sd.h

基于s3c2410、2440的从SD卡引导Linux内核程序

#ifndef __SD__H
#define __SD__H

extern int SD_card_init(void);
extern int ReadS(unsigned int address,unsigned int *data,unsigned int size);
extern int WriteS(unsigned int address,unsigned int *data,unsigned int size);

int SD_card_init(void);
void Card_sel_desel(char sel_desel);
int ReadS(unsigned int address,unsigned int *data,unsigned int size);
int WriteS(unsigned int address,unsigned int *data,unsigned int size);
int Chk_CMDend(int cmd, int be_resp);
int Chk_DATend(void);
int Chk_BUSYend(void);
int Chk_MMC_OCR(void);
int Chk_SD_OCR(void);
void CMD0(void);
int CMD55(void);
void Set_1bit_bus(void);
void Set_4bit_bus(void);
void SetBus(void);

#endif