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48555339 FT |
1 | /** @file\r |
2 | The helper functions for BlockIo and BlockIo2 protocol.\r | |
3 | \r | |
b92efc9f | 4 | Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.<BR>\r |
48555339 FT |
5 | This program and the accompanying materials\r |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "EmmcDxe.h"\r | |
16 | \r | |
17 | /**\r | |
18 | Nonblocking I/O callback funtion when the event is signaled.\r | |
19 | \r | |
20 | @param[in] Event The Event this notify function registered to.\r | |
21 | @param[in] Context Pointer to the context data registered to the\r | |
22 | Event.\r | |
23 | \r | |
24 | **/\r | |
25 | VOID\r | |
26 | EFIAPI\r | |
27 | AsyncIoCallback (\r | |
28 | IN EFI_EVENT Event,\r | |
29 | IN VOID *Context\r | |
30 | )\r | |
31 | {\r | |
32 | EMMC_REQUEST *Request;\r | |
33 | EFI_STATUS Status;\r | |
34 | \r | |
35 | Status = gBS->CloseEvent (Event);\r | |
36 | if (EFI_ERROR (Status)) {\r | |
37 | return;\r | |
38 | }\r | |
39 | \r | |
40 | Request = (EMMC_REQUEST *) Context;\r | |
41 | \r | |
42 | DEBUG_CODE_BEGIN ();\r | |
43 | DEBUG ((EFI_D_INFO, "Emmc Async Request: CmdIndex[%d] Arg[%08x] %r\n",\r | |
44 | Request->SdMmcCmdBlk.CommandIndex, Request->SdMmcCmdBlk.CommandArgument,\r | |
45 | Request->Packet.TransactionStatus));\r | |
46 | DEBUG_CODE_END ();\r | |
47 | \r | |
48 | if (EFI_ERROR (Request->Packet.TransactionStatus)) {\r | |
49 | Request->Token->TransactionStatus = Request->Packet.TransactionStatus;\r | |
50 | }\r | |
51 | \r | |
52 | RemoveEntryList (&Request->Link);\r | |
53 | \r | |
54 | if (Request->IsEnd) {\r | |
55 | gBS->SignalEvent (Request->Token->Event);\r | |
56 | }\r | |
57 | \r | |
58 | FreePool (Request);\r | |
59 | }\r | |
60 | \r | |
61 | /**\r | |
62 | Send command SELECT to the device to select/deselect the device.\r | |
63 | \r | |
64 | @param[in] Device A pointer to the EMMC_DEVICE instance.\r | |
65 | @param[in] Rca The relative device address to use.\r | |
66 | \r | |
67 | @retval EFI_SUCCESS The request is executed successfully.\r | |
68 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
69 | @retval Others The request could not be executed successfully.\r | |
70 | \r | |
71 | **/\r | |
72 | EFI_STATUS\r | |
73 | EmmcSelect (\r | |
74 | IN EMMC_DEVICE *Device,\r | |
75 | IN UINT16 Rca\r | |
76 | )\r | |
77 | {\r | |
78 | EFI_STATUS Status;\r | |
79 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
80 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
81 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
82 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
83 | \r | |
84 | PassThru = Device->Private->PassThru;\r | |
85 | \r | |
86 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
87 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
88 | ZeroMem (&Packet, sizeof (Packet));\r | |
89 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
90 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
91 | Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
92 | \r | |
93 | SdMmcCmdBlk.CommandIndex = EMMC_SELECT_DESELECT_CARD;\r | |
94 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
95 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
96 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
97 | \r | |
98 | Status = PassThru->PassThru (PassThru, Device->Slot, &Packet, NULL);\r | |
99 | \r | |
100 | return Status;\r | |
101 | }\r | |
102 | \r | |
103 | /**\r | |
104 | Send command SEND_STATUS to the device to get device status.\r | |
105 | \r | |
106 | @param[in] Device A pointer to the EMMC_DEVICE instance.\r | |
107 | @param[in] Rca The relative device address to use.\r | |
108 | @param[out] DevStatus The buffer to store the device status.\r | |
109 | \r | |
110 | @retval EFI_SUCCESS The request is executed successfully.\r | |
111 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
112 | @retval Others The request could not be executed successfully.\r | |
113 | \r | |
114 | **/\r | |
115 | EFI_STATUS\r | |
116 | EmmcSendStatus (\r | |
117 | IN EMMC_DEVICE *Device,\r | |
118 | IN UINT16 Rca,\r | |
119 | OUT UINT32 *DevStatus\r | |
120 | )\r | |
121 | {\r | |
122 | EFI_STATUS Status;\r | |
123 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
124 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
125 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
126 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
127 | \r | |
128 | PassThru = Device->Private->PassThru;\r | |
129 | \r | |
130 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
131 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
132 | ZeroMem (&Packet, sizeof (Packet));\r | |
133 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
134 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
135 | Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
136 | \r | |
137 | SdMmcCmdBlk.CommandIndex = EMMC_SEND_STATUS;\r | |
138 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
139 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
140 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
141 | \r | |
142 | Status = PassThru->PassThru (PassThru, Device->Slot, &Packet, NULL);\r | |
143 | if (!EFI_ERROR (Status)) {\r | |
144 | CopyMem (DevStatus, &SdMmcStatusBlk.Resp0, sizeof (UINT32));\r | |
145 | }\r | |
146 | \r | |
147 | return Status;\r | |
148 | }\r | |
149 | \r | |
150 | /**\r | |
151 | Send command SEND_CSD to the device to get the CSD register data.\r | |
152 | \r | |
153 | @param[in] Device A pointer to the EMMC_DEVICE instance.\r | |
154 | @param[in] Rca The relative device address to use.\r | |
155 | @param[out] Csd The buffer to store the EMMC_CSD register data.\r | |
156 | \r | |
157 | @retval EFI_SUCCESS The request is executed successfully.\r | |
158 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
159 | @retval Others The request could not be executed successfully.\r | |
160 | \r | |
161 | **/\r | |
162 | EFI_STATUS\r | |
163 | EmmcGetCsd (\r | |
164 | IN EMMC_DEVICE *Device,\r | |
165 | IN UINT16 Rca,\r | |
166 | OUT EMMC_CSD *Csd\r | |
167 | )\r | |
168 | {\r | |
169 | EFI_STATUS Status;\r | |
170 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
171 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
172 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
173 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
174 | \r | |
175 | PassThru = Device->Private->PassThru;\r | |
176 | \r | |
177 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
178 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
179 | ZeroMem (&Packet, sizeof (Packet));\r | |
180 | ZeroMem (Csd, sizeof (EMMC_CSD));\r | |
181 | \r | |
182 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
183 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
184 | Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
185 | \r | |
186 | SdMmcCmdBlk.CommandIndex = EMMC_SEND_CSD;\r | |
187 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
188 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR2;\r | |
189 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
190 | \r | |
191 | Status = PassThru->PassThru (PassThru, Device->Slot, &Packet, NULL);\r | |
192 | if (!EFI_ERROR (Status)) {\r | |
193 | //\r | |
194 | // For details, refer to SD Host Controller Simplified Spec 3.0 Table 2-12.\r | |
195 | //\r | |
196 | CopyMem (((UINT8*)Csd) + 1, &SdMmcStatusBlk.Resp0, sizeof (EMMC_CSD) - 1);\r | |
197 | }\r | |
198 | \r | |
199 | return Status;\r | |
200 | }\r | |
201 | \r | |
202 | /**\r | |
203 | Send command SEND_CID to the device to get the CID register data.\r | |
204 | \r | |
205 | @param[in] Device A pointer to the EMMC_DEVICE instance.\r | |
206 | @param[in] Rca The relative device address to use.\r | |
207 | @param[out] Cid The buffer to store the EMMC_CID register data.\r | |
208 | \r | |
209 | @retval EFI_SUCCESS The request is executed successfully.\r | |
210 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
211 | @retval Others The request could not be executed successfully.\r | |
212 | \r | |
213 | **/\r | |
214 | EFI_STATUS\r | |
215 | EmmcGetCid (\r | |
216 | IN EMMC_DEVICE *Device,\r | |
217 | IN UINT16 Rca,\r | |
218 | OUT EMMC_CID *Cid\r | |
219 | )\r | |
220 | {\r | |
221 | EFI_STATUS Status;\r | |
222 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
223 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
224 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
225 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
226 | \r | |
227 | PassThru = Device->Private->PassThru;\r | |
228 | \r | |
229 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
230 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
231 | ZeroMem (&Packet, sizeof (Packet));\r | |
232 | ZeroMem (Cid, sizeof (EMMC_CID));\r | |
233 | \r | |
234 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
235 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
236 | Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
237 | \r | |
238 | SdMmcCmdBlk.CommandIndex = EMMC_SEND_CID;\r | |
239 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
240 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR2;\r | |
241 | SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;\r | |
242 | \r | |
243 | Status = PassThru->PassThru (PassThru, Device->Slot, &Packet, NULL);\r | |
244 | if (!EFI_ERROR (Status)) {\r | |
245 | //\r | |
246 | // For details, refer to SD Host Controller Simplified Spec 3.0 Table 2-12.\r | |
247 | //\r | |
248 | CopyMem (((UINT8*)Cid) + 1, &SdMmcStatusBlk.Resp0, sizeof (EMMC_CID) - 1);\r | |
249 | }\r | |
250 | \r | |
251 | return Status;\r | |
252 | }\r | |
253 | \r | |
254 | /**\r | |
255 | Send command SEND_EXT_CSD to the device to get the EXT_CSD register data.\r | |
256 | \r | |
257 | @param[in] Device A pointer to the EMMC_DEVICE instance.\r | |
258 | @param[out] ExtCsd The buffer to store the EXT_CSD register data.\r | |
259 | \r | |
260 | @retval EFI_SUCCESS The request is executed successfully.\r | |
261 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
262 | @retval Others The request could not be executed successfully.\r | |
263 | \r | |
264 | **/\r | |
265 | EFI_STATUS\r | |
266 | EmmcGetExtCsd (\r | |
267 | IN EMMC_DEVICE *Device,\r | |
268 | OUT EMMC_EXT_CSD *ExtCsd\r | |
269 | )\r | |
270 | {\r | |
271 | EFI_STATUS Status;\r | |
272 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
273 | EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;\r | |
274 | EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;\r | |
275 | EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;\r | |
276 | \r | |
277 | PassThru = Device->Private->PassThru;\r | |
278 | \r | |
279 | ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));\r | |
280 | ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));\r | |
281 | ZeroMem (&Packet, sizeof (Packet));\r | |
282 | ZeroMem (ExtCsd, sizeof (EMMC_EXT_CSD));\r | |
283 | Packet.SdMmcCmdBlk = &SdMmcCmdBlk;\r | |
284 | Packet.SdMmcStatusBlk = &SdMmcStatusBlk;\r | |
285 | Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
286 | \r | |
287 | SdMmcCmdBlk.CommandIndex = EMMC_SEND_EXT_CSD;\r | |
288 | SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
289 | SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
290 | SdMmcCmdBlk.CommandArgument = 0x00000000;\r | |
291 | Packet.InDataBuffer = ExtCsd;\r | |
292 | Packet.InTransferLength = sizeof (EMMC_EXT_CSD);\r | |
293 | \r | |
