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head/sys/dev/sdio/sdio_subr.h
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/*- | |||||
* Copyright (c) 2017 Ilya Bakulin. All rights reserved. | |||||
* Copyright (c) 2018-2019 The FreeBSD Foundation | |||||
* | |||||
* Portions of this software were developed by Björn Zeeb | |||||
* under sponsorship from the FreeBSD Foundation. | |||||
* | |||||
* 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. | |||||
* | |||||
* | |||||
* $FreeBSD$ | |||||
*/ | |||||
#ifndef _SDIO_SUBR_H_ | |||||
#define _SDIO_SUBR_H_ | |||||
/* | |||||
* This file contains structures and functions to work with SDIO cards. | |||||
*/ | |||||
struct sdio_func { | |||||
device_t dev; /* The device to talk to CAM. */ | |||||
uintptr_t drvdata; /* Driver specific data. */ | |||||
uint8_t fn; /* Function number. */ | |||||
uint8_t class; /* Class of function. */ | |||||
uint16_t vendor; /* Manufacturer ID. */ | |||||
uint16_t device; /* Card ID. */ | |||||
uint16_t max_blksize; /* Maximum block size of function. */ | |||||
uint16_t cur_blksize; /* Current block size of function. */ | |||||
uint16_t retries; /* Retires for CAM operations. */ | |||||
uint32_t timeout; /* Timeout. */ | |||||
}; | |||||
struct card_info { | |||||
struct sdio_func f[8]; | |||||
/* Compared to R4 Number of I/O Functions we DO count F0 here. */ | |||||
uint8_t num_funcs; | |||||
bool support_multiblk; /* Support Multiple Block Transfer */ | |||||
}; | |||||
#ifdef _KERNEL | |||||
int sdio_enable_func(struct sdio_func *); | |||||
int sdio_disable_func(struct sdio_func *); | |||||
int sdio_set_block_size(struct sdio_func *, uint16_t); | |||||
uint8_t sdio_readb(struct sdio_func *, uint32_t, int *); | |||||
void sdio_writeb(struct sdio_func *, uint8_t, uint32_t, int *); | |||||
uint32_t sdio_readl(struct sdio_func *, uint32_t, int *); | |||||
void sdio_writel(struct sdio_func *, uint32_t, uint32_t, int *); | |||||
uint8_t sdio_f0_readb(struct sdio_func *, uint32_t, int *); | |||||
void sdio_f0_writeb(struct sdio_func *, uint8_t, uint32_t, int *); | |||||
#endif /* _KERNEL */ | |||||
#endif /* _SDIO_SUBR_H_ */ |