1241600Sgonzo#- 2241600Sgonzo# Copyright (c) 2006 M. Warner Losh 3241600Sgonzo# All rights reserved. 4241600Sgonzo# 5241600Sgonzo# Redistribution and use in source and binary forms, with or without 6241600Sgonzo# modification, are permitted provided that the following conditions 7241600Sgonzo# are met: 8241600Sgonzo# 1. Redistributions of source code must retain the above copyright 9241600Sgonzo# notice, this list of conditions and the following disclaimer. 10241600Sgonzo# 2. Redistributions in binary form must reproduce the above copyright 11241600Sgonzo# notice, this list of conditions and the following disclaimer in the 12241600Sgonzo# documentation and/or other materials provided with the distribution. 13241600Sgonzo# 14241600Sgonzo# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15241600Sgonzo# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16241600Sgonzo# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17241600Sgonzo# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18241600Sgonzo# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19241600Sgonzo# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20241600Sgonzo# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21241600Sgonzo# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22241600Sgonzo# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23241600Sgonzo# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24241600Sgonzo# SUCH DAMAGE. 25241600Sgonzo# 26241600Sgonzo# Portions of this software may have been developed with reference to 27241600Sgonzo# the SD Simplified Specification. The following disclaimer may apply: 28241600Sgonzo# 29241600Sgonzo# The following conditions apply to the release of the simplified 30241600Sgonzo# specification ("Simplified Specification") by the SD Card Association and 31241600Sgonzo# the SD Group. The Simplified Specification is a subset of the complete SD 32241600Sgonzo# Specification which is owned by the SD Card Association and the SD 33241600Sgonzo# Group. This Simplified Specification is provided on a non-confidential 34241600Sgonzo# basis subject to the disclaimers below. Any implementation of the 35241600Sgonzo# Simplified Specification may require a license from the SD Card 36241600Sgonzo# Association, SD Group, SD-3C LLC or other third parties. 37241600Sgonzo# 38241600Sgonzo# Disclaimers: 39241600Sgonzo# 40241600Sgonzo# The information contained in the Simplified Specification is presented only 41241600Sgonzo# as a standard specification for SD Cards and SD Host/Ancillary products and 42241600Sgonzo# is provided "AS-IS" without any representations or warranties of any 43241600Sgonzo# kind. No responsibility is assumed by the SD Group, SD-3C LLC or the SD 44241600Sgonzo# Card Association for any damages, any infringements of patents or other 45241600Sgonzo# right of the SD Group, SD-3C LLC, the SD Card Association or any third 46241600Sgonzo# parties, which may result from its use. No license is granted by 47241600Sgonzo# implication, estoppel or otherwise under any patent or other rights of the 48241600Sgonzo# SD Group, SD-3C LLC, the SD Card Association or any third party. Nothing 49241600Sgonzo# herein shall be construed as an obligation by the SD Group, the SD-3C LLC 50241600Sgonzo# or the SD Card Association to disclose or distribute any technical 51241600Sgonzo# information, know-how or other confidential information to any third party. 52241600Sgonzo# 53241600Sgonzo# $FreeBSD: releng/10.2/sys/dev/sdhci/sdhci_if.m 271051 2014-09-03 20:07:26Z marius $ 54241600Sgonzo# 55241600Sgonzo 56241600Sgonzo# 57241600Sgonzo# This is the set of callbacks that mmc bridges call into the bus, or 58241600Sgonzo# that mmc/sd card drivers call to make requests. 59241600Sgonzo# 60241600Sgonzo 61246886Sgonzo#include <sys/types.h> 62246886Sgonzo#include <sys/systm.h> 63246886Sgonzo#include <sys/lock.h> 64246886Sgonzo#include <sys/mutex.h> 65271051Smarius#include <sys/sysctl.h> 66246886Sgonzo#include <sys/taskqueue.h> 67246886Sgonzo 68241600Sgonzo#include <machine/bus.h> 69246886Sgonzo 70246886Sgonzo#include <dev/mmc/bridge.h> 71246886Sgonzo#include <dev/mmc/mmcreg.h> 72246886Sgonzo#include <dev/sdhci/sdhci.h> 73246886Sgonzo 74241600SgonzoCODE { 75241600Sgonzo struct sdhci_slot; 76241600Sgonzo} 77241600Sgonzo 78241600SgonzoINTERFACE sdhci; 79241600Sgonzo 80241600SgonzoMETHOD uint8_t read_1 { 81241600Sgonzo device_t brdev; 82241600Sgonzo struct sdhci_slot *slot; 83241600Sgonzo bus_size_t off; 84241600Sgonzo} 85241600Sgonzo 86241600SgonzoMETHOD uint16_t read_2 { 87241600Sgonzo device_t brdev; 88241600Sgonzo struct sdhci_slot *slot; 89241600Sgonzo bus_size_t off; 90241600Sgonzo} 91241600Sgonzo 92241600SgonzoMETHOD uint32_t read_4 { 93241600Sgonzo device_t brdev; 94241600Sgonzo struct sdhci_slot *slot; 95241600Sgonzo bus_size_t off; 96241600Sgonzo} 97241600Sgonzo 98241600SgonzoMETHOD void read_multi_4 { 99241600Sgonzo device_t brdev; 100241600Sgonzo struct sdhci_slot *slot; 101241600Sgonzo bus_size_t off; 102241600Sgonzo uint32_t *data; 103241600Sgonzo bus_size_t count; 104241600Sgonzo} 105241600Sgonzo 106241600SgonzoMETHOD void write_1 { 107241600Sgonzo device_t brdev; 108241600Sgonzo struct sdhci_slot *slot; 109241600Sgonzo bus_size_t off; 110241600Sgonzo uint8_t val; 111241600Sgonzo} 112241600Sgonzo 113241600SgonzoMETHOD void write_2 { 114241600Sgonzo device_t brdev; 115241600Sgonzo struct sdhci_slot *slot; 116241600Sgonzo bus_size_t off; 117241600Sgonzo uint16_t val; 118241600Sgonzo} 119241600Sgonzo 120241600SgonzoMETHOD void write_4 { 121241600Sgonzo device_t brdev; 122241600Sgonzo struct sdhci_slot *slot; 123241600Sgonzo bus_size_t off; 124241600Sgonzo uint32_t val; 125241600Sgonzo} 126241600Sgonzo 127241600SgonzoMETHOD void write_multi_4 { 128241600Sgonzo device_t brdev; 129241600Sgonzo struct sdhci_slot *slot; 130241600Sgonzo bus_size_t off; 131241600Sgonzo uint32_t *data; 132241600Sgonzo bus_size_t count; 133241600Sgonzo} 134246886Sgonzo 135247495SgonzoMETHOD int platform_will_handle { 136247495Sgonzo device_t brdev; 137247495Sgonzo struct sdhci_slot *slot; 138247495Sgonzo} 139247495Sgonzo 140247495SgonzoMETHOD void platform_start_transfer { 141247495Sgonzo device_t brdev; 142247495Sgonzo struct sdhci_slot *slot; 143247495Sgonzo uint32_t *intmask; 144247495Sgonzo} 145247495Sgonzo 146247495SgonzoMETHOD void platform_finish_transfer { 147247495Sgonzo device_t brdev; 148247495Sgonzo struct sdhci_slot *slot; 149247495Sgonzo} 150247495Sgonzo 151246886SgonzoMETHOD uint32_t min_freq { 152246886Sgonzo device_t brdev; 153246886Sgonzo struct sdhci_slot *slot; 154246886Sgonzo} DEFAULT sdhci_generic_min_freq; 155