112 lines
4.2 KiB
ArmAsm
112 lines
4.2 KiB
ArmAsm
;!!!全局的类对象构造函数会在SmartOS重设RAM位置之前执行，要确保它们栈充足
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; 栈空间意义不大，SmartOS将会重新设定到RAM最大值，这里分配的栈空间仅用于TSys构造函数重新指定栈之前
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Stack_Size EQU 0x00000400
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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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; SmartOS将会重新设定堆到RAM最大值，但是在Sys设定堆大小之前，别的地方也可能需要用到堆，特别是类的全局对象
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Heap_Size EQU 0x00000400
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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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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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EXPORT __Vectors_End
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EXPORT __Vectors_Size
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__Vectors DCD __initial_sp ; Top of Stack
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DCD Reset_Handler ; Reset Handler
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IMPORT FaultHandler
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IMPORT UserHandler
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DCD FaultHandler ; NMI Handler
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DCD FaultHandler ; Hard Fault Handler
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DCD FaultHandler ; MPU Fault Handler
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DCD FaultHandler ; Bus Fault Handler
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DCD FaultHandler ; Usage Fault Handler
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DCD 0 ; Reserved
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DCD 0 ; Reserved
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DCD 0 ; Reserved
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DCD 0 ; Reserved
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DCD UserHandler ; SVCall Handler
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DCD 0 ; Reserved
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DCD 0 ; Reserved
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DCD PendSV_Handler ; PendSV Handler
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DCD UserHandler ; SysTick Handler
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; External Interrupts
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DCD UserHandler ; Window Watchdog
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DCD UserHandler ; PVD through EXTI Line detect
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DCD UserHandler ; RTC through EXTI Line
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DCD UserHandler ; FLASH
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DCD UserHandler ; RCC
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DCD UserHandler ; EXTI Line 0 and 1
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DCD UserHandler ; EXTI Line 2 and 3
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DCD UserHandler ; EXTI Line 4 to 15
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DCD UserHandler ; TS
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DCD UserHandler ; DMA1 Channel 1
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DCD UserHandler ; DMA1 Channel 2 and Channel 3
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DCD UserHandler ; DMA1 Channel 4 and Channel 5
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DCD UserHandler ; ADC1, COMP1 and COMP2
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DCD UserHandler ; TIM1 Break, Update, Trigger and Commutation
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DCD UserHandler ; TIM1 Capture Compare
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DCD UserHandler ; TIM2
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DCD UserHandler ; TIM3
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DCD UserHandler ; TIM6 and DAC
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DCD 0 ; Reserved
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DCD UserHandler ; TIM14
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DCD UserHandler ; TIM15
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DCD UserHandler ; TIM16
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DCD UserHandler ; TIM17
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DCD UserHandler ; I2C1
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DCD UserHandler ; I2C2
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DCD UserHandler ; SPI1
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DCD UserHandler ; SPI2
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DCD UserHandler ; USART1
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DCD UserHandler ; USART2
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DCD 0 ; Reserved
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DCD UserHandler ; CEC
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DCD 0 ; Reserved
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__Vectors_End
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__Vectors_Size EQU __Vectors_End - __Vectors
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AREA |.text|, CODE, READONLY
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; 启动函数
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Reset_Handler PROC
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EXPORT Reset_Handler [WEAK]
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IMPORT SystemInit
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IMPORT __main
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LDR R0, =SystemInit
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BLX R0
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LDR R0, =__main
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BX R0
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ENDP
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PendSV_Handler PROC
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EXPORT PendSV_Handler [WEAK]
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B .
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ENDP
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ALIGN
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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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END
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