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0591696e FT |
1 | /** @file\r |
2 | UfsPassThruDxe driver is used to produce EFI_EXT_SCSI_PASS_THRU protocol interface\r | |
3 | for upper layer application to execute UFS-supported SCSI cmds.\r | |
4 | \r | |
90952ad7 | 5 | Copyright (c) 2014 - 2019, Intel Corporation. All rights reserved.<BR>\r |
d189a3f9 | 6 | Copyright (c) Microsoft Corporation.<BR>\r |
9d510e61 | 7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
0591696e FT |
8 | \r |
9 | **/\r | |
10 | \r | |
11 | #include "UfsPassThru.h"\r | |
12 | \r | |
095f0779 FT |
13 | /**\r |
14 | Read 32bits data from specified UFS MMIO register.\r | |
15 | \r | |
16 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
17 | @param[in] Offset The offset within the UFS Host Controller MMIO space to start\r | |
18 | the memory operation.\r | |
19 | @param[out] Value The data buffer to store.\r | |
20 | \r | |
21 | @retval EFI_TIMEOUT The operation is time out.\r | |
22 | @retval EFI_SUCCESS The operation succeeds.\r | |
23 | @retval Others The operation fails.\r | |
24 | \r | |
25 | **/\r | |
26 | EFI_STATUS\r | |
27 | UfsMmioRead32 (\r | |
28 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
29 | IN UINTN Offset,\r | |
30 | OUT UINT32 *Value\r | |
31 | )\r | |
32 | {\r | |
33 | EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHc;\r | |
34 | EFI_STATUS Status;\r | |
35 | \r | |
36 | UfsHc = Private->UfsHostController;\r | |
37 | \r | |
38 | Status = UfsHc->Read (UfsHc, EfiUfsHcWidthUint32, Offset, 1, Value);\r | |
39 | \r | |
40 | return Status;\r | |
41 | }\r | |
42 | \r | |
43 | /**\r | |
44 | Write 32bits data to specified UFS MMIO register.\r | |
45 | \r | |
46 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
47 | @param[in] Offset The offset within the UFS Host Controller MMIO space to start\r | |
48 | the memory operation.\r | |
49 | @param[in] Value The data to write.\r | |
50 | \r | |
51 | @retval EFI_TIMEOUT The operation is time out.\r | |
52 | @retval EFI_SUCCESS The operation succeeds.\r | |
53 | @retval Others The operation fails.\r | |
54 | \r | |
55 | **/\r | |
56 | EFI_STATUS\r | |
57 | UfsMmioWrite32 (\r | |
58 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
59 | IN UINTN Offset,\r | |
60 | IN UINT32 Value\r | |
61 | )\r | |
62 | {\r | |
63 | EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHc;\r | |
64 | EFI_STATUS Status;\r | |
65 | \r | |
66 | UfsHc = Private->UfsHostController;\r | |
67 | \r | |
68 | Status = UfsHc->Write (UfsHc, EfiUfsHcWidthUint32, Offset, 1, &Value);\r | |
69 | \r | |
70 | return Status;\r | |
71 | }\r | |
72 | \r | |
0591696e FT |
73 | /**\r |
74 | Wait for the value of the specified system memory set to the test value.\r | |
75 | \r | |
095f0779 FT |
76 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r |
77 | @param[in] Offset The offset within the UFS Host Controller MMIO space to start\r | |
78 | the memory operation.\r | |
79 | @param[in] MaskValue The mask value of memory.\r | |
80 | @param[in] TestValue The test value of memory.\r | |
81 | @param[in] Timeout The time out value for wait memory set, uses 100ns as a unit.\r | |
0591696e FT |
82 | \r |
83 | @retval EFI_TIMEOUT The system memory setting is time out.\r | |
84 | @retval EFI_SUCCESS The system memory is correct set.\r | |
095f0779 | 85 | @retval Others The operation fails.\r |
0591696e FT |
86 | \r |
87 | **/\r | |
88 | EFI_STATUS\r | |
0591696e | 89 | UfsWaitMemSet (\r |
095f0779 FT |
90 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r |
91 | IN UINTN Offset,\r | |
92 | IN UINT32 MaskValue,\r | |
93 | IN UINT32 TestValue,\r | |
94 | IN UINT64 Timeout\r | |
0591696e FT |
95 | )\r |
96 | {\r | |
97 | UINT32 Value;\r | |
98 | UINT64 Delay;\r | |
99 | BOOLEAN InfiniteWait;\r | |
095f0779 | 100 | EFI_STATUS Status;\r |
0591696e FT |
101 | \r |
102 | if (Timeout == 0) {\r | |
103 | InfiniteWait = TRUE;\r | |
104 | } else {\r | |
105 | InfiniteWait = FALSE;\r | |
106 | }\r | |
107 | \r | |
108 | Delay = DivU64x32 (Timeout, 10) + 1;\r | |
109 | \r | |
110 | do {\r | |
111 | //\r | |
112 | // Access PCI MMIO space to see if the value is the tested one.\r | |
113 | //\r | |
095f0779 FT |
114 | Status = UfsMmioRead32 (Private, Offset, &Value);\r |
115 | if (EFI_ERROR (Status)) {\r | |
116 | return Status;\r | |
117 | }\r | |
118 | \r | |
119 | Value &= MaskValue;\r | |
0591696e FT |
120 | \r |
121 | if (Value == TestValue) {\r | |
122 | return EFI_SUCCESS;\r | |
123 | }\r | |
124 | \r | |
125 | //\r | |
126 | // Stall for 1 microseconds.\r | |
127 | //\r | |
128 | MicroSecondDelay (1);\r | |
129 | \r | |
130 | Delay--;\r | |
131 | \r | |
132 | } while (InfiniteWait || (Delay > 0));\r | |
133 | \r | |
134 | return EFI_TIMEOUT;\r | |
135 | }\r | |
136 | \r | |
137 | /**\r | |
138 | Dump UIC command execution result for debugging.\r | |
139 | \r | |
140 | @param[in] UicOpcode The executed UIC opcode.\r | |
141 | @param[in] Result The result to be parsed.\r | |
142 | \r | |
143 | **/\r | |
144 | VOID\r | |
145 | DumpUicCmdExecResult (\r | |
146 | IN UINT8 UicOpcode,\r | |
147 | IN UINT8 Result\r | |
148 | )\r | |
149 | {\r | |
150 | if (UicOpcode <= UfsUicDmePeerSet) {\r | |
151 | switch (Result) {\r | |
152 | case 0x00:\r | |
153 | break;\r | |
154 | case 0x01:\r | |
edd94e74 | 155 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - INVALID_MIB_ATTRIBUTE\n"));\r |
0591696e FT |
156 | break;\r |
157 | case 0x02:\r | |
edd94e74 | 158 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - INVALID_MIB_ATTRIBUTE_VALUE\n"));\r |
0591696e FT |
159 | break;\r |
160 | case 0x03:\r | |
edd94e74 | 161 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - READ_ONLY_MIB_ATTRIBUTE\n"));\r |
0591696e FT |
162 | break;\r |
163 | case 0x04:\r | |
edd94e74 | 164 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - WRITE_ONLY_MIB_ATTRIBUTE\n"));\r |
0591696e FT |
165 | break;\r |
166 | case 0x05:\r | |
edd94e74 | 167 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - BAD_INDEX\n"));\r |
0591696e FT |
168 | break;\r |
169 | case 0x06:\r | |
edd94e74 | 170 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - LOCKED_MIB_ATTRIBUTE\n"));\r |
0591696e FT |
171 | break;\r |
172 | case 0x07:\r | |
edd94e74 | 173 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - BAD_TEST_FEATURE_INDEX\n"));\r |
0591696e FT |
174 | break;\r |
175 | case 0x08:\r | |
edd94e74 | 176 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - PEER_COMMUNICATION_FAILURE\n"));\r |
d1102dba | 177 | break;\r |
0591696e | 178 | case 0x09:\r |
edd94e74 | 179 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - BUSY\n"));\r |
0591696e FT |
180 | break;\r |
181 | case 0x0A:\r | |
edd94e74 | 182 | DEBUG ((DEBUG_VERBOSE, "UIC configuration command fails - DME_FAILURE\n"));\r |
d1102dba | 183 | break;\r |
0591696e FT |
184 | default :\r |
185 | ASSERT (FALSE);\r | |
186 | break;\r | |
187 | }\r | |
188 | } else {\r | |
189 | switch (Result) {\r | |
190 | case 0x00:\r | |
191 | break;\r | |
192 | case 0x01:\r | |
edd94e74 | 193 | DEBUG ((DEBUG_VERBOSE, "UIC control command fails - FAILURE\n"));\r |
d1102dba | 194 | break;\r |
0591696e FT |
195 | default :\r |
196 | ASSERT (FALSE);\r | |
197 | break;\r | |
198 | }\r | |
199 | }\r | |
200 | }\r | |
201 | \r | |
202 | /**\r | |
203 | Dump QUERY RESPONSE UPIU result for debugging.\r | |
204 | \r | |
205 | @param[in] Result The result to be parsed.\r | |
206 | \r | |
207 | **/\r | |
208 | VOID\r | |
209 | DumpQueryResponseResult (\r | |
210 | IN UINT8 Result\r | |
211 | )\r | |
212 | {\r | |
213 | switch (Result) {\r | |
214 | case 0xF6:\r | |
edd94e74 | 215 | DEBUG ((DEBUG_VERBOSE, "Query Response with Parameter Not Readable\n"));\r |
0591696e FT |
216 | break;\r |
217 | case 0xF7:\r | |
edd94e74 | 218 | DEBUG ((DEBUG_VERBOSE, "Query Response with Parameter Not Writeable\n"));\r |
0591696e FT |
219 | break;\r |
220 | case 0xF8:\r | |
edd94e74 | 221 | DEBUG ((DEBUG_VERBOSE, "Query Response with Parameter Already Written\n"));\r |
0591696e FT |
222 | break;\r |
223 | case 0xF9:\r | |
edd94e74 | 224 | DEBUG ((DEBUG_VERBOSE, "Query Response with Invalid Length\n"));\r |
0591696e FT |
225 | break;\r |
226 | case 0xFA:\r | |
edd94e74 | 227 | DEBUG ((DEBUG_VERBOSE, "Query Response with Invalid Value\n"));\r |
0591696e FT |
228 | break;\r |
229 | case 0xFB:\r | |
edd94e74 | 230 | DEBUG ((DEBUG_VERBOSE, "Query Response with Invalid Selector\n"));\r |
0591696e FT |
231 | break;\r |
232 | case 0xFC:\r | |
edd94e74 | 233 | DEBUG ((DEBUG_VERBOSE, "Query Response with Invalid Index\n"));\r |
0591696e FT |
234 | break;\r |
235 | case 0xFD:\r | |
edd94e74 | 236 | DEBUG ((DEBUG_VERBOSE, "Query Response with Invalid Idn\n"));\r |
0591696e FT |
237 | break;\r |
238 | case 0xFE:\r | |
edd94e74 | 239 | DEBUG ((DEBUG_VERBOSE, "Query Response with Invalid Opcode\n"));\r |
d1102dba | 240 | break;\r |
0591696e | 241 | case 0xFF:\r |
edd94e74 | 242 | DEBUG ((DEBUG_VERBOSE, "Query Response with General Failure\n"));\r |
0591696e FT |
243 | break;\r |
244 | default :\r | |
245 | ASSERT (FALSE);\r | |
246 | break;\r | |
247 | }\r | |
248 | }\r | |
249 | \r | |
250 | /**\r | |
251 | Swap little endian to big endian.\r | |
252 | \r | |
253 | @param[in, out] Buffer The data buffer. In input, it contains little endian data.\r | |
254 | In output, it will become big endian.\r | |
255 | @param[in] BufferSize The length of converted data.\r | |
256 | \r | |
257 | **/\r | |
258 | VOID\r | |
259 | SwapLittleEndianToBigEndian (\r | |
260 | IN OUT UINT8 *Buffer,\r | |
261 | IN UINT32 BufferSize\r | |
262 | )\r | |
263 | {\r | |
264 | UINT32 Index;\r | |
265 | UINT8 Temp;\r | |
266 | UINT32 SwapCount;\r | |
267 | \r | |
268 | SwapCount = BufferSize / 2;\r | |
269 | for (Index = 0; Index < SwapCount; Index++) {\r | |
270 | Temp = Buffer[Index];\r | |
271 | Buffer[Index] = Buffer[BufferSize - 1 - Index];\r | |
272 | Buffer[BufferSize - 1 - Index] = Temp;\r | |
273 | }\r | |
274 | }\r | |
275 | \r | |
276 | /**\r | |
277 | Fill TSF field of QUERY REQUEST UPIU.\r | |
278 | \r | |
279 | @param[in, out] TsfBase The base address of TSF field of QUERY REQUEST UPIU.\r | |
280 | @param[in] Opcode The opcode of request.\r | |
281 | @param[in] DescId The descriptor ID of request.\r | |
282 | @param[in] Index The index of request.\r | |
283 | @param[in] Selector The selector of request.\r | |
284 | @param[in] Length The length of transferred data. The maximum is 4.\r | |
285 | @param[in] Value The value of transferred data.\r | |
286 | \r | |
287 | **/\r | |
288 | VOID\r | |
289 | UfsFillTsfOfQueryReqUpiu (\r | |
290 | IN OUT UTP_UPIU_TSF *TsfBase,\r | |
291 | IN UINT8 Opcode,\r | |
292 | IN UINT8 DescId OPTIONAL,\r | |
293 | IN UINT8 Index OPTIONAL,\r | |
294 | IN UINT8 Selector OPTIONAL,\r | |
295 | IN UINT16 Length OPTIONAL,\r | |
296 | IN UINT32 Value OPTIONAL\r | |
297 | )\r | |
298 | {\r | |
299 | ASSERT (TsfBase != NULL);\r | |
300 | ASSERT (Opcode <= UtpQueryFuncOpcodeTogFlag);\r | |
301 | \r | |
302 | TsfBase->Opcode = Opcode;\r | |
303 | if (Opcode != UtpQueryFuncOpcodeNop) {\r | |
304 | TsfBase->DescId = DescId;\r | |
305 | TsfBase->Index = Index;\r | |
306 | TsfBase->Selector = Selector;\r | |
307 | \r | |
308 | if ((Opcode == UtpQueryFuncOpcodeRdDesc) || (Opcode == UtpQueryFuncOpcodeWrDesc)) {\r | |
309 | SwapLittleEndianToBigEndian ((UINT8*)&Length, sizeof (Length));\r | |
310 | TsfBase->Length = Length;\r | |
311 | }\r | |
d1102dba | 312 | \r |
0591696e FT |
313 | if (Opcode == UtpQueryFuncOpcodeWrAttr) {\r |
314 | SwapLittleEndianToBigEndian ((UINT8*)&Value, sizeof (Value));\r | |
315 | TsfBase->Value = Value;\r | |
316 | }\r | |
317 | }\r | |
318 | }\r | |
319 | \r | |
320 | /**\r | |
321 | Initialize COMMAND UPIU.\r | |
322 | \r | |
323 | @param[in, out] Command The base address of COMMAND UPIU.\r | |
324 | @param[in] Lun The Lun on which the SCSI command is executed.\r | |
325 | @param[in] TaskTag The task tag of request.\r | |
326 | @param[in] Cdb The cdb buffer containing SCSI command.\r | |
327 | @param[in] CdbLength The cdb length.\r | |
328 | @param[in] DataDirection The direction of data transfer.\r | |
329 | @param[in] ExpDataTranLen The expected transfer data length.\r | |
330 | \r | |
331 | @retval EFI_SUCCESS The initialization succeed.\r | |
332 | \r | |
333 | **/\r | |
334 | EFI_STATUS\r | |
335 | UfsInitCommandUpiu (\r | |
336 | IN OUT UTP_COMMAND_UPIU *Command,\r | |
337 | IN UINT8 Lun,\r | |
338 | IN UINT8 TaskTag,\r | |
339 | IN UINT8 *Cdb,\r | |
340 | IN UINT8 CdbLength,\r | |
