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1 | /** @file\r | |
2 | UEFI SCSI Library implementation\r | |
3 | \r | |
4 | Copyright (c) 2006 - 2007, Intel Corporation.<BR>\r | |
5 | All rights reserved. This program and the accompanying materials \r | |
6 | are licensed and made available under the terms and conditions of the BSD License \r | |
7 | which accompanies this distribution. The full text of the license may be found at \r | |
8 | http://opensource.org/licenses/bsd-license.php \r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | \r | |
16 | #include <PiDxe.h>\r | |
17 | #include <Library/ScsiLib.h>\r | |
18 | #include <Library/BaseMemoryLib.h>\r | |
19 | \r | |
20 | #include <IndustryStandard/scsi.h>\r | |
21 | \r | |
22 | \r | |
23 | /** | |
24 | Function test the ready status of the SCSI unit.\r | |
25 | ||
26 | @param[in] ScsiIo A pointer to SCSI IO protocol. | |
27 | @param[in] Timeout The length of timeout period. | |
28 | @param[out] SenseData A pointer to output sense data. | |
29 | @param[out] SenseDataLength The length of output sense data. | |
30 | @param[out] HostAdapterStatus The status of Host Adapter. | |
31 | @param[out] TargetStatus The status of the target. | |
32 | ||
33 | @retval EFI_SUCCESS The status of the unit is tested successfully.\r | |
34 | @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, \r | |
35 | but the entire DataBuffer could not be transferred.\r | |
36 | The actual number of bytes transferred is returned\r | |
37 | in InTransferLength.\r | |
38 | @retval EFI_NOT_READY The SCSI Request Packet could not be sent because \r | |
39 | there are too many SCSI Command Packets already \r | |
40 | queued.\r | |
41 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to send \r | |
42 | the SCSI Request Packet.\r | |
43 | @retval EFI_INVALID_PARAMETER The contents of CommandPacket are invalid. \r | |
44 | @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet\r | |
45 | is not supported by the SCSI initiator(i.e., SCSI \r | |
46 | Host Controller).\r | |
47 | @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI \r | |
48 | Request Packet to execute.\r | |
49 | ||
50 | **/\r | |
51 | EFI_STATUS\r | |
52 | ScsiTestUnitReadyCommand (\r | |
53 | IN EFI_SCSI_IO_PROTOCOL *ScsiIo,\r | |
54 | IN UINT64 Timeout,\r | |
55 | OUT VOID *SenseData,\r | |
56 | OUT UINT8 *SenseDataLength,\r | |
57 | OUT UINT8 *HostAdapterStatus,\r | |
58 | OUT UINT8 *TargetStatus\r | |
59 | )\r | |
60 | {\r | |
61 | EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;\r | |
62 | UINT64 Lun;\r | |
63 | UINT8 *Target;\r | |
64 | UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES];\r | |
65 | EFI_STATUS Status;\r | |
66 | UINT8 Cdb[6];\r | |
67 | \r | |
68 | \r | |
69 | ZeroMem (&CommandPacket, sizeof (EFI_SCSI_IO_SCSI_REQUEST_PACKET));\r | |
70 | ZeroMem (Cdb, 6);\r | |
71 | \r | |
72 | CommandPacket.Timeout = Timeout;\r | |
73 | CommandPacket.InDataBuffer = NULL;\r | |
74 | CommandPacket.InTransferLength= 0;\r | |
75 | CommandPacket.OutDataBuffer = NULL;\r | |
76 | CommandPacket.OutTransferLength= 0;\r | |
77 | CommandPacket.SenseData = SenseData;\r | |
78 | CommandPacket.Cdb = Cdb;\r | |
79 | //\r | |
80 | // Fill Cdb for Test Unit Ready Command\r | |
81 | //\r | |
82 | Target = &TargetArray[0];\r | |
83 | ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun);\r | |