294 | Status = PassThru->PassThru (PassThru, Device->Slot, &Packet, NULL);\r | |
295 | \r | |
296 | return Status;\r | |
297 | }\r | |
298 | \r | |
299 | /**\r | |
300 | Set the specified EXT_CSD register field through sync or async I/O request.\r | |
301 | \r | |
302 | @param[in] Partition A pointer to the EMMC_PARTITION instance.\r | |
303 | @param[in] Offset The offset of the specified field in EXT_CSD register.\r | |
304 | @param[in] Value The byte value written to the field specified by Offset.\r | |
305 | @param[in] Token A pointer to the token associated with the transaction.\r | |
306 | @param[in] IsEnd A boolean to show whether it's the last cmd in a series of cmds.\r | |
307 | This parameter is only meaningful in async I/O request.\r | |
308 | \r | |
309 | @retval EFI_SUCCESS The request is executed successfully.\r | |
310 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
311 | @retval Others The request could not be executed successfully.\r | |
312 | \r | |
313 | **/\r | |
314 | EFI_STATUS\r | |
315 | EmmcSetExtCsd (\r | |
316 | IN EMMC_PARTITION *Partition,\r | |
317 | IN UINT8 Offset,\r | |
318 | IN UINT8 Value,\r | |
319 | IN EFI_BLOCK_IO2_TOKEN *Token,\r | |
320 | IN BOOLEAN IsEnd\r | |
321 | )\r | |
322 | {\r | |
323 | EFI_STATUS Status;\r | |
324 | EMMC_DEVICE *Device;\r | |
325 | EMMC_REQUEST *SetExtCsdReq;\r | |
326 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
327 | UINT32 CommandArgument;\r | |
328 | EFI_TPL OldTpl;\r | |
329 | \r | |
330 | SetExtCsdReq = NULL;\r | |
331 | \r | |
332 | Device = Partition->Device;\r | |
333 | PassThru = Device->Private->PassThru;\r | |
334 | \r | |
335 | SetExtCsdReq = AllocateZeroPool (sizeof (EMMC_REQUEST));\r | |
336 | if (SetExtCsdReq == NULL) {\r | |
337 | Status = EFI_OUT_OF_RESOURCES;\r | |
338 | goto Error;\r | |
339 | }\r | |
340 | \r | |
341 | SetExtCsdReq->Signature = EMMC_REQUEST_SIGNATURE;\r | |
3b1d8241 | 342 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
343 | InsertTailList (&Partition->Queue, &SetExtCsdReq->Link);\r |
344 | gBS->RestoreTPL (OldTpl);\r | |
345 | SetExtCsdReq->Packet.SdMmcCmdBlk = &SetExtCsdReq->SdMmcCmdBlk;\r | |
346 | SetExtCsdReq->Packet.SdMmcStatusBlk = &SetExtCsdReq->SdMmcStatusBlk;\r | |
347 | SetExtCsdReq->Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
348 | \r | |
349 | SetExtCsdReq->SdMmcCmdBlk.CommandIndex = EMMC_SWITCH;\r | |
350 | SetExtCsdReq->SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
351 | SetExtCsdReq->SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1b;\r | |
352 | //\r | |
353 | // Write the Value to the field specified by Offset.\r | |
354 | //\r | |
355 | CommandArgument = (Value << 8) | (Offset << 16) | BIT24 | BIT25;\r | |
356 | SetExtCsdReq->SdMmcCmdBlk.CommandArgument = CommandArgument;\r | |
357 | \r | |
358 | SetExtCsdReq->IsEnd = IsEnd;\r | |
359 | SetExtCsdReq->Token = Token;\r | |
360 | \r | |
361 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
362 | Status = gBS->CreateEvent (\r | |
363 | EVT_NOTIFY_SIGNAL,\r | |
3b1d8241 | 364 | TPL_NOTIFY,\r |
48555339 FT |
365 | AsyncIoCallback,\r |
366 | SetExtCsdReq,\r | |
367 | &SetExtCsdReq->Event\r | |
368 | );\r | |
369 | if (EFI_ERROR (Status)) {\r | |
370 | goto Error;\r | |
371 | }\r | |
372 | } else {\r | |
373 | SetExtCsdReq->Event = NULL;\r | |
374 | }\r | |
375 | \r | |
376 | Status = PassThru->PassThru (PassThru, Device->Slot, &SetExtCsdReq->Packet, SetExtCsdReq->Event);\r | |
377 | \r | |
378 | Error:\r | |
379 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
380 | //\r | |
381 | // For asynchronous operation, only free request and event in error case.\r | |
382 | // The request and event will be freed in asynchronous callback for success case.\r | |
383 | //\r | |
384 | if (EFI_ERROR (Status) && (SetExtCsdReq != NULL)) {\r | |
3b1d8241 | 385 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
386 | RemoveEntryList (&SetExtCsdReq->Link);\r |
387 | gBS->RestoreTPL (OldTpl);\r | |
388 | if (SetExtCsdReq->Event != NULL) {\r | |
389 | gBS->CloseEvent (SetExtCsdReq->Event);\r | |
390 | }\r | |
391 | FreePool (SetExtCsdReq);\r | |
392 | }\r | |
393 | } else {\r | |
394 | //\r | |
395 | // For synchronous operation, free request whatever the execution result is.\r | |
396 | //\r | |
397 | if (SetExtCsdReq != NULL) {\r | |
3b1d8241 | 398 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
399 | RemoveEntryList (&SetExtCsdReq->Link);\r |
400 | gBS->RestoreTPL (OldTpl);\r | |
401 | FreePool (SetExtCsdReq);\r | |
402 | }\r | |
403 | }\r | |
404 | \r | |
405 | return Status;\r | |
406 | }\r | |
407 | \r | |
408 | /**\r | |
409 | Set the number of blocks for a block read/write cmd through sync or async I/O request.\r | |
410 | \r | |
411 | @param[in] Partition A pointer to the EMMC_PARTITION instance.\r | |
412 | @param[in] BlockNum The number of blocks for transfer.\r | |
413 | @param[in] Token A pointer to the token associated with the transaction.\r | |
414 | @param[in] IsEnd A boolean to show whether it's the last cmd in a series of cmds.\r | |
415 | This parameter is only meaningful in async I/O request.\r | |
416 | \r | |
417 | @retval EFI_SUCCESS The request is executed successfully.\r | |
418 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
419 | @retval Others The request could not be executed successfully.\r | |
420 | \r | |
421 | **/\r | |
422 | EFI_STATUS\r | |
423 | EmmcSetBlkCount (\r | |
424 | IN EMMC_PARTITION *Partition,\r | |
425 | IN UINT16 BlockNum,\r | |
426 | IN EFI_BLOCK_IO2_TOKEN *Token,\r | |
427 | IN BOOLEAN IsEnd\r | |
428 | )\r | |
429 | {\r | |
430 | EFI_STATUS Status;\r | |
431 | EMMC_DEVICE *Device;\r | |
432 | EMMC_REQUEST *SetBlkCntReq;\r | |
433 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
434 | EFI_TPL OldTpl;\r | |
435 | \r | |
436 | SetBlkCntReq = NULL;\r | |
437 | \r | |
438 | Device = Partition->Device;\r | |
439 | PassThru = Device->Private->PassThru;\r | |
440 | \r | |
441 | SetBlkCntReq = AllocateZeroPool (sizeof (EMMC_REQUEST));\r | |
442 | if (SetBlkCntReq == NULL) {\r | |
443 | Status = EFI_OUT_OF_RESOURCES;\r | |
444 | goto Error;\r | |
445 | }\r | |
446 | \r | |
447 | SetBlkCntReq->Signature = EMMC_REQUEST_SIGNATURE;\r | |
3b1d8241 | 448 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
449 | InsertTailList (&Partition->Queue, &SetBlkCntReq->Link);\r |
450 | gBS->RestoreTPL (OldTpl);\r | |
451 | SetBlkCntReq->Packet.SdMmcCmdBlk = &SetBlkCntReq->SdMmcCmdBlk;\r | |
452 | SetBlkCntReq->Packet.SdMmcStatusBlk = &SetBlkCntReq->SdMmcStatusBlk;\r | |
453 | SetBlkCntReq->Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
454 | \r | |
455 | SetBlkCntReq->SdMmcCmdBlk.CommandIndex = EMMC_SET_BLOCK_COUNT;\r | |
456 | SetBlkCntReq->SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
457 | SetBlkCntReq->SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
458 | SetBlkCntReq->SdMmcCmdBlk.CommandArgument = BlockNum;\r | |
459 | \r | |
460 | SetBlkCntReq->IsEnd = IsEnd;\r | |
461 | SetBlkCntReq->Token = Token;\r | |
462 | \r | |
463 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
464 | Status = gBS->CreateEvent (\r | |
465 | EVT_NOTIFY_SIGNAL,\r | |
3b1d8241 | 466 | TPL_NOTIFY,\r |
48555339 FT |
467 | AsyncIoCallback,\r |
468 | SetBlkCntReq,\r | |
469 | &SetBlkCntReq->Event\r | |
470 | );\r | |
471 | if (EFI_ERROR (Status)) {\r | |
472 | goto Error;\r | |
473 | }\r | |
474 | } else {\r | |
475 | SetBlkCntReq->Event = NULL;\r | |
476 | }\r | |
477 | \r | |
478 | Status = PassThru->PassThru (PassThru, Device->Slot, &SetBlkCntReq->Packet, SetBlkCntReq->Event);\r | |
479 | \r | |
480 | Error:\r | |
481 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
482 | //\r | |
483 | // For asynchronous operation, only free request and event in error case.\r | |
484 | // The request and event will be freed in asynchronous callback for success case.\r | |
485 | //\r | |
486 | if (EFI_ERROR (Status) && (SetBlkCntReq != NULL)) {\r | |
3b1d8241 | 487 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
488 | RemoveEntryList (&SetBlkCntReq->Link);\r |
489 | gBS->RestoreTPL (OldTpl);\r | |
490 | if (SetBlkCntReq->Event != NULL) {\r | |
491 | gBS->CloseEvent (SetBlkCntReq->Event);\r | |
492 | }\r | |
493 | FreePool (SetBlkCntReq);\r | |
494 | }\r | |
495 | } else {\r | |
496 | //\r | |
497 | // For synchronous operation, free request whatever the execution result is.\r | |
498 | //\r | |
499 | if (SetBlkCntReq != NULL) {\r | |
3b1d8241 | 500 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
501 | RemoveEntryList (&SetBlkCntReq->Link);\r |
502 | gBS->RestoreTPL (OldTpl);\r | |
503 | FreePool (SetBlkCntReq);\r | |
504 | }\r | |
505 | }\r | |
506 | \r | |
507 | return Status;\r | |
508 | }\r | |
509 | \r | |
510 | /**\r | |
511 | Read blocks through security protocol cmds with the way of sync or async I/O request.\r | |
512 | \r | |
513 | @param[in] Partition A pointer to the EMMC_PARTITION instance.\r | |
514 | @param[in] SecurityProtocolId The value of the "Security Protocol" parameter of\r | |
515 | the security protocol command to be sent.\r | |
516 | @param[in] SecurityProtocolSpecificData The value of the "Security Protocol Specific" parameter\r | |
517 | of the security protocol command to be sent.\r | |
518 | @param[in] PayloadBufferSize Size in bytes of the payload data buffer.\r | |
519 | @param[out] PayloadBuffer A pointer to a destination buffer to store the security\r | |
520 | protocol command specific payload data for the security\r | |
521 | protocol command. The caller is responsible for having\r | |
522 | either implicit or explicit ownership of the buffer.\r | |
523 | @param[in] IsRead Indicates it is a read or write operation.\r | |
524 | @param[in] Timeout The timeout value, in 100ns units.\r | |
525 | @param[in] Token A pointer to the token associated with the transaction.\r | |
526 | @param[in] IsEnd A boolean to show whether it's the last cmd in a series of cmds.\r | |
527 | This parameter is only meaningful in async I/O request.\r | |
528 | \r | |
529 | @retval EFI_SUCCESS The request is executed successfully.\r | |
530 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
531 | @retval Others The request could not be executed successfully.\r | |
532 | \r | |
533 | **/\r | |
534 | EFI_STATUS\r | |
535 | EmmcProtocolInOut (\r | |
536 | IN EMMC_PARTITION *Partition,\r | |
537 | IN UINT8 SecurityProtocol,\r | |
538 | IN UINT16 SecurityProtocolSpecificData,\r | |
539 | IN UINTN PayloadBufferSize,\r | |
540 | OUT VOID *PayloadBuffer,\r | |
541 | IN BOOLEAN IsRead,\r | |
542 | IN UINT64 Timeout,\r | |
543 | IN EFI_BLOCK_IO2_TOKEN *Token,\r | |
544 | IN BOOLEAN IsEnd\r | |
545 | )\r | |
546 | {\r | |
547 | EFI_STATUS Status;\r | |
548 | EMMC_DEVICE *Device;\r | |
549 | EMMC_REQUEST *ProtocolReq;\r | |
550 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
551 | EFI_TPL OldTpl;\r | |
552 | \r | |
553 | ProtocolReq = NULL;\r | |
554 | \r | |
555 | Device = Partition->Device;\r | |
556 | PassThru = Device->Private->PassThru;\r | |
557 | \r | |
558 | ProtocolReq = AllocateZeroPool (sizeof (EMMC_REQUEST));\r | |
559 | if (ProtocolReq == NULL) {\r | |
560 | Status = EFI_OUT_OF_RESOURCES;\r | |
561 | goto Error;\r | |
562 | }\r | |
563 | \r | |
564 | ProtocolReq->Signature = EMMC_REQUEST_SIGNATURE;\r | |
3b1d8241 | 565 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
566 | InsertTailList (&Partition->Queue, &ProtocolReq->Link);\r |
567 | gBS->RestoreTPL (OldTpl);\r | |
