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　 .syntax unified .cpu cortex-m3 .fpu softvfp .thumb /* imported symbols */ /* 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 /* initial value of SP. defined in linker script */ .word _estack /* exported symbols */ .global IRQVectorsTable .global Reset_Handler .global _start .global Default_Handler /****************************************************************************** * * The minimal vector table for a Cortex M3. 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 IRQVectorsTable, %object .size IRQVectorsTable, .-IRQVectorsTable IRQVectorsTable: .word _estack /*; 00: Top of Stack */ .word Reset_Handler /*; 01: Reset Handler */ .word NMI_Handler /*; 02: NMI Handler */ .word HardFault_Handler /*; 03: Hard Fault Handler */ .word MemManage_Handler /*; 04: MPU Fault Handler */ .word BusFault_Handler /*; 05: Bus Fault Handler */ .word UsageFault_Handler /*; 06: Usage Fault Handler */ .word 0 /*; 07: Reserved */ .word 0 /*; 08: Reserved */ .word 0 /*; 09: Reserved */ .word 0 /*; 10: Reserved */ .word SVC_Handler /*; 11: SVCall Handler */ .word DebugMon_Handler /*; 12: Debug Monitor Handler */ .word 0 /*; 13: Reserved */ .word PendSV_Handler /*; 14: PendSV Handler */ .word SysTick_Handler /*; 15: SysTick Handler */ .word GPIOPortA_IRQHandler /*; 16+ 0: GPIO Port A */ .word GPIOPortB_IRQHandler /*; 16+ 1: GPIO Port B */ .word GPIOPortC_IRQHandler /*; 16+ 2: GPIO Port C */ .word GPIOPortD_IRQHandler /*; 16+ 3: GPIO Port D */ .word GPIOPortE_IRQHandler /*; 16+ 4: GPIO Port E */ .word UART0_IRQHandler /*; 16+ 5: UART0 Rx and Tx */ .word UART1_IRQHandler /*; 16+ 6: UART1 Rx and Tx */ .word SSI0_IRQHandler /*; 16+ 7: SSI0 Rx and Tx */ .word I2C0_IRQHandler /*; 16+ 8: I2C0 Master and Slave */ .word PWMFault_IRQHandler /*; 16+ 9: PWM Fault */ .word PWMGen0_IRQHandler /*; 16+10: PWM Generator 0 */ .word PWMGen1_IRQHandler /*; 16+11: PWM Generator 1 */ .word PWMGen2_IRQHandler /*; 16+12: PWM Generator 2 */ .word QEI0_IRQHandler /*; 16+13: Quadrature Encoder 0 */ .word ADCSeq0_IRQHandler /*; 16+14: ADC Sequence 0 */ .word ADCSeq1_IRQHandler /*; 16+15: ADC Sequence 1 */ .word ADCSeq2_IRQHandler /*; 16+16: ADC Sequence 2 */ .word ADCSeq3_IRQHandler /*; 16+17: ADC Sequence 3 */ .word Watchdog_IRQHandler /*; 16+18: Watchdog timer */ .word Timer0A_IRQHandler /*; 16+19: Timer 0 subtimer A */ .word Timer0B_IRQHandler /*; 16+20: Timer 0 subtimer B */ .word Timer1A_IRQHandler /*; 16+21: Timer 1 subtimer A */ .word Timer1B_IRQHandler /*; 16+22: Timer 1 subtimer B */ .word Timer2A_IRQHandler /*; 16+23: Timer 2 subtimer A */ .word Timer2B_IRQHandler /*; 16+24: Timer 2 subtimer B */ .word Comp0_IRQHandler /*; 16+25: Analog Comparator 0 */ .word Comp1_IRQHandler /*; 16+26: Analog Comparator 1 */ .word Comp2_IRQHandler /*; 16+27: Analog