84 | \r | |
85 | Cdb[0] = EFI_SCSI_OP_TEST_UNIT_READY;\r | |
86 | Cdb[1] = (UINT8) (Lun & 0xe0);\r | |
87 | CommandPacket.CdbLength = (UINT8) 6;\r | |
88 | CommandPacket.SenseDataLength = *SenseDataLength;\r | |
89 | \r | |
90 | Status = ScsiIo->ExecuteScsiCommand (ScsiIo, &CommandPacket, NULL);\r | |
91 | \r | |
92 | *HostAdapterStatus = CommandPacket.HostAdapterStatus;\r | |
93 | *TargetStatus = CommandPacket.TargetStatus;\r | |
94 | *SenseDataLength = CommandPacket.SenseDataLength;\r | |
95 | \r | |
96 | return Status;\r | |
97 | }\r | |
98 | \r | |
99 | \r | |
100 | /** | |
101 | Function to submit SCSI inquiry command.\r | |
102 | ||
103 | @param[in] ScsiIo SCSI IO Protocol to use | |
104 | @param[in] Timeout The length of timeout period. | |
105 | @param[out] SenseData A pointer to output sense data. | |
106 | @param[in,out] SenseDataLength The length of output sense data. | |
107 | @param[out] HostAdapterStatus The status of Host Adapter. | |
108 | @param[out] TargetStatus The status of the target. | |
109 | @param[in,out] InquirydataBuffer A pointer to inquiry data buffer. | |
110 | @param[in,out] InquiryDataLength The length of inquiry data buffer. | |
111 | @param[in] EnableVitalProductData Boolean to enable Vital Product Data. | |
112 | ||
113 | @retval EFI_SUCCESS The status of the unit is tested successfully.\r | |
114 | @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, \r | |
115 | but the entire DataBuffer could not be transferred.\r | |
116 | The actual number of bytes transferred is returned\r | |
117 | in TransferLength.\r | |
118 | @retval EFI_NOT_READY The SCSI Request Packet could not be sent because \r | |
119 | there are too many SCSI Command Packets already \r | |
120 | queued.\r | |
121 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to send \r | |
122 | the SCSI Request Packet.\r | |
123 | @retval EFI_INVALID_PARAMETER The contents of CommandPacket are invalid. \r | |
124 | @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet\r | |
125 | is not supported by the SCSI initiator(i.e., SCSI \r | |
126 | Host Controller).\r | |
127 | @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI \r | |
128 | Request Packet to execute.\r | |
129 | ||
130 | **/\r | |
131 | EFI_STATUS\r | |
132 | ScsiInquiryCommand (\r | |
133 | IN EFI_SCSI_IO_PROTOCOL *ScsiIo,\r | |
134 | IN UINT64 Timeout,\r | |
135 | IN VOID *SenseData,\r | |
136 | IN OUT UINT8 *SenseDataLength,\r | |
137 | OUT UINT8 *HostAdapterStatus,\r | |
138 | OUT UINT8 *TargetStatus,\r | |
139 | IN OUT VOID *InquiryDataBuffer,\r | |
140 | IN OUT UINT32 *InquiryDataLength,\r | |
141 | IN BOOLEAN EnableVitalProductData\r | |
142 | )\r | |
143 | {\r | |
144 | EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;\r | |
145 | UINT64 Lun;\r | |
146 | UINT8 *Target;\r | |
147 | UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES];\r | |
148 | EFI_STATUS Status;\r | |
149 | UINT8 Cdb[6];\r | |
150 | \r | |
151 | ZeroMem (&CommandPacket, sizeof (EFI_SCSI_IO_SCSI_REQUEST_PACKET));\r | |
152 | ZeroMem (Cdb, 6);\r | |
153 | \r | |
154 | CommandPacket.Timeout = Timeout;\r | |
155 | CommandPacket.InDataBuffer = InquiryDataBuffer;\r | |
156 | CommandPacket.InTransferLength= *InquiryDataLength;\r | |
157 | CommandPacket.SenseData = SenseData;\r | |
158 | CommandPacket.SenseDataLength = *SenseDataLength;\r | |
