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- /** @file
- Main Header file for the MMC DXE driver
- Copyright (c) 2011-2015, ARM Limited. All rights reserved.
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #ifndef __MMC_H
- #define __MMC_H
- #include <Uefi.h>
- #include <Protocol/DiskIo.h>
- #include <Protocol/BlockIo.h>
- #include <Protocol/DevicePath.h>
- #include <Protocol/MmcHost.h>
- #include <Library/UefiLib.h>
- #include <Library/DebugLib.h>
- #include <Library/UefiBootServicesTableLib.h>
- #define MMC_TRACE(txt) DEBUG((DEBUG_BLKIO, "MMC: " txt "\n"))
- #define MMC_IOBLOCKS_READ 0
- #define MMC_IOBLOCKS_WRITE 1
- #define MMC_OCR_POWERUP 0x80000000
- #define MMC_OCR_ACCESS_MASK 0x3 /* bit[30-29] */
- #define MMC_OCR_ACCESS_BYTE 0x1 /* bit[29] */
- #define MMC_OCR_ACCESS_SECTOR 0x2 /* bit[30] */
- #define MMC_CSD_GET_CCC(Response) (Response[2] >> 20)
- #define MMC_CSD_GET_TRANSPEED(Response) (Response[3] & 0xFF)
- #define MMC_CSD_GET_READBLLEN(Response) ((Response[2] >> 16) & 0xF)
- #define MMC_CSD_GET_WRITEBLLEN(Response) ((Response[0] >> 22) & 0xF)
- #define MMC_CSD_GET_FILEFORMAT(Response) ((Response[0] >> 10) & 0x3)
- #define MMC_CSD_GET_FILEFORMATGRP(Response) ((Response[0] >> 15) & 0x1)
- #define MMC_CSD_GET_DEVICESIZE(csd) (((Response[1] >> 30) & 0x3) | ((Response[2] & 0x3FF) << 2))
- #define HC_MMC_CSD_GET_DEVICESIZE(Response) ((Response[1] >> 16) | ((Response[2] & 0x40) << 16));
- #define MMC_CSD_GET_DEVICESIZEMULT(csd) ((Response[1] >> 15) & 0x7)
- #define MMC_R0_READY_FOR_DATA (1 << 8)
- #define MMC_R0_CURRENTSTATE(Response) ((Response[0] >> 9) & 0xF)
- #define MMC_R0_STATE_IDLE 0
- #define MMC_R0_STATE_READY 1
- #define MMC_R0_STATE_IDENT 2
- #define MMC_R0_STATE_STDBY 3
- #define MMC_R0_STATE_TRAN 4
- #define MMC_R0_STATE_DATA 5
- #define EMMC_CMD6_ARG_ACCESS(x) (((x) & 0x3) << 24)
- #define EMMC_CMD6_ARG_INDEX(x) (((x) & 0xFF) << 16)
- #define EMMC_CMD6_ARG_VALUE(x) (((x) & 0xFF) << 8)
- #define EMMC_CMD6_ARG_CMD_SET(x) (((x) & 0x7) << 0)
- #define SWITCH_CMD_DATA_LENGTH 64
- #define SD_HIGH_SPEED_SUPPORTED 0x20000
- #define SD_DEFAULT_SPEED 25000000
- #define SD_HIGH_SPEED 50000000
- #define SWITCH_CMD_SUCCESS_MASK 0x0f000000
- #define SD_CARD_CAPACITY 0x00000002
- #define BUSWIDTH_4 4
- typedef enum {
- UNKNOWN_CARD,
- MMC_CARD, // MMC card
- MMC_CARD_HIGH, // MMC Card with High capacity
- EMMC_CARD, // eMMC 4.41 card
- SD_CARD, // SD 1.1 card
- SD_CARD_2, // SD 2.0 or above standard card
- SD_CARD_2_HIGH // SD 2.0 or above high capacity card
- } CARD_TYPE;
- typedef struct {
- UINT32 Reserved0 : 7; // 0
- UINT32 V170_V195 : 1; // 1.70V - 1.95V
- UINT32 V200_V260 : 7; // 2.00V - 2.60V
- UINT32 V270_V360 : 9; // 2.70V - 3.60V
- UINT32 RESERVED_1 : 5; // Reserved
- UINT32 AccessMode : 2; // 00b (byte mode), 10b (sector mode)
- UINT32 PowerUp : 1; // This bit is set to LOW if the card has not finished the power up routine
- } OCR;
- typedef struct {
