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1/** @file\r
2 Main Header file for the MMC DXE driver\r
3\r
4 Copyright (c) 2011-2015, ARM Limited. All rights reserved.\r
5\r
6 This program and the accompanying materials\r
7 are licensed and made available under the terms and conditions of the BSD License\r
8 which accompanies this distribution. The full text of the license may be found at\r
9 http://opensource.org/licenses/bsd-license.php\r
10\r
11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
13\r
14**/\r
15\r
16#ifndef __MMC_H\r
17#define __MMC_H\r
18\r
19#include <Uefi.h>\r
20\r
21#include <Protocol/DiskIo.h>\r
22#include <Protocol/BlockIo.h>\r
23#include <Protocol/DevicePath.h>\r
24#include <Protocol/MmcHost.h>\r
25\r
26#include <Library/UefiLib.h>\r
27#include <Library/DebugLib.h>\r
28#include <Library/UefiBootServicesTableLib.h>\r
29\r
30#define MMC_TRACE(txt) DEBUG((EFI_D_BLKIO, "MMC: " txt "\n"))\r
31\r
32#define MMC_IOBLOCKS_READ 0\r
33#define MMC_IOBLOCKS_WRITE 1\r
34\r
35#define MMC_OCR_POWERUP 0x80000000\r
36\r
37#define MMC_OCR_ACCESS_MASK 0x3 /* bit[30-29] */\r
38#define MMC_OCR_ACCESS_BYTE 0x1 /* bit[29] */\r
39#define MMC_OCR_ACCESS_SECTOR 0x2 /* bit[30] */\r
40\r
41#define MMC_CSD_GET_CCC(Response) (Response[2] >> 20)\r
42#define MMC_CSD_GET_TRANSPEED(Response) (Response[3] & 0xFF)\r
43#define MMC_CSD_GET_READBLLEN(Response) ((Response[2] >> 16) & 0xF)\r
44#define MMC_CSD_GET_WRITEBLLEN(Response) ((Response[0] >> 22) & 0xF)\r
45#define MMC_CSD_GET_FILEFORMAT(Response) ((Response[0] >> 10) & 0x3)\r
46#define MMC_CSD_GET_FILEFORMATGRP(Response) ((Response[0] >> 15) & 0x1)\r
47#define MMC_CSD_GET_DEVICESIZE(csd) (((Response[1] >> 30) & 0x3) | ((Response[2] & 0x3FF) << 2))\r
48#define HC_MMC_CSD_GET_DEVICESIZE(Response) ((Response[1] >> 16) | ((Response[2] & 0x40) << 16));\r
49#define MMC_CSD_GET_DEVICESIZEMULT(csd) ((Response[1] >> 15) & 0x7)\r
50\r
51#define MMC_R0_READY_FOR_DATA (1 << 8)\r
52\r
53#define MMC_R0_CURRENTSTATE(Response) ((Response[0] >> 9) & 0xF)\r
54\r
55#define MMC_R0_STATE_IDLE 0\r
56#define MMC_R0_STATE_READY 1\r
57#define MMC_R0_STATE_IDENT 2\r
58#define MMC_R0_STATE_STDBY 3\r
59#define MMC_R0_STATE_TRAN 4\r
60#define MMC_R0_STATE_DATA 5\r
61\r
62#define EMMC_CMD6_ARG_ACCESS(x) (((x) & 0x3) << 24)\r
63#define EMMC_CMD6_ARG_INDEX(x) (((x) & 0xFF) << 16)\r
64#define EMMC_CMD6_ARG_VALUE(x) (((x) & 0xFF) << 8)\r
65#define EMMC_CMD6_ARG_CMD_SET(x) (((x) & 0x7) << 0)\r
66\r
67#define SWITCH_CMD_DATA_LENGTH 64\r
68#define SD_HIGH_SPEED_SUPPORTED 0x20000\r
69#define SD_DEFAULT_SPEED 25000000\r
70#define SD_HIGH_SPEED 50000000\r
71#define SWITCH_CMD_SUCCESS_MASK 0x0f000000\r
72\r
73#define BUSWIDTH_4 4\r
74\r
75typedef enum {\r
76 UNKNOWN_CARD,\r
77 MMC_CARD, //MMC card\r
78 MMC_CARD_HIGH, //MMC Card with High capacity\r
79 EMMC_CARD, //eMMC 4.41 card\r
80 SD_CARD, //SD 1.1 card\r
81 SD_CARD_2, //SD 2.0 or above standard card\r
82 SD_CARD_2_HIGH //SD 2.0 or above high capacity card\r
