514 lines
23 KiB
C
514 lines
23 KiB
C
/*
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* Copyright (C) 2017 ALLWINNERTECH TECHNOLOGY CO., LTD. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name of ALLWINNERTECH TECHNOLOGY CO., LTD. nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DRIVER_CHIP_SDMMC_SDMMC_H_
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#define _DRIVER_CHIP_SDMMC_SDMMC_H_
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#include "card.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define SD_EXCLUSIVE_HOST
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/* SD commands type argument response */
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/* class 0 */
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/* This is basically the same command as for MMC with some quirks. */
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#define SD_SEND_RELATIVE_ADDR 3 /* bcr R6, ask the card to publish a new relative address */
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#define SD_SEND_IF_COND 8 /* bcr [11:0] See below R7, sends Sd memory card interface condition, for sd 2.0 */
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#define SD_SWITCH_VOLTAGE 11 /* ac R1, switch to 1.8V bus signaling level */
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/* class 10 */
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#define SD_SWITCH 6 /* adtc [31:0] See below R1, checks swithcable function(mode 0),And swtich card function(mode 1), for sd 1.x */
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/* class 5 */
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#define SD_ERASE_WR_BLK_START 32 /* ac [31:0] data addr R1 */
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#define SD_ERASE_WR_BLK_END 33 /* ac [31:0] data addr R1 */
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/* Application commands */
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#define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */
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#define SD_APP_SD_STATUS 13 /* adtc R1 */
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#define SD_APP_SEND_NUM_WR_BLKS 22 /* adtc R1 */
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#define SD_APP_OP_COND 41 /* bcr [31:0] OCR R3 */
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#define SD_APP_SEND_SCR 51 /* adtc R1 */
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/* OCR bit definitions */
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#define SD_OCR_S18R (1 << 24) /* 1.8V switching request */
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#define SD_ROCR_S18A SD_OCR_S18R /* 1.8V switching accepted by card */
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#define SD_OCR_XPC (1 << 28) /* SDXC power control */
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#define SD_OCR_CCS (1 << 30) /* Card Capacity Status */
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/*
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* SD_SWITCH argument format:
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*
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* [31] Check (0) or switch (1)
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* [30:24] Reserved (0)
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* [23:20] Function group 6
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* [19:16] Function group 5
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* [15:12] Function group 4
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* [11:8] Function group 3
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* [7:4] Function group 2
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* [3:0] Function group 1
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*/
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/*
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* SD_SEND_IF_COND argument format:
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*
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* [31:12] Reserved (0)
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* [11:8] Host Voltage Supply Flags
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* [7:0] Check Pattern (0xAA)
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*/
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/*
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* SCR field definitions
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*/
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#define SCR_SPEC_VER_0 0 /* Implements system specification 1.0 - 1.01 */
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#define SCR_SPEC_VER_1 1 /* Implements system specification 1.10 */
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#define SCR_SPEC_VER_2 2 /* Implements system specification 2.00-3.0X */
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/*
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* SD bus widths
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*/
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#define SD_BUS_WIDTH_1 0
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#define SD_BUS_WIDTH_4 2
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/*
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* SD_SWITCH mode
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*/
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#define SD_SWITCH_CHECK 0
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#define SD_SWITCH_SET 1
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/*
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* SD_SWITCH function groups
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*/
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#define SD_SWITCH_GRP_ACCESS 0
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/*
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* SD_SWITCH access modes
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*/
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#define SD_SWITCH_ACCESS_DEF 0
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#define SD_SWITCH_ACCESS_HS 1
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/*command index*/
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/*basic commands*/
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#define MMC_GO_IDLE_STATE 0 /* bc,rest all cards to idle state */
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#define MMC_ALL_SEND_CID 2 /* bcr R2, asks any card to send CID numbers */
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#define MMC_SET_RELATIVE_ADDR 3 /* bcr,ask the card to publish a new relative address,R6 */
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#define MMC_SET_DSR 4 /* bc,program the DSR of all cards,for sd 2.0 */
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#define MMC_SELECT_CARD 7 /* ac [31:16] RCA R1, select or deselect one card */
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#define MMC_SEND_EXT_CSD 8 /* adtc,the card sends it's ex_csd as a block of data,R1 */
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#define MMC_SEND_CSD 9 /* ac [31:16] RCA R2, addressed card send CSD */
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#define MMC_SEND_CID 10 /* ac, addressed card send CID,R2 */
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#define MMC_READ_DATA_UNTIL_STOP 11 /* atdc,read data stream from catd until a STOP_TRANSMITISSION follows,R1 */
