flexPTP-demo-NUCLEO-F746ZG/Startup/startup_stm32f746zgtx.s
2025-06-12 22:45:40 +02:00

576 lines
23 KiB
ArmAsm

/**
******************************************************************************
* @file startup_stm32f746zgtx.s
* @author Auto-generated by STM32 VS Code Extension
* @brief STM32F746ZGTx device vector table for GCC toolchain.
* This module performs:
* - Set the initial SP
* - Set the initial PC == Reset_Handler,
* - Set the vector table entries with the exceptions ISR address
* - Branches to main in the C library (which eventually
* calls main()).
******************************************************************************
* @attention
*
* Copyright (c) 2025 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
.syntax unified
.cpu cortex-m7
.fpu softvfp
.thumb
.global g_pfnVectors
.global Default_Handler
/* start address for the initialization values of the .data section.
defined in linker script */
.word _sidata
/* start address for the .data section. defined in linker script */
.word _sdata
/* end address for the .data section. defined in linker script */
.word _edata
/* start address for the .bss section. defined in linker script */
.word _sbss
/* end address for the .bss section. defined in linker script */
.word _ebss
/**
* @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
*/
.section .text.Reset_Handler
.weak Reset_Handler
.type Reset_Handler, %function
Reset_Handler:
ldr r0, =_estack
mov sp, r0 /* set stack pointer */
/* Call the clock system initialization function.*/
bl SystemInit
/* Copy the data segment initializers from flash to SRAM */
ldr r0, =_sdata
ldr r1, =_edata
ldr r2, =_sidata
movs r3, #0
b LoopCopyDataInit
CopyDataInit:
ldr r4, [r2, r3]
str r4, [r0, r3]
adds r3, r3, #4
LoopCopyDataInit:
adds r4, r0, r3
cmp r4, r1
bcc CopyDataInit
/* Zero fill the bss segment. */
ldr r2, =_sbss
ldr r4, =_ebss
movs r3, #0
b LoopFillZerobss
FillZerobss:
str r3, [r2]
adds r2, r2, #4
LoopFillZerobss:
cmp r2, r4
bcc FillZerobss
/* Call static constructors */
bl __libc_init_array
/* Call the application's entry point.*/
bl main
LoopForever:
b LoopForever
.size Reset_Handler, .-Reset_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
*/
.section .text.Default_Handler,"ax",%progbits
Default_Handler:
Infinite_Loop:
b Infinite_Loop
.size Default_Handler, .-Default_Handler
/******************************************************************************
*
* The STM32F746ZGTx vector table. Note that the proper constructs
* must be placed on this to ensure that it ends up at physical address
* 0x0000.0000.
*
******************************************************************************/
.section .isr_vector,"a",%progbits
.type g_pfnVectors, %object
g_pfnVectors:
.word _estack
.word Reset_Handler
.word NMI_Handler
.word HardFault_Handler
.word MemManage_Handler
.word BusFault_Handler
.word UsageFault_Handler
.word 0
.word 0
.word 0
.word 0
.word SVC_Handler
.word DebugMon_Handler
.word 0
.word PendSV_Handler
.word SysTick_Handler
.word WWDG_IRQHandler /* Window Watchdog interrupt */
