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3b2dbece | 1 | /** @file\r |
2 | SCSI disk driver that layers on every SCSI IO protocol in the system.\r | |
6ad55b15 | 3 | \r |
ef952129 | 4 | Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>\r |
cd5ebaa0 | 5 | This program and the accompanying materials\r |
3b2dbece | 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 | |
6ad55b15 | 9 | \r |
3b2dbece | 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 | |
6ad55b15 | 12 | \r |
3b2dbece | 13 | **/\r |
ed7748fe | 14 | \r |
6ad55b15 | 15 | \r |
16 | #include "ScsiDisk.h"\r | |
17 | \r | |
18 | EFI_DRIVER_BINDING_PROTOCOL gScsiDiskDriverBinding = {\r | |
19 | ScsiDiskDriverBindingSupported,\r | |
20 | ScsiDiskDriverBindingStart,\r | |
21 | ScsiDiskDriverBindingStop,\r | |
22 | 0xa,\r | |
23 | NULL,\r | |
24 | NULL\r | |
25 | };\r | |
26 | \r | |
d716651f | 27 | EFI_DISK_INFO_PROTOCOL gScsiDiskInfoProtocolTemplate = {\r |
28 | EFI_DISK_INFO_SCSI_INTERFACE_GUID,\r | |
29 | ScsiDiskInfoInquiry,\r | |
30 | ScsiDiskInfoIdentify,\r | |
31 | ScsiDiskInfoSenseData,\r | |
32 | ScsiDiskInfoWhichIde\r | |
33 | };\r | |
9b38ff34 | 34 | \r |
957fe093 SZ |
35 | /**\r |
36 | Allocates an aligned buffer for SCSI disk.\r | |
37 | \r | |
38 | This function allocates an aligned buffer for the SCSI disk to perform\r | |
39 | SCSI IO operations. The alignment requirement is from SCSI IO interface.\r | |
40 | \r | |
41 | @param ScsiDiskDevice The SCSI disk involved for the operation.\r | |
42 | @param BufferSize The request buffer size.\r | |
43 | \r | |
44 | @return A pointer to the aligned buffer or NULL if the allocation fails.\r | |
45 | \r | |
46 | **/\r | |
47 | VOID *\r | |
48 | AllocateAlignedBuffer (\r | |
49 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
50 | IN UINTN BufferSize\r | |
51 | )\r | |
52 | {\r | |
53 | return AllocateAlignedPages (EFI_SIZE_TO_PAGES (BufferSize), ScsiDiskDevice->ScsiIo->IoAlign);\r | |
54 | }\r | |
55 | \r | |
56 | /**\r | |
57 | Frees an aligned buffer for SCSI disk.\r | |
58 | \r | |
59 | This function frees an aligned buffer for the SCSI disk to perform\r | |
60 | SCSI IO operations.\r | |
61 | \r | |
62 | @param Buffer The aligned buffer to be freed.\r | |
63 | @param BufferSize The request buffer size.\r | |
64 | \r | |
65 | **/\r | |
66 | VOID\r | |
67 | FreeAlignedBuffer (\r | |
68 | IN VOID *Buffer,\r | |
69 | IN UINTN BufferSize\r | |
70 | )\r | |
71 | {\r | |
72 | if (Buffer != NULL) {\r | |
73 | FreeAlignedPages (Buffer, EFI_SIZE_TO_PAGES (BufferSize));\r | |
74 | }\r | |
75 | }\r | |
76 | \r | |
6ad55b15 | 77 | /**\r |
9beb888e | 78 | The user Entry Point for module ScsiDisk.\r |
79 | \r | |
80 | The user code starts with this function.\r | |
6ad55b15 | 81 | \r |
9beb888e | 82 | @param ImageHandle The firmware allocated handle for the EFI image. \r |
83 | @param SystemTable A pointer to the EFI System Table.\r | |
6ad55b15 | 84 | \r |
85 | @retval EFI_SUCCESS The entry point is executed successfully.\r | |
86 | @retval other Some error occurs when executing this entry point.\r | |
87 | \r | |
88 | **/\r | |
89 | EFI_STATUS\r | |
90 | EFIAPI\r | |
91 | InitializeScsiDisk(\r | |
92 | IN EFI_HANDLE ImageHandle,\r | |
93 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
94 | )\r | |
95 | {\r | |
96 | EFI_STATUS Status;\r | |
97 | \r | |
98 | //\r | |
99 | // Install driver model protocol(s).\r | |
100 | //\r | |
70da5bc2 | 101 | Status = EfiLibInstallDriverBindingComponentName2 (\r |
6ad55b15 | 102 | ImageHandle,\r |
103 | SystemTable,\r | |
104 | &gScsiDiskDriverBinding,\r | |
105 | ImageHandle,\r | |
106 | &gScsiDiskComponentName,\r | |
70da5bc2 | 107 | &gScsiDiskComponentName2\r |
6ad55b15 | 108 | );\r |
109 | ASSERT_EFI_ERROR (Status);\r | |
110 | \r | |
111 | \r | |
112 | return Status;\r | |
113 | }\r | |
114 | \r | |
9beb888e | 115 | /**\r |
116 | Test to see if this driver supports ControllerHandle.\r | |
117 | \r | |
118 | This service is called by the EFI boot service ConnectController(). In order\r | |
119 | to make drivers as small as possible, there are a few calling restrictions for\r | |
120 | this service. ConnectController() must follow these calling restrictions.\r | |
121 | If any other agent wishes to call Supported() it must also follow these\r | |
122 | calling restrictions.\r | |
123 | \r | |
124 | @param This Protocol instance pointer.\r | |
125 | @param ControllerHandle Handle of device to test\r | |
126 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
127 | device to start.\r | |
128 | \r | |
129 | @retval EFI_SUCCESS This driver supports this device\r | |
130 | @retval EFI_ALREADY_STARTED This driver is already running on this device\r | |
131 | @retval other This driver does not support this device\r | |
132 | \r | |
133 | **/\r | |
6ad55b15 | 134 | EFI_STATUS\r |
135 | EFIAPI\r | |
136 | ScsiDiskDriverBindingSupported (\r | |
137 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
138 | IN EFI_HANDLE Controller,\r | |
9beb888e | 139 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r |
6ad55b15 | 140 | )\r |
6ad55b15 | 141 | {\r |
142 | EFI_STATUS Status;\r | |
143 | EFI_SCSI_IO_PROTOCOL *ScsiIo;\r | |
144 | UINT8 DeviceType;\r | |
145 | \r | |
146 | Status = gBS->OpenProtocol (\r | |
147 | Controller,\r | |
148 | &gEfiScsiIoProtocolGuid,\r | |
149 | (VOID **) &ScsiIo,\r | |
150 | This->DriverBindingHandle,\r | |
151 | Controller,\r | |
152 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
153 | );\r | |
154 | if (EFI_ERROR (Status)) {\r | |
155 | return Status;\r | |
156 | }\r | |
157 | \r | |
158 | Status = ScsiIo->GetDeviceType (ScsiIo, &DeviceType);\r | |
159 | if (!EFI_ERROR (Status)) {\r | |
160 | if ((DeviceType == EFI_SCSI_TYPE_DISK) || (DeviceType == EFI_SCSI_TYPE_CDROM)) {\r | |
161 | Status = EFI_SUCCESS;\r | |
162 | } else {\r | |
163 | Status = EFI_UNSUPPORTED;\r | |
164 | }\r | |
165 | }\r | |
166 | \r | |
167 | gBS->CloseProtocol (\r | |
f36d6e66 | 168 | Controller,\r |
169 | &gEfiScsiIoProtocolGuid,\r | |
170 | This->DriverBindingHandle,\r | |
171 | Controller\r | |
172 | );\r | |
6ad55b15 | 173 | return Status;\r |
174 | }\r | |
175 | \r | |
9beb888e | 176 | \r |
177 | /**\r | |
178 | Start this driver on ControllerHandle.\r | |
179 | \r | |
180 | This service is called by the EFI boot service ConnectController(). In order\r | |
181 | to make drivers as small as possible, there are a few calling restrictions for\r | |
182 | this service. ConnectController() must follow these calling restrictions. If\r | |
183 | any other agent wishes to call Start() it must also follow these calling\r | |
184 | restrictions.\r | |
185 | \r | |
186 | @param This Protocol instance pointer.\r | |
187 | @param ControllerHandle Handle of device to bind driver to\r | |
188 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
189 | device to start.\r | |
190 | \r | |
191 | @retval EFI_SUCCESS This driver is added to ControllerHandle\r | |
192 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle\r | |
193 | @retval other This driver does not support this device\r | |
194 | \r | |
195 | **/\r | |
6ad55b15 | 196 | EFI_STATUS\r |
197 | EFIAPI\r | |
198 | ScsiDiskDriverBindingStart (\r | |
199 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
200 | IN EFI_HANDLE Controller,\r | |
9beb888e | 201 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r |
6ad55b15 | 202 | )\r |
6ad55b15 | 203 | {\r |
204 | EFI_STATUS Status;\r | |
205 | EFI_SCSI_IO_PROTOCOL *ScsiIo;\r | |
206 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
207 | BOOLEAN Temp;\r | |
208 | UINT8 Index;\r | |
209 | UINT8 MaxRetry;\r | |
210 | BOOLEAN NeedRetry;\r | |
cbd2a4b3 | 211 | BOOLEAN MustReadCapacity;\r |
212 | \r | |
213 | MustReadCapacity = TRUE;\r | |
6ad55b15 | 214 | \r |
9b38ff34 | 215 | ScsiDiskDevice = (SCSI_DISK_DEV *) AllocateZeroPool (sizeof (SCSI_DISK_DEV));\r |
216 | if (ScsiDiskDevice == NULL) {\r | |
217 | return EFI_OUT_OF_RESOURCES;\r | |
6ad55b15 | 218 | }\r |
219 | \r | |
6ad55b15 | 220 | Status = gBS->OpenProtocol (\r |
221 | Controller,\r | |
222 | &gEfiScsiIoProtocolGuid,\r | |
223 | (VOID **) &ScsiIo,\r | |
224 | This->DriverBindingHandle,\r | |
225 | Controller,\r | |
226 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
227 | );\r | |
228 | if (EFI_ERROR (Status)) {\r | |
9b38ff34 | 229 | FreePool (ScsiDiskDevice);\r |
6ad55b15 | 230 | return Status;\r |
231 | }\r | |
232 | \r | |
3b7f0a48 FT |
233 | ScsiDiskDevice->Signature = SCSI_DISK_DEV_SIGNATURE;\r |
234 | ScsiDiskDevice->ScsiIo = ScsiIo;\r | |
235 | ScsiDiskDevice->BlkIo.Revision = EFI_BLOCK_IO_PROTOCOL_REVISION3;\r | |
236 | ScsiDiskDevice->BlkIo.Media = &ScsiDiskDevice->BlkIoMedia;\r | |
237 | ScsiDiskDevice->BlkIo.Media->IoAlign = ScsiIo->IoAlign;\r | |
238 | ScsiDiskDevice->BlkIo.Reset = ScsiDiskReset;\r | |
239 | ScsiDiskDevice->BlkIo.ReadBlocks = ScsiDiskReadBlocks;\r | |
240 | ScsiDiskDevice->BlkIo.WriteBlocks = ScsiDiskWriteBlocks;\r | |
241 | ScsiDiskDevice->BlkIo.FlushBlocks = ScsiDiskFlushBlocks;\r | |
d670bf53 HW |
242 | ScsiDiskDevice->BlkIo2.Media = &ScsiDiskDevice->BlkIoMedia;\r |
243 | ScsiDiskDevice->BlkIo2.Reset = ScsiDiskResetEx;\r | |
244 | ScsiDiskDevice->BlkIo2.ReadBlocksEx = ScsiDiskReadBlocksEx;\r | |
245 | ScsiDiskDevice->BlkIo2.WriteBlocksEx = ScsiDiskWriteBlocksEx;\r | |
246 | ScsiDiskDevice->BlkIo2.FlushBlocksEx = ScsiDiskFlushBlocksEx;\r | |
3b7f0a48 | 247 | ScsiDiskDevice->Handle = Controller;\r |
d670bf53 | 248 | InitializeListHead (&ScsiDiskDevice->BlkIo2Queue);\r |
6ad55b15 | 249 | \r |
250 | ScsiIo->GetDeviceType (ScsiIo, &(ScsiDiskDevice->DeviceType));\r | |
251 | switch (ScsiDiskDevice->DeviceType) {\r | |
252 | case EFI_SCSI_TYPE_DISK:\r | |
253 | ScsiDiskDevice->BlkIo.Media->BlockSize = 0x200;\r | |
cbd2a4b3 | 254 | MustReadCapacity = TRUE;\r |
6ad55b15 | 255 | break;\r |
256 | \r | |
257 | case EFI_SCSI_TYPE_CDROM:\r | |
258 | ScsiDiskDevice->BlkIo.Media->BlockSize = 0x800;\r | |
a5d28900 | 259 | ScsiDiskDevice->BlkIo.Media->ReadOnly = TRUE;\r |
cbd2a4b3 | 260 | MustReadCapacity = FALSE;\r |
6ad55b15 | 261 | break;\r |
262 | }\r | |
263 | //\r | |
264 | // The Sense Data Array's initial size is 6\r | |
265 | //\r | |
266 | ScsiDiskDevice->SenseDataNumber = 6;\r | |
9b38ff34 | 267 | ScsiDiskDevice->SenseData = (EFI_SCSI_SENSE_DATA *) AllocateZeroPool (\r |
268 | sizeof (EFI_SCSI_SENSE_DATA) * ScsiDiskDevice->SenseDataNumber\r | |
269 | );\r | |
270 | if (ScsiDiskDevice->SenseData == NULL) {\r | |
6ad55b15 | 271 | gBS->CloseProtocol (\r |
272 | Controller,\r | |
273 | &gEfiScsiIoProtocolGuid,\r | |
274 | This->DriverBindingHandle,\r | |
275 | Controller\r | |
276 | );\r | |
9b38ff34 | 277 | FreePool (ScsiDiskDevice);\r |
278 | return EFI_OUT_OF_RESOURCES;\r | |
6ad55b15 | 279 | }\r |
280 | \r | |
6ad55b15 | 281 | //\r |
dfe687ca | 282 | // Retrieve device information\r |
6ad55b15 | 283 | //\r |
284 | MaxRetry = 2;\r | |
285 | for (Index = 0; Index < MaxRetry; Index++) {\r | |
286 | Status = ScsiDiskInquiryDevice (ScsiDiskDevice, &NeedRetry);\r | |
287 | if (!EFI_ERROR (Status)) {\r | |
288 | break;\r | |
289 | }\r | |
290 | \r | |
291 | if (!NeedRetry) {\r | |
9b38ff34 | 292 | FreePool (ScsiDiskDevice->SenseData);\r |
6ad55b15 | 293 | gBS->CloseProtocol (\r |
f36d6e66 | 294 | Controller,\r |
295 | &gEfiScsiIoProtocolGuid,\r | |
296 | This->DriverBindingHandle,\r | |
297 | Controller\r | |
298 | );\r | |
9b38ff34 | 299 | FreePool (ScsiDiskDevice);\r |
6ad55b15 | 300 | return EFI_DEVICE_ERROR;\r |
301 | }\r | |
302 | }\r | |
303 | //\r | |
304 | // The second parameter "TRUE" means must\r | |
305 | // retrieve media capacity\r | |
306 | //\r | |
cbd2a4b3 | 307 | Status = ScsiDiskDetectMedia (ScsiDiskDevice, MustReadCapacity, &Temp);\r |
6ad55b15 | 308 | if (!EFI_ERROR (Status)) {\r |
d14faa52 | 309 | //\r |
d670bf53 HW |
310 | // Determine if Block IO & Block IO2 should be produced on this controller\r |
311 | // handle\r | |
d14faa52 | 312 | //\r |
313 | if (DetermineInstallBlockIo(Controller)) {\r | |
d716651f | 314 | InitializeInstallDiskInfo(ScsiDiskDevice, Controller);\r |
d14faa52 | 315 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
316 | &Controller,\r | |
317 | &gEfiBlockIoProtocolGuid,\r | |
318 | &ScsiDiskDevice->BlkIo,\r | |
d670bf53 HW |
319 | &gEfiBlockIo2ProtocolGuid,\r |
320 | &ScsiDiskDevice->BlkIo2,\r | |
d716651f | 321 | &gEfiDiskInfoProtocolGuid,\r |
322 | &ScsiDiskDevice->DiskInfo,\r | |
d14faa52 | 323 | NULL\r |
324 | );\r | |
325 | if (!EFI_ERROR(Status)) {\r | |
326 | ScsiDiskDevice->ControllerNameTable = NULL;\r | |
327 | AddUnicodeString2 (\r | |
328 | "eng",\r | |
329 | gScsiDiskComponentName.SupportedLanguages,\r | |
330 | &ScsiDiskDevice->ControllerNameTable,\r | |
331 | L"SCSI Disk Device",\r | |
332 | TRUE\r | |
333 | );\r | |
334 | AddUnicodeString2 (\r | |
335 | "en",\r | |
336 | gScsiDiskComponentName2.SupportedLanguages,\r | |
337 | &ScsiDiskDevice->ControllerNameTable,\r | |
338 | L"SCSI Disk Device",\r | |
339 | FALSE\r | |
340 | );\r | |
341 | return EFI_SUCCESS;\r | |
342 | }\r | |
343 | } \r | |
6ad55b15 | 344 | }\r |
345 | \r | |
d14faa52 | 346 | gBS->FreePool (ScsiDiskDevice->SenseData);\r |
347 | gBS->FreePool (ScsiDiskDevice);\r | |
348 | gBS->CloseProtocol (\r | |
349 | Controller,\r | |
350 | &gEfiScsiIoProtocolGuid,\r | |
351 | This->DriverBindingHandle,\r | |
352 | Controller\r | |
353 | );\r | |
354 | return Status;\r | |
355 | \r | |
6ad55b15 | 356 | }\r |
357 | \r | |
9beb888e | 358 | \r |
359 | /**\r | |
360 | Stop this driver on ControllerHandle.\r | |
361 | \r | |
362 | This service is called by the EFI boot service DisconnectController().\r | |
363 | In order to make drivers as small as possible, there are a few calling\r | |
364 | restrictions for this service. DisconnectController() must follow these\r | |
365 | calling restrictions. If any other agent wishes to call Stop() it must\r | |
366 | also follow these calling restrictions.\r | |
367 | \r | |
368 | @param This Protocol instance pointer.\r | |
369 | @param ControllerHandle Handle of device to stop driver on\r | |
370 | @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
371 | children is zero stop the entire bus driver.\r | |
372 | @param ChildHandleBuffer List of Child Handles to Stop.\r | |
373 | \r | |
374 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
375 | @retval other This driver was not removed from this device\r | |
376 | \r | |
377 | **/\r | |
6ad55b15 | 378 | EFI_STATUS\r |
379 | EFIAPI\r | |
380 | ScsiDiskDriverBindingStop (\r | |
381 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
382 | IN EFI_HANDLE Controller,\r | |
383 | IN UINTN NumberOfChildren,\r | |
9beb888e | 384 | IN EFI_HANDLE *ChildHandleBuffer OPTIONAL\r |
6ad55b15 | 385 | )\r |
6ad55b15 | 386 | {\r |
387 | EFI_BLOCK_IO_PROTOCOL *BlkIo;\r | |
388 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
389 | EFI_STATUS Status;\r | |
390 | \r | |
391 | Status = gBS->OpenProtocol (\r | |
392 | Controller,\r | |
393 | &gEfiBlockIoProtocolGuid,\r | |
394 | (VOID **) &BlkIo,\r | |
395 | This->DriverBindingHandle,\r | |
396 | Controller,\r | |
397 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
398 | );\r | |
399 | if (EFI_ERROR (Status)) {\r | |
400 | return Status;\r | |
401 | }\r | |
402 | \r | |
d670bf53 HW |
403 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_BLKIO (BlkIo);\r |
404 | \r | |
405 | //\r | |
406 | // Wait for the BlockIo2 requests queue to become empty\r | |
407 | //\r | |
408 | while (!IsListEmpty (&ScsiDiskDevice->BlkIo2Queue));\r | |
409 | \r | |
d716651f | 410 | Status = gBS->UninstallMultipleProtocolInterfaces (\r |
6ad55b15 | 411 | Controller,\r |
412 | &gEfiBlockIoProtocolGuid,\r | |
d716651f | 413 | &ScsiDiskDevice->BlkIo,\r |
d670bf53 HW |
414 | &gEfiBlockIo2ProtocolGuid,\r |
415 | &ScsiDiskDevice->BlkIo2,\r | |
d716651f | 416 | &gEfiDiskInfoProtocolGuid,\r |
417 | &ScsiDiskDevice->DiskInfo,\r | |
418 | NULL\r | |
6ad55b15 | 419 | );\r |
420 | if (!EFI_ERROR (Status)) {\r | |
421 | gBS->CloseProtocol (\r | |
f36d6e66 | 422 | Controller,\r |
423 | &gEfiScsiIoProtocolGuid,\r | |
424 | This->DriverBindingHandle,\r | |
425 | Controller\r | |
426 | );\r | |
6ad55b15 | 427 | \r |
428 | ReleaseScsiDiskDeviceResources (ScsiDiskDevice);\r | |
429 | \r | |
430 | return EFI_SUCCESS;\r | |
431 | }\r | |
432 | //\r | |
433 | // errors met\r | |
434 | //\r | |
435 | return Status;\r | |
436 | }\r | |
437 | \r | |
9beb888e | 438 | /**\r |
439 | Reset SCSI Disk.\r | |
440 | \r | |
6ad55b15 | 441 | \r |
9beb888e | 442 | @param This The pointer of EFI_BLOCK_IO_PROTOCOL\r |
443 | @param ExtendedVerification The flag about if extend verificate\r | |
444 | \r | |
445 | @retval EFI_SUCCESS The device was reset.\r | |
446 | @retval EFI_DEVICE_ERROR The device is not functioning properly and could\r | |
447 | not be reset.\r | |
d716651f | 448 | @return EFI_STATUS is returned from EFI_SCSI_IO_PROTOCOL.ResetDevice().\r |
9beb888e | 449 | \r |
450 | **/\r | |
6ad55b15 | 451 | EFI_STATUS\r |
452 | EFIAPI\r | |
453 | ScsiDiskReset (\r | |
454 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
455 | IN BOOLEAN ExtendedVerification\r | |
456 | )\r | |
6ad55b15 | 457 | {\r |
f36d6e66 | 458 | EFI_TPL OldTpl;\r |
6ad55b15 | 459 | SCSI_DISK_DEV *ScsiDiskDevice;\r |
460 | EFI_STATUS Status;\r | |
6ad55b15 | 461 | \r |
462 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
463 | \r | |
d670bf53 | 464 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_BLKIO (This);\r |
6ad55b15 | 465 | \r |
466 | Status = ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
467 | \r | |
c6e797ae | 468 | if (EFI_ERROR (Status)) {\r |
ef952129 HW |
469 | if (Status == EFI_UNSUPPORTED) {\r |
470 | Status = EFI_SUCCESS;\r | |
471 | } else {\r | |
472 | Status = EFI_DEVICE_ERROR;\r | |
473 | goto Done;\r | |
474 | }\r | |
c6e797ae | 475 | }\r |
476 | \r | |
6ad55b15 | 477 | if (!ExtendedVerification) {\r |
478 | goto Done;\r | |
479 | }\r | |
480 | \r | |
481 | Status = ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r | |
482 | \r | |
c6e797ae | 483 | if (EFI_ERROR (Status)) {\r |
484 | Status = EFI_DEVICE_ERROR;\r | |
485 | goto Done;\r | |
486 | }\r | |
487 | \r | |
6ad55b15 | 488 | Done:\r |
489 | gBS->RestoreTPL (OldTpl);\r | |
490 | return Status;\r | |
491 | }\r | |
492 | \r | |
9beb888e | 493 | /**\r |
494 | The function is to Read Block from SCSI Disk.\r | |
495 | \r | |
496 | @param This The pointer of EFI_BLOCK_IO_PROTOCOL.\r | |
497 | @param MediaId The Id of Media detected\r | |
498 | @param Lba The logic block address\r | |
499 | @param BufferSize The size of Buffer\r | |
500 | @param Buffer The buffer to fill the read out data\r | |
501 | \r | |
502 | @retval EFI_SUCCESS Successfully to read out block.\r | |
503 | @retval EFI_DEVICE_ERROR Fail to detect media.\r | |
504 | @retval EFI_NO_MEDIA Media is not present.\r | |
505 | @retval EFI_MEDIA_CHANGED Media has changed.\r | |
506 | @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.\r | |
507 | @retval EFI_INVALID_PARAMETER Invalid parameter passed in.\r | |
508 | \r | |
509 | **/\r | |
6ad55b15 | 510 | EFI_STATUS\r |
511 | EFIAPI\r | |
512 | ScsiDiskReadBlocks (\r | |
513 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
514 | IN UINT32 MediaId,\r | |
9beb888e | 515 | IN EFI_LBA Lba,\r |
6ad55b15 | 516 | IN UINTN BufferSize,\r |
517 | OUT VOID *Buffer\r | |
518 | )\r | |
6ad55b15 | 519 | {\r |
520 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
521 | EFI_BLOCK_IO_MEDIA *Media;\r | |
522 | EFI_STATUS Status;\r | |
523 | UINTN BlockSize;\r | |
524 | UINTN NumberOfBlocks;\r | |
525 | BOOLEAN MediaChange;\r | |
526 | EFI_TPL OldTpl;\r | |
527 | \r | |
fcf5e49d RN |
528 | MediaChange = FALSE;\r |
529 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
d670bf53 | 530 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_BLKIO (This);\r |
6ad55b15 | 531 | \r |
9beb888e | 532 | if (!IS_DEVICE_FIXED(ScsiDiskDevice)) {\r |
6ad55b15 | 533 | \r |
534 | Status = ScsiDiskDetectMedia (ScsiDiskDevice, FALSE, &MediaChange);\r | |
535 | if (EFI_ERROR (Status)) {\r | |
536 | Status = EFI_DEVICE_ERROR;\r | |
537 | goto Done;\r | |
538 | }\r | |
539 | \r | |
540 | if (MediaChange) {\r | |
541 | gBS->ReinstallProtocolInterface (\r | |
542 | ScsiDiskDevice->Handle,\r | |
543 | &gEfiBlockIoProtocolGuid,\r | |
544 | &ScsiDiskDevice->BlkIo,\r | |
545 | &ScsiDiskDevice->BlkIo\r | |
546 | );\r | |
d670bf53 HW |
547 | gBS->ReinstallProtocolInterface (\r |
548 | ScsiDiskDevice->Handle,\r | |
549 | &gEfiBlockIo2ProtocolGuid,\r | |
550 | &ScsiDiskDevice->BlkIo2,\r | |
551 | &ScsiDiskDevice->BlkIo2\r | |
552 | );\r | |
9c922525 | 553 | Status = EFI_MEDIA_CHANGED;\r |
554 | goto Done;\r | |
6ad55b15 | 555 | }\r |
556 | }\r | |
557 | //\r | |
558 | // Get the intrinsic block size\r | |
559 | //\r | |
560 | Media = ScsiDiskDevice->BlkIo.Media;\r | |
561 | BlockSize = Media->BlockSize;\r | |
562 | \r | |
563 | NumberOfBlocks = BufferSize / BlockSize;\r | |
564 | \r | |
565 | if (!(Media->MediaPresent)) {\r | |
566 | Status = EFI_NO_MEDIA;\r | |
567 | goto Done;\r | |
568 | }\r | |
569 | \r | |
570 | if (MediaId != Media->MediaId) {\r | |
571 | Status = EFI_MEDIA_CHANGED;\r | |
572 | goto Done;\r | |
573 | }\r | |
574 | \r | |
fcf5e49d RN |
575 | if (Buffer == NULL) {\r |
576 | Status = EFI_INVALID_PARAMETER;\r | |
577 | goto Done;\r | |
578 | }\r | |
579 | \r | |
580 | if (BufferSize == 0) {\r | |
581 | Status = EFI_SUCCESS;\r | |
582 | goto Done;\r | |
583 | }\r | |
584 | \r | |
6ad55b15 | 585 | if (BufferSize % BlockSize != 0) {\r |
586 | Status = EFI_BAD_BUFFER_SIZE;\r | |
587 | goto Done;\r | |
588 | }\r | |
589 | \r | |
9beb888e | 590 | if (Lba > Media->LastBlock) {\r |
6ad55b15 | 591 | Status = EFI_INVALID_PARAMETER;\r |
592 | goto Done;\r | |
593 | }\r | |
594 | \r | |
9beb888e | 595 | if ((Lba + NumberOfBlocks - 1) > Media->LastBlock) {\r |
6ad55b15 | 596 | Status = EFI_INVALID_PARAMETER;\r |
597 | goto Done;\r | |
598 | }\r | |
599 | \r | |
600 | if ((Media->IoAlign > 1) && (((UINTN) Buffer & (Media->IoAlign - 1)) != 0)) {\r | |
601 | Status = EFI_INVALID_PARAMETER;\r | |
602 | goto Done;\r | |
603 | }\r | |
f36d6e66 | 604 | \r |
6ad55b15 | 605 | //\r |
f36d6e66 | 606 | // If all the parameters are valid, then perform read sectors command\r |
6ad55b15 | 607 | // to transfer data from device to host.\r |
608 | //\r | |
9beb888e | 609 | Status = ScsiDiskReadSectors (ScsiDiskDevice, Buffer, Lba, NumberOfBlocks);\r |
6ad55b15 | 610 | \r |
611 | Done:\r | |
612 | gBS->RestoreTPL (OldTpl);\r | |
613 | return Status;\r | |
614 | }\r | |
615 | \r | |
9beb888e | 616 | /**\r |
617 | The function is to Write Block to SCSI Disk.\r | |
618 | \r | |
619 | @param This The pointer of EFI_BLOCK_IO_PROTOCOL\r | |
620 | @param MediaId The Id of Media detected\r | |
621 | @param Lba The logic block address\r | |
622 | @param BufferSize The size of Buffer\r | |
623 | @param Buffer The buffer to fill the read out data\r | |
624 | \r | |
625 | @retval EFI_SUCCESS Successfully to read out block.\r | |
626 | @retval EFI_WRITE_PROTECTED The device can not be written to.\r | |
627 | @retval EFI_DEVICE_ERROR Fail to detect media.\r | |
628 | @retval EFI_NO_MEDIA Media is not present.\r | |
629 | @retval EFI_MEDIA_CHNAGED Media has changed.\r | |
630 | @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.\r | |
631 | @retval EFI_INVALID_PARAMETER Invalid parameter passed in.\r | |
632 | \r | |
633 | **/\r | |
6ad55b15 | 634 | EFI_STATUS\r |
635 | EFIAPI\r | |
636 | ScsiDiskWriteBlocks (\r | |
637 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
638 | IN UINT32 MediaId,\r | |
9beb888e | 639 | IN EFI_LBA Lba,\r |
6ad55b15 | 640 | IN UINTN BufferSize,\r |
641 | IN VOID *Buffer\r | |
642 | )\r | |
6ad55b15 | 643 | {\r |
644 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
645 | EFI_BLOCK_IO_MEDIA *Media;\r | |
646 | EFI_STATUS Status;\r | |
647 | UINTN BlockSize;\r | |
648 | UINTN NumberOfBlocks;\r | |
649 | BOOLEAN MediaChange;\r | |
650 | EFI_TPL OldTpl;\r | |
651 | \r | |
fcf5e49d RN |
652 | MediaChange = FALSE;\r |
653 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
d670bf53 | 654 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_BLKIO (This);\r |
6ad55b15 | 655 | \r |
9beb888e | 656 | if (!IS_DEVICE_FIXED(ScsiDiskDevice)) {\r |
6ad55b15 | 657 | \r |
658 | Status = ScsiDiskDetectMedia (ScsiDiskDevice, FALSE, &MediaChange);\r | |
659 | if (EFI_ERROR (Status)) {\r | |
660 | Status = EFI_DEVICE_ERROR;\r | |
661 | goto Done;\r | |
662 | }\r | |
663 | \r | |
664 | if (MediaChange) {\r | |
665 | gBS->ReinstallProtocolInterface (\r | |
666 | ScsiDiskDevice->Handle,\r | |
