sdhc.h

ssd192Xv1 液晶驱动程序 驱动程序 彩屏液晶

#include "io.h"
#ifndef SDHC_H
#define SDHC_H

int sdhc_dma_read_single(unsigned long offset, unsigned char *blkbuf);
int sdhc_dma_read_multiple(unsigned long offset, unsigned char *blkbuf, int nblk);
int sdhc_dma_write_single(unsigned long offset, unsigned char *blkbuf);
int sdhc_dma_write_multiple(unsigned long offset, unsigned char *blkbuf, int nblk);

int sdhc_pio_read_single(unsigned long offset, unsigned char *blkbuf);
int sdhc_pio_read_multiple(unsigned long offset, unsigned char *blkbuf, int nblk);
int sdhc_pio_write_single(unsigned long offset, unsigned char *blkbuf);
int sdhc_pio_write_multiple(unsigned long offset, unsigned char *blkbuf, int nblk);

int sdhc_dma_write_multiple_from_memory(unsigned long SDByteAddr, int memOffset, int nblk);
int sdhc_dma_read_multiple_to_memory(unsigned long SDByteAddr, int memOffset, int nblk);

UINT32 sdhc_dev_read(UINT32 SDOffset, UINT8 *buffer, UINT32 byteSize);
UINT32 sdhc_dev_write(UINT32 SDOffset, UINT8 *buffer, UINT32 byteSize);

int sdhc_reset_all (void);

int sdhc_set_buswidth (int width);
int sdhc_get_buswidth(void);
int sdhc_set_block_length(unsigned long blklen);
int sdhc_get_block_length(void);
int sdhc_set_autocmd12(int isOn);
unsigned long sdhc_get_card_type(void);
unsigned long sdhc_get_card_capacity(void); // in byte


typedef struct
{
	UINT32 (*read)(UINT32 offset, UINT8 *buffer, UINT32 size);
	UINT32 (*write)(UINT32 offset, UINT8 *buffer, UINT32 size);
} DEVICE_OP;


#endif