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3b2dbece | 1 | /** @file\r |
2 | Header file for SCSI Bus Driver.\r | |
3a10d471 | 3 | \r |
284ee2e8 | 4 | Copyright (c) 2006 - 2011, 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 | |
3a10d471 | 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 | |
3a10d471 | 12 | \r |
3b2dbece | 13 | **/\r |
3a10d471 | 14 | \r |
9beb888e | 15 | #ifndef _SCSI_BUS_H_\r |
16 | #define _SCSI_BUS_H_\r | |
3a10d471 | 17 | \r |
18 | \r | |
9beb888e | 19 | #include <Uefi.h>\r |
20 | \r | |
21 | #include <Protocol/ScsiPassThru.h>\r | |
22 | #include <Protocol/ScsiPassThruExt.h>\r | |
23 | #include <Protocol/ScsiIo.h>\r | |
24 | #include <Protocol/ComponentName.h>\r | |
25 | #include <Protocol/DriverBinding.h>\r | |
26 | #include <Protocol/DevicePath.h>\r | |
27 | \r | |
28 | #include <Library/DebugLib.h>\r | |
29 | #include <Library/UefiDriverEntryPoint.h>\r | |
30 | #include <Library/UefiLib.h>\r | |
31 | #include <Library/BaseMemoryLib.h>\r | |
32 | #include <Library/MemoryAllocationLib.h>\r | |
ae50ee26 | 33 | #include <Library/UefiScsiLib.h>\r |
9beb888e | 34 | #include <Library/UefiBootServicesTableLib.h>\r |
35 | #include <Library/DevicePathLib.h>\r | |
36 | \r | |
9cb8724d | 37 | #include <IndustryStandard/Scsi.h>\r |
3a10d471 | 38 | \r |
f3f2e05d | 39 | #define SCSI_IO_DEV_SIGNATURE SIGNATURE_32 ('s', 'c', 'i', 'o')\r |
3a10d471 | 40 | \r |
1ccdbf2a | 41 | typedef union {\r |
42 | UINT32 Scsi;\r | |
43 | UINT8 ExtScsi[4]; \r | |
44 | } SCSI_ID;\r | |
45 | \r | |
70c94b3b | 46 | typedef struct _SCSI_TARGET_ID {\r |
1ccdbf2a | 47 | SCSI_ID ScsiId;\r |
70c94b3b | 48 | UINT8 ExtScsiId[12];\r |
49 | }SCSI_TARGET_ID;\r | |
50 | \r | |
51 | \r | |
52 | typedef struct {\r | |
53 | VOID *Data1;\r | |
54 | VOID *Data2;\r | |
55 | } SCSI_EVENT_DATA;\r | |
56 | \r | |
57 | \r | |
3a10d471 | 58 | typedef struct {\r |
70c94b3b | 59 | UINT32 Signature;\r |
60 | EFI_HANDLE Handle;\r | |
61 | EFI_SCSI_IO_PROTOCOL ScsiIo;\r | |
62 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
63 | BOOLEAN ExtScsiSupport; \r | |
64 | EFI_SCSI_PASS_THRU_PROTOCOL *ScsiPassThru;\r | |
65 | EFI_EXT_SCSI_PASS_THRU_PROTOCOL *ExtScsiPassThru;\r | |
66 | SCSI_TARGET_ID Pun;\r | |
67 | UINT64 Lun;\r | |
68 | UINT8 ScsiDeviceType;\r | |
69 | UINT8 ScsiVersion;\r | |
70 | BOOLEAN RemovableDevice;\r | |
3a10d471 | 71 | } SCSI_IO_DEV;\r |
72 | \r | |
73 | #define SCSI_IO_DEV_FROM_THIS(a) CR (a, SCSI_IO_DEV, ScsiIo, SCSI_IO_DEV_SIGNATURE)\r | |
74 | \r | |
70c94b3b | 75 | //\r |
76 | // SCSI Bus Controller device strcuture\r | |
77 | //\r | |
70c94b3b | 78 | \r |
c8ad2d7a LG |
79 | //\r |
80 | // The ScsiBusProtocol is just used to locate ScsiBusDev\r | |
81 | // structure in the SCSIBusDriverBindingStop(). Then we can\r | |
82 | // Close all opened protocols and release this structure.\r | |
83 | // ScsiBusProtocol is the private protocol.\r | |
84 | // gEfiCallerIdGuid will be used as its protocol guid.\r | |
85 | //\r | |
70c94b3b | 86 | typedef struct _EFI_SCSI_BUS_PROTOCOL {\r |
87 | UINT64 Reserved;\r | |
88 | } EFI_SCSI_BUS_PROTOCOL;\r | |
89 | \r | |
f3f2e05d | 90 | #define SCSI_BUS_DEVICE_SIGNATURE SIGNATURE_32 ('s', 'c', 's', 'i')\r |
70c94b3b | 91 | \r |
92 | \r | |
93 | typedef struct _SCSI_BUS_DEVICE {\r | |
94 | UINTN Signature;\r | |
95 | EFI_SCSI_BUS_PROTOCOL BusIdentify;\r | |
96 | BOOLEAN ExtScsiSupport; \r | |
97 | EFI_SCSI_PASS_THRU_PROTOCOL *ScsiInterface;\r | |
98 | EFI_EXT_SCSI_PASS_THRU_PROTOCOL *ExtScsiInterface;\r | |
99 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
100 | } SCSI_BUS_DEVICE;\r | |
101 | \r | |