341 | IN UFS_DATA_DIRECTION DataDirection,\r | |
342 | IN UINT32 ExpDataTranLen\r | |
343 | )\r | |
344 | {\r | |
345 | UINT8 Flags;\r | |
346 | \r | |
347 | ASSERT ((Command != NULL) && (Cdb != NULL));\r | |
348 | \r | |
349 | //\r | |
350 | // Task attribute is hard-coded to Ordered.\r | |
351 | //\r | |
352 | if (DataDirection == UfsDataIn) {\r | |
353 | Flags = BIT0 | BIT6;\r | |
354 | } else if (DataDirection == UfsDataOut) {\r | |
355 | Flags = BIT0 | BIT5;\r | |
356 | } else {\r | |
357 | Flags = BIT0;\r | |
358 | }\r | |
359 | \r | |
360 | //\r | |
361 | // Fill UTP COMMAND UPIU associated fields.\r | |
362 | //\r | |
363 | Command->TransCode = 0x01;\r | |
364 | Command->Flags = Flags;\r | |
365 | Command->Lun = Lun;\r | |
366 | Command->TaskTag = TaskTag;\r | |
367 | Command->CmdSet = 0x00;\r | |
368 | SwapLittleEndianToBigEndian ((UINT8*)&ExpDataTranLen, sizeof (ExpDataTranLen));\r | |
369 | Command->ExpDataTranLen = ExpDataTranLen;\r | |
370 | \r | |
371 | CopyMem (Command->Cdb, Cdb, CdbLength);\r | |
372 | \r | |
373 | return EFI_SUCCESS;\r | |
374 | }\r | |
375 | \r | |
376 | /**\r | |
377 | Initialize UTP PRDT for data transfer.\r | |
378 | \r | |
379 | @param[in] Prdt The base address of PRDT.\r | |
380 | @param[in] Buffer The buffer to be read or written.\r | |
381 | @param[in] BufferSize The data size to be read or written.\r | |
382 | \r | |
383 | @retval EFI_SUCCESS The initialization succeed.\r | |
384 | \r | |
385 | **/\r | |
386 | EFI_STATUS\r | |
387 | UfsInitUtpPrdt (\r | |
388 | IN UTP_TR_PRD *Prdt,\r | |
389 | IN VOID *Buffer,\r | |
390 | IN UINT32 BufferSize\r | |
391 | )\r | |
392 | {\r | |
393 | UINT32 PrdtIndex;\r | |
394 | UINT32 RemainingLen;\r | |
395 | UINT8 *Remaining;\r | |
396 | UINTN PrdtNumber;\r | |
397 | \r | |
a37e18f6 AM |
398 | ASSERT (((UINTN)Buffer & (BIT0 | BIT1)) == 0);\r |
399 | ASSERT ((BufferSize & (BIT1 | BIT0)) == 0);\r | |
d945390d | 400 | \r |
0591696e FT |
401 | if (BufferSize == 0) {\r |
402 | return EFI_SUCCESS;\r | |
403 | }\r | |
404 | \r | |
0591696e FT |
405 | RemainingLen = BufferSize;\r |
406 | Remaining = Buffer;\r | |
407 | PrdtNumber = (UINTN)DivU64x32 ((UINT64)BufferSize + UFS_MAX_DATA_LEN_PER_PRD - 1, UFS_MAX_DATA_LEN_PER_PRD);\r | |
408 | \r | |
409 | for (PrdtIndex = 0; PrdtIndex < PrdtNumber; PrdtIndex++) {\r | |
410 | if (RemainingLen < UFS_MAX_DATA_LEN_PER_PRD) {\r | |
411 | Prdt[PrdtIndex].DbCount = (UINT32)RemainingLen - 1;\r | |
412 | } else {\r | |
413 | Prdt[PrdtIndex].DbCount = UFS_MAX_DATA_LEN_PER_PRD - 1;\r | |
414 | }\r | |
415 | \r | |
416 | Prdt[PrdtIndex].DbAddr = (UINT32)RShiftU64 ((UINT64)(UINTN)Remaining, 2);\r | |
417 | Prdt[PrdtIndex].DbAddrU = (UINT32)RShiftU64 ((UINT64)(UINTN)Remaining, 32);\r | |
418 | RemainingLen -= UFS_MAX_DATA_LEN_PER_PRD;\r | |
419 | Remaining += UFS_MAX_DATA_LEN_PER_PRD;\r | |
420 | }\r | |
421 | \r | |
422 | return EFI_SUCCESS;\r | |
423 | }\r | |
424 | \r | |
425 | /**\r | |
426 | Initialize QUERY REQUEST UPIU.\r | |
427 | \r | |
428 | @param[in, out] QueryReq The base address of QUERY REQUEST UPIU.\r | |
429 | @param[in] TaskTag The task tag of request.\r | |
430 | @param[in] Opcode The opcode of request.\r | |
431 | @param[in] DescId The descriptor ID of request.\r | |
432 | @param[in] Index The index of request.\r | |
433 | @param[in] Selector The selector of request.\r | |
434 | @param[in] DataSize The data size to be read or written.\r | |
435 | @param[in] Data The buffer to be read or written.\r | |
436 | \r | |
437 | @retval EFI_SUCCESS The initialization succeed.\r | |
438 | \r | |
439 | **/\r | |
440 | EFI_STATUS\r | |
441 | UfsInitQueryRequestUpiu (\r | |
442 | IN OUT UTP_QUERY_REQ_UPIU *QueryReq,\r | |
443 | IN UINT8 TaskTag,\r | |
444 | IN UINT8 Opcode,\r | |
445 | IN UINT8 DescId,\r | |
446 | IN UINT8 Index,\r | |
447 | IN UINT8 Selector,\r | |
448 | IN UINTN DataSize OPTIONAL,\r | |
449 | IN UINT8 *Data OPTIONAL\r | |
450 | )\r | |
451 | {\r | |
452 | ASSERT (QueryReq != NULL);\r | |
453 | \r | |
454 | QueryReq->TransCode = 0x16;\r | |
455 | QueryReq->TaskTag = TaskTag;\r | |
456 | if ((Opcode == UtpQueryFuncOpcodeRdDesc) || (Opcode == UtpQueryFuncOpcodeRdFlag) || (Opcode == UtpQueryFuncOpcodeRdAttr)) {\r | |
457 | QueryReq->QueryFunc = QUERY_FUNC_STD_READ_REQ;\r | |
458 | } else {\r | |
459 | QueryReq->QueryFunc = QUERY_FUNC_STD_WRITE_REQ;\r | |
460 | }\r | |
461 | \r | |
462 | if (Opcode == UtpQueryFuncOpcodeWrAttr) {\r | |
463 | UfsFillTsfOfQueryReqUpiu (&QueryReq->Tsf, Opcode, DescId, Index, Selector, 0, *(UINT32*)Data);\r | |
464 | } else if ((Opcode == UtpQueryFuncOpcodeRdDesc) || (Opcode == UtpQueryFuncOpcodeWrDesc)) {\r | |
465 | UfsFillTsfOfQueryReqUpiu (&QueryReq->Tsf, Opcode, DescId, Index, Selector, (UINT16)DataSize, 0);\r | |
466 | } else {\r | |
467 | UfsFillTsfOfQueryReqUpiu (&QueryReq->Tsf, Opcode, DescId, Index, Selector, 0, 0);\r | |
468 | }\r | |
469 | \r | |
470 | if (Opcode == UtpQueryFuncOpcodeWrDesc) {\r | |
471 | CopyMem (QueryReq + 1, Data, DataSize);\r | |
c16eee92 HW |
472 | \r |
473 | SwapLittleEndianToBigEndian ((UINT8*)&DataSize, sizeof (UINT16));\r | |
474 | QueryReq->DataSegLen = (UINT16)DataSize;\r | |
0591696e FT |
475 | }\r |
476 | \r | |
477 | return EFI_SUCCESS;\r | |
478 | }\r | |
479 | \r | |
480 | /**\r | |
481 | Allocate COMMAND/RESPONSE UPIU for filling UTP TRD's command descriptor field.\r | |
482 | \r | |
483 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
484 | @param[in] Lun The Lun on which the SCSI command is executed.\r | |
485 | @param[in] Packet The pointer to the EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET data structure.\r | |
486 | @param[in] Trd The pointer to the UTP Transfer Request Descriptor.\r | |
487 | @param[out] CmdDescHost A pointer to store the base system memory address of the allocated range.\r | |
488 | @param[out] CmdDescMapping A resulting value to pass to Unmap().\r | |
489 | \r | |
490 | @retval EFI_SUCCESS The creation succeed.\r | |
491 | @retval EFI_DEVICE_ERROR The creation failed.\r | |
492 | @retval EFI_OUT_OF_RESOURCES The memory resource is insufficient.\r | |
493 | \r | |
494 | **/\r | |
495 | EFI_STATUS\r | |
496 | UfsCreateScsiCommandDesc (\r | |
497 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
498 | IN UINT8 Lun,\r | |
499 | IN EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet,\r | |
500 | IN UTP_TRD *Trd,\r | |
501 | OUT VOID **CmdDescHost,\r | |
502 | OUT VOID **CmdDescMapping\r | |
503 | )\r | |
504 | {\r | |
505 | UINTN TotalLen;\r | |
506 | UINTN PrdtNumber;\r | |
507 | UTP_COMMAND_UPIU *CommandUpiu;\r | |
508 | EFI_PHYSICAL_ADDRESS CmdDescPhyAddr;\r | |
509 | EFI_STATUS Status;\r | |
510 | UINT32 DataLen;\r | |
511 | UFS_DATA_DIRECTION DataDirection;\r | |
512 | \r | |
513 | ASSERT ((Private != NULL) && (Packet != NULL) && (Trd != NULL));\r | |
514 | \r | |
515 | if (Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ) {\r | |
516 | DataLen = Packet->InTransferLength;\r | |
517 | DataDirection = UfsDataIn;\r | |
518 | } else {\r | |
519 | DataLen = Packet->OutTransferLength;\r | |
520 | DataDirection = UfsDataOut;\r | |
521 | }\r | |
522 | \r | |
523 | if (DataLen == 0) {\r | |
524 | DataDirection = UfsNoData;\r | |
525 | }\r | |
526 | \r | |
527 | PrdtNumber = (UINTN)DivU64x32 ((UINT64)DataLen + UFS_MAX_DATA_LEN_PER_PRD - 1, UFS_MAX_DATA_LEN_PER_PRD);\r | |
528 | \r | |
529 | TotalLen = ROUNDUP8 (sizeof (UTP_COMMAND_UPIU)) + ROUNDUP8 (sizeof (UTP_RESPONSE_UPIU)) + PrdtNumber * sizeof (UTP_TR_PRD);\r | |
530 | \r | |
531 | Status = UfsAllocateAlignCommonBuffer (Private, TotalLen, CmdDescHost, &CmdDescPhyAddr, CmdDescMapping);\r | |
532 | if (EFI_ERROR (Status)) {\r | |
533 | return Status;\r | |
534 | }\r | |
535 | \r | |
536 | CommandUpiu = (UTP_COMMAND_UPIU*)*CmdDescHost;\r | |
537 | \r | |
538 | UfsInitCommandUpiu (CommandUpiu, Lun, Private->TaskTag++, Packet->Cdb, Packet->CdbLength, DataDirection, DataLen);\r | |
539 | \r | |
540 | //\r | |
541 | // Fill UTP_TRD associated fields\r | |
542 | // NOTE: Some UFS host controllers request the Response UPIU and the Physical Region Description Table\r | |
543 | // *MUST* be located at a 64-bit aligned boundary.\r | |
544 | //\r | |
545 | Trd->Int = UFS_INTERRUPT_COMMAND;\r | |
546 | Trd->Dd = DataDirection;\r | |
547 | Trd->Ct = UFS_STORAGE_COMMAND_TYPE;\r | |
86bd34ca | 548 | Trd->Ocs = UFS_HC_TRD_OCS_INIT_VALUE;\r |
0591696e FT |
549 | Trd->UcdBa = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 7);\r |
550 | Trd->UcdBaU = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 32);\r | |
551 | Trd->RuL = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_RESPONSE_UPIU)), sizeof (UINT32));\r | |
552 | Trd->RuO = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_COMMAND_UPIU)), sizeof (UINT32));\r | |
553 | Trd->PrdtL = (UINT16)PrdtNumber;\r | |
554 | Trd->PrdtO = (UINT16)DivU64x32 ((UINT64)(ROUNDUP8 (sizeof (UTP_COMMAND_UPIU)) + ROUNDUP8 (sizeof (UTP_RESPONSE_UPIU))), sizeof (UINT32));\r | |
555 | return EFI_SUCCESS;\r | |
556 | }\r | |
557 | \r | |
558 | /**\r | |
559 | Allocate QUERY REQUEST/QUERY RESPONSE UPIU for filling UTP TRD's command descriptor field.\r | |
560 | \r | |
561 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
562 | @param[in] Packet The pointer to the UFS_DEVICE_MANAGEMENT_REQUEST_PACKET data structure.\r | |
563 | @param[in] Trd The pointer to the UTP Transfer Request Descriptor.\r | |
564 | @param[out] CmdDescHost A pointer to store the base system memory address of the allocated range.\r | |
565 | @param[out] CmdDescMapping A resulting value to pass to Unmap().\r | |
566 | \r | |
567 | @retval EFI_SUCCESS The creation succeed.\r | |
568 | @retval EFI_DEVICE_ERROR The creation failed.\r | |
569 | @retval EFI_OUT_OF_RESOURCES The memory resource is insufficient.\r | |
570 | @retval EFI_INVALID_PARAMETER The parameter passed in is invalid.\r | |
571 | \r | |
572 | **/\r | |
573 | EFI_STATUS\r | |
574 | UfsCreateDMCommandDesc (\r | |
575 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
576 | IN UFS_DEVICE_MANAGEMENT_REQUEST_PACKET *Packet,\r | |
577 | IN UTP_TRD *Trd,\r | |
578 | OUT VOID **CmdDescHost,\r | |
579 | OUT VOID **CmdDescMapping\r | |
580 | )\r | |
581 | {\r | |
582 | UINTN TotalLen;\r | |
583 | UTP_QUERY_REQ_UPIU *QueryReqUpiu;\r | |
584 | UINT8 Opcode;\r | |
585 | UINT32 DataSize;\r | |
586 | UINT8 *Data;\r | |
587 | UINT8 DataDirection;\r | |
588 | EFI_PHYSICAL_ADDRESS CmdDescPhyAddr;\r | |
589 | EFI_STATUS Status;\r | |
590 | \r | |
591 | ASSERT ((Private != NULL) && (Packet != NULL) && (Trd != NULL));\r | |
592 | \r | |
593 | Opcode = Packet->Opcode;\r | |
594 | if ((Opcode > UtpQueryFuncOpcodeTogFlag) || (Opcode == UtpQueryFuncOpcodeNop)) {\r | |
595 | return EFI_INVALID_PARAMETER;\r | |
596 | }\r | |
597 | \r | |
598 | DataDirection = Packet->DataDirection;\r | |
95ad8f7f HW |
599 | DataSize = Packet->TransferLength;\r |
600 | Data = Packet->DataBuffer;\r | |
0591696e FT |
601 | \r |
602 | if ((Opcode == UtpQueryFuncOpcodeWrDesc) || (Opcode == UtpQueryFuncOpcodeRdDesc)) {\r | |
95ad8f7f HW |
603 | if (DataSize == 0 || Data == NULL) {\r |
604 | return EFI_INVALID_PARAMETER;\r | |
605 | }\r | |
0591696e FT |
606 | TotalLen = ROUNDUP8 (sizeof (UTP_QUERY_REQ_UPIU)) + ROUNDUP8 (sizeof (UTP_QUERY_RESP_UPIU)) + ROUNDUP8 (DataSize);\r |
607 | } else {\r | |
608 | TotalLen = ROUNDUP8 (sizeof (UTP_QUERY_REQ_UPIU)) + ROUNDUP8 (sizeof (UTP_QUERY_RESP_UPIU));\r | |
609 | }\r | |
610 | \r | |
611 | Status = UfsAllocateAlignCommonBuffer (Private, TotalLen, CmdDescHost, &CmdDescPhyAddr, CmdDescMapping);\r | |
612 | if (EFI_ERROR (Status)) {\r | |
613 | return Status;\r | |
614 | }\r | |
615 | \r | |
616 | //\r | |
617 | // Initialize UTP QUERY REQUEST UPIU\r | |
618 | //\r | |
619 | QueryReqUpiu = (UTP_QUERY_REQ_UPIU*)*CmdDescHost;\r | |
620 | ASSERT (QueryReqUpiu != NULL);\r | |
621 | UfsInitQueryRequestUpiu (\r | |
622 | QueryReqUpiu,\r | |
623 | Private->TaskTag++,\r | |
624 | Opcode,\r | |
625 | Packet->DescId,\r | |
626 | Packet->Index,\r | |
627 | Packet->Selector,\r | |
628 | DataSize,\r | |
629 | Data\r | |
630 | );\r | |
631 | \r | |
632 | //\r | |
633 | // Fill UTP_TRD associated fields\r | |
634 | // NOTE: Some UFS host controllers request the Query Response UPIU *MUST* be located at a 64-bit aligned boundary.\r | |
635 | //\r | |
636 | Trd->Int = UFS_INTERRUPT_COMMAND;\r | |
637 | Trd->Dd = DataDirection;\r | |
638 | Trd->Ct = UFS_STORAGE_COMMAND_TYPE;\r | |
86bd34ca | 639 | Trd->Ocs = UFS_HC_TRD_OCS_INIT_VALUE;\r |