.word PVD_IRQHandler /* PVD through EXTI line detection INTERRUPT */
.word TAMP_STAMP_IRQHandler /* Tamper and TimeStamp interrupts through the EXTI line */
.word RTC_WKUP_IRQHandler /* RTC Tamper or TimeStamp /CSS on LSE through EXTI line 19 interrupts */
.word FLASH_IRQHandler /* Flash global interrupt */
.word RCC_IRQHandler /* RCC global interrupt */
.word EXTI0_IRQHandler /* EXTI Line0 interrupt */
.word EXTI1_IRQHandler /* EXTI Line1 interrupt */
.word EXTI2_IRQHandler /* EXTI Line2 interrupt */
.word EXTI3_IRQHandler /* EXTI Line3 interrupt */
.word EXTI4_IRQHandler /* EXTI Line4 interrupt */
.word DMA1_Stream0_IRQHandler /* DMA1 Stream0 global interrupt */
.word DMA1_Stream1_IRQHandler /* DMA1 Stream1 global interrupt */
.word DMA1_Stream2_IRQHandler /* DMA1 Stream2 global interrupt */
.word DMA1_Stream3_IRQHandler /* DMA1 Stream3 global interrupt */
.word DMA1_Stream4_IRQHandler /* DMA1 Stream4 global interrupt */
.word DMA1_Stream5_IRQHandler /* DMA1 Stream5 global interrupt */
.word DMA1_Stream6_IRQHandler /* DMA1 Stream6 global interrupt */
.word ADC_IRQHandler /* ADC1 global interrupt */
.word CAN1_TX_IRQHandler /* CAN1 TX interrupts */
.word CAN1_RX0_IRQHandler /* CAN1 RX0 interrupts */
.word CAN1_RX1_IRQHandler /* CAN1 RX1 interrupts */
.word CAN1_SCE_IRQHandler /* CAN1 SCE interrupt */
.word EXTI9_5_IRQHandler /* EXTI Line[9:5] interrupts */
.word TIM1_BRK_TIM9_IRQHandler /* TIM1 Break interrupt and TIM9 global interrupt */
.word TIM1_UP_TIM10_IRQHandler /* TIM1 Update interrupt and TIM10 */
.word TIM1_TRG_COM_TIM11_IRQHandler /* TIM1 Trigger and Commutation interrupts and TIM11 global interrupt */
.word TIM1_CC_IRQHandler /* TIM1 Capture Compare interrupt */
.word TIM2_IRQHandler /* TIM2 global interrupt */
.word TIM3_IRQHandler /* TIM3 global interrupt */
.word TIM4_IRQHandler /* TIM4 global interrupt */
.word I2C1_EV_IRQHandler /* I2C1 event interrupt */
.word I2C1_ER_IRQHandler /* I2C1 error interrupt */
.word I2C2_EV_IRQHandler /* I2C2 event interrupt */
.word I2C2_ER_IRQHandler /* I2C2 error interrupt */
.word SPI1_IRQHandler /* SPI1 global interrupt */
.word SPI2_IRQHandler /* SPI2 global interrupt */
.word USART1_IRQHandler /* USART1 global interrupt */
.word USART2_IRQHandler /* USART2 global interrupt */
.word USART3_IRQHandler /* USART3 global interrupt */
.word EXTI15_10_IRQHandler /* EXTI Line[15:10] interrupts */
.word RTC_ALARM_IRQHandler /* RTC alarms through EXTI line 18 interrupts */
.word OTG_FS_WKUP_IRQHandler /* USB On-The-Go FS Wakeup through EXTI line interrupt */
.word TIM8_BRK_TIM12_IRQHandler /* TIM8 Break interrupt and TIM12 global interrupt */
.word TIM8_UP_TIM13_IRQHandler /* TIM8 Update interrupt and TIM13 global interrupt */
.word TIM8_TRG_COM_TIM14_IRQHandler /* TIM8 Trigger and Commutation interrupts and TIM14 global interrupt */
.word TIM8_CC_IRQHandler /* TIM8 Capture Compare interrupt */
.word DMA1_Stream7_IRQHandler /* DMA1 Stream7 global interrupt */
.word FMC_IRQHandler /* FMC global interrupt */