102 | #define SCSI_BUS_CONTROLLER_DEVICE_FROM_THIS(a) CR (a, SCSI_BUS_DEVICE, BusIdentify, SCSI_BUS_DEVICE_SIGNATURE)\r | |
103 | \r | |
3a10d471 | 104 | //\r |
105 | // Global Variables\r | |
106 | //\r | |
70da5bc2 | 107 | extern EFI_DRIVER_BINDING_PROTOCOL gScsiBusDriverBinding;\r |
108 | extern EFI_COMPONENT_NAME_PROTOCOL gScsiBusComponentName;\r | |
109 | extern EFI_COMPONENT_NAME2_PROTOCOL gScsiBusComponentName2;\r | |
3a10d471 | 110 | \r |
9beb888e | 111 | /**\r |
112 | Test to see if this driver supports ControllerHandle.\r | |
113 | \r | |
114 | This service is called by the EFI boot service ConnectController(). In order\r | |
115 | to make drivers as small as possible, there are a few calling restrictions for\r | |
116 | this service. ConnectController() must follow these calling restrictions. If\r | |
117 | any other agent wishes to call Supported() it must also follow these calling\r | |
118 | restrictions.\r | |
119 | \r | |
120 | @param This Protocol instance pointer.\r | |
121 | @param ControllerHandle Handle of device to test\r | |
122 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
123 | device to start.\r | |
124 | \r | |
125 | @retval EFI_SUCCESS This driver supports this device\r | |
126 | @retval EFI_ALREADY_STARTED This driver is already running on this device\r | |
127 | @retval other This driver does not support this device\r | |
128 | \r | |
129 | **/\r | |
3a10d471 | 130 | EFI_STATUS\r |
131 | EFIAPI\r | |
132 | SCSIBusDriverBindingSupported (\r | |
133 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
134 | IN EFI_HANDLE Controller,\r | |
135 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
136 | );\r | |
137 | \r | |
9beb888e | 138 | /**\r |
139 | Start this driver on ControllerHandle.\r | |
140 | \r | |
141 | This service is called by the EFI boot service ConnectController(). In order\r | |
142 | to make drivers as small as possible, there are a few calling restrictions for\r | |
143 | this service. ConnectController() must follow these calling restrictions. If\r | |
144 | any other agent wishes to call Start() it must also follow these calling\r | |
145 | restrictions.\r | |
146 | \r | |
147 | @param This Protocol instance pointer.\r | |
148 | @param ControllerHandle Handle of device to bind driver to\r | |
149 | @param RemainingDevicePath Optional parameter use to pick a specific child\r | |
150 | device to start.\r | |
151 | \r | |
152 | @retval EFI_SUCCESS This driver is added to ControllerHandle\r | |
153 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle\r | |
154 | @retval other This driver does not support this device\r | |
155 | \r | |
156 | **/\r | |
3a10d471 | 157 | EFI_STATUS\r |
158 | EFIAPI\r | |
159 | SCSIBusDriverBindingStart (\r | |
160 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
161 | IN EFI_HANDLE Controller,\r | |
162 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
163 | );\r | |
164 | \r | |
9beb888e | 165 | /**\r |
166 | Stop this driver on ControllerHandle.\r | |
167 | \r | |
168 | This service is called by the EFI boot service DisconnectController().\r | |
169 | In order to make drivers as small as possible, there are a few calling\r | |
170 | restrictions for this service. DisconnectController() must follow these\r | |
171 | calling restrictions. If any other agent wishes to call Stop() it must also\r | |
172 | follow these calling restrictions.\r | |
173 | \r | |
174 | @param This Protocol instance pointer.\r | |
175 | @param ControllerHandle Handle of device to stop driver on\r | |
176 | @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
177 | children is zero stop the entire bus driver.\r | |