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#define MMC_STOP_TRANSMISSION 12 /* ac, termilate a multiple block read/write operation,R1b */
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#define MMC_SEND_STATUS 13 /* ac, addressed card send its status regesiter,R1 */
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#define MMC_GO_INACTIVE_STATE 15 /* ac, sets the card to inactive state */
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#define MMC_SEND_TUNING_PATTERN 19 /* adtc, send 64 bytes pattern for sdr50 and sdr104 mode */
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/* erase commands*/
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#define MMC_ERASE_WR_BLK_START 32 /* ac,sets the address of the first write bloock to be erased,R1 */
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#define MMC_ERASE_WR_BLK_END 33 /* ac,sets the address of the last write bloock to be erased,R1 */
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/*MMC private command*/
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#define MMC_SEND_OP_COND 1 /* bcr,Activates the card's initialization process,R3 */
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#define MMC_SWITCH 6 /* ac,switch the mode of operation of the selected card or modifies tge EXT_CSD,R1b */
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#define MMC_BUSTEST_R 14 /* adtc,a host reads the reversed testing data pattern from a card,R1 */
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#define MMC_BUSTEST_W 19 /* adtc,a host sends the bus teset data pattern to a card,R1 */
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/*sd io command*/
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#define IO_SEND_OP_COND 5 /* for SD IO.similar to ACMD41 for sd mem */
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#define IO_RW_DIRECT 52
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#define IO_RW_EXTENDED 53
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#define SD_IO_CMD54 54
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/* class 2 */
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#define MMC_SET_BLOCKLEN 16 /* ac [31:0] block len R1, select a block length for all read/write cmds */
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#define MMC_READ_SINGLE_BLOCK 17 /* adtc [31:0] data addr R1, reads a block of the size seclected by SET_BLOCKLEN */
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#define MMC_READ_MULTIPLE_BLOCK 18 /* adtc [31:0] data addr R1, continuously send blocks of data until interrupted by a stop transmission commmad */
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#define MMC_SEND_TUNING_BLOCK 19 /* adtc R1 */
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#define MMC_SEND_TUNING_BLOCK_HS200 21 /* adtc R1 */
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/* class 3 */
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#define MMC_WRITE_DAT_UNTIL_STOP 20 /* adtc [31:0] data addr R1 */
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/* class 4 */
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#define MMC_SET_BLOCK_COUNT 23 /* adtc [31:0] data addr R1 */
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#define MMC_WRITE_SINGLE_BLOCK 24 /* adtc [31:0] data addr R1, writes a block of the size seclected by SET_BLOCKLEN */
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#define MMC_WRITE_MULTIPLE_BLOCK 25 /* adtc R1, continuously writes blocks of data until interrupted by a stop transmission commmad */
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#define MMC_PROGRAM_CID 26 /* adtc R1 */
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#define MMC_PROGRAM_CSD 27 /* adtc R1, program the programmable bits of CSD */
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/* class 6 */
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#define MMC_SET_WRITE_PROT 28 /* ac [31:0] data addr R1b, sets the write protect bit of the addressed group */
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#define MMC_CLR_WRITE_PROT 29 /* ac [31:0] data addr R1b, clears the write protect bit of the addressed group */
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#define MMC_SEND_WRITE_PROT 30 /* adtc [31:0] wpdata addr R1, ask the card to send status of the write protection bits */
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/* class 5 */
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#define MMC_ERASE_GROUP_START 35 /* ac [31:0] data addr R1 */
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#define MMC_ERASE_GROUP_END 36 /* ac [31:0] data addr R1 */
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#define MMC_ERASE 38 /* ac R1b, erase all selected write blocks */
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/* class 9 */
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#define MMC_FAST_IO 39 /* ac <Complex> R4, used to read or write 8 bit registers */
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#define MMC_GO_IRQ_STATE 40 /* bcr R5, sets the system info interrupt mode */
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/* class 7 */
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#define MMC_LOCK_UNLOCK 42 /* adtc R1b, lock or unlock sd card */
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/* class 8 */
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#define MMC_APP_CMD 55 /* ac [31:16] RCA R1, indicates the next cmd is an specific cmd */
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#define MMC_GEN_CMD 56 /* adtc [0] RD/WR R1, send or get a block of data */
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static inline uint32_t mmc_op_multi(uint32_t opcode)
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{
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return opcode == MMC_WRITE_MULTIPLE_BLOCK ||
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opcode == MMC_READ_MULTIPLE_BLOCK;
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}
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/*
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* MMC_SWITCH argument format:
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*
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* [31:26] Always 0
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* [25:24] Access Mode
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* [23:16] Location of target Byte in EXT_CSD
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* [15:08] Value Byte
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* [07:03] Always 0
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* [02:00] Command Set
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*/
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/*
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MMC status in R1, for native mode (SPI bits are different)
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Type
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e : error bit
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s : status bit
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r : detected and set for the actual command response
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x : detected and set during command execution. the host must poll
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the card by sending status command in order to read these bits.
