/* * SD Memory Card emulation.  Mostly correct for MMC too. * * Copyright (c) 2006 Andrzej Zaborowski  <balrog@zabor.org> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in *    the documentation and/or other materials provided with the *    distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */#ifndef __hw_sd_h#define __hw_sd_h		1#define OUT_OF_RANGE		(1 << 31)#define ADDRESS_ERROR		(1 << 30)#define BLOCK_LEN_ERROR		(1 << 29)#define ERASE_SEQ_ERROR		(1 << 28)#define ERASE_PARAM		(1 << 27)#define WP_VIOLATION		(1 << 26)#define CARD_IS_LOCKED		(1 << 25)#define LOCK_UNLOCK_FAILED	(1 << 24)#define COM_CRC_ERROR		(1 << 23)#define ILLEGAL_COMMAND		(1 << 22)#define CARD_ECC_FAILED		(1 << 21)#define CC_ERROR		(1 << 20)#define SD_ERROR		(1 << 19)#define CID_CSD_OVERWRITE	(1 << 16)#define WP_ERASE_SKIP		(1 << 15)#define CARD_ECC_DISABLED	(1 << 14)#define ERASE_RESET		(1 << 13)#define CURRENT_STATE		(7 << 9)#define READY_FOR_DATA		(1 << 8)#define APP_CMD			(1 << 5)#define AKE_SEQ_ERROR		(1 << 3)typedef enum {    sd_none = -1,    sd_bc = 0,	/* broadcast -- no response */    sd_bcr,	/* broadcast with response */    sd_ac,	/* addressed -- no data transfer */    sd_adtc,	/* addressed with data transfer */} sd_cmd_type_t;struct sd_request_s {    uint8_t cmd;    uint32_t arg;    uint8_t crc;};typedef struct SDState SDState;SDState *sd_init(BlockDriverState *bs, int is_spi);int sd_do_command(SDState *sd, struct sd_request_s *req,                  uint8_t *response);void sd_write_data(SDState *sd, uint8_t value);uint8_t sd_read_data(SDState *sd);void sd_set_cb(SDState *sd, qemu_irq readonly, qemu_irq insert);int sd_data_ready(SDState *sd);/* ssi-sd.c */int ssi_sd_xfer(void *opaque, int val);void *ssi_sd_init(BlockDriverState *bs);#endif	/* __hw_sd_h */