83} CARD_TYPE;\r
84\r
85typedef struct {\r
86 UINT32 Reserved0: 7; // 0\r
87 UINT32 V170_V195: 1; // 1.70V - 1.95V\r
88 UINT32 V200_V260: 7; // 2.00V - 2.60V\r
89 UINT32 V270_V360: 9; // 2.70V - 3.60V\r
90 UINT32 RESERVED_1: 5; // Reserved\r
91 UINT32 AccessMode: 2; // 00b (byte mode), 10b (sector mode)\r
92 UINT32 PowerUp: 1; // This bit is set to LOW if the card has not finished the power up routine\r
93} OCR;\r
94\r
95typedef struct {\r
96 UINT8 SD_SPEC: 4; // SD Memory Card - Spec. Version [59:56]\r
97 UINT8 SCR_STRUCTURE: 4; // SCR Structure [63:60]\r
98 UINT8 SD_BUS_WIDTHS: 4; // DAT Bus widths supported [51:48]\r
99 UINT8 DATA_STAT_AFTER_ERASE: 1; // Data Status after erases [55]\r
100 UINT8 SD_SECURITY: 3; // CPRM Security Support [54:52]\r
101 UINT8 EX_SECURITY_1: 1; // Extended Security Support [43]\r
102 UINT8 SD_SPEC4: 1; // Spec. Version 4.00 or higher [42]\r
103 UINT8 RESERVED_1: 2; // Reserved [41:40]\r
104 UINT8 SD_SPEC3: 1; // Spec. Version 3.00 or higher [47]\r
105 UINT8 EX_SECURITY_2: 3; // Extended Security Support [46:44]\r
106 UINT8 CMD_SUPPORT: 4; // Command Support bits [35:32]\r
107 UINT8 RESERVED_2: 4; // Reserved [39:36]\r
108 UINT32 RESERVED_3; // Manufacturer Usage [31:0]\r
109} SCR;\r
110\r
111typedef struct {\r
112 UINT32 NOT_USED; // 1 [0:0]\r
113 UINT32 CRC; // CRC7 checksum [7:1]\r
114 UINT32 MDT; // Manufacturing date [19:8]\r
115 UINT32 RESERVED_1; // Reserved [23:20]\r
116 UINT32 PSN; // Product serial number [55:24]\r
117 UINT8 PRV; // Product revision [63:56]\r
118 UINT8 PNM[5]; // Product name [64:103]\r
119 UINT16 OID; // OEM/Application ID [119:104]\r
120 UINT8 MID; // Manufacturer ID [127:120]\r
121} CID;\r
122\r
123typedef struct {\r
124 UINT8 NOT_USED: 1; // Not used, always 1 [0:0]\r
125 UINT8 CRC: 7; // CRC [7:1]\r
126\r
127 UINT8 RESERVED_1: 2; // Reserved [9:8]\r
128 UINT8 FILE_FORMAT: 2; // File format [11:10]\r
129 UINT8 TMP_WRITE_PROTECT: 1; // Temporary write protection [12:12]\r
130 UINT8 PERM_WRITE_PROTECT: 1; // Permanent write protection [13:13]\r
131 UINT8 COPY: 1; // Copy flag (OTP) [14:14]\r
132 UINT8 FILE_FORMAT_GRP: 1; // File format group [15:15]\r
133\r
134 UINT16 RESERVED_2: 5; // Reserved [20:16]\r
135 UINT16 WRITE_BL_PARTIAL: 1; // Partial blocks for write allowed [21:21]\r
136 UINT16 WRITE_BL_LEN: 4; // Max. write data block length [25:22]\r
137 UINT16 R2W_FACTOR: 3; // Write speed factor [28:26]\r
138 UINT16 RESERVED_3: 2; // Reserved [30:29]\r
139 UINT16 WP_GRP_ENABLE: 1; // Write protect group enable [31:31]\r
140\r
141 UINT32 WP_GRP_SIZE: 7; // Write protect group size [38:32]\r
142 UINT32 SECTOR_SIZE: 7; // Erase sector size [45:39]\r
143 UINT32 ERASE_BLK_EN: 1; // Erase single block enable [46:46]\r
144 UINT32 C_SIZE_MULT: 3; // Device size multiplier [49:47]\r
145 UINT32 VDD_W_CURR_MAX: 3; // Max. write current @ VDD max [52:50]\r
146 UINT32 VDD_W_CURR_MIN: 3; // Max. write current @ VDD min [55:53]\r