159 | CommandPacket.Cdb = Cdb;\r | |
160 | \r | |
161 | Target = &TargetArray[0];\r | |
162 | ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun);\r | |
163 | \r | |
164 | Cdb[0] = EFI_SCSI_OP_INQUIRY;\r | |
165 | Cdb[1] = (UINT8) (Lun & 0xe0);\r | |
166 | if (EnableVitalProductData) {\r | |
167 | Cdb[1] |= 0x01;\r | |
168 | }\r | |
169 | \r | |
170 | if (*InquiryDataLength > 0xff) {\r | |
171 | *InquiryDataLength = 0xff;\r | |
172 | }\r | |
173 | \r | |
174 | Cdb[4] = (UINT8) (*InquiryDataLength);\r | |
175 | CommandPacket.CdbLength = (UINT8) 6;\r | |
176 | CommandPacket.DataDirection = EFI_SCSI_DATA_IN;\r | |
177 | \r | |
178 | Status = ScsiIo->ExecuteScsiCommand (ScsiIo, &CommandPacket, NULL);\r | |
179 | \r | |
180 | *HostAdapterStatus = CommandPacket.HostAdapterStatus;\r | |
181 | *TargetStatus = CommandPacket.TargetStatus;\r | |
182 | *SenseDataLength = CommandPacket.SenseDataLength;\r | |
183 | *InquiryDataLength = CommandPacket.InTransferLength;\r | |
184 | \r | |
185 | return Status;\r | |
186 | }\r | |
187 | \r | |
188 | \r | |
189 | /** | |
190 | Function to submit SCSI mode sense 10 command.\r | |
191 | ||
192 | @param[in] ScsiIo A pointer to SCSI IO protocol. | |
193 | @param[in] Timeout The length of timeout period. | |
194 | @param[out] SenseData A pointer to output sense data. | |
195 | @param[in,out] SenseDataLength The length of output sense data. | |
196 | @param[out] HostAdapterStatus The status of Host Adapter. | |
197 | @param[out] TargetStatus The status of the target. | |
198 | @param[in] DataBuffer A pointer to input data buffer. | |
199 | @param[in,out] DataLength The length of input data buffer. | |
200 | @param[in] DBDField The DBD Field (Optional). | |
201 | @param[in] PageControl Page Control. | |
202 | @param[in] PageCode Page code. | |
203 | ||
204 | @retval EFI_SUCCESS The status of the unit is tested successfully.\r | |
205 | @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, \r | |
206 | but the entire DataBuffer could not be transferred.\r | |
207 | The actual number of bytes transferred is returned\r | |
208 | in TransferLength.\r | |
209 | @retval EFI_NOT_READY The SCSI Request Packet could not be sent because \r | |
210 | there are too many SCSI Command Packets already \r | |
211 | queued.\r | |
212 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to send \r | |
213 | the SCSI Request Packet.\r | |
214 | @retval EFI_INVALID_PARAMETER The contents of CommandPacket are invalid. \r | |
215 | @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet\r | |
216 | is not supported by the SCSI initiator(i.e., SCSI \r | |
217 | Host Controller).\r | |
218 | @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI \r | |
219 | Request Packet to execute.\r | |
220 | ||
221 | **/\r | |
222 | EFI_STATUS\r | |
223 | ScsiModeSense10Command (\r | |
224 | IN EFI_SCSI_IO_PROTOCOL *ScsiIo,\r | |
225 | IN UINT64 Timeout,\r | |
226 | IN VOID *SenseData,\r | |
227 | IN OUT UINT8 *SenseDataLength,\r | |
228 | OUT UINT8 *HostAdapterStatus,\r | |
229 | OUT UINT8 *TargetStatus,\r | |
230 | IN VOID *DataBuffer,\r | |
231 | IN OUT UINT32 *DataLength,\r | |
232 | IN UINT8 DBDField, OPTIONAL\r | |
233 | IN UINT8 PageControl,\r | |
234 | IN UINT8 PageCode\r | |
235 | )\r | |
236 | {\r | |
237 | EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;\r | |