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Clear condition
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a : according to the card state
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b : always related to the previous command. Reception of
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a valid command will clear it (with a delay of one command)
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c : clear by read
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*/
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#define R1_OUT_OF_RANGE (1 << 31) /* er, c */
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#define R1_ADDRESS_ERROR (1 << 30) /* erx, c */
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#define R1_BLOCK_LEN_ERROR (1 << 29) /* er, c */
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#define R1_ERASE_SEQ_ERROR (1 << 28) /* er, c */
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#define R1_ERASE_PARAM (1 << 27) /* ex, c */
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#define R1_WP_VIOLATION (1 << 26) /* erx, c */
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#define R1_CARD_IS_LOCKED (1 << 25) /* sx, a */
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#define R1_LOCK_UNLOCK_FAILED (1 << 24) /* erx, c */
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#define R1_COM_CRC_ERROR (1 << 23) /* er, b */
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#define R1_ILLEGAL_COMMAND (1 << 22) /* er, b */
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#define R1_CARD_ECC_FAILED (1 << 21) /* ex, c */
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#define R1_CC_ERROR (1 << 20) /* erx, c */
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#define R1_ERROR (1 << 19) /* erx, c */
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#define R1_UNDERRUN (1 << 18) /* ex, c */
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#define R1_OVERRUN (1 << 17) /* ex, c */
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#define R1_CID_CSD_OVERWRITE (1 << 16) /* erx, c, CID/CSD overwrite */
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#define R1_WP_ERASE_SKIP (1 << 15) /* sx, c */
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#define R1_CARD_ECC_DISABLED (1 << 14) /* sx, a */
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#define R1_ERASE_RESET (1 << 13) /* sr, c */
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#define R1_STATUS(x) (x & 0xFFFFE000)
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#define R1_CURRENT_STATE(x) ((x & 0x00001E00) >> 9) /* sx, b (4 bits) */
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#define R1_READY_FOR_DATA (1 << 8) /* sx, a */
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#define R1_SWITCH_ERROR (1 << 7) /* sx, c */
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#define R1_APP_CMD (1 << 5) /* sr, c */
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#define R1_STATE_IDLE 0
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#define R1_STATE_READY 1
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#define R1_STATE_IDENT 2
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#define R1_STATE_STBY 3
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#define R1_STATE_TRAN 4
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#define R1_STATE_DATA 5
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#define R1_STATE_RCV 6
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#define R1_STATE_PRG 7
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#define R1_STATE_DIS 8
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/*ce-ata command*/
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#define CEATA_RW_MULTIPLE_REGISTER 60
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#define CEATA_RW_MULTIPLE_BLOCK 61
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/*application specific commands used by sd mem*/
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#define SET_BUS_WIDTH 6 /* ac,define the bus width(00 = 1bit, 10 = 4bit),R1 */
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#define SD_STATUS 13 /* adtc,send the sd card status,R1 */
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#define SEND_NUM_WR_BLOCKS 22 /* adtc,send the number of written write blocks,R1 */
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#define SET_WR_BLK_ERASE_CNT 23 /* ac,set the number of write blocks to be pre-erased before writing,R1 */
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#define SD_APP_OP_COND 41 /* bcr,asks the accessed card to send its OCR(operating conditon register) content,R3 */
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#define SET_CLR_CARD_DETECT 42 /* ac,connect or disconnect the pull up resistor of the card for card detect,R1 */
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#define SEND_SCR 51 /* adtc,reads the SCR(sd configure register),R1 */
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/* MMC/SD in SPI mode reports R1 status always, and R2 for SEND_STATUS
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* R1 is the low order byte; R2 is the next highest byte, when present.
