Yihui Xiong
initial
Diff: mbed-src/targets/cmsis/TARGET_NORDIC/TARGET_MCU_NRF51822/TOOLCHAIN_GCC_ARM/startup_NRF51822.S
- Revision:
- 1:9d3b497333c0
- Parent:
- 0:638edba3adf6
--- a/mbed-src/targets/cmsis/TARGET_NORDIC/TARGET_MCU_NRF51822/TOOLCHAIN_GCC_ARM/startup_NRF51822.S Mon Jan 11 02:32:24 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,262 +0,0 @@ -/* -Copyright (c) 2013, Nordic Semiconductor ASA -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - -* Redistributions of source code must retain the above copyright notice, this - list of conditions and the following disclaimer. - -* 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. - -* Neither the name of Nordic Semiconductor ASA 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. -*/ - -/* -NOTE: Template files (including this one) are application specific and therefore -expected to be copied into the application project folder prior to its use! -*/ - - .syntax unified - .arch armv6-m - - .section .stack - .align 3 -#ifdef __STACK_SIZE - .equ Stack_Size, __STACK_SIZE -#else - .equ Stack_Size, 2048 -#endif - .globl __StackTop - .globl __StackLimit -__StackLimit: - .space Stack_Size - .size __StackLimit, . - __StackLimit -__StackTop: - .size __StackTop, . - __StackTop - - .section .heap - .align 3 -#ifdef __HEAP_SIZE - .equ Heap_Size, __HEAP_SIZE -#else - .equ Heap_Size, 2048 -#endif - .globl __HeapBase - .globl __HeapLimit -__HeapBase: - .if Heap_Size - .space Heap_Size - .endif - .size __HeapBase, . - __HeapBase -__HeapLimit: - .size __HeapLimit, . - __HeapLimit - - .section .Vectors - .align 2 - .globl __Vectors -__Vectors: - .long __StackTop /* Top of Stack */ - .long Reset_Handler /* Reset Handler */ - .long NMI_Handler /* NMI Handler */ - .long HardFault_Handler /* Hard Fault Handler */ - .long 0 /* Reserved */ - .long 0 /* Reserved */ - .long 0 /* Reserved */ - .long 0 /* Reserved */ - .long 0 /* Reserved */ - .long 0 /* Reserved */ - .long 0 /* Reserved */ - .long SVC_Handler /* SVCall Handler */ - .long 0 /* Reserved */ - .long 0 /* Reserved */ - .long PendSV_Handler /* PendSV Handler */ - .long SysTick_Handler /* SysTick Handler */ - - /* External Interrupts */ - .long POWER_CLOCK_IRQHandler /*POWER_CLOCK */ - .long RADIO_IRQHandler /*RADIO */ - .long UART0_IRQHandler /*UART0 */ - .long SPI0_TWI0_IRQHandler /*SPI0_TWI0 */ - .long SPI1_TWI1_IRQHandler /*SPI1_TWI1 */ - .long 0 /*Reserved */ - .long GPIOTE_IRQHandler /*GPIOTE */ - .long ADC_IRQHandler /*ADC */ - .long TIMER0_IRQHandler /*TIMER0 */ - .long TIMER1_IRQHandler /*TIMER1 */ - .long TIMER2_IRQHandler /*TIMER2 */ - .long RTC0_IRQHandler /*RTC0 */ - .long TEMP_IRQHandler /*TEMP */ - .long RNG_IRQHandler /*RNG */ - .long ECB_IRQHandler /*ECB */ - .long CCM_AAR_IRQHandler /*CCM_AAR */ - .long WDT_IRQHandler /*WDT */ - .long RTC1_IRQHandler /*RTC1 */ - .long QDEC_IRQHandler /*QDEC */ - .long LPCOMP_IRQHandler /*LPCOMP */ - .long SWI0_IRQHandler /*SWI0 */ - .long SWI1_IRQHandler /*SWI1 */ - .long SWI2_IRQHandler /*SWI2 */ - .long SWI3_IRQHandler /*SWI3 */ - .long SWI4_IRQHandler /*SWI4 */ - .long SWI5_IRQHandler /*SWI5 */ - .long 0 /*Reserved */ - .long 0 /*Reserved */ - .long 0 /*Reserved */ - .long 0 /*Reserved */ - .long 0 /*Reserved */ - .long 0 /*Reserved */ - - - .size __Vectors, . - __Vectors - -/* Reset Handler */ - - .equ NRF_POWER_RAMON_ADDRESS, 0x40000524 - .equ NRF_POWER_RAMON_RAMxON_ONMODE_Msk, 0x3 - - .text - .thumb - .thumb_func - .align 1 - .globl Reset_Handler - .type Reset_Handler, %function -Reset_Handler: - .fnstart - -/* Make sure ALL RAM banks are powered on */ - LDR R0, =NRF_POWER_RAMON_ADDRESS - LDR R2, [R0] - MOVS R1, #NRF_POWER_RAMON_RAMxON_ONMODE_Msk - ORRS R2, R1 - STR R2, [R0] - -/* Loop to copy data from read only memory to RAM. The ranges - * of copy from/to are specified by following symbols evaluated in - * linker script. - * __etext: End of code section, i.e., begin of data sections to copy from. - * __data_start__/__data_end__: RAM address range that data should be - * copied to. Both must be aligned to 4 bytes boundary. */ - - ldr r1, =__etext - ldr r2, =__data_start__ - ldr r3, =__data_end__ - - subs r3, r2 - ble .LC0 - -.LC1: - subs r3, 4 - ldr r0, [r1,r3] - str r0, [r2,r3] - bgt .LC1 -.LC0: - - LDR R0, =SystemInit - BLX R0 - LDR R0, =_start - BX R0 - - .pool - .cantunwind - .fnend - .size Reset_Handler,.-Reset_Handler - - .section ".text" - - -/* Dummy Exception Handlers (infinite loops which can be modified) */ - - .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 SVC_Handler - .type SVC_Handler, %function -SVC_Handler: - B . - .size SVC_Handler, . - SVC_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 POWER_CLOCK_IRQHandler - IRQ RADIO_IRQHandler - IRQ UART0_IRQHandler - IRQ SPI0_TWI0_IRQHandler - IRQ SPI1_TWI1_IRQHandler - IRQ GPIOTE_IRQHandler - IRQ ADC_IRQHandler - IRQ TIMER0_IRQHandler - IRQ TIMER1_IRQHandler - IRQ TIMER2_IRQHandler - IRQ RTC0_IRQHandler - IRQ TEMP_IRQHandler - IRQ RNG_IRQHandler - IRQ ECB_IRQHandler - IRQ CCM_AAR_IRQHandler - IRQ WDT_IRQHandler - IRQ RTC1_IRQHandler - IRQ QDEC_IRQHandler - IRQ LPCOMP_IRQHandler - IRQ SWI0_IRQHandler - IRQ SWI1_IRQHandler - IRQ SWI2_IRQHandler - IRQ SWI3_IRQHandler - IRQ SWI4_IRQHandler - IRQ SWI5_IRQHandler - - - .end -