option.s

一个简单的基于s3c2410的bootloader

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;option.s
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_STACK_BASEADDRESS equ  0x33FF8000
_ISR_STARTADDRESS  equ	0x33FFFF00

;The location of stacks
UserStack	equ	(_STACK_BASEADDRESS-0x3800)		;0x33FF4800 ~ 
SVCStack	equ	(_STACK_BASEADDRESS-0x2800) 	;0x33FF5800 ~
UndefStack	equ	(_STACK_BASEADDRESS-0x2400) 	;0x33FF5c00 ~
AbortStack	equ	(_STACK_BASEADDRESS-0x2000) 	;0x33FF6000 ~
IRQStack	equ	(_STACK_BASEADDRESS-0x1000)		;0x33FF7000 ~
FIQStack	equ	(_STACK_BASEADDRESS-0x0)		;0x33FF8000 ~ 

FCLK		equ 202800000
HCLK 		equ (FCLK/2)
PCLK 		equ (FCLK/4)
UCLK		equ 48000000

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	END