.word SDMMC1_IRQHandler /* SDMMC1 global interrupt */
.word TIM5_IRQHandler /* TIM5 global interrupt */
.word SPI3_IRQHandler /* SPI3 global interrupt */
.word UART4_IRQHandler /* UART4 global interrupt */
.word UART5_IRQHandler /* UART5 global interrupt */
.word TIM6_DAC_IRQHandler /* TIM6 global interrupt, DAC1 and DAC2 underrun error interrupt */
.word TIM7_IRQHandler /* TIM7 global interrupt */
.word DMA2_Stream0_IRQHandler /* DMA2 Stream0 global interrupt */
.word DMA2_Stream1_IRQHandler /* DMA2 Stream1 global interrupt */
.word DMA2_Stream2_IRQHandler /* DMA2 Stream2 global interrupt */
.word DMA2_Stream3_IRQHandler /* DMA2 Stream3 global interrupt */
.word DMA2_Stream4_IRQHandler /* DMA2 Stream4 global interrupt */
.word ETH_IRQHandler /* Ethernet global interrupt */
.word ETH_WKUP_IRQHandler /* Ethernet Wakeup through EXTI line interrupt */
.word CAN2_TX_IRQHandler /* CAN2 TX interrupts */
.word CAN2_RX0_IRQHandler /* CAN2 RX0 interrupts */
.word CAN2_RX1_IRQHandler /* CAN2 RX1 interrupts */
.word CAN2_SCE_IRQHandler /* CAN2 SCE interrupt */
.word OTG_FS_IRQHandler /* USB On The Go FS global interrupt */
.word DMA2_Stream5_IRQHandler /* DMA2 Stream5 global interrupt */
.word DMA2_Stream6_IRQHandler /* DMA2 Stream6 global interrupt */
.word DMA2_Stream7_IRQHandler /* DMA2 Stream7 global interrupt */
.word USART6_IRQHandler /* USART6 global interrupt */
.word I2C3_EV_IRQHandler /* I2C3 event interrupt */
.word I2C3_ER_IRQHandler /* I2C3 error interrupt */
.word OTG_HS_EP1_OUT_IRQHandler /* USB On The Go HS End Point 1 Out global interrupt */
.word OTG_HS_EP1_IN_IRQHandler /* USB On The Go HS End Point 1 In global interrupt */
.word OTG_HS_WKUP_IRQHandler /* USB On The Go HS Wakeup through EXTI interrupt */
.word OTG_HS_IRQHandler /* USB On The Go HS global interrupt */
.word DCMI_IRQHandler /* DCMI global interrupt */
.word CRYP_IRQHandler /* CRYP crypto global interrupt */
.word HASH_RNG_IRQHandler /* Hash and Rng global interrupt */
.word FPU_IRQHandler /* FPU global interrupt */
.word UART7_IRQHandler /* UART7 global interrupt */
.word UART8_IRQHandler /* UART 8 global interrupt */
.word SPI4_IRQHandler /* SPI 4 global interrupt */
.word SPI5_IRQHandler /* SPI 5 global interrupt */
.word SPI6_IRQHandler /* SPI 6 global interrupt */
.word SAI1_IRQHandler /* SAI1 global interrupt */
.word LCD_TFT_IRQHandler /* LTDC global interrupt */
.word LTDC_ER_IRQHandler /* LTDC Error global interrupt */
.word DMA2D_IRQHandler /* DMA2D global interrupt */
.word SAI2_IRQHandler /* SAI2 global interrupt */
.word QuadSPI_IRQHandler /* QuadSPI global interrupt */
.word LPTimer1_IRQHandler /* LP Timer1 global interrupt */
.word HDMI_CEC_IRQHandler /* HDMI-CEC global interrupt */
.word I2C4_EV_IRQHandler /* I2C4 event interrupt */
.word I2C4_ER_IRQHandler /* I2C4 Error interrupt */
.word SPDIFRX_IRQHandler /* SPDIFRX global interrupt */
.size g_pfnVectors, .-g_pfnVectors
/*******************************************************************************
*
* 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.