568 | ProtocolReq->Packet.SdMmcCmdBlk = &ProtocolReq->SdMmcCmdBlk;\r | |
569 | ProtocolReq->Packet.SdMmcStatusBlk = &ProtocolReq->SdMmcStatusBlk;\r | |
570 | \r | |
571 | if (IsRead) {\r | |
572 | ProtocolReq->Packet.InDataBuffer = PayloadBuffer;\r | |
573 | ProtocolReq->Packet.InTransferLength = (UINT32)PayloadBufferSize;\r | |
574 | \r | |
575 | ProtocolReq->SdMmcCmdBlk.CommandIndex = EMMC_PROTOCOL_RD;\r | |
576 | ProtocolReq->SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
577 | ProtocolReq->SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
578 | } else {\r | |
579 | ProtocolReq->Packet.OutDataBuffer = PayloadBuffer;\r | |
580 | ProtocolReq->Packet.OutTransferLength = (UINT32)PayloadBufferSize;\r | |
581 | \r | |
582 | ProtocolReq->SdMmcCmdBlk.CommandIndex = EMMC_PROTOCOL_WR;\r | |
583 | ProtocolReq->SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
584 | ProtocolReq->SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
585 | }\r | |
586 | \r | |
587 | ProtocolReq->SdMmcCmdBlk.CommandArgument = (SecurityProtocol << 8) | (SecurityProtocolSpecificData << 16);\r | |
588 | //\r | |
589 | // Convert to 1 microsecond unit.\r | |
590 | //\r | |
591 | ProtocolReq->Packet.Timeout = DivU64x32 (Timeout, 10) + 1;\r | |
592 | \r | |
593 | ProtocolReq->IsEnd = IsEnd;\r | |
594 | ProtocolReq->Token = Token;\r | |
595 | \r | |
596 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
597 | Status = gBS->CreateEvent (\r | |
598 | EVT_NOTIFY_SIGNAL,\r | |
3b1d8241 | 599 | TPL_NOTIFY,\r |
48555339 FT |
600 | AsyncIoCallback,\r |
601 | ProtocolReq,\r | |
602 | &ProtocolReq->Event\r | |
603 | );\r | |
604 | if (EFI_ERROR (Status)) {\r | |
605 | goto Error;\r | |
606 | }\r | |
607 | } else {\r | |
608 | ProtocolReq->Event = NULL;\r | |
609 | }\r | |
610 | \r | |
611 | Status = PassThru->PassThru (PassThru, Device->Slot, &ProtocolReq->Packet, ProtocolReq->Event);\r | |
612 | \r | |
613 | Error:\r | |
614 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
615 | //\r | |
616 | // For asynchronous operation, only free request and event in error case.\r | |
617 | // The request and event will be freed in asynchronous callback for success case.\r | |
618 | //\r | |
619 | if (EFI_ERROR (Status) && (ProtocolReq != NULL)) {\r | |
3b1d8241 | 620 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
621 | RemoveEntryList (&ProtocolReq->Link);\r |
622 | gBS->RestoreTPL (OldTpl);\r | |
623 | if (ProtocolReq->Event != NULL) {\r | |
624 | gBS->CloseEvent (ProtocolReq->Event);\r | |
625 | }\r | |
626 | FreePool (ProtocolReq);\r | |
627 | }\r | |
628 | } else {\r | |
629 | //\r | |
630 | // For synchronous operation, free request whatever the execution result is.\r | |
631 | //\r | |
632 | if (ProtocolReq != NULL) {\r | |
3b1d8241 | 633 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
634 | RemoveEntryList (&ProtocolReq->Link);\r |
635 | gBS->RestoreTPL (OldTpl);\r | |
636 | FreePool (ProtocolReq);\r | |
637 | }\r | |
638 | }\r | |
639 | \r | |
640 | return Status;\r | |
641 | }\r | |
642 | \r | |
643 | /**\r | |
644 | Read/write multiple blocks through sync or async I/O request.\r | |
645 | \r | |
646 | @param[in] Partition A pointer to the EMMC_PARTITION instance.\r | |
647 | @param[in] Lba The starting logical block address to be read/written.\r | |
648 | The caller is responsible for reading/writing to only\r | |
649 | legitimate locations.\r | |
650 | @param[in] Buffer A pointer to the destination/source buffer for the data.\r | |
651 | @param[in] BufferSize Size of Buffer, must be a multiple of device block size.\r | |
652 | @param[in] IsRead Indicates it is a read or write operation.\r | |
653 | @param[in] Token A pointer to the token associated with the transaction.\r | |
654 | @param[in] IsEnd A boolean to show whether it's the last cmd in a series of cmds.\r | |
655 | This parameter is only meaningful in async I/O request.\r | |
656 | \r | |
657 | @retval EFI_SUCCESS The request is executed successfully.\r | |
658 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
659 | @retval Others The request could not be executed successfully.\r | |
660 | \r | |
661 | **/\r | |
662 | EFI_STATUS\r | |
663 | EmmcRwMultiBlocks (\r | |
664 | IN EMMC_PARTITION *Partition,\r | |
665 | IN EFI_LBA Lba,\r | |
666 | IN VOID *Buffer,\r | |
667 | IN UINTN BufferSize,\r | |
668 | IN BOOLEAN IsRead,\r | |
669 | IN EFI_BLOCK_IO2_TOKEN *Token,\r | |
670 | IN BOOLEAN IsEnd\r | |
671 | )\r | |
672 | {\r | |
673 | EFI_STATUS Status;\r | |
674 | EMMC_DEVICE *Device;\r | |
675 | EMMC_REQUEST *RwMultiBlkReq;\r | |
676 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
677 | EFI_TPL OldTpl;\r | |
678 | \r | |
679 | RwMultiBlkReq = NULL;\r | |
680 | \r | |
681 | Device = Partition->Device;\r | |
682 | PassThru = Device->Private->PassThru;\r | |
683 | \r | |
684 | RwMultiBlkReq = AllocateZeroPool (sizeof (EMMC_REQUEST));\r | |
685 | if (RwMultiBlkReq == NULL) {\r | |
686 | Status = EFI_OUT_OF_RESOURCES;\r | |
687 | goto Error;\r | |
688 | }\r | |
689 | \r | |
690 | RwMultiBlkReq->Signature = EMMC_REQUEST_SIGNATURE;\r | |
3b1d8241 | 691 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
692 | InsertTailList (&Partition->Queue, &RwMultiBlkReq->Link);\r |
693 | gBS->RestoreTPL (OldTpl);\r | |
694 | RwMultiBlkReq->Packet.SdMmcCmdBlk = &RwMultiBlkReq->SdMmcCmdBlk;\r | |
695 | RwMultiBlkReq->Packet.SdMmcStatusBlk = &RwMultiBlkReq->SdMmcStatusBlk;\r | |
696 | //\r | |
697 | // Calculate timeout value through the below formula.\r | |
698 | // Timeout = (transfer size) / (2MB/s).\r | |
699 | // Taking 2MB/s as divisor is because it's nearest to the eMMC lowest\r | |
700 | // transfer speed (2.4MB/s).\r | |
701 | // Refer to eMMC 5.0 spec section 6.9.1 for details.\r | |
702 | //\r | |
703 | RwMultiBlkReq->Packet.Timeout = (BufferSize / (2 * 1024 * 1024) + 1) * 1000 * 1000;\r | |
704 | \r | |
705 | if (IsRead) {\r | |
706 | RwMultiBlkReq->Packet.InDataBuffer = Buffer;\r | |
707 | RwMultiBlkReq->Packet.InTransferLength = (UINT32)BufferSize;\r | |
708 | \r | |
709 | RwMultiBlkReq->SdMmcCmdBlk.CommandIndex = EMMC_READ_MULTIPLE_BLOCK;\r | |
710 | RwMultiBlkReq->SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
711 | RwMultiBlkReq->SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
712 | } else {\r | |
713 | RwMultiBlkReq->Packet.OutDataBuffer = Buffer;\r | |
714 | RwMultiBlkReq->Packet.OutTransferLength = (UINT32)BufferSize;\r | |
715 | \r | |
716 | RwMultiBlkReq->SdMmcCmdBlk.CommandIndex = EMMC_WRITE_MULTIPLE_BLOCK;\r | |
717 | RwMultiBlkReq->SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;\r | |
718 | RwMultiBlkReq->SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
719 | }\r | |
720 | \r | |
721 | if (Partition->Device->SectorAddressing) {\r | |
722 | RwMultiBlkReq->SdMmcCmdBlk.CommandArgument = (UINT32)Lba;\r | |
723 | } else {\r | |
724 | RwMultiBlkReq->SdMmcCmdBlk.CommandArgument = (UINT32)MultU64x32 (Lba, Partition->BlockMedia.BlockSize);\r | |
725 | }\r | |
726 | \r | |
727 | RwMultiBlkReq->IsEnd = IsEnd;\r | |
728 | RwMultiBlkReq->Token = Token;\r | |
729 | \r | |
730 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
731 | Status = gBS->CreateEvent (\r | |
732 | EVT_NOTIFY_SIGNAL,\r | |
3b1d8241 | 733 | TPL_NOTIFY,\r |
48555339 FT |
734 | AsyncIoCallback,\r |
735 | RwMultiBlkReq,\r | |
736 | &RwMultiBlkReq->Event\r | |
737 | );\r | |
738 | if (EFI_ERROR (Status)) {\r | |
739 | goto Error;\r | |
740 | }\r | |
741 | } else {\r | |
742 | RwMultiBlkReq->Event = NULL;\r | |
743 | }\r | |
744 | \r | |
745 | Status = PassThru->PassThru (PassThru, Device->Slot, &RwMultiBlkReq->Packet, RwMultiBlkReq->Event);\r | |
746 | \r | |
747 | Error:\r | |
748 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
749 | //\r | |
750 | // For asynchronous operation, only free request and event in error case.\r | |
751 | // The request and event will be freed in asynchronous callback for success case.\r | |
752 | //\r | |
753 | if (EFI_ERROR (Status) && (RwMultiBlkReq != NULL)) {\r | |
3b1d8241 | 754 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
755 | RemoveEntryList (&RwMultiBlkReq->Link);\r |
756 | gBS->RestoreTPL (OldTpl);\r | |
757 | if (RwMultiBlkReq->Event != NULL) {\r | |
758 | gBS->CloseEvent (RwMultiBlkReq->Event);\r | |
759 | }\r | |
760 | FreePool (RwMultiBlkReq);\r | |
761 | }\r | |
762 | } else {\r | |
763 | //\r | |
764 | // For synchronous operation, free request whatever the execution result is.\r | |
765 | //\r | |
766 | if (RwMultiBlkReq != NULL) {\r | |
3b1d8241 | 767 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
768 | RemoveEntryList (&RwMultiBlkReq->Link);\r |
769 | gBS->RestoreTPL (OldTpl);\r | |
770 | FreePool (RwMultiBlkReq);\r | |
771 | }\r | |
772 | }\r | |
773 | \r | |
774 | return Status;\r | |
775 | }\r | |
776 | \r | |
777 | /**\r | |
778 | This function transfers data from/to EMMC device.\r | |
779 | \r | |
780 | @param[in] Partition A pointer to the EMMC_PARTITION instance.\r | |
781 | @param[in] MediaId The media ID that the read/write request is for.\r | |
782 | @param[in] Lba The starting logical block address to be read/written.\r | |
783 | The caller is responsible for reading/writing to only\r | |
784 | legitimate locations.\r | |
785 | @param[in, out] Buffer A pointer to the destination/source buffer for the data.\r | |
786 | @param[in] BufferSize Size of Buffer, must be a multiple of device block size.\r | |
787 | @param[in] IsRead Indicates it is a read or write operation.\r | |
788 | @param[in, out] Token A pointer to the token associated with the transaction.\r | |
789 | \r | |
790 | @retval EFI_SUCCESS The data was read/written correctly to the device.\r | |
791 | @retval EFI_WRITE_PROTECTED The device can not be read/written to.\r | |
792 | @retval EFI_DEVICE_ERROR The device reported an error while performing the read/write.\r | |
793 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
794 | @retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.\r | |
795 | @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.\r | |
796 | @retval EFI_INVALID_PARAMETER The read/write request contains LBAs that are not valid,\r | |
797 | or the buffer is not on proper alignment.\r | |
798 | \r | |
799 | **/\r | |
800 | EFI_STATUS\r | |
801 | EmmcReadWrite (\r | |
802 | IN EMMC_PARTITION *Partition,\r | |
803 | IN UINT32 MediaId,\r | |
804 | IN EFI_LBA Lba,\r | |
805 | IN OUT VOID *Buffer,\r | |
806 | IN UINTN BufferSize,\r | |
807 | IN BOOLEAN IsRead,\r | |
808 | IN OUT EFI_BLOCK_IO2_TOKEN *Token\r | |
809 | )\r | |
810 | {\r | |
811 | EFI_STATUS Status;\r | |
812 | EMMC_DEVICE *Device;\r | |
813 | EFI_BLOCK_IO_MEDIA *Media;\r | |
814 | UINTN BlockSize;\r | |
815 | UINTN BlockNum;\r | |
816 | UINTN IoAlign;\r | |
817 | UINT8 PartitionConfig;\r | |
818 | UINTN Remaining;\r | |
819 | UINT32 MaxBlock;\r | |
820 | BOOLEAN LastRw;\r | |
821 | \r | |
822 | Status = EFI_SUCCESS;\r | |
823 | Device = Partition->Device;\r | |
824 | Media = &Partition->BlockMedia;\r | |
825 | LastRw = FALSE;\r | |
826 | \r | |
827 | if (MediaId != Media->MediaId) {\r | |
828 | return EFI_MEDIA_CHANGED;\r | |
829 | }\r | |
830 | \r | |
831 | if (!IsRead && Media->ReadOnly) {\r | |
832 | return EFI_WRITE_PROTECTED;\r | |
833 | }\r | |
834 | \r | |
835 | //\r | |
836 | // Check parameters.\r | |
837 | //\r | |
838 | if (Buffer == NULL) {\r | |
839 | return EFI_INVALID_PARAMETER;\r | |
840 | }\r | |
841 | \r | |
842 | if (BufferSize == 0) {\r | |
843 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