147 UINT32 VDD_R_CURR_MAX: 3; // Max. read current @ VDD max [58:56]\r
148 UINT32 VDD_R_CURR_MIN: 3; // Max. read current @ VDD min [61:59]\r
149 UINT32 C_SIZELow2: 2; // Device size [63:62]\r
150\r
151 UINT32 C_SIZEHigh10: 10;// Device size [73:64]\r
152 UINT32 RESERVED_4: 2; // Reserved [75:74]\r
153 UINT32 DSR_IMP: 1; // DSR implemented [76:76]\r
154 UINT32 READ_BLK_MISALIGN: 1; // Read block misalignment [77:77]\r
155 UINT32 WRITE_BLK_MISALIGN: 1; // Write block misalignment [78:78]\r
156 UINT32 READ_BL_PARTIAL: 1; // Partial blocks for read allowed [79:79]\r
157 UINT32 READ_BL_LEN: 4; // Max. read data block length [83:80]\r
158 UINT32 CCC: 12;// Card command classes [95:84]\r
159\r
160 UINT8 TRAN_SPEED ; // Max. bus clock frequency [103:96]\r
161 UINT8 NSAC ; // Data read access-time 2 in CLK cycles (NSAC*100) [111:104]\r
162 UINT8 TAAC ; // Data read access-time 1 [119:112]\r
163\r
164 UINT8 RESERVED_5: 2; // Reserved [121:120]\r
165 UINT8 SPEC_VERS: 4; // System specification version [125:122]\r
166 UINT8 CSD_STRUCTURE: 2; // CSD structure [127:126]\r
167} CSD;\r
168\r
169typedef struct {\r
170 UINT8 RESERVED_1[16]; // Reserved [15:0]\r
171 UINT8 SECURE_REMOVAL_TYPE; // Secure Removal Type [16:16]\r
172 UINT8 PRODUCT_STATE_AWARENESS_ENABLEMENT; // Product state awareness enablement [17:17]\r
173 UINT8 MAX_PRE_LOADING_DATA_SIZE[4]; // MAX pre loading data size [21:18]\r
174 UINT8 PRE_LOADING_DATA_SIZE[4]; // Pre loading data size [25:22]\r
175 UINT8 FFU_STATUS; // FFU Status [26:26]\r
176 UINT8 RESERVED_2[2]; // Reserved [28:27]\r
177 UINT8 MODE_OPERATION_CODES; // Mode operation codes [29:29]\r
178 UINT8 MODE_CONFIG; // Mode config [30:30]\r
179 UINT8 RESERVED_3; // Reserved [31:31]\r
180 UINT8 FLUSH_CACHE; // Flushing of the cache [32:32]\r
181 UINT8 CACHE_CTRL; // Control to turn the cache ON/OFF [33:33]\r
182 UINT8 POWER_OFF_NOTIFICATION; // Power Off Notification [34:34]\r
183 UINT8 PACKED_FAILURE_INDEX; // Packed command failure index [35:35]\r
184 UINT8 PACKED_COMMAND_STATUS; // Packed command status [36:36]\r
185 UINT8 CONTEXT_CONF[15]; // Context configuration [51:37]\r
186 UINT8 EXT_PARTITIONS_ATTRIBUTE[2]; // Extended partitions attribute [53:52]\r
187 UINT8 EXCEPTION_EVENTS_STATUS[2]; // Exception events status [55:54]\r
188 UINT8 EXCEPTION_EVENTS_CTRL[2]; // Exception events control [57:56]\r
189 UINT8 DYNCAP_NEEDED; // Number of addressed group to be released [58:58]\r
190 UINT8 CLASS_6_CTRL; // Class 6 commands control [59:59]\r
191 UINT8 INI_TIMEOUT_EMU; // 1st initialization after disabling sector size emulation [60:60]\r
192 UINT8 DATA_SECTOR_SIZE; // Sector size [61:61]\r
193 UINT8 USE_NATIVE_SECTOR; // Sector size emulation [62:62]\r
194 UINT8 NATIVE_SECTOR_SIZE; // Native sector size [63:63]\r
195 UINT8 VENDOR_SPECIFIC_FIELD[64]; // Vendor specific fields [127:64]\r
196 UINT8 RESERVED_4[2]; // Reserved [129:128]\r
197 UINT8 PROGRAM_CID_CSD_DDR_SUPPORT; // Program CID/CSD in DDR mode support [130:130]\r
