From 47fb4c8b8803c5147e8f6c87d2206dadefc44b17 Mon Sep 17 00:00:00 2001 From: Pixel Date: Sun, 23 Jan 2011 17:23:32 -0800 Subject: Shuffling a few files around, and adding assembly file support. --- arch/arm/lpc17xx/startup.s | 243 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 243 insertions(+) create mode 100644 arch/arm/lpc17xx/startup.s (limited to 'arch/arm/lpc17xx/startup.s') diff --git a/arch/arm/lpc17xx/startup.s b/arch/arm/lpc17xx/startup.s new file mode 100644 index 0000000..b195a18 --- /dev/null +++ b/arch/arm/lpc17xx/startup.s @@ -0,0 +1,243 @@ +/*****************************************************************************/ +/* startup_LPC17xx.s: Startup file for LPC17xx device series */ +/*****************************************************************************/ +/* Version: CodeSourcery Sourcery G++ Lite (with CS3) */ +/*****************************************************************************/ + + +/* +//*** <<< Use Configuration Wizard in Context Menu >>> *** +*/ + + +/* +// Stack Configuration +// Stack Size (in Bytes) <0x0-0xFFFFFFFF:8> +// +*/ + + .equ Stack_Size, 0x00000100 + .section ".stack", "w" + .align 3 + .globl __cs3_stack_mem + .globl __cs3_stack_size +__cs3_stack_mem: + .if Stack_Size + .space Stack_Size + .endif + .size __cs3_stack_mem, . - __cs3_stack_mem + .set __cs3_stack_size, . - __cs3_stack_mem + + +/* +// Heap Configuration +// Heap Size (in Bytes) <0x0-0xFFFFFFFF:8> +// +*/ + + .equ Heap_Size, 0x00001000 + + .section ".heap", "w" + .align 3 + .globl __cs3_heap_start + .globl __cs3_heap_end +__cs3_heap_start: + .if Heap_Size + .space Heap_Size + .endif +__cs3_heap_end: + + +/* Vector Table */ + + .section ".cs3.interrupt_vector" + .globl __cs3_interrupt_vector_cortex_m + .type __cs3_interrupt_vector_cortex_m, %object + +__cs3_interrupt_vector_cortex_m: + .long __cs3_stack /* Top of Stack */ + .long __cs3_reset /* Reset Handler */ + .long NMI_Handler /* NMI Handler */ + .long HardFault_Handler /* Hard Fault Handler */ + .long MemManage_Handler /* MPU Fault Handler */ + .long BusFault_Handler /* Bus Fault Handler */ + .long UsageFault_Handler /* Usage Fault Handler */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long SVC_Handler /* SVCall Handler */ + .long DebugMon_Handler /* Debug Monitor Handler */ + .long 0 /* Reserved */ + .long PendSV_Handler /* PendSV Handler */ + .long SysTick_Handler /* SysTick Handler */ + + /* External Interrupts */ + .long WDT_IRQHandler /* 16: Watchdog Timer */ + .long TIMER0_IRQHandler /* 17: Timer0 */ + .long TIMER1_IRQHandler /* 18: Timer1 */ + .long TIMER2_IRQHandler /* 19: Timer2 */ + .long TIMER3_IRQHandler /* 20: Timer3 */ + .long UART0_IRQHandler /* 21: UART0 */ + .long UART1_IRQHandler /* 22: UART1 */ + .long UART2_IRQHandler /* 23: UART2 */ + .long UART3_IRQHandler /* 24: UART3 */ + .long PWM1_IRQHandler /* 25: PWM1 */ + .long I2C0_IRQHandler /* 26: I2C0 */ + .long I2C1_IRQHandler /* 27: I2C1 */ + .long I2C2_IRQHandler /* 28: I2C2 */ + .long SPI_IRQHandler /* 29: SPI */ + .long SSP0_IRQHandler /* 30: SSP0 */ + .long SSP1_IRQHandler /* 31: SSP1 */ + .long PLL0_IRQHandler /* 32: PLL0 Lock (Main PLL) */ + .long RTC_IRQHandler /* 33: Real Time Clock */ + .long EINT0_IRQHandler /* 34: External Interrupt 0 */ + .long EINT1_IRQHandler /* 35: External Interrupt 1 */ + .long EINT2_IRQHandler /* 36: External Interrupt 2 */ + .long