sys/bus/mmc/mmcbrvar.h

   1 /*-
   2  * Copyright (c) 2006 Bernd Walter.  All rights reserved.
   3  * Copyright (c) 2006 M. Warner Losh.  All rights reserved.
   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  * $FreeBSD: src/sys/dev/mmc/mmcbrvar.h,v 1.6 2008/10/29 20:01:26 mav Exp $
  53  */
  54
  55 #ifndef BUS_MMC_MMCBRVAR_H
  56 #define BUS_MMC_MMCBRVAR_H
  57
  58 #include <bus/mmc/mmcreg.h>
  59
  60 #include "mmcbr_if.h"
  61
  62 enum mmcbr_device_ivars {
  63     MMCBR_IVAR_BUS_MODE,
  64     MMCBR_IVAR_BUS_WIDTH,
  65     MMCBR_IVAR_CHIP_SELECT,
  66     MMCBR_IVAR_CLOCK,
  67     MMCBR_IVAR_F_MIN,
  68     MMCBR_IVAR_F_MAX,
  69     MMCBR_IVAR_HOST_OCR,
  70     MMCBR_IVAR_MODE,
  71     MMCBR_IVAR_OCR,
  72     MMCBR_IVAR_POWER_MODE,
  73     MMCBR_IVAR_VDD,
  74     MMCBR_IVAR_VCCQ,
  75     MMCBR_IVAR_CAPS,
  76     MMCBR_IVAR_TIMING,
  77     MMCBR_IVAR_MAX_DATA,
  78     MMCBR_IVAR_MAX_BUSY_TIMEOUT
  79 };
  80
  81 /*
  82  * Simplified accessors for bridge devices
  83  */
  84 #define MMCBR_ACCESSOR(var, ivar, type)                                 \
  85         __BUS_ACCESSOR(mmcbr, var, MMCBR, ivar, type)
  86
  87 MMCBR_ACCESSOR(bus_mode, BUS_MODE, int)
  88 MMCBR_ACCESSOR(bus_width, BUS_WIDTH, int)
  89 MMCBR_ACCESSOR(chip_select, CHIP_SELECT, int)
  90 MMCBR_ACCESSOR(clock, CLOCK, int)
  91 MMCBR_ACCESSOR(f_max, F_MAX, int)
  92 MMCBR_ACCESSOR(f_min, F_MIN, int)
  93 MMCBR_ACCESSOR(host_ocr, HOST_OCR, int)
  94 MMCBR_ACCESSOR(mode, MODE, int)
  95 MMCBR_ACCESSOR(ocr, OCR, int)
  96 MMCBR_ACCESSOR(power_mode, POWER_MODE, int)
  97 MMCBR_ACCESSOR(vdd, VDD, int)
  98 MMCBR_ACCESSOR(vccq, VCCQ, int)
  99 MMCBR_ACCESSOR(caps, CAPS, int)
 100 MMCBR_ACCESSOR(timing, TIMING, int)
 101 MMCBR_ACCESSOR(max_data, MAX_DATA, int)
 102 MMCBR_ACCESSOR(max_busy_timeout, MAX_BUSY_TIMEOUT, u_int)
 103
 104 static __inline int
 105 mmcbr_update_ios(device_t dev)
 106 {
 107
 108         return (MMCBR_UPDATE_IOS(device_get_parent(dev), dev));
 109 }
 110
 111 static __inline int
 112 mmcbr_switch_vccq(device_t dev)
 113 {
 114
 115         return (MMCBR_SWITCH_VCCQ(device_get_parent(dev), dev));
 116 }
 117
 118 static __inline int
 119 mmcbr_get_ro(device_t dev)
 120 {
 121
 122         return (MMCBR_GET_RO(device_get_parent(dev), dev));
 123 }
 124
 125 #endif /* BUS_MMC_MMCBRVAR_H */