178 | @param ChildHandleBuffer List of Child Handles to Stop.\r | |
179 | \r | |
180 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
181 | @retval other This driver was not removed from this device\r | |
182 | \r | |
183 | **/\r | |
3a10d471 | 184 | EFI_STATUS\r |
185 | EFIAPI\r | |
186 | SCSIBusDriverBindingStop (\r | |
187 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
188 | IN EFI_HANDLE Controller,\r | |
189 | IN UINTN NumberOfChildren,\r | |
190 | IN EFI_HANDLE *ChildHandleBuffer\r | |
191 | );\r | |
192 | \r | |
193 | //\r | |
194 | // EFI Component Name Functions\r | |
195 | //\r | |
70da5bc2 | 196 | /**\r |
197 | Retrieves a Unicode string that is the user readable name of the driver.\r | |
198 | \r | |
199 | This function retrieves the user readable name of a driver in the form of a\r | |
200 | Unicode string. If the driver specified by This has a user readable name in\r | |
201 | the language specified by Language, then a pointer to the driver name is\r | |
202 | returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r | |
203 | by This does not support the language specified by Language,\r | |
204 | then EFI_UNSUPPORTED is returned.\r | |
205 | \r | |
9beb888e | 206 | @param This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r |
70da5bc2 | 207 | EFI_COMPONENT_NAME_PROTOCOL instance.\r |
208 | \r | |
9beb888e | 209 | @param Language A pointer to a Null-terminated ASCII string\r |
70da5bc2 | 210 | array indicating the language. This is the\r |
211 | language of the driver name that the caller is\r | |
212 | requesting, and it must match one of the\r | |
213 | languages specified in SupportedLanguages. The\r | |
214 | number of languages supported by a driver is up\r | |
215 | to the driver writer. Language is specified\r | |
0254efc0 | 216 | in RFC 4646 or ISO 639-2 language code format.\r |
70da5bc2 | 217 | \r |
9beb888e | 218 | @param DriverName A pointer to the Unicode string to return.\r |
70da5bc2 | 219 | This Unicode string is the name of the\r |
220 | driver specified by This in the language\r | |
221 | specified by Language.\r | |
222 | \r | |
223 | @retval EFI_SUCCESS The Unicode string for the Driver specified by\r | |
224 | This and the language specified by Language was\r | |
225 | returned in DriverName.\r | |
226 | \r | |
227 | @retval EFI_INVALID_PARAMETER Language is NULL.\r | |
228 | \r | |
229 | @retval EFI_INVALID_PARAMETER DriverName is NULL.\r | |
230 | \r | |
231 | @retval EFI_UNSUPPORTED The driver specified by This does not support\r | |
232 | the language specified by Language.\r | |
233 | \r | |
234 | **/\r | |
3a10d471 | 235 | EFI_STATUS\r |
236 | EFIAPI\r | |
237 | ScsiBusComponentNameGetDriverName (\r | |
238 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
239 | IN CHAR8 *Language,\r | |
240 | OUT CHAR16 **DriverName\r | |
241 | );\r | |
242 | \r | |
70da5bc2 | 243 | /**\r |
244 | Retrieves a Unicode string that is the user readable name of the controller\r | |
245 | that is being managed by a driver.\r | |
246 | \r | |
247 | This function retrieves the user readable name of the controller specified by\r | |
248 | ControllerHandle and ChildHandle in the form of a Unicode string. If the\r | |
249 | driver specified by This has a user readable name in the language specified by\r | |
250 | Language, then a pointer to the controller name is returned in ControllerName,\r | |
251 | and EFI_SUCCESS is returned. If the driver specified by This is not currently\r | |
252 | managing the controller specified by ControllerHandle and ChildHandle,\r | |