- UINT8 SD_SPEC : 4; // SD Memory Card - Spec. Version [59:56]
- UINT8 SCR_STRUCTURE : 4; // SCR Structure [63:60]
- UINT8 SD_BUS_WIDTHS : 4; // DAT Bus widths supported [51:48]
- UINT8 DATA_STAT_AFTER_ERASE : 1; // Data Status after erases [55]
- UINT8 SD_SECURITY : 3; // CPRM Security Support [54:52]
- UINT8 EX_SECURITY_1 : 1; // Extended Security Support [43]
- UINT8 SD_SPEC4 : 1; // Spec. Version 4.00 or higher [42]
- UINT8 RESERVED_1 : 2; // Reserved [41:40]
- UINT8 SD_SPEC3 : 1; // Spec. Version 3.00 or higher [47]
- UINT8 EX_SECURITY_2 : 3; // Extended Security Support [46:44]
- UINT8 CMD_SUPPORT : 4; // Command Support bits [35:32]
- UINT8 RESERVED_2 : 4; // Reserved [39:36]
- UINT32 RESERVED_3; // Manufacturer Usage [31:0]
- } SCR;
- typedef struct {
- UINT32 NOT_USED; // 1 [0:0]
- UINT32 CRC; // CRC7 checksum [7:1]
- UINT32 MDT; // Manufacturing date [19:8]
- UINT32 RESERVED_1; // Reserved [23:20]
- UINT32 PSN; // Product serial number [55:24]
- UINT8 PRV; // Product revision [63:56]
- UINT8 PNM[5]; // Product name [64:103]
- UINT16 OID; // OEM/Application ID [119:104]
- UINT8 MID; // Manufacturer ID [127:120]
- } CID;
- typedef struct {
- UINT8 NOT_USED : 1; // Not used, always 1 [0:0]
- UINT8 CRC : 7; // CRC [7:1]
- UINT8 RESERVED_1 : 2; // Reserved [9:8]
- UINT8 FILE_FORMAT : 2; // File format [11:10]
- UINT8 TMP_WRITE_PROTECT : 1; // Temporary write protection [12:12]
- UINT8 PERM_WRITE_PROTECT : 1; // Permanent write protection [13:13]
- UINT8 COPY : 1; // Copy flag (OTP) [14:14]
- UINT8 FILE_FORMAT_GRP : 1; // File format group [15:15]
- UINT16 RESERVED_2 : 5; // Reserved [20:16]
- UINT16 WRITE_BL_PARTIAL : 1; // Partial blocks for write allowed [21:21]
- UINT16 WRITE_BL_LEN : 4; // Max. write data block length [25:22]
- UINT16 R2W_FACTOR : 3; // Write speed factor [28:26]
- UINT16 RESERVED_3 : 2; // Reserved [30:29]
- UINT16 WP_GRP_ENABLE : 1; // Write protect group enable [31:31]
- UINT32 WP_GRP_SIZE : 7; // Write protect group size [38:32]
- UINT32 SECTOR_SIZE : 7; // Erase sector size [45:39]
- UINT32 ERASE_BLK_EN : 1; // Erase single block enable [46:46]
- UINT32 C_SIZE_MULT : 3; // Device size multiplier [49:47]
- UINT32 VDD_W_CURR_MAX : 3; // Max. write current @ VDD max [52:50]
- UINT32 VDD_W_CURR_MIN : 3; // Max. write current @ VDD min [55:53]
- UINT32 VDD_R_CURR_MAX : 3; // Max. read current @ VDD max [58:56]
- UINT32 VDD_R_CURR_MIN : 3; // Max. read current @ VDD min [61:59]
- UINT32 C_SIZELow2 : 2; // Device size [63:62]
- UINT32 C_SIZEHigh10 : 10; // Device size [73:64]
- UINT32 RESERVED_4 : 2; // Reserved [75:74]
- UINT32 DSR_IMP : 1; // DSR implemented [76:76]
- UINT32 READ_BLK_MISALIGN : 1; // Read block misalignment [77:77]
- UINT32 WRITE_BLK_MISALIGN : 1; // Write block misalignment [78:78]
- UINT32 READ_BL_PARTIAL : 1; // Partial blocks for read allowed [79:79]
- UINT32 READ_BL_LEN : 4; // Max. read data block length [83:80]
- UINT32 CCC : 12; // Card command classes [95:84]