198 UINT8 PERIODIC_WAKEUP; // Periodic wake-up [131:131]\r
199 UINT8 TCASE_SUPPORT; // Package case temperature is controlled [132:132]\r
200 UINT8 PRODUCTION_STATE_AWARENESS; // Production state awareness [133:133]\r
201 UINT8 SECTOR_BAD_BLK_MGMNT; // Bad block management mode [134:134]\r
202 UINT8 RESERVED_5; // Reserved [135:135]\r
203 UINT8 ENH_START_ADDR[4]; // Enhanced user data start address [139:136]\r
204 UINT8 ENH_SIZE_MULT[3]; // Enhanced user data area size [142:140]\r
205 UINT8 GP_SIZE_MULT[12]; // General purpose partition size [154:143]\r
206 UINT8 PARTITION_SETTING_COMPLETED; // Partitioning setting [155:155]\r
207 UINT8 PARTITIONS_ATTRIBUTE; // Partitions attribute [156:156]\r
208 UINT8 MAX_ENH_SIZE_MULT[3]; // Max enhanced area size [159:157]\r
209 UINT8 PARTITIONING_SUPPORT; // Partitioning [160:160]\r
210 UINT8 HPI_MGMT; // HPI management [161:161]\r
211 UINT8 RST_N_FUNCTION; // H/W reset function [162:162]\r
212 UINT8 BKOPS_EN; // Enable background operations handshake [163:163]\r
213 UINT8 BKOPS_START; // Manually start background operations [164:164]\r
214 UINT8 SANITIZE_START; // Start sanitize operation [165:165]\r
215 UINT8 WR_REL_PARAM; // Write reliability parameter register [166:166]\r
216 UINT8 WR_REL_SET; // Write reliability setting register [167:167]\r
217 UINT8 RPMB_SIZE_MULT; // RPMB size [168:168]\r
218 UINT8 FW_CONFIG; // FW configuration [169:169]\r
219 UINT8 RESERVED_6; // Reserved [170:170]\r
220 UINT8 USER_WP; // User area write protection register [171:171]\r
221 UINT8 RESERVED_7; // Reserved [172:172]\r
222 UINT8 BOOT_WP; // Boot area write protection register [173:173]\r
223 UINT8 BOOT_WP_STATUS; // Boot write protection register [174:174]\r
224 UINT8 ERASE_GROUP_DEF; // High-density erase group definition [175:175]\r
225 UINT8 RESERVED_8; // Reserved [176:176]\r
226 UINT8 BOOT_BUS_CONDITIONS; // Boot bus conditions [177:177]\r
227 UINT8 BOOT_CONFIG_PROT; // Boot config protection [178:178]\r
228 UINT8 PARTITION_CONFIG; // Partition config [179:179]\r
229 UINT8 RESERVED_9; // Reserved [180:180]\r
230 UINT8 ERASED_MEM_CONT; // Erased memory content [181:181]\r
231 UINT8 RESERVED_10; // Reserved [182:182]\r
232 UINT8 BUS_WIDTH; // Bus width mode [183:183]\r
233 UINT8 RESERVED_11; // Reserved [184:184]\r
234 UINT8 HS_TIMING; // High-speed interface timing [185:185]\r
235 UINT8 RESERVED_12; // Reserved [186:186]\r
236 UINT8 POWER_CLASS; // Power class [187:187]\r
237 UINT8 RESERVED_13; // Reserved [188:188]\r
238 UINT8 CMD_SET_REV; // Command set revision [189:189]\r
239 UINT8 RESERVED_14; // Reserved [190:190]\r
240 UINT8 CMD_SET; // Command set [191:191]\r
241 UINT8 EXT_CSD_REV; // Extended CSD revision [192:192]\r
242 UINT8 RESERVED_15; // Reserved [193:193]\r
243 UINT8 CSD_STRUCTURE; // CSD Structure [194:194]\r
244 UINT8 RESERVED_16; // Reserved [195:195]\r
245 UINT8 DEVICE_TYPE; // Device type [196:196]\r
246 UINT8 DRIVER_STRENGTH; // I/O Driver strength [197:197]\r