667 | &gEfiBlockIoProtocolGuid,\r | |
668 | &ScsiDiskDevice->BlkIo,\r | |
669 | &ScsiDiskDevice->BlkIo\r | |
670 | );\r | |
d670bf53 HW |
671 | gBS->ReinstallProtocolInterface (\r |
672 | ScsiDiskDevice->Handle,\r | |
673 | &gEfiBlockIo2ProtocolGuid,\r | |
674 | &ScsiDiskDevice->BlkIo2,\r | |
675 | &ScsiDiskDevice->BlkIo2\r | |
676 | );\r | |
9c922525 | 677 | Status = EFI_MEDIA_CHANGED;\r |
678 | goto Done;\r | |
6ad55b15 | 679 | }\r |
680 | }\r | |
681 | //\r | |
682 | // Get the intrinsic block size\r | |
683 | //\r | |
684 | Media = ScsiDiskDevice->BlkIo.Media;\r | |
685 | BlockSize = Media->BlockSize;\r | |
686 | \r | |
687 | NumberOfBlocks = BufferSize / BlockSize;\r | |
688 | \r | |
689 | if (!(Media->MediaPresent)) {\r | |
690 | Status = EFI_NO_MEDIA;\r | |
691 | goto Done;\r | |
692 | }\r | |
693 | \r | |
694 | if (MediaId != Media->MediaId) {\r | |
695 | Status = EFI_MEDIA_CHANGED;\r | |
696 | goto Done;\r | |
697 | }\r | |
698 | \r | |
40b0f96f HW |
699 | if (Media->ReadOnly) {\r |
700 | Status = EFI_WRITE_PROTECTED;\r | |
701 | goto Done;\r | |
702 | }\r | |
703 | \r | |
fcf5e49d RN |
704 | if (BufferSize == 0) {\r |
705 | Status = EFI_SUCCESS;\r | |
706 | goto Done;\r | |
707 | }\r | |
708 | \r | |
709 | if (Buffer == NULL) {\r | |
710 | Status = EFI_INVALID_PARAMETER;\r | |
711 | goto Done;\r | |
712 | }\r | |
713 | \r | |
6ad55b15 | 714 | if (BufferSize % BlockSize != 0) {\r |
715 | Status = EFI_BAD_BUFFER_SIZE;\r | |
716 | goto Done;\r | |
717 | }\r | |
718 | \r | |
9beb888e | 719 | if (Lba > Media->LastBlock) {\r |
6ad55b15 | 720 | Status = EFI_INVALID_PARAMETER;\r |
721 | goto Done;\r | |
722 | }\r | |
723 | \r | |
9beb888e | 724 | if ((Lba + NumberOfBlocks - 1) > Media->LastBlock) {\r |
6ad55b15 | 725 | Status = EFI_INVALID_PARAMETER;\r |
726 | goto Done;\r | |
727 | }\r | |
728 | \r | |
729 | if ((Media->IoAlign > 1) && (((UINTN) Buffer & (Media->IoAlign - 1)) != 0)) {\r | |
730 | Status = EFI_INVALID_PARAMETER;\r | |
731 | goto Done;\r | |
732 | }\r | |
733 | //\r | |
734 | // if all the parameters are valid, then perform read sectors command\r | |
735 | // to transfer data from device to host.\r | |
736 | //\r | |
9beb888e | 737 | Status = ScsiDiskWriteSectors (ScsiDiskDevice, Buffer, Lba, NumberOfBlocks);\r |
6ad55b15 | 738 | \r |
739 | Done:\r | |
740 | gBS->RestoreTPL (OldTpl);\r | |
6ad55b15 | 741 | return Status;\r |
742 | }\r | |
743 | \r | |
9beb888e | 744 | /**\r |
745 | Flush Block to Disk.\r | |
746 | \r | |
747 | EFI_SUCCESS is returned directly.\r | |
748 | \r | |
749 | @param This The pointer of EFI_BLOCK_IO_PROTOCOL\r | |
750 | \r | |
751 | @retval EFI_SUCCESS All outstanding data was written to the device\r | |
752 | \r | |
753 | **/\r | |
6ad55b15 | 754 | EFI_STATUS\r |
755 | EFIAPI\r | |
756 | ScsiDiskFlushBlocks (\r | |
757 | IN EFI_BLOCK_IO_PROTOCOL *This\r | |
758 | )\r | |
6ad55b15 | 759 | {\r |
760 | //\r | |
761 | // return directly\r | |
762 | //\r | |
763 | return EFI_SUCCESS;\r | |
764 | }\r | |
765 | \r | |
6ad55b15 | 766 | \r |
d670bf53 HW |
767 | /**\r |
768 | Reset SCSI Disk.\r | |
769 | \r | |
770 | @param This The pointer of EFI_BLOCK_IO2_PROTOCOL.\r | |
771 | @param ExtendedVerification The flag about if extend verificate.\r | |
772 | \r | |
773 | @retval EFI_SUCCESS The device was reset.\r | |
774 | @retval EFI_DEVICE_ERROR The device is not functioning properly and could\r | |
775 | not be reset.\r | |
776 | @return EFI_STATUS is returned from EFI_SCSI_IO_PROTOCOL.ResetDevice().\r | |
777 | \r | |
778 | **/\r | |
779 | EFI_STATUS\r | |
780 | EFIAPI\r | |
781 | ScsiDiskResetEx (\r | |
782 | IN EFI_BLOCK_IO2_PROTOCOL *This,\r | |
783 | IN BOOLEAN ExtendedVerification\r | |
784 | )\r | |
785 | {\r | |
786 | EFI_TPL OldTpl;\r | |
787 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
788 | EFI_STATUS Status;\r | |
789 | \r | |
790 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
791 | \r | |
792 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_BLKIO2 (This);\r | |
793 | \r | |
794 | Status = ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
795 | \r | |
796 | if (EFI_ERROR (Status)) {\r | |
ef952129 HW |
797 | if (Status == EFI_UNSUPPORTED) {\r |
798 | Status = EFI_SUCCESS;\r | |
799 | } else {\r | |
800 | Status = EFI_DEVICE_ERROR;\r | |
801 | goto Done;\r | |
802 | }\r | |
d670bf53 HW |
803 | }\r |
804 | \r | |
805 | if (!ExtendedVerification) {\r | |
806 | goto Done;\r | |
807 | }\r | |
808 | \r | |
809 | Status = ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r | |
810 | \r | |
811 | if (EFI_ERROR (Status)) {\r | |
812 | Status = EFI_DEVICE_ERROR;\r | |
813 | goto Done;\r | |
814 | }\r | |
815 | \r | |
816 | Done:\r | |
817 | gBS->RestoreTPL (OldTpl);\r | |
818 | return Status;\r | |
819 | }\r | |
820 | \r | |
821 | /**\r | |
822 | The function is to Read Block from SCSI Disk.\r | |
823 | \r | |
824 | @param This The pointer of EFI_BLOCK_IO_PROTOCOL.\r | |
825 | @param MediaId The Id of Media detected.\r | |
826 | @param Lba The logic block address.\r | |
827 | @param Token A pointer to the token associated with the transaction.\r | |
828 | @param BufferSize The size of Buffer.\r | |
829 | @param Buffer The buffer to fill the read out data.\r | |
830 | \r | |
831 | @retval EFI_SUCCESS The read request was queued if Token-> Event is\r | |
832 | not NULL. The data was read correctly from the\r | |
833 | device if theToken-> Event is NULL.\r | |
834 | @retval EFI_DEVICE_ERROR The device reported an error while attempting\r | |
835 | to perform the read operation.\r | |
836 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
837 | @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r | |
838 | @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of\r | |
839 | the intrinsic block size of the device.\r | |
840 | @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not\r | |
841 | valid, or the buffer is not on proper\r | |
842 | alignment.\r | |
843 | @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a\r | |
844 | lack of resources.\r | |
845 | \r | |
846 | **/\r | |
847 | EFI_STATUS\r | |
848 | EFIAPI\r | |
849 | ScsiDiskReadBlocksEx (\r | |
850 | IN EFI_BLOCK_IO2_PROTOCOL *This,\r | |
851 | IN UINT32 MediaId,\r | |
852 | IN EFI_LBA Lba,\r | |
853 | IN OUT EFI_BLOCK_IO2_TOKEN *Token,\r | |
854 | IN UINTN BufferSize,\r | |
855 | OUT VOID *Buffer\r | |
856 | )\r | |
857 | {\r | |
858 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
859 | EFI_BLOCK_IO_MEDIA *Media;\r | |
860 | EFI_STATUS Status;\r | |
861 | UINTN BlockSize;\r | |
862 | UINTN NumberOfBlocks;\r | |
863 | BOOLEAN MediaChange;\r | |
864 | EFI_TPL OldTpl;\r | |
865 | \r | |
866 | MediaChange = FALSE;\r | |
867 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
868 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_BLKIO2 (This);\r | |
869 | \r | |
870 | if (!IS_DEVICE_FIXED(ScsiDiskDevice)) {\r | |
871 | \r | |
872 | Status = ScsiDiskDetectMedia (ScsiDiskDevice, FALSE, &MediaChange);\r | |
873 | if (EFI_ERROR (Status)) {\r | |
874 | Status = EFI_DEVICE_ERROR;\r | |
875 | goto Done;\r | |
876 | }\r | |
877 | \r | |
878 | if (MediaChange) {\r | |
879 | gBS->ReinstallProtocolInterface (\r | |
880 | ScsiDiskDevice->Handle,\r | |
881 | &gEfiBlockIoProtocolGuid,\r | |
882 | &ScsiDiskDevice->BlkIo,\r | |
883 | &ScsiDiskDevice->BlkIo\r | |
884 | );\r | |
885 | gBS->ReinstallProtocolInterface (\r | |
886 | ScsiDiskDevice->Handle,\r | |
887 | &gEfiBlockIo2ProtocolGuid,\r | |
888 | &ScsiDiskDevice->BlkIo2,\r | |
889 | &ScsiDiskDevice->BlkIo2\r | |
890 | );\r | |
891 | Status = EFI_MEDIA_CHANGED;\r | |
892 | goto Done;\r | |
893 | }\r | |
894 | }\r | |
895 | //\r | |
896 | // Get the intrinsic block size\r | |
897 | //\r | |
898 | Media = ScsiDiskDevice->BlkIo2.Media;\r | |
899 | BlockSize = Media->BlockSize;\r | |
900 | \r | |
901 | NumberOfBlocks = BufferSize / BlockSize;\r | |
902 | \r | |
903 | if (!(Media->MediaPresent)) {\r | |
904 | Status = EFI_NO_MEDIA;\r | |
905 | goto Done;\r | |
906 | }\r | |
907 | \r | |
908 | if (MediaId != Media->MediaId) {\r | |
909 | Status = EFI_MEDIA_CHANGED;\r | |
910 | goto Done;\r | |
911 | }\r | |
912 | \r | |
913 | if (Buffer == NULL) {\r | |
914 | Status = EFI_INVALID_PARAMETER;\r | |
915 | goto Done;\r | |
916 | }\r | |
917 | \r | |
918 | if (BufferSize == 0) {\r | |
919 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
920 | Token->TransactionStatus = EFI_SUCCESS;\r | |
921 | gBS->SignalEvent (Token->Event);\r | |
922 | }\r | |
923 | \r | |
924 | Status = EFI_SUCCESS;\r | |
925 | goto Done;\r | |
926 | }\r | |
927 | \r | |
928 | if (BufferSize % BlockSize != 0) {\r | |
929 | Status = EFI_BAD_BUFFER_SIZE;\r | |
930 | goto Done;\r | |
931 | }\r | |
932 | \r | |
933 | if (Lba > Media->LastBlock) {\r | |
934 | Status = EFI_INVALID_PARAMETER;\r | |
935 | goto Done;\r | |
936 | }\r | |
937 | \r | |
938 | if ((Lba + NumberOfBlocks - 1) > Media->LastBlock) {\r | |
939 | Status = EFI_INVALID_PARAMETER;\r | |
940 | goto Done;\r | |
941 | }\r | |
942 | \r | |
943 | if ((Media->IoAlign > 1) && (((UINTN) Buffer & (Media->IoAlign - 1)) != 0)) {\r | |
944 | Status = EFI_INVALID_PARAMETER;\r | |
945 | goto Done;\r | |
946 | }\r | |
947 | \r | |
948 | //\r | |
949 | // If all the parameters are valid, then perform read sectors command\r | |
950 | // to transfer data from device to host.\r | |
951 | //\r | |
952 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
953 | Token->TransactionStatus = EFI_SUCCESS;\r | |
954 | Status = ScsiDiskAsyncReadSectors (\r | |
955 | ScsiDiskDevice,\r | |
956 | Buffer,\r | |
957 | Lba,\r | |
958 | NumberOfBlocks,\r | |
959 | Token\r | |
960 | );\r | |
961 | } else {\r | |
962 | Status = ScsiDiskReadSectors (\r | |
963 | ScsiDiskDevice,\r | |
964 | Buffer,\r | |
965 | Lba,\r | |
966 | NumberOfBlocks\r | |
967 | );\r | |
968 | }\r | |
969 | \r | |
970 | Done:\r | |
971 | gBS->RestoreTPL (OldTpl);\r | |
972 | return Status;\r | |
973 | }\r | |
974 | \r | |
975 | /**\r | |
976 | The function is to Write Block to SCSI Disk.\r | |
977 | \r | |
978 | @param This The pointer of EFI_BLOCK_IO_PROTOCOL.\r | |
979 | @param MediaId The Id of Media detected.\r | |
980 | @param Lba The logic block address.\r | |
981 | @param Token A pointer to the token associated with the transaction.\r | |
982 | @param BufferSize The size of Buffer.\r | |
983 | @param Buffer The buffer to fill the read out data.\r | |
984 | \r | |
985 | @retval EFI_SUCCESS The data were written correctly to the device.\r | |
986 | @retval EFI_WRITE_PROTECTED The device cannot be written to.\r | |
987 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
988 | @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r | |
989 | @retval EFI_DEVICE_ERROR The device reported an error while attempting\r | |
990 | to perform the write operation.\r | |
991 | @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of\r | |
992 | the intrinsic block size of the device.\r | |
993 | @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not\r | |
994 | valid, or the buffer is not on proper\r | |
995 | alignment.\r | |
996 | \r | |
997 | **/\r | |
998 | EFI_STATUS\r | |
999 | EFIAPI\r | |
1000 | ScsiDiskWriteBlocksEx (\r | |
1001 | IN EFI_BLOCK_IO2_PROTOCOL *This,\r | |
1002 | IN UINT32 MediaId,\r | |
1003 | IN EFI_LBA Lba,\r | |
1004 | IN OUT EFI_BLOCK_IO2_TOKEN *Token,\r | |
1005 | IN UINTN BufferSize,\r | |
1006 | IN VOID *Buffer\r | |
1007 | )\r | |
1008 | {\r | |
1009 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
1010 | EFI_BLOCK_IO_MEDIA *Media;\r | |
1011 | EFI_STATUS Status;\r | |
1012 | UINTN BlockSize;\r | |
1013 | UINTN NumberOfBlocks;\r | |
1014 | BOOLEAN MediaChange;\r | |
1015 | EFI_TPL OldTpl;\r | |
1016 | \r | |
1017 | MediaChange = FALSE;\r | |
1018 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
1019 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_BLKIO2 (This);\r | |
1020 | \r | |
1021 | if (!IS_DEVICE_FIXED(ScsiDiskDevice)) {\r | |
1022 | \r | |
1023 | Status = ScsiDiskDetectMedia (ScsiDiskDevice, FALSE, &MediaChange);\r | |
1024 | if (EFI_ERROR (Status)) {\r | |
1025 | Status = EFI_DEVICE_ERROR;\r | |
1026 | goto Done;\r | |
1027 | }\r | |
1028 | \r | |
1029 | if (MediaChange) {\r | |
1030 | gBS->ReinstallProtocolInterface (\r | |
1031 | ScsiDiskDevice->Handle,\r | |
1032 | &gEfiBlockIoProtocolGuid,\r | |
1033 | &ScsiDiskDevice->BlkIo,\r | |
1034 | &ScsiDiskDevice->BlkIo\r | |
1035 | );\r | |
1036 | gBS->ReinstallProtocolInterface (\r | |
1037 | ScsiDiskDevice->Handle,\r | |
1038 | &gEfiBlockIo2ProtocolGuid,\r | |
1039 | &ScsiDiskDevice->BlkIo2,\r | |
1040 | &ScsiDiskDevice->BlkIo2\r | |
1041 | );\r | |
1042 | Status = EFI_MEDIA_CHANGED;\r | |
1043 | goto Done;\r | |
1044 | }\r | |
1045 | }\r | |
1046 | //\r | |
1047 | // Get the intrinsic block size\r | |
1048 | //\r | |
1049 | Media = ScsiDiskDevice->BlkIo2.Media;\r | |
1050 | BlockSize = Media->BlockSize;\r | |
1051 | \r | |
1052 | NumberOfBlocks = BufferSize / BlockSize;\r | |
1053 | \r | |
1054 | if (!(Media->MediaPresent)) {\r | |
1055 | Status = EFI_NO_MEDIA;\r | |
1056 | goto Done;\r | |
1057 | }\r | |
1058 | \r | |
1059 | if (MediaId != Media->MediaId) {\r | |
1060 | Status = EFI_MEDIA_CHANGED;\r | |
1061 | goto Done;\r | |
1062 | }\r | |
1063 | \r | |
40b0f96f HW |
1064 | if (Media->ReadOnly) {\r |
1065 | Status = EFI_WRITE_PROTECTED;\r | |
1066 | goto Done;\r | |
1067 | }\r | |
1068 | \r | |
d670bf53 HW |
1069 | if (BufferSize == 0) {\r |
1070 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
1071 | Token->TransactionStatus = EFI_SUCCESS;\r | |
1072 | gBS->SignalEvent (Token->Event);\r | |
1073 | }\r | |
1074 | \r | |
1075 | Status = EFI_SUCCESS;\r | |
1076 | goto Done;\r | |
1077 | }\r | |
1078 | \r | |
1079 | if (Buffer == NULL) {\r | |
1080 | Status = EFI_INVALID_PARAMETER;\r | |
1081 | goto Done;\r | |
1082 | }\r | |
1083 | \r | |
1084 | if (BufferSize % BlockSize != 0) {\r | |
1085 | Status = EFI_BAD_BUFFER_SIZE;\r | |
1086 | goto Done;\r | |
1087 | }\r | |
1088 | \r | |
1089 | if (Lba > Media->LastBlock) {\r | |
1090 | Status = EFI_INVALID_PARAMETER;\r | |
1091 | goto Done;\r | |
1092 | }\r | |
1093 | \r | |
1094 | if ((Lba + NumberOfBlocks - 1) > Media->LastBlock) {\r | |
1095 | Status = EFI_INVALID_PARAMETER;\r | |
1096 | goto Done;\r | |
1097 | }\r | |
1098 | \r | |
1099 | if ((Media->IoAlign > 1) && (((UINTN) Buffer & (Media->IoAlign - 1)) != 0)) {\r | |
1100 | Status = EFI_INVALID_PARAMETER;\r | |
1101 | goto Done;\r | |
1102 | }\r | |
1103 | \r | |
1104 | //\r | |
1105 | // if all the parameters are valid, then perform write sectors command\r | |
1106 | // to transfer data from device to host.\r | |
1107 | //\r | |
1108 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
1109 | Token->TransactionStatus = EFI_SUCCESS;\r | |
1110 | Status = ScsiDiskAsyncWriteSectors (\r | |
1111 | ScsiDiskDevice,\r | |
1112 | Buffer,\r | |
1113 | Lba,\r | |
1114 | NumberOfBlocks,\r | |
1115 | Token\r | |
1116 | );\r | |
1117 | } else {\r | |
1118 | Status = ScsiDiskWriteSectors (\r | |
1119 | ScsiDiskDevice,\r | |
1120 | Buffer,\r | |
1121 | Lba,\r | |
1122 | NumberOfBlocks\r | |
1123 | );\r | |
1124 | }\r | |
1125 | \r | |
1126 | Done:\r | |
1127 | gBS->RestoreTPL (OldTpl);\r | |
1128 | return Status;\r | |
1129 | }\r | |
1130 | \r | |
1131 | /**\r | |
1132 | Flush the Block Device.\r | |
1133 | \r | |
1134 | @param This Indicates a pointer to the calling context.\r | |
1135 | @param Token A pointer to the token associated with the transaction.\r | |
1136 | \r | |
7013e088 HW |
1137 | @retval EFI_SUCCESS All outstanding data was written to the device.\r |
1138 | @retval EFI_DEVICE_ERROR The device reported an error while attempting to\r | |
1139 | write data.\r | |
1140 | @retval EFI_WRITE_PROTECTED The device cannot be written to.\r | |
1141 | @retval EFI_NO_MEDIA There is no media in the device.\r | |
1142 | @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r | |
d670bf53 HW |
1143 | \r |
1144 | **/\r | |
1145 | EFI_STATUS\r | |
1146 | EFIAPI\r | |
1147 | ScsiDiskFlushBlocksEx (\r | |
1148 | IN EFI_BLOCK_IO2_PROTOCOL *This,\r | |
1149 | IN OUT EFI_BLOCK_IO2_TOKEN *Token\r | |
1150 | )\r | |
1151 | {\r | |
7013e088 HW |
1152 | SCSI_DISK_DEV *ScsiDiskDevice;\r |
1153 | EFI_BLOCK_IO_MEDIA *Media;\r | |
1154 | EFI_STATUS Status;\r | |
1155 | BOOLEAN MediaChange;\r | |
1156 | EFI_TPL OldTpl;\r | |
1157 | \r | |
1158 | MediaChange = FALSE;\r | |
1159 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
1160 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_BLKIO2 (This);\r | |
1161 | \r | |
1162 | if (!IS_DEVICE_FIXED(ScsiDiskDevice)) {\r | |
1163 | \r | |
1164 | Status = ScsiDiskDetectMedia (ScsiDiskDevice, FALSE, &MediaChange);\r | |
1165 | if (EFI_ERROR (Status)) {\r | |
1166 | Status = EFI_DEVICE_ERROR;\r | |
1167 | goto Done;\r | |
1168 | }\r | |
1169 | \r | |
1170 | if (MediaChange) {\r | |
1171 | gBS->ReinstallProtocolInterface (\r | |
1172 | ScsiDiskDevice->Handle,\r | |
1173 | &gEfiBlockIoProtocolGuid,\r | |
1174 | &ScsiDiskDevice->BlkIo,\r | |
1175 | &ScsiDiskDevice->BlkIo\r | |
1176 | );\r | |
1177 | gBS->ReinstallProtocolInterface (\r | |
1178 | ScsiDiskDevice->Handle,\r | |
1179 | &gEfiBlockIo2ProtocolGuid,\r | |
1180 | &ScsiDiskDevice->BlkIo2,\r | |
1181 | &ScsiDiskDevice->BlkIo2\r | |
1182 | );\r | |
1183 | Status = EFI_MEDIA_CHANGED;\r | |
1184 | goto Done;\r | |
1185 | }\r | |
1186 | }\r | |
1187 | \r | |
1188 | Media = ScsiDiskDevice->BlkIo2.Media;\r | |
1189 | \r | |
1190 | if (!(Media->MediaPresent)) {\r | |
1191 | Status = EFI_NO_MEDIA;\r | |
1192 | goto Done;\r | |
1193 | }\r | |
1194 | \r | |
1195 | if (Media->ReadOnly) {\r | |
1196 | Status = EFI_WRITE_PROTECTED;\r | |
1197 | goto Done;\r | |
1198 | }\r | |
1199 | \r | |
d670bf53 | 1200 | //\r |
7013e088 HW |
1201 | // Wait for the BlockIo2 requests queue to become empty\r |
1202 | //\r | |
1203 | while (!IsListEmpty (&ScsiDiskDevice->BlkIo2Queue));\r | |
1204 | \r | |
1205 | Status = EFI_SUCCESS;\r | |
1206 | \r | |
1207 | //\r | |
1208 | // Signal caller event\r | |
d670bf53 HW |
1209 | //\r |
1210 | if ((Token != NULL) && (Token->Event != NULL)) {\r | |
1211 | Token->TransactionStatus = EFI_SUCCESS;\r | |
1212 | gBS->SignalEvent (Token->Event);\r | |
1213 | }\r | |
1214 | \r | |
7013e088 HW |
1215 | Done:\r |
1216 | gBS->RestoreTPL (OldTpl);\r | |
1217 | return Status;\r | |
d670bf53 HW |
1218 | }\r |
1219 | \r | |
1220 | \r | |
9beb888e | 1221 | /**\r |
d716651f | 1222 | Detect Device and read out capacity ,if error occurs, parse the sense key.\r |
6ad55b15 | 1223 | \r |
9beb888e | 1224 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r |
1225 | @param MustReadCapacity The flag about reading device capacity\r | |
1226 | @param MediaChange The pointer of flag indicates if media has changed \r | |
6ad55b15 | 1227 | \r |
9beb888e | 1228 | @retval EFI_DEVICE_ERROR Indicates that error occurs\r |
1229 | @retval EFI_SUCCESS Successfully to detect media\r | |
6ad55b15 | 1230 | \r |
9beb888e | 1231 | **/\r |
1232 | EFI_STATUS\r | |
1233 | ScsiDiskDetectMedia (\r | |
1234 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
1235 | IN BOOLEAN MustReadCapacity,\r | |
1236 | OUT BOOLEAN *MediaChange\r | |
1237 | )\r | |
6ad55b15 | 1238 | {\r |
1239 | EFI_STATUS Status;\r | |
6ad55b15 | 1240 | EFI_SCSI_SENSE_DATA *SenseData;\r |
1241 | UINTN NumberOfSenseKeys;\r | |
1242 | BOOLEAN NeedRetry;\r | |
1243 | BOOLEAN NeedReadCapacity;\r | |
ae5dc795 | 1244 | UINT8 Retry;\r |
6ad55b15 | 1245 | UINT8 MaxRetry;\r |
1246 | EFI_BLOCK_IO_MEDIA OldMedia;\r | |
1247 | UINTN Action;\r | |
ae5dc795 | 1248 | EFI_EVENT TimeoutEvt;\r |
6ad55b15 | 1249 | \r |
1250 | Status = EFI_SUCCESS;\r | |
6ad55b15 | 1251 | SenseData = NULL;\r |
1252 | NumberOfSenseKeys = 0;\r | |
ae5dc795 | 1253 | Retry = 0;\r |
6ad55b15 | 1254 | MaxRetry = 3;\r |
cbd2a4b3 | 1255 | Action = ACTION_NO_ACTION;\r |
ae5dc795 | 1256 | NeedReadCapacity = FALSE;\r |
1257 | *MediaChange = FALSE;\r | |
1258 | TimeoutEvt = NULL;\r | |
f36d6e66 | 1259 | \r |
ae5dc795 | 1260 | CopyMem (&OldMedia, ScsiDiskDevice->BlkIo.Media, sizeof (OldMedia));\r |
1261 | \r | |
1262 | Status = gBS->CreateEvent (\r | |
1263 | EVT_TIMER,\r | |
1264 | TPL_CALLBACK,\r | |
1265 | NULL,\r | |
1266 | NULL,\r | |
1267 | &TimeoutEvt\r | |
1268 | );\r | |
1269 | if (EFI_ERROR (Status)) {\r | |
1270 | return Status;\r | |
1271 | }\r | |
1272 | \r | |
1273 | Status = gBS->SetTimer (TimeoutEvt, TimerRelative, EFI_TIMER_PERIOD_SECONDS(120));\r | |
1274 | if (EFI_ERROR (Status)) {\r | |
1275 | goto EXIT;\r | |
1276 | }\r | |
1277 | \r | |
1278 | //\r | |
1279 | // Sending Test_Unit cmd to poll device status.\r | |
1280 | // If the sense data shows the drive is not ready or reset before, we need poll the device status again.\r | |
1281 | // We limit the upper boundary to 120 seconds.\r | |
1282 | //\r | |
1283 | while (EFI_ERROR (gBS->CheckEvent (TimeoutEvt))) {\r | |
6ad55b15 | 1284 | Status = ScsiDiskTestUnitReady (\r |
1285 | ScsiDiskDevice,\r | |
1286 | &NeedRetry,\r | |
1287 | &SenseData,\r | |
1288 | &NumberOfSenseKeys\r | |
1289 | );\r | |
1290 | if (!EFI_ERROR (Status)) {\r | |
cbd2a4b3 | 1291 | Status = DetectMediaParsingSenseKeys (\r |
1292 | ScsiDiskDevice,\r | |
1293 | SenseData,\r | |
1294 | NumberOfSenseKeys,\r | |
1295 | &Action\r | |
1296 | );\r | |
1297 | if (EFI_ERROR (Status)) {\r | |
ae5dc795 | 1298 | goto EXIT;\r |
cbd2a4b3 | 1299 | } else if (Action == ACTION_RETRY_COMMAND_LATER) {\r |
1300 | continue;\r | |
1301 | } else {\r | |
1302 | break;\r | |
1303 | }\r | |
ae5dc795 | 1304 | } else {\r |
1305 | Retry++;\r | |
1306 | if (!NeedRetry || (Retry >= MaxRetry)) {\r | |
1307 | goto EXIT;\r | |
1308 | }\r | |
6ad55b15 | 1309 | }\r |
1310 | }\r | |
1311 | \r | |
ae5dc795 | 1312 | if (EFI_ERROR (Status)) {\r |
1313 | goto EXIT;\r | |
6ad55b15 | 1314 | }\r |
1315 | \r | |
6ad55b15 | 1316 | //\r |
1317 | // ACTION_NO_ACTION: need not read capacity\r | |
1318 | // other action code: need read capacity\r | |
1319 | //\r | |
cbd2a4b3 | 1320 | if (Action == ACTION_READ_CAPACITY) {\r |
6ad55b15 | 1321 | NeedReadCapacity = TRUE;\r |
1322 | }\r | |
f36d6e66 | 1323 | \r |
6ad55b15 | 1324 | //\r |
1325 | // either NeedReadCapacity is TRUE, or MustReadCapacity is TRUE,\r | |
1326 | // retrieve capacity via Read Capacity command\r | |
1327 | //\r | |
1328 | if (NeedReadCapacity || MustReadCapacity) {\r | |
6ad55b15 | 1329 | //\r |
1330 | // retrieve media information\r | |
1331 | //\r | |
ae5dc795 | 1332 | for (Retry = 0; Retry < MaxRetry; Retry++) {\r |
1333 | Status = ScsiDiskReadCapacity (\r | |
1334 | ScsiDiskDevice,\r | |
1335 | &NeedRetry,\r | |
1336 | &SenseData,\r | |
1337 | &NumberOfSenseKeys\r | |
1338 | );\r | |
1339 | if (!EFI_ERROR (Status)) {\r | |
6ad55b15 | 1340 | //\r |
ae5dc795 | 1341 | // analyze sense key to action\r |
6ad55b15 | 1342 | //\r |
ae5dc795 | 1343 | Status = DetectMediaParsingSenseKeys (\r |
1344 | ScsiDiskDevice,\r | |
1345 | SenseData,\r | |
1346 | NumberOfSenseKeys,\r | |
1347 | &Action\r | |
1348 | );\r | |
1349 | if (EFI_ERROR (Status)) {\r | |
1350 | //\r | |
1351 | // if Status is error, it may indicate crisis error,\r | |
1352 | // so return without retry.\r | |
1353 | //\r | |
1354 | goto EXIT;\r | |
1355 | } else if (Action == ACTION_RETRY_COMMAND_LATER) {\r | |
1356 | Retry = 0;\r | |
1357 | continue;\r | |
1358 | } else {\r | |
1359 | break;\r | |
1360 | }\r | |
1361 | } else { \r | |
1362 | Retry++;\r | |
1363 | if (!NeedRetry || (Retry >= MaxRetry)) {\r | |
1364 | goto EXIT;\r | |
1365 | }\r | |
6ad55b15 | 1366 | }\r |
1367 | }\r | |
1368 | \r | |
ae5dc795 | 1369 | if (EFI_ERROR (Status)) {\r |
1370 | goto EXIT;\r | |
6ad55b15 | 1371 | }\r |
1372 | }\r | |
1373 | \r | |
1374 | if (ScsiDiskDevice->BlkIo.Media->MediaId != OldMedia.MediaId) {\r | |
1375 | //\r | |
1376 | // Media change information got from the device\r | |
1377 | //\r | |
1378 | *MediaChange = TRUE;\r | |
1379 | }\r | |
1380 | \r | |
1381 | if (ScsiDiskDevice->BlkIo.Media->ReadOnly != OldMedia.ReadOnly) {\r | |
1382 | *MediaChange = TRUE;\r | |
1383 | ScsiDiskDevice->BlkIo.Media->MediaId += 1;\r | |
1384 | }\r | |
1385 | \r | |
1386 | if (ScsiDiskDevice->BlkIo.Media->BlockSize != OldMedia.BlockSize) {\r | |
1387 | *MediaChange = TRUE;\r | |
1388 | ScsiDiskDevice->BlkIo.Media->MediaId += 1;\r | |
1389 | }\r | |
1390 | \r | |
1391 | if (ScsiDiskDevice->BlkIo.Media->LastBlock != OldMedia.LastBlock) {\r | |
1392 | *MediaChange = TRUE;\r | |
1393 | ScsiDiskDevice->BlkIo.Media->MediaId += 1;\r | |
1394 | }\r | |
1395 | \r | |
1396 | if (ScsiDiskDevice->BlkIo.Media->MediaPresent != OldMedia.MediaPresent) {\r | |
1397 | if (ScsiDiskDevice->BlkIo.Media->MediaPresent) {\r | |
1398 | //\r | |