*
*******************************************************************************/
.weak NMI_Handler
.thumb_set NMI_Handler,Default_Handler
.weak HardFault_Handler
.thumb_set HardFault_Handler,Default_Handler
.weak MemManage_Handler
.thumb_set MemManage_Handler,Default_Handler
.weak BusFault_Handler
.thumb_set BusFault_Handler,Default_Handler
.weak UsageFault_Handler
.thumb_set UsageFault_Handler,Default_Handler
.weak SVC_Handler
.thumb_set SVC_Handler,Default_Handler
.weak DebugMon_Handler
.thumb_set ,Default_Handler
.weak PendSV_Handler
.thumb_set PendSV_Handler,Default_Handler
.weak SysTick_Handler
.thumb_set SysTick_Handler,Default_Handler
.weak WWDG_IRQHandler
.thumb_set WWDG_IRQHandler,Default_Handler
.weak PVD_IRQHandler
.thumb_set PVD_IRQHandler,Default_Handler
.weak TAMP_STAMP_IRQHandler
.thumb_set TAMP_STAMP_IRQHandler,Default_Handler
.weak RTC_WKUP_IRQHandler
.thumb_set RTC_WKUP_IRQHandler,Default_Handler
.weak FLASH_IRQHandler
.thumb_set FLASH_IRQHandler,Default_Handler
.weak RCC_IRQHandler
.thumb_set RCC_IRQHandler,Default_Handler
.weak EXTI0_IRQHandler
.thumb_set EXTI0_IRQHandler,Default_Handler
.weak EXTI1_IRQHandler
.thumb_set EXTI1_IRQHandler,Default_Handler
.weak EXTI2_IRQHandler
.thumb_set EXTI2_IRQHandler,Default_Handler
.weak EXTI3_IRQHandler
.thumb_set EXTI3_IRQHandler,Default_Handler
.weak EXTI4_IRQHandler
.thumb_set EXTI4_IRQHandler,Default_Handler
.weak DMA1_Stream0_IRQHandler
.thumb_set DMA1_Stream0_IRQHandler,Default_Handler
.weak DMA1_Stream1_IRQHandler
.thumb_set DMA1_Stream1_IRQHandler,Default_Handler
.weak DMA1_Stream2_IRQHandler
.thumb_set DMA1_Stream2_IRQHandler,Default_Handler
.weak DMA1_Stream3_IRQHandler
.thumb_set DMA1_Stream3_IRQHandler,Default_Handler
.weak DMA1_Stream4_IRQHandler
.thumb_set DMA1_Stream4_IRQHandler,Default_Handler
.weak DMA1_Stream5_IRQHandler
.thumb_set DMA1_Stream5_IRQHandler,Default_Handler
.weak DMA1_Stream6_IRQHandler
.thumb_set DMA1_Stream6_IRQHandler,Default_Handler
.weak ADC_IRQHandler
.thumb_set ADC_IRQHandler,Default_Handler
.weak CAN1_TX_IRQHandler
.thumb_set CAN1_TX_IRQHandler,Default_Handler
.weak CAN1_RX0_IRQHandler
.thumb_set CAN1_RX0_IRQHandler,Default_Handler
.weak CAN1_RX1_IRQHandler
.thumb_set CAN1_RX1_IRQHandler,Default_Handler
.weak CAN1_SCE_IRQHandler
.thumb_set CAN1_SCE_IRQHandler,Default_Handler
.weak EXTI9_5_IRQHandler
.thumb_set EXTI9_5_IRQHandler,Default_Handler
.weak TIM1_BRK_TIM9_IRQHandler
.thumb_set TIM1_BRK_TIM9_IRQHandler,Default_Handler
.weak TIM1_UP_TIM10_IRQHandler
.thumb_set TIM1_UP_TIM10_IRQHandler,Default_Handler
.weak TIM1_TRG_COM_TIM11_IRQHandler
