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ead42efc | 1 | /** @file\r |
2 | Copyright (c) 2006 - 2007 Intel Corporation. <BR>\r | |
3 | All rights reserved. This program and the accompanying materials\r | |
4 | are licensed and made available under the terms and conditions of the BSD License\r | |
5 | which accompanies this distribution. The full text of the license may be found at\r | |
6 | http://opensource.org/licenses/bsd-license.php\r | |
7 | \r | |
8 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
9 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
10 | \r | |
11 | @par Revision Reference:\r | |
12 | This module is modified from DXE\IDE module for Ide Contriller Init support\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include "idebus.h"\r | |
17 | \r | |
18 | #define PCI_CLASS_MASS_STORAGE 0x01\r | |
19 | #define PCI_SUB_CLASS_IDE 0x01\r | |
20 | \r | |
21 | \r | |
22 | //\r | |
23 | // IDE Bus Driver Binding Protocol Instance\r | |
24 | //\r | |
25 | EFI_DRIVER_BINDING_PROTOCOL gIDEBusDriverBinding = {\r | |
26 | IDEBusDriverBindingSupported,\r | |
27 | IDEBusDriverBindingStart,\r | |
28 | IDEBusDriverBindingStop,\r | |
29 | 0xa,\r | |
30 | NULL,\r | |
31 | NULL\r | |
32 | };\r | |
33 | \r | |
34 | //\r | |
35 | // ***********************************************************************************\r | |
36 | // IDEBusDriverBindingSupported\r | |
37 | // ***********************************************************************************\r | |
38 | //\r | |
39 | /**\r | |
40 | Register Driver Binding protocol for this driver.\r | |
41 | \r | |
42 | @param[in] This -- A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r | |
43 | @param[in] ControllerHandle -- The handle of the controller to test.\r | |
44 | @param[in] RemainingDevicePath -- A pointer to the remaining portion of a device path.\r | |
45 | \r | |
46 | @retval EFI_SUCCESS Driver loaded.\r | |
47 | @retval other Driver not loaded.\r | |
48 | \r | |
49 | **/\r | |
50 | EFI_STATUS\r | |
51 | EFIAPI\r | |
52 | IDEBusDriverBindingSupported (\r | |
53 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
54 | IN EFI_HANDLE Controller,\r | |
55 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
56 | )\r | |
57 | // TODO: Controller - add argument and description to function comment\r | |
58 | // TODO: EFI_UNSUPPORTED - add return value to function comment\r | |
59 | {\r | |
60 | EFI_STATUS Status;\r | |
61 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
62 | EFI_DEV_PATH *Node;\r | |
63 | EFI_IDE_CONTROLLER_INIT_PROTOCOL *IdeInit;\r | |
64 | \r | |
65 | if (RemainingDevicePath != NULL) {\r | |
66 | Node = (EFI_DEV_PATH *) RemainingDevicePath;\r | |
67 | if (Node->DevPath.Type != MESSAGING_DEVICE_PATH ||\r | |
68 | Node->DevPath.SubType != MSG_ATAPI_DP ||\r | |
69 | DevicePathNodeLength(&Node->DevPath) != sizeof(ATAPI_DEVICE_PATH)) {\r | |
70 | return EFI_UNSUPPORTED;\r | |
