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/*
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