xref: /freebsd/sys/dev/mmc/mmc_subr.h (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
1 /*-
2  * Copyright (c) 2006 Bernd Walter.  All rights reserved.
3  * Copyright (c) 2006 M. Warner Losh <imp@FreeBSD.org>
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  *
25  * Portions of this software may have been developed with reference to
26  * the SD Simplified Specification.  The following disclaimer may apply:
27  *
28  * The following conditions apply to the release of the simplified
29  * specification ("Simplified Specification") by the SD Card Association and
30  * the SD Group. The Simplified Specification is a subset of the complete SD
31  * Specification which is owned by the SD Card Association and the SD
32  * Group. This Simplified Specification is provided on a non-confidential
33  * basis subject to the disclaimers below. Any implementation of the
34  * Simplified Specification may require a license from the SD Card
35  * Association, SD Group, SD-3C LLC or other third parties.
36  *
37  * Disclaimers:
38  *
39  * The information contained in the Simplified Specification is presented only
40  * as a standard specification for SD Cards and SD Host/Ancillary products and
41  * is provided "AS-IS" without any representations or warranties of any
42  * kind. No responsibility is assumed by the SD Group, SD-3C LLC or the SD
43  * Card Association for any damages, any infringements of patents or other
44  * right of the SD Group, SD-3C LLC, the SD Card Association or any third
45  * parties, which may result from its use. No license is granted by
46  * implication, estoppel or otherwise under any patent or other rights of the
47  * SD Group, SD-3C LLC, the SD Card Association or any third party. Nothing
48  * herein shall be construed as an obligation by the SD Group, the SD-3C LLC
49  * or the SD Card Association to disclose or distribute any technical
50  * information, know-how or other confidential information to any third party.
51  */
52 
53 #ifndef DEV_MMC_SUBR_H
54 #define	DEV_MMC_SUBR_H
55 
56 struct mmc_command;
57 
58 int mmc_send_ext_csd(device_t busdev, device_t dev, uint8_t *rawextcsd);
59 int mmc_send_status(device_t busdev, device_t dev, uint16_t rca,
60     uint32_t *status);
61 int mmc_switch(device_t busdev, device_t dev, uint16_t rca, uint8_t set,
62     uint8_t index, uint8_t value, u_int timeout, bool send_status);
63 int mmc_switch_status(device_t busdev, device_t dev, uint16_t rca,
64     u_int timeout);
65 int mmc_wait_for_app_cmd(device_t busdev, device_t dev, uint16_t rca,
66     struct mmc_command *cmd, int retries);
67 int mmc_wait_for_cmd(device_t busdev, device_t dev, struct mmc_command *cmd,
68     int retries);
69 
70 #endif /* DEV_MMC_SUBR_H */
71