1 /** @file 2 3 Header file for Industry SD Card 2.0 spec. 4 5 Copyright (c) 2013-2015 Intel Corporation. 6 7 This program and the accompanying materials 8 are licensed and made available under the terms and conditions of the BSD License 9 which accompanies this distribution. The full text of the license may be found at 10 http://opensource.org/licenses/bsd-license.php 11 12 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 13 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 14 15 **/ 16 17 #ifndef _SD_CARD_H 18 #define _SD_CARD_H 19 20 #include "MMC.h" 21 22 #pragma pack(1) 23 24 #define CHECK_PATTERN 0xAA ///< Physical Layer Simplified Specification Version 3.01 recommended 0xAA 25 26 #define ACMD6 6 27 #define ACMD13 13 28 #define ACMD23 23 29 #define ACMD41 41 30 #define ACMD42 42 31 #define ACMD51 51 32 33 34 #define SWITCH_FUNC CMD6 35 #define SEND_IF_COND CMD8 36 37 38 #define SET_BUS_WIDTH ACMD6 39 #define SD_STATUS ACMD13 40 #define SET_WR_BLK_ERASE_COUNT ACMD23 41 #define SD_SEND_OP_COND ACMD41 42 #define SET_CLR_CARD_DETECT ACMD42 43 #define SEND_SCR ACMD51 44 45 46 47 #define SD_BUS_WIDTH_1 0 48 #define SD_BUS_WIDTH_4 2 49 50 51 52 #define FREQUENCY_SD_PP (25 * 1000 * 1000) 53 #define FREQUENCY_SD_PP_HIGH (50 * 1000 * 1000) 54 55 56 #define SD_SPEC_10 0 57 #define SD_SPEC_11 1 58 #define SD_SPEC_20 2 59 60 61 #define VOLTAGE_27_36 0x1 62 63 typedef struct { 64 UINT8 NotUsed: 1; // 1 [0:0] 65 UINT8 CRC: 7; // CRC [7:1] 66 UINT8 ECC: 2; // ECC code [9:8] 67 UINT8 FILE_FORMAT: 2; // File format [11:10] 68 UINT8 TMP_WRITE_PROTECT: 1; // Temporary write protection [12:12] 69 UINT8 PERM_WRITE_PROTECT: 1; // Permanent write protection [13:13] 70 UINT8 COPY: 1; // Copy flag (OTP) [14:14] 71 UINT8 FILE_FORMAT_GRP: 1; // File format group [15:15] 72 UINT16 Reserved0: 5; // 0 [20:16] 73 UINT16 WRITE_BL_PARTIAL: 1; // Partial blocks for write allowed [21:21] 74 UINT16 WRITE_BL_LEN: 4; // Max. write data block length [25:22] 75 UINT16 R2W_FACTOR: 3; // Write speed factor [28:26] 76 UINT16 DEFAULT_ECC: 2; // Manufacturer default ECC [30:29] 77 UINT16 WP_GRP_ENABLE: 1; // Write protect group enable [31:31] 78 UINT16 WP_GRP_SIZE: 7; // Write protect group size [38:32] 79 UINT16 SECTOR_SIZE: 7; // Erase sector size [45:39] 80 UINT16 ERASE_BLK_EN: 1; // Erase single block enable [46:46] 81 UINT16 Reserved1: 1; // 0 [47:47] 82 83 UINT32 C_SIZE: 22; // Device size [69:48] 84 UINT32 Reserved2: 6; // 0 [75:70] 85 UINT32 DSR_IMP: 1; // DSR implemented [76:76] 86 UINT32 READ_BLK_MISALIGN: 1; // Read block misalignment [77:77] 87 UINT32 WRITE_BLK_MISALIGN: 1; // Write block misalignment [78:78] 88 UINT32 READ_BL_PARTIAL: 1; // Partial blocks for read allowed [79:79] 89 90 UINT16 READ_BL_LEN: 4; // Max. read data block length [83:80] 91 UINT16 CCC: 12; // Card command classes [95:84] 92 UINT8 TRAN_SPEED ; // Max. bus clock frequency [103:96] 93 UINT8 NSAC ; // Data read access-time 2 in CLK cycles (NSAC*100) [111:104] 94 UINT8 TAAC ; // Data read access-time 1 [119:112] 95 UINT8 Reserved3: 6; // 0 [125:120] 96 UINT8 CSD_STRUCTURE: 2; // CSD structure [127:126] 97 }CSD_SDV2; 98 99 typedef struct { 100 UINT32 Reserved0; 101 UINT32 Reserved1: 16; 102 UINT32 SD_BUS_WIDTH: 4; 103 UINT32 SD_SECURITY: 3; 104 UINT32 DATA_STAT_AFTER_ERASE: 1; 105 UINT32 SD_SPEC: 4; 106 UINT32 SCR_STRUCT: 4; 107 }SCR; 108 109 110 typedef struct { 111 UINT8 Reserved0[50]; 112 UINT8 ERASE_OFFSET: 2; 113 UINT8 ERASE_TIMEOUT: 6; 114 UINT16 ERASE_SIZE; 115 UINT8 Reserved1: 4; 116 UINT8 AU_SIZE: 4; 117 UINT8 PERFORMANCE_MOVE; 118 UINT8 SPEED_CLASS; 119 UINT32 SIZE_OF_PROTECTED_AREA; 120 UINT32 SD_CARD_TYPE: 16; 121 UINT32 Reserved2: 13; 122 UINT32 SECURED_MODE: 1; 123 UINT32 DAT_BUS_WIDTH: 2; 124 }SD_STATUS_REG; 125 126 127 128 typedef struct { 129 UINT8 Reserved0[34]; 130 UINT16 Group1BusyStatus; 131 UINT16 Group2BusyStatus; 132 UINT16 Group3BusyStatus; 133 UINT16 Group4BusyStatus; 134 UINT16 Group5BusyStatus; 135 UINT16 Group6BusyStatus; 136 UINT8 DataStructureVersion; 137 UINT8 Group21Status; 138 UINT8 Group43Status; 139 UINT8 Group65Status; 140 UINT16 Group1Function; 141 UINT16 Group2Function; 142 UINT16 Group3Function; 143 UINT16 Group4Function; 144 UINT16 Group5Function; 145 UINT16 Group6Function; 146 UINT16 MaxCurrent; 147 }SWITCH_STATUS; 148 149 150 #pragma pack() 151 #endif 152 153