| ;/**************************************************************************//** |
| ; * @file startup_ARMCM4.s |
| ; * @brief CMSIS Cortex-M4 Core Device Startup File |
| ; * for CM4 Device Series |
| ; * @version V1.04 |
| ; * @date 14. January 2011 |
| ; *------- <<< Use Configuration Wizard in Context Menu >>> ------------------ |
| ; * |
| ; ******************************************************************************/ |
| |
| |
| ; <h> Stack Configuration |
| ; <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8> |
| ; </h> |
| |
| Stack_Size EQU 0x00000400 |
| |
| AREA STACK, NOINIT, READWRITE, ALIGN=3 |
| Stack_Mem SPACE Stack_Size |
| __initial_sp |
| |
| |
| ; <h> Heap Configuration |
| ; <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8> |
| ; </h> |
| |
| Heap_Size EQU 0x00000000 |
| |
| AREA HEAP, NOINIT, READWRITE, ALIGN=3 |
| __heap_base |
| Heap_Mem SPACE Heap_Size |
| __heap_limit |
| |
| |
| PRESERVE8 |
| THUMB |
| |
| |
| ; Vector Table Mapped to Address 0 at Reset |
| |
| AREA RESET, DATA, READONLY |
| EXPORT __Vectors |
| EXPORT __Vectors_End |
| EXPORT __Vectors_Size |
| |
| __Vectors DCD __initial_sp ; Top of Stack |
| DCD Reset_Handler ; Reset Handler |
| DCD NMI_Handler ; NMI Handler |
| DCD HardFault_Handler ; Hard Fault Handler |
| DCD MemManage_Handler ; MPU Fault Handler |
| DCD BusFault_Handler ; Bus Fault Handler |
| DCD UsageFault_Handler ; Usage Fault Handler |
| DCD 0 ; Reserved |
| DCD 0 ; Reserved |
| DCD 0 ; Reserved |
| DCD 0 ; Reserved |
| DCD SVC_Handler ; SVCall Handler |
| DCD DebugMon_Handler ; Debug Monitor Handler |
| DCD 0 ; Reserved |
| DCD PendSV_Handler ; PendSV Handler |
| DCD SysTick_Handler ; SysTick Handler |
| |
| ; External Interrupts |
| DCD DEF_IRQHandler ; 0: Default |
| __Vectors_End |
| |
| __Vectors_Size EQU __Vectors_End - __Vectors |
| |
| AREA |.text|, CODE, READONLY |
| |
| |
| ; Reset Handler |
| |
| Reset_Handler PROC |
| EXPORT Reset_Handler [WEAK] |
| IMPORT SystemInit |
| IMPORT __main |
| LDR R0, =SystemInit |
| BLX R0 |
| LDR R0, =__main |
| BX R0 |
| ENDP |
| |
| |
| ; Dummy Exception Handlers (infinite loops which can be modified) |
| |
| NMI_Handler PROC |
| EXPORT NMI_Handler [WEAK] |
| B . |
| ENDP |
| HardFault_Handler\ |
| PROC |
| EXPORT HardFault_Handler [WEAK] |
| B . |
| ENDP |
| MemManage_Handler\ |
| PROC |
| EXPORT MemManage_Handler [WEAK] |
| B . |
| ENDP |
| BusFault_Handler\ |
| PROC |
| EXPORT BusFault_Handler [WEAK] |
| B . |
| ENDP |
| UsageFault_Handler\ |
| PROC |
| EXPORT UsageFault_Handler [WEAK] |
| B . |
| ENDP |
| SVC_Handler PROC |
| EXPORT SVC_Handler [WEAK] |
| B . |
| ENDP |
| DebugMon_Handler\ |
| PROC |
| EXPORT DebugMon_Handler [WEAK] |
| B . |
| ENDP |
| PendSV_Handler PROC |
| EXPORT PendSV_Handler [WEAK] |
| B . |
| ENDP |
| SysTick_Handler PROC |
| EXPORT SysTick_Handler [WEAK] |
| B . |
| ENDP |
| |
| Default_Handler PROC |
| EXPORT DEF_IRQHandler [WEAK] |
| DEF_IRQHandler |
| B . |
| ENDP |
| |
| |
| ALIGN |
| |
| |
| ; User Initial Stack & Heap |
| |
| IF :DEF:__MICROLIB |
| |
| EXPORT __initial_sp |
| EXPORT __heap_base |
| EXPORT __heap_limit |
| |
| ELSE |
| |
| IMPORT __use_two_region_memory |
| EXPORT __user_initial_stackheap |
| __user_initial_stackheap |
| |
| LDR R0, = Heap_Mem |
| LDR R1, =(Stack_Mem + Stack_Size) |
| LDR R2, = (Heap_Mem + Heap_Size) |
| LDR R3, = Stack_Mem |
| BX LR |
| |
| ALIGN |
| |
| ENDIF |
| |
| |
| END |