844 | Token->TransactionStatus = EFI_SUCCESS;\r | |
845 | gBS->SignalEvent (Token->Event);\r | |
846 | }\r | |
847 | return EFI_SUCCESS;\r | |
848 | }\r | |
849 | \r | |
850 | BlockSize = Media->BlockSize;\r | |
851 | if ((BufferSize % BlockSize) != 0) {\r | |
852 | return EFI_BAD_BUFFER_SIZE;\r | |
853 | }\r | |
854 | \r | |
855 | BlockNum = BufferSize / BlockSize;\r | |
856 | if ((Lba + BlockNum - 1) > Media->LastBlock) {\r | |
857 | return EFI_INVALID_PARAMETER;\r | |
858 | }\r | |
859 | \r | |
860 | IoAlign = Media->IoAlign;\r | |
861 | if (IoAlign > 0 && (((UINTN) Buffer & (IoAlign - 1)) != 0)) {\r | |
862 | return EFI_INVALID_PARAMETER;\r | |
863 | }\r | |
864 | \r | |
865 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
866 | Token->TransactionStatus = EFI_SUCCESS;\r | |
867 | }\r | |
868 | //\r | |
869 | // Check if needs to switch partition access.\r | |
870 | //\r | |
871 | PartitionConfig = Device->ExtCsd.PartitionConfig;\r | |
872 | if ((PartitionConfig & 0x7) != Partition->PartitionType) {\r | |
873 | PartitionConfig &= (UINT8)~0x7;\r | |
874 | PartitionConfig |= Partition->PartitionType;\r | |
875 | Status = EmmcSetExtCsd (Partition, OFFSET_OF (EMMC_EXT_CSD, PartitionConfig), PartitionConfig, Token, FALSE);\r | |
876 | if (EFI_ERROR (Status)) {\r | |
877 | return Status;\r | |
878 | }\r | |
879 | Device->ExtCsd.PartitionConfig = PartitionConfig;\r | |
880 | }\r | |
881 | //\r | |
882 | // Start to execute data transfer. The max block number in single cmd is 65535 blocks.\r | |
883 | //\r | |
884 | Remaining = BlockNum;\r | |
885 | MaxBlock = 0xFFFF;\r | |
886 | \r | |
887 | while (Remaining > 0) {\r | |
888 | if (Remaining <= MaxBlock) {\r | |
889 | BlockNum = Remaining;\r | |
890 | LastRw = TRUE;\r | |
891 | } else {\r | |
892 | BlockNum = MaxBlock;\r | |
893 | }\r | |
894 | Status = EmmcSetBlkCount (Partition, (UINT16)BlockNum, Token, FALSE);\r | |
895 | if (EFI_ERROR (Status)) {\r | |
896 | return Status;\r | |
897 | }\r | |
898 | \r | |
899 | BufferSize = BlockNum * BlockSize;\r | |
900 | Status = EmmcRwMultiBlocks (Partition, Lba, Buffer, BufferSize, IsRead, Token, LastRw);\r | |
901 | if (EFI_ERROR (Status)) {\r | |
902 | return Status;\r | |
903 | }\r | |
072b2327 | 904 | DEBUG ((EFI_D_INFO, "Emmc%a(): Part %d Lba 0x%x BlkNo 0x%x Event %p with %r\n", IsRead ? "Read " : "Write", Partition->PartitionType, Lba, BlockNum, (Token != NULL) ? Token->Event : NULL, Status));\r |
48555339 FT |
905 | \r |
906 | Lba += BlockNum;\r | |
907 | Buffer = (UINT8*)Buffer + BufferSize;\r | |
908 | Remaining -= BlockNum;\r | |
909 | }\r | |
910 | \r | |
911 | return Status;\r | |
912 | }\r | |
913 | \r | |
914 | /**\r | |
915 | Reset the Block Device.\r | |
916 | \r | |
917 | @param This Indicates a pointer to the calling context.\r | |
918 | @param ExtendedVerification Driver may perform diagnostics on reset.\r | |
919 | \r | |
920 | @retval EFI_SUCCESS The device was reset.\r | |
921 | @retval EFI_DEVICE_ERROR The device is not functioning properly and could\r | |
922 | not be reset.\r | |
923 | \r | |
924 | **/\r | |
925 | EFI_STATUS\r | |
926 | EFIAPI\r | |
927 | EmmcReset (\r | |
928 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
929 | IN BOOLEAN ExtendedVerification\r | |
930 | )\r | |
931 | {\r | |
932 | EFI_STATUS Status;\r | |
933 | EMMC_PARTITION *Partition;\r | |
934 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
935 | \r | |
936 | Partition = EMMC_PARTITION_DATA_FROM_BLKIO (This);\r | |
937 | \r | |
938 | PassThru = Partition->Device->Private->PassThru;\r | |
939 | Status = PassThru->ResetDevice (PassThru, Partition->Device->Slot);\r | |
940 | if (EFI_ERROR (Status)) {\r | |
941 | Status = EFI_DEVICE_ERROR;\r | |
942 | }\r | |
943 | \r | |
944 | return Status;\r | |
945 | }\r | |
946 | \r | |
947 | /**\r | |
948 | Read BufferSize bytes from Lba into Buffer.\r | |
949 | \r | |
950 | @param This Indicates a pointer to the calling context.\r | |
951 | @param MediaId Id of the media, changes every time the media is replaced.\r | |
952 | @param Lba The starting Logical Block Address to read from\r | |
953 | @param BufferSize Size of Buffer, must be a multiple of device block size.\r | |
954 | @param Buffer A pointer to the destination buffer for the data. The caller is\r | |
955 | responsible for either having implicit or explicit ownership of the buffer.\r | |
956 | \r | |
957 | @retval EFI_SUCCESS The data was read correctly from the device.\r | |
958 | @retval EFI_DEVICE_ERROR The device reported an error while performing the read.\r | |
959 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
960 | @retval EFI_MEDIA_CHANGED The MediaId does not matched the current device.\r | |
961 | @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.\r | |
962 | @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,\r | |
963 | or the buffer is not on proper alignment.\r | |
964 | \r | |
965 | **/\r | |
966 | EFI_STATUS\r | |
967 | EFIAPI\r | |
968 | EmmcReadBlocks (\r | |
969 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
970 | IN UINT32 MediaId,\r | |
971 | IN EFI_LBA Lba,\r | |
972 | IN UINTN BufferSize,\r | |
973 | OUT VOID *Buffer\r | |
974 | )\r | |
975 | {\r | |
976 | EFI_STATUS Status;\r | |
977 | EMMC_PARTITION *Partition;\r | |
978 | \r | |
979 | Partition = EMMC_PARTITION_DATA_FROM_BLKIO (This);\r | |
980 | \r | |
981 | Status = EmmcReadWrite (Partition, MediaId, Lba, Buffer, BufferSize, TRUE, NULL);\r | |
982 | return Status;\r | |
983 | }\r | |
984 | \r | |
985 | /**\r | |
986 | Write BufferSize bytes from Lba into Buffer.\r | |
987 | \r | |
988 | @param This Indicates a pointer to the calling context.\r | |
989 | @param MediaId The media ID that the write request is for.\r | |
990 | @param Lba The starting logical block address to be written. The caller is\r | |
991 | responsible for writing to only legitimate locations.\r | |
992 | @param BufferSize Size of Buffer, must be a multiple of device block size.\r | |
993 | @param Buffer A pointer to the source buffer for the data.\r | |
994 | \r | |
995 | @retval EFI_SUCCESS The data was written correctly to the device.\r | |
996 | @retval EFI_WRITE_PROTECTED The device can not be written to.\r | |
997 | @retval EFI_DEVICE_ERROR The device reported an error while performing the write.\r | |
998 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
999 | @retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.\r | |
1000 | @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.\r | |
1001 | @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,\r | |
1002 | or the buffer is not on proper alignment.\r | |
1003 | \r | |
1004 | **/\r | |
1005 | EFI_STATUS\r | |
1006 | EFIAPI\r | |
1007 | EmmcWriteBlocks (\r | |
1008 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
1009 | IN UINT32 MediaId,\r | |
1010 | IN EFI_LBA Lba,\r | |
1011 | IN UINTN BufferSize,\r | |
1012 | IN VOID *Buffer\r | |
1013 | )\r | |
1014 | {\r | |
1015 | EFI_STATUS Status;\r | |
1016 | EMMC_PARTITION *Partition;\r | |
1017 | \r | |
1018 | Partition = EMMC_PARTITION_DATA_FROM_BLKIO (This);\r | |
1019 | \r | |
1020 | Status = EmmcReadWrite (Partition, MediaId, Lba, Buffer, BufferSize, FALSE, NULL);\r | |
1021 | return Status;\r | |
1022 | }\r | |
1023 | \r | |
1024 | /**\r | |
1025 | Flush the Block Device.\r | |
1026 | \r | |
1027 | @param This Indicates a pointer to the calling context.\r | |
1028 | \r | |
1029 | @retval EFI_SUCCESS All outstanding data was written to the device\r | |
1030 | @retval EFI_DEVICE_ERROR The device reported an error while writing back the data\r | |
1031 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
1032 | \r | |
1033 | **/\r | |
1034 | EFI_STATUS\r | |
1035 | EFIAPI\r | |
1036 | EmmcFlushBlocks (\r | |
1037 | IN EFI_BLOCK_IO_PROTOCOL *This\r | |
1038 | )\r | |
1039 | {\r | |
1040 | //\r | |
1041 | // return directly\r | |
1042 | //\r | |
1043 | return EFI_SUCCESS;\r | |
1044 | }\r | |
1045 | \r | |
1046 | /**\r | |
1047 | Reset the Block Device.\r | |
1048 | \r | |
1049 | @param[in] This Indicates a pointer to the calling context.\r | |
1050 | @param[in] ExtendedVerification Driver may perform diagnostics on reset.\r | |
1051 | \r | |
1052 | @retval EFI_SUCCESS The device was reset.\r | |
1053 | @retval EFI_DEVICE_ERROR The device is not functioning properly and could\r | |
1054 | not be reset.\r | |
1055 | \r | |
1056 | **/\r | |
1057 | EFI_STATUS\r | |
1058 | EFIAPI\r | |
1059 | EmmcResetEx (\r | |
1060 | IN EFI_BLOCK_IO2_PROTOCOL *This,\r | |
1061 | IN BOOLEAN ExtendedVerification\r | |
1062 | )\r | |
1063 | {\r | |
1064 | EMMC_PARTITION *Partition;\r | |
1065 | LIST_ENTRY *Link;\r | |
1066 | LIST_ENTRY *NextLink;\r | |
1067 | EMMC_REQUEST *Request;\r | |
1068 | EFI_TPL OldTpl;\r | |
1069 | \r | |
1070 | Partition = EMMC_PARTITION_DATA_FROM_BLKIO2 (This);\r | |
1071 | \r | |
3b1d8241 | 1072 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
48555339 FT |
1073 | for (Link = GetFirstNode (&Partition->Queue);\r |
1074 | !IsNull (&Partition->Queue, Link);\r | |
1075 | Link = NextLink) {\r | |
1076 | NextLink = GetNextNode (&Partition->Queue, Link);\r | |
1077 | RemoveEntryList (Link);\r | |
1078 | \r | |
1079 | Request = EMMC_REQUEST_FROM_LINK (Link);\r | |
1080 | \r | |
1081 | gBS->CloseEvent (Request->Event);\r | |
1082 | Request->Token->TransactionStatus = EFI_ABORTED;\r | |
1083 | \r | |
1084 | if (Request->IsEnd) {\r | |
1085 | gBS->SignalEvent (Request->Token->Event);\r | |
1086 | }\r | |
1087 | \r | |
1088 | FreePool (Request);\r | |
1089 | }\r | |
1090 | gBS->RestoreTPL (OldTpl);\r | |
1091 | \r | |
1092 | return EFI_SUCCESS;\r | |
1093 | }\r | |
1094 | \r | |
1095 | /**\r | |
1096 | Read BufferSize bytes from Lba into Buffer.\r | |
1097 | \r | |
1098 | @param[in] This Indicates a pointer to the calling context.\r | |
1099 | @param[in] MediaId Id of the media, changes every time the media is replaced.\r | |
1100 | @param[in] Lba The starting Logical Block Address to read from.\r | |
1101 | @param[in, out] Token A pointer to the token associated with the transaction.\r | |
1102 | @param[in] BufferSize Size of Buffer, must be a multiple of device block size.\r | |
1103 | @param[out] Buffer A pointer to the destination buffer for the data. The caller is\r | |
1104 | responsible for either having implicit or explicit ownership of the buffer.\r | |
1105 | \r | |
1106 | @retval EFI_SUCCESS The read request was queued if Event is not NULL.\r | |
1107 | The data was read correctly from the device if\r | |
1108 | the Event is NULL.\r | |
1109 | @retval EFI_DEVICE_ERROR The device reported an error while performing\r | |
1110 | the read.\r | |
1111 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
1112 | @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r | |
1113 | @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the\r | |
1114 | intrinsic block size of the device.\r | |
1115 | @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,\r | |
1116 | or the buffer is not on proper alignment.\r | |
1117 | @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack\r | |
1118 | of resources.\r | |
1119 | \r | |
1120 | **/\r | |
1121 | EFI_STATUS\r | |
1122 | EFIAPI\r | |
1123 | EmmcReadBlocksEx (\r | |
1124 | IN EFI_BLOCK_IO2_PROTOCOL *This,\r | |
1125 | IN UINT32 MediaId,\r | |
1126 | IN EFI_LBA Lba,\r | |
1127 | IN OUT EFI_BLOCK_IO2_TOKEN *Token,\r | |
1128 | IN UINTN BufferSize,\r | |
1129 | OUT VOID *Buffer\r | |
1130 | )\r | |