247 UINT8 OUT_OF_INTERRUPT_TIME; // Out-of-interrupt busy timing [198:198]\r
248 UINT8 PARTITION_SWITCH_TIME; // Partition switching timing [199:199]\r
249 UINT8 PWR_CL_52_195; // Power class for 52MHz at 1.95V 1 R [200:200]\r
250 UINT8 PWR_CL_26_195; // Power class for 26MHz at 1.95V 1 R [201:201]\r
251 UINT8 PWR_CL_52_360; // Power class for 52MHz at 3.6V 1 R [202:202]\r
252 UINT8 PWR_CL_26_360; // Power class for 26MHz at 3.6V 1 R [203:203]\r
253 UINT8 RESERVED_17; // Reserved [204:204]\r
254 UINT8 MIN_PERF_R_4_26; // Minimum read performance for 4bit at 26MHz [205:205]\r
255 UINT8 MIN_PERF_W_4_26; // Minimum write performance for 4bit at 26MHz [206:206]\r
256 UINT8 MIN_PERF_R_8_26_4_52; // Minimum read performance for 8bit at 26MHz, for 4bit at 52MHz [207:207]\r
257 UINT8 MIN_PERF_W_8_26_4_52; // Minimum write performance for 8bit at 26MHz, for 4bit at 52MHz [208:208]\r
258 UINT8 MIN_PERF_R_8_52; // Minimum read performance for 8bit at 52MHz [209:209]\r
259 UINT8 MIN_PERF_W_8_52; // Minimum write performance for 8bit at 52MHz [210:210]\r
260 UINT8 RESERVED_18; // Reserved [211:211]\r
261 UINT32 SECTOR_COUNT; // Sector count [215:212]\r
262 UINT8 SLEEP_NOTIFICATION_TIME; // Sleep notification timout [216:216]\r
263 UINT8 S_A_TIMEOUT; // Sleep/awake timeout [217:217]\r
264 UINT8 PRODUCTION_STATE_AWARENESS_TIMEOUT; // Production state awareness timeout [218:218]\r
265 UINT8 S_C_VCCQ; // Sleep current (VCCQ) [219:219]\r
266 UINT8 S_C_VCC; // Sleep current (VCC) [220:220]\r
267 UINT8 HC_WP_GRP_SIZE; // High-capacity write protect group size [221:221]\r
268 UINT8 REL_WR_SECTOR_C; // Reliable write sector count [222:222]\r
269 UINT8 ERASE_TIMEOUT_MULT; // High-capacity erase timeout [223:223]\r
270 UINT8 HC_ERASE_GRP_SIZE; // High-capacity erase unit size [224:224]\r
271 UINT8 ACC_SIZE; // Access size [225:225]\r
272 UINT8 BOOT_SIZE_MULTI; // Boot partition size [226:226]\r
273 UINT8 RESERVED_19; // Reserved [227:227]\r
274 UINT8 BOOT_INFO; // Boot information [228:228]\r
275 UINT8 SECURE_TRIM_MULT; // Secure TRIM Multiplier [229:229]\r
276 UINT8 SECURE_ERASE_MULT; // Secure Erase Multiplier [230:230]\r
277 UINT8 SECURE_FEATURE_SUPPORT; // Secure Feature Support [231:231]\r
278 UINT8 TRIM_MULT; // TRIM Multiplier [232:232]\r
279 UINT8 RESERVED_20; // Reserved [233:233]\r
280 UINT8 MIN_PREF_DDR_R_8_52; // Minimum read performance for 8bit at 52MHz in DDR mode [234:234]\r
281 UINT8 MIN_PREF_DDR_W_8_52; // Minimum write performance for 8bit at 52MHz in DDR mode [235:235]\r
282 UINT8 PWR_CL_200_130; // Power class for 200MHz at VCCQ=1.3V, VCC=3.6V [236:236]\r
283 UINT8 PWR_CL_200_195; // Power class for 200MHz at VCCQ=1.95V, VCC=3.6V [237:237]\r
284 UINT8 PWR_CL_DDR_52_195; // Power class for 52MHz, DDR at 1.95V [238:238]\r
285 UINT8 PWR_CL_DDR_52_360; // Power class for 52Mhz, DDR at 3.6V [239:239]\r
286 UINT8 RESERVED_21; // Reserved [240:240]\r