.thumb_set TIM1_TRG_COM_TIM11_IRQHandler,Default_Handler
.weak TIM1_CC_IRQHandler
.thumb_set TIM1_CC_IRQHandler,Default_Handler
.weak TIM2_IRQHandler
.thumb_set TIM2_IRQHandler,Default_Handler
.weak TIM3_IRQHandler
.thumb_set TIM3_IRQHandler,Default_Handler
.weak TIM4_IRQHandler
.thumb_set TIM4_IRQHandler,Default_Handler
.weak I2C1_EV_IRQHandler
.thumb_set I2C1_EV_IRQHandler,Default_Handler
.weak I2C1_ER_IRQHandler
.thumb_set I2C1_ER_IRQHandler,Default_Handler
.weak I2C2_EV_IRQHandler
.thumb_set I2C2_EV_IRQHandler,Default_Handler
.weak I2C2_ER_IRQHandler
.thumb_set I2C2_ER_IRQHandler,Default_Handler
.weak SPI1_IRQHandler
.thumb_set SPI1_IRQHandler,Default_Handler
.weak SPI2_IRQHandler
.thumb_set SPI2_IRQHandler,Default_Handler
.weak USART1_IRQHandler
.thumb_set USART1_IRQHandler,Default_Handler
.weak USART2_IRQHandler
.thumb_set USART2_IRQHandler,Default_Handler
.weak USART3_IRQHandler
.thumb_set USART3_IRQHandler,Default_Handler
.weak EXTI15_10_IRQHandler
.thumb_set EXTI15_10_IRQHandler,Default_Handler
.weak RTC_ALARM_IRQHandler
.thumb_set RTC_ALARM_IRQHandler,Default_Handler
.weak OTG_FS_WKUP_IRQHandler
.thumb_set OTG_FS_WKUP_IRQHandler,Default_Handler
.weak TIM8_BRK_TIM12_IRQHandler
.thumb_set TIM8_BRK_TIM12_IRQHandler,Default_Handler
.weak TIM8_UP_TIM13_IRQHandler
.thumb_set TIM8_UP_TIM13_IRQHandler,Default_Handler
.weak TIM8_TRG_COM_TIM14_IRQHandler
.thumb_set TIM8_TRG_COM_TIM14_IRQHandler,Default_Handler
.weak TIM8_CC_IRQHandler
.thumb_set TIM8_CC_IRQHandler,Default_Handler
.weak DMA1_Stream7_IRQHandler
.thumb_set DMA1_Stream7_IRQHandler,Default_Handler
.weak FMC_IRQHandler
.thumb_set FMC_IRQHandler,Default_Handler
.weak SDMMC1_IRQHandler
.thumb_set SDMMC1_IRQHandler,Default_Handler
.weak TIM5_IRQHandler
.thumb_set TIM5_IRQHandler,Default_Handler
.weak SPI3_IRQHandler
.thumb_set SPI3_IRQHandler,Default_Handler
.weak UART4_IRQHandler
.thumb_set UART4_IRQHandler,Default_Handler
.weak UART5_IRQHandler
.thumb_set UART5_IRQHandler,Default_Handler
.weak TIM6_DAC_IRQHandler
.thumb_set TIM6_DAC_IRQHandler,Default_Handler
.weak TIM7_IRQHandler
.thumb_set TIM7_IRQHandler,Default_Handler
.weak DMA2_Stream0_IRQHandler
.thumb_set DMA2_Stream0_IRQHandler,Default_Handler
.weak DMA2_Stream1_IRQHandler
.thumb_set DMA2_Stream1_IRQHandler,Default_Handler
.weak DMA2_Stream2_IRQHandler
.thumb_set DMA2_Stream2_IRQHandler,Default_Handler
.weak DMA2_Stream3_IRQHandler
.thumb_set DMA2_Stream3_IRQHandler,Default_Handler
.weak DMA2_Stream4_IRQHandler
.thumb_set DMA2_Stream4_IRQHandler,Default_Handler
.weak ETH_IRQHandler
.thumb_set ETH_IRQHandler,Default_Handler
.weak ETH_WKUP_IRQHandler