1131 | {\r | |
1132 | EFI_STATUS Status;\r | |
1133 | EMMC_PARTITION *Partition;\r | |
1134 | \r | |
1135 | Partition = EMMC_PARTITION_DATA_FROM_BLKIO2 (This);\r | |
1136 | \r | |
1137 | Status = EmmcReadWrite (Partition, MediaId, Lba, Buffer, BufferSize, TRUE, Token);\r | |
1138 | return Status;\r | |
1139 | }\r | |
1140 | \r | |
1141 | /**\r | |
1142 | Write BufferSize bytes from Lba into Buffer.\r | |
1143 | \r | |
1144 | @param[in] This Indicates a pointer to the calling context.\r | |
1145 | @param[in] MediaId The media ID that the write request is for.\r | |
1146 | @param[in] Lba The starting logical block address to be written. The\r | |
1147 | caller is responsible for writing to only legitimate\r | |
1148 | locations.\r | |
1149 | @param[in, out] Token A pointer to the token associated with the transaction.\r | |
1150 | @param[in] BufferSize Size of Buffer, must be a multiple of device block size.\r | |
1151 | @param[in] Buffer A pointer to the source buffer for the data.\r | |
1152 | \r | |
1153 | @retval EFI_SUCCESS The data was written correctly to the device.\r | |
1154 | @retval EFI_WRITE_PROTECTED The device can not be written to.\r | |
1155 | @retval EFI_DEVICE_ERROR The device reported an error while performing the write.\r | |
1156 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
1157 | @retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.\r | |
1158 | @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.\r | |
1159 | @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,\r | |
1160 | or the buffer is not on proper alignment.\r | |
1161 | \r | |
1162 | **/\r | |
1163 | EFI_STATUS\r | |
1164 | EFIAPI\r | |
1165 | EmmcWriteBlocksEx (\r | |
1166 | IN EFI_BLOCK_IO2_PROTOCOL *This,\r | |
1167 | IN UINT32 MediaId,\r | |
1168 | IN EFI_LBA Lba,\r | |
1169 | IN OUT EFI_BLOCK_IO2_TOKEN *Token,\r | |
1170 | IN UINTN BufferSize,\r | |
1171 | IN VOID *Buffer\r | |
1172 | )\r | |
1173 | {\r | |
1174 | EFI_STATUS Status;\r | |
1175 | EMMC_PARTITION *Partition;\r | |
1176 | \r | |
1177 | Partition = EMMC_PARTITION_DATA_FROM_BLKIO2 (This);\r | |
1178 | \r | |
1179 | Status = EmmcReadWrite (Partition, MediaId, Lba, Buffer, BufferSize, FALSE, Token);\r | |
1180 | return Status;\r | |
1181 | }\r | |
1182 | \r | |
1183 | /**\r | |
1184 | Flush the Block Device.\r | |
1185 | \r | |
1186 | @param[in] This Indicates a pointer to the calling context.\r | |
1187 | @param[in, out] Token A pointer to the token associated with the transaction.\r | |
1188 | \r | |
1189 | @retval EFI_SUCCESS All outstanding data was written to the device\r | |
1190 | @retval EFI_DEVICE_ERROR The device reported an error while writing back the data\r | |
1191 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
1192 | \r | |
1193 | **/\r | |
1194 | EFI_STATUS\r | |
1195 | EFIAPI\r | |
1196 | EmmcFlushBlocksEx (\r | |
1197 | IN EFI_BLOCK_IO2_PROTOCOL *This,\r | |
1198 | IN OUT EFI_BLOCK_IO2_TOKEN *Token\r | |
1199 | )\r | |
1200 | {\r | |
1201 | //\r | |
1202 | // Signal event and return directly.\r | |
1203 | //\r | |
1204 | if (Token != NULL && Token->Event != NULL) {\r | |
1205 | Token->TransactionStatus = EFI_SUCCESS;\r | |
1206 | gBS->SignalEvent (Token->Event);\r | |
1207 | }\r | |
1208 | \r | |
1209 | return EFI_SUCCESS;\r | |
1210 | }\r | |
1211 | \r | |
1212 | /**\r | |
1213 | Send a security protocol command to a device that receives data and/or the result\r | |
1214 | of one or more commands sent by SendData.\r | |
1215 | \r | |
1216 | The ReceiveData function sends a security protocol command to the given MediaId.\r | |
1217 | The security protocol command sent is defined by SecurityProtocolId and contains\r | |
1218 | the security protocol specific data SecurityProtocolSpecificData. The function\r | |
1219 | returns the data from the security protocol command in PayloadBuffer.\r | |
1220 | \r | |
1221 | For devices supporting the SCSI command set, the security protocol command is sent\r | |
1222 | using the SECURITY PROTOCOL IN command defined in SPC-4.\r | |
1223 | \r | |
1224 | For devices supporting the ATA command set, the security protocol command is sent\r | |
1225 | using one of the TRUSTED RECEIVE commands defined in ATA8-ACS if PayloadBufferSize\r | |
1226 | is non-zero.\r | |
1227 | \r | |
1228 | If the PayloadBufferSize is zero, the security protocol command is sent using the\r | |
1229 | Trusted Non-Data command defined in ATA8-ACS.\r | |
1230 | \r | |
1231 | If PayloadBufferSize is too small to store the available data from the security\r | |
1232 | protocol command, the function shall copy PayloadBufferSize bytes into the\r | |
1233 | PayloadBuffer and return EFI_WARN_BUFFER_TOO_SMALL.\r | |
1234 | \r | |
1235 | If PayloadBuffer or PayloadTransferSize is NULL and PayloadBufferSize is non-zero,\r | |
1236 | the function shall return EFI_INVALID_PARAMETER.\r | |
1237 | \r | |
1238 | If the given MediaId does not support security protocol commands, the function shall\r | |
1239 | return EFI_UNSUPPORTED. If there is no media in the device, the function returns\r | |
1240 | EFI_NO_MEDIA. If the MediaId is not the ID for the current media in the device,\r | |
1241 | the function returns EFI_MEDIA_CHANGED.\r | |
1242 | \r | |
1243 | If the security protocol fails to complete within the Timeout period, the function\r | |
1244 | shall return EFI_TIMEOUT.\r | |
1245 | \r | |
1246 | If the security protocol command completes without an error, the function shall\r | |
1247 | return EFI_SUCCESS. If the security protocol command completes with an error, the\r | |
1248 | function shall return EFI_DEVICE_ERROR.\r | |
1249 | \r | |
1250 | @param[in] This Indicates a pointer to the calling context.\r | |
1251 | @param[in] MediaId ID of the medium to receive data from.\r | |
1252 | @param[in] Timeout The timeout, in 100ns units, to use for the execution\r | |
1253 | of the security protocol command. A Timeout value of 0\r | |
1254 | means that this function will wait indefinitely for the\r | |
1255 | security protocol command to execute. If Timeout is greater\r | |
1256 | than zero, then this function will return EFI_TIMEOUT\r | |
1257 | if the time required to execute the receive data command\r | |
1258 | is greater than Timeout.\r | |
1259 | @param[in] SecurityProtocolId The value of the "Security Protocol" parameter of\r | |
1260 | the security protocol command to be sent.\r | |
1261 | @param[in] SecurityProtocolSpecificData The value of the "Security Protocol Specific" parameter\r | |
1262 | of the security protocol command to be sent.\r | |
1263 | @param[in] PayloadBufferSize Size in bytes of the payload data buffer.\r | |
1264 | @param[out] PayloadBuffer A pointer to a destination buffer to store the security\r | |
1265 | protocol command specific payload data for the security\r | |
1266 | protocol command. The caller is responsible for having\r | |
1267 | either implicit or explicit ownership of the buffer.\r | |
1268 | @param[out] PayloadTransferSize A pointer to a buffer to store the size in bytes of the\r | |
1269 | data written to the payload data buffer.\r | |
1270 | @param[in] IsRead Indicates it is a read or write operation.\r | |
1271 | \r | |
1272 | @retval EFI_SUCCESS The security protocol command completed successfully.\r | |
1273 | @retval EFI_WARN_BUFFER_TOO_SMALL The PayloadBufferSize was too small to store the available\r | |
1274 | data from the device. The PayloadBuffer contains the truncated data.\r | |
1275 | @retval EFI_UNSUPPORTED The given MediaId does not support security protocol commands.\r | |
1276 | @retval EFI_DEVICE_ERROR The security protocol command completed with an error.\r | |
1277 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
1278 | @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r | |
1279 | @retval EFI_INVALID_PARAMETER The PayloadBuffer or PayloadTransferSize is NULL and\r | |
1280 | PayloadBufferSize is non-zero.\r | |
1281 | @retval EFI_TIMEOUT A timeout occurred while waiting for the security\r | |
1282 | protocol command to execute.\r | |
1283 | \r | |
1284 | **/\r | |
1285 | EFI_STATUS\r | |
1286 | EFIAPI\r | |
1287 | EmmcSecurityProtocolInOut (\r | |
1288 | IN EFI_STORAGE_SECURITY_COMMAND_PROTOCOL *This,\r | |
1289 | IN UINT32 MediaId,\r | |
1290 | IN UINT64 Timeout,\r | |
1291 | IN UINT8 SecurityProtocolId,\r | |
1292 | IN UINT16 SecurityProtocolSpecificData,\r | |
1293 | IN UINTN PayloadBufferSize,\r | |
1294 | OUT VOID *PayloadBuffer,\r | |
1295 | OUT UINTN *PayloadTransferSize,\r | |
1296 | IN BOOLEAN IsRead\r | |
1297 | )\r | |
1298 | {\r | |
1299 | EFI_STATUS Status;\r | |
1300 | EMMC_PARTITION *Partition;\r | |
1301 | EMMC_DEVICE *Device;\r | |
1302 | EFI_BLOCK_IO_MEDIA *Media;\r | |
1303 | UINTN BlockSize;\r | |
1304 | UINTN BlockNum;\r | |
1305 | UINTN IoAlign;\r | |
1306 | UINTN Remaining;\r | |
1307 | UINT32 MaxBlock;\r | |
1308 | UINT8 PartitionConfig;\r | |
1309 | \r | |
1310 | Status = EFI_SUCCESS;\r | |
1311 | Partition = EMMC_PARTITION_DATA_FROM_SSP (This);\r | |
1312 | Device = Partition->Device;\r | |
1313 | Media = &Partition->BlockMedia;\r | |
1314 | \r | |
1315 | if (PayloadTransferSize != NULL) {\r | |
1316 | *PayloadTransferSize = 0;\r | |
1317 | }\r | |
1318 | \r | |
1319 | if ((PayloadBuffer == NULL) && (PayloadBufferSize != 0)) {\r | |
1320 | return EFI_INVALID_PARAMETER;\r | |
1321 | }\r | |
1322 | \r | |
1323 | if (MediaId != Media->MediaId) {\r | |
1324 | return EFI_MEDIA_CHANGED;\r | |
1325 | }\r | |
1326 | \r | |
1327 | if (PayloadBufferSize == 0) {\r | |
1328 | return EFI_SUCCESS;\r | |
1329 | }\r | |
1330 | \r | |
1331 | BlockSize = Media->BlockSize;\r | |
1332 | if ((PayloadBufferSize % BlockSize) != 0) {\r | |
1333 | return EFI_BAD_BUFFER_SIZE;\r | |
1334 | }\r | |
1335 | \r | |
1336 | BlockNum = PayloadBufferSize / BlockSize;\r | |
1337 | \r | |
1338 | IoAlign = Media->IoAlign;\r | |
1339 | if (IoAlign > 0 && (((UINTN) PayloadBuffer & (IoAlign - 1)) != 0)) {\r | |
1340 | return EFI_INVALID_PARAMETER;\r | |
1341 | }\r | |
1342 | \r | |
1343 | //\r | |
1344 | // Security protocol interface is synchronous transfer.\r | |
1345 | // Waiting for async I/O list to be empty before any operation.\r | |
1346 | //\r | |
1347 | while (!IsListEmpty (&Partition->Queue));\r | |
1348 | \r | |
1349 | //\r | |
1350 | // Check if needs to switch partition access.\r | |
1351 | //\r | |
1352 | PartitionConfig = Device->ExtCsd.PartitionConfig;\r | |
1353 | if ((PartitionConfig & 0x7) != Partition->PartitionType) {\r | |
1354 | PartitionConfig &= (UINT8)~0x7;\r | |
1355 | PartitionConfig |= Partition->PartitionType;\r | |
1356 | Status = EmmcSetExtCsd (Partition, OFFSET_OF (EMMC_EXT_CSD, PartitionConfig), PartitionConfig, NULL, FALSE);\r | |
1357 | if (EFI_ERROR (Status)) {\r | |
1358 | return Status;\r | |
1359 | }\r | |
1360 | Device->ExtCsd.PartitionConfig = PartitionConfig;\r | |
1361 | }\r | |
1362 | //\r | |
1363 | // Start to execute data transfer. The max block number in single cmd is 65535 blocks.\r | |
1364 | //\r | |
1365 | Remaining = BlockNum;\r | |
1366 | MaxBlock = 0xFFFF;\r | |
1367 | \r | |
1368 | while (Remaining > 0) {\r | |
1369 | if (Remaining <= MaxBlock) {\r | |
1370 | BlockNum = Remaining;\r | |
1371 | } else {\r | |
1372 | BlockNum = MaxBlock;\r | |
1373 | }\r | |
1374 | \r | |
1375 | Status = EmmcSetBlkCount (Partition, (UINT16)BlockNum, NULL, FALSE);\r | |
1376 | if (EFI_ERROR (Status)) {\r | |
1377 | return Status;\r | |
1378 | }\r | |
1379 | \r | |