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*/
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#define R1_SPI_IDLE (1 << 0)
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#define R1_SPI_ERASE_RESET (1 << 1)
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#define R1_SPI_ILLEGAL_COMMAND (1 << 2)
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#define R1_SPI_COM_CRC (1 << 3)
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#define R1_SPI_ERASE_SEQ (1 << 4)
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#define R1_SPI_ADDRESS (1 << 5)
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#define R1_SPI_PARAMETER (1 << 6)
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/* R1 bit 7 is always zero */
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#define R2_SPI_CARD_LOCKED (1 << 8)
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#define R2_SPI_WP_ERASE_SKIP (1 << 9) /* or lock/unlock fail */
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#define R2_SPI_LOCK_UNLOCK_FAIL R2_SPI_WP_ERASE_SKIP
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#define R2_SPI_ERROR (1 << 10)
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#define R2_SPI_CC_ERROR (1 << 11)
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#define R2_SPI_CARD_ECC_ERROR (1 << 12)
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#define R2_SPI_WP_VIOLATION (1 << 13)
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#define R2_SPI_ERASE_PARAM (1 << 14)
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#define R2_SPI_OUT_OF_RANGE (1 << 15) /* or CSD overwrite */
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#define R2_SPI_CSD_OVERWRITE R2_SPI_OUT_OF_RANGE
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#define CEATA_INDENTIFY_DEVICE 0xec
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#define CEATA_READ_DMA_EXT 0x25
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#define CEATA_WRITE_DMA_EXT 0x35
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#define CEATA_STANBY_IMMIDIATE 0xe0
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#define CEATA_FLUSH_CACHE_EXT 0Xea
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/*
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* OCR bits are mostly in host.h
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*/
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#define MMC_CARD_BUSY 0x80000000 /* Card Power up status bit */
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/* Card Command Classes (CCC) */
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#define CCC_BASIC (1<<0) /* (0) Basic protocol functions */
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/* (CMD0,1,2,3,4,7,9,10,12,13,15) */
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/* (and for SPI, CMD58,59) */
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#define CCC_STREAM_READ (1<<1) /* (1) Stream read commands */
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/* (CMD11) */
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#define CCC_BLOCK_READ (1<<2) /* (2) Block read commands */
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/* (CMD16,17,18) */
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#define CCC_STREAM_WRITE (1<<3) /* (3) Stream write commands */
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/* (CMD20) */
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#define CCC_BLOCK_WRITE (1<<4) /* (4) Block write commands */
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/* (CMD16,24,25,26,27) */
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#define CCC_ERASE (1<<5) /* (5) Ability to erase blocks */
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/* (CMD32,33,34,35,36,37,38,39) */
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#define CCC_WRITE_PROT (1<<6) /* (6) Able to write protect blocks */
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/* (CMD28,29,30) */
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#define CCC_LOCK_CARD (1<<7) /* (7) Able to lock down card */
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/* (CMD16,CMD42) */
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#define CCC_APP_SPEC (1<<8) /* (8) Application specific */
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/* (CMD55,56,57,ACMD*) */
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#define CCC_IO_MODE (1<<9) /* (9) I/O mode */
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/* (CMD5,39,40,52,53) */
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#define CCC_SWITCH (1<<10) /* (10) High speed switch */
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/* (CMD6,34,35,36,37,50) */
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/* (11) Reserved */
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/* (CMD?) */
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/* CSD field definitions */
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#define MMC_CSD_STRUCT_VER_1_0 0 /* Valid for system specification 1.0 - 1.2 */
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#define MMC_CSD_STRUCT_VER_1_1 1 /* Valid for system specification 1.4 - 2.2 */
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#define MMC_CSD_STRUCT_VER_1_2 2 /* Valid for system specification 3.1 - 3.2 - 3.31 - 4.0 - 4.1 */
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#define MMC_CSD_STRUCT_EXT_CSD 3 /* Version is coded in CSD_STRUCTURE in EXT_CSD */
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#define MMC_CSD_SPEC_VER_0 0 /* Implements system specification 1.0 - 1.2 */
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#define MMC_CSD_SPEC_VER_1 1 /* Implements system specification 1.4 */
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#define MMC_CSD_SPEC_VER_2 2 /* Implements system specification 2.0 - 2.2 */
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#define MMC_CSD_SPEC_VER_3 3 /* Implements system specification 3.1 - 3.2 - 3.31 */
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#define MMC_CSD_SPEC_VER_4 4 /* Implements system specification 4.0 - 4.1 */
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/* EXT_CSD fields */
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#define MMC_EXT_CSD_BOOT_BUS_COND 177 /* R/W */