1399 | // when change from no media to media present, reset the MediaId to 1.\r | |
1400 | //\r | |
1401 | ScsiDiskDevice->BlkIo.Media->MediaId = 1;\r | |
1402 | } else {\r | |
1403 | //\r | |
1404 | // when no media, reset the MediaId to zero.\r | |
1405 | //\r | |
1406 | ScsiDiskDevice->BlkIo.Media->MediaId = 0;\r | |
1407 | }\r | |
1408 | \r | |
1409 | *MediaChange = TRUE;\r | |
1410 | }\r | |
1411 | \r | |
ae5dc795 | 1412 | EXIT:\r |
1413 | if (TimeoutEvt != NULL) {\r | |
1414 | gBS->CloseEvent (TimeoutEvt);\r | |
1415 | }\r | |
1416 | return Status;\r | |
6ad55b15 | 1417 | }\r |
1418 | \r | |
6ad55b15 | 1419 | \r |
9beb888e | 1420 | /**\r |
1421 | Send out Inquiry command to Device.\r | |
6ad55b15 | 1422 | \r |
9beb888e | 1423 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r |
1424 | @param NeedRetry Indicates if needs try again when error happens\r | |
6ad55b15 | 1425 | \r |
9beb888e | 1426 | @retval EFI_DEVICE_ERROR Indicates that error occurs\r |
1427 | @retval EFI_SUCCESS Successfully to detect media\r | |
6ad55b15 | 1428 | \r |
9beb888e | 1429 | **/\r |
1430 | EFI_STATUS\r | |
1431 | ScsiDiskInquiryDevice (\r | |
1432 | IN OUT SCSI_DISK_DEV *ScsiDiskDevice,\r | |
1433 | OUT BOOLEAN *NeedRetry\r | |
1434 | )\r | |
6ad55b15 | 1435 | {\r |
0e87144e RN |
1436 | UINT32 InquiryDataLength;\r |
1437 | UINT8 SenseDataLength;\r | |
1438 | UINT8 HostAdapterStatus;\r | |
1439 | UINT8 TargetStatus;\r | |
1440 | EFI_SCSI_SENSE_DATA *SenseDataArray;\r | |
1441 | UINTN NumberOfSenseKeys;\r | |
1442 | EFI_STATUS Status;\r | |
1443 | UINT8 MaxRetry;\r | |
1444 | UINT8 Index;\r | |
957fe093 SZ |
1445 | EFI_SCSI_SUPPORTED_VPD_PAGES_VPD_PAGE *SupportedVpdPages;\r |
1446 | EFI_SCSI_BLOCK_LIMITS_VPD_PAGE *BlockLimits;\r | |
0e87144e | 1447 | UINTN PageLength;\r |
6ad55b15 | 1448 | \r |
1449 | InquiryDataLength = sizeof (EFI_SCSI_INQUIRY_DATA);\r | |
1450 | SenseDataLength = 0;\r | |
1451 | \r | |
d35be2a4 | 1452 | Status = ScsiInquiryCommand (\r |
6ad55b15 | 1453 | ScsiDiskDevice->ScsiIo,\r |
3cc033c5 | 1454 | SCSI_DISK_TIMEOUT,\r |
6ad55b15 | 1455 | NULL,\r |
1456 | &SenseDataLength,\r | |
1457 | &HostAdapterStatus,\r | |
1458 | &TargetStatus,\r | |
1459 | (VOID *) &(ScsiDiskDevice->InquiryData),\r | |
1460 | &InquiryDataLength,\r | |
1461 | FALSE\r | |
1462 | );\r | |
6ad55b15 | 1463 | //\r |
1464 | // no need to check HostAdapterStatus and TargetStatus\r | |
1465 | //\r | |
f36d6e66 | 1466 | if ((Status == EFI_SUCCESS) || (Status == EFI_WARN_BUFFER_TOO_SMALL)) {\r |
0e87144e RN |
1467 | ParseInquiryData (ScsiDiskDevice);\r |
1468 | \r | |
1469 | if (ScsiDiskDevice->DeviceType == EFI_SCSI_TYPE_DISK) {\r | |
1470 | //\r | |
1471 | // Check whether the device supports Block Limits VPD page (0xB0)\r | |
1472 | //\r | |
957fe093 SZ |
1473 | SupportedVpdPages = AllocateAlignedBuffer (ScsiDiskDevice, sizeof (EFI_SCSI_SUPPORTED_VPD_PAGES_VPD_PAGE));\r |
1474 | if (SupportedVpdPages == NULL) {\r | |
1475 | *NeedRetry = FALSE;\r | |
1476 | return EFI_DEVICE_ERROR;\r | |
1477 | }\r | |
1478 | ZeroMem (SupportedVpdPages, sizeof (EFI_SCSI_SUPPORTED_VPD_PAGES_VPD_PAGE));\r | |
1479 | InquiryDataLength = sizeof (EFI_SCSI_SUPPORTED_VPD_PAGES_VPD_PAGE);\r | |
0e87144e RN |
1480 | SenseDataLength = 0;\r |
1481 | Status = ScsiInquiryCommandEx (\r | |
1482 | ScsiDiskDevice->ScsiIo,\r | |
3cc033c5 | 1483 | SCSI_DISK_TIMEOUT,\r |
0e87144e RN |
1484 | NULL,\r |
1485 | &SenseDataLength,\r | |
1486 | &HostAdapterStatus,\r | |
1487 | &TargetStatus,\r | |
957fe093 | 1488 | (VOID *) SupportedVpdPages,\r |
0e87144e RN |
1489 | &InquiryDataLength,\r |
1490 | TRUE,\r | |
1491 | EFI_SCSI_PAGE_CODE_SUPPORTED_VPD\r | |
1492 | );\r | |
1493 | if (!EFI_ERROR (Status)) {\r | |
957fe093 SZ |
1494 | PageLength = (SupportedVpdPages->PageLength2 << 8)\r |
1495 | | SupportedVpdPages->PageLength1;\r | |
ce1647fc LE |
1496 | \r |
1497 | //\r | |
1498 | // Sanity checks for coping with broken devices\r | |
1499 | //\r | |
1500 | if (PageLength > sizeof SupportedVpdPages->SupportedVpdPageList) {\r | |
1501 | DEBUG ((EFI_D_WARN,\r | |
1502 | "%a: invalid PageLength (%u) in Supported VPD Pages page\n",\r | |
1503 | __FUNCTION__, (UINT32)PageLength));\r | |
1504 | PageLength = 0;\r | |
1505 | }\r | |
1506 | \r | |
1507 | if ((PageLength > 0) &&\r | |
1508 | (SupportedVpdPages->SupportedVpdPageList[0] !=\r | |
1509 | EFI_SCSI_PAGE_CODE_SUPPORTED_VPD)) {\r | |
1510 | DEBUG ((EFI_D_WARN,\r | |
1511 | "%a: Supported VPD Pages page doesn't start with code 0x%02x\n",\r | |
1512 | __FUNCTION__, EFI_SCSI_PAGE_CODE_SUPPORTED_VPD));\r | |
1513 | PageLength = 0;\r | |
1514 | }\r | |
1515 | \r | |
1516 | //\r | |
1517 | // Locate the code for the Block Limits VPD page\r | |
1518 | //\r | |
0e87144e | 1519 | for (Index = 0; Index < PageLength; Index++) {\r |
ce1647fc LE |
1520 | //\r |
1521 | // Sanity check\r | |
1522 | //\r | |
1523 | if ((Index > 0) &&\r | |
1524 | (SupportedVpdPages->SupportedVpdPageList[Index] <=\r | |
1525 | SupportedVpdPages->SupportedVpdPageList[Index - 1])) {\r | |
1526 | DEBUG ((EFI_D_WARN,\r | |
1527 | "%a: non-ascending code in Supported VPD Pages page @ %u\n",\r | |
1528 | __FUNCTION__, Index));\r | |
1529 | Index = 0;\r | |
1530 | PageLength = 0;\r | |
1531 | break;\r | |
1532 | }\r | |
1533 | \r | |
957fe093 | 1534 | if (SupportedVpdPages->SupportedVpdPageList[Index] == EFI_SCSI_PAGE_CODE_BLOCK_LIMITS_VPD) {\r |
0e87144e RN |
1535 | break;\r |
1536 | }\r | |
1537 | }\r | |
1538 | \r | |
1539 | //\r | |
1540 | // Query the Block Limits VPD page\r | |
1541 | //\r | |
1542 | if (Index < PageLength) {\r | |
957fe093 SZ |
1543 | BlockLimits = AllocateAlignedBuffer (ScsiDiskDevice, sizeof (EFI_SCSI_BLOCK_LIMITS_VPD_PAGE));\r |
1544 | if (BlockLimits == NULL) {\r | |
1545 | FreeAlignedBuffer (SupportedVpdPages, sizeof (EFI_SCSI_SUPPORTED_VPD_PAGES_VPD_PAGE));\r | |
1546 | *NeedRetry = FALSE;\r | |
1547 | return EFI_DEVICE_ERROR;\r | |
1548 | }\r | |
1549 | ZeroMem (BlockLimits, sizeof (EFI_SCSI_BLOCK_LIMITS_VPD_PAGE));\r | |
1550 | InquiryDataLength = sizeof (EFI_SCSI_BLOCK_LIMITS_VPD_PAGE);\r | |
0e87144e RN |
1551 | SenseDataLength = 0;\r |
1552 | Status = ScsiInquiryCommandEx (\r | |
1553 | ScsiDiskDevice->ScsiIo,\r | |
3cc033c5 | 1554 | SCSI_DISK_TIMEOUT,\r |
0e87144e RN |
1555 | NULL,\r |
1556 | &SenseDataLength,\r | |
1557 | &HostAdapterStatus,\r | |
1558 | &TargetStatus,\r | |
957fe093 | 1559 | (VOID *) BlockLimits,\r |
0e87144e RN |
1560 | &InquiryDataLength,\r |
1561 | TRUE,\r | |
1562 | EFI_SCSI_PAGE_CODE_BLOCK_LIMITS_VPD\r | |
1563 | );\r | |
1564 | if (!EFI_ERROR (Status)) {\r | |
1565 | ScsiDiskDevice->BlkIo.Media->OptimalTransferLengthGranularity = \r | |
957fe093 SZ |
1566 | (BlockLimits->OptimalTransferLengthGranularity2 << 8) |\r |
1567 | BlockLimits->OptimalTransferLengthGranularity1;\r | |
0e87144e | 1568 | }\r |
957fe093 SZ |
1569 | \r |
1570 | FreeAlignedBuffer (BlockLimits, sizeof (EFI_SCSI_BLOCK_LIMITS_VPD_PAGE));\r | |
0e87144e RN |
1571 | }\r |
1572 | }\r | |
957fe093 SZ |
1573 | \r |
1574 | FreeAlignedBuffer (SupportedVpdPages, sizeof (EFI_SCSI_SUPPORTED_VPD_PAGES_VPD_PAGE));\r | |
0e87144e RN |
1575 | }\r |
1576 | }\r | |
1577 | \r | |
1578 | if (!EFI_ERROR (Status)) {\r | |
1579 | return EFI_SUCCESS;\r | |
1580 | \r | |
1581 | } else if (Status == EFI_NOT_READY) {\r | |
1582 | *NeedRetry = TRUE;\r | |
1583 | return EFI_DEVICE_ERROR;\r | |
f36d6e66 | 1584 | \r |
0e87144e RN |
1585 | } else if ((Status == EFI_INVALID_PARAMETER) || (Status == EFI_UNSUPPORTED)) {\r |
1586 | *NeedRetry = FALSE;\r | |
1587 | return EFI_DEVICE_ERROR;\r | |
1588 | }\r | |
1589 | //\r | |
1590 | // go ahead to check HostAdapterStatus and TargetStatus\r | |
1591 | // (EFI_TIMEOUT, EFI_DEVICE_ERROR)\r | |
1592 | //\r | |
1593 | \r | |
1594 | Status = CheckHostAdapterStatus (HostAdapterStatus);\r | |
1595 | if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r | |
1596 | *NeedRetry = TRUE;\r | |
1597 | return EFI_DEVICE_ERROR;\r | |
1598 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
f36d6e66 | 1599 | //\r |
1600 | // reset the scsi channel\r | |
1601 | //\r | |
6ad55b15 | 1602 | ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r |
1603 | *NeedRetry = FALSE;\r | |
1604 | return EFI_DEVICE_ERROR;\r | |
1605 | }\r | |
1606 | \r | |
1607 | Status = CheckTargetStatus (TargetStatus);\r | |
1608 | if (Status == EFI_NOT_READY) {\r | |
1609 | //\r | |
1610 | // reset the scsi device\r | |
1611 | //\r | |
1612 | ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
1613 | *NeedRetry = TRUE;\r | |
1614 | return EFI_DEVICE_ERROR;\r | |
f36d6e66 | 1615 | \r |
6ad55b15 | 1616 | } else if (Status == EFI_DEVICE_ERROR) {\r |
1617 | *NeedRetry = FALSE;\r | |
1618 | return EFI_DEVICE_ERROR;\r | |
1619 | }\r | |
1620 | \r | |
1621 | //\r | |
b96cd313 | 1622 | // if goes here, meant ScsiInquiryCommand() failed.\r |
6ad55b15 | 1623 | // if ScsiDiskRequestSenseKeys() succeeds at last,\r |
b96cd313 | 1624 | // better retry ScsiInquiryCommand(). (by setting *NeedRetry = TRUE)\r |
6ad55b15 | 1625 | //\r |
1626 | MaxRetry = 3;\r | |
1627 | for (Index = 0; Index < MaxRetry; Index++) {\r | |
6ad55b15 | 1628 | Status = ScsiDiskRequestSenseKeys (\r |
1629 | ScsiDiskDevice,\r | |
1630 | NeedRetry,\r | |
1631 | &SenseDataArray,\r | |
1632 | &NumberOfSenseKeys,\r | |
1633 | TRUE\r | |
1634 | );\r | |
1635 | if (!EFI_ERROR (Status)) {\r | |
1636 | *NeedRetry = TRUE;\r | |
1637 | return EFI_DEVICE_ERROR;\r | |
1638 | }\r | |
1639 | \r | |
1640 | if (!*NeedRetry) {\r | |
1641 | return EFI_DEVICE_ERROR;\r | |
1642 | }\r | |
1643 | }\r | |
1644 | //\r | |
1645 | // ScsiDiskRequestSenseKeys() failed after several rounds of retry.\r | |
1646 | // set *NeedRetry = FALSE to avoid the outside caller try again.\r | |
1647 | //\r | |
1648 | *NeedRetry = FALSE;\r | |
1649 | return EFI_DEVICE_ERROR;\r | |
1650 | }\r | |
1651 | \r | |
9beb888e | 1652 | /**\r |
d716651f | 1653 | To test device.\r |
f36d6e66 | 1654 | \r |
1655 | When Test Unit Ready command succeeds, retrieve Sense Keys via Request Sense;\r | |
6ad55b15 | 1656 | When Test Unit Ready command encounters any error caused by host adapter or\r |
1657 | target, return error without retrieving Sense Keys.\r | |
f36d6e66 | 1658 | \r |
9beb888e | 1659 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r |
1660 | @param NeedRetry The pointer of flag indicates try again\r | |
1661 | @param SenseDataArray The pointer of an array of sense data\r | |
1662 | @param NumberOfSenseKeys The pointer of the number of sense data array\r | |
f36d6e66 | 1663 | \r |
9beb888e | 1664 | @retval EFI_DEVICE_ERROR Indicates that error occurs\r |
1665 | @retval EFI_SUCCESS Successfully to test unit\r | |
f36d6e66 | 1666 | \r |
9beb888e | 1667 | **/\r |
1668 | EFI_STATUS\r | |
1669 | ScsiDiskTestUnitReady (\r | |
1670 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
1671 | OUT BOOLEAN *NeedRetry,\r | |
1672 | OUT EFI_SCSI_SENSE_DATA **SenseDataArray,\r | |
1673 | OUT UINTN *NumberOfSenseKeys\r | |
1674 | )\r | |
6ad55b15 | 1675 | {\r |
1676 | EFI_STATUS Status;\r | |
1677 | UINT8 SenseDataLength;\r | |
1678 | UINT8 HostAdapterStatus;\r | |
1679 | UINT8 TargetStatus;\r | |
1680 | UINT8 Index;\r | |
1681 | UINT8 MaxRetry;\r | |
1682 | \r | |
2bf87d82 | 1683 | SenseDataLength = (UINT8) (ScsiDiskDevice->SenseDataNumber * sizeof (EFI_SCSI_SENSE_DATA));\r |
6ad55b15 | 1684 | *NumberOfSenseKeys = 0;\r |
1685 | \r | |
1686 | //\r | |
1687 | // Parameter 3 and 4: do not require sense data, retrieve it when needed.\r | |
1688 | //\r | |
d35be2a4 | 1689 | Status = ScsiTestUnitReadyCommand (\r |
6ad55b15 | 1690 | ScsiDiskDevice->ScsiIo,\r |
3cc033c5 | 1691 | SCSI_DISK_TIMEOUT,\r |
2bf87d82 | 1692 | ScsiDiskDevice->SenseData,\r |
6ad55b15 | 1693 | &SenseDataLength,\r |
1694 | &HostAdapterStatus,\r | |
1695 | &TargetStatus\r | |
1696 | );\r | |
f36d6e66 | 1697 | //\r |
1698 | // no need to check HostAdapterStatus and TargetStatus\r | |
1699 | //\r | |
6ad55b15 | 1700 | if (Status == EFI_NOT_READY) {\r |
6ad55b15 | 1701 | *NeedRetry = TRUE;\r |
1702 | return EFI_DEVICE_ERROR;\r | |
f36d6e66 | 1703 | \r |
6ad55b15 | 1704 | } else if ((Status == EFI_INVALID_PARAMETER) || (Status == EFI_UNSUPPORTED)) {\r |
6ad55b15 | 1705 | *NeedRetry = FALSE;\r |
1706 | return EFI_DEVICE_ERROR;\r | |
1707 | }\r | |
1708 | //\r | |
f36d6e66 | 1709 | // go ahead to check HostAdapterStatus and TargetStatus(in case of EFI_DEVICE_ERROR)\r |
6ad55b15 | 1710 | //\r |
f36d6e66 | 1711 | \r |
6ad55b15 | 1712 | Status = CheckHostAdapterStatus (HostAdapterStatus);\r |
1713 | if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r | |
1714 | *NeedRetry = TRUE;\r | |
1715 | return EFI_DEVICE_ERROR;\r | |
f36d6e66 | 1716 | \r |
6ad55b15 | 1717 | } else if (Status == EFI_DEVICE_ERROR) {\r |
1718 | //\r | |
1719 | // reset the scsi channel\r | |
1720 | //\r | |
1721 | ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r | |
1722 | *NeedRetry = FALSE;\r | |
1723 | return EFI_DEVICE_ERROR;\r | |
1724 | }\r | |
1725 | \r | |
1726 | Status = CheckTargetStatus (TargetStatus);\r | |
1727 | if (Status == EFI_NOT_READY) {\r | |
1728 | //\r | |
1729 | // reset the scsi device\r | |
1730 | //\r | |
1731 | ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
1732 | *NeedRetry = TRUE;\r | |
1733 | return EFI_DEVICE_ERROR;\r | |
f36d6e66 | 1734 | \r |
6ad55b15 | 1735 | } else if (Status == EFI_DEVICE_ERROR) {\r |
1736 | *NeedRetry = FALSE;\r | |
1737 | return EFI_DEVICE_ERROR;\r | |
1738 | }\r | |
1739 | \r | |
2bf87d82 FT |
1740 | if (SenseDataLength != 0) {\r |
1741 | *NumberOfSenseKeys = SenseDataLength / sizeof (EFI_SCSI_SENSE_DATA);\r | |
1742 | *SenseDataArray = ScsiDiskDevice->SenseData;\r | |
1743 | return EFI_SUCCESS;\r | |
1744 | }\r | |
1745 | \r | |
6ad55b15 | 1746 | MaxRetry = 3;\r |
1747 | for (Index = 0; Index < MaxRetry; Index++) {\r | |
6ad55b15 | 1748 | Status = ScsiDiskRequestSenseKeys (\r |
1749 | ScsiDiskDevice,\r | |
1750 | NeedRetry,\r | |
1751 | SenseDataArray,\r | |
1752 | NumberOfSenseKeys,\r | |
1753 | FALSE\r | |
1754 | );\r | |
1755 | if (!EFI_ERROR (Status)) {\r | |
1756 | return EFI_SUCCESS;\r | |
1757 | }\r | |
1758 | \r | |
1759 | if (!*NeedRetry) {\r | |
1760 | return EFI_DEVICE_ERROR;\r | |
1761 | }\r | |
1762 | }\r | |
1763 | //\r | |
1764 | // ScsiDiskRequestSenseKeys() failed after several rounds of retry.\r | |
1765 | // set *NeedRetry = FALSE to avoid the outside caller try again.\r | |
1766 | //\r | |
1767 | *NeedRetry = FALSE;\r | |
1768 | return EFI_DEVICE_ERROR;\r | |
1769 | }\r | |
1770 | \r | |
9beb888e | 1771 | /**\r |
f36d6e66 | 1772 | Parsing Sense Keys which got from request sense command.\r |
6ad55b15 | 1773 | \r |
9beb888e | 1774 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r |
1775 | @param SenseData The pointer of EFI_SCSI_SENSE_DATA\r | |
1776 | @param NumberOfSenseKeys The number of sense key \r | |
1777 | @param Action The pointer of action which indicates what is need to do next\r | |
6ad55b15 | 1778 | \r |
9beb888e | 1779 | @retval EFI_DEVICE_ERROR Indicates that error occurs\r |
1780 | @retval EFI_SUCCESS Successfully to complete the parsing\r | |
6ad55b15 | 1781 | \r |
9beb888e | 1782 | **/\r |
1783 | EFI_STATUS\r | |
1784 | DetectMediaParsingSenseKeys (\r | |
1785 | OUT SCSI_DISK_DEV *ScsiDiskDevice,\r | |
1786 | IN EFI_SCSI_SENSE_DATA *SenseData,\r | |
1787 | IN UINTN NumberOfSenseKeys,\r | |
1788 | OUT UINTN *Action\r | |
1789 | )\r | |
6ad55b15 | 1790 | {\r |
1791 | BOOLEAN RetryLater;\r | |
1792 | \r | |
1793 | //\r | |
1794 | // Default is to read capacity, unless..\r | |
1795 | //\r | |
1796 | *Action = ACTION_READ_CAPACITY;\r | |
1797 | \r | |
1798 | if (NumberOfSenseKeys == 0) {\r | |
ae5dc795 | 1799 | if (ScsiDiskDevice->BlkIo.Media->MediaPresent == TRUE) {\r |
1800 | *Action = ACTION_NO_ACTION;\r | |
1801 | }\r | |
6ad55b15 | 1802 | return EFI_SUCCESS;\r |
1803 | }\r | |
1804 | \r | |
1805 | if (!ScsiDiskHaveSenseKey (SenseData, NumberOfSenseKeys)) {\r | |
1806 | //\r | |
1807 | // No Sense Key returned from last submitted command\r | |
1808 | //\r | |
ae5dc795 | 1809 | if (ScsiDiskDevice->BlkIo.Media->MediaPresent == TRUE) {\r |
1810 | *Action = ACTION_NO_ACTION;\r | |
1811 | }\r | |
6ad55b15 | 1812 | return EFI_SUCCESS;\r |
1813 | }\r | |
1814 | \r | |
1815 | if (ScsiDiskIsNoMedia (SenseData, NumberOfSenseKeys)) {\r | |
1816 | ScsiDiskDevice->BlkIo.Media->MediaPresent = FALSE;\r | |
1817 | ScsiDiskDevice->BlkIo.Media->LastBlock = 0;\r | |
1818 | *Action = ACTION_NO_ACTION;\r | |
73a9e822 | 1819 | DEBUG ((EFI_D_VERBOSE, "ScsiDisk: ScsiDiskIsNoMedia\n"));\r |
6ad55b15 | 1820 | return EFI_SUCCESS;\r |
1821 | }\r | |
1822 | \r | |
1823 | if (ScsiDiskIsMediaChange (SenseData, NumberOfSenseKeys)) {\r | |
1824 | ScsiDiskDevice->BlkIo.Media->MediaId++;\r | |
73a9e822 | 1825 | DEBUG ((EFI_D_VERBOSE, "ScsiDisk: ScsiDiskIsMediaChange!\n"));\r |
6ad55b15 | 1826 | return EFI_SUCCESS;\r |
1827 | }\r | |
1828 | \r | |
cbd2a4b3 | 1829 | if (ScsiDiskIsResetBefore (SenseData, NumberOfSenseKeys)) {\r |
1830 | *Action = ACTION_RETRY_COMMAND_LATER;\r | |
73a9e822 | 1831 | DEBUG ((EFI_D_VERBOSE, "ScsiDisk: ScsiDiskIsResetBefore!\n"));\r |
cbd2a4b3 | 1832 | return EFI_SUCCESS;\r |
1833 | }\r | |
1834 | \r | |
6ad55b15 | 1835 | if (ScsiDiskIsMediaError (SenseData, NumberOfSenseKeys)) {\r |
73a9e822 TF |
1836 | DEBUG ((EFI_D_VERBOSE, "ScsiDisk: ScsiDiskIsMediaError\n"));\r |
1837 | *Action = ACTION_RETRY_WITH_BACKOFF_ALGO;\r | |
6ad55b15 | 1838 | return EFI_DEVICE_ERROR;\r |
1839 | }\r | |
1840 | \r | |
1841 | if (ScsiDiskIsHardwareError (SenseData, NumberOfSenseKeys)) {\r | |
73a9e822 TF |
1842 | DEBUG ((EFI_D_VERBOSE, "ScsiDisk: ScsiDiskIsHardwareError\n"));\r |
1843 | *Action = ACTION_RETRY_WITH_BACKOFF_ALGO;\r | |
6ad55b15 | 1844 | return EFI_DEVICE_ERROR;\r |
1845 | }\r | |
1846 | \r | |
1847 | if (!ScsiDiskIsDriveReady (SenseData, NumberOfSenseKeys, &RetryLater)) {\r | |
1848 | if (RetryLater) {\r | |
1849 | *Action = ACTION_RETRY_COMMAND_LATER;\r | |
73a9e822 | 1850 | DEBUG ((EFI_D_VERBOSE, "ScsiDisk: ScsiDiskDriveNotReady!\n"));\r |
6ad55b15 | 1851 | return EFI_SUCCESS;\r |
1852 | }\r | |
ae5dc795 | 1853 | *Action = ACTION_NO_ACTION;\r |
6ad55b15 | 1854 | return EFI_DEVICE_ERROR;\r |
1855 | }\r | |
1856 | \r | |
73a9e822 TF |
1857 | *Action = ACTION_RETRY_WITH_BACKOFF_ALGO;\r |
1858 | DEBUG ((EFI_D_VERBOSE, "ScsiDisk: Sense Key = 0x%x ASC = 0x%x!\n", SenseData->Sense_Key, SenseData->Addnl_Sense_Code));\r | |
6ad55b15 | 1859 | return EFI_SUCCESS;\r |
1860 | }\r | |
1861 | \r | |
6ad55b15 | 1862 | \r |
9beb888e | 1863 | /**\r |
1864 | Send read capacity command to device and get the device parameter.\r | |
6ad55b15 | 1865 | \r |
9beb888e | 1866 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r |
1867 | @param NeedRetry The pointer of flag indicates if need a retry\r | |
1868 | @param SenseDataArray The pointer of an array of sense data\r | |
1869 | @param NumberOfSenseKeys The number of sense key\r | |
6ad55b15 | 1870 | \r |
9beb888e | 1871 | @retval EFI_DEVICE_ERROR Indicates that error occurs\r |
8536cc4b | 1872 | @retval EFI_SUCCESS Successfully to read capacity or sense data is received.\r |
6ad55b15 | 1873 | \r |
9beb888e | 1874 | **/\r |
1875 | EFI_STATUS\r | |
1876 | ScsiDiskReadCapacity (\r | |
1877 | IN OUT SCSI_DISK_DEV *ScsiDiskDevice,\r | |
1878 | OUT BOOLEAN *NeedRetry,\r | |
1879 | OUT EFI_SCSI_SENSE_DATA **SenseDataArray,\r | |
1880 | OUT UINTN *NumberOfSenseKeys\r | |
1881 | )\r | |
6ad55b15 | 1882 | {\r |
b96cd313 | 1883 | UINT8 HostAdapterStatus;\r |
1884 | UINT8 TargetStatus;\r | |
1885 | EFI_STATUS CommandStatus;\r | |
1886 | EFI_STATUS Status;\r | |
1887 | UINT8 Index;\r | |
1888 | UINT8 MaxRetry;\r | |
1889 | UINT8 SenseDataLength;\r | |
b96cd313 | 1890 | UINT32 DataLength10;\r |
1891 | UINT32 DataLength16;\r | |
957fe093 SZ |
1892 | EFI_SCSI_DISK_CAPACITY_DATA *CapacityData10;\r |
1893 | EFI_SCSI_DISK_CAPACITY_DATA16 *CapacityData16;\r | |
b96cd313 | 1894 | \r |
957fe093 SZ |
1895 | CapacityData10 = AllocateAlignedBuffer (ScsiDiskDevice, sizeof (EFI_SCSI_DISK_CAPACITY_DATA));\r |
1896 | if (CapacityData10 == NULL) {\r | |
1897 | *NeedRetry = FALSE;\r | |
1898 | return EFI_DEVICE_ERROR;\r | |
1899 | }\r | |
1900 | CapacityData16 = AllocateAlignedBuffer (ScsiDiskDevice, sizeof (EFI_SCSI_DISK_CAPACITY_DATA16));\r | |
1901 | if (CapacityData16 == NULL) {\r | |
1902 | FreeAlignedBuffer (CapacityData10, sizeof (EFI_SCSI_DISK_CAPACITY_DATA));\r | |
1903 | *NeedRetry = FALSE;\r | |
1904 | return EFI_DEVICE_ERROR;\r | |
1905 | }\r | |
b96cd313 | 1906 | \r |
1907 | SenseDataLength = 0;\r | |
1908 | DataLength10 = sizeof (EFI_SCSI_DISK_CAPACITY_DATA);\r | |
1909 | DataLength16 = sizeof (EFI_SCSI_DISK_CAPACITY_DATA16);\r | |
957fe093 SZ |
1910 | ZeroMem (CapacityData10, sizeof (EFI_SCSI_DISK_CAPACITY_DATA));\r |
1911 | ZeroMem (CapacityData16, sizeof (EFI_SCSI_DISK_CAPACITY_DATA16));\r | |
6ad55b15 | 1912 | \r |
1913 | *NumberOfSenseKeys = 0;\r | |
1914 | *NeedRetry = FALSE;\r | |
b96cd313 | 1915 | \r |
f95bc048 | 1916 | //\r |
1917 | // submit Read Capacity(10) Command. If it returns capacity of FFFFFFFFh, \r | |
1918 | // 16 byte command should be used to access large hard disk >2TB\r | |
1919 | //\r | |
1920 | CommandStatus = ScsiReadCapacityCommand (\r | |
1921 | ScsiDiskDevice->ScsiIo,\r | |
3cc033c5 | 1922 | SCSI_DISK_TIMEOUT,\r |
f95bc048 | 1923 | NULL,\r |
1924 | &SenseDataLength,\r | |
1925 | &HostAdapterStatus,\r | |
1926 | &TargetStatus,\r | |
957fe093 | 1927 | (VOID *) CapacityData10,\r |
f95bc048 | 1928 | &DataLength10,\r |
1929 | FALSE\r | |
1930 | );\r | |
1931 | \r | |
1932 | ScsiDiskDevice->Cdb16Byte = FALSE;\r | |
957fe093 SZ |
1933 | if ((!EFI_ERROR (CommandStatus)) && (CapacityData10->LastLba3 == 0xff) && (CapacityData10->LastLba2 == 0xff) &&\r |
1934 | (CapacityData10->LastLba1 == 0xff) && (CapacityData10->LastLba0 == 0xff)) {\r | |
f95bc048 | 1935 | //\r |
1936 | // use Read Capacity (16), Read (16) and Write (16) next when hard disk size > 2TB\r | |
1937 | //\r | |
1938 | ScsiDiskDevice->Cdb16Byte = TRUE;\r | |
b96cd313 | 1939 | //\r |
f95bc048 | 1940 | // submit Read Capacity(16) Command to get parameter LogicalBlocksPerPhysicalBlock\r |
1941 | // and LowestAlignedLba\r | |
b96cd313 | 1942 | //\r |
f95bc048 | 1943 | CommandStatus = ScsiReadCapacity16Command (\r |
b96cd313 | 1944 | ScsiDiskDevice->ScsiIo,\r |
3cc033c5 | 1945 | SCSI_DISK_TIMEOUT,\r |
b96cd313 | 1946 | NULL,\r |
1947 | &SenseDataLength,\r | |
1948 | &HostAdapterStatus,\r | |
1949 | &TargetStatus,\r | |
957fe093 | 1950 | (VOID *) CapacityData16,\r |
f95bc048 | 1951 | &DataLength16,\r |
b96cd313 | 1952 | FALSE\r |
1953 | );\r | |
f95bc048 | 1954 | }\r |
1955 | \r | |
b96cd313 | 1956 | //\r |
6ad55b15 | 1957 | // no need to check HostAdapterStatus and TargetStatus\r |
1958 | //\r | |
f36d6e66 | 1959 | if (CommandStatus == EFI_SUCCESS) {\r |
957fe093 SZ |
1960 | GetMediaInfo (ScsiDiskDevice, CapacityData10, CapacityData16);\r |
1961 | FreeAlignedBuffer (CapacityData10, sizeof (EFI_SCSI_DISK_CAPACITY_DATA));\r | |
1962 | FreeAlignedBuffer (CapacityData16, sizeof (EFI_SCSI_DISK_CAPACITY_DATA16));\r | |
f36d6e66 | 1963 | return EFI_SUCCESS;\r |
957fe093 SZ |
1964 | }\r |
1965 | \r | |
1966 | FreeAlignedBuffer (CapacityData10, sizeof (EFI_SCSI_DISK_CAPACITY_DATA));\r | |
1967 | FreeAlignedBuffer (CapacityData16, sizeof (EFI_SCSI_DISK_CAPACITY_DATA16));\r | |
1968 | \r | |
1969 | if (CommandStatus == EFI_NOT_READY) {\r | |
f36d6e66 | 1970 | *NeedRetry = TRUE;\r |
1971 | return EFI_DEVICE_ERROR;\r | |
f36d6e66 | 1972 | } else if ((CommandStatus == EFI_INVALID_PARAMETER) || (CommandStatus == EFI_UNSUPPORTED)) {\r |
1973 | *NeedRetry = FALSE;\r | |
1974 | return EFI_DEVICE_ERROR;\r | |
1975 | }\r | |
957fe093 | 1976 | \r |
f36d6e66 | 1977 | //\r |
1978 | // go ahead to check HostAdapterStatus and TargetStatus\r | |
1979 | // (EFI_TIMEOUT, EFI_DEVICE_ERROR, EFI_WARN_BUFFER_TOO_SMALL)\r | |
1980 | //\r | |
1981 | \r | |
1982 | Status = CheckHostAdapterStatus (HostAdapterStatus);\r | |
1983 | if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r | |
1984 | *NeedRetry = TRUE;\r | |
1985 | return EFI_DEVICE_ERROR;\r | |
1986 | \r | |
1987 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
6ad55b15 | 1988 | //\r |
1989 | // reset the scsi channel\r | |
1990 | //\r | |
1991 | ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r | |
1992 | *NeedRetry = FALSE;\r | |
1993 | return EFI_DEVICE_ERROR;\r | |
1994 | }\r | |
1995 | \r | |
1996 | Status = CheckTargetStatus (TargetStatus);\r | |
1997 | if (Status == EFI_NOT_READY) {\r | |
1998 | //\r | |
1999 | // reset the scsi device\r | |
2000 | //\r | |
2001 | ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