238 | UINT64 Lun;\r | |
239 | UINT8 *Target;\r | |
240 | UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES];\r | |
241 | EFI_STATUS Status;\r | |
242 | UINT8 Cdb[10];\r | |
243 | \r | |
244 | ZeroMem (&CommandPacket, sizeof (EFI_SCSI_IO_SCSI_REQUEST_PACKET));\r | |
245 | ZeroMem (Cdb, 10);\r | |
246 | \r | |
247 | CommandPacket.Timeout = Timeout;\r | |
248 | CommandPacket.InDataBuffer = DataBuffer;\r | |
249 | CommandPacket.SenseData = SenseData;\r | |
250 | CommandPacket.InTransferLength= *DataLength;\r | |
251 | CommandPacket.Cdb = Cdb;\r | |
252 | //\r | |
253 | // Fill Cdb for Mode Sense (10) Command\r | |
254 | //\r | |
255 | Target = &TargetArray[0];\r | |
256 | ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun);\r | |
257 | \r | |
258 | Cdb[0] = EFI_SCSI_OP_MODE_SEN10;\r | |
259 | Cdb[1] = (UINT8) ((Lun & 0xe0) + ((DBDField << 3) & 0x08));\r | |
260 | Cdb[2] = (UINT8) ((PageControl & 0xc0) | (PageCode & 0x3f));\r | |
261 | Cdb[7] = (UINT8) (*DataLength >> 8);\r | |
262 | Cdb[8] = (UINT8) (*DataLength);\r | |
263 | \r | |
264 | CommandPacket.CdbLength = 10;\r | |
265 | CommandPacket.DataDirection = EFI_SCSI_DATA_IN;\r | |
266 | CommandPacket.SenseDataLength = *SenseDataLength;\r | |
267 | \r | |
268 | Status = ScsiIo->ExecuteScsiCommand (ScsiIo, &CommandPacket, NULL);\r | |
269 | \r | |
270 | *HostAdapterStatus = CommandPacket.HostAdapterStatus;\r | |
271 | *TargetStatus = CommandPacket.TargetStatus;\r | |
272 | *SenseDataLength = CommandPacket.SenseDataLength;\r | |
273 | *DataLength = CommandPacket.InTransferLength;\r | |
274 | \r | |
275 | return Status;\r | |
276 | }\r | |
277 | \r | |
278 | \r | |
279 | /** | |
280 | Function to submit SCSI request sense command.\r | |
281 | ScsiIo - A pointer to SCSI IO protocol.\r | |
282 | Timeout - The length of timeout period.\r | |
283 | SenseData - A pointer to output sense data.\r | |
284 | SenseDataLength - The length of output sense data.\r | |
285 | HostAdapterStatus - The status of Host Adapter.\r | |
286 | TargetStatus - The status of the target.\r | |
287 | ||
288 | @param[in] ScsiIo SCSI IO Protocol to use | |
289 | @param[in] Timeout TODO: | |
290 | @param[out] SenseData TODO: | |
291 | @param[in,out] SenseDataLength TODO: | |
292 | @param[out] HostAdapterStatus TODO: | |
293 | @param[out] TargetStatus TODO: | |
294 | ||
295 | @retval EFI_SUCCESS Valid data returned | |
296 | @retval EFI_SUCCESS The status of the unit is tested successfully.\r | |
297 | @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, \r | |
298 | but the entire DataBuffer could not be transferred.\r | |
299 | The actual number of bytes transferred is returned\r | |
300 | in TransferLength.\r | |
301 | @retval EFI_NOT_READY The SCSI Request Packet could not be sent because \r | |
302 | there are too many SCSI Command Packets already \r | |
303 | queued.\r | |
304 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to send \r | |
305 | the SCSI Request Packet.\r | |
306 | @retval EFI_INVALID_PARAMETER The contents of CommandPacket are invalid. \r | |
307 | @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet\r | |
308 | is not supported by the SCSI initiator(i.e., SCSI \r | |
309 | Host Controller).\r | |
310 | @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI \r | |
311 | Request Packet to execute.\r | |
312 | ||
313 | **/\r | |
