?? option.s
字號:
;===========================================
; NAME: OPTION.A
; DESC: Configuration options for .S files
; HISTORY:
; 02.28.2002: ver 0.0
;===========================================
SDRAM_END EQU 0x34000000
;Start address of each stacks,
_STACK_BASEADDRESS EQU (SDRAM_END-0x8000) ;0x33ff8000
_MMUTT_STARTADDRESS EQU (SDRAM_END-0x8000) ;0x33ff8000
_ISR_STARTADDRESS EQU (SDRAM_END-0x100) ;0x33ffff00
GBLL PLL_ON_START
PLL_ON_START SETL {TRUE}
GBLL ENDIAN_CHANGE
ENDIAN_CHANGE SETL {FALSE}
GBLA ENTRY_BUS_WIDTH
ENTRY_BUS_WIDTH SETA 16
;BUSWIDTH = 16,32
GBLA BUSWIDTH ;max. bus width for the GPIO configuration
BUSWIDTH SETA 32
GBLA FCLK
FCLK SETA 50000000
[ FCLK = 50000000
M_MDIV EQU 0x5c ;Fin=12.0MHz Fout=50.0MHz
M_PDIV EQU 0x4
M_SDIV EQU 0x2
]
END
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