2002 | *NeedRetry = TRUE;\r | |
2003 | return EFI_DEVICE_ERROR;\r | |
f36d6e66 | 2004 | \r |
6ad55b15 | 2005 | } else if (Status == EFI_DEVICE_ERROR) {\r |
2006 | *NeedRetry = FALSE;\r | |
2007 | return EFI_DEVICE_ERROR;\r | |
2008 | }\r | |
2009 | \r | |
2010 | //\r | |
b96cd313 | 2011 | // if goes here, meant ScsiReadCapacityCommand() failed.\r |
6ad55b15 | 2012 | // if ScsiDiskRequestSenseKeys() succeeds at last,\r |
b96cd313 | 2013 | // better retry ScsiReadCapacityCommand(). (by setting *NeedRetry = TRUE)\r |
6ad55b15 | 2014 | //\r |
2015 | MaxRetry = 3;\r | |
2016 | for (Index = 0; Index < MaxRetry; Index++) {\r | |
2017 | \r | |
2018 | Status = ScsiDiskRequestSenseKeys (\r | |
2019 | ScsiDiskDevice,\r | |
2020 | NeedRetry,\r | |
2021 | SenseDataArray,\r | |
2022 | NumberOfSenseKeys,\r | |
2023 | TRUE\r | |
2024 | );\r | |
2025 | if (!EFI_ERROR (Status)) {\r | |
8536cc4b | 2026 | return EFI_SUCCESS;\r |
6ad55b15 | 2027 | }\r |
2028 | \r | |
2029 | if (!*NeedRetry) {\r | |
2030 | return EFI_DEVICE_ERROR;\r | |
2031 | }\r | |
2032 | }\r | |
2033 | //\r | |
2034 | // ScsiDiskRequestSenseKeys() failed after several rounds of retry.\r | |
2035 | // set *NeedRetry = FALSE to avoid the outside caller try again.\r | |
2036 | //\r | |
2037 | *NeedRetry = FALSE;\r | |
2038 | return EFI_DEVICE_ERROR;\r | |
2039 | }\r | |
2040 | \r | |
9beb888e | 2041 | /**\r |
2042 | Check the HostAdapter status and re-interpret it in EFI_STATUS.\r | |
6ad55b15 | 2043 | \r |
9beb888e | 2044 | @param HostAdapterStatus Host Adapter status\r |
6ad55b15 | 2045 | \r |
9beb888e | 2046 | @retval EFI_SUCCESS Host adapter is OK.\r |
2047 | @retval EFI_TIMEOUT Timeout.\r | |
2048 | @retval EFI_NOT_READY Adapter NOT ready.\r | |
2049 | @retval EFI_DEVICE_ERROR Adapter device error.\r | |
6ad55b15 | 2050 | \r |
9beb888e | 2051 | **/\r |
2052 | EFI_STATUS\r | |
2053 | CheckHostAdapterStatus (\r | |
2054 | IN UINT8 HostAdapterStatus\r | |
2055 | )\r | |
6ad55b15 | 2056 | {\r |
2057 | switch (HostAdapterStatus) {\r | |
f36d6e66 | 2058 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_OK:\r |
6ad55b15 | 2059 | return EFI_SUCCESS;\r |
2060 | \r | |
f36d6e66 | 2061 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_SELECTION_TIMEOUT:\r |
2062 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_TIMEOUT:\r | |
2063 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_TIMEOUT_COMMAND:\r | |
6ad55b15 | 2064 | return EFI_TIMEOUT;\r |
2065 | \r | |
f36d6e66 | 2066 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_MESSAGE_REJECT:\r |
2067 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_PARITY_ERROR:\r | |
2068 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_REQUEST_SENSE_FAILED:\r | |
2069 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_DATA_OVERRUN_UNDERRUN:\r | |
2070 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_BUS_RESET:\r | |
6ad55b15 | 2071 | return EFI_NOT_READY;\r |
2072 | \r | |
f36d6e66 | 2073 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_BUS_FREE:\r |
2074 | case EFI_EXT_SCSI_STATUS_HOST_ADAPTER_PHASE_ERROR:\r | |
6ad55b15 | 2075 | return EFI_DEVICE_ERROR;\r |
2076 | \r | |
2077 | default:\r | |
2078 | return EFI_SUCCESS;\r | |
2079 | }\r | |
2080 | }\r | |
2081 | \r | |
6ad55b15 | 2082 | \r |
9beb888e | 2083 | /**\r |
2084 | Check the target status and re-interpret it in EFI_STATUS.\r | |
6ad55b15 | 2085 | \r |
9beb888e | 2086 | @param TargetStatus Target status\r |
6ad55b15 | 2087 | \r |
9beb888e | 2088 | @retval EFI_NOT_READY Device is NOT ready.\r |
2089 | @retval EFI_DEVICE_ERROR \r | |
2090 | @retval EFI_SUCCESS\r | |
6ad55b15 | 2091 | \r |
9beb888e | 2092 | **/\r |
2093 | EFI_STATUS\r | |
2094 | CheckTargetStatus (\r | |
2095 | IN UINT8 TargetStatus\r | |
2096 | )\r | |
6ad55b15 | 2097 | {\r |
2098 | switch (TargetStatus) {\r | |
f36d6e66 | 2099 | case EFI_EXT_SCSI_STATUS_TARGET_GOOD:\r |
2100 | case EFI_EXT_SCSI_STATUS_TARGET_CHECK_CONDITION:\r | |
2101 | case EFI_EXT_SCSI_STATUS_TARGET_CONDITION_MET:\r | |
6ad55b15 | 2102 | return EFI_SUCCESS;\r |
2103 | \r | |
f36d6e66 | 2104 | case EFI_EXT_SCSI_STATUS_TARGET_INTERMEDIATE:\r |
2105 | case EFI_EXT_SCSI_STATUS_TARGET_INTERMEDIATE_CONDITION_MET:\r | |
2106 | case EFI_EXT_SCSI_STATUS_TARGET_BUSY:\r | |
2107 | case EFI_EXT_SCSI_STATUS_TARGET_TASK_SET_FULL:\r | |
6ad55b15 | 2108 | return EFI_NOT_READY;\r |
2109 | \r | |
f36d6e66 | 2110 | case EFI_EXT_SCSI_STATUS_TARGET_RESERVATION_CONFLICT:\r |
6ad55b15 | 2111 | return EFI_DEVICE_ERROR;\r |
6ad55b15 | 2112 | \r |
2113 | default:\r | |
2114 | return EFI_SUCCESS;\r | |
2115 | }\r | |
2116 | }\r | |
2117 | \r | |
f36d6e66 | 2118 | \r |
9beb888e | 2119 | /**\r |
6ad55b15 | 2120 | Retrieve all sense keys from the device.\r |
f36d6e66 | 2121 | \r |
9beb888e | 2122 | When encountering error during the process, if retrieve sense keys before\r |
d716651f | 2123 | error encountered, it returns the sense keys with return status set to EFI_SUCCESS,\r |
9beb888e | 2124 | and NeedRetry set to FALSE; otherwize, return the proper return status.\r |
2125 | \r | |
2126 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r | |
2127 | @param NeedRetry The pointer of flag indicates if need a retry\r | |
2128 | @param SenseDataArray The pointer of an array of sense data\r | |
2129 | @param NumberOfSenseKeys The number of sense key\r | |
2130 | @param AskResetIfError The flag indicates if need reset when error occurs\r | |
2131 | \r | |
2132 | @retval EFI_DEVICE_ERROR Indicates that error occurs\r | |
2133 | @retval EFI_SUCCESS Successfully to request sense key\r | |
f36d6e66 | 2134 | \r |
9beb888e | 2135 | **/\r |
2136 | EFI_STATUS\r | |
2137 | ScsiDiskRequestSenseKeys (\r | |
2138 | IN OUT SCSI_DISK_DEV *ScsiDiskDevice,\r | |
2139 | OUT BOOLEAN *NeedRetry,\r | |
2140 | OUT EFI_SCSI_SENSE_DATA **SenseDataArray,\r | |
2141 | OUT UINTN *NumberOfSenseKeys,\r | |
2142 | IN BOOLEAN AskResetIfError\r | |
2143 | )\r | |
6ad55b15 | 2144 | {\r |
2145 | EFI_SCSI_SENSE_DATA *PtrSenseData;\r | |
2146 | UINT8 SenseDataLength;\r | |
2147 | BOOLEAN SenseReq;\r | |
2148 | EFI_STATUS Status;\r | |
2149 | EFI_STATUS FallStatus;\r | |
2150 | UINT8 HostAdapterStatus;\r | |
2151 | UINT8 TargetStatus;\r | |
2152 | \r | |
2153 | FallStatus = EFI_SUCCESS;\r | |
c9325700 | 2154 | SenseDataLength = (UINT8) sizeof (EFI_SCSI_SENSE_DATA);\r |
6ad55b15 | 2155 | \r |
2156 | ZeroMem (\r | |
2157 | ScsiDiskDevice->SenseData,\r | |
2158 | sizeof (EFI_SCSI_SENSE_DATA) * (ScsiDiskDevice->SenseDataNumber)\r | |
2159 | );\r | |
2160 | \r | |
2161 | *NumberOfSenseKeys = 0;\r | |
2162 | *SenseDataArray = ScsiDiskDevice->SenseData;\r | |
73a9e822 TF |
2163 | Status = EFI_SUCCESS;\r |
2164 | PtrSenseData = AllocateAlignedBuffer (ScsiDiskDevice, sizeof (EFI_SCSI_SENSE_DATA));\r | |
2165 | if (PtrSenseData == NULL) {\r | |
2166 | return EFI_DEVICE_ERROR;\r | |
2167 | }\r | |
6ad55b15 | 2168 | \r |
2169 | for (SenseReq = TRUE; SenseReq;) {\r | |
73a9e822 | 2170 | ZeroMem (PtrSenseData, sizeof (EFI_SCSI_SENSE_DATA));\r |
d35be2a4 | 2171 | Status = ScsiRequestSenseCommand (\r |
6ad55b15 | 2172 | ScsiDiskDevice->ScsiIo,\r |
3cc033c5 | 2173 | SCSI_DISK_TIMEOUT,\r |
6ad55b15 | 2174 | PtrSenseData,\r |
2175 | &SenseDataLength,\r | |
2176 | &HostAdapterStatus,\r | |
2177 | &TargetStatus\r | |
2178 | );\r | |
f36d6e66 | 2179 | if ((Status == EFI_SUCCESS) || (Status == EFI_WARN_BUFFER_TOO_SMALL)) {\r |
2180 | FallStatus = EFI_SUCCESS;\r | |
2181 | \r | |
2182 | } else if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r | |
2183 | *NeedRetry = TRUE;\r | |
2184 | FallStatus = EFI_DEVICE_ERROR;\r | |
2185 | \r | |
2186 | } else if ((Status == EFI_INVALID_PARAMETER) || (Status == EFI_UNSUPPORTED)) {\r | |
2187 | *NeedRetry = FALSE;\r | |
2188 | FallStatus = EFI_DEVICE_ERROR;\r | |
2189 | \r | |
2190 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
2191 | if (AskResetIfError) {\r | |
2192 | ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
2193 | }\r | |
2194 | \r | |
2195 | FallStatus = EFI_DEVICE_ERROR;\r | |
6ad55b15 | 2196 | }\r |
2197 | \r | |
2198 | if (EFI_ERROR (FallStatus)) {\r | |
2199 | if (*NumberOfSenseKeys != 0) {\r | |
2200 | *NeedRetry = FALSE;\r | |
73a9e822 TF |
2201 | Status = EFI_SUCCESS;\r |
2202 | goto EXIT;\r | |
6ad55b15 | 2203 | } else {\r |
73a9e822 TF |
2204 | Status = EFI_DEVICE_ERROR;\r |
2205 | goto EXIT;\r | |
6ad55b15 | 2206 | }\r |
2207 | }\r | |
2208 | \r | |
73a9e822 | 2209 | CopyMem (ScsiDiskDevice->SenseData + *NumberOfSenseKeys, PtrSenseData, SenseDataLength);\r |
6ad55b15 | 2210 | (*NumberOfSenseKeys) += 1;\r |
2211 | \r | |
2212 | //\r | |
2213 | // no more sense key or number of sense keys exceeds predefined,\r | |
2214 | // skip the loop.\r | |
2215 | //\r | |
2216 | if ((PtrSenseData->Sense_Key == EFI_SCSI_SK_NO_SENSE) || \r | |
2217 | (*NumberOfSenseKeys == ScsiDiskDevice->SenseDataNumber)) {\r | |
2218 | SenseReq = FALSE;\r | |
2219 | }\r | |
6ad55b15 | 2220 | }\r |
73a9e822 TF |
2221 | \r |
2222 | EXIT:\r | |
2223 | FreeAlignedBuffer (PtrSenseData, sizeof (EFI_SCSI_SENSE_DATA));\r | |
2224 | return Status;\r | |
6ad55b15 | 2225 | }\r |
2226 | \r | |
6ad55b15 | 2227 | \r |
9beb888e | 2228 | /**\r |
2229 | Get information from media read capacity command.\r | |
6ad55b15 | 2230 | \r |
9beb888e | 2231 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r |
aa75dfec | 2232 | @param Capacity10 The pointer of EFI_SCSI_DISK_CAPACITY_DATA\r |
2233 | @param Capacity16 The pointer of EFI_SCSI_DISK_CAPACITY_DATA16\r | |
6ad55b15 | 2234 | \r |
9beb888e | 2235 | **/\r |
2236 | VOID\r | |
2237 | GetMediaInfo (\r | |
aa75dfec | 2238 | IN OUT SCSI_DISK_DEV *ScsiDiskDevice,\r |
2239 | IN EFI_SCSI_DISK_CAPACITY_DATA *Capacity10,\r | |
2240 | IN EFI_SCSI_DISK_CAPACITY_DATA16 *Capacity16\r | |
9beb888e | 2241 | )\r |
6ad55b15 | 2242 | {\r |
b96cd313 | 2243 | UINT8 *Ptr;\r |
2244 | \r | |
f95bc048 | 2245 | if (!ScsiDiskDevice->Cdb16Byte) {\r |
b96cd313 | 2246 | ScsiDiskDevice->BlkIo.Media->LastBlock = (Capacity10->LastLba3 << 24) |\r |
2247 | (Capacity10->LastLba2 << 16) |\r | |
2248 | (Capacity10->LastLba1 << 8) |\r | |
2249 | Capacity10->LastLba0;\r | |
2250 | \r | |
2251 | ScsiDiskDevice->BlkIo.Media->BlockSize = (Capacity10->BlockSize3 << 24) |\r | |
2252 | (Capacity10->BlockSize2 << 16) | \r | |
2253 | (Capacity10->BlockSize1 << 8) |\r | |
2254 | Capacity10->BlockSize0;\r | |
0e87144e RN |
2255 | ScsiDiskDevice->BlkIo.Media->LowestAlignedLba = 0;\r |
2256 | ScsiDiskDevice->BlkIo.Media->LogicalBlocksPerPhysicalBlock = 0;\r | |
b96cd313 | 2257 | } else {\r |
b96cd313 | 2258 | Ptr = (UINT8*)&ScsiDiskDevice->BlkIo.Media->LastBlock;\r |
2259 | *Ptr++ = Capacity16->LastLba0;\r | |
2260 | *Ptr++ = Capacity16->LastLba1;\r | |
2261 | *Ptr++ = Capacity16->LastLba2;\r | |
2262 | *Ptr++ = Capacity16->LastLba3;\r | |
2263 | *Ptr++ = Capacity16->LastLba4;\r | |
2264 | *Ptr++ = Capacity16->LastLba5;\r | |
2265 | *Ptr++ = Capacity16->LastLba6;\r | |
2266 | *Ptr = Capacity16->LastLba7;\r | |
0e87144e | 2267 | \r |
b96cd313 | 2268 | ScsiDiskDevice->BlkIo.Media->BlockSize = (Capacity16->BlockSize3 << 24) |\r |
2269 | (Capacity16->BlockSize2 << 16) | \r | |
2270 | (Capacity16->BlockSize1 << 8) |\r | |
2271 | Capacity16->BlockSize0;\r | |
2272 | \r | |
0e87144e RN |
2273 | ScsiDiskDevice->BlkIo.Media->LowestAlignedLba = (Capacity16->LowestAlignLogic2 << 8) |\r |
2274 | Capacity16->LowestAlignLogic1;\r | |
2275 | ScsiDiskDevice->BlkIo.Media->LogicalBlocksPerPhysicalBlock = (1 << Capacity16->LogicPerPhysical);\r | |
b96cd313 | 2276 | }\r |
2277 | \r | |
6ad55b15 | 2278 | ScsiDiskDevice->BlkIo.Media->MediaPresent = TRUE;\r |
6ad55b15 | 2279 | }\r |
2280 | \r | |
9beb888e | 2281 | /**\r |
2282 | Parse Inquiry data.\r | |
2283 | \r | |
2284 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r | |
2285 | \r | |
2286 | **/\r | |
6ad55b15 | 2287 | VOID\r |
2288 | ParseInquiryData (\r | |
9beb888e | 2289 | IN OUT SCSI_DISK_DEV *ScsiDiskDevice\r |
6ad55b15 | 2290 | )\r |
6ad55b15 | 2291 | {\r |
fbfa4a1d | 2292 | ScsiDiskDevice->FixedDevice = (BOOLEAN) ((ScsiDiskDevice->InquiryData.Rmb == 1) ? 0 : 1);\r |
6ad55b15 | 2293 | ScsiDiskDevice->BlkIoMedia.RemovableMedia = (BOOLEAN) (!ScsiDiskDevice->FixedDevice);\r |
2294 | }\r | |
2295 | \r | |
9beb888e | 2296 | /**\r |
2297 | Read sector from SCSI Disk.\r | |
6ad55b15 | 2298 | \r |
d716651f | 2299 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r |
9beb888e | 2300 | @param Buffer The buffer to fill in the read out data\r |
2301 | @param Lba Logic block address\r | |
2302 | @param NumberOfBlocks The number of blocks to read\r | |
6ad55b15 | 2303 | \r |
9beb888e | 2304 | @retval EFI_DEVICE_ERROR Indicates a device error.\r |
2305 | @retval EFI_SUCCESS Operation is successful.\r | |
6ad55b15 | 2306 | \r |
9beb888e | 2307 | **/\r |
2308 | EFI_STATUS\r | |
2309 | ScsiDiskReadSectors (\r | |
2310 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
2311 | OUT VOID *Buffer,\r | |
2312 | IN EFI_LBA Lba,\r | |
2313 | IN UINTN NumberOfBlocks\r | |
2314 | )\r | |
6ad55b15 | 2315 | {\r |
2316 | UINTN BlocksRemaining;\r | |
6ad55b15 | 2317 | UINT8 *PtrBuffer;\r |
2318 | UINT32 BlockSize;\r | |
2319 | UINT32 ByteCount;\r | |
2320 | UINT32 MaxBlock;\r | |
2321 | UINT32 SectorCount;\r | |
5abc2a70 | 2322 | UINT32 NextSectorCount;\r |
6ad55b15 | 2323 | UINT64 Timeout;\r |
2324 | EFI_STATUS Status;\r | |
2325 | UINT8 Index;\r | |
2326 | UINT8 MaxRetry;\r | |
2327 | BOOLEAN NeedRetry;\r | |
6ad55b15 | 2328 | \r |
2329 | Status = EFI_SUCCESS;\r | |
2330 | \r | |
2331 | BlocksRemaining = NumberOfBlocks;\r | |
2332 | BlockSize = ScsiDiskDevice->BlkIo.Media->BlockSize;\r | |
a108933e | 2333 | \r |
6ad55b15 | 2334 | //\r |
a108933e | 2335 | // limit the data bytes that can be transferred by one Read(10) or Read(16) Command\r |
6ad55b15 | 2336 | //\r |
f95bc048 | 2337 | if (!ScsiDiskDevice->Cdb16Byte) {\r |
5bf5fb30 | 2338 | MaxBlock = 0xFFFF;\r |
a108933e | 2339 | } else {\r |
5bf5fb30 | 2340 | MaxBlock = 0xFFFFFFFF;\r |
a108933e | 2341 | }\r |
6ad55b15 | 2342 | \r |
2343 | PtrBuffer = Buffer;\r | |
6ad55b15 | 2344 | \r |
2345 | while (BlocksRemaining > 0) {\r | |
2346 | \r | |
2347 | if (BlocksRemaining <= MaxBlock) {\r | |
f95bc048 | 2348 | if (!ScsiDiskDevice->Cdb16Byte) {\r |
a108933e | 2349 | SectorCount = (UINT16) BlocksRemaining;\r |
2350 | } else {\r | |
2351 | SectorCount = (UINT32) BlocksRemaining;\r | |
2352 | }\r | |
6ad55b15 | 2353 | } else {\r |
6ad55b15 | 2354 | SectorCount = MaxBlock;\r |
2355 | }\r | |
2356 | \r | |
2357 | ByteCount = SectorCount * BlockSize;\r | |
9690325d | 2358 | //\r |
2359 | // |------------------------|-----------------|------------------|-----------------|\r | |
2360 | // | ATA Transfer Mode | Transfer Rate | SCSI Interface | Transfer Rate |\r | |
2361 | // |------------------------|-----------------|------------------|-----------------|\r | |
2362 | // | PIO Mode 0 | 3.3Mbytes/sec | SCSI-1 | 5Mbytes/sec |\r | |
2363 | // |------------------------|-----------------|------------------|-----------------|\r | |
2364 | // | PIO Mode 1 | 5.2Mbytes/sec | Fast SCSI | 10Mbytes/sec |\r | |
2365 | // |------------------------|-----------------|------------------|-----------------|\r | |
2366 | // | PIO Mode 2 | 8.3Mbytes/sec | Fast-Wide SCSI | 20Mbytes/sec |\r | |
2367 | // |------------------------|-----------------|------------------|-----------------|\r | |
2368 | // | PIO Mode 3 | 11.1Mbytes/sec | Ultra SCSI | 20Mbytes/sec |\r | |
2369 | // |------------------------|-----------------|------------------|-----------------|\r | |
2370 | // | PIO Mode 4 | 16.6Mbytes/sec | Ultra Wide SCSI | 40Mbytes/sec |\r | |
2371 | // |------------------------|-----------------|------------------|-----------------|\r | |
2372 | // | Single-word DMA Mode 0 | 2.1Mbytes/sec | Ultra2 SCSI | 40Mbytes/sec |\r | |
2373 | // |------------------------|-----------------|------------------|-----------------|\r | |
2374 | // | Single-word DMA Mode 1 | 4.2Mbytes/sec | Ultra2 Wide SCSI | 80Mbytes/sec |\r | |
2375 | // |------------------------|-----------------|------------------|-----------------|\r | |
2376 | // | Single-word DMA Mode 2 | 8.4Mbytes/sec | Ultra3 SCSI | 160Mbytes/sec |\r | |
2377 | // |------------------------|-----------------|------------------|-----------------|\r | |
2378 | // | Multi-word DMA Mode 0 | 4.2Mbytes/sec | Ultra-320 SCSI | 320Mbytes/sec |\r | |
2379 | // |------------------------|-----------------|------------------|-----------------|\r | |
2380 | // | Multi-word DMA Mode 1 | 13.3Mbytes/sec | Ultra-640 SCSI | 640Mbytes/sec |\r | |
2381 | // |------------------------|-----------------|------------------|-----------------|\r | |
2382 | //\r | |
2383 | // As ScsiDisk and ScsiBus driver are used to manage SCSI or ATAPI devices, we have to use\r | |
2384 | // the lowest transfer rate to calculate the possible maximum timeout value for each operation.\r | |
2385 | // From the above table, we could know 2.1Mbytes per second is lowest one.\r | |
3cc033c5 FT |
2386 | // The timout value is rounded up to nearest integar and here an additional 30s is added\r |
2387 | // to follow ATA spec in which it mentioned that the device may take up to 30s to respond\r | |
2388 | // commands in the Standby/Idle mode.\r | |
9690325d | 2389 | //\r |
3cc033c5 | 2390 | Timeout = EFI_TIMER_PERIOD_SECONDS (ByteCount / 2100000 + 31);\r |
6ad55b15 | 2391 | \r |
2392 | MaxRetry = 2;\r | |
2393 | for (Index = 0; Index < MaxRetry; Index++) {\r | |
f95bc048 | 2394 | if (!ScsiDiskDevice->Cdb16Byte) {\r |
2395 | Status = ScsiDiskRead10 (\r | |
a108933e | 2396 | ScsiDiskDevice,\r |
2397 | &NeedRetry,\r | |
a108933e | 2398 | Timeout,\r |
2399 | PtrBuffer,\r | |
2400 | &ByteCount,\r | |
f95bc048 | 2401 | (UINT32) Lba,\r |
a108933e | 2402 | SectorCount\r |
2403 | );\r | |
2404 | } else {\r | |
f95bc048 | 2405 | Status = ScsiDiskRead16 (\r |
a108933e | 2406 | ScsiDiskDevice,\r |
2407 | &NeedRetry,\r | |
a108933e | 2408 | Timeout,\r |
2409 | PtrBuffer,\r | |
2410 | &ByteCount,\r | |
f95bc048 | 2411 | Lba,\r |
a108933e | 2412 | SectorCount\r |
2413 | );\r | |
2414 | }\r | |
6ad55b15 | 2415 | if (!EFI_ERROR (Status)) {\r |
2416 | break;\r | |
2417 | }\r | |
2418 | \r | |
2419 | if (!NeedRetry) {\r | |
2420 | return EFI_DEVICE_ERROR;\r | |
2421 | }\r | |
2422 | \r | |
5abc2a70 LE |
2423 | //\r |
2424 | // We need to retry. However, if ScsiDiskRead10() or ScsiDiskRead16() has\r | |
2425 | // lowered ByteCount on output, we must make sure that we lower\r | |
2426 | // SectorCount accordingly. SectorCount will be encoded in the CDB, and\r | |
2427 | // it is invalid to request more sectors in the CDB than the entire\r | |
2428 | // transfer (ie. ByteCount) can carry.\r | |
2429 | //\r | |
2430 | // In addition, ByteCount is only expected to go down, or stay unchaged.\r | |
2431 | // Therefore we don't need to update Timeout: the original timeout should\r | |
2432 | // accommodate shorter transfers too.\r | |
2433 | //\r | |
2434 | NextSectorCount = ByteCount / BlockSize;\r | |
2435 | if (NextSectorCount < SectorCount) {\r | |
2436 | SectorCount = NextSectorCount;\r | |
2437 | //\r | |
2438 | // Account for any rounding down.\r | |
2439 | //\r | |
2440 | ByteCount = SectorCount * BlockSize;\r | |
2441 | }\r | |
6ad55b15 | 2442 | }\r |
2443 | \r | |
2444 | if ((Index == MaxRetry) && (Status != EFI_SUCCESS)) {\r | |
2445 | return EFI_DEVICE_ERROR;\r | |
2446 | }\r | |
2447 | \r | |
2448 | //\r | |
2449 | // actual transferred sectors\r | |
2450 | //\r | |
2451 | SectorCount = ByteCount / BlockSize;\r | |
2452 | \r | |
a108933e | 2453 | Lba += SectorCount;\r |
6ad55b15 | 2454 | PtrBuffer = PtrBuffer + SectorCount * BlockSize;\r |
2455 | BlocksRemaining -= SectorCount;\r | |
2456 | }\r | |
2457 | \r | |
2458 | return EFI_SUCCESS;\r | |
2459 | }\r | |
2460 | \r | |
9beb888e | 2461 | /**\r |
2462 | Write sector to SCSI Disk.\r | |
6ad55b15 | 2463 | \r |
d716651f | 2464 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r |
9beb888e | 2465 | @param Buffer The buffer of data to be written into SCSI Disk\r |
2466 | @param Lba Logic block address\r | |
2467 | @param NumberOfBlocks The number of blocks to read\r | |
6ad55b15 | 2468 | \r |
9beb888e | 2469 | @retval EFI_DEVICE_ERROR Indicates a device error.\r |
2470 | @retval EFI_SUCCESS Operation is successful.\r | |
6ad55b15 | 2471 | \r |
9beb888e | 2472 | **/\r |
2473 | EFI_STATUS\r | |
2474 | ScsiDiskWriteSectors (\r | |
2475 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
2476 | IN VOID *Buffer,\r | |
2477 | IN EFI_LBA Lba,\r | |
2478 | IN UINTN NumberOfBlocks\r | |
2479 | )\r | |
6ad55b15 | 2480 | {\r |
2481 | UINTN BlocksRemaining;\r | |
6ad55b15 | 2482 | UINT8 *PtrBuffer;\r |
2483 | UINT32 BlockSize;\r | |
2484 | UINT32 ByteCount;\r | |
2485 | UINT32 MaxBlock;\r | |
2486 | UINT32 SectorCount;\r | |
5abc2a70 | 2487 | UINT32 NextSectorCount;\r |
6ad55b15 | 2488 | UINT64 Timeout;\r |
2489 | EFI_STATUS Status;\r | |
2490 | UINT8 Index;\r | |
2491 | UINT8 MaxRetry;\r | |
2492 | BOOLEAN NeedRetry;\r | |
6ad55b15 | 2493 | \r |
2494 | Status = EFI_SUCCESS;\r | |
2495 | \r | |
2496 | BlocksRemaining = NumberOfBlocks;\r | |
2497 | BlockSize = ScsiDiskDevice->BlkIo.Media->BlockSize;\r | |
a108933e | 2498 | \r |
6ad55b15 | 2499 | //\r |
a108933e | 2500 | // limit the data bytes that can be transferred by one Read(10) or Read(16) Command\r |
6ad55b15 | 2501 | //\r |
f95bc048 | 2502 | if (!ScsiDiskDevice->Cdb16Byte) {\r |
5bf5fb30 | 2503 | MaxBlock = 0xFFFF;\r |
a108933e | 2504 | } else {\r |
5bf5fb30 | 2505 | MaxBlock = 0xFFFFFFFF;\r |
a108933e | 2506 | }\r |
6ad55b15 | 2507 | \r |
2508 | PtrBuffer = Buffer;\r | |
6ad55b15 | 2509 | \r |
2510 | while (BlocksRemaining > 0) {\r | |
2511 | \r | |
2512 | if (BlocksRemaining <= MaxBlock) {\r | |
f95bc048 | 2513 | if (!ScsiDiskDevice->Cdb16Byte) {\r |
a108933e | 2514 | SectorCount = (UINT16) BlocksRemaining;\r |
2515 | } else {\r | |
2516 | SectorCount = (UINT32) BlocksRemaining;\r | |
2517 | }\r | |
6ad55b15 | 2518 | } else {\r |
6ad55b15 | 2519 | SectorCount = MaxBlock;\r |
2520 | }\r | |
2521 | \r | |
2522 | ByteCount = SectorCount * BlockSize;\r | |
9690325d | 2523 | //\r |
2524 | // |------------------------|-----------------|------------------|-----------------|\r | |
2525 | // | ATA Transfer Mode | Transfer Rate | SCSI Interface | Transfer Rate |\r | |
2526 | // |------------------------|-----------------|------------------|-----------------|\r | |
2527 | // | PIO Mode 0 | 3.3Mbytes/sec | SCSI-1 | 5Mbytes/sec |\r | |
2528 | // |------------------------|-----------------|------------------|-----------------|\r | |
2529 | // | PIO Mode 1 | 5.2Mbytes/sec | Fast SCSI | 10Mbytes/sec |\r | |
2530 | // |------------------------|-----------------|------------------|-----------------|\r | |
2531 | // | PIO Mode 2 | 8.3Mbytes/sec | Fast-Wide SCSI | 20Mbytes/sec |\r | |
2532 | // |------------------------|-----------------|------------------|-----------------|\r | |
2533 | // | PIO Mode 3 | 11.1Mbytes/sec | Ultra SCSI | 20Mbytes/sec |\r | |
2534 | // |------------------------|-----------------|------------------|-----------------|\r | |
2535 | // | PIO Mode 4 | 16.6Mbytes/sec | Ultra Wide SCSI | 40Mbytes/sec |\r | |
2536 | // |------------------------|-----------------|------------------|-----------------|\r | |
2537 | // | Single-word DMA Mode 0 | 2.1Mbytes/sec | Ultra2 SCSI | 40Mbytes/sec |\r | |
2538 | // |------------------------|-----------------|------------------|-----------------|\r | |
2539 | // | Single-word DMA Mode 1 | 4.2Mbytes/sec | Ultra2 Wide SCSI | 80Mbytes/sec |\r | |
2540 | // |------------------------|-----------------|------------------|-----------------|\r | |
2541 | // | Single-word DMA Mode 2 | 8.4Mbytes/sec | Ultra3 SCSI | 160Mbytes/sec |\r | |
2542 | // |------------------------|-----------------|------------------|-----------------|\r | |
2543 | // | Multi-word DMA Mode 0 | 4.2Mbytes/sec | Ultra-320 SCSI | 320Mbytes/sec |\r | |
2544 | // |------------------------|-----------------|------------------|-----------------|\r | |
2545 | // | Multi-word DMA Mode 1 | 13.3Mbytes/sec | Ultra-640 SCSI | 640Mbytes/sec |\r | |
2546 | // |------------------------|-----------------|------------------|-----------------|\r | |
2547 | //\r | |
2548 | // As ScsiDisk and ScsiBus driver are used to manage SCSI or ATAPI devices, we have to use\r | |
2549 | // the lowest transfer rate to calculate the possible maximum timeout value for each operation.\r | |
2550 | // From the above table, we could know 2.1Mbytes per second is lowest one.\r | |
3cc033c5 FT |
2551 | // The timout value is rounded up to nearest integar and here an additional 30s is added\r |