- UINT8 TRAN_SPEED; // Max. bus clock frequency [103:96]
- UINT8 NSAC; // Data read access-time 2 in CLK cycles (NSAC*100) [111:104]
- UINT8 TAAC; // Data read access-time 1 [119:112]
- UINT8 RESERVED_5 : 2; // Reserved [121:120]
- UINT8 SPEC_VERS : 4; // System specification version [125:122]
- UINT8 CSD_STRUCTURE : 2; // CSD structure [127:126]
- } CSD;
- typedef struct {
- UINT8 RESERVED_1[16]; // Reserved [15:0]
- UINT8 SECURE_REMOVAL_TYPE; // Secure Removal Type [16:16]
- UINT8 PRODUCT_STATE_AWARENESS_ENABLEMENT; // Product state awareness enablement [17:17]
- UINT8 MAX_PRE_LOADING_DATA_SIZE[4]; // MAX pre loading data size [21:18]
- UINT8 PRE_LOADING_DATA_SIZE[4]; // Pre loading data size [25:22]
- UINT8 FFU_STATUS; // FFU Status [26:26]
- UINT8 RESERVED_2[2]; // Reserved [28:27]
- UINT8 MODE_OPERATION_CODES; // Mode operation codes [29:29]
- UINT8 MODE_CONFIG; // Mode config [30:30]
- UINT8 RESERVED_3; // Reserved [31:31]
- UINT8 FLUSH_CACHE; // Flushing of the cache [32:32]
- UINT8 CACHE_CTRL; // Control to turn the cache ON/OFF [33:33]
- UINT8 POWER_OFF_NOTIFICATION; // Power Off Notification [34:34]
- UINT8 PACKED_FAILURE_INDEX; // Packed command failure index [35:35]
- UINT8 PACKED_COMMAND_STATUS; // Packed command status [36:36]
- UINT8 CONTEXT_CONF[15]; // Context configuration [51:37]
- UINT8 EXT_PARTITIONS_ATTRIBUTE[2]; // Extended partitions attribute [53:52]
- UINT8 EXCEPTION_EVENTS_STATUS[2]; // Exception events status [55:54]
- UINT8 EXCEPTION_EVENTS_CTRL[2]; // Exception events control [57:56]
- UINT8 DYNCAP_NEEDED; // Number of addressed group to be released [58:58]
- UINT8 CLASS_6_CTRL; // Class 6 commands control [59:59]
- UINT8 INI_TIMEOUT_EMU; // 1st initialization after disabling sector size emulation [60:60]
- UINT8 DATA_SECTOR_SIZE; // Sector size [61:61]
- UINT8 USE_NATIVE_SECTOR; // Sector size emulation [62:62]
- UINT8 NATIVE_SECTOR_SIZE; // Native sector size [63:63]
- UINT8 VENDOR_SPECIFIC_FIELD[64]; // Vendor specific fields [127:64]
- UINT8 RESERVED_4[2]; // Reserved [129:128]
- UINT8 PROGRAM_CID_CSD_DDR_SUPPORT; // Program CID/CSD in DDR mode support [130:130]
- UINT8 PERIODIC_WAKEUP; // Periodic wake-up [131:131]
- UINT8 TCASE_SUPPORT; // Package case temperature is controlled [132:132]
- UINT8 PRODUCTION_STATE_AWARENESS; // Production state awareness [133:133]
- UINT8 SECTOR_BAD_BLK_MGMNT; // Bad block management mode [134:134]
- UINT8 RESERVED_5; // Reserved [135:135]
- UINT8 ENH_START_ADDR[4]; // Enhanced user data start address [139:136]
- UINT8 ENH_SIZE_MULT[3]; // Enhanced user data area size [142:140]
- UINT8 GP_SIZE_MULT[12]; // General purpose partition size [154:143]
- UINT8 PARTITION_SETTING_COMPLETED; // Partitioning setting [155:155]
- UINT8 PARTITIONS_ATTRIBUTE; // Partitions attribute [156:156]
- UINT8 MAX_ENH_SIZE_MULT[3]; // Max enhanced area size [159:157]
- UINT8 PARTITIONING_SUPPORT; // Partitioning [160:160]
