DongEun Koak
mbed library sources
Dependents: Freedman_v2 Nucleo_i2c_OLED_BME280_copy
Fork of
mbed-src
by 
mbed official
Diff: targets/cmsis/TARGET_STM/TARGET_STM32F0/TARGET_DISCO_F051R8/TOOLCHAIN_GCC_ARM/startup_stm32f051x8.s
- Revision:
- 577:15494b56c2f3
- Parent:
- 576:99a3d3d9c43f
- Child:
- 578:dd2bc6eabbef
--- a/targets/cmsis/TARGET_STM/TARGET_STM32F0/TARGET_DISCO_F051R8/TOOLCHAIN_GCC_ARM/startup_stm32f051x8.s Tue Jun 30 09:45:08 2015 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,299 +0,0 @@ -/** - ****************************************************************************** - * @file startup_stm32f051x8.s - * @author MCD Application Team - * @version V2.1.0 - * @date 03-Oct-2014 - * @brief STM32F051x4/STM32F051x6/STM32F051x8 devices vector table for Atollic TrueSTUDIO 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()). - * After Reset the Cortex-M0 processor is in Thread mode, - * priority is Privileged, and the Stack is set to Main. - ****************************************************************************** - * - * Redistribution and use in source and binary forms, with or without modification, - * are permitted provided that the following conditions are met: - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. 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. - * 3. Neither the name of STMicroelectronics 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 HOLDER 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. - * - ****************************************************************************** - */ - - .syntax unified - .cpu cortex-m0 - .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 - - .section .text.Reset_Handler - .weak Reset_Handler - .type Reset_Handler, %function -Reset_Handler: - ldr r0, =_estack - mov sp, r0 /* set stack pointer */ - -/* Copy the data segment initializers from flash to SRAM */ - movs r1, #0 - b LoopCopyDataInit - -CopyDataInit: - ldr r3, =_sidata - ldr r3, [r3, r1] - str r3, [r0, r1] - adds r1, r1, #4 - -LoopCopyDataInit: - ldr r0, =_sdata - ldr r3, =_edata - adds r2, r0, r1 - cmp r2, r3 - bcc CopyDataInit - ldr r2, =_sbss - b LoopFillZerobss -/* Zero fill the bss segment. */ -FillZerobss: - movs r3, #0 - str r3, [r2] - adds r2, r2, #4 - - -LoopFillZerobss: - ldr r3, = _ebss - cmp r2, r3 - bcc FillZerobss - -/* Call the clock system intitialization function.*/ - bl SystemInit -/* Call static constructors */ - bl __libc_init_array -/* Call the application's entry point.*/ - bl main - bl exit -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 minimal vector table for a Cortex M0. 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 - .size g_pfnVectors, .-g_pfnVectors - - -g_pfnVectors: - .word _estack - .word Reset_Handler - .word NMI_Handler - .word HardFault_Handler - .word 0 - .word 0 - .word 0 - .word 0 - .word 0 - .word 0 - .word 0 - .word SVC_Handler - .word 0 - .word 0 - .word PendSV_Handler - .word SysTick_Handler - .word WWDG_IRQHandler /* Window WatchDog */ - .word PVD_IRQHandler /* PVD through EXTI Line detect */ - .word RTC_IRQHandler /* RTC through the EXTI line */ - .word FLASH_IRQHandler /* FLASH */ - .word RCC_CRS_IRQHandler /* RCC and CRS */ - .word EXTI0_1_IRQHandler /* EXTI Line 0 and 1 */ - .word EXTI2_3_IRQHandler /* EXTI Line 2 and 3 */ - .word EXTI4_15_IRQHandler /* EXTI Line 4 to 15 */ - .word TSC_IRQHandler /* TSC */ - .word DMA1_Channel1_IRQHandler /* DMA1 Channel 1 */ - .word DMA1_Channel2_3_IRQHandler /* DMA1 Channel 2 and Channel 3 */ - .word DMA1_Channel4_5_IRQHandler /* DMA1 Channel 4 and Channel 5 */ - .word ADC1_COMP_IRQHandler /* ADC1, COMP1 and COMP2 */ - .word TIM1_BRK_UP_TRG_COM_IRQHandler /* TIM1 Break, Update, Trigger and Commutation */ - .word TIM1_CC_IRQHandler /* TIM1 Capture Compare */ - .word TIM2_IRQHandler /* TIM2 */ - .word TIM3_IRQHandler /* TIM3 */ - .word TIM6_DAC_IRQHandler /* TIM6 and DAC */ - .word 0 /* Reserved */ - .word TIM14_IRQHandler /* TIM14 */ - .word TIM15_IRQHandler /* TIM15 */ - .word TIM16_IRQHandler /* TIM16 */ - .word TIM17_IRQHandler /* TIM17 */ - .word I2C1_IRQHandler /* I2C1 */ - .word I2C2_IRQHandler /* I2C2 */ - .word SPI1_IRQHandler /* SPI1 */ - .word SPI2_IRQHandler /* SPI2 */ - .word USART1_IRQHandler /* USART1 */ - .word USART2_IRQHandler /* USART2 */ - .word 0 /* Reserved */ - .word CEC_CAN_IRQHandler /* CEC and CAN */ - .word 0 /* Reserved */ - -/******************************************************************************* -* -* 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 SVC_Handler - .thumb_set SVC_Handler,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 RTC_IRQHandler - .thumb_set RTC_IRQHandler,Default_Handler - - .weak FLASH_IRQHandler - .thumb_set FLASH_IRQHandler,Default_Handler - - .weak RCC_CRS_IRQHandler - .thumb_set RCC_CRS_IRQHandler,Default_Handler - - .weak EXTI0_1_IRQHandler - .thumb_set EXTI0_1_IRQHandler,Default_Handler - - .weak EXTI2_3_IRQHandler - .thumb_set EXTI2_3_IRQHandler,Default_Handler - - .weak EXTI4_15_IRQHandler - .thumb_set EXTI4_15_IRQHandler,Default_Handler - - .weak TSC_IRQHandler - .thumb_set TSC_IRQHandler,Default_Handler - - .weak DMA1_Channel1_IRQHandler - .thumb_set DMA1_Channel1_IRQHandler,Default_Handler - - .weak DMA1_Channel2_3_IRQHandler - .thumb_set DMA1_Channel2_3_IRQHandler,Default_Handler - - .weak DMA1_Channel4_5_IRQHandler - .thumb_set DMA1_Channel4_5_IRQHandler,Default_Handler - - .weak ADC1_COMP_IRQHandler - .thumb_set ADC1_COMP_IRQHandler,Default_Handler - - .weak TIM1_BRK_UP_TRG_COM_IRQHandler - .thumb_set TIM1_BRK_UP_TRG_COM_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 TIM6_DAC_IRQHandler - .thumb_set TIM6_DAC_IRQHandler,Default_Handler - - .weak TIM14_IRQHandler - .thumb_set TIM14_IRQHandler,Default_Handler - - .weak TIM15_IRQHandler - .thumb_set TIM15_IRQHandler,Default_Handler - - .weak TIM16_IRQHandler - .thumb_set TIM16_IRQHandler,Default_Handler - - .weak TIM17_IRQHandler - .thumb_set TIM17_IRQHandler,Default_Handler - - .weak I2C1_IRQHandler - .thumb_set I2C1_IRQHandler,Default_Handler - - .weak I2C2_IRQHandler - .thumb_set I2C2_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 CEC_CAN_IRQHandler - .thumb_set CEC_CAN_IRQHandler,Default_Handler - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ -