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.syntax unified
.cpu cortex-m3
.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:
/* restore original stack pointer */
ldr sp, =_estack /* 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], #4
LoopFillZerobss:
ldr r3, = _ebss
cmp r2, r3
bcc FillZerobss
/* Call the application's entry point.*/
bl main
bx lr
.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 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 g_pfnVectors, %object
.size g_pfnVectors, .-g_pfnVectors
g_pfnVectors:
.word _estack
.word Reset_Handler
.word Default_Handler //NMI_Handler
.word HardFault_Handler
.word Default_Handler //MemManage_Handler
.word Default_Handler //BusFault_Handler
.word Default_Handler //UsageFault_Handler
.word 0
.word 0
.word 0
.word 0
.word Default_Handler //SVC_Handler
.word Default_Handler //DebugMon_Handler
.word 0
.word PendSV_Handler
.word rt_hw_timer_handler
.word Default_Handler // GPIO Port A
.word Default_Handler // GPIO Port B
.word Default_Handler // GPIO Port C
.word Default_Handler // GPIO Port D
.word Default_Handler // GPIO Port E
.word rt_hw_uart_isr_1 // UART0 Rx and Tx
.word Default_Handler // UART1 Rx and Tx
.word Default_Handler // SSI Rx and Tx
.word Default_Handler // I2C Master and Slave
.word Default_Handler // PWM Fault
.word Default_Handler // PWM Generator 0
.word Default_Handler // PWM Generator 1
.word Default_Handler // PWM Generator 2
.word Default_Handler // Quadrature Encoder
.word Default_Handler // ADC Sequence 0
.word Default_Handler // ADC Sequence 1
.word Default_Handler // ADC Sequence 2
.word Default_Handler // ADC Sequence 3
.word Default_Handler // Watchdog timer
.word Default_Handler // Timer 0 subtimer A
.word Default_Handler // Timer 0 subtimer B
.word Default_Handler // Timer 1 subtimer A
.word Default_Handler // Timer 1 subtimer B
.word Default_Handler // Timer 2 subtimer A
.word Default_Handler // Timer 2 subtimer B
.word Default_Handler // Analog Comparator 0
.word Default_Handler // Analog Comparator 1
.word Default_Handler // Analog Comparator 2
.word Default_Handler // System Control (PLL, OSC,
.word Default_Handler // FLASH Control
.word Default_Handler // GPIO Port F
.word Default_Handler // GPIO Port G
.word Default_Handler // GPIO Port H
.word Default_Handler // UART2 Rx and Tx
.word Default_Handler // SSI1 Rx and Tx
.word Default_Handler // Timer 3 subtimer A
.word Default_Handler // Timer 3 subtimer B
.word Default_Handler // I2C1 Master and Slave
.word Default_Handler // Quadrature Encoder 1
.word Default_Handler // CAN0
.word Default_Handler // CAN1
.word Default_Handler // CAN2
.word luminaryif_isr // Ethernet
.word Default_Handler // Hibernate
.word Default_Handler // USB0
.word Default_Handler // PWM Generator 3
.word Default_Handler // uDMA Software Transfer
.word Default_Handler // uDMA Error
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