71 | }\r | |
72 | }\r | |
73 | \r | |
74 | //\r | |
75 | // Open the IO Abstraction(s) needed to perform the supported test\r | |
76 | //\r | |
77 | Status = gBS->OpenProtocol (\r | |
78 | Controller,\r | |
79 | &gEfiDevicePathProtocolGuid,\r | |
80 | (VOID **) &ParentDevicePath,\r | |
81 | This->DriverBindingHandle,\r | |
82 | Controller,\r | |
83 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
84 | );\r | |
85 | if (Status == EFI_ALREADY_STARTED) {\r | |
86 | return EFI_SUCCESS;\r | |
87 | }\r | |
88 | \r | |
89 | if (EFI_ERROR (Status)) {\r | |
90 | return Status;\r | |
91 | }\r | |
92 | \r | |
93 | //\r | |
94 | // Close protocol, don't use device path protocol in the .Support() function\r | |
95 | //\r | |
96 | gBS->CloseProtocol (\r | |
97 | Controller,\r | |
98 | &gEfiDevicePathProtocolGuid,\r | |
99 | This->DriverBindingHandle,\r | |
100 | Controller\r | |
101 | );\r | |
102 | \r | |
103 | //\r | |
104 | // Verify the Ide Controller Init Protocol, which installed by the\r | |
105 | // IdeController module.\r | |
106 | // Note 1: PciIo protocol has been opened BY_DRIVER by ide_init, so We can't\r | |
107 | // open BY_DRIVER here) That's why we don't check pciio protocol\r | |
108 | // Note 2: ide_init driver check ide controller's pci config space, so we dont\r | |
109 | // check here any more to save code size\r | |
110 | //\r | |
111 | Status = gBS->OpenProtocol (\r | |
112 | Controller,\r | |
113 | &gEfiIdeControllerInitProtocolGuid,\r | |
114 | (VOID **) &IdeInit,\r | |
115 | This->DriverBindingHandle,\r | |
116 | Controller,\r | |
117 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
118 | );\r | |
119 | \r | |
120 | if (Status == EFI_ALREADY_STARTED) {\r | |
121 | return EFI_SUCCESS;\r | |
122 | }\r | |
123 | \r | |
124 | //\r | |
125 | // If protocols were opened normally, closed it\r | |
126 | //\r | |
127 | gBS->CloseProtocol (\r | |
128 | Controller,\r | |
129 | &gEfiIdeControllerInitProtocolGuid,\r | |
130 | This->DriverBindingHandle,\r | |
131 | Controller\r | |
132 | );\r | |
133 | \r | |
134 | return Status;\r | |
135 | }\r | |
136 | \r | |
137 | //\r | |
138 | // ***********************************************************************************\r | |
139 | // IDEBusDriverBindingStart\r | |
140 | // ***********************************************************************************\r | |
141 | //\r | |
142 | /**\r | |
143 | Start this driver on Controller by detecting all disks and installing\r | |
144 | BlockIo protocol on them.\r | |
145 | \r | |
146 | @param This Protocol instance pointer.\r | |
147 | @param Controller Handle of device to bind driver to.\r | |
148 | @param RemainingDevicePath Not used, always produce all possible children.\r | |
149 | \r | |
150 | @retval EFI_SUCCESS This driver is added to ControllerHandle.\r | |
151 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
152 | @retval other This driver does not support this device.\r | |