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#define MMC_EXT_CSD_PART_CONF 179 /* R/W */
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#define MMC_EXT_CSD_BUS_WIDTH 183 /* R/W */
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#define MMC_EXT_CSD_HS_TIMING 185 /* R/W */
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#define MMC_EXT_CSD_CARD_TYPE 196 /* RO */
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#define MMC_EXT_CSD_REV 192 /* RO */
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#define MMC_EXT_CSD_SEC_CNT 212 /* RO, 4 bytes */
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/* EXT_CSD field definitions */
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#define MMC_EXT_CSD_CMD_SET_NORMAL (1<<0)
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#define MMC_EXT_CSD_CMD_SET_SECURE (1<<1)
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#define MMC_EXT_CSD_CMD_SET_CPSECURE (1<<2)
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#define MMC_EXT_CSD_CARD_TYPE_26 (1<<0) /* Card can run at 26MHz */
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#define MMC_EXT_CSD_CARD_TYPE_52 (1<<1) /* Card can run at 52MHz */
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#define MMC_EXT_CSD_BUS_WIDTH_1 0 /* Card is in 1 bit mode */
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#define MMC_EXT_CSD_BUS_WIDTH_4 1 /* Card is in 4 bit mode */
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#define MMC_EXT_CSD_BUS_WIDTH_8 2 /* Card is in 8 bit mode */
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#define MMC_EXT_CSD_BUS_WIDTH_4_DDR 5 /* Card is in 4 bit mode in DDR mode */
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#define MMC_EXT_CSD_BUS_WIDTH_8_DDR 6 /* Card is in 8 bit mode in DDR mode */
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/* MMC_SWITCH access modes */
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#define MMC_SWITCH_MODE_CMD_SET 0x00 /* Change the command set */
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#define MMC_SWITCH_MODE_SET_BITS 0x01 /* Set bits which are 1 in value */
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#define MMC_SWITCH_MODE_CLEAR_BITS 0x02 /* Clear bits which are 1 in value */
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#define MMC_SWITCH_MODE_WRITE_BYTE 0x03 /* Set target to value */
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/* MMC_SWITCH boot modes */
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#define MMC_SWITCH_MMCPART_NOAVAILABLE (0xff)
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#define MMC_SWITCH_PART_ACCESS_MASK (0x7)
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#define MMC_SWITCH_PART_SUPPORT (0x1)
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#define MMC_SWITCH_PART_BOOT_PART_MASK (0x7 << 3)
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#define MMC_SWITCH_PART_BOOT_PART_NONE (0x0)
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#define MMC_SWITCH_PART_BOOT_PART_1 (0x1)
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#define MMC_SWITCH_PART_BOOT_PART_2 (0x2)
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#define MMC_SWITCH_PART_BOOT_USER (0x7)
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#define MMC_SWITCH_PART_BOOT_ACK_MASK (0x1 << 6)
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#define MMC_SWITCH_PART_BOOT_ACK_ENB (0x1)
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/* MMC_SWITCH boot condition */
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#define MMC_SWITCH_MMCBOOT_BUS_NOAVAILABLE (0xff)
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#define MMC_SWITCH_BOOT_MODE_MASK (0x3 << 3)
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#define MMC_SWITCH_BOOT_SDR_NORMAL (0x0)
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#define MMC_SWITCH_BOOT_SDR_HS (0x1)
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#define MMC_SWITCH_BOOT_DDR (0x2)
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#define MMC_SWITCH_BOOT_RST_BUS_COND_MASK (0x1 << 2)
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#define MMC_SWITCH_BOOT_RST_BUS_COND (0x0)
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#define MMC_SWITCH_BOOT_RETAIN_BUS_COND (0x1)
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#define MMC_SWITCH_BOOT_BUS_WIDTH_MASK (0x3 << 0)
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#define MMC_SWITCH_BOOT_BUS_SDRx1_DDRx4 (0x0)
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#define MMC_SWITCH_BOOT_BUS_SDRx4_DDRx4 (0x1)
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#define MMC_SWITCH_BOOT_BUS_SDRx8_DDRx8 (0x2)
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/* SD_SWITCH function groups */
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#define SD_SWITCH_GRP_ACCESS_MODE 0
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#define SD_SWITCH_GRP_CMD_SYSTEM 1
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#define SD_SWITCH_GRP_DRV_STRENGTH 2
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#define SD_SWITCH_GRP_CUR_LIMIT 3
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/* SD_SWITCH access modes */
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#define SD_SWITCH_ACCESS_DEF_SDR12 0
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#define SD_SWITCH_ACCESS_HS_SDR25 1
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#define SD_SWITCH_ACCESS_SDR50 2
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#define SD_SWITCH_ACCESS_SDR104 3
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#define SD_SWITCH_ACCESS_DDR50 4
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/* SD_SWITCH cmd system */
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#define SD_SWITCH_CMDSYS_DEF 0
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#define SD_SWITCH_CMDSYS_EC 1
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#define SD_SWITCH_CMDSYS_OTP 3
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#define SD_SWITCH_CMDSYS_ASSD 4
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#define SD_SWITCH_CMDSYS_ESD 0xc
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/* SD_SWITCH driver strength */
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#define SD_SWITCH_DRVSTR_DEF_TB 0
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#define SD_SWITCH_DRVSTR_DEF_TA 1
