/** ****************************************************************************** * @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****/