0591696e FT |
640 | Trd->UcdBa = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 7);\r |
641 | Trd->UcdBaU = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 32);\r | |
642 | if (Opcode == UtpQueryFuncOpcodeWrDesc) {\r | |
643 | Trd->RuL = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_QUERY_RESP_UPIU)), sizeof (UINT32));\r | |
16f69227 | 644 | Trd->RuO = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_QUERY_REQ_UPIU)) + ROUNDUP8 (DataSize), sizeof (UINT32));\r |
0591696e | 645 | } else {\r |
16f69227 | 646 | Trd->RuL = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_QUERY_RESP_UPIU)) + ROUNDUP8 (DataSize), sizeof (UINT32));\r |
0591696e FT |
647 | Trd->RuO = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_QUERY_REQ_UPIU)), sizeof (UINT32));\r |
648 | }\r | |
649 | \r | |
650 | return EFI_SUCCESS;\r | |
651 | }\r | |
652 | \r | |
653 | /**\r | |
654 | Allocate NOP IN and NOP OUT UPIU for filling UTP TRD's command descriptor field.\r | |
655 | \r | |
656 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
657 | @param[in] Trd The pointer to the UTP Transfer Request Descriptor.\r | |
658 | @param[out] CmdDescHost A pointer to store the base system memory address of the allocated range.\r | |
659 | @param[out] CmdDescMapping A resulting value to pass to Unmap().\r | |
660 | \r | |
661 | @retval EFI_SUCCESS The creation succeed.\r | |
662 | @retval EFI_DEVICE_ERROR The creation failed.\r | |
663 | @retval EFI_OUT_OF_RESOURCES The memory resource is insufficient.\r | |
664 | \r | |
665 | **/\r | |
666 | EFI_STATUS\r | |
667 | UfsCreateNopCommandDesc (\r | |
668 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
669 | IN UTP_TRD *Trd,\r | |
670 | OUT VOID **CmdDescHost,\r | |
671 | OUT VOID **CmdDescMapping\r | |
672 | )\r | |
673 | {\r | |
674 | UINTN TotalLen;\r | |
675 | UTP_NOP_OUT_UPIU *NopOutUpiu;\r | |
676 | EFI_STATUS Status;\r | |
677 | EFI_PHYSICAL_ADDRESS CmdDescPhyAddr;\r | |
678 | \r | |
679 | ASSERT ((Private != NULL) && (Trd != NULL));\r | |
680 | \r | |
681 | TotalLen = ROUNDUP8 (sizeof (UTP_NOP_OUT_UPIU)) + ROUNDUP8 (sizeof (UTP_NOP_IN_UPIU));\r | |
682 | Status = UfsAllocateAlignCommonBuffer (Private, TotalLen, CmdDescHost, &CmdDescPhyAddr, CmdDescMapping);\r | |
683 | if (EFI_ERROR (Status)) {\r | |
684 | return Status;\r | |
685 | }\r | |
686 | \r | |
687 | NopOutUpiu = (UTP_NOP_OUT_UPIU*)*CmdDescHost;\r | |
688 | ASSERT (NopOutUpiu != NULL);\r | |
689 | NopOutUpiu->TaskTag = Private->TaskTag++;\r | |
690 | \r | |
691 | //\r | |
692 | // Fill UTP_TRD associated fields\r | |
693 | // NOTE: Some UFS host controllers request the Nop Out UPIU *MUST* be located at a 64-bit aligned boundary.\r | |
694 | //\r | |
695 | Trd->Int = UFS_INTERRUPT_COMMAND;\r | |
696 | Trd->Dd = 0x00;\r | |
697 | Trd->Ct = UFS_STORAGE_COMMAND_TYPE;\r | |
86bd34ca | 698 | Trd->Ocs = UFS_HC_TRD_OCS_INIT_VALUE;\r |
0591696e FT |
699 | Trd->UcdBa = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 7);\r |
700 | Trd->UcdBaU = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 32);\r | |
701 | Trd->RuL = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_NOP_IN_UPIU)), sizeof (UINT32));\r | |
702 | Trd->RuO = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_NOP_OUT_UPIU)), sizeof (UINT32));\r | |
703 | \r | |
704 | return EFI_SUCCESS;\r | |
705 | }\r | |
706 | \r | |
707 | /**\r | |
708 | Find out available slot in transfer list of a UFS device.\r | |
709 | \r | |
710 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
711 | @param[out] Slot The available slot.\r | |
712 | \r | |
713 | @retval EFI_SUCCESS The available slot was found successfully.\r | |
0350b57c | 714 | @retval EFI_NOT_READY No slot is available at this moment.\r |
0591696e FT |
715 | \r |
716 | **/\r | |
717 | EFI_STATUS\r | |
718 | UfsFindAvailableSlotInTrl (\r | |
719 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
720 | OUT UINT8 *Slot\r | |
721 | )\r | |
722 | {\r | |
0350b57c HW |
723 | UINT8 Nutrs;\r |
724 | UINT8 Index;\r | |
725 | UINT32 Data;\r | |
726 | EFI_STATUS Status;\r | |
727 | \r | |
0591696e FT |
728 | ASSERT ((Private != NULL) && (Slot != NULL));\r |
729 | \r | |
0350b57c HW |
730 | Status = UfsMmioRead32 (Private, UFS_HC_UTRLDBR_OFFSET, &Data);\r |
731 | if (EFI_ERROR (Status)) {\r | |
732 | return Status;\r | |
733 | }\r | |
0591696e | 734 | \r |
a71272ed | 735 | Nutrs = (UINT8)((Private->UfsHcInfo.Capabilities & UFS_HC_CAP_NUTRS) + 1);\r |
0350b57c HW |
736 | \r |
737 | for (Index = 0; Index < Nutrs; Index++) {\r | |
738 | if ((Data & (BIT0 << Index)) == 0) {\r | |
739 | *Slot = Index;\r | |
740 | return EFI_SUCCESS;\r | |
741 | }\r | |
742 | }\r | |
743 | \r | |
744 | return EFI_NOT_READY;\r | |
0591696e FT |
745 | }\r |
746 | \r | |
0591696e FT |
747 | \r |
748 | /**\r | |
749 | Start specified slot in transfer list of a UFS device.\r | |
750 | \r | |
751 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
752 | @param[in] Slot The slot to be started.\r | |
753 | \r | |
754 | **/\r | |
095f0779 | 755 | EFI_STATUS\r |
0591696e FT |
756 | UfsStartExecCmd (\r |
757 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
758 | IN UINT8 Slot\r | |
d1102dba | 759 | )\r |
0591696e | 760 | {\r |
0591696e | 761 | UINT32 Data;\r |
095f0779 | 762 | EFI_STATUS Status;\r |
0591696e | 763 | \r |
095f0779 FT |
764 | Status = UfsMmioRead32 (Private, UFS_HC_UTRLRSR_OFFSET, &Data);\r |
765 | if (EFI_ERROR (Status)) {\r | |
766 | return Status;\r | |
767 | }\r | |
0591696e | 768 | \r |
0591696e | 769 | if ((Data & UFS_HC_UTRLRSR) != UFS_HC_UTRLRSR) {\r |
095f0779 FT |
770 | Status = UfsMmioWrite32 (Private, UFS_HC_UTRLRSR_OFFSET, UFS_HC_UTRLRSR);\r |
771 | if (EFI_ERROR (Status)) {\r | |
772 | return Status;\r | |
773 | }\r | |
774 | }\r | |
775 | \r | |
776 | Status = UfsMmioWrite32 (Private, UFS_HC_UTRLDBR_OFFSET, BIT0 << Slot);\r | |
777 | if (EFI_ERROR (Status)) {\r | |
778 | return Status;\r | |
0591696e FT |
779 | }\r |
780 | \r | |
095f0779 | 781 | return EFI_SUCCESS;\r |
0591696e FT |
782 | }\r |
783 | \r | |
784 | /**\r | |
785 | Stop specified slot in transfer list of a UFS device.\r | |
786 | \r | |
787 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
788 | @param[in] Slot The slot to be stop.\r | |
789 | \r | |
790 | **/\r | |
095f0779 | 791 | EFI_STATUS\r |
0591696e FT |
792 | UfsStopExecCmd (\r |
793 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
794 | IN UINT8 Slot\r | |
d1102dba | 795 | )\r |
0591696e | 796 | {\r |
0591696e | 797 | UINT32 Data;\r |
095f0779 | 798 | EFI_STATUS Status;\r |
0591696e | 799 | \r |
095f0779 FT |
800 | Status = UfsMmioRead32 (Private, UFS_HC_UTRLDBR_OFFSET, &Data);\r |
801 | if (EFI_ERROR (Status)) {\r | |
802 | return Status;\r | |
803 | }\r | |
0591696e | 804 | \r |
0591696e | 805 | if ((Data & (BIT0 << Slot)) != 0) {\r |
095f0779 FT |
806 | Status = UfsMmioRead32 (Private, UFS_HC_UTRLCLR_OFFSET, &Data);\r |
807 | if (EFI_ERROR (Status)) {\r | |
808 | return Status;\r | |
809 | }\r | |
810 | \r | |
811 | Status = UfsMmioWrite32 (Private, UFS_HC_UTRLCLR_OFFSET, Data & ~(BIT0 << Slot));\r | |
812 | if (EFI_ERROR (Status)) {\r | |
813 | return Status;\r | |
814 | }\r | |
0591696e | 815 | }\r |
095f0779 FT |
816 | \r |
817 | return EFI_SUCCESS;\r | |
0591696e FT |
818 | }\r |
819 | \r | |
820 | /**\r | |
95ad8f7f | 821 | Extracts return data from query response upiu.\r |
0591696e | 822 | \r |
95ad8f7f HW |
823 | @param[in] Packet Pointer to the UFS_DEVICE_MANAGEMENT_REQUEST_PACKET.\r |
824 | @param[in] QueryResp Pointer to the query response.\r | |
0591696e | 825 | \r |
95ad8f7f | 826 | @retval EFI_INVALID_PARAMETER Packet or QueryResp are empty or opcode is invalid.\r |
8894c90d | 827 | @retval EFI_DEVICE_ERROR Data returned from device is invalid.\r |
95ad8f7f | 828 | @retval EFI_SUCCESS Data extracted.\r |
0591696e FT |
829 | \r |
830 | **/\r | |
831 | EFI_STATUS\r | |
95ad8f7f HW |
832 | UfsGetReturnDataFromQueryResponse (\r |
833 | IN UFS_DEVICE_MANAGEMENT_REQUEST_PACKET *Packet,\r | |
834 | IN UTP_QUERY_RESP_UPIU *QueryResp\r | |
0591696e FT |
835 | )\r |
836 | {\r | |
95ad8f7f HW |
837 | UINT16 ReturnDataSize;\r |
838 | UINT32 ReturnData;\r | |
0591696e | 839 | \r |
95ad8f7f HW |
840 | if (Packet == NULL || QueryResp == NULL) {\r |
841 | return EFI_INVALID_PARAMETER;\r | |
842 | }\r | |
0591696e | 843 | \r |
95ad8f7f HW |
844 | switch (Packet->Opcode) {\r |
845 | case UtpQueryFuncOpcodeRdDesc:\r | |
846 | ReturnDataSize = QueryResp->Tsf.Length;\r | |
847 | SwapLittleEndianToBigEndian ((UINT8*)&ReturnDataSize, sizeof (UINT16));\r | |
8894c90d HW |
848 | //\r |
849 | // Make sure the hardware device does not return more data than expected.\r | |
850 | //\r | |
851 | if (ReturnDataSize > Packet->TransferLength) {\r | |
852 | return EFI_DEVICE_ERROR;\r | |
853 | }\r | |
854 | \r | |
95ad8f7f HW |
855 | CopyMem (Packet->DataBuffer, (QueryResp + 1), ReturnDataSize);\r |
856 | Packet->TransferLength = ReturnDataSize;\r | |
857 | break;\r | |
858 | case UtpQueryFuncOpcodeWrDesc:\r | |
859 | ReturnDataSize = QueryResp->Tsf.Length;\r | |
860 | SwapLittleEndianToBigEndian ((UINT8*)&ReturnDataSize, sizeof (UINT16));\r | |
861 | Packet->TransferLength = ReturnDataSize;\r | |
862 | break;\r | |
863 | case UtpQueryFuncOpcodeRdFlag:\r | |
864 | case UtpQueryFuncOpcodeSetFlag:\r | |
865 | case UtpQueryFuncOpcodeClrFlag:\r | |
866 | case UtpQueryFuncOpcodeTogFlag:\r | |
cd70b1a7 AS |
867 | //\r |
868 | // The 'FLAG VALUE' field is at byte offset 3 of QueryResp->Tsf.Value\r | |
869 | //\r | |
870 | *((UINT8*)(Packet->DataBuffer)) = *((UINT8*)&(QueryResp->Tsf.Value) + 3);\r | |
95ad8f7f HW |
871 | break;\r |
872 | case UtpQueryFuncOpcodeRdAttr:\r | |
873 | case UtpQueryFuncOpcodeWrAttr:\r | |
874 | ReturnData = QueryResp->Tsf.Value;\r | |
875 | SwapLittleEndianToBigEndian ((UINT8*) &ReturnData, sizeof (UINT32));\r | |
876 | CopyMem (Packet->DataBuffer, &ReturnData, sizeof (UINT32));\r | |
877 | break;\r | |
878 | default:\r | |
879 | return EFI_INVALID_PARAMETER;\r | |
0591696e | 880 | }\r |
95ad8f7f HW |
881 | \r |
882 | return EFI_SUCCESS;\r | |
883 | }\r | |
884 | \r | |
885 | /**\r | |
886 | Creates Transfer Request descriptor and sends Query Request to the device.\r | |
887 | \r | |
888 | @param[in] Private Pointer to the UFS_PASS_THRU_PRIVATE_DATA.\r | |
889 | @param[in] Packet Pointer to the UFS_DEVICE_MANAGEMENT_REQUEST_PACKET.\r | |
890 | \r | |
891 | @retval EFI_SUCCESS The device descriptor was read/written successfully.\r | |
32c9049d HW |
892 | @retval EFI_INVALID_PARAMETER The DescId, Index and Selector fields in Packet are invalid\r |
893 | combination to point to a type of UFS device descriptor.\r | |
95ad8f7f HW |
894 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to r/w the device descriptor.\r |
895 | @retval EFI_TIMEOUT A timeout occurred while waiting for the completion of r/w the device descriptor.\r | |
896 | \r | |
897 | **/\r | |
898 | EFI_STATUS\r | |
899 | UfsSendDmRequestRetry (\r | |
900 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
901 | IN UFS_DEVICE_MANAGEMENT_REQUEST_PACKET *Packet\r | |
902 | )\r | |
903 | {\r | |
904 | UINT8 Slot;\r | |
905 | UTP_TRD *Trd;\r | |
906 | VOID *CmdDescHost;\r | |
907 | VOID *CmdDescMapping;\r | |
908 | UINT32 CmdDescSize;\r | |
909 | EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHc;\r | |
910 | UTP_QUERY_RESP_UPIU *QueryResp;\r | |
911 | EFI_STATUS Status;\r | |
0591696e FT |
912 | \r |
913 | //\r | |
914 | // Find out which slot of transfer request list is available.\r | |
915 | //\r | |
916 | Status = UfsFindAvailableSlotInTrl (Private, &Slot);\r | |
917 | if (EFI_ERROR (Status)) {\r | |
918 | return Status;\r | |
919 | }\r | |
d1102dba | 920 | \r |
0591696e FT |
921 | Trd = ((UTP_TRD*)Private->UtpTrlBase) + Slot;\r |
922 | //\r | |
923 | // Fill transfer request descriptor to this slot.\r | |
924 | //\r | |
95ad8f7f | 925 | Status = UfsCreateDMCommandDesc (Private, Packet, Trd, &CmdDescHost, &CmdDescMapping);\r |
0591696e | 926 | if (EFI_ERROR (Status)) {\r |
95ad8f7f | 927 | DEBUG ((DEBUG_ERROR, "Failed to create DM command descriptor\n"));\r |
0591696e FT |
928 | return Status;\r |
929 | }\r | |
930 | \r | |
0591696e FT |
931 | UfsHc = Private->UfsHostController;\r |
932 | QueryResp = (UTP_QUERY_RESP_UPIU*)((UINT8*)CmdDescHost + Trd->RuO * sizeof (UINT32));\r | |
933 | ASSERT (QueryResp != NULL);\r | |
934 | CmdDescSize = Trd->RuO * sizeof (UINT32) + Trd->RuL * sizeof (UINT32);\r | |
935 | \r | |
936 | //\r | |
937 | // Start to execute the transfer request.\r | |