EINT3_IRQHandler /* 37: External Interrupt 3 */ + .long ADC_IRQHandler /* 38: A/D Converter */ + .long BOD_IRQHandler /* 39: Brown-Out Detect */ + .long USB_IRQHandler /* 40: USB */ + .long CAN_IRQHandler /* 41: CAN */ + .long DMA_IRQHandler /* 42: General Purpose DMA */ + .long I2S_IRQHandler /* 43: I2S */ + .long ENET_IRQHandler /* 44: Ethernet */ + .long RIT_IRQHandler /* 45: Repetitive Interrupt Timer */ + .long MCPWM_IRQHandler /* 46: Motor Control PWM */ + .long QEI_IRQHandler /* 47: Quadrature Encoder Interface */ + .long PLL1_IRQHandler /* 48: PLL1 Lock (USB PLL) */ + .long USBActivity_IRQHandler /* 49: USB Activity */ + .long CANActivity_IRQHandler /* 50: CAN Activity */ + + .size __cs3_interrupt_vector_cortex_m, . - __cs3_interrupt_vector_cortex_m + + + .thumb + + +/* Reset Handler */ + + .section .cs3.reset,"x",%progbits + .thumb_func + .globl __cs3_reset_cortex_m + .type __cs3_reset_cortex_m, %function +__cs3_reset_cortex_m: + .fnstart + LDR R0, =SystemInit + BLX R0 + LDR R0,=_start + BX R0 + .pool + .cantunwind + .fnend + .size __cs3_reset_cortex_m,.-__cs3_reset_cortex_m + + .section ".text" + +/* Exception Handlers */ + + .weak NMI_Handler + .type NMI_Handler, %function +NMI_Handler: + B . + .size NMI_Handler, . - NMI_Handler + + .weak HardFault_Handler + .type HardFault_Handler, %function +HardFault_Handler: + B . + .size HardFault_Handler, . - HardFault_Handler + + .weak MemManage_Handler + .type MemManage_Handler, %function +MemManage_Handler: + B . + .size MemManage_Handler, . - MemManage_Handler + + .weak BusFault_Handler + .type BusFault_Handler, %function +BusFault_Handler: + B . + .size BusFault_Handler, . - BusFault_Handler + + .weak UsageFault_Handler + .type UsageFault_Handler, %function +UsageFault_Handler: + B . + .size UsageFault_Handler, . - UsageFault_Handler + + .weak SVC_Handler + .type SVC_Handler, %function +SVC_Handler: + B . + .size SVC_Handler, . - SVC_Handler + + .weak DebugMon_Handler + .type DebugMon_Handler, %function +DebugMon_Handler: + B . + .size DebugMon_Handler, . - DebugMon_Handler + + .weak PendSV_Handler + .type PendSV_Handler, %function +PendSV_Handler: + B . + .size PendSV_Handler, . - PendSV_Handler + + .weak SysTick_Handler + .type SysTick_Handler, %function +SysTick_Handler: + B . + .size SysTick_Handler, . - SysTick_Handler + + +/* IRQ Handlers */ + + .globl Default_Handler + .type Default_Handler, %function +Default_Handler: + B . + .size Default_Handler, . - Default_Handler + + .macro IRQ handler + .weak \handler + .set \handler, Default_Handler + .endm + + IRQ WDT_IRQHandler + IRQ TIMER0_IRQHandler + IRQ TIMER1_IRQHandler + IRQ TIMER2_IRQHandler + IRQ TIMER3_IRQHandler + IRQ UART0_IRQHandler + IRQ UART1_IRQHandler + IRQ UART2_IRQHandler + IRQ UART3_IRQHandler + IRQ PWM1_IRQHandler + IRQ I2C0_IRQHandler + IRQ I2C1_IRQHandler + IRQ I2C2_IRQHandler + IRQ SPI_IRQHandler + IRQ SSP0_IRQHandler + IRQ SSP1_IRQHandler + IRQ PLL0_IRQHandler + IRQ RTC_IRQHandler + IRQ EINT0_IRQHandler + IRQ EINT1_IRQHandler + IRQ EINT2_IRQHandler + IRQ EINT3_IRQHandler + IRQ ADC_IRQHandler + IRQ BOD_IRQHandler + IRQ USB_IRQHandler + IRQ CAN_IRQHandler + IRQ DMA_IRQHandler + IRQ I2S_IRQHandler + IRQ ENET_IRQHandler + IRQ RIT_IRQHandler + IRQ MCPWM_IRQHandler + IRQ QEI_IRQHandler + IRQ PLL1_IRQHandler + IRQ USBActivity_IRQHandler + IRQ CANActivity_IRQHandler + + .end -- cgit v1.2.3