- UINT8 HPI_MGMT; // HPI management [161:161]
- UINT8 RST_N_FUNCTION; // H/W reset function [162:162]
- UINT8 BKOPS_EN; // Enable background operations handshake [163:163]
- UINT8 BKOPS_START; // Manually start background operations [164:164]
- UINT8 SANITIZE_START; // Start sanitize operation [165:165]
- UINT8 WR_REL_PARAM; // Write reliability parameter register [166:166]
- UINT8 WR_REL_SET; // Write reliability setting register [167:167]
- UINT8 RPMB_SIZE_MULT; // RPMB size [168:168]
- UINT8 FW_CONFIG; // FW configuration [169:169]
- UINT8 RESERVED_6; // Reserved [170:170]
- UINT8 USER_WP; // User area write protection register [171:171]
- UINT8 RESERVED_7; // Reserved [172:172]
- UINT8 BOOT_WP; // Boot area write protection register [173:173]
- UINT8 BOOT_WP_STATUS; // Boot write protection register [174:174]
- UINT8 ERASE_GROUP_DEF; // High-density erase group definition [175:175]
- UINT8 RESERVED_8; // Reserved [176:176]
- UINT8 BOOT_BUS_CONDITIONS; // Boot bus conditions [177:177]
- UINT8 BOOT_CONFIG_PROT; // Boot config protection [178:178]
- UINT8 PARTITION_CONFIG; // Partition config [179:179]
- UINT8 RESERVED_9; // Reserved [180:180]
- UINT8 ERASED_MEM_CONT; // Erased memory content [181:181]
- UINT8 RESERVED_10; // Reserved [182:182]
- UINT8 BUS_WIDTH; // Bus width mode [183:183]
- UINT8 RESERVED_11; // Reserved [184:184]
- UINT8 HS_TIMING; // High-speed interface timing [185:185]
- UINT8 RESERVED_12; // Reserved [186:186]
- UINT8 POWER_CLASS; // Power class [187:187]
- UINT8 RESERVED_13; // Reserved [188:188]
- UINT8 CMD_SET_REV; // Command set revision [189:189]
- UINT8 RESERVED_14; // Reserved [190:190]
- UINT8 CMD_SET; // Command set [191:191]
- UINT8 EXT_CSD_REV; // Extended CSD revision [192:192]
- UINT8 RESERVED_15; // Reserved [193:193]
- UINT8 CSD_STRUCTURE; // CSD Structure [194:194]
- UINT8 RESERVED_16; // Reserved [195:195]
- UINT8 DEVICE_TYPE; // Device type [196:196]
- UINT8 DRIVER_STRENGTH; // I/O Driver strength [197:197]
- UINT8 OUT_OF_INTERRUPT_TIME; // Out-of-interrupt busy timing [198:198]
- UINT8 PARTITION_SWITCH_TIME; // Partition switching timing [199:199]
- UINT8 PWR_CL_52_195; // Power class for 52MHz at 1.95V 1 R [200:200]
- UINT8 PWR_CL_26_195; // Power class for 26MHz at 1.95V 1 R [201:201]
- UINT8 PWR_CL_52_360; // Power class for 52MHz at 3.6V 1 R [202:202]
- UINT8 PWR_CL_26_360; // Power class for 26MHz at 3.6V 1 R [203:203]
- UINT8 RESERVED_17; // Reserved [204:204]
- UINT8 MIN_PERF_R_4_26; // Minimum read performance for 4bit at 26MHz [205:205]
- UINT8 MIN_PERF_W_4_26; // Minimum write performance for 4bit at 26MHz [206:206]
- UINT8 MIN_PERF_R_8_26_4_52; // Minimum read performance for 8bit at 26MHz, for 4bit at 52MHz [207:207]
- UINT8 MIN_PERF_W_8_26_4_52; // Minimum write performance for 8bit at 26MHz, for 4bit at 52MHz [208:208]
- UINT8 MIN_PERF_R_8_52; // Minimum read performance for 8bit at 52MHz [209:209]
- UINT8 MIN_PERF_W_8_52; // Minimum write performance for 8bit at 52MHz [210:210]