938 | //\r | |
939 | UfsStartExecCmd (Private, Slot);\r | |
940 | \r | |
941 | //\r | |
942 | // Wait for the completion of the transfer request.\r | |
95ad8f7f HW |
943 | //\r |
944 | Status = UfsWaitMemSet (Private, UFS_HC_UTRLDBR_OFFSET, BIT0, 0, Packet->Timeout);\r | |
0591696e FT |
945 | if (EFI_ERROR (Status)) {\r |
946 | goto Exit;\r | |
947 | }\r | |
948 | \r | |
95ad8f7f HW |
949 | if (Trd->Ocs != 0 || QueryResp->QueryResp != UfsUtpQueryResponseSuccess) {\r |
950 | DEBUG ((DEBUG_ERROR, "Failed to send query request, OCS = %X, QueryResp = %X\n", Trd->Ocs, QueryResp->QueryResp));\r | |
0591696e | 951 | DumpQueryResponseResult (QueryResp->QueryResp);\r |
32c9049d HW |
952 | \r |
953 | if ((QueryResp->QueryResp == UfsUtpQueryResponseInvalidSelector) ||\r | |
954 | (QueryResp->QueryResp == UfsUtpQueryResponseInvalidIndex) ||\r | |
955 | (QueryResp->QueryResp == UfsUtpQueryResponseInvalidIdn)) {\r | |
956 | Status = EFI_INVALID_PARAMETER;\r | |
957 | } else {\r | |
958 | Status = EFI_DEVICE_ERROR;\r | |
959 | }\r | |
0591696e FT |
960 | goto Exit;\r |
961 | }\r | |
962 | \r | |
95ad8f7f HW |
963 | Status = UfsGetReturnDataFromQueryResponse (Packet, QueryResp);\r |
964 | if (EFI_ERROR (Status)) {\r | |
965 | DEBUG ((DEBUG_ERROR, "Failed to get return data from query response\n"));\r | |
966 | goto Exit;\r | |
0591696e FT |
967 | }\r |
968 | \r | |
969 | Exit:\r | |
970 | UfsHc->Flush (UfsHc);\r | |
971 | \r | |
972 | UfsStopExecCmd (Private, Slot);\r | |
973 | \r | |
974 | if (CmdDescMapping != NULL) {\r | |
975 | UfsHc->Unmap (UfsHc, CmdDescMapping);\r | |
976 | }\r | |
977 | if (CmdDescHost != NULL) {\r | |
978 | UfsHc->FreeBuffer (UfsHc, EFI_SIZE_TO_PAGES (CmdDescSize), CmdDescHost);\r | |
979 | }\r | |
980 | \r | |
981 | return Status;\r | |
982 | }\r | |
983 | \r | |
95ad8f7f HW |
984 | /**\r |
985 | Sends Query Request to the device. Query is sent until device responds correctly or counter runs out.\r | |
986 | \r | |
987 | @param[in] Private Pointer to the UFS_PASS_THRU_PRIVATE_DATA.\r | |
988 | @param[in] Packet Pointer to the UFS_DEVICE_MANAGEMENT_PACKET.\r | |
989 | \r | |
990 | @retval EFI_SUCCESS The device responded correctly to the Query request.\r | |
32c9049d HW |
991 | @retval EFI_INVALID_PARAMETER The DescId, Index and Selector fields in Packet are invalid\r |
992 | combination to point to a type of UFS device descriptor.\r | |
95ad8f7f HW |
993 | @retval EFI_DEVICE_ERROR A device error occurred while waiting for the response from the device.\r |
994 | @retval EFI_TIMEOUT A timeout occurred while waiting for the completion of the operation.\r | |
995 | \r | |
996 | **/\r | |
997 | EFI_STATUS\r | |
998 | UfsSendDmRequest (\r | |
999 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1000 | IN UFS_DEVICE_MANAGEMENT_REQUEST_PACKET *Packet\r | |
1001 | )\r | |
1002 | {\r | |
1003 | EFI_STATUS Status;\r | |
1004 | UINT8 Retry;\r | |
1005 | \r | |
1006 | Status = EFI_SUCCESS;\r | |
1007 | \r | |
1008 | for (Retry = 0; Retry < 5; Retry ++) {\r | |
1009 | Status = UfsSendDmRequestRetry (Private, Packet);\r | |
1010 | if (!EFI_ERROR (Status)) {\r | |
1011 | return EFI_SUCCESS;\r | |
1012 | }\r | |
1013 | }\r | |
1014 | \r | |
1015 | DEBUG ((DEBUG_ERROR, "Failed to get response from the device after %d retries\n", Retry));\r | |
1016 | return Status;\r | |
1017 | }\r | |
1018 | \r | |
1019 | /**\r | |
1020 | Read or write specified device descriptor of a UFS device.\r | |
1021 | \r | |
1022 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1023 | @param[in] Read The boolean variable to show r/w direction.\r | |
1024 | @param[in] DescId The ID of device descriptor.\r | |
1025 | @param[in] Index The Index of device descriptor.\r | |
1026 | @param[in] Selector The Selector of device descriptor.\r | |
1027 | @param[in, out] Descriptor The buffer of device descriptor to be read or written.\r | |
32c9049d HW |
1028 | @param[in, out] DescSize The size of device descriptor buffer. On input, the size, in bytes,\r |
1029 | of the data buffer specified by Descriptor. On output, the number\r | |
1030 | of bytes that were actually transferred.\r | |
95ad8f7f HW |
1031 | \r |
1032 | @retval EFI_SUCCESS The device descriptor was read/written successfully.\r | |
32c9049d HW |
1033 | @retval EFI_INVALID_PARAMETER DescId, Index and Selector are invalid combination to point to a\r |
1034 | type of UFS device descriptor.\r | |
95ad8f7f HW |
1035 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to r/w the device descriptor.\r |
1036 | @retval EFI_TIMEOUT A timeout occurred while waiting for the completion of r/w the device descriptor.\r | |
1037 | \r | |
1038 | **/\r | |
1039 | EFI_STATUS\r | |
1040 | UfsRwDeviceDesc (\r | |
1041 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1042 | IN BOOLEAN Read,\r | |
1043 | IN UINT8 DescId,\r | |
1044 | IN UINT8 Index,\r | |
1045 | IN UINT8 Selector,\r | |
1046 | IN OUT VOID *Descriptor,\r | |
32c9049d | 1047 | IN OUT UINT32 *DescSize\r |
95ad8f7f HW |
1048 | )\r |
1049 | {\r | |
1050 | UFS_DEVICE_MANAGEMENT_REQUEST_PACKET Packet;\r | |
32c9049d HW |
1051 | EFI_STATUS Status;\r |
1052 | \r | |
1053 | if (DescSize == NULL) {\r | |
1054 | return EFI_INVALID_PARAMETER;\r | |
1055 | }\r | |
95ad8f7f HW |
1056 | \r |
1057 | ZeroMem (&Packet, sizeof (UFS_DEVICE_MANAGEMENT_REQUEST_PACKET));\r | |
1058 | \r | |
1059 | if (Read) {\r | |
1060 | Packet.DataDirection = UfsDataIn;\r | |
1061 | Packet.Opcode = UtpQueryFuncOpcodeRdDesc;\r | |
1062 | } else {\r | |
1063 | Packet.DataDirection = UfsDataOut;\r | |
1064 | Packet.Opcode = UtpQueryFuncOpcodeWrDesc;\r | |
1065 | }\r | |
1066 | Packet.DataBuffer = Descriptor;\r | |
32c9049d | 1067 | Packet.TransferLength = *DescSize;\r |
95ad8f7f HW |
1068 | Packet.DescId = DescId;\r |
1069 | Packet.Index = Index;\r | |
1070 | Packet.Selector = Selector;\r | |
1071 | Packet.Timeout = UFS_TIMEOUT;\r | |
1072 | \r | |
32c9049d HW |
1073 | Status = UfsSendDmRequest (Private, &Packet);\r |
1074 | if (EFI_ERROR (Status)) {\r | |
1075 | *DescSize = 0;\r | |
1076 | } else {\r | |
1077 | *DescSize = Packet.TransferLength;\r | |
1078 | }\r | |
1079 | \r | |
1080 | return Status;\r | |
95ad8f7f HW |
1081 | }\r |
1082 | \r | |
0591696e FT |
1083 | /**\r |
1084 | Read or write specified attribute of a UFS device.\r | |
1085 | \r | |
1086 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1087 | @param[in] Read The boolean variable to show r/w direction.\r | |
1088 | @param[in] AttrId The ID of Attribute.\r | |
1089 | @param[in] Index The Index of Attribute.\r | |
1090 | @param[in] Selector The Selector of Attribute.\r | |
1091 | @param[in, out] Attributes The value of Attribute to be read or written.\r | |
1092 | \r | |
1093 | @retval EFI_SUCCESS The Attribute was read/written successfully.\r | |
32c9049d HW |
1094 | @retval EFI_INVALID_PARAMETER AttrId, Index and Selector are invalid combination to point to a\r |
1095 | type of UFS device descriptor.\r | |
0591696e FT |
1096 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to r/w the Attribute.\r |
1097 | @retval EFI_TIMEOUT A timeout occurred while waiting for the completion of r/w the Attribute.\r | |
1098 | \r | |
1099 | **/\r | |
1100 | EFI_STATUS\r | |
1101 | UfsRwAttributes (\r | |
1102 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1103 | IN BOOLEAN Read,\r | |
1104 | IN UINT8 AttrId,\r | |
1105 | IN UINT8 Index,\r | |
1106 | IN UINT8 Selector,\r | |
1107 | IN OUT UINT32 *Attributes\r | |
1108 | )\r | |
1109 | {\r | |
0591696e | 1110 | UFS_DEVICE_MANAGEMENT_REQUEST_PACKET Packet;\r |
0591696e FT |
1111 | \r |
1112 | ZeroMem (&Packet, sizeof (UFS_DEVICE_MANAGEMENT_REQUEST_PACKET));\r | |
1113 | \r | |
1114 | if (Read) {\r | |
1115 | Packet.DataDirection = UfsDataIn;\r | |
1116 | Packet.Opcode = UtpQueryFuncOpcodeRdAttr;\r | |
1117 | } else {\r | |
1118 | Packet.DataDirection = UfsDataOut;\r | |
1119 | Packet.Opcode = UtpQueryFuncOpcodeWrAttr;\r | |
1120 | }\r | |
95ad8f7f | 1121 | Packet.DataBuffer = Attributes;\r |
0591696e FT |
1122 | Packet.DescId = AttrId;\r |
1123 | Packet.Index = Index;\r | |
1124 | Packet.Selector = Selector;\r | |
1125 | Packet.Timeout = UFS_TIMEOUT;\r | |
1126 | \r | |
95ad8f7f | 1127 | return UfsSendDmRequest (Private, &Packet);\r |
0591696e FT |
1128 | }\r |
1129 | \r | |
1130 | /**\r | |
1131 | Read or write specified flag of a UFS device.\r | |
1132 | \r | |
1133 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1134 | @param[in] Read The boolean variable to show r/w direction.\r | |
1135 | @param[in] FlagId The ID of flag to be read or written.\r | |
1136 | @param[in, out] Value The value to set or clear flag.\r | |
1137 | \r | |
1138 | @retval EFI_SUCCESS The flag was read/written successfully.\r | |
32c9049d | 1139 | @retval EFI_INVALID_PARAMETER FlagId is an invalid UFS flag ID.\r |
0591696e FT |
1140 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to r/w the flag.\r |
1141 | @retval EFI_TIMEOUT A timeout occurred while waiting for the completion of r/w the flag.\r | |
1142 | \r | |
1143 | **/\r | |
1144 | EFI_STATUS\r | |
1145 | UfsRwFlags (\r | |
1146 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1147 | IN BOOLEAN Read,\r | |
1148 | IN UINT8 FlagId,\r | |
1149 | IN OUT UINT8 *Value\r | |
1150 | )\r | |
1151 | {\r | |
0591696e | 1152 | UFS_DEVICE_MANAGEMENT_REQUEST_PACKET Packet;\r |
0591696e FT |
1153 | \r |
1154 | if (Value == NULL) {\r | |
1155 | return EFI_INVALID_PARAMETER;\r | |
1156 | }\r | |
1157 | \r | |
1158 | ZeroMem (&Packet, sizeof (UFS_DEVICE_MANAGEMENT_REQUEST_PACKET));\r | |
1159 | \r | |
1160 | if (Read) {\r | |
1161 | ASSERT (Value != NULL);\r | |
1162 | Packet.DataDirection = UfsDataIn;\r | |
1163 | Packet.Opcode = UtpQueryFuncOpcodeRdFlag;\r | |
1164 | } else {\r | |
1165 | Packet.DataDirection = UfsDataOut;\r | |
1166 | if (*Value == 1) {\r | |
1167 | Packet.Opcode = UtpQueryFuncOpcodeSetFlag;\r | |
1168 | } else if (*Value == 0) {\r | |
1169 | Packet.Opcode = UtpQueryFuncOpcodeClrFlag;\r | |
1170 | } else {\r | |
1171 | return EFI_INVALID_PARAMETER;\r | |
1172 | }\r | |
1173 | }\r | |
95ad8f7f | 1174 | Packet.DataBuffer = Value;\r |
0591696e FT |
1175 | Packet.DescId = FlagId;\r |
1176 | Packet.Index = 0;\r | |
1177 | Packet.Selector = 0;\r | |
1178 | Packet.Timeout = UFS_TIMEOUT;\r | |
1179 | \r | |
95ad8f7f | 1180 | return UfsSendDmRequest (Private, &Packet);\r |
0591696e FT |
1181 | }\r |
1182 | \r | |
1183 | /**\r | |
1184 | Set specified flag to 1 on a UFS device.\r | |
1185 | \r | |
1186 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1187 | @param[in] FlagId The ID of flag to be set.\r | |
1188 | \r | |
1189 | @retval EFI_SUCCESS The flag was set successfully.\r | |
1190 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to set the flag.\r | |
1191 | @retval EFI_TIMEOUT A timeout occurred while waiting for the completion of setting the flag.\r | |
1192 | \r | |
1193 | **/\r | |
1194 | EFI_STATUS\r | |
1195 | UfsSetFlag (\r | |
1196 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1197 | IN UINT8 FlagId\r | |
1198 | )\r | |
1199 | {\r | |
1200 | EFI_STATUS Status;\r | |
1201 | UINT8 Value;\r | |
1202 | \r | |
1203 | Value = 1;\r | |
1204 | Status = UfsRwFlags (Private, FALSE, FlagId, &Value);\r | |
1205 | \r | |
1206 | return Status;\r | |
1207 | }\r | |
1208 | \r | |
0591696e FT |
1209 | /**\r |
1210 | Read specified flag from a UFS device.\r | |
1211 | \r | |
1212 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1213 | @param[in] FlagId The ID of flag to be read.\r | |
1214 | @param[out] Value The flag's value.\r | |
1215 | \r | |
1216 | @retval EFI_SUCCESS The flag was read successfully.\r | |
1217 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to read the flag.\r | |
1218 | @retval EFI_TIMEOUT A timeout occurred while waiting for the completion of reading the flag.\r | |
1219 | \r | |
1220 | **/\r | |
1221 | EFI_STATUS\r | |
1222 | UfsReadFlag (\r | |
1223 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1224 | IN UINT8 FlagId,\r | |
1225 | OUT UINT8 *Value\r | |
1226 | )\r | |
1227 | {\r | |
1228 | EFI_STATUS Status;\r | |
1229 | \r | |
1230 | Status = UfsRwFlags (Private, TRUE, FlagId, Value);\r | |
1231 | \r | |
1232 | return Status;\r | |
1233 | }\r | |
1234 | \r | |
1235 | /**\r | |
1236 | Sends NOP IN cmd to a UFS device for initialization process request.\r | |
1237 | For more details, please refer to UFS 2.0 spec Figure 13.3.\r | |
1238 | \r | |
1239 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1240 | \r | |
