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
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
|
/** @file
The definition for SD media device driver model and blkio protocol routines.
Copyright (c) 2013-2016 Intel Corporation.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _SD_MEDIA_DEVICE_H_
#define _SD_MEDIA_DEVICE_H_
#include <Uefi.h>
#include <Protocol/PciIo.h>
#include <Protocol/BlockIo.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Library/BaseLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/PcdLib.h>
#include <IndustryStandard/Pci22.h>
#include "ComponentName.h"
#include "SDHostIo.h"
extern EFI_DRIVER_BINDING_PROTOCOL gSDMediaDeviceDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gSDMediaDeviceName;
extern EFI_COMPONENT_NAME2_PROTOCOL gSDMediaDeviceName2;
//
// Define the region of memory used for DMA memory
//
#define DMA_MEMORY_TOP 0x0000000001FFFFFFULL
#define CARD_DATA_SIGNATURE SIGNATURE_32 ('c', 'a', 'r', 'd')
//
// Command timeout will be max 100 ms
//
#define TIMEOUT_COMMAND 100
#define TIMEOUT_DATA 5000
typedef enum{
UnknownCard = 0,
MMCCard, // MMC card
MMCCardHighCap, // MMC Card High Capacity
CEATACard, // CE-ATA device
SDMemoryCard, // SD 1.1 card
SDMemoryCard2, // SD 2.0 or above standard card
SDMemoryCard2High // SD 2.0 or above high capacity card
}CARD_TYPE;
typedef struct {
//
//BlockIO
//
UINTN Signature;
EFI_BLOCK_IO_PROTOCOL BlockIo;
EFI_BLOCK_IO_MEDIA BlockIoMedia;
EFI_SD_HOST_IO_PROTOCOL *SDHostIo;
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
CARD_TYPE CardType;
UINT8 CurrentBusWidth;
BOOLEAN DualVoltage;
BOOLEAN NeedFlush;
UINT8 Reserved[3];
UINT16 Address;
UINT32 BlockLen;
UINT32 MaxFrequency;
UINT64 BlockNumber;
//
//Common used
//
CARD_STATUS CardStatus;
OCR OCRRegister;
CID CIDRegister;
CSD CSDRegister;
EXT_CSD ExtCSDRegister;
UINT8 *RawBufferPointer;
UINT8 *AlignedBuffer;
//
//CE-ATA specific
//
TASK_FILE TaskFile;
IDENTIFY_DEVICE_DATA IndentifyDeviceData;
//
//SD specific
//
SCR SCRRegister;
SD_STATUS_REG SDSattus;
SWITCH_STATUS SwitchStatus;
}CARD_DATA;
#define CARD_DATA_FROM_THIS(a) \
CR(a, CARD_DATA, BlockIo, CARD_DATA_SIGNATURE)
/**
Test to see if this driver supports ControllerHandle. Any
ControllerHandle that has BlockIoProtocol installed will be supported.
@param This Protocol instance pointer.
@param Controller Handle of device to test.
@param RemainingDevicePath Not used.
@return EFI_SUCCESS This driver supports this device.
@return EFI_UNSUPPORTED This driver does not support this device.
**/
EFI_STATUS
EFIAPI
SDMediaDeviceSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Starting the SD Media Device Driver.
@param This Protocol instance pointer.
@param Controller Handle of device to test.
@param RemainingDevicePath Not used.
@retval EFI_SUCCESS This driver supports this device.
@retval EFI_UNSUPPORTED This driver does not support this device.
@retval EFI_DEVICE_ERROR This driver cannot be started due to device Error.
EFI_OUT_OF_RESOURCES- Failed due to resource shortage.
**/
EFI_STATUS
EFIAPI
SDMediaDeviceStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Stop this driver on ControllerHandle. Support stopping any child handles
created by this driver.
@param This Protocol instance pointer.
@param Controller Handle of device to stop driver on.
@param NumberOfChildren Number of Children in the ChildHandleBuffer.
@param ChildHandleBuffer List of handles for the children we need to stop.
@return EFI_SUCCESS
@return others
**/
EFI_STATUS
EFIAPI
SDMediaDeviceStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
);
/**
MMC/SD card init function
@param CardData Pointer to CARD_DATA.
