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Annotation of funnyos/dev/sdmmc/sdmmcvar.h, Revision 1.1

1.1     ! nbrk        1: /*
        !             2:  * $Id$
        !             3:  */
        !             4: #ifndef _DEV_SDMMC_SDMMCVAR_H
        !             5: #define _DEV_SDMMC_SDMMCVAR_H
        !             6:
        !             7: /*
        !             8:  * SD/MMC simplified commands set.
        !             9:  */
        !            10: #define CMD0_GO_IDLE_STATE                     0
        !            11: #define CMD1_SEND_OP_COND                      1
        !            12: #define CMD8_SEND_IF_COND                      8
        !            13: #define CMD9_SEND_CSD                          9
        !            14: #define CMD10_SEND_CID                                 10
        !            15: #define CMD12_STOP_TRANSMISSION        12
        !            16: #define CMD16_SET_BLOCKLEN                     16
        !            17: #define CMD17_READ_SINGLE_BLOCK        17
        !            18: #define CMD18_READ_MULTIPLE_BLOCK      18
        !            19: #define CMD23_SET_BLOCK_COUNT          23
        !            20: #define CMD24_WRITE_BLOCK                      24
        !            21: #define CMD25_WRITE_MULTIPLE_BLOCK     25
        !            22: #define CMD41_APP_SEND_OP_COND                 41
        !            23: #define CMD55_APP_CMD                          55
        !            24: #define CMD58_READ_OCR                                 58
        !            25:
        !            26: /*
        !            27:  * Command frame.
        !            28:  */
        !            29: struct sdmmc_cmdframe {
        !            30:        uint8_t         sc_cmd;
        !            31:        uint32_t        sc_arg;
        !            32:        uint8_t         sc_crc;
        !            33:
        !            34: } __attribute__((packed));
        !            35:
        !            36: /*
        !            37:  * Macross to construct frame header and footer.
        !            38:  */
        !            39: #define CMDFRAME_CMD(c) ((c & 0x3f) | 0x40)
        !            40: #define CMDFRAME_CRC(c) (c << 1 | 0x01)
        !            41:
        !            42: /*
        !            43:  * Responses bitfields.
        !            44:  */
        !            45: #define R1_IN_IDLE_STATE               0x01
        !            46: #define R1_ERASE_RESET                         0x02
        !            47: #define R1_ILLEGAL_COMMAND             0x04
        !            48: #define R1_COMMAND_CRC_ERROR   0x08
        !            49: #define R1_ERASE_SEQUENSE_ERROR 0x10
        !            50: #define R1_ADDRESS_ERROR               0x20
        !            51: #define R1_PARAMETER_ERROR             0x40
        !            52:
        !            53: /*
        !            54:  * R1 response frame.
        !            55:  */
        !            56: struct sdmmc_r1resp {
        !            57:        uint8_t         sr_eflags;
        !            58:
        !            59: };
        !            60:
        !            61: /*
        !            62:  * R3 response frame.
        !            63:  */
        !            64: struct sdmmc_r3resp {
        !            65:        uint8_t         sr_eflags;
        !            66:        uint32_t        sr_ocr;
        !            67:
        !            68: } __attribute__((packed));
        !            69:
        !            70:
        !            71: #endif /* !_DEV_SDMMC_SDMMCVAR_H */
        !            72: