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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2006 Bernd Walter. All rights reserved.
* Copyright (c) 2006 M. Warner Losh. 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.
*
* $FreeBSD$
*/
#ifndef DEV_MMC_MMCBRVAR_H
#define DEV_MMC_MMCBRVAR_H
#include <dev/mmc/mmcreg.h>
#include <rtems/bsd/local/mmcbr_if.h>
enum mmcbr_device_ivars {
MMCBR_IVAR_BUS_MODE,
MMCBR_IVAR_BUS_WIDTH,
MMCBR_IVAR_CHIP_SELECT,
MMCBR_IVAR_CLOCK,
MMCBR_IVAR_F_MIN,
MMCBR_IVAR_F_MAX,
MMCBR_IVAR_HOST_OCR,
MMCBR_IVAR_MODE,
MMCBR_IVAR_OCR,
MMCBR_IVAR_POWER_MODE,
MMCBR_IVAR_RETUNE_REQ,
MMCBR_IVAR_VDD,
MMCBR_IVAR_VCCQ,
MMCBR_IVAR_CAPS,
MMCBR_IVAR_TIMING,
MMCBR_IVAR_MAX_DATA,
MMCBR_IVAR_MAX_BUSY_TIMEOUT
};
/*
* Simplified accessors for bridge devices
*/
#define MMCBR_ACCESSOR(var, ivar, type) \
__BUS_ACCESSOR(mmcbr, var, MMCBR, ivar, type)
MMCBR_ACCESSOR(bus_mode, BUS_MODE, int)
MMCBR_ACCESSOR(bus_width, BUS_WIDTH, int)
MMCBR_ACCESSOR(chip_select, CHIP_SELECT, int)
MMCBR_ACCESSOR(clock, CLOCK, int)
MMCBR_ACCESSOR(f_max, F_MAX, int)
MMCBR_ACCESSOR(f_min, F_MIN, int)
MMCBR_ACCESSOR(host_ocr, HOST_OCR, int)
MMCBR_ACCESSOR(mode, MODE, int)
MMCBR_ACCESSOR(ocr, OCR, int)
MMCBR_ACCESSOR(power_mode, POWER_MODE, int)
MMCBR_ACCESSOR(vdd, VDD, int)
MMCBR_ACCESSOR(vccq, VCCQ, int)
MMCBR_ACCESSOR(caps, CAPS, int)
MMCBR_ACCESSOR(timing, TIMING, int)
MMCBR_ACCESSOR(max_data, MAX_DATA, int)
MMCBR_ACCESSOR(max_busy_timeout, MAX_BUSY_TIMEOUT, u_int)
static int __inline
mmcbr_get_retune_req(device_t dev)
{
uintptr_t v;
if (__predict_false(BUS_READ_IVAR(device_get_parent(dev), dev,
MMCBR_IVAR_RETUNE_REQ, &v) != 0))
return (retune_req_none);
return ((int)v);
}
/*
* Convenience wrappers for the mmcbr interface
*/
static int __inline
mmcbr_update_ios(device_t dev)
{
return (MMCBR_UPDATE_IOS(device_get_parent(dev), dev));
}
static int __inline
mmcbr_tune(device_t dev, bool hs400)
{
return (MMCBR_TUNE(device_get_parent(dev), dev, hs400));
}
static int __inline
mmcbr_retune(device_t dev, bool reset)
{
return (MMCBR_RETUNE(device_get_parent(dev), dev, reset));
}
static int __inline
mmcbr_switch_vccq(device_t dev)
{
return (MMCBR_SWITCH_VCCQ(device_get_parent(dev), dev));
}
static int __inline
mmcbr_get_ro(device_t dev)
{
return (MMCBR_GET_RO(device_get_parent(dev), dev));
}
#endif /* DEV_MMC_MMCBRVAR_H */
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