253 | then EFI_UNSUPPORTED is returned. If the driver specified by This does not\r | |
254 | support the language specified by Language, then EFI_UNSUPPORTED is returned.\r | |
255 | \r | |
9beb888e | 256 | @param This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r |
70da5bc2 | 257 | EFI_COMPONENT_NAME_PROTOCOL instance.\r |
258 | \r | |
9beb888e | 259 | @param ControllerHandle The handle of a controller that the driver\r |
70da5bc2 | 260 | specified by This is managing. This handle\r |
261 | specifies the controller whose name is to be\r | |
262 | returned.\r | |
263 | \r | |
9beb888e | 264 | @param ChildHandle The handle of the child controller to retrieve\r |
70da5bc2 | 265 | the name of. This is an optional parameter that\r |
266 | may be NULL. It will be NULL for device\r | |
267 | drivers. It will also be NULL for a bus drivers\r | |
268 | that wish to retrieve the name of the bus\r | |
269 | controller. It will not be NULL for a bus\r | |
270 | driver that wishes to retrieve the name of a\r | |
271 | child controller.\r | |
272 | \r | |
9beb888e | 273 | @param Language A pointer to a Null-terminated ASCII string\r |
70da5bc2 | 274 | array indicating the language. This is the\r |
275 | language of the driver name that the caller is\r | |
276 | requesting, and it must match one of the\r | |
277 | languages specified in SupportedLanguages. The\r | |
278 | number of languages supported by a driver is up\r | |
279 | to the driver writer. Language is specified in\r | |
0254efc0 | 280 | RFC 4646 or ISO 639-2 language code format.\r |
70da5bc2 | 281 | \r |
9beb888e | 282 | @param ControllerName A pointer to the Unicode string to return.\r |
70da5bc2 | 283 | This Unicode string is the name of the\r |
284 | controller specified by ControllerHandle and\r | |
285 | ChildHandle in the language specified by\r | |
286 | Language from the point of view of the driver\r | |
287 | specified by This.\r | |
288 | \r | |
289 | @retval EFI_SUCCESS The Unicode string for the user readable name in\r | |
290 | the language specified by Language for the\r | |
291 | driver specified by This was returned in\r | |
292 | DriverName.\r | |
293 | \r | |
284ee2e8 | 294 | @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r |
70da5bc2 | 295 | \r |
296 | @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid\r | |
297 | EFI_HANDLE.\r | |
298 | \r | |
299 | @retval EFI_INVALID_PARAMETER Language is NULL.\r | |
300 | \r | |
301 | @retval EFI_INVALID_PARAMETER ControllerName is NULL.\r | |
302 | \r | |
303 | @retval EFI_UNSUPPORTED The driver specified by This is not currently\r | |
304 | managing the controller specified by\r | |
305 | ControllerHandle and ChildHandle.\r | |
306 | \r | |
307 | @retval EFI_UNSUPPORTED The driver specified by This does not support\r | |
308 | the language specified by Language.\r | |
309 | \r | |
310 | **/\r | |
3a10d471 | 311 | EFI_STATUS\r |
312 | EFIAPI\r | |
313 | ScsiBusComponentNameGetControllerName (\r | |
314 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
315 | IN EFI_HANDLE ControllerHandle,\r | |
316 | IN EFI_HANDLE ChildHandle OPTIONAL,\r | |
317 | IN CHAR8 *Language,\r | |
318 | OUT CHAR16 **ControllerName\r | |
319 | );\r | |
320 | \r | |
9beb888e | 321 | /**\r |
322 | Retrieves the device type information of the SCSI Controller.\r | |
70da5bc2 | 323 | \r |
9beb888e | 324 | @param This Protocol instance pointer.\r |
325 | @param DeviceType A pointer to the device type information retrieved from\r | |
326 | the SCSI Controller. \r | |
327 | \r | |
328 | @retval EFI_SUCCESS Retrieves the device type information successfully.\r | |