@return EFI_SUCCESS
@return others
**/
EFI_STATUS
MMCSDCardInit (
IN CARD_DATA *CardData
);
/**
Send command by using Host IO protocol
@param This A pointer to the EFI_SD_HOST_IO_PROTOCOL instance.
@param CommandIndex The command index to set the command index field of command register.
@param Argument Command argument to set the argument field of command register.
@param DataType TRANSFER_TYPE, indicates no data, data in or data out.
@param Buffer Contains the data read from / write to the device.
@param BufferSize The size of the buffer.
@param ResponseType RESPONSE_TYPE.
@param TimeOut Time out value in 1 ms unit.
@param ResponseData Depending on the ResponseType, such as CSD or card status.
@retval EFI_SUCCESS
@retval EFI_INVALID_PARAMETER
@retval EFI_UNSUPPORTED
@retval EFI_DEVICE_ERROR
**/
EFI_STATUS
SendCommand (
IN CARD_DATA *CardData,
IN UINT16 CommandIndex,
IN UINT32 Argument,
IN TRANSFER_TYPE DataType,
IN UINT8 *Buffer, OPTIONAL
IN UINT32 BufferSize,
IN RESPONSE_TYPE ResponseType,
IN UINT32 TimeOut,
OUT UINT32 *ResponseData
);
/**
Send the card APP_CMD command with the following command indicated by CommandIndex
@param CardData Pointer to CARD_DATA.
@param CommandIndex The command index to set the command index field of command register.
@param Argument Command argument to set the argument field of command register.
@param DataType TRANSFER_TYPE, indicates no data, data in or data out.
@param Buffer Contains the data read from / write to the device.
@param BufferSize The size of the buffer.
@param ResponseType RESPONSE_TYPE.
@param TimeOut Time out value in 1 ms unit.
@param ResponseData Depending on the ResponseType, such as CSD or card status.
@retval EFI_SUCCESS
@retval EFI_INVALID_PARAMETER
@retval EFI_UNSUPPORTED
@retval EFI_DEVICE_ERROR
**/
EFI_STATUS
SendAppCommand (
IN CARD_DATA *CardData,
IN UINT16 CommandIndex,
IN UINT32 Argument,
IN TRANSFER_TYPE DataType,
IN UINT8 *Buffer, OPTIONAL
IN UINT32 BufferSize,
IN RESPONSE_TYPE ResponseType,
IN UINT32 TimeOut,
OUT UINT32 *ResponseData
);
/**
Send the card FAST_IO command
@param CardData Pointer to CARD_DATA.
@param RegisterAddress Register Address.
@param RegisterData Pointer to register Data.
@param Write TRUE for write, FALSE for read.
@retval EFI_SUCCESS
@retval EFI_UNSUPPORTED
@retval EFI_INVALID_PARAMETER
@retval EFI_DEVICE_ERROR
**/
EFI_STATUS
FastIO (
IN CARD_DATA *CardData,
IN UINT8 RegisterAddress,
IN OUT UINT8 *RegisterData,
IN BOOLEAN Write
);
/**
Judge whether it is CE-ATA device or not.
@param CardData Pointer to CARD_DATA.
@retval TRUE
@retval FALSE
**/
BOOLEAN
IsCEATADevice (
IN CARD_DATA *CardData
);
/**
Send software reset
@param CardData Pointer to CARD_DATA.
@retval EFI_SUCCESS Success
@retval EFI_DEVICE_ERROR Hardware Error
@retval EFI_INVALID_PARAMETER Parameter is error
@retval EFI_NO_MEDIA No media
@retval EFI_MEDIA_CHANGED Media Change
@retval EFI_BAD_BUFFER_SIZE Buffer size is bad
**/
EFI_STATUS
SoftwareReset (
IN CARD_DATA *CardData
);
/**
SendATACommand specificed in Taskfile
@param CardData Pointer to CARD_DATA.
@param TaskFile Pointer to TASK_FILE.
@param Write TRUE means write, FALSE means read.
@param Buffer If NULL, means no data transfer, neither read nor write.
@param SectorCount Buffer size in 512 bytes unit.