1241 | @retval EFI_SUCCESS The NOP IN command was sent by the host. The NOP OUT response was\r | |
1242 | received successfully.\r | |
1243 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to execute NOP IN command.\r | |
1244 | @retval EFI_OUT_OF_RESOURCES The resource for transfer is not available.\r | |
1245 | @retval EFI_TIMEOUT A timeout occurred while waiting for the NOP IN command to execute.\r | |
1246 | \r | |
1247 | **/\r | |
1248 | EFI_STATUS\r | |
1249 | UfsExecNopCmds (\r | |
1250 | IN UFS_PASS_THRU_PRIVATE_DATA *Private\r | |
1251 | )\r | |
1252 | {\r | |
1253 | EFI_STATUS Status;\r | |
1254 | UINT8 Slot;\r | |
1255 | UTP_TRD *Trd;\r | |
1256 | UTP_NOP_IN_UPIU *NopInUpiu;\r | |
1257 | UINT32 CmdDescSize;\r | |
0591696e FT |
1258 | VOID *CmdDescHost;\r |
1259 | VOID *CmdDescMapping;\r | |
1260 | EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHc;\r | |
1261 | \r | |
1262 | //\r | |
1263 | // Find out which slot of transfer request list is available.\r | |
1264 | //\r | |
1265 | Status = UfsFindAvailableSlotInTrl (Private, &Slot);\r | |
1266 | if (EFI_ERROR (Status)) {\r | |
1267 | return Status;\r | |
1268 | }\r | |
1269 | \r | |
1270 | Trd = ((UTP_TRD*)Private->UtpTrlBase) + Slot;\r | |
1271 | Status = UfsCreateNopCommandDesc (Private, Trd, &CmdDescHost, &CmdDescMapping);\r | |
1272 | if (EFI_ERROR (Status)) {\r | |
1273 | return Status;\r | |
1274 | }\r | |
1275 | \r | |
1276 | //\r | |
1277 | // Check the transfer request result.\r | |
1278 | //\r | |
1279 | UfsHc = Private->UfsHostController;\r | |
1280 | NopInUpiu = (UTP_NOP_IN_UPIU*)((UINT8*)CmdDescHost + Trd->RuO * sizeof (UINT32));\r | |
1281 | ASSERT (NopInUpiu != NULL);\r | |
1282 | CmdDescSize = Trd->RuO * sizeof (UINT32) + Trd->RuL * sizeof (UINT32);\r | |
1283 | \r | |
1284 | //\r | |
1285 | // Start to execute the transfer request.\r | |
1286 | //\r | |
1287 | UfsStartExecCmd (Private, Slot);\r | |
1288 | \r | |
1289 | //\r | |
1290 | // Wait for the completion of the transfer request.\r | |
d1102dba | 1291 | //\r |
13fca387 | 1292 | Status = UfsWaitMemSet (Private, UFS_HC_UTRLDBR_OFFSET, BIT0 << Slot, 0, UFS_TIMEOUT);\r |
0591696e FT |
1293 | if (EFI_ERROR (Status)) {\r |
1294 | goto Exit;\r | |
1295 | }\r | |
1296 | \r | |
1297 | if (NopInUpiu->Resp != 0) {\r | |
1298 | Status = EFI_DEVICE_ERROR;\r | |
1299 | } else {\r | |
1300 | Status = EFI_SUCCESS;\r | |
1301 | }\r | |
1302 | \r | |
1303 | Exit:\r | |
1304 | UfsHc->Flush (UfsHc);\r | |
1305 | \r | |
1306 | UfsStopExecCmd (Private, Slot);\r | |
1307 | \r | |
1308 | if (CmdDescMapping != NULL) {\r | |
1309 | UfsHc->Unmap (UfsHc, CmdDescMapping);\r | |
1310 | }\r | |
1311 | if (CmdDescHost != NULL) {\r | |
1312 | UfsHc->FreeBuffer (UfsHc, EFI_SIZE_TO_PAGES (CmdDescSize), CmdDescHost);\r | |
1313 | }\r | |
1314 | \r | |
1315 | return Status;\r | |
1316 | }\r | |
1317 | \r | |
a37e18f6 AM |
1318 | /**\r |
1319 | Cleanup data buffers after data transfer. This function\r | |
1320 | also takes care to copy all data to user memory pool for\r | |
1321 | unaligned data transfers.\r | |
1322 | \r | |
1323 | @param[in] Private Pointer to the UFS_PASS_THRU_PRIVATE_DATA\r | |
1324 | @param[in] TransReq Pointer to the transfer request\r | |
1325 | **/\r | |
1326 | VOID\r | |
1327 | UfsReconcileDataTransferBuffer (\r | |
1328 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1329 | IN UFS_PASS_THRU_TRANS_REQ *TransReq\r | |
1330 | )\r | |
1331 | {\r | |
1332 | if (TransReq->DataBufMapping != NULL) {\r | |
1333 | Private->UfsHostController->Unmap (\r | |
1334 | Private->UfsHostController,\r | |
1335 | TransReq->DataBufMapping\r | |
1336 | );\r | |
1337 | }\r | |
1338 | \r | |
1339 | //\r | |
1340 | // Check if unaligned transfer was performed. If it was and we read\r | |
1341 | // data from device copy memory to user data buffers before cleanup.\r | |
1342 | // The assumption is if auxiliary aligned data buffer is not NULL then\r | |
1343 | // unaligned transfer has been performed.\r | |
1344 | //\r | |
1345 | if (TransReq->AlignedDataBuf != NULL) {\r | |
1346 | if (TransReq->Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ) {\r | |
1347 | CopyMem (TransReq->Packet->InDataBuffer, TransReq->AlignedDataBuf, TransReq->Packet->InTransferLength);\r | |
1348 | }\r | |
1349 | //\r | |
1350 | // Wipe out the transfer buffer in case it contains sensitive data.\r | |
1351 | //\r | |
1352 | ZeroMem (TransReq->AlignedDataBuf, TransReq->AlignedDataBufSize);\r | |
1353 | FreeAlignedPages (TransReq->AlignedDataBuf, EFI_SIZE_TO_PAGES (TransReq->AlignedDataBufSize));\r | |
1354 | TransReq->AlignedDataBuf = NULL;\r | |
1355 | }\r | |
1356 | }\r | |
1357 | \r | |
1358 | /**\r | |
1359 | Prepare data buffer for transfer.\r | |
1360 | \r | |
1361 | @param[in] Private Pointer to the UFS_PASS_THRU_PRIVATE_DATA\r | |
1362 | @param[in, out] TransReq Pointer to the transfer request\r | |
1363 | \r | |
1364 | @retval EFI_DEVICE_ERROR Failed to prepare buffer for transfer\r | |
1365 | @retval EFI_SUCCESS Buffer ready for transfer\r | |
1366 | **/\r | |
1367 | EFI_STATUS\r | |
1368 | UfsPrepareDataTransferBuffer (\r | |
1369 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1370 | IN OUT UFS_PASS_THRU_TRANS_REQ *TransReq\r | |
1371 | )\r | |
1372 | {\r | |
1373 | EFI_STATUS Status;\r | |
1374 | VOID *DataBuf;\r | |
1375 | UINT32 DataLen;\r | |
1376 | UINTN MapLength;\r | |
1377 | EFI_PHYSICAL_ADDRESS DataBufPhyAddr;\r | |
1378 | EDKII_UFS_HOST_CONTROLLER_OPERATION Flag;\r | |
1379 | UTP_TR_PRD *PrdtBase;\r | |
1380 | \r | |
1381 | DataBufPhyAddr = 0;\r | |
1382 | DataBuf = NULL;\r | |
1383 | \r | |
1384 | //\r | |
1385 | // For unaligned data transfers we allocate auxiliary DWORD aligned memory pool.\r | |
1386 | // When command is finished auxiliary memory pool is copied into actual user memory.\r | |
1387 | // This is requiered to assure data transfer safety(DWORD alignment required by UFS spec.)\r | |
1388 | //\r | |
1389 | if (TransReq->Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ) {\r | |
1390 | if (((UINTN)TransReq->Packet->InDataBuffer % 4 != 0) || (TransReq->Packet->InTransferLength % 4 != 0)) {\r | |
1391 | DataLen = TransReq->Packet->InTransferLength + (4 - (TransReq->Packet->InTransferLength % 4));\r | |
1392 | DataBuf = AllocateAlignedPages (EFI_SIZE_TO_PAGES (DataLen), 4);\r | |
1393 | if (DataBuf == NULL) {\r | |
1394 | return EFI_DEVICE_ERROR;\r | |
1395 | }\r | |
1396 | ZeroMem (DataBuf, DataLen);\r | |
1397 | TransReq->AlignedDataBuf = DataBuf;\r | |
1398 | TransReq->AlignedDataBufSize = DataLen;\r | |
1399 | } else {\r | |
1400 | DataLen = TransReq->Packet->InTransferLength;\r | |
1401 | DataBuf = TransReq->Packet->InDataBuffer;\r | |
1402 | }\r | |
1403 | Flag = EdkiiUfsHcOperationBusMasterWrite;\r | |
1404 | } else {\r | |
1405 | if (((UINTN)TransReq->Packet->OutDataBuffer % 4 != 0) || (TransReq->Packet->OutTransferLength % 4 != 0)) {\r | |
1406 | DataLen = TransReq->Packet->OutTransferLength + (4 - (TransReq->Packet->OutTransferLength % 4));\r | |
1407 | DataBuf = AllocateAlignedPages (EFI_SIZE_TO_PAGES (DataLen), 4);\r | |
1408 | if (DataBuf == NULL) {\r | |
1409 | return EFI_DEVICE_ERROR;\r | |
1410 | }\r | |
1411 | CopyMem (DataBuf, TransReq->Packet->OutDataBuffer, TransReq->Packet->OutTransferLength);\r | |
1412 | TransReq->AlignedDataBuf = DataBuf;\r | |
1413 | TransReq->AlignedDataBufSize = DataLen;\r | |
1414 | } else {\r | |
1415 | DataLen = TransReq->Packet->OutTransferLength;\r | |
1416 | DataBuf = TransReq->Packet->OutDataBuffer;\r | |
1417 | }\r | |
1418 | Flag = EdkiiUfsHcOperationBusMasterRead;\r | |
1419 | }\r | |
1420 | \r | |
1421 | if (DataLen != 0) {\r | |
1422 | MapLength = DataLen;\r | |
1423 | Status = Private->UfsHostController->Map (\r | |
1424 | Private->UfsHostController,\r | |
1425 | Flag,\r | |
1426 | DataBuf,\r | |
1427 | &MapLength,\r | |
1428 | &DataBufPhyAddr,\r | |
1429 | &TransReq->DataBufMapping\r | |
1430 | );\r | |
1431 | \r | |
1432 | if (EFI_ERROR (Status) || (DataLen != MapLength)) {\r | |
1433 | if (TransReq->AlignedDataBuf != NULL) {\r | |
1434 | //\r | |
1435 | // Wipe out the transfer buffer in case it contains sensitive data.\r | |
1436 | //\r | |
1437 | ZeroMem (TransReq->AlignedDataBuf, TransReq->AlignedDataBufSize);\r | |
1438 | FreeAlignedPages (TransReq->AlignedDataBuf, EFI_SIZE_TO_PAGES (TransReq->AlignedDataBufSize));\r | |
1439 | TransReq->AlignedDataBuf = NULL;\r | |
1440 | }\r | |
1441 | return EFI_DEVICE_ERROR;\r | |
1442 | }\r | |
1443 | }\r | |
1444 | \r | |
1445 | //\r | |
1446 | // Fill PRDT table of Command UPIU for executed SCSI cmd.\r | |
1447 | //\r | |
1448 | PrdtBase = (UTP_TR_PRD*)((UINT8*)TransReq->CmdDescHost + ROUNDUP8 (sizeof (UTP_COMMAND_UPIU)) + ROUNDUP8 (sizeof (UTP_RESPONSE_UPIU)));\r | |
1449 | ASSERT (PrdtBase != NULL);\r | |
1450 | UfsInitUtpPrdt (PrdtBase, (VOID*)(UINTN)DataBufPhyAddr, DataLen);\r | |
1451 | \r | |
1452 | return EFI_SUCCESS;\r | |
1453 | }\r | |
1454 | \r | |
0591696e FT |
1455 | /**\r |
1456 | Sends a UFS-supported SCSI Request Packet to a UFS device that is attached to the UFS host controller.\r | |
1457 | \r | |
1458 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1459 | @param[in] Lun The LUN of the UFS device to send the SCSI Request Packet.\r | |
1460 | @param[in, out] Packet A pointer to the SCSI Request Packet to send to a specified Lun of the\r | |
1461 | UFS device.\r | |
0350b57c HW |
1462 | @param[in] Event If nonblocking I/O is not supported then Event is ignored, and blocking\r |
1463 | I/O is performed. If Event is NULL, then blocking I/O is performed. If\r | |
1464 | Event is not NULL and non blocking I/O is supported, then\r | |
1465 | nonblocking I/O is performed, and Event will be signaled when the\r | |
1466 | SCSI Request Packet completes.\r | |
0591696e FT |
1467 | \r |
1468 | @retval EFI_SUCCESS The SCSI Request Packet was sent by the host. For bi-directional\r | |
1469 | commands, InTransferLength bytes were transferred from\r | |
1470 | InDataBuffer. For write and bi-directional commands,\r | |
1471 | OutTransferLength bytes were transferred by\r | |
1472 | OutDataBuffer.\r | |
1473 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to send the SCSI Request\r | |
1474 | Packet.\r | |
1475 | @retval EFI_OUT_OF_RESOURCES The resource for transfer is not available.\r | |
1476 | @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request Packet to execute.\r | |
1477 | \r | |
1478 | **/\r | |
1479 | EFI_STATUS\r | |
1480 | UfsExecScsiCmds (\r | |
1481 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1482 | IN UINT8 Lun,\r | |
0350b57c HW |
1483 | IN OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet,\r |
1484 | IN EFI_EVENT Event OPTIONAL\r | |
0591696e FT |
1485 | )\r |
1486 | {\r | |
1487 | EFI_STATUS Status;\r | |
0591696e FT |
1488 | UTP_RESPONSE_UPIU *Response;\r |
1489 | UINT16 SenseDataLen;\r | |
1490 | UINT32 ResTranCount;\r | |
0350b57c HW |
1491 | EFI_TPL OldTpl;\r |
1492 | UFS_PASS_THRU_TRANS_REQ *TransReq;\r | |
a37e18f6 | 1493 | EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHc;\r |
0591696e | 1494 | \r |
a37e18f6 | 1495 | TransReq = AllocateZeroPool (sizeof (UFS_PASS_THRU_TRANS_REQ));\r |
0350b57c HW |
1496 | if (TransReq == NULL) {\r |
1497 | return EFI_OUT_OF_RESOURCES;\r | |
1498 | }\r | |
1499 | \r | |
1500 | TransReq->Signature = UFS_PASS_THRU_TRANS_REQ_SIG;\r | |
1501 | TransReq->TimeoutRemain = Packet->Timeout;\r | |
a37e18f6 AM |
1502 | TransReq->Packet = Packet;\r |
1503 | \r | |
0591696e FT |
1504 | UfsHc = Private->UfsHostController;\r |
1505 | //\r | |
1506 | // Find out which slot of transfer request list is available.\r | |
1507 | //\r | |
0350b57c | 1508 | Status = UfsFindAvailableSlotInTrl (Private, &TransReq->Slot);\r |
0591696e FT |
1509 | if (EFI_ERROR (Status)) {\r |
1510 | return Status;\r | |
1511 | }\r | |
1512 | \r | |
0350b57c | 1513 | TransReq->Trd = ((UTP_TRD*)Private->UtpTrlBase) + TransReq->Slot;\r |
0591696e FT |
1514 | \r |
1515 | //\r | |
1516 | // Fill transfer request descriptor to this slot.\r | |
1517 | //\r | |
0350b57c HW |
1518 | Status = UfsCreateScsiCommandDesc (\r |
1519 | Private,\r | |
1520 | Lun,\r | |
1521 | Packet,\r | |
1522 | TransReq->Trd,\r | |
1523 | &TransReq->CmdDescHost,\r | |
1524 | &TransReq->CmdDescMapping\r | |
1525 | );\r | |
0591696e FT |
1526 | if (EFI_ERROR (Status)) {\r |
1527 | return Status;\r | |
1528 | }\r | |
1529 | \r | |
0350b57c | 1530 | TransReq->CmdDescSize = TransReq->Trd->PrdtO * sizeof (UINT32) + TransReq->Trd->PrdtL * sizeof (UTP_TR_PRD);\r |