329 | @retval EFI_INVALID_PARAMETER The DeviceType is NULL.\r | |
330 | \r | |
331 | **/\r | |
3a10d471 | 332 | EFI_STATUS\r |
333 | EFIAPI\r | |
334 | ScsiGetDeviceType (\r | |
335 | IN EFI_SCSI_IO_PROTOCOL *This,\r | |
336 | OUT UINT8 *DeviceType\r | |
9beb888e | 337 | );\r |
3a10d471 | 338 | \r |
9beb888e | 339 | /**\r |
340 | Retrieves the device location in the SCSI channel.\r | |
3a10d471 | 341 | \r |
9beb888e | 342 | @param This Protocol instance pointer.\r |
343 | @param Target A pointer to the Target ID of a SCSI device\r | |
344 | on the SCSI channel.\r | |
345 | @param Lun A pointer to the LUN of the SCSI device on\r | |
346 | the SCSI channel.\r | |
3a10d471 | 347 | \r |
9beb888e | 348 | @retval EFI_SUCCESS Retrieves the device location successfully.\r |
349 | @retval EFI_INVALID_PARAMETER The Target or Lun is NULL.\r | |
3a10d471 | 350 | \r |
9beb888e | 351 | **/\r |
3a10d471 | 352 | EFI_STATUS\r |
353 | EFIAPI\r | |
9beb888e | 354 | ScsiGetDeviceLocation (\r |
355 | IN EFI_SCSI_IO_PROTOCOL *This,\r | |
356 | IN OUT UINT8 **Target,\r | |
357 | OUT UINT64 *Lun\r | |
358 | );\r | |
3a10d471 | 359 | \r |
9beb888e | 360 | /**\r |
70c94b3b | 361 | Resets the SCSI Bus that the SCSI Controller is attached to.\r |
3a10d471 | 362 | \r |
9beb888e | 363 | @param This Protocol instance pointer.\r |
3a10d471 | 364 | \r |
9beb888e | 365 | @retval EFI_SUCCESS The SCSI bus is reset successfully.\r |
366 | @retval EFI_DEVICE_ERROR Errors encountered when resetting the SCSI bus.\r | |
367 | @retval EFI_UNSUPPORTED The bus reset operation is not supported by the\r | |
368 | SCSI Host Controller.\r | |
369 | @retval EFI_TIMEOUT A timeout occurred while attempting to reset \r | |
370 | the SCSI bus.\r | |
371 | **/\r | |
3a10d471 | 372 | EFI_STATUS\r |
373 | EFIAPI\r | |
9beb888e | 374 | ScsiResetBus (\r |
3a10d471 | 375 | IN EFI_SCSI_IO_PROTOCOL *This\r |
9beb888e | 376 | );\r |
3a10d471 | 377 | \r |
9beb888e | 378 | /**\r |
70c94b3b | 379 | Resets the SCSI Controller that the device handle specifies.\r |
3a10d471 | 380 | \r |
9beb888e | 381 | @param This Protocol instance pointer.\r |
3a10d471 | 382 | \r |
9beb888e | 383 | @retval EFI_SUCCESS Reset the SCSI controller successfully.\r |
384 | @retval EFI_DEVICE_ERROR Errors are encountered when resetting the SCSI Controller.\r | |
385 | @retval EFI_UNSUPPORTED The SCSI bus does not support a device reset operation.\r | |
386 | @retval EFI_TIMEOUT A timeout occurred while attempting to reset the\r | |
387 | SCSI Controller.\r | |
388 | **/\r | |
3a10d471 | 389 | EFI_STATUS\r |
390 | EFIAPI\r | |
9beb888e | 391 | ScsiResetDevice (\r |
392 | IN EFI_SCSI_IO_PROTOCOL *This\r | |
393 | );\r | |
3a10d471 | 394 | \r |
9beb888e | 395 | /**\r |
70c94b3b | 396 | Sends a SCSI Request Packet to the SCSI Controller for execution.\r |
3a10d471 | 397 | \r |
9beb888e | 398 | @param This Protocol instance pointer.\r |
399 | @param CommandPacket The SCSI request packet to send to the SCSI \r | |
70c94b3b | 400 | Controller specified by the device handle.\r |
9beb888e | 401 | @param Event If the SCSI bus where the SCSI device is attached\r |
70c94b3b | 402 | does not support non-blocking I/O, then Event is \r |
403 | ignored, and blocking I/O is performed. \r | |
404 | If Event is NULL, then blocking I/O is performed.\r | |
405 | If Event is not NULL and non-blocking I/O is \r | |
406 | supported, then non-blocking I/O is performed,\r | |
407 | and Event will be signaled when the SCSI Request\r | |
408 | Packet completes.\r | |
3a10d471 | 409 | \r |
9beb888e | 410 | @retval EFI_SUCCESS The SCSI Request Packet was sent by the host \r |