314 | EFI_STATUS\r | |
315 | ScsiRequestSenseCommand (\r | |
316 | IN EFI_SCSI_IO_PROTOCOL *ScsiIo,\r | |
317 | IN UINT64 Timeout,\r | |
318 | IN VOID *SenseData,\r | |
319 | IN OUT UINT8 *SenseDataLength,\r | |
320 | OUT UINT8 *HostAdapterStatus,\r | |
321 | OUT UINT8 *TargetStatus\r | |
322 | )\r | |
323 | {\r | |
324 | EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;\r | |
325 | UINT64 Lun;\r | |
326 | UINT8 *Target;\r | |
327 | UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES];\r | |
328 | EFI_STATUS Status;\r | |
329 | UINT8 Cdb[6];\r | |
330 | \r | |
331 | ZeroMem (&CommandPacket, sizeof (EFI_SCSI_IO_SCSI_REQUEST_PACKET));\r | |
332 | ZeroMem (Cdb, 6);\r | |
333 | \r | |
334 | CommandPacket.Timeout = Timeout;\r | |
335 | CommandPacket.InDataBuffer = SenseData;\r | |
336 | CommandPacket.SenseData = NULL;\r | |
337 | CommandPacket.InTransferLength= *SenseDataLength;\r | |
338 | CommandPacket.Cdb = Cdb;\r | |
339 | //\r | |
340 | // Fill Cdb for Request Sense Command\r | |
341 | //\r | |
342 | Target = &TargetArray[0];\r | |
343 | ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun);\r | |
344 | \r | |
345 | Cdb[0] = EFI_SCSI_OP_REQUEST_SENSE;\r | |
346 | Cdb[1] = (UINT8) (Lun & 0xe0);\r | |
347 | Cdb[4] = (UINT8) (*SenseDataLength);\r | |
348 | \r | |
349 | CommandPacket.CdbLength = (UINT8) 6;\r | |
350 | CommandPacket.DataDirection = EFI_SCSI_DATA_IN;\r | |
351 | CommandPacket.SenseDataLength = 0;\r | |
352 | \r | |
353 | Status = ScsiIo->ExecuteScsiCommand (ScsiIo, &CommandPacket, NULL);\r | |
354 | \r | |
355 | *HostAdapterStatus = CommandPacket.HostAdapterStatus;\r | |
356 | *TargetStatus = CommandPacket.TargetStatus;\r | |
357 | *SenseDataLength = (UINT8) CommandPacket.InTransferLength;\r | |
358 | \r | |
359 | return Status;\r | |
360 | }\r | |
361 | \r | |
362 | \r | |
363 | /** | |
364 | Function to submit read capacity command.\r | |
365 | \r | |
366 | @param[in] ScsiIo A pointer to SCSI IO protocol. | |
367 | @param[in] Timeout The length of timeout period. | |
368 | @param[out] SenseData A pointer to output sense data. | |
369 | @param[in,out] SenseDataLength The length of output sense data. | |
370 | @param[out] HostAdapterStatus The status of Host Adapter. | |
371 | @param[out] TargetStatus The status of the target. | |
372 | @param[out] DataBuffer A pointer to a data buffer. | |
373 | @param[in,out] DataLength The length of data buffer. | |
374 | @param[in] PMI Partial medium indicator. | |
375 | ||
376 | @retval EFI_SUCCESS The status of the unit is tested successfully.\r | |
377 | @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, \r | |
378 | but the entire DataBuffer could not be transferred.\r | |
379 | The actual number of bytes transferred is returned\r | |
380 | in TransferLength.\r | |
381 | @retval EFI_NOT_READY The SCSI Request Packet could not be sent because \r | |
382 | there are too many SCSI Command Packets already \r | |
383 | queued.\r | |
384 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to send \r | |
385 | the SCSI Request Packet.\r | |
386 | @retval EFI_INVALID_PARAMETER The contents of CommandPacket are invalid. \r | |
387 | @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet\r | |
388 | is not supported by the SCSI initiator(i.e., SCSI \r | |
389 | Host Controller).\r | |
390 | @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI \r | |