Comparator 2 */ .word SysCtrl_IRQHandler /*; 16+28: System Control (PLL, OSC, BO) */ .word FlashCtrl_IRQHandler /*; 16+29: FLASH Control */ .word GPIOPortF_IRQHandler /*; 16+30: GPIO Port F */ .word GPIOPortG_IRQHandler /*; 16+31: GPIO Port G */ .word GPIOPortH_IRQHandler /*; 16+32: GPIO Port H */ .word USART2_IRQHandler /*; 16+33: UART2 Rx and Tx */ .word SSI1_IRQHandler /*; 16+34: SSI1 Rx and Tx */ .word Timer3A_IRQHandler /*; 16+35: Timer 3 subtimer A */ .word Timer3B_IRQHandler /*; 16+36: Timer 3 subtimer B */ .word I2C1_IRQHandler /*; 16+37: I2C1 Master and Slave */ .word QEI1_IRQHandler /*; 16+38: Quadrature Encoder 1 */ .word CAN0_IRQHandler /*; 16+39: CAN0 */ .word CAN1_IRQHandler /*; 16+40: CAN1 */ .word CAN2_IRQHandler /*; 16+41: CAN2 */ .word Ethernet_IRQHandler /*; 16+42: Ethernet */ .word Hibernate_IRQHandler /*; 16+43: Hibernate */ .word USB0_IRQHandler /*; 16+44: USB0 */ .word PWMGen3_IRQHandler /*; 16+45: PWM Generator 3 */ .word uDMA_IRQHandler /*; 16+46: uDMA Software Transfer */ .word uDMAErr_IRQHandler /*; 16+47: uDMA Error */ /******************************************************************************* * * 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 DebugMon_Handler, Default_Handler .weak PendSV_Handler .thumb_set PendSV_Handler, Default_Handler .weak SysTick_Handler .thumb_set SysTick_Handler, Default_Handler .weak GPIOPortA_IRQHandler .thumb_set GPIOPortA_IRQHandler, Default_Handler .weak GPIOPortB_IRQHandler .thumb_set GPIOPortB_IRQHandler, Default_Handler .weak GPIOPortC_IRQHandler .thumb_set GPIOPortC_IRQHandler, Default_Handler .weak GPIOPortD_IRQHandler .thumb_set GPIOPortD_IRQHandler, Default_Handler .weak GPIOPortE_IRQHandler .thumb_set GPIOPortE_IRQHandler, Default_Handler .weak UART0_IRQHandler .thumb_set UART0_IRQHandler, Default_Handler .weak UART1_IRQHandler .thumb_set UART1_IRQHandler, Default_Handler .weak SSI0_IRQHandler .thumb_set SSI0_IRQHandler, Default_Handler .weak I2C0_IRQHandler .thumb_set I2C0_IRQHandler, Default_Handler .weak PWMFault_IRQHandler .thumb_set PWMFault_IRQHandler, Default_Handler .weak PWMGen0_IRQHandler .thumb_set PWMGen0_IRQHandler, Default_Handler .weak PWMGen1_IRQHandler .thumb_set PWMGen1_IRQHandler, Default_Handler .weak PWMGen2_IRQHandler .thumb_set PWMGen2_IRQHandler, Default_Handler .weak QEI0_IRQHandler .thumb_set QEI0_IRQHandler, Default_Handler .weak ADCSeq0_IRQHandler .thumb_set ADCSeq0_IRQHandler, Default_Handler .weak ADCSeq1_IRQHandler .thumb_set ADCSeq1_IRQHandler, Default_Handler .weak ADCSeq2_IRQHandler .thumb_set ADCSeq2_IRQHandler, Default_Handler .weak ADCSeq3_IRQHandler .thumb_set ADCSeq3_IRQHandler, Default_Handler .weak Watchdog_IRQHandler .thumb_set Watchdog_IRQHandler, Default_Handler .weak Timer0A_IRQHandler .thumb_set Timer0A_IRQHandler, Default_Handler .weak Timer0B_IRQHandler .thumb_set