187 lines
3.9 KiB
ArmAsm
187 lines
3.9 KiB
ArmAsm
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.syntax unified
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.cpu cortex-m3
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.fpu softvfp
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.thumb
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.global g_pfnVectors
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.global Default_Handler
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.word _sidata
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.word _sdata
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.word _edata
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.word _sbss
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.word _ebss
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.section .text.Reset_Handler
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.weak Reset_Handler
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.type Reset_Handler, %function
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Reset_Handler:
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ldr r0, =_estack
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mov sp, r0
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bl SystemInit
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ldr r0, =_sdata
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ldr r1, =_edata
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ldr r2, =_sidata
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movs r3, #0
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b LoopCopyDataInit
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CopyDataInit:
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ldr r4, [r2, r3]
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str r4, [r0, r3]
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adds r3, r3, #4
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LoopCopyDataInit:
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adds r4, r0, r3
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cmp r4, r1
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bcc CopyDataInit
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ldr r2, =_sbss
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ldr r4, =_ebss
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movs r3, #0
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b LoopFillZerobss
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FillZerobss:
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str r3, [r2]
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adds r2, r2, #4
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LoopFillZerobss:
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cmp r2, r4
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bcc FillZerobss
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bl __libc_init_array
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bl main
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LoopForever:
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b LoopForever
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.size Reset_Handler, .-Reset_Handler
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.section .text.Default_Handler,"ax",%progbits
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Default_Handler:
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Infinite_Loop:
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b Infinite_Loop
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.size Default_Handler, .-Default_Handler
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.macro def_irq handler
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.weak \handler
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.thumb_set \handler, Default_Handler
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.endm
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def_irq NMI_Handler
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def_irq HardFault_Handler
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def_irq MemManage_Handler
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def_irq BusFault_Handler
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def_irq UsageFault_Handler
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def_irq SVC_Handler
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def_irq DebugMon_Handler
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def_irq PendSV_Handler
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def_irq SysTick_Handler
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def_irq WWDG_IRQHandler
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def_irq PVD_IRQHandler
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def_irq TAMPER_IRQHandler
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def_irq RTC_IRQHandler
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def_irq FLASH_IRQHandler
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def_irq RCC_IRQHandler
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def_irq EXTI0_IRQHandler
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def_irq EXTI1_IRQHandler
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def_irq EXTI2_IRQHandler
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def_irq EXTI3_IRQHandler
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def_irq EXTI4_IRQHandler
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def_irq DMA1_Channel1_IRQHandler
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def_irq DMA1_Channel2_IRQHandler
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def_irq DMA1_Channel3_IRQHandler
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def_irq DMA1_Channel4_IRQHandler
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def_irq DMA1_Channel5_IRQHandler
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def_irq DMA1_Channel6_IRQHandler
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def_irq DMA1_Channel7_IRQHandler
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def_irq ADC1_2_IRQHandler
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def_irq USB_HP_CAN1_TX_IRQHandler
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def_irq USB_LP_CAN1_RX0_IRQHandler
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def_irq CAN1_RX1_IRQHandler
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def_irq CAN1_SCE_IRQHandler
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def_irq EXTI9_5_IRQHandler
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def_irq TIM1_BRK_IRQHandler
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def_irq TIM1_UP_IRQHandler
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def_irq TIM1_TRG_COM_IRQHandler
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def_irq TIM1_CC_IRQHandler
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def_irq TIM2_IRQHandler
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def_irq TIM3_IRQHandler
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def_irq TIM4_IRQHandler
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def_irq I2C1_EV_IRQHandler
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def_irq I2C1_ER_IRQHandler
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def_irq I2C2_EV_IRQHandler
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def_irq I2C2_ER_IRQHandler
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def_irq SPI1_IRQHandler
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def_irq SPI2_IRQHandler
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def_irq USART1_IRQHandler
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def_irq USART2_IRQHandler
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def_irq USART3_IRQHandler
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def_irq EXTI15_10_IRQHandler
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def_irq RTC_Alarm_IRQHandler
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def_irq USBWakeUp_IRQHandler
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.section .isr_vector,"a",%progbits
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.type g_pfnVectors, %object
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g_pfnVectors:
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.word _estack
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.word Reset_Handler
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.word NMI_Handler
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.word HardFault_Handler
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.word MemManage_Handler
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.word BusFault_Handler
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.word UsageFault_Handler
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.word 0
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.word 0
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.word 0
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.word 0
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.word SVC_Handler
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.word DebugMon_Handler
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.word 0
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.word PendSV_Handler
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.word SysTick_Handler
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.word WWDG_IRQHandler
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.word PVD_IRQHandler
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.word TAMPER_IRQHandler
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.word RTC_IRQHandler
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.word FLASH_IRQHandler
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.word RCC_IRQHandler
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.word EXTI0_IRQHandler
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.word EXTI1_IRQHandler
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.word EXTI2_IRQHandler
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.word EXTI3_IRQHandler
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.word EXTI4_IRQHandler
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.word DMA1_Channel1_IRQHandler
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.word DMA1_Channel2_IRQHandler
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.word DMA1_Channel3_IRQHandler
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.word DMA1_Channel4_IRQHandler
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.word DMA1_Channel5_IRQHandler
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.word DMA1_Channel6_IRQHandler
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.word DMA1_Channel7_IRQHandler
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.word ADC1_2_IRQHandler
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.word USB_HP_CAN1_TX_IRQHandler
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.word USB_LP_CAN1_RX0_IRQHandler
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.word CAN1_RX1_IRQHandler
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.word CAN1_SCE_IRQHandler
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.word EXTI9_5_IRQHandler
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.word TIM1_BRK_IRQHandler
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.word TIM1_UP_IRQHandler
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.word TIM1_TRG_COM_IRQHandler
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.word TIM1_CC_IRQHandler
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.word TIM2_IRQHandler
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.word TIM3_IRQHandler
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.word TIM4_IRQHandler
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.word I2C1_EV_IRQHandler
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.word I2C1_ER_IRQHandler
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.word I2C2_EV_IRQHandler
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.word I2C2_ER_IRQHandler
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.word SPI1_IRQHandler
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.word SPI2_IRQHandler
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.word USART1_IRQHandler
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.word USART2_IRQHandler
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.word USART3_IRQHandler
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.word EXTI15_10_IRQHandler
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.word RTC_Alarm_IRQHandler
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.word USBWakeUp_IRQHandler
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.size g_pfnVectors, .-g_pfnVectors
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