Something went wrong. Try again.
(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
Something went wrong. Try again.
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105/* SPDX-License-Identifier: GPL-2.0-or-later *//* * include/linux/mmc/sd.h * * Copyright (C) 2005-2007 Pierre Ossman, All Rights Reserved. */
#ifndef LINUX_MMC_SD_H#define LINUX_MMC_SD_H
/* SD commands type argument response */ /* class 0 *//* This is basically the same command as for MMC with some quirks. */#define SD_SEND_RELATIVE_ADDR 3 /* bcr R6 */#define SD_SEND_IF_COND 8 /* bcr [11:0] See below R7 */#define SD_SWITCH_VOLTAGE 11 /* ac R1 */
/* Class 2 */#define SD_ADDR_EXT 22 /* ac [5:0] R1 */
/* class 10 */#define SD_SWITCH 6 /* adtc [31:0] See below R1 */
/* class 5 */#define SD_ERASE_WR_BLK_START 32 /* ac [31:0] data addr R1 */#define SD_ERASE_WR_BLK_END 33 /* ac [31:0] data addr R1 */
/* Application commands */#define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */#define SD_APP_SD_STATUS 13 /* adtc R1 */#define SD_APP_SEND_NUM_WR_BLKS 22 /* adtc R1 */#define SD_APP_OP_COND 41 /* bcr [31:0] OCR R3 */#define SD_APP_SEND_SCR 51 /* adtc R1 */
/* class 11 */#define SD_READ_EXTR_SINGLE 48 /* adtc [31:0] R1 */#define SD_WRITE_EXTR_SINGLE 49 /* adtc [31:0] R1 */
/* OCR bit definitions */#define SD_OCR_S18R (1 << 24) /* 1.8V switching request */#define SD_ROCR_S18A SD_OCR_S18R /* 1.8V switching accepted by card */#define SD_OCR_2T (1 << 27) /* HO2T/CO2T - SDUC support */#define SD_OCR_XPC (1 << 28) /* SDXC power control */#define SD_OCR_CCS (1 << 30) /* Card Capacity Status */
/* * SD_SWITCH argument format: * * [31] Check (0) or switch (1) * [30:24] Reserved (0) * [23:20] Function group 6 * [19:16] Function group 5 * [15:12] Function group 4 * [11:8] Function group 3 * [7:4] Function group 2 * [3:0] Function group 1 */
/* * SD_SEND_IF_COND argument format: * * [31:12] Reserved (0) * [11:8] Host Voltage Supply Flags * [7:0] Check Pattern (0xAA) */
/* * SCR field definitions */
#define SCR_SPEC_VER_0 0 /* Implements system specification 1.0 - 1.01 */#define SCR_SPEC_VER_1 1 /* Implements system specification 1.10 */#define SCR_SPEC_VER_2 2 /* Implements system specification 2.00-3.0X */
/* * SD bus widths */#define SD_BUS_WIDTH_1 0#define SD_BUS_WIDTH_4 2
/* * SD_SWITCH mode */#define SD_SWITCH_CHECK 0#define SD_SWITCH_SET 1
/* * SD_SWITCH function groups */#define SD_SWITCH_GRP_ACCESS 0
/* * SD_SWITCH access modes */#define SD_SWITCH_ACCESS_DEF 0#define SD_SWITCH_ACCESS_HS 1
/* * Erase/discard */#define SD_ERASE_ARG 0x00000000#define SD_DISCARD_ARG 0x00000001
#endif /* LINUX_MMC_SD_H */