1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
|
/** @file
*
* Copyright (c) 2011-2013, ARM Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-2-Clause-Patent
*
**/
#include "Mmc.h"
#if !defined(MDEPKG_NDEBUG)
CONST CHAR8* mStrUnit[] = { "100kbit/s", "1Mbit/s", "10Mbit/s", "100MBit/s",
"Unknown", "Unknown", "Unknown", "Unknown" };
CONST CHAR8* mStrValue[] = { "1.0", "1.2", "1.3", "1.5", "2.0", "2.5", "3.0", "3.5", "4.0", "4.5", "5.0",
"Unknown", "Unknown", "Unknown", "Unknown" };
#endif
VOID
PrintCID (
IN UINT32* Cid
)
{
DEBUG ((EFI_D_ERROR, "- PrintCID\n"));
DEBUG ((EFI_D_ERROR, "\t- Manufacturing date: %d/%d\n", (Cid[0] >> 8) & 0xF, (Cid[0] >> 12) & 0xFF));
DEBUG ((EFI_D_ERROR, "\t- Product serial number: 0x%X%X\n", Cid[1] & 0xFFFFFF, (Cid[0] >> 24) & 0xFF));
DEBUG ((EFI_D_ERROR, "\t- Product revision: %d\n", Cid[1] >> 24));
//DEBUG ((EFI_D_ERROR, "\t- Product name: %s\n", (char*)(Cid + 2)));
DEBUG ((EFI_D_ERROR, "\t- OEM ID: %c%c\n", (Cid[3] >> 8) & 0xFF, (Cid[3] >> 16) & 0xFF));
}
VOID
PrintCSD (
IN UINT32* Csd
)
{
UINTN Value;
if (((Csd[2] >> 30) & 0x3) == 0) {
DEBUG ((EFI_D_ERROR, "- PrintCSD Version 1.01-1.10/Version 2.00/Standard Capacity\n"));
} else if (((Csd[2] >> 30) & 0x3) == 1) {
DEBUG ((EFI_D_ERROR, "- PrintCSD Version 2.00/High Capacity\n"));
} else {
DEBUG ((EFI_D_ERROR, "- PrintCSD Version Higher than v3.3\n"));
}
DEBUG ((EFI_D_ERROR, "\t- Supported card command class: 0x%X\n", MMC_CSD_GET_CCC (Csd)));
DEBUG ((EFI_D_ERROR, "\t- Speed: %a %a\n",mStrValue[(MMC_CSD_GET_TRANSPEED (Csd) >> 3) & 0xF],mStrUnit[MMC_CSD_GET_TRANSPEED (Csd) & 7]));
DEBUG ((EFI_D_ERROR, "\t- Maximum Read Data Block: %d\n",2 << (MMC_CSD_GET_READBLLEN (Csd)-1)));
DEBUG ((EFI_D_ERROR, "\t- Maximum Write Data Block: %d\n",2 << (MMC_CSD_GET_WRITEBLLEN (Csd)-1)));
if (!MMC_CSD_GET_FILEFORMATGRP (Csd)) {
Value = MMC_CSD_GET_FILEFORMAT (Csd);
if (Value == 0) {
DEBUG ((EFI_D_ERROR, "\t- Format (0): Hard disk-like file system with partition table\n"));
} else if (Value == 1) {
DEBUG ((EFI_D_ERROR, "\t- Format (1): DOS FAT (floppy-like) with boot sector only (no partition table)\n"));
} else if (Value == 2) {
DEBUG ((EFI_D_ERROR, "\t- Format (2): Universal File Format\n"));
} else {
DEBUG ((EFI_D_ERROR, "\t- Format (3): Others/Unknown\n"));
}
} else {
DEBUG ((EFI_D_ERROR, "\t- Format: Reserved\n"));
}
}
VOID
PrintRCA (
IN UINT32 Rca
)
{
DEBUG ((EFI_D_ERROR, "- PrintRCA: 0x%X\n", Rca));
DEBUG ((EFI_D_ERROR, "\t- Status: 0x%X\n", Rca & 0xFFFF));
DEBUG ((EFI_D_ERROR, "\t- RCA: 0x%X\n", (Rca >> 16) & 0xFFFF));
}
VOID
PrintOCR (
IN UINT32 Ocr
)
{
UINTN MinV;
UINTN MaxV;
UINTN Volts;
UINTN Loop;
MinV = 36; // 3.6
MaxV = 20; // 2.0
Volts = 20; // 2.0
// The MMC register bits [23:8] indicate the working range of the card
for (Loop = 8; Loop < 24; Loop++) {
if (Ocr & (1 << Loop)) {
if (MinV > Volts) {
MinV = Volts;
}
if (MaxV < Volts) {
MaxV = Volts + 1;
}
}
Volts++;
}
DEBUG ((EFI_D_ERROR, "- PrintOCR Ocr (0x%X)\n",Ocr));
DEBUG ((EFI_D_ERROR, "\t- Card operating voltage: %d.%d to %d.%d\n", MinV/10, MinV % 10, MaxV/10, MaxV % 10));
if (((Ocr >> 29) & 3) == 0) {
DEBUG ((EFI_D_ERROR, "\t- AccessMode: Byte Mode\n"));
} else {
DEBUG ((EFI_D_ERROR, "\t- AccessMode: Block Mode (0x%X)\n", ((Ocr >> 29) & 3)));
}
if (Ocr & MMC_OCR_POWERUP) {
DEBUG ((EFI_D_ERROR, "\t- PowerUp\n"));
} else {
DEBUG ((EFI_D_ERROR, "\t- Voltage Not Supported\n"));
}
}
VOID
PrintResponseR1 (
IN UINT32 Response
)
{
DEBUG ((EFI_D_INFO, "Response: 0x%X\n", Response));
if (Response & MMC_R0_READY_FOR_DATA) {
DEBUG ((EFI_D_INFO, "\t- READY_FOR_DATA\n"));
}
switch ((Response >> 9) & 0xF) {
case 0:
DEBUG ((EFI_D_INFO, "\t- State: Idle\n"));
break;
case 1:
DEBUG ((EFI_D_INFO, "\t- State: Ready\n"));
break;
case 2:
DEBUG ((EFI_D_INFO, "\t- State: Ident\n"));
break;
case 3:
DEBUG ((EFI_D_INFO, "\t- State: StandBy\n"));
break;
case 4:
DEBUG ((EFI_D_INFO, "\t- State: Tran\n"));
break;
case 5:
DEBUG ((EFI_D_INFO, "\t- State: Data\n"));
break;
case 6:
DEBUG ((EFI_D_INFO, "\t- State: Rcv\n"));
break;
case 7:
DEBUG ((EFI_D_INFO, "\t- State: Prg\n"));
break;
case 8:
DEBUG ((EFI_D_INFO, "\t- State: Dis\n"));
break;
default:
DEBUG ((EFI_D_INFO, "\t- State: Reserved\n"));
break;
}
}
|