0591696e | 1531 | \r |
a37e18f6 AM |
1532 | Status = UfsPrepareDataTransferBuffer (Private, TransReq);\r |
1533 | if (EFI_ERROR (Status)) {\r | |
1534 | goto Exit1;\r | |
0591696e | 1535 | }\r |
0591696e | 1536 | \r |
0350b57c HW |
1537 | //\r |
1538 | // Insert the async SCSI cmd to the Async I/O list\r | |
1539 | //\r | |
1540 | if (Event != NULL) {\r | |
7e4632a3 | 1541 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
0350b57c HW |
1542 | TransReq->CallerEvent = Event;\r |
1543 | InsertTailList (&Private->Queue, &TransReq->TransferList);\r | |
1544 | gBS->RestoreTPL (OldTpl);\r | |
1545 | }\r | |
1546 | \r | |
0591696e FT |
1547 | //\r |
1548 | // Start to execute the transfer request.\r | |
1549 | //\r | |
0350b57c HW |
1550 | UfsStartExecCmd (Private, TransReq->Slot);\r |
1551 | \r | |
1552 | //\r | |
1553 | // Immediately return for async I/O.\r | |
1554 | //\r | |
1555 | if (Event != NULL) {\r | |
1556 | return EFI_SUCCESS;\r | |
1557 | }\r | |
0591696e FT |
1558 | \r |
1559 | //\r | |
1560 | // Wait for the completion of the transfer request.\r | |
d1102dba | 1561 | //\r |
13fca387 | 1562 | Status = UfsWaitMemSet (Private, UFS_HC_UTRLDBR_OFFSET, BIT0 << TransReq->Slot, 0, Packet->Timeout);\r |
0591696e FT |
1563 | if (EFI_ERROR (Status)) {\r |
1564 | goto Exit;\r | |
1565 | }\r | |
1566 | \r | |
1567 | //\r | |
1568 | // Get sense data if exists\r | |
1569 | //\r | |
0350b57c | 1570 | Response = (UTP_RESPONSE_UPIU*)((UINT8*)TransReq->CmdDescHost + TransReq->Trd->RuO * sizeof (UINT32));\r |
0591696e FT |
1571 | ASSERT (Response != NULL);\r |
1572 | SenseDataLen = Response->SenseDataLen;\r | |
1573 | SwapLittleEndianToBigEndian ((UINT8*)&SenseDataLen, sizeof (UINT16));\r | |
d1102dba | 1574 | \r |
0591696e | 1575 | if ((Packet->SenseDataLength != 0) && (Packet->SenseData != NULL)) {\r |
8894c90d HW |
1576 | //\r |
1577 | // Make sure the hardware device does not return more data than expected.\r | |
1578 | //\r | |
1579 | if (SenseDataLen <= Packet->SenseDataLength) {\r | |
1580 | CopyMem (Packet->SenseData, Response->SenseData, SenseDataLen);\r | |
1581 | Packet->SenseDataLength = (UINT8)SenseDataLen;\r | |
1582 | } else {\r | |
1583 | Packet->SenseDataLength = 0;\r | |
1584 | }\r | |
0591696e FT |
1585 | }\r |
1586 | \r | |
1587 | //\r | |
1588 | // Check the transfer request result.\r | |
1589 | //\r | |
1590 | Packet->TargetStatus = Response->Status;\r | |
1591 | if (Response->Response != 0) {\r | |
edd94e74 | 1592 | DEBUG ((DEBUG_ERROR, "UfsExecScsiCmds() fails with Target Failure\n"));\r |
0591696e FT |
1593 | Status = EFI_DEVICE_ERROR;\r |
1594 | goto Exit;\r | |
1595 | }\r | |
1596 | \r | |
0350b57c | 1597 | if (TransReq->Trd->Ocs == 0) {\r |
0591696e FT |
1598 | if (Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ) {\r |
1599 | if ((Response->Flags & BIT5) == BIT5) {\r | |
1600 | ResTranCount = Response->ResTranCount;\r | |
1601 | SwapLittleEndianToBigEndian ((UINT8*)&ResTranCount, sizeof (UINT32));\r | |
1602 | Packet->InTransferLength -= ResTranCount;\r | |
1603 | }\r | |
1604 | } else {\r | |
1605 | if ((Response->Flags & BIT5) == BIT5) {\r | |
1606 | ResTranCount = Response->ResTranCount;\r | |
1607 | SwapLittleEndianToBigEndian ((UINT8*)&ResTranCount, sizeof (UINT32));\r | |
1608 | Packet->OutTransferLength -= ResTranCount;\r | |
1609 | }\r | |
1610 | }\r | |
1611 | } else {\r | |
1612 | Status = EFI_DEVICE_ERROR;\r | |
1613 | }\r | |
1614 | \r | |
1615 | Exit:\r | |
1616 | UfsHc->Flush (UfsHc);\r | |
1617 | \r | |
0350b57c | 1618 | UfsStopExecCmd (Private, TransReq->Slot);\r |
0591696e | 1619 | \r |
a37e18f6 | 1620 | UfsReconcileDataTransferBuffer (Private, TransReq);\r |
0591696e FT |
1621 | \r |
1622 | Exit1:\r | |
0350b57c HW |
1623 | if (TransReq->CmdDescMapping != NULL) {\r |
1624 | UfsHc->Unmap (UfsHc, TransReq->CmdDescMapping);\r | |
0591696e | 1625 | }\r |
0350b57c HW |
1626 | if (TransReq->CmdDescHost != NULL) {\r |
1627 | UfsHc->FreeBuffer (UfsHc, EFI_SIZE_TO_PAGES (TransReq->CmdDescSize), TransReq->CmdDescHost);\r | |
1628 | }\r | |
1629 | if (TransReq != NULL) {\r | |
1630 | FreePool (TransReq);\r | |
0591696e FT |
1631 | }\r |
1632 | return Status;\r | |
1633 | }\r | |
1634 | \r | |
0591696e | 1635 | /**\r |
f426d874 | 1636 | Send UIC command.\r |
0591696e | 1637 | \r |
90952ad7 AM |
1638 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r |
1639 | @param[in, out] UicCommand UIC command descriptor. On exit contains UIC command results.\r | |
0591696e FT |
1640 | \r |
1641 | @return EFI_SUCCESS Successfully execute this UIC command and detect attached UFS device.\r | |
1642 | @return EFI_DEVICE_ERROR Fail to execute this UIC command and detect attached UFS device.\r | |
0591696e FT |
1643 | \r |
1644 | **/\r | |
1645 | EFI_STATUS\r | |
1646 | UfsExecUicCommands (\r | |
1647 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
90952ad7 | 1648 | IN OUT EDKII_UIC_COMMAND *UicCommand\r |
0591696e FT |
1649 | )\r |
1650 | {\r | |
1651 | EFI_STATUS Status;\r | |
0591696e | 1652 | UINT32 Data;\r |
0591696e | 1653 | \r |
095f0779 FT |
1654 | Status = UfsMmioRead32 (Private, UFS_HC_IS_OFFSET, &Data);\r |
1655 | if (EFI_ERROR (Status)) {\r | |
1656 | return Status;\r | |
1657 | }\r | |
1658 | \r | |
0591696e FT |
1659 | if ((Data & UFS_HC_IS_UCCS) == UFS_HC_IS_UCCS) {\r |
1660 | //\r | |
1661 | // Clear IS.BIT10 UIC Command Completion Status (UCCS) at first.\r | |
1662 | //\r | |
095f0779 FT |
1663 | Status = UfsMmioWrite32 (Private, UFS_HC_IS_OFFSET, Data);\r |
1664 | if (EFI_ERROR (Status)) {\r | |
1665 | return Status;\r | |
1666 | }\r | |
0591696e FT |
1667 | }\r |
1668 | \r | |
1669 | //\r | |
1670 | // When programming UIC command registers, host software shall set the register UICCMD\r | |
1671 | // only after all the UIC command argument registers (UICCMDARG1, UICCMDARG2 and UICCMDARG3)\r | |
1672 | // are set.\r | |
1673 | //\r | |
90952ad7 | 1674 | Status = UfsMmioWrite32 (Private, UFS_HC_UCMD_ARG1_OFFSET, UicCommand->Arg1);\r |
095f0779 FT |
1675 | if (EFI_ERROR (Status)) {\r |
1676 | return Status;\r | |
1677 | }\r | |
0591696e | 1678 | \r |
90952ad7 | 1679 | Status = UfsMmioWrite32 (Private, UFS_HC_UCMD_ARG2_OFFSET, UicCommand->Arg2);\r |
095f0779 FT |
1680 | if (EFI_ERROR (Status)) {\r |
1681 | return Status;\r | |
1682 | }\r | |
0591696e | 1683 | \r |
90952ad7 | 1684 | Status = UfsMmioWrite32 (Private, UFS_HC_UCMD_ARG3_OFFSET, UicCommand->Arg3);\r |
095f0779 FT |
1685 | if (EFI_ERROR (Status)) {\r |
1686 | return Status;\r | |
1687 | }\r | |
0591696e FT |
1688 | \r |
1689 | //\r | |
1690 | // Host software shall only set the UICCMD if HCS.UCRDY is set to 1.\r | |
1691 | //\r | |
095f0779 | 1692 | Status = UfsWaitMemSet (Private, UFS_HC_STATUS_OFFSET, UFS_HC_HCS_UCRDY, UFS_HC_HCS_UCRDY, UFS_TIMEOUT);\r |
0591696e FT |
1693 | if (EFI_ERROR (Status)) {\r |
1694 | return Status;\r | |
1695 | }\r | |
1696 | \r | |
90952ad7 | 1697 | Status = UfsMmioWrite32 (Private, UFS_HC_UIC_CMD_OFFSET, UicCommand->Opcode);\r |
095f0779 FT |
1698 | if (EFI_ERROR (Status)) {\r |
1699 | return Status;\r | |
1700 | }\r | |
0591696e FT |
1701 | \r |
1702 | //\r | |
1703 | // UFS 2.0 spec section 5.3.1 Offset:0x20 IS.Bit10 UIC Command Completion Status (UCCS)\r | |
d1102dba | 1704 | // This bit is set to '1' by the host controller upon completion of a UIC command.\r |
0591696e | 1705 | //\r |
095f0779 | 1706 | Status = UfsWaitMemSet (Private, UFS_HC_IS_OFFSET, UFS_HC_IS_UCCS, UFS_HC_IS_UCCS, UFS_TIMEOUT);\r |
0591696e FT |
1707 | if (EFI_ERROR (Status)) {\r |
1708 | return Status;\r | |
1709 | }\r | |
1710 | \r | |
90952ad7 AM |
1711 | if (UicCommand->Opcode != UfsUicDmeReset) {\r |
1712 | Status = UfsMmioRead32 (Private, UFS_HC_UCMD_ARG2_OFFSET, &UicCommand->Arg2);\r | |
095f0779 FT |
1713 | if (EFI_ERROR (Status)) {\r |
1714 | return Status;\r | |
1715 | }\r | |
90952ad7 AM |
1716 | Status = UfsMmioRead32 (Private, UFS_HC_UCMD_ARG3_OFFSET, &UicCommand->Arg3);\r |
1717 | if (EFI_ERROR (Status)) {\r | |
1718 | return Status;\r | |
1719 | }\r | |
1720 | if ((UicCommand->Arg2 & 0xFF) != 0) {\r | |
0591696e | 1721 | DEBUG_CODE_BEGIN();\r |
90952ad7 | 1722 | DumpUicCmdExecResult ((UINT8)UicCommand->Opcode, (UINT8)(UicCommand->Arg2 & 0xFF));\r |
0591696e FT |
1723 | DEBUG_CODE_END();\r |
1724 | return EFI_DEVICE_ERROR;\r | |
1725 | }\r | |
1726 | }\r | |
1727 | \r | |
0591696e FT |
1728 | return EFI_SUCCESS;\r |
1729 | }\r | |
1730 | \r | |
1731 | /**\r | |
1732 | Allocate common buffer for host and UFS bus master access simultaneously.\r | |
1733 | \r | |
1734 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1735 | @param[in] Size The length of buffer to be allocated.\r | |
1736 | @param[out] CmdDescHost A pointer to store the base system memory address of the allocated range.\r | |
1737 | @param[out] CmdDescPhyAddr The resulting map address for the UFS bus master to use to access the hosts CmdDescHost.\r | |
1738 | @param[out] CmdDescMapping A resulting value to pass to Unmap().\r | |
1739 | \r | |
1740 | @retval EFI_SUCCESS The common buffer was allocated successfully.\r | |
1741 | @retval EFI_DEVICE_ERROR The allocation fails.\r | |
1742 | @retval EFI_OUT_OF_RESOURCES The memory resource is insufficient.\r | |
1743 | \r | |
1744 | **/\r | |
1745 | EFI_STATUS\r | |
1746 | UfsAllocateAlignCommonBuffer (\r | |
1747 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
1748 | IN UINTN Size,\r | |
1749 | OUT VOID **CmdDescHost,\r | |
1750 | OUT EFI_PHYSICAL_ADDRESS *CmdDescPhyAddr,\r | |
1751 | OUT VOID **CmdDescMapping\r | |
1752 | )\r | |
1753 | {\r | |
1754 | EFI_STATUS Status;\r | |
1755 | UINTN Bytes;\r | |
1756 | BOOLEAN Is32BitAddr;\r | |
1757 | EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHc;\r | |
1758 | \r | |
a71272ed | 1759 | if ((Private->UfsHcInfo.Capabilities & UFS_HC_CAP_64ADDR) == UFS_HC_CAP_64ADDR) {\r |
0591696e | 1760 | Is32BitAddr = FALSE;\r |
a2e3feb6 HZ |
1761 | } else {\r |
1762 | Is32BitAddr = TRUE;\r | |
0591696e FT |
1763 | }\r |
1764 | \r | |
1765 | UfsHc = Private->UfsHostController;\r | |
1766 | Status = UfsHc->AllocateBuffer (\r | |
1767 | UfsHc,\r | |
1768 | AllocateAnyPages,\r | |
1769 | EfiBootServicesData,\r | |
1770 | EFI_SIZE_TO_PAGES (Size),\r | |
1771 | CmdDescHost,\r | |
1772 | 0\r | |
1773 | );\r | |
1774 | if (EFI_ERROR (Status)) {\r | |
1775 | *CmdDescMapping = NULL;\r | |
1776 | *CmdDescHost = NULL;\r | |
1777 | *CmdDescPhyAddr = 0;\r | |
1778 | return EFI_OUT_OF_RESOURCES;\r | |
1779 | }\r | |
1780 | \r | |
1781 | Bytes = EFI_PAGES_TO_SIZE (EFI_SIZE_TO_PAGES (Size));\r | |
1782 | Status = UfsHc->Map (\r | |
1783 | UfsHc,\r | |
1784 | EdkiiUfsHcOperationBusMasterCommonBuffer,\r | |
1785 | *CmdDescHost,\r | |
1786 | &Bytes,\r | |
1787 | CmdDescPhyAddr,\r | |
1788 | CmdDescMapping\r | |
1789 | );\r | |
1790 | \r | |
1791 | if (EFI_ERROR (Status) || (Bytes != EFI_PAGES_TO_SIZE (EFI_SIZE_TO_PAGES (Size)))) {\r | |
1792 | UfsHc->FreeBuffer (\r | |
1793 | UfsHc,\r | |
1794 | EFI_PAGES_TO_SIZE (EFI_SIZE_TO_PAGES (Size)),\r | |
1795 | *CmdDescHost\r | |
1796 | );\r | |
1797 | *CmdDescHost = NULL;\r | |
1798 | return EFI_OUT_OF_RESOURCES;\r | |
1799 | }\r | |
1800 | \r | |
1801 | if (Is32BitAddr && ((*CmdDescPhyAddr) > 0x100000000ULL)) {\r | |
1802 | //\r | |
1803 | // The UFS host controller doesn't support 64bit addressing, so should not get a >4G UFS bus master address.\r | |
1804 | //\r | |
1805 | UfsHc->Unmap (\r | |
1806 | UfsHc,\r | |
1807 | *CmdDescMapping\r | |
1808 | );\r | |
1809 | UfsHc->FreeBuffer (\r | |
1810 | UfsHc,\r | |
1811 | EFI_PAGES_TO_SIZE (EFI_SIZE_TO_PAGES (Size)),\r | |
1812 | *CmdDescHost\r | |
1813 | );\r | |
1814 | *CmdDescMapping = NULL;\r | |
1815 | *CmdDescHost = NULL;\r | |
1816 | return EFI_DEVICE_ERROR;\r | |
1817 | }\r | |
1818 | \r | |
1819 | ZeroMem (*CmdDescHost, EFI_PAGES_TO_SIZE (EFI_SIZE_TO_PAGES (Size)));\r | |
1820 | return EFI_SUCCESS;\r | |
1821 | }\r | |
1822 | \r | |
1823 | /**\r | |
1824 | Enable the UFS host controller for accessing.\r | |
1825 | \r | |
1826 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1827 | \r | |
1828 | @retval EFI_SUCCESS The UFS host controller enabling was executed successfully.\r | |
1829 | @retval EFI_DEVICE_ERROR A device error occurred while enabling the UFS host controller.\r | |
1830 | \r | |
1831 | **/\r | |
1832 | EFI_STATUS\r | |
1833 | UfsEnableHostController (\r | |
1834 | IN UFS_PASS_THRU_PRIVATE_DATA *Private\r | |
1835 | )\r | |
1836 | {\r | |
1837 | EFI_STATUS Status;\r | |
0591696e FT |
