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/*-
* Copyright (c) 2017 Marius Strobl <marius@FreeBSD.org>
* All rights reserved.
*
* 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.
*
* $FreeBSD$
*/
#ifndef _DEV_MMC_MMC_IOCTL_H_
#define _DEV_MMC_MMC_IOCTL_H_
struct mmc_ioc_cmd {
int write_flag; /* 0: RD, 1: WR, (1 << 31): reliable WR */
int is_acmd; /* 0: normal, 1: use CMD55 */
uint32_t opcode;
uint32_t arg;
uint32_t response[4];
u_int flags;
u_int blksz;
u_int blocks;
u_int __spare[4];
uint32_t __pad;
uint64_t data_ptr;
};
#define mmc_ioc_cmd_set_data(mic, ptr) \
(mic).data_ptr = (uint64_t)(uintptr_t)(ptr)
struct mmc_ioc_multi_cmd {
uint64_t num_of_cmds;
struct mmc_ioc_cmd cmds[0];
};
#define MMC_IOC_BASE 'M'
#define MMC_IOC_CMD _IOWR(MMC_IOC_BASE, 0, struct mmc_ioc_cmd)
#define MMC_IOC_CMD_MULTI _IOWR(MMC_IOC_BASE, 1, struct mmc_ioc_multi_cmd)
/* Maximum accepted data transfer size */
#define MMC_IOC_MAX_BYTES (512 * 256)
/* Maximum accepted number of commands */
#define MMC_IOC_MAX_CMDS 255
#endif /* _DEV_MMC_MMC_IOCTL_H_ */
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