1380 | PayloadBufferSize = BlockNum * BlockSize;\r | |
1381 | Status = EmmcProtocolInOut (Partition, SecurityProtocolId, SecurityProtocolSpecificData, PayloadBufferSize, PayloadBuffer, IsRead, Timeout, NULL, FALSE);\r | |
1382 | if (EFI_ERROR (Status)) {\r | |
1383 | return Status;\r | |
1384 | }\r | |
1385 | \r | |
1386 | PayloadBuffer = (UINT8*)PayloadBuffer + PayloadBufferSize;\r | |
1387 | Remaining -= BlockNum;\r | |
1388 | if (PayloadTransferSize != NULL) {\r | |
1389 | *PayloadTransferSize += PayloadBufferSize;\r | |
1390 | }\r | |
1391 | }\r | |
1392 | \r | |
1393 | return Status;\r | |
1394 | }\r | |
1395 | \r | |
1396 | /**\r | |
1397 | Send a security protocol command to a device that receives data and/or the result\r | |
1398 | of one or more commands sent by SendData.\r | |
1399 | \r | |
1400 | The ReceiveData function sends a security protocol command to the given MediaId.\r | |
1401 | The security protocol command sent is defined by SecurityProtocolId and contains\r | |
1402 | the security protocol specific data SecurityProtocolSpecificData. The function\r | |
1403 | returns the data from the security protocol command in PayloadBuffer.\r | |
1404 | \r | |
1405 | For devices supporting the SCSI command set, the security protocol command is sent\r | |
1406 | using the SECURITY PROTOCOL IN command defined in SPC-4.\r | |
1407 | \r | |
1408 | For devices supporting the ATA command set, the security protocol command is sent\r | |
1409 | using one of the TRUSTED RECEIVE commands defined in ATA8-ACS if PayloadBufferSize\r | |
1410 | is non-zero.\r | |
1411 | \r | |
1412 | If the PayloadBufferSize is zero, the security protocol command is sent using the\r | |
1413 | Trusted Non-Data command defined in ATA8-ACS.\r | |
1414 | \r | |
1415 | If PayloadBufferSize is too small to store the available data from the security\r | |
1416 | protocol command, the function shall copy PayloadBufferSize bytes into the\r | |
1417 | PayloadBuffer and return EFI_WARN_BUFFER_TOO_SMALL.\r | |
1418 | \r | |
1419 | If PayloadBuffer or PayloadTransferSize is NULL and PayloadBufferSize is non-zero,\r | |
1420 | the function shall return EFI_INVALID_PARAMETER.\r | |
1421 | \r | |
1422 | If the given MediaId does not support security protocol commands, the function shall\r | |
1423 | return EFI_UNSUPPORTED. If there is no media in the device, the function returns\r | |
1424 | EFI_NO_MEDIA. If the MediaId is not the ID for the current media in the device,\r | |
1425 | the function returns EFI_MEDIA_CHANGED.\r | |
1426 | \r | |
1427 | If the security protocol fails to complete within the Timeout period, the function\r | |
1428 | shall return EFI_TIMEOUT.\r | |
1429 | \r | |
1430 | If the security protocol command completes without an error, the function shall\r | |
1431 | return EFI_SUCCESS. If the security protocol command completes with an error, the\r | |
1432 | function shall return EFI_DEVICE_ERROR.\r | |
1433 | \r | |
1434 | @param This Indicates a pointer to the calling context.\r | |
1435 | @param MediaId ID of the medium to receive data from.\r | |
1436 | @param Timeout The timeout, in 100ns units, to use for the execution\r | |
1437 | of the security protocol command. A Timeout value of 0\r | |
1438 | means that this function will wait indefinitely for the\r | |
1439 | security protocol command to execute. If Timeout is greater\r | |
1440 | than zero, then this function will return EFI_TIMEOUT\r | |
1441 | if the time required to execute the receive data command\r | |
1442 | is greater than Timeout.\r | |
1443 | @param SecurityProtocolId The value of the "Security Protocol" parameter of\r | |
1444 | the security protocol command to be sent.\r | |
1445 | @param SecurityProtocolSpecificData The value of the "Security Protocol Specific" parameter\r | |
1446 | of the security protocol command to be sent.\r | |
1447 | @param PayloadBufferSize Size in bytes of the payload data buffer.\r | |
1448 | @param PayloadBuffer A pointer to a destination buffer to store the security\r | |
1449 | protocol command specific payload data for the security\r | |
1450 | protocol command. The caller is responsible for having\r | |
1451 | either implicit or explicit ownership of the buffer.\r | |
1452 | @param PayloadTransferSize A pointer to a buffer to store the size in bytes of the\r | |
1453 | data written to the payload data buffer.\r | |
1454 | \r | |
1455 | @retval EFI_SUCCESS The security protocol command completed successfully.\r | |
1456 | @retval EFI_WARN_BUFFER_TOO_SMALL The PayloadBufferSize was too small to store the available\r | |
1457 | data from the device. The PayloadBuffer contains the truncated data.\r | |
1458 | @retval EFI_UNSUPPORTED The given MediaId does not support security protocol commands.\r | |
1459 | @retval EFI_DEVICE_ERROR The security protocol command completed with an error.\r | |
1460 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
1461 | @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r | |
1462 | @retval EFI_INVALID_PARAMETER The PayloadBuffer or PayloadTransferSize is NULL and\r | |
1463 | PayloadBufferSize is non-zero.\r | |
1464 | @retval EFI_TIMEOUT A timeout occurred while waiting for the security\r | |
1465 | protocol command to execute.\r | |
1466 | \r | |
1467 | **/\r | |
1468 | EFI_STATUS\r | |
1469 | EFIAPI\r | |
1470 | EmmcSecurityProtocolIn (\r | |
1471 | IN EFI_STORAGE_SECURITY_COMMAND_PROTOCOL *This,\r | |
1472 | IN UINT32 MediaId,\r | |
1473 | IN UINT64 Timeout,\r | |
1474 | IN UINT8 SecurityProtocolId,\r | |
1475 | IN UINT16 SecurityProtocolSpecificData,\r | |
1476 | IN UINTN PayloadBufferSize,\r | |
1477 | OUT VOID *PayloadBuffer,\r | |
1478 | OUT UINTN *PayloadTransferSize\r | |
1479 | )\r | |
1480 | {\r | |
1481 | EFI_STATUS Status;\r | |
1482 | \r | |
1483 | if ((PayloadTransferSize == NULL) && PayloadBufferSize != 0) {\r | |
1484 | return EFI_INVALID_PARAMETER;\r | |
1485 | }\r | |
1486 | \r | |
1487 | Status = EmmcSecurityProtocolInOut (\r | |
1488 | This,\r | |
1489 | MediaId,\r | |
1490 | Timeout,\r | |
1491 | SecurityProtocolId,\r | |
1492 | SecurityProtocolSpecificData,\r | |
1493 | PayloadBufferSize,\r | |
1494 | PayloadBuffer,\r | |
1495 | PayloadTransferSize,\r | |
1496 | TRUE\r | |
1497 | );\r | |
1498 | \r | |
1499 | return Status;\r | |
1500 | }\r | |
1501 | \r | |
1502 | /**\r | |
1503 | Send a security protocol command to a device.\r | |
1504 | \r | |
1505 | The SendData function sends a security protocol command containing the payload\r | |
1506 | PayloadBuffer to the given MediaId. The security protocol command sent is\r | |
1507 | defined by SecurityProtocolId and contains the security protocol specific data\r | |
1508 | SecurityProtocolSpecificData. If the underlying protocol command requires a\r | |
1509 | specific padding for the command payload, the SendData function shall add padding\r | |
1510 | bytes to the command payload to satisfy the padding requirements.\r | |
1511 | \r | |
1512 | For devices supporting the SCSI command set, the security protocol command is sent\r | |
1513 | using the SECURITY PROTOCOL OUT command defined in SPC-4.\r | |
1514 | \r | |
1515 | For devices supporting the ATA command set, the security protocol command is sent\r | |
1516 | using one of the TRUSTED SEND commands defined in ATA8-ACS if PayloadBufferSize\r | |
1517 | is non-zero. If the PayloadBufferSize is zero, the security protocol command is\r | |
1518 | sent using the Trusted Non-Data command defined in ATA8-ACS.\r | |
1519 | \r | |
1520 | If PayloadBuffer is NULL and PayloadBufferSize is non-zero, the function shall\r | |
1521 | return EFI_INVALID_PARAMETER.\r | |
1522 | \r | |
1523 | If the given MediaId does not support security protocol commands, the function\r | |
1524 | shall return EFI_UNSUPPORTED. If there is no media in the device, the function\r | |
1525 | returns EFI_NO_MEDIA. If the MediaId is not the ID for the current media in the\r | |
1526 | device, the function returns EFI_MEDIA_CHANGED.\r | |
1527 | \r | |
1528 | If the security protocol fails to complete within the Timeout period, the function\r | |
1529 | shall return EFI_TIMEOUT.\r | |
1530 | \r | |
1531 | If the security protocol command completes without an error, the function shall return\r | |
1532 | EFI_SUCCESS. If the security protocol command completes with an error, the function\r | |
1533 | shall return EFI_DEVICE_ERROR.\r | |
1534 | \r | |
1535 | @param This Indicates a pointer to the calling context.\r | |
1536 | @param MediaId ID of the medium to receive data from.\r | |
1537 | @param Timeout The timeout, in 100ns units, to use for the execution\r | |
1538 | of the security protocol command. A Timeout value of 0\r | |
1539 | means that this function will wait indefinitely for the\r | |
1540 | security protocol command to execute. If Timeout is greater\r | |
1541 | than zero, then this function will return EFI_TIMEOUT\r | |
1542 | if the time required to execute the receive data command\r | |
1543 | is greater than Timeout.\r | |
1544 | @param SecurityProtocolId The value of the "Security Protocol" parameter of\r | |
1545 | the security protocol command to be sent.\r | |
1546 | @param SecurityProtocolSpecificData The value of the "Security Protocol Specific" parameter\r | |
1547 | of the security protocol command to be sent.\r | |
1548 | @param PayloadBufferSize Size in bytes of the payload data buffer.\r | |
1549 | @param PayloadBuffer A pointer to a destination buffer to store the security\r | |
1550 | protocol command specific payload data for the security\r | |
1551 | protocol command.\r | |
1552 | \r | |
1553 | @retval EFI_SUCCESS The security protocol command completed successfully.\r | |
1554 | @retval EFI_UNSUPPORTED The given MediaId does not support security protocol commands.\r | |
1555 | @retval EFI_DEVICE_ERROR The security protocol command completed with an error.\r | |
1556 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
1557 | @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r | |
1558 | @retval EFI_INVALID_PARAMETER The PayloadBuffer is NULL and PayloadBufferSize is non-zero.\r | |
1559 | @retval EFI_TIMEOUT A timeout occurred while waiting for the security\r | |
1560 | protocol command to execute.\r | |
1561 | \r | |
1562 | **/\r | |
1563 | EFI_STATUS\r | |
1564 | EFIAPI\r | |
1565 | EmmcSecurityProtocolOut (\r | |
1566 | IN EFI_STORAGE_SECURITY_COMMAND_PROTOCOL *This,\r | |
1567 | IN UINT32 MediaId,\r | |
1568 | IN UINT64 Timeout,\r | |
1569 | IN UINT8 SecurityProtocolId,\r | |
1570 | IN UINT16 SecurityProtocolSpecificData,\r | |
1571 | IN UINTN PayloadBufferSize,\r | |
1572 | IN VOID *PayloadBuffer\r | |
1573 | )\r | |
1574 | {\r | |
1575 | EFI_STATUS Status;\r | |
1576 | \r | |
1577 | Status = EmmcSecurityProtocolInOut (\r | |
1578 | This,\r | |
1579 | MediaId,\r | |
1580 | Timeout,\r | |
1581 | SecurityProtocolId,\r | |
1582 | SecurityProtocolSpecificData,\r | |
1583 | PayloadBufferSize,\r | |
1584 | PayloadBuffer,\r | |
1585 | NULL,\r | |
1586 | FALSE\r | |
1587 | );\r | |
1588 | \r | |
1589 | return Status;\r | |
1590 | }\r | |
1591 | \r | |
275d5136 FT |
1592 | /**\r |
1593 | Set the erase start address through sync or async I/O request.\r | |
1594 | \r | |
1595 | @param[in] Partition A pointer to the EMMC_PARTITION instance.\r | |
1596 | @param[in] StartLba The starting logical block address to be erased.\r | |
1597 | @param[in] Token A pointer to the token associated with the transaction.\r | |