Timer0B_IRQHandler, Default_Handler .weak Timer1A_IRQHandler .thumb_set Timer1A_IRQHandler, Default_Handler .weak Timer1B_IRQHandler .thumb_set Timer1B_IRQHandler, Default_Handler .weak Timer2A_IRQHandler .thumb_set Timer2A_IRQHandler, Default_Handler .weak Timer2B_IRQHandler .thumb_set Timer2B_IRQHandler, Default_Handler .weak Comp0_IRQHandler .thumb_set Comp0_IRQHandler, Default_Handler .weak Comp1_IRQHandler .thumb_set Comp1_IRQHandler, Default_Handler .weak Comp2_IRQHandler .thumb_set Comp2_IRQHandler, Default_Handler .weak SysCtrl_IRQHandler .thumb_set SysCtrl_IRQHandler, Default_Handler .weak FlashCtrl_IRQHandler .thumb_set FlashCtrl_IRQHandler, Default_Handler .weak GPIOPortF_IRQHandler .thumb_set GPIOPortF_IRQHandler, Default_Handler .weak GPIOPortG_IRQHandler .thumb_set GPIOPortG_IRQHandler, Default_Handler .weak GPIOPortH_IRQHandler .thumb_set GPIOPortH_IRQHandler, Default_Handler .weak USART2_IRQHandler .thumb_set USART2_IRQHandler, Default_Handler .weak SSI1_IRQHandler .thumb_set SSI1_IRQHandler, Default_Handler .weak Timer3A_IRQHandler .thumb_set Timer3A_IRQHandler, Default_Handler .weak Timer3B_IRQHandler .thumb_set Timer3B_IRQHandler, Default_Handler .weak I2C1_IRQHandler .thumb_set I2C1_IRQHandler, Default_Handler .weak QEI1_IRQHandler .thumb_set QEI1_IRQHandler, Default_Handler .weak CAN0_IRQHandler .thumb_set CAN0_IRQHandler, Default_Handler .weak CAN1_IRQHandler .thumb_set CAN1_IRQHandler, Default_Handler .weak CAN2_IRQHandler .thumb_set CAN2_IRQHandler, Default_Handler .weak Ethernet_IRQHandler .thumb_set Ethernet_IRQHandler, Default_Handler .weak Hibernate_IRQHandler .thumb_set Hibernate_IRQHandler, Default_Handler .weak USB0_IRQHandler .thumb_set USB0_IRQHandler, Default_Handler .weak PWMGen3_IRQHandler .thumb_set PWMGen3_IRQHandler, Default_Handler .weak uDMA_IRQHandler .thumb_set uDMA_IRQHandler, Default_Handler .weak uDMAErr_IRQHandler .thumb_set uDMAErr_IRQHandler, Default_Handler .section .text.Reset_Handler@ .section .text.Reset_Handler .weak Reset_Handler .type Reset_Handler, %function Reset_Handler: _start: /* Copy the data segment initializers from flash to SRAM */ ldr r1, =_sidata ldr r2, =_sdata ldr r3, =_edata b LoopCopyDataInit CopyDataInit: ldr r0, [r1], #4 str r0, [r2], #4 LoopCopyDataInit: cmp r2, r3 bcc CopyDataInit /* Zero fill the bss segment. */ movs r0, #0 ldr r1, =_sbss ldr r2, =_ebss b LoopFillZerobss FillZerobss: str r0, [r1], #4 LoopFillZerobss: cmp r1, r2 bcc FillZerobss /* Call the application's entry point.*/ .ifdef __SYSTEM_INIT ldr r0, =SystemInit blx r0 .endif bl main bx lr /* ldr r0, =main bx r0 */ .size Reset_Handler, .-Reset_Handler .section .text.Default_Handler,"ax",%progbits .weak Default_Handler .type Default_Handler, %function Default_Handler: Infinite_Loop: b Infinite_Loop .size Default_Handler, .-Default_Handler