funnyos/dev/sdmmc/sdmmcvar.h - diff

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version 1.2, 2007/12/20 15:23:15

version 1.3, 2007/12/21 17:45:26

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#ifndef _DEV_SDMMC_SDMMCVAR_H

#define _DEV_SDMMC_SDMMCVAR_H

#define SDMMC_BLOCK_SIZE 512

* SD/MMC simplified commands set.

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* Tokens.

#define TOK_READ_BLOCK 0xfe

#define TOK_READ_BLOCK_MULTIPLE 0xfe

#define TOK_WRITE_BLOCK 0xfe

#define TOK_WRITE_BLOCK_MULTIPLE 0xfc

#define TOK_STOP_MULTIPLE 0xfd

* Read Error Token bits.

#define RE_UNSPECIFIED_ERROR 0x01

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#define RE_CARD_ECC_FAILED 0x04

#define RE_OUT_OF_RANGE 0x08

#define RE_CARD_LOCKED 0x10

* Card CID (Card ID) register.

struct sdmmc_cid {

uint8_t cid_mid;

uint16_t cid_oid;

uint8_t cid_pnm[5];

uint8_t cid_prv;

uint32_t cid_psn;

uint16_t cid_mdt;

uint8_t cid_crc;

} __attribute__((packed));

* SD/MMC bus handle.