2552 | // to follow ATA spec in which it mentioned that the device may take up to 30s to respond\r | |
2553 | // commands in the Standby/Idle mode.\r | |
9690325d | 2554 | //\r |
3cc033c5 | 2555 | Timeout = EFI_TIMER_PERIOD_SECONDS (ByteCount / 2100000 + 31);\r |
6ad55b15 | 2556 | MaxRetry = 2;\r |
2557 | for (Index = 0; Index < MaxRetry; Index++) {\r | |
f95bc048 | 2558 | if (!ScsiDiskDevice->Cdb16Byte) {\r |
2559 | Status = ScsiDiskWrite10 (\r | |
a108933e | 2560 | ScsiDiskDevice,\r |
2561 | &NeedRetry,\r | |
a108933e | 2562 | Timeout,\r |
2563 | PtrBuffer,\r | |
2564 | &ByteCount,\r | |
f95bc048 | 2565 | (UINT32) Lba,\r |
a108933e | 2566 | SectorCount\r |
f95bc048 | 2567 | );\r |
a108933e | 2568 | } else {\r |
f95bc048 | 2569 | Status = ScsiDiskWrite16 (\r |
a108933e | 2570 | ScsiDiskDevice,\r |
2571 | &NeedRetry,\r | |
a108933e | 2572 | Timeout,\r |
2573 | PtrBuffer,\r | |
2574 | &ByteCount,\r | |
f95bc048 | 2575 | Lba,\r |
a108933e | 2576 | SectorCount\r |
f95bc048 | 2577 | ); \r |
a108933e | 2578 | }\r |
6ad55b15 | 2579 | if (!EFI_ERROR (Status)) {\r |
2580 | break;\r | |
2581 | }\r | |
2582 | \r | |
2583 | if (!NeedRetry) {\r | |
2584 | return EFI_DEVICE_ERROR;\r | |
2585 | }\r | |
5abc2a70 LE |
2586 | \r |
2587 | //\r | |
2588 | // We need to retry. However, if ScsiDiskWrite10() or ScsiDiskWrite16()\r | |
2589 | // has lowered ByteCount on output, we must make sure that we lower\r | |
2590 | // SectorCount accordingly. SectorCount will be encoded in the CDB, and\r | |
2591 | // it is invalid to request more sectors in the CDB than the entire\r | |
2592 | // transfer (ie. ByteCount) can carry.\r | |
2593 | //\r | |
2594 | // In addition, ByteCount is only expected to go down, or stay unchaged.\r | |
2595 | // Therefore we don't need to update Timeout: the original timeout should\r | |
2596 | // accommodate shorter transfers too.\r | |
2597 | //\r | |
2598 | NextSectorCount = ByteCount / BlockSize;\r | |
2599 | if (NextSectorCount < SectorCount) {\r | |
2600 | SectorCount = NextSectorCount;\r | |
2601 | //\r | |
2602 | // Account for any rounding down.\r | |
2603 | //\r | |
2604 | ByteCount = SectorCount * BlockSize;\r | |
2605 | }\r | |
6ad55b15 | 2606 | }\r |
2607 | \r | |
2608 | if ((Index == MaxRetry) && (Status != EFI_SUCCESS)) {\r | |
2609 | return EFI_DEVICE_ERROR;\r | |
2610 | }\r | |
2611 | //\r | |
2612 | // actual transferred sectors\r | |
2613 | //\r | |
2614 | SectorCount = ByteCount / BlockSize;\r | |
2615 | \r | |
a108933e | 2616 | Lba += SectorCount;\r |
6ad55b15 | 2617 | PtrBuffer = PtrBuffer + SectorCount * BlockSize;\r |
2618 | BlocksRemaining -= SectorCount;\r | |
2619 | }\r | |
2620 | \r | |
2621 | return EFI_SUCCESS;\r | |
2622 | }\r | |
2623 | \r | |
d670bf53 HW |
2624 | /**\r |
2625 | Asynchronously read sector from SCSI Disk.\r | |
2626 | \r | |
2627 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV.\r | |
2628 | @param Buffer The buffer to fill in the read out data.\r | |
2629 | @param Lba Logic block address.\r | |
2630 | @param NumberOfBlocks The number of blocks to read.\r | |
2631 | @param Token A pointer to the token associated with the\r | |
2632 | non-blocking read request.\r | |
2633 | \r | |
2634 | @retval EFI_INVALID_PARAMETER Token is NULL or Token->Event is NULL.\r | |
2635 | @retval EFI_DEVICE_ERROR Indicates a device error.\r | |
2636 | @retval EFI_SUCCESS Operation is successful.\r | |
2637 | \r | |
2638 | **/\r | |
2639 | EFI_STATUS\r | |
2640 | ScsiDiskAsyncReadSectors (\r | |
2641 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
2642 | OUT VOID *Buffer,\r | |
2643 | IN EFI_LBA Lba,\r | |
2644 | IN UINTN NumberOfBlocks,\r | |
2645 | IN EFI_BLOCK_IO2_TOKEN *Token\r | |
2646 | )\r | |
2647 | {\r | |
2648 | UINTN BlocksRemaining;\r | |
2649 | UINT8 *PtrBuffer;\r | |
2650 | UINT32 BlockSize;\r | |
2651 | UINT32 ByteCount;\r | |
2652 | UINT32 MaxBlock;\r | |
2653 | UINT32 SectorCount;\r | |
2654 | UINT64 Timeout;\r | |
2655 | SCSI_BLKIO2_REQUEST *BlkIo2Req;\r | |
2656 | EFI_STATUS Status;\r | |
a717086c | 2657 | EFI_TPL OldTpl;\r |
d670bf53 HW |
2658 | \r |
2659 | if ((Token == NULL) || (Token->Event == NULL)) {\r | |
2660 | return EFI_INVALID_PARAMETER;\r | |
2661 | }\r | |
2662 | \r | |
2663 | BlkIo2Req = AllocateZeroPool (sizeof (SCSI_BLKIO2_REQUEST));\r | |
2664 | if (BlkIo2Req == NULL) {\r | |
2665 | return EFI_OUT_OF_RESOURCES;\r | |
2666 | }\r | |
2667 | \r | |
2668 | BlkIo2Req->Token = Token;\r | |
a717086c HW |
2669 | \r |
2670 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
d670bf53 | 2671 | InsertTailList (&ScsiDiskDevice->BlkIo2Queue, &BlkIo2Req->Link);\r |
a717086c HW |
2672 | gBS->RestoreTPL (OldTpl);\r |
2673 | \r | |
d670bf53 HW |
2674 | InitializeListHead (&BlkIo2Req->ScsiRWQueue);\r |
2675 | \r | |
2676 | Status = EFI_SUCCESS;\r | |
2677 | \r | |
2678 | BlocksRemaining = NumberOfBlocks;\r | |
2679 | BlockSize = ScsiDiskDevice->BlkIo.Media->BlockSize;\r | |
2680 | \r | |
2681 | //\r | |
2682 | // Limit the data bytes that can be transferred by one Read(10) or Read(16)\r | |
2683 | // Command\r | |
2684 | //\r | |
2685 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
2686 | MaxBlock = 0xFFFF;\r | |
2687 | } else {\r | |
2688 | MaxBlock = 0xFFFFFFFF;\r | |
2689 | }\r | |
2690 | \r | |
2691 | PtrBuffer = Buffer;\r | |
2692 | \r | |
2693 | while (BlocksRemaining > 0) {\r | |
2694 | \r | |
2695 | if (BlocksRemaining <= MaxBlock) {\r | |
2696 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
2697 | SectorCount = (UINT16) BlocksRemaining;\r | |
2698 | } else {\r | |
2699 | SectorCount = (UINT32) BlocksRemaining;\r | |
2700 | }\r | |
2701 | } else {\r | |
2702 | SectorCount = MaxBlock;\r | |
2703 | }\r | |
2704 | \r | |
2705 | ByteCount = SectorCount * BlockSize;\r | |
2706 | //\r | |
2707 | // |------------------------|-----------------|------------------|-----------------|\r | |
2708 | // | ATA Transfer Mode | Transfer Rate | SCSI Interface | Transfer Rate |\r | |
2709 | // |------------------------|-----------------|------------------|-----------------|\r | |
2710 | // | PIO Mode 0 | 3.3Mbytes/sec | SCSI-1 | 5Mbytes/sec |\r | |
2711 | // |------------------------|-----------------|------------------|-----------------|\r | |
2712 | // | PIO Mode 1 | 5.2Mbytes/sec | Fast SCSI | 10Mbytes/sec |\r | |
2713 | // |------------------------|-----------------|------------------|-----------------|\r | |
2714 | // | PIO Mode 2 | 8.3Mbytes/sec | Fast-Wide SCSI | 20Mbytes/sec |\r | |
2715 | // |------------------------|-----------------|------------------|-----------------|\r | |
2716 | // | PIO Mode 3 | 11.1Mbytes/sec | Ultra SCSI | 20Mbytes/sec |\r | |
2717 | // |------------------------|-----------------|------------------|-----------------|\r | |
2718 | // | PIO Mode 4 | 16.6Mbytes/sec | Ultra Wide SCSI | 40Mbytes/sec |\r | |
2719 | // |------------------------|-----------------|------------------|-----------------|\r | |
2720 | // | Single-word DMA Mode 0 | 2.1Mbytes/sec | Ultra2 SCSI | 40Mbytes/sec |\r | |
2721 | // |------------------------|-----------------|------------------|-----------------|\r | |
2722 | // | Single-word DMA Mode 1 | 4.2Mbytes/sec | Ultra2 Wide SCSI | 80Mbytes/sec |\r | |
2723 | // |------------------------|-----------------|------------------|-----------------|\r | |
2724 | // | Single-word DMA Mode 2 | 8.4Mbytes/sec | Ultra3 SCSI | 160Mbytes/sec |\r | |
2725 | // |------------------------|-----------------|------------------|-----------------|\r | |
2726 | // | Multi-word DMA Mode 0 | 4.2Mbytes/sec | Ultra-320 SCSI | 320Mbytes/sec |\r | |
2727 | // |------------------------|-----------------|------------------|-----------------|\r | |
2728 | // | Multi-word DMA Mode 1 | 13.3Mbytes/sec | Ultra-640 SCSI | 640Mbytes/sec |\r | |
2729 | // |------------------------|-----------------|------------------|-----------------|\r | |
2730 | //\r | |
2731 | // As ScsiDisk and ScsiBus driver are used to manage SCSI or ATAPI devices,\r | |
2732 | // we have to use the lowest transfer rate to calculate the possible\r | |
2733 | // maximum timeout value for each operation.\r | |
2734 | // From the above table, we could know 2.1Mbytes per second is lowest one.\r | |
2735 | // The timout value is rounded up to nearest integar and here an additional\r | |
2736 | // 30s is added to follow ATA spec in which it mentioned that the device\r | |
2737 | // may take up to 30s to respond commands in the Standby/Idle mode.\r | |
2738 | //\r | |
2739 | Timeout = EFI_TIMER_PERIOD_SECONDS (ByteCount / 2100000 + 31);\r | |
2740 | \r | |
2741 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
2742 | Status = ScsiDiskAsyncRead10 (\r | |
2743 | ScsiDiskDevice,\r | |
2744 | Timeout,\r | |
032800ec | 2745 | 0,\r |
d670bf53 HW |
2746 | PtrBuffer,\r |
2747 | ByteCount,\r | |
2748 | (UINT32) Lba,\r | |
2749 | SectorCount,\r | |
2750 | BlkIo2Req,\r | |
2751 | Token\r | |
2752 | );\r | |
2753 | } else {\r | |
2754 | Status = ScsiDiskAsyncRead16 (\r | |
2755 | ScsiDiskDevice,\r | |
2756 | Timeout,\r | |
032800ec | 2757 | 0,\r |
d670bf53 HW |
2758 | PtrBuffer,\r |
2759 | ByteCount,\r | |
2760 | Lba,\r | |
2761 | SectorCount,\r | |
2762 | BlkIo2Req,\r | |
2763 | Token\r | |
2764 | );\r | |
2765 | }\r | |
2766 | if (EFI_ERROR (Status)) {\r | |
2767 | //\r | |
d7617bad HW |
2768 | // Some devices will return EFI_DEVICE_ERROR or EFI_TIMEOUT when the data\r |
2769 | // length of a SCSI I/O command is too large.\r | |
2770 | // In this case, we retry sending the SCSI command with a data length\r | |
2771 | // half of its previous value.\r | |
d670bf53 | 2772 | //\r |
d7617bad HW |
2773 | if ((Status == EFI_DEVICE_ERROR) || (Status == EFI_TIMEOUT)) {\r |
2774 | if ((MaxBlock > 1) && (SectorCount > 1)) {\r | |
2775 | MaxBlock = MIN (MaxBlock, SectorCount) >> 1;\r | |
2776 | continue;\r | |
2777 | }\r | |
2778 | }\r | |
2779 | \r | |
a717086c | 2780 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
d670bf53 | 2781 | if (IsListEmpty (&BlkIo2Req->ScsiRWQueue)) {\r |
d7617bad HW |
2782 | //\r |
2783 | // Free the SCSI_BLKIO2_REQUEST structure only when there is no other\r | |
2784 | // SCSI sub-task running. Otherwise, it will be freed in the callback\r | |
2785 | // function ScsiDiskNotify().\r | |
2786 | //\r | |
d670bf53 HW |
2787 | RemoveEntryList (&BlkIo2Req->Link);\r |
2788 | FreePool (BlkIo2Req);\r | |
a717086c HW |
2789 | BlkIo2Req = NULL;\r |
2790 | gBS->RestoreTPL (OldTpl);\r | |
d7617bad HW |
2791 | \r |
2792 | //\r | |
2793 | // It is safe to return error status to the caller, since there is no\r | |
2794 | // previous SCSI sub-task executing.\r | |
2795 | //\r | |
a717086c HW |
2796 | Status = EFI_DEVICE_ERROR;\r |
2797 | goto Done;\r | |
d7617bad | 2798 | } else {\r |
a717086c HW |
2799 | gBS->RestoreTPL (OldTpl);\r |
2800 | \r | |
d7617bad HW |
2801 | //\r |
2802 | // There are previous SCSI commands still running, EFI_SUCCESS should\r | |
2803 | // be returned to make sure that the caller does not free resources\r | |
2804 | // still using by these SCSI commands.\r | |
2805 | //\r | |
a717086c HW |
2806 | Status = EFI_SUCCESS;\r |
2807 | goto Done;\r | |
d670bf53 | 2808 | }\r |
d670bf53 HW |
2809 | }\r |
2810 | \r | |
2811 | //\r | |
2812 | // Sectors submitted for transfer\r | |
2813 | //\r | |
2814 | SectorCount = ByteCount / BlockSize;\r | |
2815 | \r | |
2816 | Lba += SectorCount;\r | |
2817 | PtrBuffer = PtrBuffer + SectorCount * BlockSize;\r | |
2818 | BlocksRemaining -= SectorCount;\r | |
2819 | }\r | |
2820 | \r | |
a717086c HW |
2821 | Status = EFI_SUCCESS;\r |
2822 | \r | |
2823 | Done:\r | |
2824 | if (BlkIo2Req != NULL) {\r | |
2825 | BlkIo2Req->LastScsiRW = TRUE;\r | |
2826 | \r | |
2827 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
2828 | if (IsListEmpty (&BlkIo2Req->ScsiRWQueue)) {\r | |
2829 | RemoveEntryList (&BlkIo2Req->Link);\r | |
2830 | FreePool (BlkIo2Req);\r | |
2831 | BlkIo2Req = NULL;\r | |
2832 | \r | |
2833 | gBS->SignalEvent (Token->Event);\r | |
2834 | }\r | |
2835 | gBS->RestoreTPL (OldTpl);\r | |
2836 | }\r | |
2837 | \r | |
2838 | return Status;\r | |
d670bf53 HW |
2839 | }\r |
2840 | \r | |
2841 | /**\r | |
2842 | Asynchronously write sector to SCSI Disk.\r | |
2843 | \r | |
2844 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV.\r | |
2845 | @param Buffer The buffer of data to be written into SCSI Disk.\r | |
2846 | @param Lba Logic block address.\r | |
2847 | @param NumberOfBlocks The number of blocks to read.\r | |
2848 | @param Token A pointer to the token associated with the\r | |
2849 | non-blocking read request.\r | |
2850 | \r | |
2851 | @retval EFI_INVALID_PARAMETER Token is NULL or Token->Event is NULL\r | |
2852 | @retval EFI_DEVICE_ERROR Indicates a device error.\r | |
2853 | @retval EFI_SUCCESS Operation is successful.\r | |
2854 | \r | |
2855 | **/\r | |
2856 | EFI_STATUS\r | |
2857 | ScsiDiskAsyncWriteSectors (\r | |
2858 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
2859 | IN VOID *Buffer,\r | |
2860 | IN EFI_LBA Lba,\r | |
2861 | IN UINTN NumberOfBlocks,\r | |
2862 | IN EFI_BLOCK_IO2_TOKEN *Token\r | |
2863 | )\r | |
2864 | {\r | |
2865 | UINTN BlocksRemaining;\r | |
2866 | UINT8 *PtrBuffer;\r | |
2867 | UINT32 BlockSize;\r | |
2868 | UINT32 ByteCount;\r | |
2869 | UINT32 MaxBlock;\r | |
2870 | UINT32 SectorCount;\r | |
2871 | UINT64 Timeout;\r | |
2872 | SCSI_BLKIO2_REQUEST *BlkIo2Req;\r | |
2873 | EFI_STATUS Status;\r | |
a717086c | 2874 | EFI_TPL OldTpl;\r |
d670bf53 HW |
2875 | \r |
2876 | if ((Token == NULL) || (Token->Event == NULL)) {\r | |
2877 | return EFI_INVALID_PARAMETER;\r | |
2878 | }\r | |
2879 | \r | |
2880 | BlkIo2Req = AllocateZeroPool (sizeof (SCSI_BLKIO2_REQUEST));\r | |
2881 | if (BlkIo2Req == NULL) {\r | |
2882 | return EFI_OUT_OF_RESOURCES;\r | |
2883 | }\r | |
2884 | \r | |
2885 | BlkIo2Req->Token = Token;\r | |
a717086c HW |
2886 | \r |
2887 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
d670bf53 | 2888 | InsertTailList (&ScsiDiskDevice->BlkIo2Queue, &BlkIo2Req->Link);\r |
a717086c HW |
2889 | gBS->RestoreTPL (OldTpl);\r |
2890 | \r | |
d670bf53 HW |
2891 | InitializeListHead (&BlkIo2Req->ScsiRWQueue);\r |
2892 | \r | |
2893 | Status = EFI_SUCCESS;\r | |
2894 | \r | |
2895 | BlocksRemaining = NumberOfBlocks;\r | |
2896 | BlockSize = ScsiDiskDevice->BlkIo.Media->BlockSize;\r | |
2897 | \r | |
2898 | //\r | |
2899 | // Limit the data bytes that can be transferred by one Read(10) or Read(16)\r | |
2900 | // Command\r | |
2901 | //\r | |
2902 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
2903 | MaxBlock = 0xFFFF;\r | |
2904 | } else {\r | |
2905 | MaxBlock = 0xFFFFFFFF;\r | |
2906 | }\r | |
2907 | \r | |
2908 | PtrBuffer = Buffer;\r | |
2909 | \r | |
2910 | while (BlocksRemaining > 0) {\r | |
2911 | \r | |
2912 | if (BlocksRemaining <= MaxBlock) {\r | |
2913 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
2914 | SectorCount = (UINT16) BlocksRemaining;\r | |
2915 | } else {\r | |
2916 | SectorCount = (UINT32) BlocksRemaining;\r | |
2917 | }\r | |
2918 | } else {\r | |
2919 | SectorCount = MaxBlock;\r | |
2920 | }\r | |
2921 | \r | |
2922 | ByteCount = SectorCount * BlockSize;\r | |
2923 | //\r | |
2924 | // |------------------------|-----------------|------------------|-----------------|\r | |
2925 | // | ATA Transfer Mode | Transfer Rate | SCSI Interface | Transfer Rate |\r | |
2926 | // |------------------------|-----------------|------------------|-----------------|\r | |
2927 | // | PIO Mode 0 | 3.3Mbytes/sec | SCSI-1 | 5Mbytes/sec |\r | |
2928 | // |------------------------|-----------------|------------------|-----------------|\r | |
2929 | // | PIO Mode 1 | 5.2Mbytes/sec | Fast SCSI | 10Mbytes/sec |\r | |
2930 | // |------------------------|-----------------|------------------|-----------------|\r | |
2931 | // | PIO Mode 2 | 8.3Mbytes/sec | Fast-Wide SCSI | 20Mbytes/sec |\r | |
2932 | // |------------------------|-----------------|------------------|-----------------|\r | |
2933 | // | PIO Mode 3 | 11.1Mbytes/sec | Ultra SCSI | 20Mbytes/sec |\r | |
2934 | // |------------------------|-----------------|------------------|-----------------|\r | |
2935 | // | PIO Mode 4 | 16.6Mbytes/sec | Ultra Wide SCSI | 40Mbytes/sec |\r | |
2936 | // |------------------------|-----------------|------------------|-----------------|\r | |
2937 | // | Single-word DMA Mode 0 | 2.1Mbytes/sec | Ultra2 SCSI | 40Mbytes/sec |\r | |
2938 | // |------------------------|-----------------|------------------|-----------------|\r | |
2939 | // | Single-word DMA Mode 1 | 4.2Mbytes/sec | Ultra2 Wide SCSI | 80Mbytes/sec |\r | |
2940 | // |------------------------|-----------------|------------------|-----------------|\r | |
2941 | // | Single-word DMA Mode 2 | 8.4Mbytes/sec | Ultra3 SCSI | 160Mbytes/sec |\r | |
2942 | // |------------------------|-----------------|------------------|-----------------|\r | |
2943 | // | Multi-word DMA Mode 0 | 4.2Mbytes/sec | Ultra-320 SCSI | 320Mbytes/sec |\r | |
2944 | // |------------------------|-----------------|------------------|-----------------|\r | |
2945 | // | Multi-word DMA Mode 1 | 13.3Mbytes/sec | Ultra-640 SCSI | 640Mbytes/sec |\r | |
2946 | // |------------------------|-----------------|------------------|-----------------|\r | |
2947 | //\r | |
2948 | // As ScsiDisk and ScsiBus driver are used to manage SCSI or ATAPI devices,\r | |
2949 | // we have to use the lowest transfer rate to calculate the possible\r | |
2950 | // maximum timeout value for each operation.\r | |
2951 | // From the above table, we could know 2.1Mbytes per second is lowest one.\r | |
2952 | // The timout value is rounded up to nearest integar and here an additional\r | |
2953 | // 30s is added to follow ATA spec in which it mentioned that the device\r | |
2954 | // may take up to 30s to respond commands in the Standby/Idle mode.\r | |
2955 | //\r | |
2956 | Timeout = EFI_TIMER_PERIOD_SECONDS (ByteCount / 2100000 + 31);\r | |
2957 | \r | |
2958 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
2959 | Status = ScsiDiskAsyncWrite10 (\r | |
2960 | ScsiDiskDevice,\r | |
2961 | Timeout,\r | |
032800ec | 2962 | 0,\r |
d670bf53 HW |
2963 | PtrBuffer,\r |
2964 | ByteCount,\r | |
2965 | (UINT32) Lba,\r | |
2966 | SectorCount,\r | |
2967 | BlkIo2Req,\r | |
2968 | Token\r | |
2969 | );\r | |
2970 | } else {\r | |
2971 | Status = ScsiDiskAsyncWrite16 (\r | |
2972 | ScsiDiskDevice,\r | |
2973 | Timeout,\r | |
032800ec | 2974 | 0,\r |
d670bf53 HW |
2975 | PtrBuffer,\r |
2976 | ByteCount,\r | |
2977 | Lba,\r | |
2978 | SectorCount,\r | |
2979 | BlkIo2Req,\r | |
2980 | Token\r | |
2981 | );\r | |
2982 | }\r | |
2983 | if (EFI_ERROR (Status)) {\r | |
2984 | //\r | |
d7617bad HW |
2985 | // Some devices will return EFI_DEVICE_ERROR or EFI_TIMEOUT when the data\r |
2986 | // length of a SCSI I/O command is too large.\r | |
2987 | // In this case, we retry sending the SCSI command with a data length\r | |
2988 | // half of its previous value.\r | |
d670bf53 | 2989 | //\r |
d7617bad HW |
2990 | if ((Status == EFI_DEVICE_ERROR) || (Status == EFI_TIMEOUT)) {\r |
2991 | if ((MaxBlock > 1) && (SectorCount > 1)) {\r | |
2992 | MaxBlock = MIN (MaxBlock, SectorCount) >> 1;\r | |
2993 | continue;\r | |
2994 | }\r | |
2995 | }\r | |
2996 | \r | |
a717086c | 2997 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
d670bf53 | 2998 | if (IsListEmpty (&BlkIo2Req->ScsiRWQueue)) {\r |
d7617bad HW |
2999 | //\r |
3000 | // Free the SCSI_BLKIO2_REQUEST structure only when there is no other\r | |
3001 | // SCSI sub-task running. Otherwise, it will be freed in the callback\r | |
3002 | // function ScsiDiskNotify().\r | |
3003 | //\r | |
d670bf53 HW |
3004 | RemoveEntryList (&BlkIo2Req->Link);\r |
3005 | FreePool (BlkIo2Req);\r | |
a717086c HW |
3006 | BlkIo2Req = NULL;\r |
3007 | gBS->RestoreTPL (OldTpl);\r | |
d7617bad HW |
3008 | \r |
3009 | //\r | |
3010 | // It is safe to return error status to the caller, since there is no\r | |
3011 | // previous SCSI sub-task executing.\r | |
3012 | //\r | |
a717086c HW |
3013 | Status = EFI_DEVICE_ERROR;\r |
3014 | goto Done;\r | |
d7617bad | 3015 | } else {\r |
a717086c HW |
3016 | gBS->RestoreTPL (OldTpl);\r |
3017 | \r | |
d7617bad HW |
3018 | //\r |
3019 | // There are previous SCSI commands still running, EFI_SUCCESS should\r | |
3020 | // be returned to make sure that the caller does not free resources\r | |
3021 | // still using by these SCSI commands.\r | |
3022 | //\r | |
a717086c HW |
3023 | Status = EFI_SUCCESS;\r |
3024 | goto Done;\r | |
d670bf53 | 3025 | }\r |
d670bf53 HW |
3026 | }\r |
3027 | \r | |
3028 | //\r | |
3029 | // Sectors submitted for transfer\r | |
3030 | //\r | |
3031 | SectorCount = ByteCount / BlockSize;\r | |
3032 | \r | |
3033 | Lba += SectorCount;\r | |
3034 | PtrBuffer = PtrBuffer + SectorCount * BlockSize;\r | |
3035 | BlocksRemaining -= SectorCount;\r | |
3036 | }\r | |
3037 | \r | |
a717086c HW |
3038 | Status = EFI_SUCCESS;\r |
3039 | \r | |
3040 | Done:\r | |
3041 | if (BlkIo2Req != NULL) {\r | |
3042 | BlkIo2Req->LastScsiRW = TRUE;\r | |
3043 | \r | |
3044 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
3045 | if (IsListEmpty (&BlkIo2Req->ScsiRWQueue)) {\r | |
3046 | RemoveEntryList (&BlkIo2Req->Link);\r | |
3047 | FreePool (BlkIo2Req);\r | |
3048 | BlkIo2Req = NULL;\r | |
3049 | \r | |
3050 | gBS->SignalEvent (Token->Event);\r | |
3051 | }\r | |
3052 | gBS->RestoreTPL (OldTpl);\r | |
3053 | }\r | |
3054 | \r | |
3055 | return Status;\r | |
d670bf53 HW |
3056 | }\r |
3057 | \r | |
9beb888e | 3058 | \r |
3059 | /**\r | |
a108933e | 3060 | Submit Read(10) command.\r |
9beb888e | 3061 | \r |
3062 | @param ScsiDiskDevice The pointer of ScsiDiskDevice\r | |
3063 | @param NeedRetry The pointer of flag indicates if needs retry if error happens\r | |
9beb888e | 3064 | @param Timeout The time to complete the command\r |
3065 | @param DataBuffer The buffer to fill with the read out data\r | |
3066 | @param DataLength The length of buffer\r | |
3067 | @param StartLba The start logic block address\r | |
73a9e822 | 3068 | @param SectorCount The number of blocks to read\r |
9beb888e | 3069 | \r |
3070 | @return EFI_STATUS is returned by calling ScsiRead10Command().\r | |
3071 | **/\r | |
6ad55b15 | 3072 | EFI_STATUS\r |
3073 | ScsiDiskRead10 (\r | |
9beb888e | 3074 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r |
3075 | OUT BOOLEAN *NeedRetry,\r | |
9beb888e | 3076 | IN UINT64 Timeout,\r |
3077 | OUT UINT8 *DataBuffer,\r | |
3078 | IN OUT UINT32 *DataLength,\r | |
3079 | IN UINT32 StartLba,\r | |
73a9e822 | 3080 | IN UINT32 SectorCount\r |
6ad55b15 | 3081 | )\r |
6ad55b15 | 3082 | {\r |
3083 | UINT8 SenseDataLength;\r | |
3084 | EFI_STATUS Status;\r | |
52f8e370 | 3085 | EFI_STATUS ReturnStatus;\r |
6ad55b15 | 3086 | UINT8 HostAdapterStatus;\r |
3087 | UINT8 TargetStatus;\r | |
52f8e370 | 3088 | UINTN Action;\r |
6ad55b15 | 3089 | \r |
73a9e822 TF |
3090 | //\r |
3091 | // Implement a backoff algorithem to resolve some compatibility issues that\r | |
3092 | // some SCSI targets or ATAPI devices couldn't correctly response reading/writing\r | |
3093 | // big data in a single operation.\r | |
3094 | // This algorithem will at first try to execute original request. If the request fails\r | |
3095 | // with media error sense data or else, it will reduce the transfer length to half and\r | |
3096 | // try again till the operation succeeds or fails with one sector transfer length.\r | |
3097 | //\r | |
3098 | BackOff:\r | |
6ad55b15 | 3099 | *NeedRetry = FALSE;\r |
52f8e370 TF |
3100 | Action = ACTION_NO_ACTION;\r |
3101 | SenseDataLength = (UINT8) (ScsiDiskDevice->SenseDataNumber * sizeof (EFI_SCSI_SENSE_DATA));\r | |
3102 | ReturnStatus = ScsiRead10Command (\r | |
3103 | ScsiDiskDevice->ScsiIo,\r | |
3104 | Timeout,\r | |
3105 | ScsiDiskDevice->SenseData,\r | |
3106 | &SenseDataLength,\r | |
3107 | &HostAdapterStatus,\r | |
3108 | &TargetStatus,\r | |
3109 | DataBuffer,\r | |
3110 | DataLength,\r | |
3111 | StartLba,\r | |
73a9e822 | 3112 | SectorCount\r |
52f8e370 TF |
3113 | );\r |
3114 | \r | |
fc3c83e0 | 3115 | if (ReturnStatus == EFI_NOT_READY || ReturnStatus == EFI_BAD_BUFFER_SIZE) {\r |
52f8e370 TF |
3116 | *NeedRetry = TRUE;\r |
3117 | return EFI_DEVICE_ERROR;\r | |
3118 | } else if ((ReturnStatus == EFI_INVALID_PARAMETER) || (ReturnStatus == EFI_UNSUPPORTED)) {\r | |
3119 | *NeedRetry = FALSE;\r | |
3120 | return ReturnStatus;\r | |
3121 | }\r | |
3122 | \r | |
3123 | //\r | |
3124 | // go ahead to check HostAdapterStatus and TargetStatus\r | |
3125 | // (EFI_TIMEOUT, EFI_DEVICE_ERROR, EFI_WARN_BUFFER_TOO_SMALL)\r | |
3126 | //\r | |
