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