86 lines
2.8 KiB
ArmAsm
86 lines
2.8 KiB
ArmAsm
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;ChipId: B6x
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;Stack Configuration------------------------------------------------------------
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Stack_Size EQU 0x600
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AREA STACK, NOINIT, READWRITE, ALIGN=3
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Stack_Mem SPACE Stack_Size
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__initial_sp
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;-------------------------------------------------------------------------------
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;Heap Configuration-------------------------------------------------------------
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;Heap_Size EQU 0x200
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; AREA HEAP, NOINIT, READWRITE, ALIGN=3
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;__heap_base
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;Heap_Mem SPACE Heap_Size
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;__heap_limit
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;-------------------------------------------------------------------------------
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PRESERVE8
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THUMB
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; Vector Table Mapped to Address 0 at Reset-------------------------------------
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AREA RESET, DATA, READONLY
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EXPORT __Vectors
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__Vectors DCD __initial_sp ; 0, load top of stack
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DCD Reset_Handler ; 1, Reset Handler
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DCD NMI_Handler ; 2, NMI Handler
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DCD HardFault_Handler ; 3, Hard Fault Handler
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DCD 0x18004000 ; LDR_RUN_ADDR
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DCD 0x18020000 ; LDR_INFO_ADDR
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__Vectors_End
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__Vectors_Size EQU __Vectors_End - __Vectors
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;-------------------------------------------------------------------------------
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AREA |.INT|, CODE, READONLY
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;Reset Handler------------------------------------------------------------------
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Reset_Handler PROC
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EXPORT Reset_Handler [WEAK]
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IMPORT __main
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LDR R0, =__main
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BX R0
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ENDP
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; Dummy Exception Handlers (infinite loops here, can be modified)
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NMI_Handler PROC
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EXPORT NMI_Handler [WEAK]
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B .
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ENDP
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HardFault_Handler\
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PROC
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EXPORT HardFault_Handler [WEAK]
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B .
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ENDP
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ALIGN
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;*******************************************************************************
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; User Stack and Heap initialization
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;*******************************************************************************
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IF :DEF:__MICROLIB
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EXPORT __initial_sp
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;EXPORT __heap_base
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;EXPORT __heap_limit
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ELSE
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IMPORT __use_two_region_memory
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EXPORT __user_initial_stackheap
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__user_initial_stackheap
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LDR R0, = Heap_Mem
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LDR R1, = (Stack_Mem + Stack_Size)
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LDR R2, = (Heap_Mem + Heap_Size)
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LDR R3, = Stack_Mem
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BX LR
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ALIGN
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ENDIF
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END
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