1 /*++ 2 3 Copyright (c) 1999 - 2014, Intel Corporation. All rights reserved 4 5 This program and the accompanying materials are licensed and made available under 6 the terms and conditions of the BSD License that accompanies this distribution. 7 The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php. 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 13 14 --*/ 15 16 17 /*++ 18 Module Name: 19 20 SDCard.h 21 22 Abstract: 23 24 Header file for Industry SD Card 2.0 spec. 25 26 --*/ 27 28 #ifndef _SD_CARD_H 29 #define _SD_CARD_H 30 31 #include "Mmc.h" 32 33 #pragma pack(1) 34 35 #define CHECK_PATTERN 0xAA 36 37 #define ACMD6 6 38 #define ACMD13 13 39 #define ACMD23 23 40 #define ACMD41 41 41 #define ACMD42 42 42 #define ACMD51 51 43 44 45 #define SWITCH_FUNC CMD6 46 #define SEND_IF_COND CMD8 47 48 49 #define SET_BUS_WIDTH ACMD6 50 #define SD_STATUS ACMD13 51 #define SET_WR_BLK_ERASE_COUNT ACMD23 52 #define SD_SEND_OP_COND ACMD41 53 #define SET_CLR_CARD_DETECT ACMD42 54 #define SEND_SCR ACMD51 55 56 57 58 #define SD_BUS_WIDTH_1 0 59 #define SD_BUS_WIDTH_4 2 60 61 62 63 #define FREQUENCY_SD_PP (25 * 1000 * 1000) 64 #define FREQUENCY_SD_PP_HIGH (50 * 1000 * 1000) 65 66 67 #define SD_SPEC_10 0 68 #define SD_SPEC_11 1 69 #define SD_SPEC_20 2 70 71 72 #define VOLTAGE_27_36 0x1 73 74 typedef struct { 75 UINT8 NotUsed: 1; // 1 [0:0] 76 UINT8 CRC: 7; // CRC [7:1] 77 UINT8 ECC: 2; // ECC code [9:8] 78 UINT8 FILE_FORMAT: 2; // File format [11:10] 79 UINT8 TMP_WRITE_PROTECT: 1; // Temporary write protection [12:12] 80 UINT8 PERM_WRITE_PROTECT: 1; // Permanent write protection [13:13] 81 UINT8 COPY: 1; // Copy flag (OTP) [14:14] 82 UINT8 FILE_FORMAT_GRP: 1; // File format group [15:15] 83 UINT16 Reserved0: 5; // 0 [20:16] 84 UINT16 WRITE_BL_PARTIAL: 1; // Partial blocks for write allowed [21:21] 85 UINT16 WRITE_BL_LEN: 4; // Max. write data block length [25:22] 86 UINT16 R2W_FACTOR: 3; // Write speed factor [28:26] 87 UINT16 DEFAULT_ECC: 2; // Manufacturer default ECC [30:29] 88 UINT16 WP_GRP_ENABLE: 1; // Write protect group enable [31:31] 89 UINT16 WP_GRP_SIZE: 7; // Write protect group size [38:32] 90 UINT16 SECTOR_SIZE: 7; // Erase sector size [45:39] 91 UINT16 ERASE_BLK_EN: 1; // Erase single block enable [46:46] 92 UINT16 Reserved1: 1; // 0 [47:47] 93 94 UINT32 C_SIZE: 22; // Device size [69:48] 95 UINT32 Reserved2: 6; // 0 [75:70] 96 UINT32 DSR_IMP: 1; // DSR implemented [76:76] 97 UINT32 READ_BLK_MISALIGN: 1; // Read block misalignment [77:77] 98 UINT32 WRITE_BLK_MISALIGN: 1; // Write block misalignment [78:78] 99 UINT32 READ_BL_PARTIAL: 1; // Partial blocks for read allowed [79:79] 100 101 UINT16 READ_BL_LEN: 4; // Max. read data block length [83:80] 102 UINT16 CCC: 12; // Card command classes [95:84] 103 UINT8 TRAN_SPEED ; // Max. bus clock frequency [103:96] 104 UINT8 NSAC ; // Data read access-time 2 in CLK cycles (NSAC*100) [111:104] 105 UINT8 TAAC ; // Data read access-time 1 [119:112] 106 UINT8 Reserved3: 6; // 0 [125:120] 107 UINT8 CSD_STRUCTURE: 2; // CSD structure [127:126] 108 } CSD_SDV2; 109 110 typedef struct { 111 UINT32 Reserved0; 112 UINT32 Reserved1: 16; 113 UINT32 SD_BUS_WIDTH: 4; 114 UINT32 SD_SECURITY: 3; 115 UINT32 DATA_STAT_AFTER_ERASE: 1; 116 UINT32 SD_SPEC: 4; 117 UINT32 SCR_STRUCT: 4; 118 } SCR; 119 120 121 typedef struct { 122 UINT8 Reserved0[50]; 123 UINT8 ERASE_OFFSET: 2; 124 UINT8 ERASE_TIMEOUT: 6; 125 UINT16 ERASE_SIZE; 126 UINT8 Reserved1: 4; 127 UINT8 AU_SIZE: 4; 128 UINT8 PERFORMANCE_MOVE; 129 UINT8 SPEED_CLASS; 130 UINT32 SIZE_OF_PROTECTED_AREA; 131 UINT32 SD_CARD_TYPE: 16; 132 UINT32 Reserved2: 13; 133 UINT32 SECURED_MODE: 1; 134 UINT32 DAT_BUS_WIDTH: 2; 135 } SD_STATUS_REG; 136 137 138 139 typedef struct { 140 UINT8 Reserved0[34]; 141 UINT16 Group1BusyStatus; 142 UINT16 Group2BusyStatus; 143 UINT16 Group3BusyStatus; 144 UINT16 Group4BusyStatus; 145 UINT16 Group5BusyStatus; 146 UINT16 Group6BusyStatus; 147 UINT8 DataStructureVersion; 148 UINT8 Group21Status; 149 UINT8 Group43Status; 150 UINT8 Group65Status; 151 UINT16 Group1Function; 152 UINT16 Group2Function; 153 UINT16 Group3Function; 154 UINT16 Group4Function; 155 UINT16 Group5Function; 156 UINT16 Group6Function; 157 UINT16 MaxCurrent; 158 } SWITCH_STATUS; 159 160 161 #pragma pack() 162 #endif 163 164