153 | \r | |
154 | **/\r | |
155 | EFI_STATUS\r | |
156 | EFIAPI\r | |
157 | IDEBusDriverBindingStart (\r | |
158 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
159 | IN EFI_HANDLE Controller,\r | |
160 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
161 | )\r | |
162 | {\r | |
163 | EFI_STATUS Status;\r | |
164 | EFI_STATUS SavedStatus;\r | |
165 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
166 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
167 | EFI_DEV_PATH *Node;\r | |
168 | UINT8 IdeChannel;\r | |
169 | UINT8 BeginningIdeChannel;\r | |
170 | UINT8 EndIdeChannel;\r | |
171 | UINT8 IdeDevice;\r | |
172 | UINT8 BeginningIdeDevice;\r | |
173 | UINT8 EndIdeDevice;\r | |
174 | IDE_BLK_IO_DEV *IdeBlkIoDevice[IdeMaxChannel][IdeMaxDevice];\r | |
175 | IDE_BLK_IO_DEV *IdeBlkIoDevicePtr;\r | |
176 | IDE_REGISTERS_BASE_ADDR IdeRegsBaseAddr[IdeMaxChannel];\r | |
177 | ATA_TRANSFER_MODE TransferMode;\r | |
178 | ATA_DRIVE_PARMS DriveParameters;\r | |
179 | EFI_DEV_PATH NewNode;\r | |
180 | UINT8 ConfigurationOptions;\r | |
181 | UINT16 CommandBlockBaseAddr;\r | |
182 | UINT16 ControlBlockBaseAddr;\r | |
183 | UINTN DataSize;\r | |
184 | IDE_BUS_DRIVER_PRIVATE_DATA *IdeBusDriverPrivateData;\r | |
185 | \r | |
186 | //\r | |
187 | // Local variables declaration for IdeControllerInit support\r | |
188 | //\r | |
189 | EFI_IDE_CONTROLLER_INIT_PROTOCOL *IdeInit;\r | |
190 | BOOLEAN EnumAll;\r | |
191 | BOOLEAN ChannelEnabled;\r | |
192 | UINT8 MaxDevices;\r | |
193 | EFI_IDENTIFY_DATA IdentifyData;\r | |
194 | EFI_ATA_COLLECTIVE_MODE *SupportedModes;\r | |
195 | \r | |
196 | IdeBusDriverPrivateData = NULL;\r | |
197 | SupportedModes = NULL;\r | |
198 | \r | |
199 | //\r | |
200 | // Perform IdeBus initialization\r | |
201 | //\r | |
202 | Status = gBS->OpenProtocol (\r | |
203 | Controller,\r | |
204 | &gEfiDevicePathProtocolGuid,\r | |
205 | (VOID **) &ParentDevicePath,\r | |
206 | This->DriverBindingHandle,\r | |
207 | Controller,\r | |
208 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
209 | );\r | |
210 | if ((EFI_ERROR (Status)) && (Status != EFI_ALREADY_STARTED)) {\r | |
211 | return Status;\r | |
212 | }\r | |
213 | \r | |
214 | //\r | |
215 | // Now open the IDE_CONTROLLER_INIT protocol. Step7.1\r | |
216 | //\r | |
217 | Status = gBS->OpenProtocol (\r | |
218 | Controller,\r | |
219 | &gEfiIdeControllerInitProtocolGuid,\r | |
220 | (VOID **) &IdeInit,\r | |
221 | This->DriverBindingHandle,\r | |
222 | Controller,\r | |
223 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
224 | );\r | |
225 | \r | |
226 | //\r | |
227 | // The following OpenProtocol function with _GET_PROTOCOL attribute and\r | |
228 | // will not return EFI_ALREADY_STARTED, so save it for now\r | |
229 | //\r | |
230 | SavedStatus = Status;\r | |
231 | \r | |
232 | if ((EFI_ERROR (Status)) && (Status != EFI_ALREADY_STARTED)) {\r | |
