mirror of
https://github.com/freebsd/freebsd-src
synced 2024-07-23 03:06:48 +00:00
104 lines
4.2 KiB
C
104 lines
4.2 KiB
C
/*-
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*
|
|
* Copyright (c) 2014-2016 Ilya Bakulin. 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 ``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 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.
|
|
*
|
|
* Portions of this software may have been developed with reference to
|
|
* the SD Simplified Specification. The following disclaimer may apply:
|
|
*
|
|
* The following conditions apply to the release of the simplified
|
|
* specification ("Simplified Specification") by the SD Card Association and
|
|
* the SD Group. The Simplified Specification is a subset of the complete SD
|
|
* Specification which is owned by the SD Card Association and the SD
|
|
* Group. This Simplified Specification is provided on a non-confidential
|
|
* basis subject to the disclaimers below. Any implementation of the
|
|
* Simplified Specification may require a license from the SD Card
|
|
* Association, SD Group, SD-3C LLC or other third parties.
|
|
*
|
|
* Disclaimers:
|
|
*
|
|
* The information contained in the Simplified Specification is presented only
|
|
* as a standard specification for SD Cards and SD Host/Ancillary products and
|
|
* is provided "AS-IS" without any representations or warranties of any
|
|
* kind. No responsibility is assumed by the SD Group, SD-3C LLC or the SD
|
|
* Card Association for any damages, any infringements of patents or other
|
|
* right of the SD Group, SD-3C LLC, the SD Card Association or any third
|
|
* parties, which may result from its use. No license is granted by
|
|
* implication, estoppel or otherwise under any patent or other rights of the
|
|
* SD Group, SD-3C LLC, the SD Card Association or any third party. Nothing
|
|
* herein shall be construed as an obligation by the SD Group, the SD-3C LLC
|
|
* or the SD Card Association to disclose or distribute any technical
|
|
* information, know-how or other confidential information to any third party.
|
|
*
|
|
* Inspired coded in sys/dev/mmc. Thanks to Warner Losh <imp@FreeBSD.org>,
|
|
* Bernd Walter <tisco@FreeBSD.org>, and other authors.
|
|
*/
|
|
|
|
#ifndef CAM_MMC_H
|
|
#define CAM_MMC_H
|
|
|
|
#include <dev/mmc/mmcreg.h>
|
|
/*
|
|
* This structure describes an MMC/SD card
|
|
*/
|
|
struct mmc_params {
|
|
uint8_t model[40]; /* Card model */
|
|
|
|
/* Card OCR */
|
|
uint32_t card_ocr;
|
|
|
|
/* OCR of the IO portion of the card */
|
|
uint32_t io_ocr;
|
|
|
|
/* Card CID -- raw and parsed */
|
|
uint32_t card_cid[4];
|
|
struct mmc_cid cid;
|
|
|
|
/* Card CSD -- raw */
|
|
uint32_t card_csd[4];
|
|
|
|
/* Card RCA */
|
|
uint16_t card_rca;
|
|
|
|
/* What kind of card is it */
|
|
uint32_t card_features;
|
|
#define CARD_FEATURE_MEMORY 0x1
|
|
#define CARD_FEATURE_SDHC 0x1 << 1
|
|
#define CARD_FEATURE_SDIO 0x1 << 2
|
|
#define CARD_FEATURE_SD20 0x1 << 3
|
|
#define CARD_FEATURE_MMC 0x1 << 4
|
|
#define CARD_FEATURE_18V 0x1 << 5
|
|
|
|
uint8_t sdio_func_count;
|
|
} __packed;
|
|
|
|
/*
|
|
* Only one MMC card on bus is supported now.
|
|
* If we ever want to support multiple MMC cards on the same bus,
|
|
* mmc_xpt needs to be extended to issue new RCAs based on number
|
|
* of already probed cards. Furthermore, retuning and high-speed
|
|
* settings should also take all cards into account.
|
|
*/
|
|
#define MMC_PROPOSED_RCA 2
|
|
#endif
|