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1 /** @file
2
3 Header file for Industry SD Card 2.0 spec.
4
5 Copyright (c) 2013-2015 Intel Corporation.
6
7 SPDX-License-Identifier: BSD-2-Clause-Patent
8
9 **/
10
11 #ifndef _SD_CARD_H
12 #define _SD_CARD_H
13
14 #include "MMC.h"
15
16 #pragma pack(1)
17
18 #define CHECK_PATTERN 0xAA ///< Physical Layer Simplified Specification Version 3.01 recommended 0xAA
19
20 #define ACMD6 6
21 #define ACMD13 13
22 #define ACMD23 23
23 #define ACMD41 41
24 #define ACMD42 42
25 #define ACMD51 51
26
27
28 #define SWITCH_FUNC CMD6
29 #define SEND_IF_COND CMD8
30
31
32 #define SET_BUS_WIDTH ACMD6
33 #define SD_STATUS ACMD13
34 #define SET_WR_BLK_ERASE_COUNT ACMD23
35 #define SD_SEND_OP_COND ACMD41
36 #define SET_CLR_CARD_DETECT ACMD42
37 #define SEND_SCR ACMD51
38
39
40
41 #define SD_BUS_WIDTH_1 0
42 #define SD_BUS_WIDTH_4 2
43
44
45
46 #define FREQUENCY_SD_PP (25 * 1000 * 1000)
47 #define FREQUENCY_SD_PP_HIGH (50 * 1000 * 1000)
48
49
50 #define SD_SPEC_10 0
51 #define SD_SPEC_11 1
52 #define SD_SPEC_20 2
53
54
55 #define VOLTAGE_27_36 0x1
56
57 typedef struct {
58 UINT8 NotUsed: 1; // 1 [0:0]
59 UINT8 CRC: 7; // CRC [7:1]
60 UINT8 ECC: 2; // ECC code [9:8]
61 UINT8 FILE_FORMAT: 2; // File format [11:10]
62 UINT8 TMP_WRITE_PROTECT: 1; // Temporary write protection [12:12]
63 UINT8 PERM_WRITE_PROTECT: 1; // Permanent write protection [13:13]
64 UINT8 COPY: 1; // Copy flag (OTP) [14:14]
65 UINT8 FILE_FORMAT_GRP: 1; // File format group [15:15]
66 UINT16 Reserved0: 5; // 0 [20:16]
67 UINT16 WRITE_BL_PARTIAL: 1; // Partial blocks for write allowed [21:21]
68 UINT16 WRITE_BL_LEN: 4; // Max. write data block length [25:22]
69 UINT16 R2W_FACTOR: 3; // Write speed factor [28:26]
70 UINT16 DEFAULT_ECC: 2; // Manufacturer default ECC [30:29]
71 UINT16 WP_GRP_ENABLE: 1; // Write protect group enable [31:31]
72 UINT16 WP_GRP_SIZE: 7; // Write protect group size [38:32]
73 UINT16 SECTOR_SIZE: 7; // Erase sector size [45:39]
74 UINT16 ERASE_BLK_EN: 1; // Erase single block enable [46:46]
75 UINT16 Reserved1: 1; // 0 [47:47]
76
77 UINT32 C_SIZE: 22; // Device size [69:48]
78 UINT32 Reserved2: 6; // 0 [75:70]
79 UINT32 DSR_IMP: 1; // DSR implemented [76:76]
80 UINT32 READ_BLK_MISALIGN: 1; // Read block misalignment [77:77]
81 UINT32 WRITE_BLK_MISALIGN: 1; // Write block misalignment [78:78]
82 UINT32 READ_BL_PARTIAL: 1; // Partial blocks for read allowed [79:79]
83
84 UINT16 READ_BL_LEN: 4; // Max. read data block length [83:80]
85 UINT16 CCC: 12; // Card command classes [95:84]
86 UINT8 TRAN_SPEED ; // Max. bus clock frequency [103:96]
87 UINT8 NSAC ; // Data read access-time 2 in CLK cycles (NSAC*100) [111:104]
88 UINT8 TAAC ; // Data read access-time 1 [119:112]
89 UINT8 Reserved3: 6; // 0 [125:120]
90 UINT8 CSD_STRUCTURE: 2; // CSD structure [127:126]
91 }CSD_SDV2;
92
93 typedef struct {
94 UINT32 Reserved0;
95 UINT32 Reserved1: 16;
96 UINT32 SD_BUS_WIDTH: 4;
97 UINT32 SD_SECURITY: 3;
98 UINT32 DATA_STAT_AFTER_ERASE: 1;
99 UINT32 SD_SPEC: 4;
100 UINT32 SCR_STRUCT: 4;
101 }SCR;
102
103
104 typedef struct {
105 UINT8 Reserved0[50];
106 UINT8 ERASE_OFFSET: 2;
107 UINT8 ERASE_TIMEOUT: 6;
108 UINT16 ERASE_SIZE;
109 UINT8 Reserved1: 4;
110 UINT8 AU_SIZE: 4;
111 UINT8 PERFORMANCE_MOVE;
112 UINT8 SPEED_CLASS;
113 UINT32 SIZE_OF_PROTECTED_AREA;
114 UINT32 SD_CARD_TYPE: 16;
115 UINT32 Reserved2: 13;
116 UINT32 SECURED_MODE: 1;
117 UINT32 DAT_BUS_WIDTH: 2;
118 }SD_STATUS_REG;
119
120
121
122 typedef struct {
123 UINT8 Reserved0[34];
124 UINT16 Group1BusyStatus;
125 UINT16 Group2BusyStatus;
126 UINT16 Group3BusyStatus;
127 UINT16 Group4BusyStatus;
128 UINT16 Group5BusyStatus;
129 UINT16 Group6BusyStatus;
130 UINT8 DataStructureVersion;
131 UINT8 Group21Status;
132 UINT8 Group43Status;
133 UINT8 Group65Status;
134 UINT16 Group1Function;
135 UINT16 Group2Function;
136 UINT16 Group3Function;
137 UINT16 Group4Function;
138 UINT16 Group5Function;
139 UINT16 Group6Function;
140 UINT16 MaxCurrent;
141 }SWITCH_STATUS;
142
143
144 #pragma pack()
145 #endif
146