1598 | @param[in] IsEnd A boolean to show whether it's the last cmd in a series of cmds.\r | |
1599 | This parameter is only meaningful in async I/O request.\r | |
1600 | \r | |
1601 | @retval EFI_SUCCESS The request is executed successfully.\r | |
1602 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
1603 | @retval Others The request could not be executed successfully.\r | |
1604 | \r | |
1605 | **/\r | |
1606 | EFI_STATUS\r | |
1607 | EmmcEraseBlockStart (\r | |
1608 | IN EMMC_PARTITION *Partition,\r | |
1609 | IN EFI_LBA StartLba,\r | |
1610 | IN EFI_BLOCK_IO2_TOKEN *Token,\r | |
1611 | IN BOOLEAN IsEnd\r | |
1612 | )\r | |
1613 | {\r | |
1614 | EFI_STATUS Status;\r | |
1615 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
1616 | EMMC_DEVICE *Device;\r | |
1617 | EMMC_REQUEST *EraseBlockStart;\r | |
1618 | EFI_TPL OldTpl;\r | |
1619 | \r | |
1620 | EraseBlockStart = NULL;\r | |
1621 | \r | |
1622 | Device = Partition->Device;\r | |
1623 | PassThru = Device->Private->PassThru;\r | |
1624 | \r | |
1625 | EraseBlockStart = AllocateZeroPool (sizeof (EMMC_REQUEST));\r | |
1626 | if (EraseBlockStart == NULL) {\r | |
1627 | Status = EFI_OUT_OF_RESOURCES;\r | |
1628 | goto Error;\r | |
1629 | }\r | |
1630 | \r | |
1631 | EraseBlockStart->Signature = EMMC_REQUEST_SIGNATURE;\r | |
3b1d8241 | 1632 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
275d5136 FT |
1633 | InsertTailList (&Partition->Queue, &EraseBlockStart->Link);\r |
1634 | gBS->RestoreTPL (OldTpl);\r | |
1635 | EraseBlockStart->Packet.SdMmcCmdBlk = &EraseBlockStart->SdMmcCmdBlk;\r | |
1636 | EraseBlockStart->Packet.SdMmcStatusBlk = &EraseBlockStart->SdMmcStatusBlk;\r | |
1637 | EraseBlockStart->Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
1638 | \r | |
1639 | EraseBlockStart->SdMmcCmdBlk.CommandIndex = EMMC_ERASE_GROUP_START;\r | |
1640 | EraseBlockStart->SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
1641 | EraseBlockStart->SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
1642 | \r | |
1643 | if (Device->SectorAddressing) {\r | |
1644 | EraseBlockStart->SdMmcCmdBlk.CommandArgument = (UINT32)StartLba;\r | |
1645 | } else {\r | |
1646 | EraseBlockStart->SdMmcCmdBlk.CommandArgument = (UINT32)MultU64x32 (StartLba, Partition->BlockMedia.BlockSize);\r | |
1647 | }\r | |
1648 | \r | |
1649 | EraseBlockStart->IsEnd = IsEnd;\r | |
1650 | EraseBlockStart->Token = Token;\r | |
1651 | \r | |
1652 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
1653 | Status = gBS->CreateEvent (\r | |
1654 | EVT_NOTIFY_SIGNAL,\r | |
3b1d8241 | 1655 | TPL_NOTIFY,\r |
275d5136 FT |
1656 | AsyncIoCallback,\r |
1657 | EraseBlockStart,\r | |
1658 | &EraseBlockStart->Event\r | |
1659 | );\r | |
1660 | if (EFI_ERROR (Status)) {\r | |
1661 | goto Error;\r | |
1662 | }\r | |
1663 | } else {\r | |
1664 | EraseBlockStart->Event = NULL;\r | |
1665 | }\r | |
1666 | \r | |
1667 | Status = PassThru->PassThru (PassThru, Device->Slot, &EraseBlockStart->Packet, EraseBlockStart->Event);\r | |
1668 | \r | |
1669 | Error:\r | |
1670 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
1671 | //\r | |
1672 | // For asynchronous operation, only free request and event in error case.\r | |
1673 | // The request and event will be freed in asynchronous callback for success case.\r | |
1674 | //\r | |
1675 | if (EFI_ERROR (Status) && (EraseBlockStart != NULL)) {\r | |
3b1d8241 | 1676 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
275d5136 | 1677 | RemoveEntryList (&EraseBlockStart->Link);\r |
3b1d8241 | 1678 | gBS->RestoreTPL (OldTpl);\r |
275d5136 FT |
1679 | if (EraseBlockStart->Event != NULL) {\r |
1680 | gBS->CloseEvent (EraseBlockStart->Event);\r | |
1681 | }\r | |
1682 | FreePool (EraseBlockStart);\r | |
1683 | }\r | |
1684 | } else {\r | |
1685 | //\r | |
1686 | // For synchronous operation, free request whatever the execution result is.\r | |
1687 | //\r | |
1688 | if (EraseBlockStart != NULL) {\r | |
3b1d8241 | 1689 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
275d5136 | 1690 | RemoveEntryList (&EraseBlockStart->Link);\r |
3b1d8241 | 1691 | gBS->RestoreTPL (OldTpl);\r |
275d5136 FT |
1692 | FreePool (EraseBlockStart);\r |
1693 | }\r | |
1694 | }\r | |
1695 | \r | |
1696 | return Status;\r | |
1697 | }\r | |
1698 | \r | |
1699 | /**\r | |
1700 | Set the erase end address through sync or async I/O request.\r | |
1701 | \r | |
1702 | @param[in] Partition A pointer to the EMMC_PARTITION instance.\r | |
1703 | @param[in] EndLba The ending logical block address to be erased.\r | |
1704 | @param[in] Token A pointer to the token associated with the transaction.\r | |
1705 | @param[in] IsEnd A boolean to show whether it's the last cmd in a series of cmds.\r | |
1706 | This parameter is only meaningful in async I/O request.\r | |
1707 | \r | |
1708 | @retval EFI_SUCCESS The request is executed successfully.\r | |
1709 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
1710 | @retval Others The request could not be executed successfully.\r | |
1711 | \r | |
1712 | **/\r | |
1713 | EFI_STATUS\r | |
1714 | EmmcEraseBlockEnd (\r | |
1715 | IN EMMC_PARTITION *Partition,\r | |
1716 | IN EFI_LBA EndLba,\r | |
1717 | IN EFI_BLOCK_IO2_TOKEN *Token,\r | |
1718 | IN BOOLEAN IsEnd\r | |
1719 | )\r | |
1720 | {\r | |
1721 | EFI_STATUS Status;\r | |
1722 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
1723 | EMMC_DEVICE *Device;\r | |
1724 | EMMC_REQUEST *EraseBlockEnd;\r | |
1725 | EFI_TPL OldTpl;\r | |
1726 | \r | |
1727 | EraseBlockEnd = NULL;\r | |
1728 | \r | |
1729 | Device = Partition->Device;\r | |
1730 | PassThru = Device->Private->PassThru;\r | |
1731 | \r | |
1732 | EraseBlockEnd = AllocateZeroPool (sizeof (EMMC_REQUEST));\r | |
1733 | if (EraseBlockEnd == NULL) {\r | |
1734 | Status = EFI_OUT_OF_RESOURCES;\r | |
1735 | goto Error;\r | |
1736 | }\r | |
1737 | \r | |
1738 | EraseBlockEnd->Signature = EMMC_REQUEST_SIGNATURE;\r | |
3b1d8241 | 1739 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
275d5136 FT |
1740 | InsertTailList (&Partition->Queue, &EraseBlockEnd->Link);\r |
1741 | gBS->RestoreTPL (OldTpl);\r | |
1742 | EraseBlockEnd->Packet.SdMmcCmdBlk = &EraseBlockEnd->SdMmcCmdBlk;\r | |
1743 | EraseBlockEnd->Packet.SdMmcStatusBlk = &EraseBlockEnd->SdMmcStatusBlk;\r | |
1744 | EraseBlockEnd->Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
1745 | \r | |
1746 | EraseBlockEnd->SdMmcCmdBlk.CommandIndex = EMMC_ERASE_GROUP_END;\r | |
1747 | EraseBlockEnd->SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
1748 | EraseBlockEnd->SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;\r | |
1749 | \r | |
1750 | if (Device->SectorAddressing) {\r | |
1751 | EraseBlockEnd->SdMmcCmdBlk.CommandArgument = (UINT32)EndLba;\r | |
1752 | } else {\r | |
1753 | EraseBlockEnd->SdMmcCmdBlk.CommandArgument = (UINT32)MultU64x32 (EndLba, Partition->BlockMedia.BlockSize);\r | |
1754 | }\r | |
1755 | \r | |
1756 | EraseBlockEnd->IsEnd = IsEnd;\r | |
1757 | EraseBlockEnd->Token = Token;\r | |
1758 | \r | |
1759 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
1760 | Status = gBS->CreateEvent (\r | |
1761 | EVT_NOTIFY_SIGNAL,\r | |
3b1d8241 | 1762 | TPL_NOTIFY,\r |
275d5136 FT |
1763 | AsyncIoCallback,\r |
1764 | EraseBlockEnd,\r | |
1765 | &EraseBlockEnd->Event\r | |
1766 | );\r | |
1767 | if (EFI_ERROR (Status)) {\r | |
1768 | goto Error;\r | |
1769 | }\r | |
1770 | } else {\r | |
1771 | EraseBlockEnd->Event = NULL;\r | |
1772 | }\r | |
1773 | \r | |
1774 | Status = PassThru->PassThru (PassThru, Device->Slot, &EraseBlockEnd->Packet, EraseBlockEnd->Event);\r | |
1775 | \r | |
1776 | Error:\r | |
1777 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
1778 | //\r | |
1779 | // For asynchronous operation, only free request and event in error case.\r | |
1780 | // The request and event will be freed in asynchronous callback for success case.\r | |
1781 | //\r | |
1782 | if (EFI_ERROR (Status) && (EraseBlockEnd != NULL)) {\r | |
3b1d8241 | 1783 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
275d5136 | 1784 | RemoveEntryList (&EraseBlockEnd->Link);\r |
3b1d8241 | 1785 | gBS->RestoreTPL (OldTpl);\r |
275d5136 FT |
1786 | if (EraseBlockEnd->Event != NULL) {\r |
1787 | gBS->CloseEvent (EraseBlockEnd->Event);\r | |
1788 | }\r | |
1789 | FreePool (EraseBlockEnd);\r | |
1790 | }\r | |
1791 | } else {\r | |
1792 | //\r | |
1793 | // For synchronous operation, free request whatever the execution result is.\r | |
1794 | //\r | |
1795 | if (EraseBlockEnd != NULL) {\r | |
3b1d8241 | 1796 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
275d5136 | 1797 | RemoveEntryList (&EraseBlockEnd->Link);\r |
3b1d8241 | 1798 | gBS->RestoreTPL (OldTpl);\r |
275d5136 FT |
1799 | FreePool (EraseBlockEnd);\r |
1800 | }\r | |
1801 | }\r | |
1802 | \r | |
1803 | return Status;\r | |
1804 | }\r | |
1805 | \r | |
1806 | /**\r | |
1807 | Erase specified blocks through sync or async I/O request.\r | |
1808 | \r | |
1809 | @param[in] Partition A pointer to the EMMC_PARTITION instance.\r | |
1810 | @param[in] Token A pointer to the token associated with the transaction.\r | |
1811 | @param[in] IsEnd A boolean to show whether it's the last cmd in a series of cmds.\r | |
1812 | This parameter is only meaningful in async I/O request.\r | |
1813 | \r | |
1814 | @retval EFI_SUCCESS The request is executed successfully.\r | |
1815 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
1816 | @retval Others The request could not be executed successfully.\r | |
1817 | \r | |
1818 | **/\r | |
1819 | EFI_STATUS\r | |
1820 | EmmcEraseBlock (\r | |
1821 | IN EMMC_PARTITION *Partition,\r | |
1822 | IN EFI_BLOCK_IO2_TOKEN *Token,\r | |
1823 | IN BOOLEAN IsEnd\r | |
1824 | )\r | |
1825 | {\r | |
1826 | EFI_STATUS Status;\r | |
1827 | EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru;\r | |
1828 | EMMC_DEVICE *Device;\r | |
1829 | EMMC_REQUEST *EraseBlock;\r | |
1830 | EFI_TPL OldTpl;\r | |
1831 | \r | |
1832 | EraseBlock = NULL;\r | |
1833 | \r | |
1834 | Device = Partition->Device;\r | |
1835 | PassThru = Device->Private->PassThru;\r | |
1836 | \r | |
1837 | EraseBlock = AllocateZeroPool (sizeof (EMMC_REQUEST));\r | |
1838 | if (EraseBlock == NULL) {\r | |
1839 | Status = EFI_OUT_OF_RESOURCES;\r | |
1840 | goto Error;\r | |
1841 | }\r | |
1842 | \r | |
1843 | EraseBlock->Signature = EMMC_REQUEST_SIGNATURE;\r | |
3b1d8241 | 1844 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
275d5136 FT |
1845 | InsertTailList (&Partition->Queue, &EraseBlock->Link);\r |
1846 | gBS->RestoreTPL (OldTpl);\r | |
1847 | EraseBlock->Packet.SdMmcCmdBlk = &EraseBlock->SdMmcCmdBlk;\r | |
1848 | EraseBlock->Packet.SdMmcStatusBlk = &EraseBlock->SdMmcStatusBlk;\r | |
1849 | EraseBlock->Packet.Timeout = EMMC_GENERIC_TIMEOUT;\r | |
1850 | \r | |
1851 | EraseBlock->SdMmcCmdBlk.CommandIndex = EMMC_ERASE;\r | |
1852 | EraseBlock->SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;\r | |
1853 | EraseBlock->SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1b;\r | |
b92efc9f HW |
1854 | if ((Device->ExtCsd.SecFeatureSupport & BIT4) != 0) {\r |
1855 | //\r | |
1856 | // Perform a Trim operation which applies the erase operation to write blocks\r | |
1857 | // instead of erase groups. (Spec JESD84-B51, eMMC Electrical Standard 5.1,\r | |
1858 | // Section 6.6.10 and 6.10.4)\r | |
1859 | //\r | |
1860 | EraseBlock->SdMmcCmdBlk.CommandArgument = 1;\r | |
1861 | }\r | |
275d5136 FT |
1862 | \r |
1863 | EraseBlock->IsEnd = IsEnd;\r | |
1864 | EraseBlock->Token = Token;\r | |