287 UINT8 INI_TIMEOUT_AP; // 1st initialization time after partitioning [241:241]\r
288 UINT8 CORRECTLY_PRG_SECTORS_NUM[4]; // Number of correctly programmed sectors [245:242]\r
289 UINT8 BKOPS_STATUS; // Background operations status [246:246]\r
290 UINT8 POWER_OFF_LONG_TIME; // Power off notification (long) timeout [247:247]\r
291 UINT8 GENERIC_CMD6_TIME; // Generic CMD6 timeout [248:248]\r
292 UINT8 CACHE_SIZE[4]; // Cache size [252:249]\r
293 UINT8 PWR_CL_DDR_200_360; // Power class for 200MHz, DDR at VCC=3.6V [253:253]\r
294 UINT8 FIRMWARE_VERSION[8]; // Firmware version [261:254]\r
295 UINT8 DEVICE_VERSION[2]; // Device version [263:262]\r
296 UINT8 OPTIMAL_TRIM_UNIT_SIZE; // Optimal trim unit size [264:264]\r
297 UINT8 OPTIMAL_WRITE_SIZE; // Optimal write size [265:265]\r
298 UINT8 OPTIMAL_READ_SIZE; // Optimal read size [266:266]\r
299 UINT8 PRE_EOL_INFO; // Pre EOL information [267:267]\r
300 UINT8 DEVICE_LIFE_TIME_EST_TYP_A; // Device life time estimation type A [268:268]\r
301 UINT8 DEVICE_LIFE_TIME_EST_TYP_B; // Device life time estimation type B [269:269]\r
302 UINT8 VENDOR_PROPRIETARY_HEALTH_REPORT[32]; // Vendor proprietary health report [301:270]\r
303 UINT8 NUMBER_OF_FW_SECTORS_CORRECTLY_PROGRAMMED[4]; // Number of FW sectors correctly programmed [305:302]\r
304 UINT8 RESERVED_22[181]; // Reserved [486:306]\r
305 UINT8 FFU_ARG[4]; // FFU argument [490:487]\r
306 UINT8 OPERATION_CODE_TIMEOUT; // Operation codes timeout [491:491]\r
307 UINT8 FFU_FEATURES; // FFU features [492:492]\r
308 UINT8 SUPPORTED_MODES; // Supported modes [493:493]\r
309 UINT8 EXT_SUPPORT; // Extended partitions attribute support [494:494]\r
310 UINT8 LARGE_UNIT_SIZE_M1; // Large unit size [495:495]\r
311 UINT8 CONTEXT_CAPABILITIES; // Context management capabilities [496:496]\r
312 UINT8 TAG_RES_SIZE; // Tag resource size [497:497]\r
313 UINT8 TAG_UNIT_SIZE; // Tag unit size [498:498]\r
314 UINT8 DATA_TAG_SUPPORT; // Data tag support [499:499]\r
315 UINT8 MAX_PACKED_WRITES; // Max packed write commands [500:500]\r
316 UINT8 MAX_PACKED_READS; // Max packed read commands [501:501]\r
317 UINT8 BKOPS_SUPPORT; // Background operations support [502:502]\r
318 UINT8 HPI_FEATURES; // HPI features [503:503]\r
319 UINT8 S_CMD_SET; // Supported command sets [504:504]\r
320 UINT8 EXT_SECURITY_ERR; // Extended security commands error [505:505]\r
321 UINT8 RESERVED_23[6]; // Reserved [511:506]\r
322} ECSD;\r
323\r
324typedef struct {\r
325 UINT16 RCA;\r
326 CARD_TYPE CardType;\r
327 OCR OCRData;\r
328 CID CIDData;\r
329 CSD CSDData;\r
330 ECSD *ECSDData; // MMC V4 extended card specific\r
331} CARD_INFO;\r
332\r
333typedef struct _MMC_HOST_INSTANCE {\r
334 UINTN Signature;\r
335 LIST_ENTRY Link;\r
336 EFI_HANDLE MmcHandle;\r
337 EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
338\r
339 MMC_STATE State;\r
340 EFI_BLOCK_IO_PROTOCOL BlockIo;\r
341 CARD_INFO CardInfo;\r
342 EFI_MMC_HOST_PROTOCOL *MmcHost;\r
343\r
344 BOOLEAN Initialized;\r
345} MMC_HOST_INSTANCE;\r
