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option.s
;汇编程序设置
_ISR_STARTADDRESS EQU 0xc1fff00
;16位或者32位总线设置
GBLA BUSWIDTH
BUSWIDTH SETA 16
;DRAM或者SDRAM"
GBLS BDRAMTYPE
BDRAMTYPE SETS "SDRAM"
vector.s
ModeMask EQU 0x1F
SVC32Mode EQU 0x13
IRQ32Mode EQU 0x12
FIQ32Mode EQU 0x11
User32Mode EQU 0x10
Abort32Mode EQU 0x17
Undef32Mode EQU 0x1B
IRQ_BIT EQU 0x80
FIQ_BIT EQU 0x40
GBLS
startup.s
;/****************************************Copyright (c)**************************************************
;** Guangzhou ZHIYUAN electronics Co.,LTD.
;**
startup.s
;/****************************************Copyright (c)**************************************************
;** Guangzhou ZHIYUAN electronics Co.,LTD.
;**
startup.s
;/****************************************Copyright (c)**************************************************
;** Guangzhou ZHIYUAN electronics Co.,LTD.
;**
stack.s
;;; Copyright ARM Ltd 2001. All rights reserved.
AREA Stacks, DATA, NOINIT
EXPORT UserStack
EXPORT SVCStack
EXPORT UndefStack
EXPORT IRQStack
heap.s
;;; Copyright ARM Ltd 2001. All rights reserved.
AREA Heap, DATA, NOINIT
EXPORT bottom_of_heap
; Create dummy variable used to locate bottom of heap
bottom_of_heap SP
isr_a.s
;***************************************************
;*The function for interrupt
;***************************************************
AREA INTFUN, CODE, READONLY
EXPORT INTS
memcfg.s
GET option.s
[ BUSWIDTH=16
BWSCON_cfg EQU 0x11111011 ;Bank0=16bit BootRom(AT29LV160DB) :0x0
; ||||||-- Bank1=low 8bit D12 :0x4
; |||||--- Ba
option.s
;**********OPTIONS*******************************
;_RAM_STARTADDRESS EQU 0xc000000
_ISR_STARTADDRESS EQU 0xc7fff00 ;GCS6:64M DRAM/SDRAM
;_ISR_STARTADDRESS EQU 0xc1fff00 ;GCS6:16M DRAM