3127 | Status = CheckHostAdapterStatus (HostAdapterStatus);\r | |
3128 | if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r | |
3129 | *NeedRetry = TRUE;\r | |
3130 | return EFI_DEVICE_ERROR;\r | |
3131 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3132 | //\r | |
3133 | // reset the scsi channel\r | |
3134 | //\r | |
3135 | ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r | |
3136 | *NeedRetry = FALSE;\r | |
3137 | return EFI_DEVICE_ERROR;\r | |
3138 | }\r | |
3139 | \r | |
3140 | Status = CheckTargetStatus (TargetStatus);\r | |
3141 | if (Status == EFI_NOT_READY) {\r | |
3142 | //\r | |
3143 | // reset the scsi device\r | |
3144 | //\r | |
3145 | ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
3146 | *NeedRetry = TRUE;\r | |
3147 | return EFI_DEVICE_ERROR;\r | |
3148 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3149 | *NeedRetry = FALSE;\r | |
3150 | return EFI_DEVICE_ERROR;\r | |
3151 | }\r | |
3152 | \r | |
73a9e822 TF |
3153 | if ((TargetStatus == EFI_EXT_SCSI_STATUS_TARGET_CHECK_CONDITION) || (EFI_ERROR (ReturnStatus))) {\r |
3154 | DEBUG ((EFI_D_ERROR, "ScsiDiskRead10: Check Condition happened!\n"));\r | |
52f8e370 | 3155 | Status = DetectMediaParsingSenseKeys (ScsiDiskDevice, ScsiDiskDevice->SenseData, SenseDataLength / sizeof (EFI_SCSI_SENSE_DATA), &Action);\r |
73a9e822 | 3156 | if (Action == ACTION_RETRY_COMMAND_LATER) {\r |
52f8e370 TF |
3157 | *NeedRetry = TRUE;\r |
3158 | return EFI_DEVICE_ERROR;\r | |
73a9e822 TF |
3159 | } else if (Action == ACTION_RETRY_WITH_BACKOFF_ALGO) {\r |
3160 | if (SectorCount <= 1) {\r | |
3161 | //\r | |
3162 | // Jump out if the operation still fails with one sector transfer length.\r | |
3163 | //\r | |
3164 | *NeedRetry = FALSE;\r | |
3165 | return EFI_DEVICE_ERROR;\r | |
3166 | }\r | |
3167 | //\r | |
3168 | // Try again with half length if the sense data shows we need to retry.\r | |
3169 | //\r | |
3170 | SectorCount >>= 1;\r | |
3171 | *DataLength = SectorCount * ScsiDiskDevice->BlkIo.Media->BlockSize;\r | |
3172 | goto BackOff;\r | |
52f8e370 TF |
3173 | } else {\r |
3174 | *NeedRetry = FALSE;\r | |
3175 | return EFI_DEVICE_ERROR;\r | |
3176 | }\r | |
3177 | }\r | |
3178 | \r | |
3179 | return ReturnStatus;\r | |
6ad55b15 | 3180 | }\r |
3181 | \r | |
6ad55b15 | 3182 | \r |
9beb888e | 3183 | /**\r |
a108933e | 3184 | Submit Write(10) Command.\r |
6ad55b15 | 3185 | \r |
9beb888e | 3186 | @param ScsiDiskDevice The pointer of ScsiDiskDevice\r |
3187 | @param NeedRetry The pointer of flag indicates if needs retry if error happens\r | |
9beb888e | 3188 | @param Timeout The time to complete the command\r |
3189 | @param DataBuffer The buffer to fill with the read out data\r | |
3190 | @param DataLength The length of buffer\r | |
3191 | @param StartLba The start logic block address\r | |
73a9e822 | 3192 | @param SectorCount The number of blocks to write\r |
6ad55b15 | 3193 | \r |
9beb888e | 3194 | @return EFI_STATUS is returned by calling ScsiWrite10Command().\r |
6ad55b15 | 3195 | \r |
9beb888e | 3196 | **/\r |
3197 | EFI_STATUS\r | |
3198 | ScsiDiskWrite10 (\r | |
3199 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
3200 | OUT BOOLEAN *NeedRetry,\r | |
9beb888e | 3201 | IN UINT64 Timeout,\r |
3202 | IN UINT8 *DataBuffer,\r | |
3203 | IN OUT UINT32 *DataLength,\r | |
3204 | IN UINT32 StartLba,\r | |
73a9e822 | 3205 | IN UINT32 SectorCount\r |
9beb888e | 3206 | )\r |
6ad55b15 | 3207 | {\r |
3208 | EFI_STATUS Status;\r | |
52f8e370 | 3209 | EFI_STATUS ReturnStatus;\r |
6ad55b15 | 3210 | UINT8 SenseDataLength;\r |
3211 | UINT8 HostAdapterStatus;\r | |
3212 | UINT8 TargetStatus;\r | |
52f8e370 | 3213 | UINTN Action;\r |
6ad55b15 | 3214 | \r |
73a9e822 TF |
3215 | //\r |
3216 | // Implement a backoff algorithem to resolve some compatibility issues that\r | |
3217 | // some SCSI targets or ATAPI devices couldn't correctly response reading/writing\r | |
3218 | // big data in a single operation.\r | |
3219 | // This algorithem will at first try to execute original request. If the request fails\r | |
3220 | // with media error sense data or else, it will reduce the transfer length to half and\r | |
3221 | // try again till the operation succeeds or fails with one sector transfer length.\r | |
3222 | //\r | |
3223 | BackOff:\r | |
6ad55b15 | 3224 | *NeedRetry = FALSE;\r |
52f8e370 TF |
3225 | Action = ACTION_NO_ACTION;\r |
3226 | SenseDataLength = (UINT8) (ScsiDiskDevice->SenseDataNumber * sizeof (EFI_SCSI_SENSE_DATA));\r | |
3227 | ReturnStatus = ScsiWrite10Command (\r | |
3228 | ScsiDiskDevice->ScsiIo,\r | |
3229 | Timeout,\r | |
3230 | ScsiDiskDevice->SenseData,\r | |
3231 | &SenseDataLength,\r | |
3232 | &HostAdapterStatus,\r | |
3233 | &TargetStatus,\r | |
3234 | DataBuffer,\r | |
3235 | DataLength,\r | |
3236 | StartLba,\r | |
73a9e822 | 3237 | SectorCount\r |
52f8e370 | 3238 | );\r |
fc3c83e0 | 3239 | if (ReturnStatus == EFI_NOT_READY || ReturnStatus == EFI_BAD_BUFFER_SIZE) {\r |
52f8e370 TF |
3240 | *NeedRetry = TRUE;\r |
3241 | return EFI_DEVICE_ERROR;\r | |
3242 | } else if ((ReturnStatus == EFI_INVALID_PARAMETER) || (ReturnStatus == EFI_UNSUPPORTED)) {\r | |
3243 | *NeedRetry = FALSE;\r | |
3244 | return ReturnStatus;\r | |
3245 | }\r | |
3246 | \r | |
3247 | //\r | |
3248 | // go ahead to check HostAdapterStatus and TargetStatus\r | |
3249 | // (EFI_TIMEOUT, EFI_DEVICE_ERROR, EFI_WARN_BUFFER_TOO_SMALL)\r | |
3250 | //\r | |
3251 | Status = CheckHostAdapterStatus (HostAdapterStatus);\r | |
3252 | if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r | |
3253 | *NeedRetry = TRUE;\r | |
3254 | return EFI_DEVICE_ERROR;\r | |
3255 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3256 | //\r | |
3257 | // reset the scsi channel\r | |
3258 | //\r | |
3259 | ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r | |
3260 | *NeedRetry = FALSE;\r | |
3261 | return EFI_DEVICE_ERROR;\r | |
3262 | }\r | |
3263 | \r | |
3264 | Status = CheckTargetStatus (TargetStatus);\r | |
3265 | if (Status == EFI_NOT_READY) {\r | |
3266 | //\r | |
3267 | // reset the scsi device\r | |
3268 | //\r | |
3269 | ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
3270 | *NeedRetry = TRUE;\r | |
3271 | return EFI_DEVICE_ERROR;\r | |
3272 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3273 | *NeedRetry = FALSE;\r | |
3274 | return EFI_DEVICE_ERROR;\r | |
3275 | }\r | |
3276 | \r | |
73a9e822 TF |
3277 | if ((TargetStatus == EFI_EXT_SCSI_STATUS_TARGET_CHECK_CONDITION) || (EFI_ERROR (ReturnStatus))) {\r |
3278 | DEBUG ((EFI_D_ERROR, "ScsiDiskWrite10: Check Condition happened!\n"));\r | |
52f8e370 | 3279 | Status = DetectMediaParsingSenseKeys (ScsiDiskDevice, ScsiDiskDevice->SenseData, SenseDataLength / sizeof (EFI_SCSI_SENSE_DATA), &Action);\r |
73a9e822 | 3280 | if (Action == ACTION_RETRY_COMMAND_LATER) {\r |
52f8e370 TF |
3281 | *NeedRetry = TRUE;\r |
3282 | return EFI_DEVICE_ERROR;\r | |
73a9e822 TF |
3283 | } else if (Action == ACTION_RETRY_WITH_BACKOFF_ALGO) {\r |
3284 | if (SectorCount <= 1) {\r | |
3285 | //\r | |
3286 | // Jump out if the operation still fails with one sector transfer length.\r | |
3287 | //\r | |
3288 | *NeedRetry = FALSE;\r | |
3289 | return EFI_DEVICE_ERROR;\r | |
3290 | }\r | |
3291 | //\r | |
3292 | // Try again with half length if the sense data shows we need to retry.\r | |
3293 | //\r | |
3294 | SectorCount >>= 1;\r | |
3295 | *DataLength = SectorCount * ScsiDiskDevice->BlkIo.Media->BlockSize;\r | |
3296 | goto BackOff;\r | |
52f8e370 TF |
3297 | } else {\r |
3298 | *NeedRetry = FALSE;\r | |
3299 | return EFI_DEVICE_ERROR;\r | |
3300 | }\r | |
3301 | }\r | |
3302 | \r | |
3303 | return ReturnStatus;\r | |
6ad55b15 | 3304 | }\r |
3305 | \r | |
9beb888e | 3306 | \r |
a108933e | 3307 | /**\r |
3308 | Submit Read(16) command.\r | |
3309 | \r | |
3310 | @param ScsiDiskDevice The pointer of ScsiDiskDevice\r | |
3311 | @param NeedRetry The pointer of flag indicates if needs retry if error happens\r | |
a108933e | 3312 | @param Timeout The time to complete the command\r |
3313 | @param DataBuffer The buffer to fill with the read out data\r | |
3314 | @param DataLength The length of buffer\r | |
3315 | @param StartLba The start logic block address\r | |
73a9e822 | 3316 | @param SectorCount The number of blocks to read\r |
a108933e | 3317 | \r |
73a9e822 | 3318 | @return EFI_STATUS is returned by calling ScsiRead16Command().\r |
a108933e | 3319 | **/\r |
3320 | EFI_STATUS\r | |
3321 | ScsiDiskRead16 (\r | |
3322 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
3323 | OUT BOOLEAN *NeedRetry,\r | |
a108933e | 3324 | IN UINT64 Timeout,\r |
3325 | OUT UINT8 *DataBuffer,\r | |
3326 | IN OUT UINT32 *DataLength,\r | |
3327 | IN UINT64 StartLba,\r | |
73a9e822 | 3328 | IN UINT32 SectorCount\r |
a108933e | 3329 | )\r |
3330 | {\r | |
3331 | UINT8 SenseDataLength;\r | |
3332 | EFI_STATUS Status;\r | |
52f8e370 | 3333 | EFI_STATUS ReturnStatus;\r |
a108933e | 3334 | UINT8 HostAdapterStatus;\r |
3335 | UINT8 TargetStatus;\r | |
52f8e370 | 3336 | UINTN Action;\r |
a108933e | 3337 | \r |
73a9e822 TF |
3338 | //\r |
3339 | // Implement a backoff algorithem to resolve some compatibility issues that\r | |
3340 | // some SCSI targets or ATAPI devices couldn't correctly response reading/writing\r | |
3341 | // big data in a single operation.\r | |
3342 | // This algorithem will at first try to execute original request. If the request fails\r | |
3343 | // with media error sense data or else, it will reduce the transfer length to half and\r | |
3344 | // try again till the operation succeeds or fails with one sector transfer length.\r | |
3345 | //\r | |
3346 | BackOff:\r | |
a108933e | 3347 | *NeedRetry = FALSE;\r |
52f8e370 TF |
3348 | Action = ACTION_NO_ACTION;\r |
3349 | SenseDataLength = (UINT8) (ScsiDiskDevice->SenseDataNumber * sizeof (EFI_SCSI_SENSE_DATA));\r | |
3350 | ReturnStatus = ScsiRead16Command (\r | |
3351 | ScsiDiskDevice->ScsiIo,\r | |
3352 | Timeout,\r | |
3353 | ScsiDiskDevice->SenseData,\r | |
3354 | &SenseDataLength,\r | |
3355 | &HostAdapterStatus,\r | |
3356 | &TargetStatus,\r | |
3357 | DataBuffer,\r | |
3358 | DataLength,\r | |
3359 | StartLba,\r | |
73a9e822 | 3360 | SectorCount\r |
52f8e370 | 3361 | );\r |
fc3c83e0 | 3362 | if (ReturnStatus == EFI_NOT_READY || ReturnStatus == EFI_BAD_BUFFER_SIZE) {\r |
52f8e370 TF |
3363 | *NeedRetry = TRUE;\r |
3364 | return EFI_DEVICE_ERROR;\r | |
3365 | } else if ((ReturnStatus == EFI_INVALID_PARAMETER) || (ReturnStatus == EFI_UNSUPPORTED)) {\r | |
3366 | *NeedRetry = FALSE;\r | |
3367 | return ReturnStatus;\r | |
3368 | }\r | |
3369 | \r | |
3370 | //\r | |
3371 | // go ahead to check HostAdapterStatus and TargetStatus\r | |
3372 | // (EFI_TIMEOUT, EFI_DEVICE_ERROR, EFI_WARN_BUFFER_TOO_SMALL)\r | |
3373 | //\r | |
3374 | Status = CheckHostAdapterStatus (HostAdapterStatus);\r | |
3375 | if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r | |
3376 | *NeedRetry = TRUE;\r | |
3377 | return EFI_DEVICE_ERROR;\r | |
3378 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3379 | //\r | |
3380 | // reset the scsi channel\r | |
3381 | //\r | |
3382 | ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r | |
3383 | *NeedRetry = FALSE;\r | |
3384 | return EFI_DEVICE_ERROR;\r | |
3385 | }\r | |
3386 | \r | |
3387 | Status = CheckTargetStatus (TargetStatus);\r | |
3388 | if (Status == EFI_NOT_READY) {\r | |
3389 | //\r | |
3390 | // reset the scsi device\r | |
3391 | //\r | |
3392 | ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
3393 | *NeedRetry = TRUE;\r | |
3394 | return EFI_DEVICE_ERROR;\r | |
3395 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3396 | *NeedRetry = FALSE;\r | |
3397 | return EFI_DEVICE_ERROR;\r | |
3398 | }\r | |
3399 | \r | |
73a9e822 TF |
3400 | if ((TargetStatus == EFI_EXT_SCSI_STATUS_TARGET_CHECK_CONDITION) || (EFI_ERROR (ReturnStatus))) {\r |
3401 | DEBUG ((EFI_D_ERROR, "ScsiDiskRead16: Check Condition happened!\n"));\r | |
52f8e370 | 3402 | Status = DetectMediaParsingSenseKeys (ScsiDiskDevice, ScsiDiskDevice->SenseData, SenseDataLength / sizeof (EFI_SCSI_SENSE_DATA), &Action);\r |
73a9e822 | 3403 | if (Action == ACTION_RETRY_COMMAND_LATER) {\r |
52f8e370 TF |
3404 | *NeedRetry = TRUE;\r |
3405 | return EFI_DEVICE_ERROR;\r | |
73a9e822 TF |
3406 | } else if (Action == ACTION_RETRY_WITH_BACKOFF_ALGO) {\r |
3407 | if (SectorCount <= 1) {\r | |
3408 | //\r | |
3409 | // Jump out if the operation still fails with one sector transfer length.\r | |
3410 | //\r | |
3411 | *NeedRetry = FALSE;\r | |
3412 | return EFI_DEVICE_ERROR;\r | |
3413 | }\r | |
3414 | //\r | |
3415 | // Try again with half length if the sense data shows we need to retry.\r | |
3416 | //\r | |
3417 | SectorCount >>= 1;\r | |
3418 | *DataLength = SectorCount * ScsiDiskDevice->BlkIo.Media->BlockSize;\r | |
3419 | goto BackOff;\r | |
52f8e370 TF |
3420 | } else {\r |
3421 | *NeedRetry = FALSE;\r | |
3422 | return EFI_DEVICE_ERROR;\r | |
3423 | }\r | |
3424 | }\r | |
3425 | \r | |
3426 | return ReturnStatus;\r | |
a108933e | 3427 | }\r |
3428 | \r | |
3429 | \r | |
3430 | /**\r | |
3431 | Submit Write(16) Command.\r | |
3432 | \r | |
3433 | @param ScsiDiskDevice The pointer of ScsiDiskDevice\r | |
3434 | @param NeedRetry The pointer of flag indicates if needs retry if error happens\r | |
a108933e | 3435 | @param Timeout The time to complete the command\r |
3436 | @param DataBuffer The buffer to fill with the read out data\r | |
3437 | @param DataLength The length of buffer\r | |
3438 | @param StartLba The start logic block address\r | |
73a9e822 | 3439 | @param SectorCount The number of blocks to write\r |
a108933e | 3440 | \r |
73a9e822 | 3441 | @return EFI_STATUS is returned by calling ScsiWrite16Command().\r |
a108933e | 3442 | \r |
3443 | **/\r | |
3444 | EFI_STATUS\r | |
3445 | ScsiDiskWrite16 (\r | |
3446 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
3447 | OUT BOOLEAN *NeedRetry,\r | |
a108933e | 3448 | IN UINT64 Timeout,\r |
3449 | IN UINT8 *DataBuffer,\r | |
3450 | IN OUT UINT32 *DataLength,\r | |
3451 | IN UINT64 StartLba,\r | |
73a9e822 | 3452 | IN UINT32 SectorCount\r |
a108933e | 3453 | )\r |
3454 | {\r | |
3455 | EFI_STATUS Status;\r | |
52f8e370 | 3456 | EFI_STATUS ReturnStatus;\r |
a108933e | 3457 | UINT8 SenseDataLength;\r |
3458 | UINT8 HostAdapterStatus;\r | |
3459 | UINT8 TargetStatus;\r | |
52f8e370 | 3460 | UINTN Action;\r |
a108933e | 3461 | \r |
73a9e822 TF |
3462 | //\r |
3463 | // Implement a backoff algorithem to resolve some compatibility issues that\r | |
3464 | // some SCSI targets or ATAPI devices couldn't correctly response reading/writing\r | |
3465 | // big data in a single operation.\r | |
3466 | // This algorithem will at first try to execute original request. If the request fails\r | |
3467 | // with media error sense data or else, it will reduce the transfer length to half and\r | |
3468 | // try again till the operation succeeds or fails with one sector transfer length.\r | |
3469 | //\r | |
3470 | BackOff:\r | |
a108933e | 3471 | *NeedRetry = FALSE;\r |
52f8e370 TF |
3472 | Action = ACTION_NO_ACTION;\r |
3473 | SenseDataLength = (UINT8) (ScsiDiskDevice->SenseDataNumber * sizeof (EFI_SCSI_SENSE_DATA));\r | |
3474 | ReturnStatus = ScsiWrite16Command (\r | |
3475 | ScsiDiskDevice->ScsiIo,\r | |
3476 | Timeout,\r | |
3477 | ScsiDiskDevice->SenseData,\r | |
3478 | &SenseDataLength,\r | |
3479 | &HostAdapterStatus,\r | |
3480 | &TargetStatus,\r | |
3481 | DataBuffer,\r | |
3482 | DataLength,\r | |
3483 | StartLba,\r | |
73a9e822 | 3484 | SectorCount\r |
52f8e370 | 3485 | );\r |
fc3c83e0 | 3486 | if (ReturnStatus == EFI_NOT_READY || ReturnStatus == EFI_BAD_BUFFER_SIZE) {\r |
52f8e370 TF |
3487 | *NeedRetry = TRUE;\r |
3488 | return EFI_DEVICE_ERROR;\r | |
3489 | } else if ((ReturnStatus == EFI_INVALID_PARAMETER) || (ReturnStatus == EFI_UNSUPPORTED)) {\r | |
3490 | *NeedRetry = FALSE;\r | |
3491 | return ReturnStatus;\r | |
3492 | }\r | |
3493 | \r | |
3494 | //\r | |
3495 | // go ahead to check HostAdapterStatus and TargetStatus\r | |
3496 | // (EFI_TIMEOUT, EFI_DEVICE_ERROR, EFI_WARN_BUFFER_TOO_SMALL)\r | |
3497 | //\r | |
3498 | Status = CheckHostAdapterStatus (HostAdapterStatus);\r | |
3499 | if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r | |
3500 | *NeedRetry = TRUE;\r | |
3501 | return EFI_DEVICE_ERROR;\r | |
3502 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3503 | //\r | |
3504 | // reset the scsi channel\r | |
3505 | //\r | |
3506 | ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r | |
3507 | *NeedRetry = FALSE;\r | |
3508 | return EFI_DEVICE_ERROR;\r | |
3509 | }\r | |
3510 | \r | |
3511 | Status = CheckTargetStatus (TargetStatus);\r | |
3512 | if (Status == EFI_NOT_READY) {\r | |
3513 | //\r | |
3514 | // reset the scsi device\r | |
3515 | //\r | |
3516 | ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
3517 | *NeedRetry = TRUE;\r | |
3518 | return EFI_DEVICE_ERROR;\r | |
3519 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3520 | *NeedRetry = FALSE;\r | |
3521 | return EFI_DEVICE_ERROR;\r | |
3522 | }\r | |
3523 | \r | |
73a9e822 TF |
3524 | if ((TargetStatus == EFI_EXT_SCSI_STATUS_TARGET_CHECK_CONDITION) || (EFI_ERROR (ReturnStatus))) {\r |
3525 | DEBUG ((EFI_D_ERROR, "ScsiDiskWrite16: Check Condition happened!\n"));\r | |
52f8e370 | 3526 | Status = DetectMediaParsingSenseKeys (ScsiDiskDevice, ScsiDiskDevice->SenseData, SenseDataLength / sizeof (EFI_SCSI_SENSE_DATA), &Action);\r |
73a9e822 | 3527 | if (Action == ACTION_RETRY_COMMAND_LATER) {\r |
52f8e370 TF |
3528 | *NeedRetry = TRUE;\r |
3529 | return EFI_DEVICE_ERROR;\r | |
73a9e822 TF |
3530 | } else if (Action == ACTION_RETRY_WITH_BACKOFF_ALGO) {\r |
3531 | if (SectorCount <= 1) {\r | |
3532 | //\r | |
3533 | // Jump out if the operation still fails with one sector transfer length.\r | |
3534 | //\r | |
3535 | *NeedRetry = FALSE;\r | |
3536 | return EFI_DEVICE_ERROR;\r | |
3537 | }\r | |
3538 | //\r | |
3539 | // Try again with half length if the sense data shows we need to retry.\r | |
3540 | //\r | |
3541 | SectorCount >>= 1;\r | |
3542 | *DataLength = SectorCount * ScsiDiskDevice->BlkIo.Media->BlockSize;\r | |
3543 | goto BackOff;\r | |
52f8e370 TF |
3544 | } else {\r |
3545 | *NeedRetry = FALSE;\r | |
3546 | return EFI_DEVICE_ERROR;\r | |
3547 | }\r | |
3548 | }\r | |
3549 | \r | |
3550 | return ReturnStatus;\r | |
a108933e | 3551 | }\r |
3552 | \r | |
3553 | \r | |
d670bf53 HW |
3554 | /**\r |
3555 | Internal helper notify function in which determine whether retry of a SCSI\r | |
3556 | Read/Write command is needed and signal the event passed from Block I/O(2) if\r | |
3557 | the SCSI I/O operation completes.\r | |
3558 | \r | |
3559 | @param Event The instance of EFI_EVENT.\r | |
3560 | @param Context The parameter passed in.\r | |
3561 | \r | |
3562 | **/\r | |
3563 | VOID\r | |
3564 | EFIAPI\r | |
3565 | ScsiDiskNotify (\r | |
3566 | IN EFI_EVENT Event,\r | |
3567 | IN VOID *Context\r | |
3568 | )\r | |
3569 | {\r | |
3570 | EFI_STATUS Status;\r | |
3571 | SCSI_ASYNC_RW_REQUEST *Request;\r | |
3572 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
3573 | EFI_BLOCK_IO2_TOKEN *Token;\r | |
3574 | UINTN Action;\r | |
3575 | UINT32 OldDataLength;\r | |
3576 | UINT32 OldSectorCount;\r | |
3577 | UINT8 MaxRetry;\r | |
3578 | \r | |
3579 | gBS->CloseEvent (Event);\r | |
3580 | \r | |
3581 | Request = (SCSI_ASYNC_RW_REQUEST *) Context;\r | |
3582 | ScsiDiskDevice = Request->ScsiDiskDevice;\r | |
3583 | Token = Request->BlkIo2Req->Token;\r | |
3584 | OldDataLength = Request->DataLength;\r | |
3585 | OldSectorCount = Request->SectorCount;\r | |
3586 | MaxRetry = 2;\r | |
3587 | \r | |
3588 | //\r | |
3589 | // If previous sub-tasks already fails, no need to process this sub-task.\r | |
3590 | //\r | |
3591 | if (Token->TransactionStatus != EFI_SUCCESS) {\r | |
3592 | goto Exit;\r | |
3593 | }\r | |
3594 | \r | |
3595 | //\r | |
3596 | // Check HostAdapterStatus and TargetStatus\r | |
3597 | // (EFI_TIMEOUT, EFI_DEVICE_ERROR, EFI_WARN_BUFFER_TOO_SMALL)\r | |
3598 | //\r | |
3599 | Status = CheckHostAdapterStatus (Request->HostAdapterStatus);\r | |
3600 | if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r | |
3601 | if (++Request->TimesRetry > MaxRetry) {\r | |
3602 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3603 | goto Exit;\r | |
3604 | } else {\r | |
3605 | goto Retry;\r | |
3606 | }\r | |
3607 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3608 | //\r | |
3609 | // reset the scsi channel\r | |
3610 | //\r | |
3611 | ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r | |
3612 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3613 | goto Exit;\r | |
3614 | }\r | |
3615 | \r | |
3616 | Status = CheckTargetStatus (Request->TargetStatus);\r | |
3617 | if (Status == EFI_NOT_READY) {\r | |
3618 | //\r | |
3619 | // reset the scsi device\r | |
3620 | //\r | |
3621 | ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r | |
3622 | if (++Request->TimesRetry > MaxRetry) {\r | |
3623 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3624 | goto Exit;\r | |
3625 | } else {\r | |
3626 | goto Retry;\r | |
3627 | }\r | |
3628 | } else if (Status == EFI_DEVICE_ERROR) {\r | |
3629 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3630 | goto Exit;\r | |
3631 | }\r | |
3632 | \r | |
3633 | if (Request->TargetStatus == EFI_EXT_SCSI_STATUS_TARGET_CHECK_CONDITION) {\r | |
3634 | DEBUG ((EFI_D_ERROR, "ScsiDiskNotify: Check Condition happened!\n"));\r | |
3635 | \r | |
3636 | Status = DetectMediaParsingSenseKeys (\r | |
3637 | ScsiDiskDevice,\r | |
3638 | Request->SenseData,\r | |
3639 | Request->SenseDataLength / sizeof (EFI_SCSI_SENSE_DATA),\r | |
3640 | &Action\r | |
3641 | );\r | |
3642 | if (Action == ACTION_RETRY_COMMAND_LATER) {\r | |
3643 | if (++Request->TimesRetry > MaxRetry) {\r | |
3644 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3645 | goto Exit;\r | |
3646 | } else {\r | |
3647 | goto Retry;\r | |
3648 | }\r | |
3649 | } else if (Action == ACTION_RETRY_WITH_BACKOFF_ALGO) {\r | |
3650 | if (Request->SectorCount <= 1) {\r | |
3651 | //\r | |
3652 | // Jump out if the operation still fails with one sector transfer\r | |
3653 | // length.\r | |
3654 | //\r | |
3655 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3656 | goto Exit;\r | |
3657 | }\r | |
3658 | //\r | |
3659 | // Try again with two half length request if the sense data shows we need\r | |
3660 | // to retry.\r | |
3661 | //\r | |
3662 | Request->SectorCount >>= 1;\r | |
3663 | Request->DataLength = Request->SectorCount * ScsiDiskDevice->BlkIo.Media->BlockSize;\r | |
3664 | Request->TimesRetry = 0;\r | |
3665 | \r | |
3666 | goto Retry;\r | |
3667 | } else {\r | |
3668 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3669 | goto Exit;\r | |
3670 | }\r | |
3671 | }\r | |
3672 | \r | |
3673 | //\r | |
3674 | // This sub-task succeeds, no need to retry.\r | |
3675 | //\r | |
3676 | goto Exit;\r | |
3677 | \r | |
3678 | Retry:\r | |
3679 | if (Request->InBuffer != NULL) {\r | |
3680 | //\r | |
3681 | // SCSI read command\r | |
3682 | //\r | |
3683 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
3684 | Status = ScsiDiskAsyncRead10 (\r | |
3685 | ScsiDiskDevice,\r | |
3686 | Request->Timeout,\r | |
032800ec | 3687 | Request->TimesRetry,\r |
d670bf53 HW |
3688 | Request->InBuffer,\r |
3689 | Request->DataLength,\r | |
3690 | (UINT32) Request->StartLba,\r | |
3691 | Request->SectorCount,\r | |
3692 | Request->BlkIo2Req,\r | |
3693 | Token\r | |
3694 | );\r | |
3695 | } else {\r | |
3696 | Status = ScsiDiskAsyncRead16 (\r | |
3697 | ScsiDiskDevice,\r | |
3698 | Request->Timeout,\r | |
032800ec | 3699 | Request->TimesRetry,\r |
d670bf53 HW |
3700 | Request->InBuffer,\r |
3701 | Request->DataLength,\r | |
3702 | Request->StartLba,\r | |
3703 | Request->SectorCount,\r | |
3704 | Request->BlkIo2Req,\r | |
3705 | Token\r | |
3706 | );\r | |
3707 | }\r | |
3708 | \r | |
3709 | if (EFI_ERROR (Status)) {\r | |
3710 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3711 | goto Exit;\r | |
3712 | } else if (OldSectorCount != Request->SectorCount) {\r | |
3713 | //\r | |
3714 | // Original sub-task will be split into two new sub-tasks with smaller\r | |
3715 | // DataLength\r | |
3716 | //\r | |
3717 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
3718 | Status = ScsiDiskAsyncRead10 (\r | |
3719 | ScsiDiskDevice,\r | |
3720 | Request->Timeout,\r | |
032800ec | 3721 | 0,\r |
d670bf53 HW |
3722 | Request->InBuffer + Request->SectorCount * ScsiDiskDevice->BlkIo.Media->BlockSize,\r |
3723 | OldDataLength - Request->DataLength,\r | |
3724 | (UINT32) Request->StartLba + Request->SectorCount,\r | |
3725 | OldSectorCount - Request->SectorCount,\r | |
3726 | Request->BlkIo2Req,\r | |