233 | DEBUG ((EFI_D_ERROR, "Open Init, Status=%x", Status));\r | |
234 | //\r | |
235 | // open protocol is not SUCCESS or not ALREADY_STARTED, error exit\r | |
236 | //\r | |
237 | goto ErrorExit;\r | |
238 | }\r | |
239 | \r | |
240 | //\r | |
241 | // Save Enumall. Step7.2\r | |
242 | //\r | |
243 | EnumAll = IdeInit->EnumAll;\r | |
244 | \r | |
245 | //\r | |
246 | // Consume PCI I/O protocol. Note that the OpenProtocol with _GET_PROTOCOL\r | |
247 | // attribute will not return EFI_ALREADY_STARTED\r | |
248 | //\r | |
249 | Status = gBS->OpenProtocol (\r | |
250 | Controller,\r | |
251 | &gEfiPciIoProtocolGuid,\r | |
252 | (VOID **) &PciIo,\r | |
253 | This->DriverBindingHandle,\r | |
254 | Controller,\r | |
255 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
256 | );\r | |
257 | if (EFI_ERROR (Status)) {\r | |
258 | DEBUG ((EFI_D_ERROR, "Open PciIo, Status=%x", Status));\r | |
259 | goto ErrorExit;\r | |
260 | }\r | |
261 | \r | |
262 | //\r | |
263 | // We must check EFI_ALREADY_STARTED because many ATAPI devices are removable\r | |
264 | //\r | |
265 | if (SavedStatus != EFI_ALREADY_STARTED) {\r | |
266 | IdeBusDriverPrivateData = AllocatePool (sizeof (IDE_BUS_DRIVER_PRIVATE_DATA));\r | |
267 | if (IdeBusDriverPrivateData == NULL) {\r | |
268 | Status = EFI_OUT_OF_RESOURCES;\r | |
269 | goto ErrorExit;\r | |
270 | }\r | |
271 | \r | |
272 | ZeroMem (IdeBusDriverPrivateData, sizeof (IDE_BUS_DRIVER_PRIVATE_DATA));\r | |
273 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
274 | &Controller,\r | |
275 | &gEfiCallerIdGuid,\r | |
276 | IdeBusDriverPrivateData,\r | |
277 | NULL\r | |
278 | );\r | |
279 | if (EFI_ERROR (Status)) {\r | |
280 | goto ErrorExit;\r | |
281 | }\r | |
282 | \r | |
283 | } else {\r | |
284 | Status = gBS->OpenProtocol (\r | |
285 | Controller,\r | |
286 | &gEfiCallerIdGuid,\r | |
287 | (VOID **) &IdeBusDriverPrivateData,\r | |
288 | This->DriverBindingHandle,\r | |
289 | Controller,\r | |
290 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
291 | );\r | |
292 | if (EFI_ERROR (Status)) {\r | |
293 | IdeBusDriverPrivateData = NULL;\r | |
294 | goto ErrorExit;\r | |
295 | }\r | |
296 | }\r | |
297 | \r | |
298 | Status = PciIo->Attributes (\r | |
299 | PciIo,\r | |
300 | EfiPciIoAttributeOperationEnable,\r | |
301 | EFI_PCI_DEVICE_ENABLE,\r | |
302 | NULL\r | |
303 | );\r | |
304 | if (EFI_ERROR (Status)) {\r | |
305 | goto ErrorExit;\r | |
306 | }\r | |
307 | \r | |
308 | //\r | |
309 | // Read the environment variable that contains the IDEBus Driver's\r | |
310 | // Config options that were set by the Driver Configuration Protocol\r | |
311 | //\r | |
312 | DataSize = sizeof (ConfigurationOptions);\r | |
313 | Status = gRT->GetVariable (\r | |
314 | (CHAR16 *) L"Configuration",\r | |
315 | &gEfiCallerIdGuid,\r | |
316 | NULL,\r | |
317 | &DataSize,\r | |
318 | &ConfigurationOptions\r | |
319 | );\r | |
320 | if (EFI_ERROR (Status)) {\r | |