- UINT8 RESERVED_18; // Reserved [211:211]
- UINT32 SECTOR_COUNT; // Sector count [215:212]
- UINT8 SLEEP_NOTIFICATION_TIME; // Sleep notification timeout [216:216]
- UINT8 S_A_TIMEOUT; // Sleep/awake timeout [217:217]
- UINT8 PRODUCTION_STATE_AWARENESS_TIMEOUT; // Production state awareness timeout [218:218]
- UINT8 S_C_VCCQ; // Sleep current (VCCQ) [219:219]
- UINT8 S_C_VCC; // Sleep current (VCC) [220:220]
- UINT8 HC_WP_GRP_SIZE; // High-capacity write protect group size [221:221]
- UINT8 REL_WR_SECTOR_C; // Reliable write sector count [222:222]
- UINT8 ERASE_TIMEOUT_MULT; // High-capacity erase timeout [223:223]
- UINT8 HC_ERASE_GRP_SIZE; // High-capacity erase unit size [224:224]
- UINT8 ACC_SIZE; // Access size [225:225]
- UINT8 BOOT_SIZE_MULTI; // Boot partition size [226:226]
- UINT8 RESERVED_19; // Reserved [227:227]
- UINT8 BOOT_INFO; // Boot information [228:228]
- UINT8 SECURE_TRIM_MULT; // Secure TRIM Multiplier [229:229]
- UINT8 SECURE_ERASE_MULT; // Secure Erase Multiplier [230:230]
- UINT8 SECURE_FEATURE_SUPPORT; // Secure Feature Support [231:231]
- UINT8 TRIM_MULT; // TRIM Multiplier [232:232]
- UINT8 RESERVED_20; // Reserved [233:233]
- UINT8 MIN_PREF_DDR_R_8_52; // Minimum read performance for 8bit at 52MHz in DDR mode [234:234]
- UINT8 MIN_PREF_DDR_W_8_52; // Minimum write performance for 8bit at 52MHz in DDR mode [235:235]
- UINT8 PWR_CL_200_130; // Power class for 200MHz at VCCQ=1.3V, VCC=3.6V [236:236]
- UINT8 PWR_CL_200_195; // Power class for 200MHz at VCCQ=1.95V, VCC=3.6V [237:237]
- UINT8 PWR_CL_DDR_52_195; // Power class for 52MHz, DDR at 1.95V [238:238]
- UINT8 PWR_CL_DDR_52_360; // Power class for 52Mhz, DDR at 3.6V [239:239]
- UINT8 RESERVED_21; // Reserved [240:240]
- UINT8 INI_TIMEOUT_AP; // 1st initialization time after partitioning [241:241]
- UINT8 CORRECTLY_PRG_SECTORS_NUM[4]; // Number of correctly programmed sectors [245:242]
- UINT8 BKOPS_STATUS; // Background operations status [246:246]
- UINT8 POWER_OFF_LONG_TIME; // Power off notification (long) timeout [247:247]
- UINT8 GENERIC_CMD6_TIME; // Generic CMD6 timeout [248:248]
- UINT8 CACHE_SIZE[4]; // Cache size [252:249]
- UINT8 PWR_CL_DDR_200_360; // Power class for 200MHz, DDR at VCC=3.6V [253:253]
- UINT8 FIRMWARE_VERSION[8]; // Firmware version [261:254]
- UINT8 DEVICE_VERSION[2]; // Device version [263:262]
- UINT8 OPTIMAL_TRIM_UNIT_SIZE; // Optimal trim unit size [264:264]
- UINT8 OPTIMAL_WRITE_SIZE; // Optimal write size [265:265]
- UINT8 OPTIMAL_READ_SIZE; // Optimal read size [266:266]
- UINT8 PRE_EOL_INFO; // Pre EOL information [267:267]
- UINT8 DEVICE_LIFE_TIME_EST_TYP_A; // Device life time estimation type A [268:268]
- UINT8 DEVICE_LIFE_TIME_EST_TYP_B; // Device life time estimation type B [269:269]
- UINT8 VENDOR_PROPRIETARY_HEALTH_REPORT[32]; // Vendor proprietary health report [301:270]
- UINT8 NUMBER_OF_FW_SECTORS_CORRECTLY_PROGRAMMED[4]; // Number of FW sectors correctly programmed [305:302]