346\r
347#define MMC_HOST_INSTANCE_SIGNATURE SIGNATURE_32('m', 'm', 'c', 'h')\r
348#define MMC_HOST_INSTANCE_FROM_BLOCK_IO_THIS(a) CR (a, MMC_HOST_INSTANCE, BlockIo, MMC_HOST_INSTANCE_SIGNATURE)\r
349#define MMC_HOST_INSTANCE_FROM_LINK(a) CR (a, MMC_HOST_INSTANCE, Link, MMC_HOST_INSTANCE_SIGNATURE)\r
350\r
351\r
352EFI_STATUS\r
353EFIAPI\r
354MmcGetDriverName (\r
355 IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
356 IN CHAR8 *Language,\r
357 OUT CHAR16 **DriverName\r
358 );\r
359\r
360EFI_STATUS\r
361EFIAPI\r
362MmcGetControllerName (\r
363 IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
364 IN EFI_HANDLE ControllerHandle,\r
365 IN EFI_HANDLE ChildHandle OPTIONAL,\r
366 IN CHAR8 *Language,\r
367 OUT CHAR16 **ControllerName\r
368 );\r
369\r
370extern EFI_COMPONENT_NAME_PROTOCOL gMmcComponentName;\r
371extern EFI_COMPONENT_NAME2_PROTOCOL gMmcComponentName2;\r
372\r
373extern EFI_DRIVER_DIAGNOSTICS2_PROTOCOL gMmcDriverDiagnostics2;\r
374\r
375extern LIST_ENTRY mMmcHostPool;\r
376\r
377/**\r
378 Reset the block device.\r
379\r
380 This function implements EFI_BLOCK_IO_PROTOCOL.Reset().\r
381 It resets the block device hardware.\r
382 ExtendedVerification is ignored in this implementation.\r
383\r
384 @param This Indicates a pointer to the calling context.\r
385 @param ExtendedVerification Indicates that the driver may perform a more exhaustive\r
386 verification operation of the device during reset.\r
387\r
388 @retval EFI_SUCCESS The block device was reset.\r
389 @retval EFI_DEVICE_ERROR The block device is not functioning correctly and could not be reset.\r
390\r
391**/\r
392EFI_STATUS\r
393EFIAPI\r
394MmcReset (\r
395 IN EFI_BLOCK_IO_PROTOCOL *This,\r
396 IN BOOLEAN ExtendedVerification\r
397 );\r
398\r
399/**\r
400 Reads the requested number of blocks from the device.\r
401\r
402 This function implements EFI_BLOCK_IO_PROTOCOL.ReadBlocks().\r
403 It reads the requested number of blocks from the device.\r
404 All the blocks are read, or an error is returned.\r
405\r
406 @param This Indicates a pointer to the calling context.\r
407 @param MediaId The media ID that the read request is for.\r
408 @param Lba The starting logical block address to read from on the device.\r
409 @param BufferSize The size of the Buffer in bytes.\r
410 This must be a multiple of the intrinsic block size of the device.\r
411 @param Buffer A pointer to the destination buffer for the data. The caller is\r
412 responsible for either having implicit or explicit ownership of the buffer.\r
413\r
414 @retval EFI_SUCCESS The data was read correctly from the device.\r
415 @retval EFI_DEVICE_ERROR The device reported an error while attempting to perform the read operation.\r
416 @retval EFI_NO_MEDIA There is no media in the device.\r
417 @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r
418 @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the intrinsic block size of the device.\r