391 | Request Packet to execute.\r | |
392 | ||
393 | **/\r | |
394 | EFI_STATUS\r | |
395 | ScsiReadCapacityCommand (\r | |
396 | IN EFI_SCSI_IO_PROTOCOL *ScsiIo,\r | |
397 | IN UINT64 Timeout,\r | |
398 | IN VOID *SenseData,\r | |
399 | IN OUT UINT8 *SenseDataLength,\r | |
400 | OUT UINT8 *HostAdapterStatus,\r | |
401 | OUT UINT8 *TargetStatus,\r | |
402 | OUT VOID *DataBuffer,\r | |
403 | IN OUT UINT32 *DataLength,\r | |
404 | IN BOOLEAN PMI\r | |
405 | )\r | |
406 | {\r | |
407 | EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;\r | |
408 | UINT64 Lun;\r | |
409 | UINT8 *Target;\r | |
410 | UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES];\r | |
411 | EFI_STATUS Status;\r | |
412 | UINT8 Cdb[10];\r | |
413 | \r | |
414 | ZeroMem (&CommandPacket, sizeof (EFI_SCSI_IO_SCSI_REQUEST_PACKET));\r | |
415 | ZeroMem (Cdb, 10);\r | |
416 | \r | |
417 | CommandPacket.Timeout = Timeout;\r | |
418 | CommandPacket.InDataBuffer = DataBuffer;\r | |
419 | CommandPacket.SenseData = SenseData;\r | |
420 | CommandPacket.InTransferLength= *DataLength;\r | |
421 | CommandPacket.Cdb = Cdb;\r | |
422 | //\r | |
423 | // Fill Cdb for Read Capacity Command\r | |
424 | //\r | |
425 | Target = &TargetArray[0];\r | |
426 | ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun);\r | |
427 | \r | |
428 | Cdb[0] = EFI_SCSI_OP_READ_CAPACITY;\r | |
429 | Cdb[1] = (UINT8) (Lun & 0xe0);\r | |
430 | if (!PMI) {\r | |
431 | //\r | |
432 | // Partial medium indicator,if PMI is FALSE, the Cdb.2 ~ Cdb.5 MUST BE ZERO.\r | |
433 | //\r | |
434 | ZeroMem ((Cdb + 2), 4);\r | |
435 | } else {\r | |
436 | Cdb[8] |= 0x01;\r | |
437 | }\r | |
438 | \r | |
439 | CommandPacket.CdbLength = 10;\r | |
440 | CommandPacket.DataDirection = EFI_SCSI_DATA_IN;\r | |
441 | CommandPacket.SenseDataLength = *SenseDataLength;\r | |
442 | \r | |
443 | Status = ScsiIo->ExecuteScsiCommand (ScsiIo, &CommandPacket, NULL);\r | |
444 | \r | |
445 | *HostAdapterStatus = CommandPacket.HostAdapterStatus;\r | |
446 | *TargetStatus = CommandPacket.TargetStatus;\r | |
447 | *SenseDataLength = CommandPacket.SenseDataLength;\r | |
448 | *DataLength = CommandPacket.InTransferLength;\r | |
449 | \r | |
450 | return Status;\r | |
451 | }\r | |
452 | \r | |
453 | \r | |
454 | /** | |
455 | Function to submit read 10 command.\r | |
456 | ||
457 | @param[in] ScsiIo A pointer to SCSI IO protocol. | |
458 | @param[in] Timeout The length of timeout period. | |
459 | @param[out] SenseData A pointer to output sense data. | |
460 | @param[in,out] SenseDataLength The length of output sense data. | |
461 | @param[out] HostAdapterStatus The status of Host Adapter. | |
462 | @param[out] TargetStatus The status of the target. | |
463 | @param[out] DataBuffer Read 10 command data. | |
464 | @param[in,out] DataLength The length of data buffer. | |
465 | @param[in] StartLba The start address of LBA. | |
466 | @param[in] SectorSize The sector size. | |
467 | ||
468 | @retval EFI_SUCCESS The status of the unit is tested successfully.\r | |
469 | @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, \r | |
470 | but the entire DataBuffer could not be transferred.\r | |
471 | The actual number of bytes transferred is returned\r | |
472 | in TransferLength.\r | |
473 | @retval EFI_NOT_READY The SCSI Request Packet could not be sent because \r | |