321 | ConfigurationOptions = 0x0f;\r | |
322 | }\r | |
323 | \r | |
324 | if (EnumAll) {\r | |
325 | //\r | |
326 | // If IdeInit->EnumAll is TRUE, must enumerate all IDE device anyway\r | |
327 | //\r | |
328 | BeginningIdeChannel = IdePrimary;\r | |
329 | EndIdeChannel = IdeSecondary;\r | |
330 | BeginningIdeDevice = IdeMaster;\r | |
331 | EndIdeDevice = IdeSlave;\r | |
332 | } else if (RemainingDevicePath == NULL) {\r | |
333 | //\r | |
334 | // RemainingDevicePath is NULL, scan IDE bus for each device;\r | |
335 | //\r | |
336 | BeginningIdeChannel = IdePrimary;\r | |
337 | EndIdeChannel = IdeSecondary;\r | |
338 | BeginningIdeDevice = IdeMaster;\r | |
339 | //\r | |
340 | // default, may be redefined by IdeInit\r | |
341 | //\r | |
342 | EndIdeDevice = IdeSlave;\r | |
343 | } else {\r | |
344 | //\r | |
345 | // RemainingDevicePath is not NULL, only scan the specified device.\r | |
346 | //\r | |
347 | Node = (EFI_DEV_PATH *) RemainingDevicePath;\r | |
348 | BeginningIdeChannel = Node->Atapi.PrimarySecondary;\r | |
349 | EndIdeChannel = BeginningIdeChannel;\r | |
350 | BeginningIdeDevice = Node->Atapi.SlaveMaster;\r | |
351 | EndIdeDevice = BeginningIdeDevice;\r | |
352 | }\r | |
353 | \r | |
354 | //\r | |
355 | // Obtain IDE IO port registers' base addresses\r | |
356 | //\r | |
357 | Status = GetIdeRegistersBaseAddr (PciIo, IdeRegsBaseAddr);\r | |
358 | if (EFI_ERROR (Status)) {\r | |
359 | goto ErrorExit;\r | |
360 | }\r | |
361 | \r | |
362 | //\r | |
363 | // Report status code: begin IdeBus initialization\r | |
364 | //\r | |
365 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
366 | EFI_PROGRESS_CODE,\r | |
367 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_PC_RESET),\r | |
368 | ParentDevicePath\r | |
369 | );\r | |
370 | \r | |
371 | //\r | |
372 | // Strictly follow the enumeration based on IDE_CONTROLLER_INIT protocol\r | |
373 | //\r | |
374 | for (IdeChannel = BeginningIdeChannel; IdeChannel <= EndIdeChannel; IdeChannel++) {\r | |
375 | \r | |
376 | IdeInit->NotifyPhase (IdeInit, EfiIdeBeforeChannelEnumeration, IdeChannel);\r | |
377 | \r | |
378 | //\r | |
379 | // now obtain channel information fron IdeControllerInit protocol. Step9\r | |
380 | //\r | |
381 | Status = IdeInit->GetChannelInfo (\r | |
382 | IdeInit,\r | |
383 | IdeChannel,\r | |
384 | &ChannelEnabled,\r | |
385 | &MaxDevices\r | |
386 | );\r | |
387 | if (EFI_ERROR (Status)) {\r | |
388 | DEBUG ((EFI_D_ERROR, "[GetChannel, Status=%x]", Status));\r | |
389 | continue;\r | |
390 | }\r | |
391 | \r | |
392 | if (!ChannelEnabled) {\r | |
393 | continue;\r | |
394 | }\r | |
395 | \r | |
396 | EndIdeDevice = (UINT8) EFI_MIN ((MaxDevices - 1), EndIdeDevice);\r | |
397 | \r | |
398 | //\r | |
399 | // Now inform the IDE Controller Init Module. Sept10\r | |
400 | //\r | |
401 | IdeInit->NotifyPhase (IdeInit, EfiIdeBeforeChannelReset, IdeChannel);\r | |
402 | \r | |
403 | //\r | |