- UINT8 RESERVED_22[181]; // Reserved [486:306]
- UINT8 FFU_ARG[4]; // FFU argument [490:487]
- UINT8 OPERATION_CODE_TIMEOUT; // Operation codes timeout [491:491]
- UINT8 FFU_FEATURES; // FFU features [492:492]
- UINT8 SUPPORTED_MODES; // Supported modes [493:493]
- UINT8 EXT_SUPPORT; // Extended partitions attribute support [494:494]
- UINT8 LARGE_UNIT_SIZE_M1; // Large unit size [495:495]
- UINT8 CONTEXT_CAPABILITIES; // Context management capabilities [496:496]
- UINT8 TAG_RES_SIZE; // Tag resource size [497:497]
- UINT8 TAG_UNIT_SIZE; // Tag unit size [498:498]
- UINT8 DATA_TAG_SUPPORT; // Data tag support [499:499]
- UINT8 MAX_PACKED_WRITES; // Max packed write commands [500:500]
- UINT8 MAX_PACKED_READS; // Max packed read commands [501:501]
- UINT8 BKOPS_SUPPORT; // Background operations support [502:502]
- UINT8 HPI_FEATURES; // HPI features [503:503]
- UINT8 S_CMD_SET; // Supported command sets [504:504]
- UINT8 EXT_SECURITY_ERR; // Extended security commands error [505:505]
- UINT8 RESERVED_23[6]; // Reserved [511:506]
- } ECSD;
- typedef struct {
- UINT16 RCA;
- CARD_TYPE CardType;
- OCR OCRData;
- CID CIDData;
- CSD CSDData;
- ECSD *ECSDData; // MMC V4 extended card specific
- } CARD_INFO;
- typedef struct _MMC_HOST_INSTANCE {
- UINTN Signature;
- LIST_ENTRY Link;
- EFI_HANDLE MmcHandle;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- MMC_STATE State;
- EFI_BLOCK_IO_PROTOCOL BlockIo;
- CARD_INFO CardInfo;
- EFI_MMC_HOST_PROTOCOL *MmcHost;
- BOOLEAN Initialized;
- } MMC_HOST_INSTANCE;
- #define MMC_HOST_INSTANCE_SIGNATURE SIGNATURE_32('m', 'm', 'c', 'h')
- #define MMC_HOST_INSTANCE_FROM_BLOCK_IO_THIS(a) CR (a, MMC_HOST_INSTANCE, BlockIo, MMC_HOST_INSTANCE_SIGNATURE)
- #define MMC_HOST_INSTANCE_FROM_LINK(a) CR (a, MMC_HOST_INSTANCE, Link, MMC_HOST_INSTANCE_SIGNATURE)
- EFI_STATUS
- EFIAPI
- MmcGetDriverName (
- IN EFI_COMPONENT_NAME_PROTOCOL *This,
- IN CHAR8 *Language,
- OUT CHAR16 **DriverName
- );
- EFI_STATUS
- EFIAPI
- MmcGetControllerName (
- IN EFI_COMPONENT_NAME_PROTOCOL *This,
- IN EFI_HANDLE ControllerHandle,
- IN EFI_HANDLE ChildHandle OPTIONAL,
- IN CHAR8 *Language,
- OUT CHAR16 **ControllerName
- );
- extern EFI_COMPONENT_NAME_PROTOCOL gMmcComponentName;
- extern EFI_COMPONENT_NAME2_PROTOCOL gMmcComponentName2;
- extern EFI_DRIVER_DIAGNOSTICS2_PROTOCOL gMmcDriverDiagnostics2;
- extern LIST_ENTRY mMmcHostPool;
- /**
- Reset the block device.
- This function implements EFI_BLOCK_IO_PROTOCOL.Reset().
- It resets the block device hardware.
- ExtendedVerification is ignored in this implementation.
- @param This Indicates a pointer to the calling context.
- @param ExtendedVerification Indicates that the driver may perform a more exhaustive
- verification operation of the device during reset.
- @retval EFI_SUCCESS The block device was reset.
- @retval EFI_DEVICE_ERROR The block device is not functioning correctly and could not be reset.