474 | there are too many SCSI Command Packets already \r | |
475 | queued.\r | |
476 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to send \r | |
477 | the SCSI Request Packet.\r | |
478 | @retval EFI_INVALID_PARAMETER The contents of CommandPacket are invalid. \r | |
479 | @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet\r | |
480 | is not supported by the SCSI initiator(i.e., SCSI \r | |
481 | Host Controller).\r | |
482 | @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI \r | |
483 | Request Packet to execute.\r | |
484 | ||
485 | **/\r | |
486 | EFI_STATUS\r | |
487 | ScsiRead10Command (\r | |
488 | IN EFI_SCSI_IO_PROTOCOL *ScsiIo,\r | |
489 | IN UINT64 Timeout,\r | |
490 | IN VOID *SenseData,\r | |
491 | IN OUT UINT8 *SenseDataLength,\r | |
492 | OUT UINT8 *HostAdapterStatus,\r | |
493 | OUT UINT8 *TargetStatus,\r | |
494 | OUT VOID *DataBuffer,\r | |
495 | IN OUT UINT32 *DataLength,\r | |
496 | IN UINT32 StartLba,\r | |
497 | IN UINT32 SectorSize\r | |
498 | )\r | |
499 | {\r | |
500 | EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;\r | |
501 | UINT64 Lun;\r | |
502 | UINT8 *Target;\r | |
503 | UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES];\r | |
504 | EFI_STATUS Status;\r | |
505 | UINT8 Cdb[10];\r | |
506 | \r | |
507 | ZeroMem (&CommandPacket, sizeof (EFI_SCSI_IO_SCSI_REQUEST_PACKET));\r | |
508 | ZeroMem (Cdb, 10);\r | |
509 | \r | |
510 | CommandPacket.Timeout = Timeout;\r | |
511 | CommandPacket.InDataBuffer = DataBuffer;\r | |
512 | CommandPacket.SenseData = SenseData;\r | |
513 | CommandPacket.InTransferLength= *DataLength;\r | |
514 | CommandPacket.Cdb = Cdb;\r | |
515 | //\r | |
516 | // Fill Cdb for Read (10) Command\r | |
517 | //\r | |
518 | Target = &TargetArray[0];\r | |
519 | ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun);\r | |
520 | \r | |
521 | Cdb[0] = EFI_SCSI_OP_READ10;\r | |
522 | Cdb[1] = (UINT8) (Lun & 0xe0);\r | |
523 | Cdb[2] = (UINT8) (StartLba >> 24);\r | |
524 | Cdb[3] = (UINT8) (StartLba >> 16);\r | |
525 | Cdb[4] = (UINT8) (StartLba >> 8);\r | |
526 | Cdb[5] = (UINT8) (StartLba & 0xff);\r | |
527 | Cdb[7] = (UINT8) (SectorSize >> 8);\r | |
528 | Cdb[8] = (UINT8) (SectorSize & 0xff);\r | |
529 | \r | |
530 | CommandPacket.CdbLength = 10;\r | |
531 | CommandPacket.DataDirection = EFI_SCSI_DATA_IN;\r | |
532 | CommandPacket.SenseDataLength = *SenseDataLength;\r | |
533 | \r | |
534 | Status = ScsiIo->ExecuteScsiCommand (ScsiIo, &CommandPacket, NULL);\r | |
535 | \r | |
536 | *HostAdapterStatus = CommandPacket.HostAdapterStatus;\r | |
537 | *TargetStatus = CommandPacket.TargetStatus;\r | |
538 | *SenseDataLength = CommandPacket.SenseDataLength;\r | |
539 | *DataLength = CommandPacket.InTransferLength;\r | |
540 | \r | |
541 | return Status;\r | |
542 | }\r | |
543 | \r | |
544 | \r | |
545 | /** | |
546 | Function to submit SCSI write 10 command.\r | |
547 | ||
548 | @param[in] ScsiIo SCSI IO Protocol to use | |
549 | @param[in] Timeout The length of timeout period. | |
550 | @param[out] SenseData A pointer to output sense data. | |
551 | @param[in,out] SenseDataLength The length of output sense data. | |
552 | @param[out] HostAdapterStatus The status of Host Adapter. | |
553 | @param[out] TargetStatus The status of the target. | |
554 | @param[out] DataBuffer A pointer to a data buffer. | |
