rt-thread/libcpu/arm/fm3/start_rvds.S

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; /*
; * File : start_rvds.s
; * This file is part of RT-Thread RTOS
; * COPYRIGHT (C) 2009 - 2011, RT-Thread Development Team
; *
; * The license and distribution terms for this file may be
; * found in the file LICENSE in this distribution or at
; * http://www.rt-thread.org/license/LICENSE
; *
; * Change Logs:
; * Date Author Notes
; * 2011-02-23 Bernard first implementation
; */
;* <<< Use Configuration Wizard in Context Menu >>>
; Amount of memory (in bytes) allocated for Stack
; Tailor this value to your application needs
; <h> Stack Configuration
; <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
; </h>
Stack_Size EQU 0x00000200
AREA STACK, NOINIT, READWRITE, ALIGN=3
Stack_Mem SPACE Stack_Size
__initial_sp
; Note: RT-Thread not use malloc/free in Keil MDK, therefore the heap size is 0.
Heap_Size EQU 0x00000000
AREA HEAP, NOINIT, READWRITE, ALIGN=3
__heap_base
Heap_Mem SPACE Heap_Size
__heap_limit
PRESERVE8
THUMB
IMPORT rt_hw_hard_fault
IMPORT rt_hw_pend_sv
IMPORT rt_hw_timer_handler
; 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 rt_hw_hard_fault ; 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 rt_hw_pend_sv ; PendSV Handler
DCD rt_hw_timer_handler ; SysTick Handler
DCD CSV_Handler ; 0: Clock Super Visor
DCD SWDT_Handler ; 1: Software Watchdog Timer
DCD LVD_Handler ; 2: Low Voltage Detector
DCD MFT_WG_IRQHandler ; 3: Wave Form Generator / DTIF
DCD INT0_7_Handler ; 4: External Interrupt Request ch.0 to ch.7
DCD INT8_15_Handler ; 5: External Interrupt Request ch.8 to ch.15
DCD DT_Handler ; 6: Dual Timer / Quad Decoder
DCD MFS0RX_IRQHandler ; 7: MultiFunction Serial ch.0
DCD MFS0TX_IRQHandler ; 8: MultiFunction Serial ch.0
DCD MFS1RX_IRQHandler ; 9: MultiFunction Serial ch.1
DCD MFS1TX_IRQHandler ; 10: MultiFunction Serial ch.1
DCD MFS2RX_IRQHandler ; 11: MultiFunction Serial ch.2
DCD MFS2TX_IRQHandler ; 12: MultiFunction Serial ch.2
DCD MFS3RX_IRQHandler ; 13: MultiFunction Serial ch.3
DCD MFS3TX_IRQHandler ; 14: MultiFunction Serial ch.3
DCD MFS4RX_IRQHandler ; 15: MultiFunction Serial ch.4
DCD MFS4TX_IRQHandler ; 16: MultiFunction Serial ch.4
DCD MFS5RX_IRQHandler ; 17: MultiFunction Serial ch.5
DCD MFS5TX_IRQHandler ; 18: MultiFunction Serial ch.5
DCD MFS6RX_IRQHandler ; 19: MultiFunction Serial ch.6
DCD MFS6TX_IRQHandler ; 20: MultiFunction Serial ch.6
DCD MFS7RX_IRQHandler ; 21: MultiFunction Serial ch.7
DCD MFS7TX_IRQHandler ; 22: MultiFunction Serial ch.7
DCD PPG_Handler ; 23: PPG
DCD TIM_IRQHandler ; 24: OSC / PLL / Watch Counter
DCD ADC0_IRQHandler ; 25: ADC0
DCD ADC1_IRQHandler ; 26: ADC1
DCD ADC2_IRQHandler ; 27: ADC2
DCD MFT_FRT_IRQHandler ; 28: Free-run Timer
DCD MFT_IPC_IRQHandler ; 29: Input Capture
DCD MFT_OPC_IRQHandler ; 30: Output Compare
DCD BT_IRQHandler ; 31: Base Timer ch.0 to ch.7
DCD CAN0_IRQHandler ; 32: CAN ch.0
DCD CAN1_IRQHandler ; 33: CAN ch.1
