xref: /freebsd/sys/cam/mmc/mmc.h (revision 7c1b51d6dc2e165ae7333373513b080f17cf79bd)
1 /*-
2  * Copyright (c) 2014-2016 Ilya Bakulin.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23  *
24  * Portions of this software may have been developed with reference to
25  * the SD Simplified Specification.  The following disclaimer may apply:
26  *
27  * The following conditions apply to the release of the simplified
28  * specification ("Simplified Specification") by the SD Card Association and
29  * the SD Group. The Simplified Specification is a subset of the complete SD
30  * Specification which is owned by the SD Card Association and the SD
31  * Group. This Simplified Specification is provided on a non-confidential
32  * basis subject to the disclaimers below. Any implementation of the
33  * Simplified Specification may require a license from the SD Card
34  * Association, SD Group, SD-3C LLC or other third parties.
35  *
36  * Disclaimers:
37  *
38  * The information contained in the Simplified Specification is presented only
39  * as a standard specification for SD Cards and SD Host/Ancillary products and
40  * is provided "AS-IS" without any representations or warranties of any
41  * kind. No responsibility is assumed by the SD Group, SD-3C LLC or the SD
42  * Card Association for any damages, any infringements of patents or other
43  * right of the SD Group, SD-3C LLC, the SD Card Association or any third
44  * parties, which may result from its use. No license is granted by
45  * implication, estoppel or otherwise under any patent or other rights of the
46  * SD Group, SD-3C LLC, the SD Card Association or any third party. Nothing
47  * herein shall be construed as an obligation by the SD Group, the SD-3C LLC
48  * or the SD Card Association to disclose or distribute any technical
49  * information, know-how or other confidential information to any third party.
50  *
51  * Inspired coded in sys/dev/mmc. Thanks to Warner Losh <imp@FreeBSD.org>,
52  * Bernd Walter <tisco@FreeBSD.org>, and other authors.
53  *
54  * $FreeBSD$
55  */
56 
57 #ifndef CAM_MMC_H
58 #define CAM_MMC_H
59 
60 #include <dev/mmc/mmcreg.h>
61 /*
62  * This structure describes an MMC/SD card
63  */
64 struct mmc_params {
65         u_int8_t	model[40]; /* Card model */
66 
67         /* Card OCR */
68         uint32_t card_ocr;
69 
70         /* OCR of the IO portion of the card */
71         uint32_t io_ocr;
72 
73         /* Card CID -- raw and parsed */
74         uint32_t card_cid[4];
75         struct mmc_cid  cid;
76 
77         /* Card CSD -- raw */
78         uint32_t card_csd[4];
79 
80         /* Card RCA */
81         uint16_t card_rca;
82 
83         /* What kind of card is it */
84         uint32_t card_features;
85 #define CARD_FEATURE_MEMORY 0x1
86 #define CARD_FEATURE_SDHC   0x1 << 1
87 #define CARD_FEATURE_SDIO   0x1 << 2
88 #define CARD_FEATURE_SD20   0x1 << 3
89 #define CARD_FEATURE_MMC    0x1 << 4
90 
91         uint8_t sdio_func_count;
92 } __packed;
93 
94 #endif
95