1865 | \r | |
1866 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
1867 | Status = gBS->CreateEvent (\r | |
1868 | EVT_NOTIFY_SIGNAL,\r | |
3b1d8241 | 1869 | TPL_NOTIFY,\r |
275d5136 FT |
1870 | AsyncIoCallback,\r |
1871 | EraseBlock,\r | |
1872 | &EraseBlock->Event\r | |
1873 | );\r | |
1874 | if (EFI_ERROR (Status)) {\r | |
1875 | goto Error;\r | |
1876 | }\r | |
1877 | } else {\r | |
1878 | EraseBlock->Event = NULL;\r | |
1879 | }\r | |
1880 | \r | |
1881 | Status = PassThru->PassThru (PassThru, Device->Slot, &EraseBlock->Packet, EraseBlock->Event);\r | |
1882 | \r | |
1883 | Error:\r | |
1884 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
1885 | //\r | |
1886 | // For asynchronous operation, only free request and event in error case.\r | |
1887 | // The request and event will be freed in asynchronous callback for success case.\r | |
1888 | //\r | |
1889 | if (EFI_ERROR (Status) && (EraseBlock != NULL)) {\r | |
3b1d8241 | 1890 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
275d5136 | 1891 | RemoveEntryList (&EraseBlock->Link);\r |
3b1d8241 | 1892 | gBS->RestoreTPL (OldTpl);\r |
275d5136 FT |
1893 | if (EraseBlock->Event != NULL) {\r |
1894 | gBS->CloseEvent (EraseBlock->Event);\r | |
1895 | }\r | |
1896 | FreePool (EraseBlock);\r | |
1897 | }\r | |
1898 | } else {\r | |
1899 | //\r | |
1900 | // For synchronous operation, free request whatever the execution result is.\r | |
1901 | //\r | |
1902 | if (EraseBlock != NULL) {\r | |
3b1d8241 | 1903 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
275d5136 | 1904 | RemoveEntryList (&EraseBlock->Link);\r |
3b1d8241 | 1905 | gBS->RestoreTPL (OldTpl);\r |
275d5136 FT |
1906 | FreePool (EraseBlock);\r |
1907 | }\r | |
1908 | }\r | |
1909 | \r | |
1910 | return Status;\r | |
1911 | }\r | |
1912 | \r | |
b92efc9f HW |
1913 | /**\r |
1914 | Write zeros to specified blocks.\r | |
1915 | \r | |
1916 | @param[in] Partition A pointer to the EMMC_PARTITION instance.\r | |
1917 | @param[in] StartLba The starting logical block address to write zeros.\r | |
1918 | @param[in] Size The size in bytes to fill with zeros. This must be a multiple of\r | |
1919 | the physical block size of the device.\r | |
1920 | \r | |
1921 | @retval EFI_SUCCESS The request is executed successfully.\r | |
1922 | @retval EFI_OUT_OF_RESOURCES The request could not be executed due to a lack of resources.\r | |
1923 | @retval Others The request could not be executed successfully.\r | |
1924 | \r | |
1925 | **/\r | |
1926 | EFI_STATUS\r | |
1927 | EmmcWriteZeros (\r | |
1928 | IN EMMC_PARTITION *Partition,\r | |
1929 | IN EFI_LBA StartLba,\r | |
1930 | IN UINTN Size\r | |
1931 | )\r | |
1932 | {\r | |
1933 | EFI_STATUS Status;\r | |
1934 | UINT8 *Buffer;\r | |
1935 | UINT32 MediaId;\r | |
1936 | \r | |
1937 | Buffer = AllocateZeroPool (Size);\r | |
1938 | if (Buffer == NULL) {\r | |
1939 | return EFI_OUT_OF_RESOURCES;\r | |
1940 | }\r | |
1941 | \r | |
1942 | MediaId = Partition->BlockMedia.MediaId;\r | |
1943 | \r | |
1944 | Status = EmmcReadWrite (Partition, MediaId, StartLba, Buffer, Size, FALSE, NULL);\r | |
1945 | FreePool (Buffer);\r | |
1946 | \r | |
1947 | return Status;\r | |
1948 | }\r | |
1949 | \r | |
275d5136 FT |
1950 | /**\r |
1951 | Erase a specified number of device blocks.\r | |
1952 | \r | |
1953 | @param[in] This Indicates a pointer to the calling context.\r | |
1954 | @param[in] MediaId The media ID that the erase request is for.\r | |
1955 | @param[in] Lba The starting logical block address to be\r | |
1956 | erased. The caller is responsible for erasing\r | |
1957 | only legitimate locations.\r | |
1958 | @param[in, out] Token A pointer to the token associated with the\r | |
1959 | transaction.\r | |
1960 | @param[in] Size The size in bytes to be erased. This must be\r | |
1961 | a multiple of the physical block size of the\r | |
1962 | device.\r | |
1963 | \r | |
1964 | @retval EFI_SUCCESS The erase request was queued if Event is not\r | |
1965 | NULL. The data was erased correctly to the\r | |
1966 | device if the Event is NULL.to the device.\r | |
1967 | @retval EFI_WRITE_PROTECTED The device cannot be erased due to write\r | |
1968 | protection.\r | |
1969 | @retval EFI_DEVICE_ERROR The device reported an error while attempting\r | |
1970 | to perform the erase operation.\r | |
1971 | @retval EFI_INVALID_PARAMETER The erase request contains LBAs that are not\r | |
1972 | valid.\r | |
1973 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
1974 | @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r | |
1975 | \r | |
1976 | **/\r | |
1977 | EFI_STATUS\r | |
1978 | EFIAPI\r | |
1979 | EmmcEraseBlocks (\r | |
1980 | IN EFI_ERASE_BLOCK_PROTOCOL *This,\r | |
1981 | IN UINT32 MediaId,\r | |
1982 | IN EFI_LBA Lba,\r | |
1983 | IN OUT EFI_ERASE_BLOCK_TOKEN *Token,\r | |
1984 | IN UINTN Size\r | |
1985 | )\r | |
1986 | {\r | |
1987 | EFI_STATUS Status;\r | |
1988 | EFI_BLOCK_IO_MEDIA *Media;\r | |
1989 | UINTN BlockSize;\r | |
1990 | UINTN BlockNum;\r | |
b92efc9f | 1991 | EFI_LBA FirstLba;\r |
275d5136 | 1992 | EFI_LBA LastLba;\r |
b92efc9f HW |
1993 | EFI_LBA StartGroupLba;\r |
1994 | EFI_LBA EndGroupLba;\r | |
1995 | UINT32 EraseGroupSize;\r | |
1996 | UINT32 Remainder;\r | |
1997 | UINTN WriteZeroSize;\r | |
275d5136 FT |
1998 | UINT8 PartitionConfig;\r |
1999 | EMMC_PARTITION *Partition;\r | |
2000 | EMMC_DEVICE *Device;\r | |
2001 | \r | |
2002 | Status = EFI_SUCCESS;\r | |
2003 | Partition = EMMC_PARTITION_DATA_FROM_ERASEBLK (This);\r | |
2004 | Device = Partition->Device;\r | |
2005 | Media = &Partition->BlockMedia;\r | |
2006 | \r | |
2007 | if (MediaId != Media->MediaId) {\r | |
2008 | return EFI_MEDIA_CHANGED;\r | |
2009 | }\r | |
2010 | \r | |
2011 | if (Media->ReadOnly) {\r | |
2012 | return EFI_WRITE_PROTECTED;\r | |
2013 | }\r | |
2014 | \r | |
2015 | //\r | |
2016 | // Check parameters.\r | |
2017 | //\r | |
2018 | BlockSize = Media->BlockSize;\r | |
2019 | if ((Size % BlockSize) != 0) {\r | |
2020 | return EFI_INVALID_PARAMETER;\r | |
2021 | }\r | |
2022 | \r | |
2023 | BlockNum = Size / BlockSize;\r | |
2024 | if ((Lba + BlockNum - 1) > Media->LastBlock) {\r | |
2025 | return EFI_INVALID_PARAMETER;\r | |
2026 | }\r | |
2027 | \r | |
2028 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
2029 | Token->TransactionStatus = EFI_SUCCESS;\r | |
2030 | }\r | |
2031 | \r | |
b92efc9f HW |
2032 | FirstLba = Lba;\r |
2033 | LastLba = Lba + BlockNum - 1;\r | |
275d5136 FT |
2034 | \r |
2035 | //\r | |
2036 | // Check if needs to switch partition access.\r | |
2037 | //\r | |
2038 | PartitionConfig = Device->ExtCsd.PartitionConfig;\r | |
2039 | if ((PartitionConfig & 0x7) != Partition->PartitionType) {\r | |
2040 | PartitionConfig &= (UINT8)~0x7;\r | |
2041 | PartitionConfig |= Partition->PartitionType;\r | |
2042 | Status = EmmcSetExtCsd (Partition, OFFSET_OF (EMMC_EXT_CSD, PartitionConfig), PartitionConfig, (EFI_BLOCK_IO2_TOKEN*)Token, FALSE);\r | |
2043 | if (EFI_ERROR (Status)) {\r | |
2044 | return Status;\r | |
2045 | }\r | |
2046 | Device->ExtCsd.PartitionConfig = PartitionConfig;\r | |
2047 | }\r | |
2048 | \r | |
b92efc9f HW |
2049 | if ((Device->ExtCsd.SecFeatureSupport & BIT4) == 0) {\r |
2050 | //\r | |
2051 | // If the Trim operation is not supported by the device, handle the erase\r | |
2052 | // of blocks that do not form a complete erase group separately.\r | |
2053 | //\r | |
2054 | EraseGroupSize = This->EraseLengthGranularity;\r | |
2055 | \r | |
2056 | DivU64x32Remainder (FirstLba, EraseGroupSize, &Remainder);\r | |
2057 | StartGroupLba = (Remainder == 0) ? FirstLba : (FirstLba + EraseGroupSize - Remainder);\r | |
2058 | \r | |
2059 | DivU64x32Remainder (LastLba + 1, EraseGroupSize, &Remainder);\r | |
2060 | EndGroupLba = LastLba + 1 - Remainder;\r | |
2061 | \r | |
2062 | //\r | |
2063 | // If the size to erase is smaller than the erase group size, the whole\r | |
2064 | // erase operation is performed by writting zeros.\r | |
2065 | //\r | |
2066 | if (BlockNum < EraseGroupSize) {\r | |
2067 | Status = EmmcWriteZeros (Partition, FirstLba, Size);\r | |
2068 | if (EFI_ERROR (Status)) {\r | |
2069 | return Status;\r | |
2070 | }\r | |
2071 | \r | |
2072 | DEBUG ((\r | |
2073 | DEBUG_INFO,\r | |
2074 | "EmmcEraseBlocks(): Lba 0x%x BlkNo 0x%x Event %p with %r\n",\r | |
2075 | Lba,\r | |
2076 | BlockNum,\r | |
2077 | (Token != NULL) ? Token->Event : NULL,\r | |
2078 | Status\r | |
2079 | ));\r | |
2080 | \r | |
2081 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
2082 | Token->TransactionStatus = EFI_SUCCESS;\r | |
2083 | gBS->SignalEvent (Token->Event);\r | |
2084 | }\r | |
2085 | return EFI_SUCCESS;\r | |
2086 | }\r | |
2087 | \r | |
2088 | //\r | |
2089 | // If the starting LBA to erase is not aligned with the start of an erase\r | |
2090 | // group, write zeros to erase the data from starting LBA to the end of the\r | |
2091 | // current erase group.\r | |
2092 | //\r | |
2093 | if (StartGroupLba > FirstLba) {\r | |
2094 | WriteZeroSize = (UINTN)(StartGroupLba - FirstLba) * BlockSize;\r | |
2095 | Status = EmmcWriteZeros (Partition, FirstLba, WriteZeroSize);\r | |
2096 | if (EFI_ERROR (Status)) {\r | |
2097 | return Status;\r | |
2098 | }\r | |
2099 | }\r | |
2100 | \r | |
2101 | //\r | |
2102 | // If the ending LBA to erase is not aligned with the end of an erase\r | |
2103 | // group, write zeros to erase the data from the start of the erase group\r | |
2104 | // to the ending LBA.\r | |
2105 | //\r | |
2106 | if (EndGroupLba <= LastLba) {\r | |
2107 | WriteZeroSize = (UINTN)(LastLba + 1 - EndGroupLba) * BlockSize;\r | |
2108 | Status = EmmcWriteZeros (Partition, EndGroupLba, WriteZeroSize);\r | |
2109 | if (EFI_ERROR (Status)) {\r | |
2110 | return Status;\r | |
2111 | }\r | |
2112 | }\r | |
2113 | \r | |
2114 | //\r | |
2115 | // Check whether there is erase group to erase.\r | |
2116 | //\r | |
2117 | if (EndGroupLba <= StartGroupLba) {\r | |
2118 | DEBUG ((\r | |
2119 | DEBUG_INFO,\r | |
2120 | "EmmcEraseBlocks(): Lba 0x%x BlkNo 0x%x Event %p with %r\n",\r | |
2121 | Lba,\r | |
2122 | BlockNum,\r | |
2123 | (Token != NULL) ? Token->Event : NULL,\r | |
2124 | Status\r | |
2125 | ));\r | |
2126 | \r | |
2127 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
2128 | Token->TransactionStatus = EFI_SUCCESS;\r | |
2129 | gBS->SignalEvent (Token->Event);\r | |
2130 | }\r | |
2131 | return EFI_SUCCESS;\r | |
2132 | }\r | |
2133 | \r | |
2134 | FirstLba = StartGroupLba;\r | |
2135 | LastLba = EndGroupLba - 1;\r | |
2136 | }\r | |
2137 | \r | |
2138 | Status = EmmcEraseBlockStart (Partition, FirstLba, (EFI_BLOCK_IO2_TOKEN*)Token, FALSE);\r | |
275d5136 FT |
2139 | if (EFI_ERROR (Status)) {\r |
2140 | return Status;\r | |
2141 | }\r | |
2142 | \r | |
2143 | Status = EmmcEraseBlockEnd (Partition, LastLba, (EFI_BLOCK_IO2_TOKEN*)Token, FALSE);\r | |
2144 | if (EFI_ERROR (Status)) {\r | |
2145 | return Status;\r | |
2146 | }\r | |
2147 | \r | |
2148 | Status = EmmcEraseBlock (Partition, (EFI_BLOCK_IO2_TOKEN*)Token, TRUE);\r | |
2149 | if (EFI_ERROR (Status)) {\r | |
2150 | return Status;\r | |
2151 | }\r | |
2152 | \r | |
b92efc9f HW |
2153 | DEBUG ((\r |
2154 | DEBUG_INFO,\r | |
2155 | "EmmcEraseBlocks(): Lba 0x%x BlkNo 0x%x Event %p with %r\n",\r | |
2156 | Lba,\r | |
2157 | BlockNum,\r | |
2158 | (Token != NULL) ? Token->Event : NULL,\r | |
2159 | Status\r | |
2160 | ));\r | |
275d5136 FT |
2161 | \r |
2162 | return Status;\r | |
2163 | }\r | |
2164 | \r |