3727 | Token\r | |
3728 | );\r | |
3729 | } else {\r | |
3730 | Status = ScsiDiskAsyncRead16 (\r | |
3731 | ScsiDiskDevice,\r | |
3732 | Request->Timeout,\r | |
032800ec | 3733 | 0,\r |
d670bf53 HW |
3734 | Request->InBuffer + Request->SectorCount * ScsiDiskDevice->BlkIo.Media->BlockSize,\r |
3735 | OldDataLength - Request->DataLength,\r | |
3736 | Request->StartLba + Request->SectorCount,\r | |
3737 | OldSectorCount - Request->SectorCount,\r | |
3738 | Request->BlkIo2Req,\r | |
3739 | Token\r | |
3740 | );\r | |
3741 | }\r | |
3742 | if (EFI_ERROR (Status)) {\r | |
3743 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3744 | goto Exit;\r | |
3745 | }\r | |
3746 | }\r | |
3747 | } else {\r | |
3748 | //\r | |
3749 | // SCSI write command\r | |
3750 | //\r | |
3751 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
3752 | Status = ScsiDiskAsyncWrite10 (\r | |
3753 | ScsiDiskDevice,\r | |
3754 | Request->Timeout,\r | |
032800ec | 3755 | Request->TimesRetry,\r |
d670bf53 HW |
3756 | Request->OutBuffer,\r |
3757 | Request->DataLength,\r | |
3758 | (UINT32) Request->StartLba,\r | |
3759 | Request->SectorCount,\r | |
3760 | Request->BlkIo2Req,\r | |
3761 | Token\r | |
3762 | );\r | |
3763 | } else {\r | |
3764 | Status = ScsiDiskAsyncWrite16 (\r | |
3765 | ScsiDiskDevice,\r | |
3766 | Request->Timeout,\r | |
032800ec | 3767 | Request->TimesRetry,\r |
d670bf53 HW |
3768 | Request->OutBuffer,\r |
3769 | Request->DataLength,\r | |
3770 | Request->StartLba,\r | |
3771 | Request->SectorCount,\r | |
3772 | Request->BlkIo2Req,\r | |
3773 | Token\r | |
3774 | );\r | |
3775 | }\r | |
3776 | \r | |
3777 | if (EFI_ERROR (Status)) {\r | |
3778 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3779 | goto Exit;\r | |
3780 | } else if (OldSectorCount != Request->SectorCount) {\r | |
3781 | //\r | |
3782 | // Original sub-task will be split into two new sub-tasks with smaller\r | |
3783 | // DataLength\r | |
3784 | //\r | |
3785 | if (!ScsiDiskDevice->Cdb16Byte) {\r | |
3786 | Status = ScsiDiskAsyncWrite10 (\r | |
3787 | ScsiDiskDevice,\r | |
3788 | Request->Timeout,\r | |
032800ec | 3789 | 0,\r |
d670bf53 HW |
3790 | Request->OutBuffer + Request->SectorCount * ScsiDiskDevice->BlkIo.Media->BlockSize,\r |
3791 | OldDataLength - Request->DataLength,\r | |
3792 | (UINT32) Request->StartLba + Request->SectorCount,\r | |
3793 | OldSectorCount - Request->SectorCount,\r | |
3794 | Request->BlkIo2Req,\r | |
3795 | Token\r | |
3796 | );\r | |
3797 | } else {\r | |
3798 | Status = ScsiDiskAsyncWrite16 (\r | |
3799 | ScsiDiskDevice,\r | |
3800 | Request->Timeout,\r | |
032800ec | 3801 | 0,\r |
d670bf53 HW |
3802 | Request->OutBuffer + Request->SectorCount * ScsiDiskDevice->BlkIo.Media->BlockSize,\r |
3803 | OldDataLength - Request->DataLength,\r | |
3804 | Request->StartLba + Request->SectorCount,\r | |
3805 | OldSectorCount - Request->SectorCount,\r | |
3806 | Request->BlkIo2Req,\r | |
3807 | Token\r | |
3808 | );\r | |
3809 | }\r | |
3810 | if (EFI_ERROR (Status)) {\r | |
3811 | Token->TransactionStatus = EFI_DEVICE_ERROR;\r | |
3812 | goto Exit;\r | |
3813 | }\r | |
3814 | }\r | |
3815 | }\r | |
3816 | \r | |
3817 | Exit:\r | |
3818 | RemoveEntryList (&Request->Link);\r | |
a717086c HW |
3819 | if ((IsListEmpty (&Request->BlkIo2Req->ScsiRWQueue)) &&\r |
3820 | (Request->BlkIo2Req->LastScsiRW)) {\r | |
d670bf53 HW |
3821 | //\r |
3822 | // The last SCSI R/W command of a BlockIo2 request completes\r | |
3823 | //\r | |
3824 | RemoveEntryList (&Request->BlkIo2Req->Link);\r | |
3825 | FreePool (Request->BlkIo2Req); // Should be freed only once\r | |
3826 | gBS->SignalEvent (Token->Event);\r | |
3827 | }\r | |
3828 | \r | |
3829 | FreePool (Request->SenseData);\r | |
3830 | FreePool (Request);\r | |
3831 | }\r | |
3832 | \r | |
3833 | \r | |
3834 | /**\r | |
3835 | Submit Async Read(10) command.\r | |
3836 | \r | |
3837 | @param ScsiDiskDevice The pointer of ScsiDiskDevice.\r | |
3838 | @param Timeout The time to complete the command.\r | |
032800ec | 3839 | @param TimesRetry The number of times the command has been retried.\r |
d670bf53 HW |
3840 | @param DataBuffer The buffer to fill with the read out data.\r |
3841 | @param DataLength The length of buffer.\r | |
3842 | @param StartLba The start logic block address.\r | |
3843 | @param SectorCount The number of blocks to read.\r | |
3844 | @param BlkIo2Req The upstream BlockIo2 request.\r | |
3845 | @param Token The pointer to the token associated with the\r | |
3846 | non-blocking read request.\r | |
3847 | \r | |
3848 | @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a\r | |
3849 | lack of resources.\r | |
3850 | @return others Status returned by calling\r | |
3851 | ScsiRead10CommandEx().\r | |
3852 | \r | |
3853 | **/\r | |
3854 | EFI_STATUS\r | |
3855 | ScsiDiskAsyncRead10 (\r | |
3856 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
3857 | IN UINT64 Timeout,\r | |
032800ec | 3858 | IN UINT8 TimesRetry,\r |
d670bf53 HW |
3859 | OUT UINT8 *DataBuffer,\r |
3860 | IN UINT32 DataLength,\r | |
3861 | IN UINT32 StartLba,\r | |
3862 | IN UINT32 SectorCount,\r | |
3863 | IN OUT SCSI_BLKIO2_REQUEST *BlkIo2Req,\r | |
3864 | IN EFI_BLOCK_IO2_TOKEN *Token\r | |
3865 | )\r | |
3866 | {\r | |
3867 | EFI_STATUS Status;\r | |
3868 | SCSI_ASYNC_RW_REQUEST *Request;\r | |
3869 | EFI_EVENT AsyncIoEvent;\r | |
a717086c | 3870 | EFI_TPL OldTpl;\r |
d670bf53 | 3871 | \r |
1f09197d HW |
3872 | AsyncIoEvent = NULL;\r |
3873 | \r | |
d670bf53 HW |
3874 | Request = AllocateZeroPool (sizeof (SCSI_ASYNC_RW_REQUEST));\r |
3875 | if (Request == NULL) {\r | |
3876 | return EFI_OUT_OF_RESOURCES;\r | |
3877 | }\r | |
a717086c HW |
3878 | \r |
3879 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
d670bf53 | 3880 | InsertTailList (&BlkIo2Req->ScsiRWQueue, &Request->Link);\r |
a717086c | 3881 | gBS->RestoreTPL (OldTpl);\r |
d670bf53 HW |
3882 | \r |
3883 | Request->SenseDataLength = (UINT8) (6 * sizeof (EFI_SCSI_SENSE_DATA));\r | |
3884 | Request->SenseData = AllocateZeroPool (Request->SenseDataLength);\r | |
3885 | if (Request->SenseData == NULL) {\r | |
3886 | Status = EFI_OUT_OF_RESOURCES;\r | |
3887 | goto ErrorExit;\r | |
3888 | }\r | |
3889 | \r | |
3890 | Request->ScsiDiskDevice = ScsiDiskDevice;\r | |
3891 | Request->Timeout = Timeout;\r | |
032800ec | 3892 | Request->TimesRetry = TimesRetry;\r |
d670bf53 HW |
3893 | Request->InBuffer = DataBuffer;\r |
3894 | Request->DataLength = DataLength;\r | |
3895 | Request->StartLba = StartLba;\r | |
3896 | Request->SectorCount = SectorCount;\r | |
3897 | Request->BlkIo2Req = BlkIo2Req;\r | |
3898 | \r | |
3899 | //\r | |
3900 | // Create Event\r | |
3901 | //\r | |
3902 | Status = gBS->CreateEvent (\r | |
3903 | EVT_NOTIFY_SIGNAL,\r | |
a717086c | 3904 | TPL_NOTIFY,\r |
d670bf53 HW |
3905 | ScsiDiskNotify,\r |
3906 | Request,\r | |
3907 | &AsyncIoEvent\r | |
3908 | );\r | |
3909 | if (EFI_ERROR(Status)) {\r | |
3910 | goto ErrorExit;\r | |
3911 | }\r | |
3912 | \r | |
3913 | Status = ScsiRead10CommandEx (\r | |
3914 | ScsiDiskDevice->ScsiIo,\r | |
3915 | Request->Timeout,\r | |
3916 | Request->SenseData,\r | |
3917 | &Request->SenseDataLength,\r | |
3918 | &Request->HostAdapterStatus,\r | |
3919 | &Request->TargetStatus,\r | |
3920 | Request->InBuffer,\r | |
3921 | &Request->DataLength,\r | |
3922 | (UINT32) Request->StartLba,\r | |
3923 | Request->SectorCount,\r | |
3924 | AsyncIoEvent\r | |
3925 | );\r | |
3926 | if (EFI_ERROR(Status)) {\r | |
3927 | goto ErrorExit;\r | |
3928 | }\r | |
3929 | \r | |
3930 | return EFI_SUCCESS;\r | |
3931 | \r | |
3932 | ErrorExit:\r | |
1f09197d HW |
3933 | if (AsyncIoEvent != NULL) {\r |
3934 | gBS->CloseEvent (AsyncIoEvent);\r | |
3935 | }\r | |
3936 | \r | |
d670bf53 HW |
3937 | if (Request != NULL) {\r |
3938 | if (Request->SenseData != NULL) {\r | |
3939 | FreePool (Request->SenseData);\r | |
3940 | }\r | |
3941 | \r | |
a717086c | 3942 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
d670bf53 | 3943 | RemoveEntryList (&Request->Link);\r |
a717086c HW |
3944 | gBS->RestoreTPL (OldTpl);\r |
3945 | \r | |
d670bf53 HW |
3946 | FreePool (Request);\r |
3947 | }\r | |
3948 | \r | |
3949 | return Status;\r | |
3950 | }\r | |
3951 | \r | |
3952 | \r | |
3953 | /**\r | |
3954 | Submit Async Write(10) command.\r | |
3955 | \r | |
3956 | @param ScsiDiskDevice The pointer of ScsiDiskDevice.\r | |
3957 | @param Timeout The time to complete the command.\r | |
032800ec | 3958 | @param TimesRetry The number of times the command has been retried.\r |
d670bf53 HW |
3959 | @param DataBuffer The buffer contains the data to write.\r |
3960 | @param DataLength The length of buffer.\r | |
3961 | @param StartLba The start logic block address.\r | |
3962 | @param SectorCount The number of blocks to write.\r | |
3963 | @param BlkIo2Req The upstream BlockIo2 request.\r | |
3964 | @param Token The pointer to the token associated with the\r | |
3965 | non-blocking read request.\r | |
3966 | \r | |
3967 | @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a\r | |
3968 | lack of resources.\r | |
3969 | @return others Status returned by calling\r | |
3970 | ScsiWrite10CommandEx().\r | |
3971 | \r | |
3972 | **/\r | |
3973 | EFI_STATUS\r | |
3974 | ScsiDiskAsyncWrite10 (\r | |
3975 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
3976 | IN UINT64 Timeout,\r | |
032800ec | 3977 | IN UINT8 TimesRetry,\r |
d670bf53 HW |
3978 | IN UINT8 *DataBuffer,\r |
3979 | IN UINT32 DataLength,\r | |
3980 | IN UINT32 StartLba,\r | |
3981 | IN UINT32 SectorCount,\r | |
3982 | IN OUT SCSI_BLKIO2_REQUEST *BlkIo2Req,\r | |
3983 | IN EFI_BLOCK_IO2_TOKEN *Token\r | |
3984 | )\r | |
3985 | {\r | |
3986 | EFI_STATUS Status;\r | |
3987 | SCSI_ASYNC_RW_REQUEST *Request;\r | |
3988 | EFI_EVENT AsyncIoEvent;\r | |
a717086c | 3989 | EFI_TPL OldTpl;\r |
d670bf53 | 3990 | \r |
1f09197d HW |
3991 | AsyncIoEvent = NULL;\r |
3992 | \r | |
d670bf53 HW |
3993 | Request = AllocateZeroPool (sizeof (SCSI_ASYNC_RW_REQUEST));\r |
3994 | if (Request == NULL) {\r | |
3995 | return EFI_OUT_OF_RESOURCES;\r | |
3996 | }\r | |
a717086c HW |
3997 | \r |
3998 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
d670bf53 | 3999 | InsertTailList (&BlkIo2Req->ScsiRWQueue, &Request->Link);\r |
a717086c | 4000 | gBS->RestoreTPL (OldTpl);\r |
d670bf53 HW |
4001 | \r |
4002 | Request->SenseDataLength = (UINT8) (6 * sizeof (EFI_SCSI_SENSE_DATA));\r | |
4003 | Request->SenseData = AllocateZeroPool (Request->SenseDataLength);\r | |
4004 | if (Request->SenseData == NULL) {\r | |
4005 | Status = EFI_OUT_OF_RESOURCES;\r | |
4006 | goto ErrorExit;\r | |
4007 | }\r | |
4008 | \r | |
4009 | Request->ScsiDiskDevice = ScsiDiskDevice;\r | |
4010 | Request->Timeout = Timeout;\r | |
032800ec | 4011 | Request->TimesRetry = TimesRetry;\r |
d670bf53 HW |
4012 | Request->OutBuffer = DataBuffer;\r |
4013 | Request->DataLength = DataLength;\r | |
4014 | Request->StartLba = StartLba;\r | |
4015 | Request->SectorCount = SectorCount;\r | |
4016 | Request->BlkIo2Req = BlkIo2Req;\r | |
4017 | \r | |
4018 | //\r | |
4019 | // Create Event\r | |
4020 | //\r | |
4021 | Status = gBS->CreateEvent (\r | |
4022 | EVT_NOTIFY_SIGNAL,\r | |
a717086c | 4023 | TPL_NOTIFY,\r |
d670bf53 HW |
4024 | ScsiDiskNotify,\r |
4025 | Request,\r | |
4026 | &AsyncIoEvent\r | |
4027 | );\r | |
4028 | if (EFI_ERROR(Status)) {\r | |
4029 | goto ErrorExit;\r | |
4030 | }\r | |
4031 | \r | |
4032 | Status = ScsiWrite10CommandEx (\r | |
4033 | ScsiDiskDevice->ScsiIo,\r | |
4034 | Request->Timeout,\r | |
4035 | Request->SenseData,\r | |
4036 | &Request->SenseDataLength,\r | |
4037 | &Request->HostAdapterStatus,\r | |
4038 | &Request->TargetStatus,\r | |
4039 | Request->OutBuffer,\r | |
4040 | &Request->DataLength,\r | |
4041 | (UINT32) Request->StartLba,\r | |
4042 | Request->SectorCount,\r | |
4043 | AsyncIoEvent\r | |
4044 | );\r | |
4045 | if (EFI_ERROR(Status)) {\r | |
4046 | goto ErrorExit;\r | |
4047 | }\r | |
4048 | \r | |
4049 | return EFI_SUCCESS;\r | |
4050 | \r | |
4051 | ErrorExit:\r | |
1f09197d HW |
4052 | if (AsyncIoEvent != NULL) {\r |
4053 | gBS->CloseEvent (AsyncIoEvent);\r | |
4054 | }\r | |
4055 | \r | |
d670bf53 HW |
4056 | if (Request != NULL) {\r |
4057 | if (Request->SenseData != NULL) {\r | |
4058 | FreePool (Request->SenseData);\r | |
4059 | }\r | |
4060 | \r | |
a717086c | 4061 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
d670bf53 | 4062 | RemoveEntryList (&Request->Link);\r |
a717086c HW |
4063 | gBS->RestoreTPL (OldTpl);\r |
4064 | \r | |
d670bf53 HW |
4065 | FreePool (Request);\r |
4066 | }\r | |
4067 | \r | |
4068 | return Status;\r | |
4069 | }\r | |
4070 | \r | |
4071 | \r | |
4072 | /**\r | |
4073 | Submit Async Read(16) command.\r | |
4074 | \r | |
4075 | @param ScsiDiskDevice The pointer of ScsiDiskDevice.\r | |
4076 | @param Timeout The time to complete the command.\r | |
032800ec | 4077 | @param TimesRetry The number of times the command has been retried.\r |
d670bf53 HW |
4078 | @param DataBuffer The buffer to fill with the read out data.\r |
4079 | @param DataLength The length of buffer.\r | |
4080 | @param StartLba The start logic block address.\r | |
4081 | @param SectorCount The number of blocks to read.\r | |
4082 | @param BlkIo2Req The upstream BlockIo2 request.\r | |
4083 | @param Token The pointer to the token associated with the\r | |
4084 | non-blocking read request.\r | |
4085 | \r | |
4086 | @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a\r | |
4087 | lack of resources.\r | |
4088 | @return others Status returned by calling\r | |
4089 | ScsiRead16CommandEx().\r | |
4090 | \r | |
4091 | **/\r | |
4092 | EFI_STATUS\r | |
4093 | ScsiDiskAsyncRead16 (\r | |
4094 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
4095 | IN UINT64 Timeout,\r | |
032800ec | 4096 | IN UINT8 TimesRetry,\r |
d670bf53 HW |
4097 | OUT UINT8 *DataBuffer,\r |
4098 | IN UINT32 DataLength,\r | |
4099 | IN UINT64 StartLba,\r | |
4100 | IN UINT32 SectorCount,\r | |
4101 | IN OUT SCSI_BLKIO2_REQUEST *BlkIo2Req,\r | |
4102 | IN EFI_BLOCK_IO2_TOKEN *Token\r | |
4103 | )\r | |
4104 | {\r | |
4105 | EFI_STATUS Status;\r | |
4106 | SCSI_ASYNC_RW_REQUEST *Request;\r | |
4107 | EFI_EVENT AsyncIoEvent;\r | |
a717086c | 4108 | EFI_TPL OldTpl;\r |
d670bf53 | 4109 | \r |
1f09197d HW |
4110 | AsyncIoEvent = NULL;\r |
4111 | \r | |
d670bf53 HW |
4112 | Request = AllocateZeroPool (sizeof (SCSI_ASYNC_RW_REQUEST));\r |
4113 | if (Request == NULL) {\r | |
4114 | return EFI_OUT_OF_RESOURCES;\r | |
4115 | }\r | |
a717086c HW |
4116 | \r |
4117 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
d670bf53 | 4118 | InsertTailList (&BlkIo2Req->ScsiRWQueue, &Request->Link);\r |
a717086c | 4119 | gBS->RestoreTPL (OldTpl);\r |
d670bf53 HW |
4120 | \r |
4121 | Request->SenseDataLength = (UINT8) (6 * sizeof (EFI_SCSI_SENSE_DATA));\r | |
4122 | Request->SenseData = AllocateZeroPool (Request->SenseDataLength);\r | |
4123 | if (Request->SenseData == NULL) {\r | |
4124 | Status = EFI_OUT_OF_RESOURCES;\r | |
4125 | goto ErrorExit;\r | |
4126 | }\r | |
4127 | \r | |
4128 | Request->ScsiDiskDevice = ScsiDiskDevice;\r | |
4129 | Request->Timeout = Timeout;\r | |
032800ec | 4130 | Request->TimesRetry = TimesRetry;\r |
d670bf53 HW |
4131 | Request->InBuffer = DataBuffer;\r |
4132 | Request->DataLength = DataLength;\r | |
4133 | Request->StartLba = StartLba;\r | |
4134 | Request->SectorCount = SectorCount;\r | |
4135 | Request->BlkIo2Req = BlkIo2Req;\r | |
4136 | \r | |
4137 | //\r | |
4138 | // Create Event\r | |
4139 | //\r | |
4140 | Status = gBS->CreateEvent (\r | |
4141 | EVT_NOTIFY_SIGNAL,\r | |
a717086c | 4142 | TPL_NOTIFY,\r |
d670bf53 HW |
4143 | ScsiDiskNotify,\r |
4144 | Request,\r | |
4145 | &AsyncIoEvent\r | |
4146 | );\r | |
4147 | if (EFI_ERROR(Status)) {\r | |
4148 | goto ErrorExit;\r | |
4149 | }\r | |
4150 | \r | |
4151 | Status = ScsiRead16CommandEx (\r | |
4152 | ScsiDiskDevice->ScsiIo,\r | |
4153 | Request->Timeout,\r | |
4154 | Request->SenseData,\r | |
4155 | &Request->SenseDataLength,\r | |
4156 | &Request->HostAdapterStatus,\r | |
4157 | &Request->TargetStatus,\r | |
4158 | Request->InBuffer,\r | |
4159 | &Request->DataLength,\r | |
4160 | Request->StartLba,\r | |
4161 | Request->SectorCount,\r | |
4162 | AsyncIoEvent\r | |
4163 | );\r | |
4164 | if (EFI_ERROR(Status)) {\r | |
4165 | goto ErrorExit;\r | |
4166 | }\r | |
4167 | \r | |
4168 | return EFI_SUCCESS;\r | |
4169 | \r | |
4170 | ErrorExit:\r | |
1f09197d HW |
4171 | if (AsyncIoEvent != NULL) {\r |
4172 | gBS->CloseEvent (AsyncIoEvent);\r | |
4173 | }\r | |
4174 | \r | |
d670bf53 HW |
4175 | if (Request != NULL) {\r |
4176 | if (Request->SenseData != NULL) {\r | |
4177 | FreePool (Request->SenseData);\r | |
4178 | }\r | |
4179 | \r | |
a717086c | 4180 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
d670bf53 | 4181 | RemoveEntryList (&Request->Link);\r |
a717086c HW |
4182 | gBS->RestoreTPL (OldTpl);\r |
4183 | \r | |
d670bf53 HW |
4184 | FreePool (Request);\r |
4185 | }\r | |
4186 | \r | |
4187 | return Status;\r | |
4188 | }\r | |
4189 | \r | |
4190 | \r | |
4191 | /**\r | |
4192 | Submit Async Write(16) command.\r | |
4193 | \r | |
4194 | @param ScsiDiskDevice The pointer of ScsiDiskDevice.\r | |
4195 | @param Timeout The time to complete the command.\r | |
032800ec | 4196 | @param TimesRetry The number of times the command has been retried.\r |
d670bf53 HW |
4197 | @param DataBuffer The buffer contains the data to write.\r |
4198 | @param DataLength The length of buffer.\r | |
4199 | @param StartLba The start logic block address.\r | |
4200 | @param SectorCount The number of blocks to write.\r | |
4201 | @param BlkIo2Req The upstream BlockIo2 request.\r | |
4202 | @param Token The pointer to the token associated with the\r | |
4203 | non-blocking read request.\r | |
4204 | \r | |
4205 | @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a\r | |
4206 | lack of resources.\r | |
4207 | @return others Status returned by calling\r | |
4208 | ScsiWrite16CommandEx().\r | |
4209 | \r | |
4210 | **/\r | |
4211 | EFI_STATUS\r | |
4212 | ScsiDiskAsyncWrite16 (\r | |
4213 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
4214 | IN UINT64 Timeout,\r | |
032800ec | 4215 | IN UINT8 TimesRetry,\r |
d670bf53 HW |
4216 | IN UINT8 *DataBuffer,\r |
4217 | IN UINT32 DataLength,\r | |
4218 | IN UINT64 StartLba,\r | |
4219 | IN UINT32 SectorCount,\r | |
4220 | IN OUT SCSI_BLKIO2_REQUEST *BlkIo2Req,\r | |
4221 | IN EFI_BLOCK_IO2_TOKEN *Token\r | |
4222 | )\r | |
4223 | {\r | |
4224 | EFI_STATUS Status;\r | |
4225 | SCSI_ASYNC_RW_REQUEST *Request;\r | |
4226 | EFI_EVENT AsyncIoEvent;\r | |
a717086c | 4227 | EFI_TPL OldTpl;\r |
d670bf53 | 4228 | \r |
1f09197d HW |
4229 | AsyncIoEvent = NULL;\r |
4230 | \r | |
d670bf53 HW |
4231 | Request = AllocateZeroPool (sizeof (SCSI_ASYNC_RW_REQUEST));\r |
4232 | if (Request == NULL) {\r | |
4233 | return EFI_OUT_OF_RESOURCES;\r | |
4234 | }\r | |
a717086c HW |
4235 | \r |
4236 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r | |
d670bf53 | 4237 | InsertTailList (&BlkIo2Req->ScsiRWQueue, &Request->Link);\r |
a717086c | 4238 | gBS->RestoreTPL (OldTpl);\r |
d670bf53 HW |
4239 | \r |
4240 | Request->SenseDataLength = (UINT8) (6 * sizeof (EFI_SCSI_SENSE_DATA));\r | |
4241 | Request->SenseData = AllocateZeroPool (Request->SenseDataLength);\r | |
4242 | if (Request->SenseData == NULL) {\r | |
4243 | Status = EFI_OUT_OF_RESOURCES;\r | |
4244 | goto ErrorExit;\r | |
4245 | }\r | |
4246 | \r | |
4247 | Request->ScsiDiskDevice = ScsiDiskDevice;\r | |
4248 | Request->Timeout = Timeout;\r | |
032800ec | 4249 | Request->TimesRetry = TimesRetry;\r |
d670bf53 HW |
4250 | Request->OutBuffer = DataBuffer;\r |
4251 | Request->DataLength = DataLength;\r | |
4252 | Request->StartLba = StartLba;\r | |
4253 | Request->SectorCount = SectorCount;\r | |
4254 | Request->BlkIo2Req = BlkIo2Req;\r | |
4255 | \r | |
4256 | //\r | |
4257 | // Create Event\r | |
4258 | //\r | |
4259 | Status = gBS->CreateEvent (\r | |
4260 | EVT_NOTIFY_SIGNAL,\r | |
a717086c | 4261 | TPL_NOTIFY,\r |
d670bf53 HW |
4262 | ScsiDiskNotify,\r |
4263 | Request,\r | |
4264 | &AsyncIoEvent\r | |
4265 | );\r | |
4266 | if (EFI_ERROR(Status)) {\r | |
4267 | goto ErrorExit;\r | |
4268 | }\r | |
4269 | \r | |
4270 | Status = ScsiWrite16CommandEx (\r | |
4271 | ScsiDiskDevice->ScsiIo,\r | |
4272 | Request->Timeout,\r | |
4273 | Request->SenseData,\r | |
4274 | &Request->SenseDataLength,\r | |
4275 | &Request->HostAdapterStatus,\r | |
4276 | &Request->TargetStatus,\r | |
4277 | Request->OutBuffer,\r | |
4278 | &Request->DataLength,\r | |
4279 | Request->StartLba,\r | |
4280 | Request->SectorCount,\r | |
4281 | AsyncIoEvent\r | |
4282 | );\r | |
4283 | if (EFI_ERROR(Status)) {\r | |
4284 | goto ErrorExit;\r | |
4285 | }\r | |
4286 | \r | |
4287 | return EFI_SUCCESS;\r | |
4288 | \r | |
4289 | ErrorExit:\r | |
1f09197d HW |
4290 | if (AsyncIoEvent != NULL) {\r |
4291 | gBS->CloseEvent (AsyncIoEvent);\r | |
4292 | }\r | |
4293 | \r | |
d670bf53 HW |
4294 | if (Request != NULL) {\r |
4295 | if (Request->SenseData != NULL) {\r | |
4296 | FreePool (Request->SenseData);\r | |
4297 | }\r | |
4298 | \r | |
a717086c | 4299 | OldTpl = gBS->RaiseTPL (TPL_NOTIFY);\r |
d670bf53 | 4300 | RemoveEntryList (&Request->Link);\r |
a717086c HW |
4301 | gBS->RestoreTPL (OldTpl);\r |
4302 | \r | |
d670bf53 HW |
4303 | FreePool (Request);\r |
4304 | }\r | |
4305 | \r | |
4306 | return Status;\r | |
4307 | }\r | |
4308 | \r | |
4309 | \r | |
9beb888e | 4310 | /**\r |
4311 | Check sense key to find if media presents.\r | |
4312 | \r | |
4313 | @param SenseData The pointer of EFI_SCSI_SENSE_DATA\r | |
4314 | @param SenseCounts The number of sense key\r | |
4315 | \r | |
4316 | @retval TRUE NOT any media\r | |
4317 | @retval FALSE Media presents\r | |
4318 | **/\r | |
6ad55b15 | 4319 | BOOLEAN\r |
4320 | ScsiDiskIsNoMedia (\r | |
4321 | IN EFI_SCSI_SENSE_DATA *SenseData,\r | |
4322 | IN UINTN SenseCounts\r | |
4323 | )\r | |
6ad55b15 | 4324 | {\r |
4325 | EFI_SCSI_SENSE_DATA *SensePtr;\r | |
4326 | UINTN Index;\r | |
4327 | BOOLEAN IsNoMedia;\r | |
4328 | \r | |
4329 | IsNoMedia = FALSE;\r | |
4330 | SensePtr = SenseData;\r | |
4331 | \r | |
4332 | for (Index = 0; Index < SenseCounts; Index++) {\r | |
6ad55b15 | 4333 | //\r |
4334 | // Sense Key is EFI_SCSI_SK_NOT_READY (0x2),\r | |
4335 | // Additional Sense Code is ASC_NO_MEDIA (0x3A)\r | |
4336 | //\r | |
4337 | if ((SensePtr->Sense_Key == EFI_SCSI_SK_NOT_READY) &&\r | |
4338 | (SensePtr->Addnl_Sense_Code == EFI_SCSI_ASC_NO_MEDIA)) {\r | |
4339 | IsNoMedia = TRUE;\r | |
4340 | }\r | |
6ad55b15 | 4341 | SensePtr++;\r |
4342 | }\r | |
4343 | \r | |
4344 | return IsNoMedia;\r | |
4345 | }\r | |
4346 | \r | |
9beb888e | 4347 | \r |
4348 | /**\r | |
4349 | Parse sense key.\r | |
4350 | \r | |
4351 | @param SenseData The pointer of EFI_SCSI_SENSE_DATA\r | |
4352 | @param SenseCounts The number of sense key\r | |
4353 | \r | |
4354 | @retval TRUE Error\r | |
4355 | @retval FALSE NOT error\r | |
4356 | \r | |
4357 | **/\r | |
6ad55b15 | 4358 | BOOLEAN\r |
4359 | ScsiDiskIsMediaError (\r | |
4360 | IN EFI_SCSI_SENSE_DATA *SenseData,\r | |
4361 | IN UINTN SenseCounts\r | |
4362 | )\r | |
6ad55b15 | 4363 | {\r |
4364 | EFI_SCSI_SENSE_DATA *SensePtr;\r | |
4365 | UINTN Index;\r | |
4366 | BOOLEAN IsError;\r | |
4367 | \r | |
4368 | IsError = FALSE;\r | |
4369 | SensePtr = SenseData;\r | |
4370 | \r | |
4371 | for (Index = 0; Index < SenseCounts; Index++) {\r | |
4372 | \r | |
4373 | switch (SensePtr->Sense_Key) {\r | |
4374 | \r | |
4375 | case EFI_SCSI_SK_MEDIUM_ERROR:\r | |
4376 | //\r | |
4377 | // Sense Key is EFI_SCSI_SK_MEDIUM_ERROR (0x3)\r | |
4378 | //\r | |
4379 | switch (SensePtr->Addnl_Sense_Code) {\r | |
4380 | \r | |
4381 | //\r | |
4382 | // fall through\r | |
4383 | //\r | |
4384 | case EFI_SCSI_ASC_MEDIA_ERR1:\r | |
4385 | \r | |
4386 | //\r | |
4387 | // fall through\r | |
4388 | //\r | |
4389 | case EFI_SCSI_ASC_MEDIA_ERR2:\r | |
4390 | \r | |
4391 | //\r | |
4392 | // fall through\r | |
4393 | //\r | |
4394 | case EFI_SCSI_ASC_MEDIA_ERR3:\r | |
4395 | case EFI_SCSI_ASC_MEDIA_ERR4:\r | |
4396 | IsError = TRUE;\r | |
4397 | break;\r | |
4398 | \r | |
4399 | default:\r | |
4400 | break;\r | |
4401 | }\r | |
4402 | \r | |
4403 | break;\r | |
4404 | \r | |
4405 | case EFI_SCSI_SK_NOT_READY:\r | |
4406 | //\r | |
4407 | // Sense Key is EFI_SCSI_SK_NOT_READY (0x2)\r | |
4408 | //\r | |
4409 | switch (SensePtr->Addnl_Sense_Code) {\r | |
4410 | //\r | |
4411 | // Additional Sense Code is ASC_MEDIA_UPSIDE_DOWN (0x6)\r | |
4412 | //\r | |
4413 | case EFI_SCSI_ASC_MEDIA_UPSIDE_DOWN:\r | |
4414 | IsError = TRUE;\r | |
4415 | break;\r | |
4416 | \r | |