.thumb_set ETH_WKUP_IRQHandler,Default_Handler
.weak CAN2_TX_IRQHandler
.thumb_set CAN2_TX_IRQHandler,Default_Handler
.weak CAN2_RX0_IRQHandler
.thumb_set CAN2_RX0_IRQHandler,Default_Handler
.weak CAN2_RX1_IRQHandler
.thumb_set CAN2_RX1_IRQHandler,Default_Handler
.weak CAN2_SCE_IRQHandler
.thumb_set CAN2_SCE_IRQHandler,Default_Handler
.weak OTG_FS_IRQHandler
.thumb_set OTG_FS_IRQHandler,Default_Handler
.weak DMA2_Stream5_IRQHandler
.thumb_set DMA2_Stream5_IRQHandler,Default_Handler
.weak DMA2_Stream6_IRQHandler
.thumb_set DMA2_Stream6_IRQHandler,Default_Handler
.weak DMA2_Stream7_IRQHandler
.thumb_set DMA2_Stream7_IRQHandler,Default_Handler
.weak USART6_IRQHandler
.thumb_set USART6_IRQHandler,Default_Handler
.weak I2C3_EV_IRQHandler
.thumb_set I2C3_EV_IRQHandler,Default_Handler
.weak I2C3_ER_IRQHandler
.thumb_set I2C3_ER_IRQHandler,Default_Handler
.weak OTG_HS_EP1_OUT_IRQHandler
.thumb_set OTG_HS_EP1_OUT_IRQHandler,Default_Handler
.weak OTG_HS_EP1_IN_IRQHandler
.thumb_set OTG_HS_EP1_IN_IRQHandler,Default_Handler
.weak OTG_HS_WKUP_IRQHandler
.thumb_set OTG_HS_WKUP_IRQHandler,Default_Handler
.weak OTG_HS_IRQHandler
.thumb_set OTG_HS_IRQHandler,Default_Handler
.weak DCMI_IRQHandler
.thumb_set DCMI_IRQHandler,Default_Handler
.weak CRYP_IRQHandler
.thumb_set CRYP_IRQHandler,Default_Handler
.weak HASH_RNG_IRQHandler
.thumb_set HASH_RNG_IRQHandler,Default_Handler
.weak FPU_IRQHandler
.thumb_set FPU_IRQHandler,Default_Handler
.weak UART7_IRQHandler
.thumb_set UART7_IRQHandler,Default_Handler
.weak UART8_IRQHandler
.thumb_set UART8_IRQHandler,Default_Handler
.weak SPI4_IRQHandler
.thumb_set SPI4_IRQHandler,Default_Handler
.weak SPI5_IRQHandler
.thumb_set SPI5_IRQHandler,Default_Handler
.weak SPI6_IRQHandler
.thumb_set SPI6_IRQHandler,Default_Handler
.weak SAI1_IRQHandler
.thumb_set SAI1_IRQHandler,Default_Handler
.weak LCD_TFT_IRQHandler
.thumb_set LCD_TFT_IRQHandler,Default_Handler
.weak LTDC_ER_IRQHandler
.thumb_set LTDC_ER_IRQHandler,Default_Handler
.weak DMA2D_IRQHandler
.thumb_set DMA2D_IRQHandler,Default_Handler
.weak SAI2_IRQHandler
.thumb_set SAI2_IRQHandler,Default_Handler
.weak QuadSPI_IRQHandler
.thumb_set QuadSPI_IRQHandler,Default_Handler
.weak LPTimer1_IRQHandler
.thumb_set LPTimer1_IRQHandler,Default_Handler
.weak HDMI_CEC_IRQHandler
.thumb_set HDMI_CEC_IRQHandler,Default_Handler
.weak I2C4_EV_IRQHandler
.thumb_set I2C4_EV_IRQHandler,Default_Handler
.weak I2C4_ER_IRQHandler
.thumb_set I2C4_ER_IRQHandler,Default_Handler
.weak SPDIFRX_IRQHandler
.thumb_set SPDIFRX_IRQHandler,Default_Handler
.weak SystemInit
/************************ (C) COPYRIGHT STMicroelectonics *****END OF FILE****/