404 | // No reset channel function implemented. Sept11\r | |
405 | //\r | |
406 | IdeInit->NotifyPhase (IdeInit, EfiIdeAfterChannelReset, IdeChannel);\r | |
407 | \r | |
408 | //\r | |
409 | // Step13\r | |
410 | //\r | |
411 | IdeInit->NotifyPhase (\r | |
412 | IdeInit,\r | |
413 | EfiIdeBusBeforeDevicePresenceDetection,\r | |
414 | IdeChannel\r | |
415 | );\r | |
416 | \r | |
417 | //\r | |
418 | // Prepare to detect IDE device of this channel\r | |
419 | //\r | |
420 | InitializeIDEChannelData ();\r | |
421 | \r | |
422 | //\r | |
423 | // -- 1st inner loop --- Master/Slave ------------ Step14\r | |
424 | //\r | |
425 | for (IdeDevice = BeginningIdeDevice; IdeDevice <= EndIdeDevice; IdeDevice++) {\r | |
426 | //\r | |
427 | // Check whether the configuration options allow this device\r | |
428 | //\r | |
429 | if (!(ConfigurationOptions & (1 << (IdeChannel * 2 + IdeDevice)))) {\r | |
430 | continue;\r | |
431 | }\r | |
432 | \r | |
433 | //\r | |
434 | // The device has been scanned in another Start(), No need to scan it again\r | |
435 | // for perf optimization.\r | |
436 | //\r | |
437 | if (IdeBusDriverPrivateData->HaveScannedDevice[IdeChannel * 2 + IdeDevice]) {\r | |
438 | continue;\r | |
439 | }\r | |
440 | \r | |
441 | //\r | |
442 | // create child handle for the detected device.\r | |
443 | //\r | |
444 | IdeBlkIoDevice[IdeChannel][IdeDevice] = AllocatePool (sizeof (IDE_BLK_IO_DEV));\r | |
445 | if (IdeBlkIoDevice[IdeChannel][IdeDevice] == NULL) {\r | |
446 | continue;\r | |
447 | }\r | |
448 | \r | |
449 | IdeBlkIoDevicePtr = IdeBlkIoDevice[IdeChannel][IdeDevice];\r | |
450 | \r | |
451 | ZeroMem (IdeBlkIoDevicePtr, sizeof (IDE_BLK_IO_DEV));\r | |
452 | \r | |
453 | IdeBlkIoDevicePtr->Signature = IDE_BLK_IO_DEV_SIGNATURE;\r | |
454 | IdeBlkIoDevicePtr->Channel = (EFI_IDE_CHANNEL) IdeChannel;\r | |
455 | IdeBlkIoDevicePtr->Device = (EFI_IDE_DEVICE) IdeDevice;\r | |
456 | \r | |
457 | //\r | |
458 | // initialize Block IO interface's Media pointer\r | |
459 | //\r | |
460 | IdeBlkIoDevicePtr->BlkIo.Media = &IdeBlkIoDevicePtr->BlkMedia;\r | |
461 | \r | |
462 | //\r | |
463 | // Initialize IDE IO port addresses, including Command Block registers\r | |
464 | // and Control Block registers\r | |
465 | //\r | |
466 | IdeBlkIoDevicePtr->IoPort = AllocatePool (sizeof (IDE_BASE_REGISTERS));\r | |
467 | if (IdeBlkIoDevicePtr->IoPort == NULL) {\r | |
468 | continue;\r | |
469 | }\r | |
470 | \r | |
471 | ZeroMem (IdeBlkIoDevicePtr->IoPort, sizeof (IDE_BASE_REGISTERS));\r | |
472 | CommandBlockBaseAddr = IdeRegsBaseAddr[IdeChannel].CommandBlockBaseAddr;\r | |
473 | ControlBlockBaseAddr = IdeRegsBaseAddr[IdeChannel].ControlBlockBaseAddr;\r | |
474 | \r | |
475 | IdeBlkIoDevicePtr->IoPort->Data = CommandBlockBaseAddr;\r | |
476 | (*(UINT16 *) &IdeBlkIoDevicePtr->IoPort->Reg1) = (UINT16) (CommandBlockBaseAddr + 0x01);\r | |
477 | IdeBlkIoDevicePtr->IoPort->SectorCount = (UINT16) (CommandBlockBaseAddr + 0x02);\r | |