DCD USBF_Handler ; 34: USB Function
DCD USB_Handler ; 35: USB Function / USB HOST
DCD DummyHandler ; 36: Reserved
DCD DummyHandler ; 37: Reserved
DCD DMAC0_Handler ; 38: DMAC ch.0
DCD DMAC1_Handler ; 39: DMAC ch.1
DCD DMAC2_Handler ; 40: DMAC ch.2
DCD DMAC3_Handler ; 41: DMAC ch.3
DCD DMAC4_Handler ; 42: DMAC ch.4
DCD DMAC5_Handler ; 43: DMAC ch.5
DCD DMAC6_Handler ; 44: DMAC ch.6
DCD DMAC7_Handler ; 45: DMAC ch.7
DCD DummyHandler ; 46: Reserved
DCD DummyHandler ; 47: Reserved
__Vectors_End
__Vectors_Size EQU __Vectors_End - __Vectors
AREA |.text|, CODE, READONLY
; Reset handler routine
Reset_Handler PROC
EXPORT Reset_Handler [WEAK]
IMPORT __main
IMPORT SystemInit
LDR R1, = __initial_sp ; restore original stack pointer
MSR MSP, R1
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
Default_Handler PROC
EXPORT CSV_Handler [WEAK]
EXPORT SWDT_Handler [WEAK]
EXPORT LVD_Handler [WEAK]
EXPORT MFT_WG_IRQHandler [WEAK]
EXPORT INT0_7_Handler [WEAK]
EXPORT INT8_15_Handler [WEAK]
EXPORT DT_Handler [WEAK]
EXPORT MFS0RX_IRQHandler [WEAK]
EXPORT MFS0TX_IRQHandler [WEAK]
EXPORT MFS1RX_IRQHandler [WEAK]
EXPORT MFS1TX_IRQHandler [WEAK]
EXPORT MFS2RX_IRQHandler [WEAK]
EXPORT MFS2TX_IRQHandler [WEAK]
EXPORT MFS3RX_IRQHandler [WEAK]
EXPORT MFS3TX_IRQHandler [WEAK]
EXPORT MFS4RX_IRQHandler [WEAK]
EXPORT MFS4TX_IRQHandler [WEAK]
EXPORT MFS5RX_IRQHandler [WEAK]
EXPORT MFS5TX_IRQHandler [WEAK]
EXPORT MFS6RX_IRQHandler [WEAK]
EXPORT MFS6TX_IRQHandler [WEAK]
EXPORT MFS7RX_IRQHandler [WEAK]
EXPORT MFS7TX_IRQHandler [WEAK]
EXPORT PPG_Handler [WEAK]
EXPORT TIM_IRQHandler [WEAK]
EXPORT ADC0_IRQHandler [WEAK]
EXPORT ADC1_IRQHandler [WEAK]
EXPORT ADC2_IRQHandler [WEAK]
EXPORT MFT_FRT_IRQHandler [WEAK]
EXPORT MFT_IPC_IRQHandler [WEAK]
EXPORT MFT_OPC_IRQHandler [WEAK]
EXPORT BT_IRQHandler [WEAK]
EXPORT CAN0_IRQHandler [WEAK]
EXPORT CAN1_IRQHandler [WEAK]
EXPORT USBF_Handler [WEAK]
EXPORT USB_Handler [WEAK]
EXPORT DMAC0_Handler [WEAK]
EXPORT DMAC1_Handler [WEAK]
EXPORT DMAC2_Handler [WEAK]
EXPORT DMAC3_Handler [WEAK]
EXPORT DMAC4_Handler [WEAK]
EXPORT DMAC5_Handler [WEAK]
EXPORT DMAC6_Handler [WEAK]
EXPORT DMAC7_Handler [WEAK]
EXPORT DummyHandler [WEAK]
CSV_Handler
SWDT_Handler
LVD_Handler
MFT_WG_IRQHandler
INT0_7_Handler
INT8_15_Handler
DT_Handler
MFS0RX_IRQHandler
MFS0TX_IRQHandler
MFS1RX_IRQHandler
MFS1TX_IRQHandler
MFS2RX_IRQHandler
MFS2TX_IRQHandler
MFS3RX_IRQHandler
MFS3TX_IRQHandler
MFS4RX_IRQHandler
MFS4TX_IRQHandler
MFS5RX_IRQHandler
MFS5TX_IRQHandler
MFS6RX_IRQHandler
MFS6TX_IRQHandler
MFS7RX_IRQHandler
MFS7TX_IRQHandler
PPG_Handler
TIM_IRQHandler
ADC0_IRQHandler
ADC1_IRQHandler
ADC2_IRQHandler
MFT_FRT_IRQHandler
MFT_IPC_IRQHandler
MFT_OPC_IRQHandler
BT_IRQHandler
CAN0_IRQHandler
CAN1_IRQHandler
USBF_Handler
USB_Handler
DMAC0_Handler
DMAC1_Handler
DMAC2_Handler
DMAC3_Handler
DMAC4_Handler
DMAC5_Handler
DMAC6_Handler
DMAC7_Handler
DummyHandler
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