1838 | UINT32 Data;\r |
1839 | \r | |
ecc32c90 AM |
1840 | if (mUfsHcPlatform != NULL && mUfsHcPlatform->Callback != NULL) {\r |
1841 | Status = mUfsHcPlatform->Callback (Private->Handle, EdkiiUfsHcPreHce, &Private->UfsHcDriverInterface);\r | |
1842 | if (EFI_ERROR (Status)) {\r | |
1843 | DEBUG ((DEBUG_ERROR, "Failure from platform driver during EdkiiUfsHcPreHce, Status = %r\n", Status));\r | |
1844 | return Status;\r | |
1845 | }\r | |
1846 | }\r | |
1847 | \r | |
0591696e FT |
1848 | //\r |
1849 | // UFS 2.0 spec section 7.1.1 - Host Controller Initialization\r | |
1850 | //\r | |
1851 | // Reinitialize the UFS host controller if HCE bit of HC register is set.\r | |
1852 | //\r | |
095f0779 FT |
1853 | Status = UfsMmioRead32 (Private, UFS_HC_ENABLE_OFFSET, &Data);\r |
1854 | if (EFI_ERROR (Status)) {\r | |
1855 | return Status;\r | |
1856 | }\r | |
1857 | \r | |
0591696e FT |
1858 | if ((Data & UFS_HC_HCE_EN) == UFS_HC_HCE_EN) {\r |
1859 | //\r | |
1860 | // Write a 0 to the HCE register at first to disable the host controller.\r | |
1861 | //\r | |
095f0779 FT |
1862 | Status = UfsMmioWrite32 (Private, UFS_HC_ENABLE_OFFSET, 0);\r |
1863 | if (EFI_ERROR (Status)) {\r | |
1864 | return Status;\r | |
1865 | }\r | |
0591696e FT |
1866 | //\r |
1867 | // Wait until HCE is read as '0' before continuing.\r | |
1868 | //\r | |
095f0779 | 1869 | Status = UfsWaitMemSet (Private, UFS_HC_ENABLE_OFFSET, UFS_HC_HCE_EN, 0, UFS_TIMEOUT);\r |
0591696e FT |
1870 | if (EFI_ERROR (Status)) {\r |
1871 | return EFI_DEVICE_ERROR;\r | |
1872 | }\r | |
1873 | }\r | |
1874 | \r | |
1875 | //\r | |
1876 | // Write a 1 to the HCE register to enable the UFS host controller.\r | |
1877 | //\r | |
095f0779 FT |
1878 | Status = UfsMmioWrite32 (Private, UFS_HC_ENABLE_OFFSET, UFS_HC_HCE_EN);\r |
1879 | if (EFI_ERROR (Status)) {\r | |
1880 | return Status;\r | |
1881 | }\r | |
1882 | \r | |
0591696e FT |
1883 | //\r |
1884 | // Wait until HCE is read as '1' before continuing.\r | |
1885 | //\r | |
095f0779 | 1886 | Status = UfsWaitMemSet (Private, UFS_HC_ENABLE_OFFSET, UFS_HC_HCE_EN, UFS_HC_HCE_EN, UFS_TIMEOUT);\r |
0591696e FT |
1887 | if (EFI_ERROR (Status)) {\r |
1888 | return EFI_DEVICE_ERROR;\r | |
1889 | }\r | |
1890 | \r | |
ecc32c90 AM |
1891 | if (mUfsHcPlatform != NULL && mUfsHcPlatform->Callback != NULL) {\r |
1892 | Status = mUfsHcPlatform->Callback (Private->Handle, EdkiiUfsHcPostHce, &Private->UfsHcDriverInterface);\r | |
1893 | if (EFI_ERROR (Status)) {\r | |
1894 | DEBUG ((DEBUG_ERROR, "Failure from platform driver during EdkiiUfsHcPostHce, Status = %r\n", Status));\r | |
1895 | return Status;\r | |
1896 | }\r | |
1897 | }\r | |
1898 | \r | |
0591696e FT |
1899 | return EFI_SUCCESS;\r |
1900 | }\r | |
1901 | \r | |
1902 | /**\r | |
1903 | Detect if a UFS device attached.\r | |
1904 | \r | |
1905 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1906 | \r | |
1907 | @retval EFI_SUCCESS The UFS device detection was executed successfully.\r | |
1908 | @retval EFI_NOT_FOUND Not found a UFS device attached.\r | |
1909 | @retval EFI_DEVICE_ERROR A device error occurred while detecting the UFS device.\r | |
1910 | \r | |
1911 | **/\r | |
1912 | EFI_STATUS\r | |
1913 | UfsDeviceDetection (\r | |
1914 | IN UFS_PASS_THRU_PRIVATE_DATA *Private\r | |
1915 | )\r | |
1916 | {\r | |
90952ad7 AM |
1917 | UINTN Retry;\r |
1918 | EFI_STATUS Status;\r | |
1919 | UINT32 Data;\r | |
1920 | EDKII_UIC_COMMAND LinkStartupCommand;\r | |
0591696e | 1921 | \r |
ecc32c90 AM |
1922 | if (mUfsHcPlatform != NULL && mUfsHcPlatform->Callback != NULL) {\r |
1923 | Status = mUfsHcPlatform->Callback (Private->Handle, EdkiiUfsHcPreLinkStartup, &Private->UfsHcDriverInterface);\r | |
1924 | if (EFI_ERROR (Status)) {\r | |
1925 | DEBUG ((DEBUG_ERROR, "Failure from platform driver during EdkiiUfsHcPreLinkStartup, Status = %r\n", Status));\r | |
1926 | return Status;\r | |
1927 | }\r | |
1928 | }\r | |
1929 | \r | |
0591696e FT |
1930 | //\r |
1931 | // Start UFS device detection.\r | |
1932 | // Try up to 3 times for establishing data link with device.\r | |
1933 | //\r | |
1934 | for (Retry = 0; Retry < 3; Retry++) {\r | |
90952ad7 AM |
1935 | LinkStartupCommand.Opcode = UfsUicDmeLinkStartup;\r |
1936 | LinkStartupCommand.Arg1 = 0;\r | |
1937 | LinkStartupCommand.Arg2 = 0;\r | |
1938 | LinkStartupCommand.Arg3 = 0;\r | |
1939 | Status = UfsExecUicCommands (Private, &LinkStartupCommand);\r | |
f426d874 AM |
1940 | if (EFI_ERROR (Status)) {\r |
1941 | return EFI_DEVICE_ERROR;\r | |
0591696e FT |
1942 | }\r |
1943 | \r | |
f426d874 AM |
1944 | Status = UfsMmioRead32 (Private, UFS_HC_STATUS_OFFSET, &Data);\r |
1945 | if (EFI_ERROR (Status)) {\r | |
1946 | return EFI_DEVICE_ERROR;\r | |
0591696e FT |
1947 | }\r |
1948 | \r | |
f426d874 AM |
1949 | if ((Data & UFS_HC_HCS_DP) == 0) {\r |
1950 | Status = UfsWaitMemSet (Private, UFS_HC_IS_OFFSET, UFS_HC_IS_ULSS, UFS_HC_IS_ULSS, UFS_TIMEOUT);\r | |
1951 | if (EFI_ERROR (Status)) {\r | |
1952 | return EFI_DEVICE_ERROR;\r | |
1953 | }\r | |
1954 | } else {\r | |
ecc32c90 AM |
1955 | if (mUfsHcPlatform != NULL && mUfsHcPlatform->Callback != NULL) {\r |
1956 | Status = mUfsHcPlatform->Callback (Private->Handle, EdkiiUfsHcPostLinkStartup, &Private->UfsHcDriverInterface);\r | |
1957 | if (EFI_ERROR (Status)) {\r | |
1958 | DEBUG ((DEBUG_ERROR, "Failure from platform driver during EdkiiUfsHcPostLinkStartup, Status = %r\n", Status));\r | |
1959 | return Status;\r | |
1960 | }\r | |
1961 | }\r | |
f426d874 AM |
1962 | return EFI_SUCCESS;\r |
1963 | }\r | |
0591696e FT |
1964 | }\r |
1965 | \r | |
f426d874 | 1966 | return EFI_NOT_FOUND;\r |
0591696e FT |
1967 | }\r |
1968 | \r | |
1969 | /**\r | |
1970 | Initialize UFS task management request list related h/w context.\r | |
1971 | \r | |
1972 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
1973 | \r | |
1974 | @retval EFI_SUCCESS The UFS task management list was initialzed successfully.\r | |
1975 | @retval EFI_DEVICE_ERROR The initialization fails.\r | |
1976 | \r | |
1977 | **/\r | |
1978 | EFI_STATUS\r | |
1979 | UfsInitTaskManagementRequestList (\r | |
1980 | IN UFS_PASS_THRU_PRIVATE_DATA *Private\r | |
1981 | )\r | |
1982 | {\r | |
0591696e FT |
1983 | UINT8 Nutmrs;\r |
1984 | VOID *CmdDescHost;\r | |
1985 | EFI_PHYSICAL_ADDRESS CmdDescPhyAddr;\r | |
1986 | VOID *CmdDescMapping;\r | |
1987 | EFI_STATUS Status;\r | |
d1102dba | 1988 | \r |
0591696e FT |
1989 | //\r |
1990 | // Initial h/w and s/w context for future operations.\r | |
1991 | //\r | |
1992 | CmdDescHost = NULL;\r | |
1993 | CmdDescMapping = NULL;\r | |
1994 | CmdDescPhyAddr = 0;\r | |
095f0779 | 1995 | \r |
0591696e FT |
1996 | //\r |
1997 | // Allocate and initialize UTP Task Management Request List.\r | |
1998 | //\r | |
a71272ed | 1999 | Nutmrs = (UINT8) (RShiftU64 ((Private->UfsHcInfo.Capabilities & UFS_HC_CAP_NUTMRS), 16) + 1);\r |
0591696e FT |
2000 | Status = UfsAllocateAlignCommonBuffer (Private, Nutmrs * sizeof (UTP_TMRD), &CmdDescHost, &CmdDescPhyAddr, &CmdDescMapping);\r |
2001 | if (EFI_ERROR (Status)) {\r | |
2002 | return Status;\r | |
2003 | }\r | |
2004 | \r | |
2005 | //\r | |
2006 | // Program the UTP Task Management Request List Base Address and UTP Task Management\r | |
2007 | // Request List Base Address with a 64-bit address allocated at step 6.\r | |
2008 | //\r | |
095f0779 FT |
2009 | Status = UfsMmioWrite32 (Private, UFS_HC_UTMRLBA_OFFSET, (UINT32)(UINTN)CmdDescPhyAddr);\r |
2010 | if (EFI_ERROR (Status)) {\r | |
2011 | return Status;\r | |
2012 | }\r | |
2013 | \r | |
2014 | Status = UfsMmioWrite32 (Private, UFS_HC_UTMRLBAU_OFFSET, (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 32));\r | |
2015 | if (EFI_ERROR (Status)) {\r | |
2016 | return Status;\r | |
2017 | }\r | |
0591696e FT |
2018 | Private->UtpTmrlBase = CmdDescHost;\r |
2019 | Private->Nutmrs = Nutmrs;\r | |
2020 | Private->TmrlMapping = CmdDescMapping;\r | |
2021 | \r | |
2022 | //\r | |
2023 | // Enable the UTP Task Management Request List by setting the UTP Task Management\r | |
2024 | // Request List RunStop Register (UTMRLRSR) to '1'.\r | |
2025 | //\r | |
095f0779 FT |
2026 | Status = UfsMmioWrite32 (Private, UFS_HC_UTMRLRSR_OFFSET, UFS_HC_UTMRLRSR);\r |
2027 | if (EFI_ERROR (Status)) {\r | |
2028 | return Status;\r | |
2029 | }\r | |
0591696e FT |
2030 | \r |
2031 | return EFI_SUCCESS;\r | |
2032 | }\r | |
2033 | \r | |
2034 | /**\r | |
2035 | Initialize UFS transfer request list related h/w context.\r | |
2036 | \r | |
2037 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
2038 | \r | |
2039 | @retval EFI_SUCCESS The UFS transfer list was initialzed successfully.\r | |
2040 | @retval EFI_DEVICE_ERROR The initialization fails.\r | |
2041 | \r | |
2042 | **/\r | |
2043 | EFI_STATUS\r | |
2044 | UfsInitTransferRequestList (\r | |
2045 | IN UFS_PASS_THRU_PRIVATE_DATA *Private\r | |
2046 | )\r | |
2047 | {\r | |
0591696e FT |
2048 | UINT8 Nutrs;\r |
2049 | VOID *CmdDescHost;\r | |
2050 | EFI_PHYSICAL_ADDRESS CmdDescPhyAddr;\r | |
d1102dba | 2051 | VOID *CmdDescMapping;\r |
0591696e FT |
2052 | EFI_STATUS Status;\r |
2053 | \r | |
2054 | //\r | |
2055 | // Initial h/w and s/w context for future operations.\r | |
2056 | //\r | |
2057 | CmdDescHost = NULL;\r | |
2058 | CmdDescMapping = NULL;\r | |
2059 | CmdDescPhyAddr = 0;\r | |
095f0779 | 2060 | \r |
0591696e FT |
2061 | //\r |
2062 | // Allocate and initialize UTP Transfer Request List.\r | |
2063 | //\r | |
a71272ed | 2064 | Nutrs = (UINT8)((Private->UfsHcInfo.Capabilities & UFS_HC_CAP_NUTRS) + 1);\r |
0591696e FT |
2065 | Status = UfsAllocateAlignCommonBuffer (Private, Nutrs * sizeof (UTP_TRD), &CmdDescHost, &CmdDescPhyAddr, &CmdDescMapping);\r |
2066 | if (EFI_ERROR (Status)) {\r | |
2067 | return Status;\r | |
2068 | }\r | |
2069 | \r | |
2070 | //\r | |
2071 | // Program the UTP Transfer Request List Base Address and UTP Transfer Request List\r | |
2072 | // Base Address with a 64-bit address allocated at step 8.\r | |
2073 | //\r | |
095f0779 FT |
2074 | Status = UfsMmioWrite32 (Private, UFS_HC_UTRLBA_OFFSET, (UINT32)(UINTN)CmdDescPhyAddr);\r |
2075 | if (EFI_ERROR (Status)) {\r | |
2076 | return Status;\r | |
2077 | }\r | |
2078 | \r | |
2079 | Status = UfsMmioWrite32 (Private, UFS_HC_UTRLBAU_OFFSET, (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 32));\r | |
2080 | if (EFI_ERROR (Status)) {\r | |
2081 | return Status;\r | |
2082 | }\r | |
2083 | \r | |
0591696e | 2084 | Private->UtpTrlBase = CmdDescHost;\r |
d1102dba | 2085 | Private->Nutrs = Nutrs;\r |
0591696e FT |
2086 | Private->TrlMapping = CmdDescMapping;\r |
2087 | \r | |
2088 | //\r | |
2089 | // Enable the UTP Transfer Request List by setting the UTP Transfer Request List\r | |
2090 | // RunStop Register (UTRLRSR) to '1'.\r | |
2091 | //\r | |
095f0779 FT |
2092 | Status = UfsMmioWrite32 (Private, UFS_HC_UTRLRSR_OFFSET, UFS_HC_UTRLRSR);\r |
2093 | if (EFI_ERROR (Status)) {\r | |
2094 | return Status;\r | |
2095 | }\r | |
0591696e FT |
2096 | \r |
2097 | return EFI_SUCCESS;\r | |
2098 | }\r | |
2099 | \r | |
2100 | /**\r | |
2101 | Initialize the UFS host controller.\r | |
2102 | \r | |
2103 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
2104 | \r | |
2105 | @retval EFI_SUCCESS The Ufs Host Controller is initialized successfully.\r | |
2106 | @retval Others A device error occurred while initializing the controller.\r | |
2107 | \r | |
2108 | **/\r | |
2109 | EFI_STATUS\r | |
2110 | UfsControllerInit (\r | |
2111 | IN UFS_PASS_THRU_PRIVATE_DATA *Private\r | |
2112 | )\r | |
2113 | {\r | |
2114 | EFI_STATUS Status;\r | |
2115 | \r | |
2116 | Status = UfsEnableHostController (Private);\r | |
2117 | if (EFI_ERROR (Status)) {\r | |
edd94e74 | 2118 | DEBUG ((DEBUG_ERROR, "UfsControllerInit: Enable Host Controller Fails, Status = %r\n", Status));\r |
0591696e FT |
2119 | return Status;\r |
2120 | }\r | |
2121 | \r | |
2122 | Status = UfsDeviceDetection (Private);\r | |
2123 | if (EFI_ERROR (Status)) {\r | |
edd94e74 | 2124 | DEBUG ((DEBUG_ERROR, "UfsControllerInit: Device Detection Fails, Status = %r\n", Status));\r |
0591696e FT |
2125 | return Status;\r |
2126 | }\r | |
2127 | \r | |
2128 | Status = UfsInitTaskManagementRequestList (Private);\r | |
2129 | if (EFI_ERROR (Status)) {\r | |
edd94e74 | 2130 | DEBUG ((DEBUG_ERROR, "UfsControllerInit: Task management list initialization Fails, Status = %r\n", Status));\r |
0591696e FT |
2131 | return Status;\r |
2132 | }\r | |
2133 | \r | |
2134 | Status = UfsInitTransferRequestList (Private);\r | |