@retval EFI_SUCCESS Success
@retval EFI_DEVICE_ERROR Hardware Error
@retval EFI_INVALID_PARAMETER Parameter is error
@retval EFI_NO_MEDIA No media
@retval EFI_MEDIA_CHANGED Media Change
@retval EFI_BAD_BUFFER_SIZE Buffer size is bad
**/
EFI_STATUS
SendATACommand (
IN CARD_DATA *CardData,
IN TASK_FILE *TaskFile,
IN BOOLEAN Write,
IN UINT8 *Buffer,
IN UINT16 SectorCount
);
/**
IDENTIFY_DEVICE command
@param CardData Pointer to CARD_DATA.
@retval EFI_SUCCESS Success
@retval EFI_DEVICE_ERROR Hardware Error
@retval EFI_INVALID_PARAMETER Parameter is error
@retval EFI_NO_MEDIA No media
@retval EFI_MEDIA_CHANGED Media Change
@retval EFI_BAD_BUFFER_SIZE Buffer size is bad
**/
EFI_STATUS
IndentifyDevice (
IN CARD_DATA *CardData
);
/**
FLUSH_CACHE_EXT command
@param CardData Pointer to CARD_DATA.
@retval EFI_SUCCESS Success
@retval EFI_DEVICE_ERROR Hardware Error
@retval EFI_INVALID_PARAMETER Parameter is error
@retval EFI_NO_MEDIA No media
@retval EFI_MEDIA_CHANGED Media Change
@retval EFI_BAD_BUFFER_SIZE Buffer size is bad
**/
EFI_STATUS
FlushCache (
IN CARD_DATA *CardData
);
/**
STANDBY_IMMEDIATE command
@param CardData Pointer to CARD_DATA.
@retval EFI_SUCCESS Success
@retval EFI_DEVICE_ERROR Hardware Error
@retval EFI_INVALID_PARAMETER Parameter is error
@retval EFI_NO_MEDIA No media
@retval EFI_MEDIA_CHANGED Media Change
@retval EFI_BAD_BUFFER_SIZE Buffer size is bad
**/
EFI_STATUS
StandByImmediate (
IN CARD_DATA *CardData
);
/**
READ_DMA_EXT command
@param CardData Pointer to CARD_DATA.
@param LBA The starting logical block address to read from on the device.
@param Buffer A pointer to the destination buffer for the data. The caller
is responsible for either having implicit or explicit ownership
of the buffer.
@param SectorCount Size in 512 bytes unit.
@retval EFI_SUCCESS Success
@retval EFI_DEVICE_ERROR Hardware Error
@retval EFI_INVALID_PARAMETER Parameter is error
@retval EFI_NO_MEDIA No media
@retval EFI_MEDIA_CHANGED Media Change
@retval EFI_BAD_BUFFER_SIZE Buffer size is bad
**/
EFI_STATUS
ReadDMAExt (
IN CARD_DATA *CardData,
IN EFI_LBA LBA,
IN UINT8 *Buffer,
IN UINT16 SectorCount
);
/**
WRITE_DMA_EXT command
@param CardData Pointer to CARD_DATA.
@param LBA The starting logical block address to read from on the device.
@param Buffer A pointer to the destination buffer for the data. The caller
is responsible for either having implicit or explicit ownership
of the buffer.
@param SectorCount Size in 512 bytes unit.
@retval EFI_SUCCESS Success
@retval EFI_DEVICE_ERROR Hardware Error
@retval EFI_INVALID_PARAMETER Parameter is error
@retval EFI_NO_MEDIA No media
@retval EFI_MEDIA_CHANGED Media Change
@retval EFI_BAD_BUFFER_SIZE Buffer size is bad
**/
EFI_STATUS
WriteDMAExt (
IN CARD_DATA *CardData,
IN EFI_LBA LBA,
IN UINT8 *Buffer,
IN UINT16 SectorCount
);
/**
CEATA card BlockIo init function.
@param CardData Pointer to CARD_DATA.
@retval EFI_SUCCESS
@retval Others
**/
EFI_STATUS
CEATABlockIoInit (
IN CARD_DATA *CardData
);
/**
MMC/SD card BlockIo init function.
@param CardData Pointer to CARD_DATA.
@retval EFI_SUCCESS
@retval Others
**/
EFI_STATUS
MMCSDBlockIoInit (
IN CARD_DATA *CardData
);
#endif
|