411 | successfully, and TransferLength bytes were \r | |
412 | transferred to/from DataBuffer.See \r | |
413 | HostAdapterStatus, TargetStatus, \r | |
414 | SenseDataLength, and SenseData in that order\r | |
415 | for additional status information.\r | |
416 | @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, \r | |
417 | but the entire DataBuffer could not be transferred.\r | |
418 | The actual number of bytes transferred is returned\r | |
419 | in TransferLength. See HostAdapterStatus, \r | |
420 | TargetStatus, SenseDataLength, and SenseData in \r | |
421 | that order for additional status information.\r | |
422 | @retval EFI_NOT_READY The SCSI Request Packet could not be sent because \r | |
423 | there are too many SCSI Command Packets already \r | |
424 | queued.The caller may retry again later.\r | |
425 | @retval EFI_DEVICE_ERROR A device error occurred while attempting to send \r | |
426 | the SCSI Request Packet. See HostAdapterStatus, \r | |
427 | TargetStatus, SenseDataLength, and SenseData in \r | |
428 | that order for additional status information.\r | |
429 | @retval EFI_INVALID_PARAMETER The contents of CommandPacket are invalid. \r | |
430 | The SCSI Request Packet was not sent, so no \r | |
431 | additional status information is available.\r | |
432 | @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet\r | |
433 | is not supported by the SCSI initiator(i.e., SCSI \r | |
434 | Host Controller). The SCSI Request Packet was not\r | |
435 | sent, so no additional status information is \r | |
436 | available.\r | |
437 | @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI \r | |
438 | Request Packet to execute. See HostAdapterStatus,\r | |
439 | TargetStatus, SenseDataLength, and SenseData in \r | |
440 | that order for additional status information.\r | |
441 | **/\r | |
3a10d471 | 442 | EFI_STATUS\r |
9beb888e | 443 | EFIAPI\r |
444 | ScsiExecuteSCSICommand (\r | |
445 | IN EFI_SCSI_IO_PROTOCOL *This,\r | |
446 | IN OUT EFI_SCSI_IO_SCSI_REQUEST_PACKET *CommandPacket,\r | |
447 | IN EFI_EVENT Event OPTIONAL\r | |
448 | );\r | |
3a10d471 | 449 | \r |
9beb888e | 450 | /**\r |
70c94b3b | 451 | Scan SCSI Bus to discover the device, and attach ScsiIoProtocol to it.\r |
3a10d471 | 452 | \r |
9beb888e | 453 | @param This Protocol instance pointer\r |
454 | @param Controller Controller handle\r | |
455 | @param TargetId Tartget to be scanned\r | |
456 | @param Lun The Lun of the SCSI device on the SCSI channel.\r | |
457 | @param ScsiBusDev The pointer of SCSI_BUS_DEVICE\r | |
3a10d471 | 458 | \r |
9beb888e | 459 | @retval EFI_SUCCESS Successfully to discover the device and attach\r |
460 | ScsiIoProtocol to it.\r | |
461 | @retval EFI_OUT_OF_RESOURCES Fail to discover the device.\r | |
3a10d471 | 462 | \r |
9beb888e | 463 | **/\r |
464 | EFI_STATUS\r | |
465 | EFIAPI\r | |
466 | ScsiScanCreateDevice (\r | |
467 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
468 | IN EFI_HANDLE Controller,\r | |
469 | IN SCSI_TARGET_ID *TargetId,\r | |
470 | IN UINT64 Lun,\r | |
471 | IN OUT SCSI_BUS_DEVICE *ScsiBusDev\r | |
472 | );\r | |
3a10d471 | 473 | \r |
9beb888e | 474 | /**\r |
f36d6e66 | 475 | Discovery SCSI Device\r |
3a10d471 | 476 | \r |
9beb888e | 477 | @param ScsiIoDevice The pointer of SCSI_IO_DEV\r |
3a10d471 | 478 | \r |
9beb888e | 479 | @retval TRUE Find SCSI Device and verify it.\r |
480 | @retval FALSE Unable to find SCSI Device.\r | |
3a10d471 | 481 | \r |
9beb888e | 482 | **/\r |
483 | BOOLEAN\r | |
484 | DiscoverScsiDevice (\r | |
485 | IN OUT SCSI_IO_DEV *ScsiIoDevice\r | |
486 | );\r | |
3a10d471 | 487 | \r |
3a10d471 | 488 | #endif\r |