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#define SD_SWITCH_DRVSTR_DEF_TC 2
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#define SD_SWITCH_DRVSTR_DEF_TD 3
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/* SD_SWITCH current limit */
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#define SD_SWITCH_CURLMT_DEF_200MA 0
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#define SD_SWITCH_CURLMT_DEF_400MA 1
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#define SD_SWITCH_CURLMT_DEF_600MA 2
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#define SD_SWITCH_CURLMT_DEF_800MA 3
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/**
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* @brief read SD card.
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* @param card:
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* @arg card->card handler.
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* @param buf:
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* @arg buf->for store readed data.
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* @param sblk:
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* @arg sblk->start block num.
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* @param nblk:
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* @arg nblk->number of blocks.
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* @retval 0 if success or other if failed.
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*/
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extern int32_t mmc_block_read(struct mmc_card *card, uint8_t *buf, uint64_t sblk, uint32_t nblk);
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/**
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* @brief write SD card.
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* @param card:
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* @arg card->card handler.
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* @param buf:
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* @arg buf->data will be write.
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* @param sblk:
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* @arg sblk->start block num.
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* @param nblk:
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* @arg nblk->number of blocks.
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* @retval 0 if success or other if failed.
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*/
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extern int32_t mmc_block_write(struct mmc_card *card, const uint8_t *buf, uint64_t sblk, uint32_t nblk);
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/**
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* @brief scan or rescan SD card.
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* @param card:
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* @arg card->card handler.
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* @param sdc_id:
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* @arg sdc_id->SDC ID which card on.
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* @retval 0 if success or other if failed.
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*/
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extern int32_t mmc_rescan(struct mmc_card *card, uint32_t sdc_id);
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/**
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* @brief deinit SD card.
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* @param card:
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* @arg card->card handler.
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* @retval 0 if success or other if failed.
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*/
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extern int32_t mmc_card_deinit(struct mmc_card *card);
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/**
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* @brief malloc for card_info.
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* @param card_id:
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* @arg card ID.
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* @retval 0 if success or other if failed.
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*/
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extern int32_t mmc_card_create(uint8_t card_id, SDCard_InitTypeDef *param);
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/**
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* @brief free for card_info.
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* @param card_id:
|
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* @arg card ID.
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* @retval 0 if success or other if failed.
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|
*/
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extern int32_t mmc_card_delete(uint8_t card_id);
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/**
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* @brief get pointer of mmc_card.
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|
* @param card_id:
|
|
* @arg card ID.
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* @retval pointer of mmc_card if success or NULL if failed.
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|
*/
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extern struct mmc_card* mmc_card_open(uint8_t card_id);
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/**
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* @brief close mmc_card.
|
|
* @param card_id:
|
|
* @arg card ID.
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|
* @retval 0 if success or other if failed.
|
|
*/
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extern int32_t mmc_card_close(uint8_t card_id);
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extern struct mmc_card_info* mmc_card_save(uint8_t card_id);
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|
extern int32_t mmc_card_restore(struct mmc_card_info *s_card_info);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _DRIVER_CHIP_SDMMC_SDMMC_H_ */
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