- **/
- EFI_STATUS
- EFIAPI
- MmcReset (
- IN EFI_BLOCK_IO_PROTOCOL *This,
- IN BOOLEAN ExtendedVerification
- );
- /**
- Reads the requested number of blocks from the device.
- This function implements EFI_BLOCK_IO_PROTOCOL.ReadBlocks().
- It reads the requested number of blocks from the device.
- All the blocks are read, or an error is returned.
- @param This Indicates a pointer to the calling context.
- @param MediaId The media ID that the read request is for.
- @param Lba The starting logical block address to read from on the device.
- @param BufferSize The size of the Buffer in bytes.
- This must be a multiple of the intrinsic block size of the device.
- @param Buffer A pointer to the destination buffer for the data. The caller is
- responsible for either having implicit or explicit ownership of the buffer.
- @retval EFI_SUCCESS The data was read correctly from the device.
- @retval EFI_DEVICE_ERROR The device reported an error while attempting to perform the read operation.
- @retval EFI_NO_MEDIA There is no media in the device.
- @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
- @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the intrinsic block size of the device.
- @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,
- or the buffer is not on proper alignment.
- **/
- EFI_STATUS
- EFIAPI
- MmcReadBlocks (
- IN EFI_BLOCK_IO_PROTOCOL *This,
- IN UINT32 MediaId,
- IN EFI_LBA Lba,
- IN UINTN BufferSize,
- OUT VOID *Buffer
- );
- /**
- Writes a specified number of blocks to the device.
- This function implements EFI_BLOCK_IO_PROTOCOL.WriteBlocks().
- It writes a specified number of blocks to the device.
- All blocks are written, or an error is returned.
- @param This Indicates a pointer to the calling context.
- @param MediaId The media ID that the write request is for.
- @param Lba The starting logical block address to be written.
- @param BufferSize The size of the Buffer in bytes.
- This must be a multiple of the intrinsic block size of the device.
- @param Buffer Pointer to the source buffer for the data.
- @retval EFI_SUCCESS The data were written correctly to the device.
- @retval EFI_WRITE_PROTECTED The device cannot be written to.
- @retval EFI_NO_MEDIA There is no media in the device.
- @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
- @retval EFI_DEVICE_ERROR The device reported an error while attempting to perform the write operation.
- @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the intrinsic
- block size of the device.
- @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,
- or the buffer is not on proper alignment.
- **/
- EFI_STATUS
- EFIAPI
- MmcWriteBlocks (
- IN EFI_BLOCK_IO_PROTOCOL *This,
- IN UINT32 MediaId,
- IN EFI_LBA Lba,
- IN UINTN BufferSize,
- IN VOID *Buffer
- );
- /**
- Flushes all modified data to a physical block device.
- @param This Indicates a pointer to the calling context.
- @retval EFI_SUCCESS All outstanding data were written correctly to the device.
- @retval EFI_DEVICE_ERROR The device reported an error while attempting to write data.
- @retval EFI_NO_MEDIA There is no media in the device.
- **/
- EFI_STATUS
- EFIAPI
- MmcFlushBlocks (
- IN EFI_BLOCK_IO_PROTOCOL *This
- );
- EFI_STATUS
- MmcNotifyState (
- IN MMC_HOST_INSTANCE *MmcHostInstance,
- IN MMC_STATE State
- );
- EFI_STATUS
- InitializeMmcDevice (
- IN MMC_HOST_INSTANCE *MmcHost
- );
- VOID
- EFIAPI
- CheckCardsCallback (
- IN EFI_EVENT Event,
- IN VOID *Context
- );
- VOID
- PrintCSD (
- IN UINT32 *Csd
- );
- VOID
- PrintRCA (
- IN UINT32 Rca
- );
- VOID
- PrintOCR (
- IN UINT32 Ocr
- );
- VOID
- PrintResponseR1 (
- IN UINT32 Response
- );
- VOID
- PrintCID (
- IN UINT32 *Cid
- );
- #define __be32_to_cpu(x) \
- ((UINT32)( \
- (((UINT32)(x) & (UINT32)0x000000ffUL) << 24) | \
- (((UINT32)(x) & (UINT32)0x0000ff00UL) << 8) | \
- (((UINT32)(x) & (UINT32)0x00ff0000UL) >> 8) | \
- (((UINT32)(x) & (UINT32)0xff000000UL) >> 24) ))
- #endif
|