handler (-1) */
/* 外部中断 */
WWDG_IRQHandler, /* Window WatchDog */
PVD_PVM_IRQHandler, /* PVD/PVM1/PVM2/PVM3/PVM4 through EXTI Line detection */
TAMP_STAMP_IRQHandler, /* Tamper and TimeStamps through the EXTI line */
RTC_WKUP_IRQHandler, /* RTC Wakeup through the EXTI line */
FLASH_IRQHandler, /* FLASH */
RCC_IRQHandler, /* RCC */
EXTI0_IRQHandler, /* EXTI Line0 */
EXTI1_IRQHandler, /* EXTI Line1 */
EXTI2_IRQHandler, /* EXTI Line2 */
EXTI3_IRQHandler, /* EXTI Line3 */
EXTI4_IRQHandler, /* EXTI Line4 */
DMA1_Channel1_IRQHandler, /* DMA1 Channel 1 */
DMA1_Channel2_IRQHandler, /* DMA1 Channel 2 */
DMA1_Channel3_IRQHandler, /* DMA1 Channel 3 */
DMA1_Channel4_IRQHandler, /* DMA1 Channel 4 */
DMA1_Channel5_IRQHandler, /* DMA1 Channel 5 */
DMA1_Channel6_IRQHandler, /* DMA1 Channel 6 */
DMA1_Channel7_IRQHandler, /* DMA1 Channel 7 */
ADC1_2_IRQHandler, /* ADC1, ADC2 */
CAN1_TX_IRQHandler, /* CAN1 TX */
CAN1_RX0_IRQHandler, /* CAN1 RX0 */
CAN1_RX1_IRQHandler, /* CAN1 RX1 */
CAN1_SCE_IRQHandler, /* CAN1 SCE */
EXTI9_5_IRQHandler, /* External Line[9:5]s */
TIM1_BRK_TIM15_IRQHandler, /* TIM1 Break and TIM15 */
TIM1_UP_TIM16_IRQHandler, /* TIM1 Update and TIM16 */
TIM1_TRG_COM_TIM17_IRQHandler, /* TIM1 Trigger and Commutation and TIM17 */
TIM1_CC_IRQHandler, /* TIM1 Capture Compare */
TIM2_IRQHandler, /* TIM2 */
TIM3_IRQHandler, /* TIM3 */
TIM4_IRQHandler, /* TIM4 */
I2C1_EV_IRQHandler, /* I2C1 Event */
I2C1_ER_IRQHandler, /* I2C1 Error */
I2C2_EV_IRQHandler, /* I2C2 Event */
I2C2_ER_IRQHandler, /* I2C2 Error */
SPI1_IRQHandler, /* SPI1 */
SPI2_IRQHandler, /* SPI2 */
USART1_IRQHandler, /* USART1 */
USART2_IRQHandler, /* USART2 */
USART3_IRQHandler, /* USART3 */
EXTI15_10_IRQHandler, /* External Line[15:10] */
RTC_Alarm_IRQHandler, /* RTC Alarm (A and B) through EXTI Line */
DFSDM1_FLT3_IRQHandler, /* DFSDM1 Filter 3 global Interrupt */
TIM8_BRK_IRQHandler, /* TIM8 Break Interrupt */
TIM8_UP_IRQHandler, /* TIM8 Update Interrupt */
TIM8_TRG_COM_IRQHandler, /* TIM8 Trigger and Commutation Interrupt */
TIM8_CC_IRQHandler, /* TIM8 Capture Compare Interrupt */
ADC3_IRQHandler, /* ADC3 global Interrupt */
FMC_IRQHandler, /* FMC */
SDMMC1_IRQHandler, /* SDMMC1 */
TIM5_IRQHandler, /* TIM5 */
SPI3_IRQHandler, /* SPI3 */
UART4_IRQHandler, /* UART4 */
UART5_IRQHandler, /* UART5 */
TIM6_DAC_IRQHandler, /* TIM6 and DAC1&2 underrun errors */
TIM7_IRQHandler, /* TIM7 */
DMA2_Channel1_IRQHandler, /* DMA2 Channel 1 */
DMA2_Channel2_IRQHandler, /* DMA2 Channel 2 */
DMA2_Channel3_IRQHandler, /* DMA2 Channel 3 */
DMA2_Channel4_IRQHandler, /* DMA2 Channel 4 */
DMA2_Channel5_IRQHandler, /* DMA2 Channel 5 */
DFSDM1_FLT0_IRQHandler, /* DFSDM1 Filter 0 global Interrupt */
DFSDM1_FLT1_IRQHandler, /* DFSDM1 Filter 1 global Interrupt */
DFSDM1_FLT2_IRQHandler, /* DFSDM1 Filter 2 global Interrupt */
COMP_IRQHandler, /* COMP Interrupt */
LPTIM1_IRQHandler, /* LP TIM1 interrupt */
LPTIM2_IRQHandler, /* LP TIM2 interrupt */
OTG_FS_IRQHandler, /* USB OTG FS */
DMA2_Channel6_IRQHandler, /* DMA2 Channel 6 */
DMA2_Channel7_IRQHandler, /* DMA2 Channel 7 */
LPUART1_IRQHandler, /* LP UART1 interrupt */
QUADSPI_IRQHandler, /* Quad SPI global interrupt */
I2C3_EV_IRQHandler, /* I2C3 event */
I2C3_ER_IRQHandler, /* I2C3 error */
SAI1_IRQHandler, /* Serial Audio Interface 1 global interrupt */
SAI2_IRQHandler, /* Serial Audio Interface 2 global interrupt */
SWPMI1_IRQHandler, /* Serial Wire Interface 1 global interrupt */
TSC_IRQHandler, /* Touch Sense Controller global interrupt */
0, /* Reserved */
0, /* Reserved */
RNG_IRQHandler, /* RNG global interrupt */
FPU_IRQHandler, /* FPU */
};
__NO_RETURN void Reset_Handler(void)
{
SystemInit();
/* Enter PreMain (C library entry point) */
__PROGRAM_START();
}
void Default_Handler(void)
{
while(1);
}
|