419 @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,\r
420 or the buffer is not on proper alignment.\r
421\r
422**/\r
423EFI_STATUS\r
424EFIAPI\r
425MmcReadBlocks (\r
426 IN EFI_BLOCK_IO_PROTOCOL *This,\r
427 IN UINT32 MediaId,\r
428 IN EFI_LBA Lba,\r
429 IN UINTN BufferSize,\r
430 OUT VOID *Buffer\r
431 );\r
432\r
433/**\r
434 Writes a specified number of blocks to the device.\r
435\r
436 This function implements EFI_BLOCK_IO_PROTOCOL.WriteBlocks().\r
437 It writes a specified number of blocks to the device.\r
438 All blocks are written, or an error is returned.\r
439\r
440 @param This Indicates a pointer to the calling context.\r
441 @param MediaId The media ID that the write request is for.\r
442 @param Lba The starting logical block address to be written.\r
443 @param BufferSize The size of the Buffer in bytes.\r
444 This must be a multiple of the intrinsic block size of the device.\r
445 @param Buffer Pointer to the source buffer for the data.\r
446\r
447 @retval EFI_SUCCESS The data were written correctly to the device.\r
448 @retval EFI_WRITE_PROTECTED The device cannot be written to.\r
449 @retval EFI_NO_MEDIA There is no media in the device.\r
450 @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r
451 @retval EFI_DEVICE_ERROR The device reported an error while attempting to perform the write operation.\r
452 @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the intrinsic\r
453 block size of the device.\r
454 @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,\r
455 or the buffer is not on proper alignment.\r
456\r
457**/\r
458EFI_STATUS\r
459EFIAPI\r
460MmcWriteBlocks (\r
461 IN EFI_BLOCK_IO_PROTOCOL *This,\r
462 IN UINT32 MediaId,\r
463 IN EFI_LBA Lba,\r
464 IN UINTN BufferSize,\r
465 IN VOID *Buffer\r
466 );\r
467\r
468/**\r
469 Flushes all modified data to a physical block device.\r
470\r
471 @param This Indicates a pointer to the calling context.\r
472\r
473 @retval EFI_SUCCESS All outstanding data were written correctly to the device.\r
474 @retval EFI_DEVICE_ERROR The device reported an error while attempting to write data.\r
475 @retval EFI_NO_MEDIA There is no media in the device.\r
476\r
477**/\r
478EFI_STATUS\r
479EFIAPI\r
480MmcFlushBlocks (\r
481 IN EFI_BLOCK_IO_PROTOCOL *This\r
482 );\r
483\r
484EFI_STATUS\r
485MmcNotifyState (\r
486 IN MMC_HOST_INSTANCE *MmcHostInstance,\r
487 IN MMC_STATE State\r
488 );\r
489\r
490EFI_STATUS\r
491InitializeMmcDevice (\r
492 IN MMC_HOST_INSTANCE *MmcHost\r
493 );\r
494\r
495VOID\r
496EFIAPI\r
497CheckCardsCallback (\r
498 IN EFI_EVENT Event,\r
499 IN VOID *Context\r
500 );\r
501\r
502VOID\r
503PrintCSD (\r
504 IN UINT32* Csd\r
505 );\r
506\r
507VOID\r
508PrintRCA (\r
509 IN UINT32 Rca\r
510 );\r
511\r
512VOID\r
513PrintOCR (\r
514 IN UINT32 Ocr\r
515 );\r
516\r
517VOID\r
518PrintResponseR1 (\r
519 IN UINT32 Response\r
520 );\r
521\r
522VOID\r
523PrintCID (\r
524 IN UINT32* Cid\r
525 );\r
526\r
527#endif\r
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