555 | @param[in,out] DataLength The length of data buffer. | |
556 | @param[in] StartLba The start address of LBA. | |
557 | @param[in] SectorSize The sector size. | |
558 | ||
559 | @retval EFI_SUCCESS The status of the unit is tested successfully.\r | |
560 | @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, \r | |
561 | but the entire DataBuffer could not be transferred.\r | |
562 | The actual number of bytes transferred is returned\r | |
563 | in InTransferLength.\r | |
564 | @retval EFI_NOT_READY The SCSI Request Packet could not be sent because \r | |
565 | there are too many SCSI Command Packets already \r | |
566 | queued.\r | |
567 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to send \r | |
568 | the SCSI Request Packet.\r | |
569 | @retval EFI_INVALID_PARAMETER The contents of CommandPacket are invalid. \r | |
570 | @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet\r | |
571 | is not supported by the SCSI initiator(i.e., SCSI \r | |
572 | Host Controller).\r | |
573 | @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI \r | |
574 | Request Packet to execute.\r | |
575 | ||
576 | **/\r | |
577 | EFI_STATUS\r | |
578 | ScsiWrite10Command (\r | |
579 | IN EFI_SCSI_IO_PROTOCOL *ScsiIo,\r | |
580 | IN UINT64 Timeout,\r | |
581 | IN VOID *SenseData,\r | |
582 | IN OUT UINT8 *SenseDataLength,\r | |
583 | OUT UINT8 *HostAdapterStatus,\r | |
584 | OUT UINT8 *TargetStatus,\r | |
585 | OUT VOID *DataBuffer,\r | |
586 | IN OUT UINT32 *DataLength,\r | |
587 | IN UINT32 StartLba,\r | |
588 | IN UINT32 SectorSize\r | |
589 | )\r | |
590 | {\r | |
591 | EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;\r | |
592 | UINT64 Lun;\r | |
593 | UINT8 *Target;\r | |
594 | UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES];\r | |
595 | EFI_STATUS Status;\r | |
596 | UINT8 Cdb[10];\r | |
597 | \r | |
598 | ZeroMem (&CommandPacket, sizeof (EFI_SCSI_IO_SCSI_REQUEST_PACKET));\r | |
599 | ZeroMem (Cdb, 10);\r | |
600 | \r | |
601 | CommandPacket.Timeout = Timeout;\r | |
602 | CommandPacket.OutDataBuffer = DataBuffer;\r | |
603 | CommandPacket.SenseData = SenseData;\r | |
604 | CommandPacket.OutTransferLength= *DataLength;\r | |
605 | CommandPacket.Cdb = Cdb;\r | |
606 | //\r | |
607 | // Fill Cdb for Write (10) Command\r | |
608 | //\r | |
609 | Target = &TargetArray[0];\r | |
610 | ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun);\r | |
611 | \r | |
612 | Cdb[0] = EFI_SCSI_OP_WRITE10;\r | |
613 | Cdb[1] = (UINT8) (Lun & 0xe0);\r | |
614 | Cdb[2] = (UINT8) (StartLba >> 24);\r | |
615 | Cdb[3] = (UINT8) (StartLba >> 16);\r | |
616 | Cdb[4] = (UINT8) (StartLba >> 8);\r | |
617 | Cdb[5] = (UINT8) StartLba;\r | |
618 | Cdb[7] = (UINT8) (SectorSize >> 8);\r | |
619 | Cdb[8] = (UINT8) SectorSize;\r | |
620 | \r | |
621 | CommandPacket.CdbLength = 10;\r | |
622 | CommandPacket.DataDirection = EFI_SCSI_DATA_OUT;\r | |
623 | CommandPacket.SenseDataLength = *SenseDataLength;\r | |
624 | \r | |
625 | Status = ScsiIo->ExecuteScsiCommand (ScsiIo, &CommandPacket, NULL);\r | |
626 | \r | |
627 | *HostAdapterStatus = CommandPacket.HostAdapterStatus;\r | |
628 | *TargetStatus = CommandPacket.TargetStatus;\r | |
629 | *SenseDataLength = CommandPacket.SenseDataLength;\r | |
630 | *DataLength = CommandPacket.InTransferLength;\r | |
631 | \r | |
632 | return Status;\r | |
633 | }\r |