4417 | default:\r | |
4418 | break;\r | |
4419 | }\r | |
4420 | break;\r | |
4421 | \r | |
4422 | default:\r | |
4423 | break;\r | |
4424 | }\r | |
4425 | \r | |
4426 | SensePtr++;\r | |
4427 | }\r | |
4428 | \r | |
4429 | return IsError;\r | |
4430 | }\r | |
4431 | \r | |
9beb888e | 4432 | \r |
4433 | /**\r | |
4434 | Check sense key to find if hardware error happens.\r | |
4435 | \r | |
4436 | @param SenseData The pointer of EFI_SCSI_SENSE_DATA\r | |
4437 | @param SenseCounts The number of sense key\r | |
4438 | \r | |
4439 | @retval TRUE Hardware error exits.\r | |
4440 | @retval FALSE NO error.\r | |
4441 | \r | |
4442 | **/\r | |
6ad55b15 | 4443 | BOOLEAN\r |
4444 | ScsiDiskIsHardwareError (\r | |
4445 | IN EFI_SCSI_SENSE_DATA *SenseData,\r | |
4446 | IN UINTN SenseCounts\r | |
4447 | )\r | |
6ad55b15 | 4448 | {\r |
4449 | EFI_SCSI_SENSE_DATA *SensePtr;\r | |
4450 | UINTN Index;\r | |
4451 | BOOLEAN IsError;\r | |
4452 | \r | |
4453 | IsError = FALSE;\r | |
4454 | SensePtr = SenseData;\r | |
4455 | \r | |
4456 | for (Index = 0; Index < SenseCounts; Index++) {\r | |
4457 | \r | |
4458 | //\r | |
4459 | // Sense Key is EFI_SCSI_SK_HARDWARE_ERROR (0x4)\r | |
4460 | //\r | |
4461 | if (SensePtr->Sense_Key == EFI_SCSI_SK_HARDWARE_ERROR) {\r | |
4462 | IsError = TRUE;\r | |
4463 | }\r | |
4464 | \r | |
4465 | SensePtr++;\r | |
4466 | }\r | |
4467 | \r | |
4468 | return IsError;\r | |
4469 | }\r | |
4470 | \r | |
9beb888e | 4471 | \r |
4472 | /**\r | |
4473 | Check sense key to find if media has changed.\r | |
4474 | \r | |
4475 | @param SenseData The pointer of EFI_SCSI_SENSE_DATA\r | |
4476 | @param SenseCounts The number of sense key\r | |
4477 | \r | |
4478 | @retval TRUE Media is changed.\r | |
d716651f | 4479 | @retval FALSE Media is NOT changed.\r |
9beb888e | 4480 | **/\r |
6ad55b15 | 4481 | BOOLEAN\r |
4482 | ScsiDiskIsMediaChange (\r | |
4483 | IN EFI_SCSI_SENSE_DATA *SenseData,\r | |
4484 | IN UINTN SenseCounts\r | |
4485 | )\r | |
6ad55b15 | 4486 | {\r |
4487 | EFI_SCSI_SENSE_DATA *SensePtr;\r | |
4488 | UINTN Index;\r | |
4489 | BOOLEAN IsMediaChanged;\r | |
4490 | \r | |
4491 | IsMediaChanged = FALSE;\r | |
4492 | SensePtr = SenseData;\r | |
4493 | \r | |
4494 | for (Index = 0; Index < SenseCounts; Index++) {\r | |
4495 | //\r | |
4496 | // Sense Key is EFI_SCSI_SK_UNIT_ATTENTION (0x6),\r | |
4497 | // Additional sense code is EFI_SCSI_ASC_MEDIA_CHANGE (0x28)\r | |
4498 | //\r | |
4499 | if ((SensePtr->Sense_Key == EFI_SCSI_SK_UNIT_ATTENTION) &&\r | |
4500 | (SensePtr->Addnl_Sense_Code == EFI_SCSI_ASC_MEDIA_CHANGE)) {\r | |
4501 | IsMediaChanged = TRUE;\r | |
4502 | }\r | |
4503 | \r | |
4504 | SensePtr++;\r | |
4505 | }\r | |
4506 | \r | |
4507 | return IsMediaChanged;\r | |
4508 | }\r | |
4509 | \r | |
9beb888e | 4510 | /**\r |
4511 | Check sense key to find if reset happens.\r | |
4512 | \r | |
4513 | @param SenseData The pointer of EFI_SCSI_SENSE_DATA\r | |
4514 | @param SenseCounts The number of sense key\r | |
4515 | \r | |
4516 | @retval TRUE It is reset before.\r | |
4517 | @retval FALSE It is NOT reset before.\r | |
4518 | \r | |
4519 | **/\r | |
6ad55b15 | 4520 | BOOLEAN\r |
4521 | ScsiDiskIsResetBefore (\r | |
4522 | IN EFI_SCSI_SENSE_DATA *SenseData,\r | |
4523 | IN UINTN SenseCounts\r | |
4524 | )\r | |
6ad55b15 | 4525 | {\r |
4526 | EFI_SCSI_SENSE_DATA *SensePtr;\r | |
4527 | UINTN Index;\r | |
4528 | BOOLEAN IsResetBefore;\r | |
4529 | \r | |
4530 | IsResetBefore = FALSE;\r | |
4531 | SensePtr = SenseData;\r | |
4532 | \r | |
4533 | for (Index = 0; Index < SenseCounts; Index++) {\r | |
4534 | \r | |
4535 | //\r | |
4536 | // Sense Key is EFI_SCSI_SK_UNIT_ATTENTION (0x6)\r | |
4537 | // Additional Sense Code is EFI_SCSI_ASC_RESET (0x29)\r | |
4538 | //\r | |
4539 | if ((SensePtr->Sense_Key == EFI_SCSI_SK_UNIT_ATTENTION) &&\r | |
4540 | (SensePtr->Addnl_Sense_Code == EFI_SCSI_ASC_RESET)) {\r | |
4541 | IsResetBefore = TRUE;\r | |
4542 | }\r | |
4543 | \r | |
4544 | SensePtr++;\r | |
4545 | }\r | |
4546 | \r | |
4547 | return IsResetBefore;\r | |
4548 | }\r | |
4549 | \r | |
9beb888e | 4550 | /**\r |
4551 | Check sense key to find if the drive is ready.\r | |
4552 | \r | |
4553 | @param SenseData The pointer of EFI_SCSI_SENSE_DATA\r | |
4554 | @param SenseCounts The number of sense key\r | |
4555 | @param RetryLater The flag means if need a retry \r | |
4556 | \r | |
4557 | @retval TRUE Drive is ready.\r | |
4558 | @retval FALSE Drive is NOT ready.\r | |
4559 | \r | |
4560 | **/\r | |
6ad55b15 | 4561 | BOOLEAN\r |
4562 | ScsiDiskIsDriveReady (\r | |
4563 | IN EFI_SCSI_SENSE_DATA *SenseData,\r | |
4564 | IN UINTN SenseCounts,\r | |
4565 | OUT BOOLEAN *RetryLater\r | |
4566 | )\r | |
6ad55b15 | 4567 | {\r |
4568 | EFI_SCSI_SENSE_DATA *SensePtr;\r | |
4569 | UINTN Index;\r | |
4570 | BOOLEAN IsReady;\r | |
4571 | \r | |
4572 | IsReady = TRUE;\r | |
4573 | *RetryLater = FALSE;\r | |
4574 | SensePtr = SenseData;\r | |
4575 | \r | |
4576 | for (Index = 0; Index < SenseCounts; Index++) {\r | |
4577 | \r | |
4578 | switch (SensePtr->Sense_Key) {\r | |
4579 | \r | |
4580 | case EFI_SCSI_SK_NOT_READY:\r | |
4581 | //\r | |
4582 | // Sense Key is EFI_SCSI_SK_NOT_READY (0x2)\r | |
4583 | //\r | |
4584 | switch (SensePtr->Addnl_Sense_Code) {\r | |
4585 | case EFI_SCSI_ASC_NOT_READY:\r | |
4586 | //\r | |
4587 | // Additional Sense Code is EFI_SCSI_ASC_NOT_READY (0x4)\r | |
4588 | //\r | |
4589 | switch (SensePtr->Addnl_Sense_Code_Qualifier) {\r | |
4590 | case EFI_SCSI_ASCQ_IN_PROGRESS:\r | |
4591 | //\r | |
4592 | // Additional Sense Code Qualifier is\r | |
4593 | // EFI_SCSI_ASCQ_IN_PROGRESS (0x1)\r | |
4594 | //\r | |
4595 | IsReady = FALSE;\r | |
4596 | *RetryLater = TRUE;\r | |
4597 | break;\r | |
4598 | \r | |
4599 | default:\r | |
4600 | IsReady = FALSE;\r | |
4601 | *RetryLater = FALSE;\r | |
4602 | break;\r | |
4603 | }\r | |
4604 | break;\r | |
4605 | \r | |
4606 | default:\r | |
4607 | break;\r | |
4608 | }\r | |
4609 | break;\r | |
4610 | \r | |
4611 | default:\r | |
4612 | break;\r | |
4613 | }\r | |
4614 | \r | |
4615 | SensePtr++;\r | |
4616 | }\r | |
4617 | \r | |
4618 | return IsReady;\r | |
4619 | }\r | |
4620 | \r | |
9beb888e | 4621 | /**\r |
4622 | Check sense key to find if it has sense key.\r | |
4623 | \r | |
4624 | @param SenseData - The pointer of EFI_SCSI_SENSE_DATA\r | |
4625 | @param SenseCounts - The number of sense key\r | |
4626 | \r | |
4627 | @retval TRUE It has sense key.\r | |
4628 | @retval FALSE It has NOT any sense key.\r | |
4629 | \r | |
4630 | **/\r | |
6ad55b15 | 4631 | BOOLEAN\r |
4632 | ScsiDiskHaveSenseKey (\r | |
4633 | IN EFI_SCSI_SENSE_DATA *SenseData,\r | |
4634 | IN UINTN SenseCounts\r | |
4635 | )\r | |
6ad55b15 | 4636 | {\r |
4637 | EFI_SCSI_SENSE_DATA *SensePtr;\r | |
4638 | UINTN Index;\r | |
4639 | BOOLEAN HaveSenseKey;\r | |
4640 | \r | |
4641 | if (SenseCounts == 0) {\r | |
4642 | HaveSenseKey = FALSE;\r | |
4643 | } else {\r | |
4644 | HaveSenseKey = TRUE;\r | |
4645 | }\r | |
4646 | \r | |
4647 | SensePtr = SenseData;\r | |
4648 | \r | |
4649 | for (Index = 0; Index < SenseCounts; Index++) {\r | |
4650 | \r | |
4651 | //\r | |
4652 | // Sense Key is SK_NO_SENSE (0x0)\r | |
4653 | //\r | |
4654 | if ((SensePtr->Sense_Key == EFI_SCSI_SK_NO_SENSE) &&\r | |
4655 | (Index == 0)) {\r | |
4656 | HaveSenseKey = FALSE;\r | |
4657 | }\r | |
4658 | \r | |
4659 | SensePtr++;\r | |
4660 | }\r | |
4661 | \r | |
4662 | return HaveSenseKey;\r | |
4663 | }\r | |
4664 | \r | |
9beb888e | 4665 | /**\r |
4666 | Release resource about disk device.\r | |
4667 | \r | |
4668 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r | |
4669 | \r | |
4670 | **/\r | |
6ad55b15 | 4671 | VOID\r |
4672 | ReleaseScsiDiskDeviceResources (\r | |
4673 | IN SCSI_DISK_DEV *ScsiDiskDevice\r | |
4674 | )\r | |
6ad55b15 | 4675 | {\r |
4676 | if (ScsiDiskDevice == NULL) {\r | |
4677 | return ;\r | |
4678 | }\r | |
4679 | \r | |
4680 | if (ScsiDiskDevice->SenseData != NULL) {\r | |
9b38ff34 | 4681 | FreePool (ScsiDiskDevice->SenseData);\r |
6ad55b15 | 4682 | ScsiDiskDevice->SenseData = NULL;\r |
4683 | }\r | |
4684 | \r | |
4685 | if (ScsiDiskDevice->ControllerNameTable != NULL) {\r | |
4686 | FreeUnicodeStringTable (ScsiDiskDevice->ControllerNameTable);\r | |
4687 | ScsiDiskDevice->ControllerNameTable = NULL;\r | |
4688 | }\r | |
4689 | \r | |
9b38ff34 | 4690 | FreePool (ScsiDiskDevice);\r |
6ad55b15 | 4691 | \r |
4692 | ScsiDiskDevice = NULL;\r | |
4693 | }\r | |
d14faa52 | 4694 | \r |
4695 | /**\r | |
d670bf53 | 4696 | Determine if Block Io & Block Io2 should be produced.\r |
d14faa52 | 4697 | \r |
4698 | \r | |
d716651f | 4699 | @param ChildHandle Child Handle to retrieve Parent information.\r |
d14faa52 | 4700 | \r |
d670bf53 HW |
4701 | @retval TRUE Should produce Block Io & Block Io2.\r |
4702 | @retval FALSE Should not produce Block Io & Block Io2.\r | |
d14faa52 | 4703 | \r |
4704 | **/ \r | |
4705 | BOOLEAN\r | |
4706 | DetermineInstallBlockIo (\r | |
4707 | IN EFI_HANDLE ChildHandle\r | |
4708 | ) \r | |
4709 | {\r | |
4710 | EFI_SCSI_PASS_THRU_PROTOCOL *ScsiPassThru;\r | |
4711 | EFI_EXT_SCSI_PASS_THRU_PROTOCOL *ExtScsiPassThru;\r | |
4712 | \r | |
4713 | //\r | |
4714 | // Firstly, check if ExtScsiPassThru Protocol parent handle exists. If existence,\r | |
4715 | // check its attribute, logic or physical.\r | |
4716 | //\r | |
4717 | ExtScsiPassThru = (EFI_EXT_SCSI_PASS_THRU_PROTOCOL *)GetParentProtocol (&gEfiExtScsiPassThruProtocolGuid, ChildHandle);\r | |
4718 | if (ExtScsiPassThru != NULL) {\r | |
4719 | if ((ExtScsiPassThru->Mode->Attributes & EFI_SCSI_PASS_THRU_ATTRIBUTES_LOGICAL) != 0) {\r | |
4720 | return TRUE;\r | |
4721 | }\r | |
4722 | }\r | |
4723 | \r | |
4724 | //\r | |
4725 | // Secondly, check if ScsiPassThru Protocol parent handle exists. If existence,\r | |
4726 | // check its attribute, logic or physical.\r | |
4727 | //\r | |
4728 | ScsiPassThru = (EFI_SCSI_PASS_THRU_PROTOCOL *)GetParentProtocol (&gEfiScsiPassThruProtocolGuid, ChildHandle);\r | |
4729 | if (ScsiPassThru != NULL) {\r | |
4730 | if ((ScsiPassThru->Mode->Attributes & EFI_SCSI_PASS_THRU_ATTRIBUTES_LOGICAL) != 0) {\r | |
4731 | return TRUE;\r | |
4732 | }\r | |
4733 | }\r | |
4734 | \r | |
4735 | return FALSE;\r | |
4736 | }\r | |
4737 | \r | |
4738 | /**\r | |
4739 | Search protocol database and check to see if the protocol\r | |
4740 | specified by ProtocolGuid is present on a ControllerHandle and opened by\r | |
4741 | ChildHandle with an attribute of EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER.\r | |
4742 | If the ControllerHandle is found, then the protocol specified by ProtocolGuid\r | |
4743 | will be opened on it. \r | |
4744 | \r | |
4745 | \r | |
4746 | @param ProtocolGuid ProtocolGuid pointer.\r | |
4747 | @param ChildHandle Child Handle to retrieve Parent information.\r | |
4748 | \r | |
4749 | **/ \r | |
4750 | VOID *\r | |
4751 | EFIAPI\r | |
4752 | GetParentProtocol (\r | |
4753 | IN EFI_GUID *ProtocolGuid,\r | |
4754 | IN EFI_HANDLE ChildHandle\r | |
4755 | ) \r | |
4756 | {\r | |
4757 | UINTN Index;\r | |
4758 | UINTN HandleCount;\r | |
4759 | VOID *Interface; \r | |
4760 | EFI_STATUS Status;\r | |
4761 | EFI_HANDLE *HandleBuffer;\r | |
4762 | \r | |
4763 | //\r | |
4764 | // Retrieve the list of all handles from the handle database\r | |
4765 | //\r | |
4766 | Status = gBS->LocateHandleBuffer (\r | |
4767 | ByProtocol,\r | |
4768 | ProtocolGuid,\r | |
4769 | NULL,\r | |
4770 | &HandleCount,\r | |
4771 | &HandleBuffer\r | |
4772 | );\r | |
4773 | \r | |
4774 | if (EFI_ERROR (Status)) {\r | |
4775 | return NULL;\r | |
4776 | }\r | |
4777 | \r | |
4778 | //\r | |
4779 | // Iterate to find who is parent handle that is opened with ProtocolGuid by ChildHandle \r | |
4780 | //\r | |
4781 | for (Index = 0; Index < HandleCount; Index++) {\r | |
4782 | Status = EfiTestChildHandle (HandleBuffer[Index], ChildHandle, ProtocolGuid);\r | |
4783 | if (!EFI_ERROR (Status)) {\r | |
4784 | Status = gBS->HandleProtocol (HandleBuffer[Index], ProtocolGuid, (VOID **)&Interface);\r | |
4785 | if (!EFI_ERROR (Status)) {\r | |
4786 | gBS->FreePool (HandleBuffer);\r | |
4787 | return Interface;\r | |
4788 | }\r | |
4789 | }\r | |
4790 | }\r | |
4791 | \r | |
4792 | gBS->FreePool (HandleBuffer);\r | |
4793 | return NULL;\r | |
4794 | } \r | |
4795 | \r | |
d716651f | 4796 | /**\r |
4797 | Provides inquiry information for the controller type.\r | |
4798 | \r | |
4799 | This function is used by the IDE bus driver to get inquiry data. Data format\r | |
4800 | of Identify data is defined by the Interface GUID.\r | |
4801 | \r | |
4140a663 | 4802 | @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r |
4803 | @param[in, out] InquiryData Pointer to a buffer for the inquiry data.\r | |
4804 | @param[in, out] InquiryDataSize Pointer to the value for the inquiry data size.\r | |
d716651f | 4805 | \r |
4806 | @retval EFI_SUCCESS The command was accepted without any errors.\r | |
4807 | @retval EFI_NOT_FOUND Device does not support this data class \r | |
4808 | @retval EFI_DEVICE_ERROR Error reading InquiryData from device \r | |
4809 | @retval EFI_BUFFER_TOO_SMALL InquiryDataSize not big enough \r | |
4810 | \r | |
4811 | **/\r | |
4812 | EFI_STATUS\r | |
4813 | EFIAPI\r | |
4814 | ScsiDiskInfoInquiry (\r | |
4815 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
4816 | IN OUT VOID *InquiryData,\r | |
4817 | IN OUT UINT32 *InquiryDataSize\r | |
4818 | )\r | |
4819 | {\r | |
4820 | EFI_STATUS Status;\r | |
4821 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
4822 | \r | |
4823 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_DISKINFO (This);\r | |
4824 | \r | |
4825 | Status = EFI_BUFFER_TOO_SMALL;\r | |
4826 | if (*InquiryDataSize >= sizeof (ScsiDiskDevice->InquiryData)) {\r | |
4827 | Status = EFI_SUCCESS;\r | |
4828 | CopyMem (InquiryData, &ScsiDiskDevice->InquiryData, sizeof (ScsiDiskDevice->InquiryData));\r | |
4829 | }\r | |
4830 | *InquiryDataSize = sizeof (ScsiDiskDevice->InquiryData);\r | |
4831 | return Status;\r | |
4832 | }\r | |
4833 | \r | |
4834 | \r | |
4835 | /**\r | |
4836 | Provides identify information for the controller type.\r | |
4837 | \r | |
4838 | This function is used by the IDE bus driver to get identify data. Data format\r | |
4839 | of Identify data is defined by the Interface GUID.\r | |
4840 | \r | |
4140a663 | 4841 | @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL \r |
d716651f | 4842 | instance.\r |
4140a663 | 4843 | @param[in, out] IdentifyData Pointer to a buffer for the identify data.\r |
4844 | @param[in, out] IdentifyDataSize Pointer to the value for the identify data\r | |
d716651f | 4845 | size.\r |
4846 | \r | |
4847 | @retval EFI_SUCCESS The command was accepted without any errors.\r | |
4848 | @retval EFI_NOT_FOUND Device does not support this data class \r | |
4849 | @retval EFI_DEVICE_ERROR Error reading IdentifyData from device \r | |
4850 | @retval EFI_BUFFER_TOO_SMALL IdentifyDataSize not big enough \r | |
4851 | \r | |
4852 | **/\r | |
4853 | EFI_STATUS\r | |
4854 | EFIAPI\r | |
4855 | ScsiDiskInfoIdentify (\r | |
4856 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
4857 | IN OUT VOID *IdentifyData,\r | |
4858 | IN OUT UINT32 *IdentifyDataSize\r | |
4859 | )\r | |
4860 | {\r | |
4861 | EFI_STATUS Status;\r | |
4862 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
4863 | \r | |
2bf87d82 | 4864 | if (CompareGuid (&This->Interface, &gEfiDiskInfoScsiInterfaceGuid) || CompareGuid (&This->Interface, &gEfiDiskInfoUfsInterfaceGuid)) {\r |
d716651f | 4865 | //\r |
4866 | // Physical SCSI bus does not support this data class. \r | |
4867 | //\r | |
4868 | return EFI_NOT_FOUND;\r | |
4869 | }\r | |
4870 | \r | |
4871 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_DISKINFO (This);\r | |
4872 | \r | |
4873 | Status = EFI_BUFFER_TOO_SMALL;\r | |
4874 | if (*IdentifyDataSize >= sizeof (ScsiDiskDevice->IdentifyData)) {\r | |
4875 | Status = EFI_SUCCESS;\r | |
4876 | CopyMem (IdentifyData, &ScsiDiskDevice->IdentifyData, sizeof (ScsiDiskDevice->IdentifyData));\r | |
4877 | }\r | |
4878 | *IdentifyDataSize = sizeof (ScsiDiskDevice->IdentifyData);\r | |
4879 | return Status;\r | |
4880 | }\r | |
4881 | \r | |
4882 | /**\r | |
4883 | Provides sense data information for the controller type.\r | |
4884 | \r | |
4885 | This function is used by the IDE bus driver to get sense data. \r | |
4886 | Data format of Sense data is defined by the Interface GUID.\r | |
4887 | \r | |
4140a663 | 4888 | @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r |
4889 | @param[in, out] SenseData Pointer to the SenseData.\r | |
4890 | @param[in, out] SenseDataSize Size of SenseData in bytes.\r | |
4891 | @param[out] SenseDataNumber Pointer to the value for the sense data size.\r | |
d716651f | 4892 | \r |
4893 | @retval EFI_SUCCESS The command was accepted without any errors.\r | |
4894 | @retval EFI_NOT_FOUND Device does not support this data class.\r | |
4895 | @retval EFI_DEVICE_ERROR Error reading SenseData from device.\r | |
4896 | @retval EFI_BUFFER_TOO_SMALL SenseDataSize not big enough.\r | |
4897 | \r | |
4898 | **/\r | |
4899 | EFI_STATUS\r | |
4900 | EFIAPI\r | |
4901 | ScsiDiskInfoSenseData (\r | |
4902 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
4903 | IN OUT VOID *SenseData,\r | |
4904 | IN OUT UINT32 *SenseDataSize,\r | |
4905 | OUT UINT8 *SenseDataNumber\r | |
4906 | )\r | |
4907 | {\r | |
4908 | return EFI_NOT_FOUND;\r | |
4909 | }\r | |
4910 | \r | |
4911 | \r | |
4912 | /**\r | |
4913 | This function is used by the IDE bus driver to get controller information.\r | |
4914 | \r | |
4915 | @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance. \r | |
4916 | @param[out] IdeChannel Pointer to the Ide Channel number. Primary or secondary.\r | |
4917 | @param[out] IdeDevice Pointer to the Ide Device number. Master or slave.\r | |
4918 | \r | |
4919 | @retval EFI_SUCCESS IdeChannel and IdeDevice are valid.\r | |
4920 | @retval EFI_UNSUPPORTED This is not an IDE device.\r | |
4921 | \r | |
4922 | **/\r | |
4923 | EFI_STATUS\r | |
4924 | EFIAPI\r | |
4925 | ScsiDiskInfoWhichIde (\r | |
4926 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
4927 | OUT UINT32 *IdeChannel,\r | |
4928 | OUT UINT32 *IdeDevice\r | |
4929 | )\r | |
4930 | {\r | |
4931 | SCSI_DISK_DEV *ScsiDiskDevice;\r | |
4932 | \r | |
2bf87d82 | 4933 | if (CompareGuid (&This->Interface, &gEfiDiskInfoScsiInterfaceGuid) || CompareGuid (&This->Interface, &gEfiDiskInfoUfsInterfaceGuid)) {\r |
d716651f | 4934 | //\r |
4935 | // This is not an IDE physical device.\r | |
4936 | //\r | |
4937 | return EFI_UNSUPPORTED;\r | |
4938 | }\r | |
4939 | \r | |
4940 | ScsiDiskDevice = SCSI_DISK_DEV_FROM_DISKINFO (This);\r | |
4941 | *IdeChannel = ScsiDiskDevice->Channel;\r | |
4942 | *IdeDevice = ScsiDiskDevice->Device;\r | |
4943 | \r | |
4944 | return EFI_SUCCESS;\r | |
4945 | }\r | |
4946 | \r | |
4947 | \r | |
4948 | /**\r | |
4949 | Issues ATA IDENTIFY DEVICE command to identify ATAPI device.\r | |
4950 | \r | |
4951 | This function tries to fill 512-byte ATAPI_IDENTIFY_DATA for ATAPI device to\r | |
4952 | implement Identify() interface for DiskInfo protocol. The ATA command is sent\r | |
4953 | via SCSI Request Packet.\r | |
4954 | \r | |
4955 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV\r | |
4956 | \r | |
4957 | @retval EFI_SUCCESS The ATAPI device identify data were retrieved successfully.\r | |
4958 | @retval others Some error occurred during the identification that ATAPI device.\r | |
4959 | \r | |
4960 | **/ \r | |
4961 | EFI_STATUS\r | |
4962 | AtapiIdentifyDevice (\r | |
4963 | IN OUT SCSI_DISK_DEV *ScsiDiskDevice\r | |
4964 | )\r | |
4965 | {\r | |
4966 | EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;\r | |
4967 | UINT8 Cdb[6];\r | |
4968 | \r | |
4969 | //\r | |
4970 | // Initialize SCSI REQUEST_PACKET and 6-byte Cdb\r | |
4971 | //\r | |
4972 | ZeroMem (&CommandPacket, sizeof (CommandPacket));\r | |
4973 | ZeroMem (Cdb, sizeof (Cdb));\r | |
4974 | \r | |
4975 | Cdb[0] = ATA_CMD_IDENTIFY_DEVICE;\r | |
3cc033c5 | 4976 | CommandPacket.Timeout = SCSI_DISK_TIMEOUT;\r |
d716651f | 4977 | CommandPacket.Cdb = Cdb;\r |
c9325700 | 4978 | CommandPacket.CdbLength = (UINT8) sizeof (Cdb);\r |
d716651f | 4979 | CommandPacket.InDataBuffer = &ScsiDiskDevice->IdentifyData;\r |
4980 | CommandPacket.InTransferLength = sizeof (ScsiDiskDevice->IdentifyData);\r | |
4981 | \r | |
4982 | return ScsiDiskDevice->ScsiIo->ExecuteScsiCommand (ScsiDiskDevice->ScsiIo, &CommandPacket, NULL);\r | |
4983 | }\r | |
4984 | \r | |
4985 | \r | |
4986 | /**\r | |
4987 | Initialize the installation of DiskInfo protocol.\r | |
4988 | \r | |
4989 | This function prepares for the installation of DiskInfo protocol on the child handle.\r | |
4990 | By default, it installs DiskInfo protocol with SCSI interface GUID. If it further\r | |
4991 | detects that the physical device is an ATAPI/AHCI device, it then updates interface GUID\r | |
4992 | to be IDE/AHCI interface GUID.\r | |
4993 | \r | |
4994 | @param ScsiDiskDevice The pointer of SCSI_DISK_DEV.\r | |
4995 | @param ChildHandle Child handle to install DiskInfo protocol.\r | |
4996 | \r | |
4997 | **/ \r | |
4998 | VOID\r | |
4999 | InitializeInstallDiskInfo (\r | |
5000 | IN SCSI_DISK_DEV *ScsiDiskDevice,\r | |
5001 | IN EFI_HANDLE ChildHandle\r | |
5002 | )\r | |
5003 | {\r | |
5004 | EFI_STATUS Status;\r | |
5005 | EFI_DEVICE_PATH_PROTOCOL *DevicePathNode;\r | |
5006 | EFI_DEVICE_PATH_PROTOCOL *ChildDevicePathNode;\r | |
5007 | ATAPI_DEVICE_PATH *AtapiDevicePath;\r | |
5008 | SATA_DEVICE_PATH *SataDevicePath;\r | |
5009 | UINTN IdentifyRetry;\r | |
5010 | \r | |
5011 | Status = gBS->HandleProtocol (ChildHandle, &gEfiDevicePathProtocolGuid, (VOID **) &DevicePathNode);\r | |
5012 | //\r | |
5013 | // Device Path protocol must be installed on the device handle. \r | |
5014 | //\r | |
5015 | ASSERT_EFI_ERROR (Status);\r | |
5016 | //\r | |
5017 | // Copy the DiskInfo protocol template.\r | |
5018 | //\r | |
5019 | CopyMem (&ScsiDiskDevice->DiskInfo, &gScsiDiskInfoProtocolTemplate, sizeof (gScsiDiskInfoProtocolTemplate));\r | |
5020 | \r | |
5021 | while (!IsDevicePathEnd (DevicePathNode)) {\r | |
5022 | ChildDevicePathNode = NextDevicePathNode (DevicePathNode);\r | |
5023 | if ((DevicePathType (DevicePathNode) == HARDWARE_DEVICE_PATH) &&\r | |
5024 | (DevicePathSubType (DevicePathNode) == HW_PCI_DP) &&\r | |
5025 | (DevicePathType (ChildDevicePathNode) == MESSAGING_DEVICE_PATH) &&\r | |
5026 | ((DevicePathSubType (ChildDevicePathNode) == MSG_ATAPI_DP) ||\r | |
5027 | (DevicePathSubType (ChildDevicePathNode) == MSG_SATA_DP))) {\r | |
5028 | \r | |
5029 | IdentifyRetry = 3;\r | |
5030 | do {\r | |
5031 | //\r | |
5032 | // Issue ATA Identify Device Command via SCSI command, which is required to publish DiskInfo protocol\r | |
5033 | // with IDE/AHCI interface GUID.\r | |
5034 | //\r | |
5035 | Status = AtapiIdentifyDevice (ScsiDiskDevice);\r | |
5036 | if (!EFI_ERROR (Status)) {\r | |
5037 | if (DevicePathSubType(ChildDevicePathNode) == MSG_ATAPI_DP) {\r | |
5038 | //\r | |
5039 | // We find the valid ATAPI device path\r | |
5040 | //\r | |
5041 | AtapiDevicePath = (ATAPI_DEVICE_PATH *) ChildDevicePathNode;\r | |
5042 | ScsiDiskDevice->Channel = AtapiDevicePath->PrimarySecondary;\r | |
5043 | ScsiDiskDevice->Device = AtapiDevicePath->SlaveMaster;\r | |
5044 | //\r | |
5045 | // Update the DiskInfo.Interface to IDE interface GUID for the physical ATAPI device. \r | |
5046 | //\r | |
5047 | CopyGuid (&ScsiDiskDevice->DiskInfo.Interface, &gEfiDiskInfoIdeInterfaceGuid);\r | |
5048 | } else {\r | |
5049 | //\r | |
5050 | // We find the valid SATA device path\r | |
5051 | //\r | |
5052 | SataDevicePath = (SATA_DEVICE_PATH *) ChildDevicePathNode;\r | |
5053 | ScsiDiskDevice->Channel = SataDevicePath->HBAPortNumber;\r | |
5054 | ScsiDiskDevice->Device = SataDevicePath->PortMultiplierPortNumber;\r | |
5055 | //\r | |
5056 | // Update the DiskInfo.Interface to AHCI interface GUID for the physical AHCI device. \r | |
5057 | //\r | |
5058 | CopyGuid (&ScsiDiskDevice->DiskInfo.Interface, &gEfiDiskInfoAhciInterfaceGuid);\r | |
5059 | }\r | |
5060 | return;\r | |
5061 | }\r | |
5062 | } while (--IdentifyRetry > 0);\r | |
2bf87d82 FT |
5063 | } else if ((DevicePathType (ChildDevicePathNode) == MESSAGING_DEVICE_PATH) &&\r |
5064 | (DevicePathSubType (ChildDevicePathNode) == MSG_UFS_DP)) {\r | |
5065 | CopyGuid (&ScsiDiskDevice->DiskInfo.Interface, &gEfiDiskInfoUfsInterfaceGuid);\r | |
5066 | break;\r | |
d716651f | 5067 | }\r |
5068 | DevicePathNode = ChildDevicePathNode;\r | |
5069 | }\r | |
5070 | \r | |
5071 | return;\r | |
5072 | }\r |