2135 | if (EFI_ERROR (Status)) {\r | |
edd94e74 | 2136 | DEBUG ((DEBUG_ERROR, "UfsControllerInit: Transfer list initialization Fails, Status = %r\n", Status));\r |
0591696e FT |
2137 | return Status;\r |
2138 | }\r | |
2139 | \r | |
edd94e74 | 2140 | DEBUG ((DEBUG_INFO, "UfsControllerInit Finished\n"));\r |
0591696e FT |
2141 | return EFI_SUCCESS;\r |
2142 | }\r | |
2143 | \r | |
2144 | /**\r | |
2145 | Stop the UFS host controller.\r | |
2146 | \r | |
2147 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r | |
2148 | \r | |
2149 | @retval EFI_SUCCESS The Ufs Host Controller is stopped successfully.\r | |
2150 | @retval Others A device error occurred while stopping the controller.\r | |
2151 | \r | |
2152 | **/\r | |
2153 | EFI_STATUS\r | |
2154 | UfsControllerStop (\r | |
2155 | IN UFS_PASS_THRU_PRIVATE_DATA *Private\r | |
2156 | )\r | |
2157 | {\r | |
2158 | EFI_STATUS Status;\r | |
0591696e FT |
2159 | UINT32 Data;\r |
2160 | \r | |
2161 | //\r | |
2162 | // Enable the UTP Task Management Request List by setting the UTP Task Management\r | |
2163 | // Request List RunStop Register (UTMRLRSR) to '1'.\r | |
2164 | //\r | |
095f0779 FT |
2165 | Status = UfsMmioWrite32 (Private, UFS_HC_UTMRLRSR_OFFSET, 0);\r |
2166 | if (EFI_ERROR (Status)) {\r | |
2167 | return Status;\r | |
2168 | }\r | |
0591696e FT |
2169 | \r |
2170 | //\r | |
2171 | // Enable the UTP Transfer Request List by setting the UTP Transfer Request List\r | |
2172 | // RunStop Register (UTRLRSR) to '1'.\r | |
2173 | //\r | |
095f0779 FT |
2174 | Status = UfsMmioWrite32 (Private, UFS_HC_UTRLRSR_OFFSET, 0);\r |
2175 | if (EFI_ERROR (Status)) {\r | |
2176 | return Status;\r | |
2177 | }\r | |
0591696e FT |
2178 | \r |
2179 | //\r | |
2180 | // Write a 0 to the HCE register in order to disable the host controller.\r | |
2181 | //\r | |
095f0779 FT |
2182 | Status = UfsMmioRead32 (Private, UFS_HC_ENABLE_OFFSET, &Data);\r |
2183 | if (EFI_ERROR (Status)) {\r | |
2184 | return Status;\r | |
2185 | }\r | |
0591696e | 2186 | ASSERT ((Data & UFS_HC_HCE_EN) == UFS_HC_HCE_EN);\r |
095f0779 FT |
2187 | \r |
2188 | Status = UfsMmioWrite32 (Private, UFS_HC_ENABLE_OFFSET, 0);\r | |
2189 | if (EFI_ERROR (Status)) {\r | |
2190 | return Status;\r | |
2191 | }\r | |
0591696e FT |
2192 | \r |
2193 | //\r | |
2194 | // Wait until HCE is read as '0' before continuing.\r | |
2195 | //\r | |
095f0779 | 2196 | Status = UfsWaitMemSet (Private, UFS_HC_ENABLE_OFFSET, UFS_HC_HCE_EN, 0, UFS_TIMEOUT);\r |
0591696e FT |
2197 | if (EFI_ERROR (Status)) {\r |
2198 | return EFI_DEVICE_ERROR;\r | |
2199 | }\r | |
2200 | \r | |
edd94e74 | 2201 | DEBUG ((DEBUG_INFO, "UfsController is stopped\n"));\r |
0591696e FT |
2202 | \r |
2203 | return EFI_SUCCESS;\r | |
2204 | }\r | |
2205 | \r | |
0350b57c HW |
2206 | /**\r |
2207 | Internal helper function which will signal the caller event and clean up\r | |
2208 | resources.\r | |
2209 | \r | |
2210 | @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data\r | |
2211 | structure.\r | |
2212 | @param[in] TransReq The pointer to the UFS_PASS_THRU_TRANS_REQ data\r | |
2213 | structure.\r | |
2214 | \r | |
2215 | **/\r | |
2216 | VOID\r | |
2217 | EFIAPI\r | |
2218 | SignalCallerEvent (\r | |
2219 | IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r | |
2220 | IN UFS_PASS_THRU_TRANS_REQ *TransReq\r | |
2221 | )\r | |
2222 | {\r | |
2223 | EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHc;\r | |
2224 | EFI_EVENT CallerEvent;\r | |
2225 | \r | |
33e2ba78 HW |
2226 | ASSERT ((Private != NULL) && (TransReq != NULL));\r |
2227 | \r | |
0350b57c HW |
2228 | UfsHc = Private->UfsHostController;\r |
2229 | CallerEvent = TransReq->CallerEvent;\r | |
2230 | \r | |
2231 | RemoveEntryList (&TransReq->TransferList);\r | |
2232 | \r | |
2233 | UfsHc->Flush (UfsHc);\r | |
2234 | \r | |
2235 | UfsStopExecCmd (Private, TransReq->Slot);\r | |
2236 | \r | |
a37e18f6 | 2237 | UfsReconcileDataTransferBuffer (Private, TransReq);\r |
0350b57c HW |
2238 | \r |
2239 | if (TransReq->CmdDescMapping != NULL) {\r | |
2240 | UfsHc->Unmap (UfsHc, TransReq->CmdDescMapping);\r | |
2241 | }\r | |
2242 | if (TransReq->CmdDescHost != NULL) {\r | |
2243 | UfsHc->FreeBuffer (\r | |
2244 | UfsHc,\r | |
2245 | EFI_SIZE_TO_PAGES (TransReq->CmdDescSize),\r | |
2246 | TransReq->CmdDescHost\r | |
2247 | );\r | |
2248 | }\r | |
33e2ba78 HW |
2249 | \r |
2250 | FreePool (TransReq);\r | |
0350b57c HW |
2251 | \r |
2252 | gBS->SignalEvent (CallerEvent);\r | |
2253 | return;\r | |
2254 | }\r | |
2255 | \r | |
2256 | /**\r | |
2257 | Call back function when the timer event is signaled.\r | |
2258 | \r | |
2259 | @param[in] Event The Event this notify function registered to.\r | |
2260 | @param[in] Context Pointer to the context data registered to the Event.\r | |
2261 | \r | |
2262 | **/\r | |
2263 | VOID\r | |
2264 | EFIAPI\r | |
2265 | ProcessAsyncTaskList (\r | |
2266 | IN EFI_EVENT Event,\r | |
2267 | IN VOID *Context\r | |
2268 | )\r | |
2269 | {\r | |
2270 | UFS_PASS_THRU_PRIVATE_DATA *Private;\r | |
2271 | LIST_ENTRY *Entry;\r | |
2272 | LIST_ENTRY *NextEntry;\r | |
2273 | UFS_PASS_THRU_TRANS_REQ *TransReq;\r | |
2274 | EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet;\r | |
2275 | UTP_RESPONSE_UPIU *Response;\r | |
2276 | UINT16 SenseDataLen;\r | |
2277 | UINT32 ResTranCount;\r | |
2278 | UINT32 SlotsMap;\r | |
2279 | UINT32 Value;\r | |
2280 | EFI_STATUS Status;\r | |
2281 | \r | |
2282 | Private = (UFS_PASS_THRU_PRIVATE_DATA*) Context;\r | |
2283 | SlotsMap = 0;\r | |
2284 | \r | |
2285 | //\r | |
2286 | // Check the entries in the async I/O queue are done or not.\r | |
2287 | //\r | |
2288 | if (!IsListEmpty(&Private->Queue)) {\r | |
d189a3f9 | 2289 | BASE_LIST_FOR_EACH_SAFE (Entry, NextEntry, &Private->Queue) {\r |
0350b57c HW |
2290 | TransReq = UFS_PASS_THRU_TRANS_REQ_FROM_THIS (Entry);\r |
2291 | Packet = TransReq->Packet;\r | |
2292 | \r | |
2293 | if ((SlotsMap & (BIT0 << TransReq->Slot)) != 0) {\r | |
2294 | return;\r | |
2295 | }\r | |
2296 | SlotsMap |= BIT0 << TransReq->Slot;\r | |
2297 | \r | |
2298 | Status = UfsMmioRead32 (Private, UFS_HC_UTRLDBR_OFFSET, &Value);\r | |
2299 | if (EFI_ERROR (Status)) {\r | |
2300 | //\r | |
2301 | // TODO: Should find/add a proper host adapter return status for this\r | |
2302 | // case.\r | |
2303 | //\r | |
2304 | Packet->HostAdapterStatus = EFI_EXT_SCSI_STATUS_HOST_ADAPTER_PHASE_ERROR;\r | |
edd94e74 | 2305 | DEBUG ((DEBUG_VERBOSE, "ProcessAsyncTaskList(): Signal Event %p UfsMmioRead32() Error.\n", TransReq->CallerEvent));\r |
0350b57c HW |
2306 | SignalCallerEvent (Private, TransReq);\r |
2307 | continue;\r | |
2308 | }\r | |
2309 | \r | |
2310 | if ((Value & (BIT0 << TransReq->Slot)) != 0) {\r | |
2311 | //\r | |
2312 | // Scsi cmd not finished yet.\r | |
2313 | //\r | |
2314 | if (TransReq->TimeoutRemain > UFS_HC_ASYNC_TIMER) {\r | |
2315 | TransReq->TimeoutRemain -= UFS_HC_ASYNC_TIMER;\r | |
2316 | continue;\r | |
2317 | } else {\r | |
2318 | //\r | |
2319 | // Timeout occurs.\r | |
2320 | //\r | |
2321 | Packet->HostAdapterStatus = EFI_EXT_SCSI_STATUS_HOST_ADAPTER_TIMEOUT_COMMAND;\r | |
edd94e74 | 2322 | DEBUG ((DEBUG_VERBOSE, "ProcessAsyncTaskList(): Signal Event %p EFI_TIMEOUT.\n", TransReq->CallerEvent));\r |
0350b57c HW |
2323 | SignalCallerEvent (Private, TransReq);\r |
2324 | continue;\r | |
2325 | }\r | |
2326 | } else {\r | |
2327 | //\r | |
2328 | // Scsi cmd finished.\r | |
2329 | //\r | |
2330 | // Get sense data if exists\r | |
2331 | //\r | |
2332 | Response = (UTP_RESPONSE_UPIU*)((UINT8*)TransReq->CmdDescHost + TransReq->Trd->RuO * sizeof (UINT32));\r | |
2333 | ASSERT (Response != NULL);\r | |
2334 | SenseDataLen = Response->SenseDataLen;\r | |
2335 | SwapLittleEndianToBigEndian ((UINT8*)&SenseDataLen, sizeof (UINT16));\r | |
2336 | \r | |
2337 | if ((Packet->SenseDataLength != 0) && (Packet->SenseData != NULL)) {\r | |
8894c90d HW |
2338 | //\r |
2339 | // Make sure the hardware device does not return more data than expected.\r | |
2340 | //\r | |
2341 | if (SenseDataLen <= Packet->SenseDataLength) {\r | |
2342 | CopyMem (Packet->SenseData, Response->SenseData, SenseDataLen);\r | |
2343 | Packet->SenseDataLength = (UINT8)SenseDataLen;\r | |
2344 | } else {\r | |
2345 | Packet->SenseDataLength = 0;\r | |
2346 | }\r | |
0350b57c HW |
2347 | }\r |
2348 | \r | |
2349 | //\r | |
2350 | // Check the transfer request result.\r | |
2351 | //\r | |
2352 | Packet->TargetStatus = Response->Status;\r | |
2353 | if (Response->Response != 0) {\r | |
edd94e74 | 2354 | DEBUG ((DEBUG_VERBOSE, "ProcessAsyncTaskList(): Signal Event %p Target Failure.\n", TransReq->CallerEvent));\r |
0350b57c HW |
2355 | SignalCallerEvent (Private, TransReq);\r |
2356 | continue;\r | |
2357 | }\r | |
2358 | \r | |
2359 | if (TransReq->Trd->Ocs == 0) {\r | |
2360 | if (Packet->DataDirection == EFI_EXT_SCSI_DATA_DIRECTION_READ) {\r | |
2361 | if ((Response->Flags & BIT5) == BIT5) {\r | |
2362 | ResTranCount = Response->ResTranCount;\r | |
2363 | SwapLittleEndianToBigEndian ((UINT8*)&ResTranCount, sizeof (UINT32));\r | |
2364 | Packet->InTransferLength -= ResTranCount;\r | |
2365 | }\r | |
2366 | } else {\r | |
2367 | if ((Response->Flags & BIT5) == BIT5) {\r | |
2368 | ResTranCount = Response->ResTranCount;\r | |
2369 | SwapLittleEndianToBigEndian ((UINT8*)&ResTranCount, sizeof (UINT32));\r | |
2370 | Packet->OutTransferLength -= ResTranCount;\r | |
2371 | }\r | |
2372 | }\r | |
2373 | } else {\r | |
edd94e74 | 2374 | DEBUG ((DEBUG_VERBOSE, "ProcessAsyncTaskList(): Signal Event %p Target Device Error.\n", TransReq->CallerEvent));\r |
0350b57c HW |
2375 | SignalCallerEvent (Private, TransReq);\r |
2376 | continue;\r | |
2377 | }\r | |
2378 | \r | |
edd94e74 | 2379 | DEBUG ((DEBUG_VERBOSE, "ProcessAsyncTaskList(): Signal Event %p Success.\n", TransReq->CallerEvent));\r |
0350b57c HW |
2380 | SignalCallerEvent (Private, TransReq);\r |
2381 | }\r | |
2382 | }\r | |
2383 | }\r | |
2384 | }\r | |
2385 | \r | |
ecc32c90 AM |
2386 | /**\r |
2387 | Execute UIC command.\r | |
2388 | \r | |
2389 | @param[in] This Pointer to driver interface produced by the UFS controller.\r | |
2390 | @param[in, out] UicCommand Descriptor of the command that will be executed.\r | |
2391 | \r | |
2392 | @retval EFI_SUCCESS Command executed successfully.\r | |
2393 | @retval EFI_INVALID_PARAMETER This or UicCommand is NULL.\r | |
2394 | @retval Others Command failed to execute.\r | |
2395 | **/\r | |
2396 | EFI_STATUS\r | |
2397 | EFIAPI\r | |
2398 | UfsHcDriverInterfaceExecUicCommand (\r | |
2399 | IN EDKII_UFS_HC_DRIVER_INTERFACE *This,\r | |
2400 | IN OUT EDKII_UIC_COMMAND *UicCommand\r | |
2401 | )\r | |
2402 | {\r | |
2403 | UFS_PASS_THRU_PRIVATE_DATA *Private;\r | |
2404 | \r | |
2405 | if (This == NULL || UicCommand == NULL) {\r | |
2406 | return EFI_INVALID_PARAMETER;\r | |
2407 | }\r | |
2408 | \r | |
2409 | Private = UFS_PASS_THRU_PRIVATE_DATA_FROM_DRIVER_INTF (This);\r | |
2410 | \r | |
2411 | return UfsExecUicCommands (Private, UicCommand);\r | |
2412 | }\r | |
2413 | \r | |
a71272ed AM |
2414 | /**\r |
2415 | Initializes UfsHcInfo field in private data.\r | |
2416 | \r | |
2417 | @param[in] Private Pointer to host controller private data.\r | |
2418 | \r | |
2419 | @retval EFI_SUCCESS UfsHcInfo initialized successfully.\r | |
2420 | @retval Others Failed to initalize UfsHcInfo.\r | |
2421 | **/\r | |
2422 | EFI_STATUS\r | |
2423 | GetUfsHcInfo (\r | |
2424 | IN UFS_PASS_THRU_PRIVATE_DATA *Private\r | |
2425 | )\r | |
2426 | {\r | |
2427 | UINT32 Data;\r | |
2428 | EFI_STATUS Status;\r | |
2429 | \r | |
2430 | Status = UfsMmioRead32 (Private, UFS_HC_VER_OFFSET, &Data);\r | |
2431 | if (EFI_ERROR (Status)) {\r | |
2432 | return Status;\r | |
2433 | }\r | |
2434 | \r | |
2435 | Private->UfsHcInfo.Version = Data;\r | |
2436 | \r | |
2437 | Status = UfsMmioRead32 (Private, UFS_HC_CAP_OFFSET, &Data);\r | |
2438 | if (EFI_ERROR (Status)) {\r | |
2439 | return Status;\r | |
2440 | }\r | |
2441 | \r | |
2442 | Private->UfsHcInfo.Capabilities = Data;\r | |
2443 | \r | |
ecc32c90 AM |
2444 | if (mUfsHcPlatform != NULL && mUfsHcPlatform->OverrideHcInfo != NULL) {\r |
2445 | Status = mUfsHcPlatform->OverrideHcInfo (Private->Handle, &Private->UfsHcInfo);\r | |
2446 | if (EFI_ERROR (Status)) {\r | |
2447 | DEBUG ((DEBUG_ERROR, "Failure from platform on OverrideHcInfo, Status = %r\n", Status));\r | |
2448 | return Status;\r | |
2449 | }\r | |
2450 | }\r | |
2451 | \r | |
a71272ed AM |
2452 | return EFI_SUCCESS;\r |
2453 | }\r | |
2454 | \r |