478 | IdeBlkIoDevicePtr->IoPort->SectorNumber = (UINT16) (CommandBlockBaseAddr + 0x03);\r | |
479 | IdeBlkIoDevicePtr->IoPort->CylinderLsb = (UINT16) (CommandBlockBaseAddr + 0x04);\r | |
480 | IdeBlkIoDevicePtr->IoPort->CylinderMsb = (UINT16) (CommandBlockBaseAddr + 0x05);\r | |
481 | IdeBlkIoDevicePtr->IoPort->Head = (UINT16) (CommandBlockBaseAddr + 0x06);\r | |
482 | (*(UINT16 *) &IdeBlkIoDevicePtr->IoPort->Reg) = (UINT16) (CommandBlockBaseAddr + 0x07);\r | |
483 | \r | |
484 | (*(UINT16 *) &IdeBlkIoDevicePtr->IoPort->Alt) = ControlBlockBaseAddr;\r | |
485 | IdeBlkIoDevicePtr->IoPort->DriveAddress = (UINT16) (ControlBlockBaseAddr + 0x01);\r | |
486 | \r | |
487 | IdeBlkIoDevicePtr->IoPort->MasterSlave = (UINT16) ((IdeDevice == IdeMaster) ? 1 : 0);\r | |
488 | \r | |
489 | IdeBlkIoDevicePtr->PciIo = PciIo;\r | |
490 | IdeBlkIoDevicePtr->IdeBusDriverPrivateData = IdeBusDriverPrivateData;\r | |
491 | IdeBlkIoDevicePtr->IoPort->BusMasterBaseAddr = IdeRegsBaseAddr[IdeChannel].BusMasterBaseAddr;\r | |
492 | \r | |
493 | //\r | |
494 | // Report Status code: is about to detect IDE drive\r | |
495 | //\r | |
496 | REPORT_STATUS_CODE_EX (\r | |
497 | EFI_PROGRESS_CODE,\r | |
498 | (EFI_IO_BUS_ATA_ATAPI | EFI_P_PC_PRESENCE_DETECT),\r | |
499 | 0,\r | |
500 | &gEfiCallerIdGuid,\r | |
501 | NULL,\r | |
502 | NULL,\r | |
503 | 0\r | |
504 | );\r | |
505 | \r | |
506 | //\r | |
507 | // Discover device, now!\r | |
508 | //\r | |
509 | PERF_START (0, "DiscoverIdeDevice", "IDE", 0);\r | |
510 | Status = DiscoverIdeDevice (IdeBlkIoDevicePtr);\r | |
511 | PERF_END (0, "DiscoverIdeDevice", "IDE", 0);\r | |
512 | \r | |
513 | IdeBusDriverPrivateData->HaveScannedDevice[IdeChannel * 2 + IdeDevice] = TRUE;\r | |
514 | IdeBusDriverPrivateData->DeviceProcessed[IdeChannel * 2 + IdeDevice] = FALSE;\r | |
515 | \r | |
516 | if (!EFI_ERROR (Status)) {\r | |
517 | //\r | |
518 | // Set Device Path\r | |
519 | //\r | |
520 | ZeroMem (&NewNode, sizeof (NewNode));\r | |
521 | NewNode.DevPath.Type = MESSAGING_DEVICE_PATH;\r | |
522 | NewNode.DevPath.SubType = MSG_ATAPI_DP;\r | |
523 | SetDevicePathNodeLength (&NewNode.DevPath, sizeof (ATAPI_DEVICE_PATH));\r | |
524 | \r | |
525 | NewNode.Atapi.PrimarySecondary = (UINT8) IdeBlkIoDevicePtr->Channel;\r | |
526 | NewNode.Atapi.SlaveMaster = (UINT8) IdeBlkIoDevicePtr->Device;\r | |
527 | NewNode.Atapi.Lun = IdeBlkIoDevicePtr->Lun;\r | |
528 | IdeBlkIoDevicePtr->DevicePath = AppendDevicePathNode (\r | |
529 | ParentDevicePath,\r | |
530 | &NewNode.DevPath\r | |
531 | );\r | |
532 | if (IdeBlkIoDevicePtr->DevicePath == NULL) {\r | |
533 | ReleaseIdeResources (IdeBlkIoDevicePtr);\r | |
534 | continue;\r | |
535 | }\r | |
536 | \r | |
537 | //\r | |
538 | // Submit identify data to IDE controller init driver\r | |
539 | //\r | |
540 | CopyMem (&IdentifyData, IdeBlkIoDevicePtr->pIdData, sizeof (IdentifyData));\r | |
541 | IdeBusDriverPrivateData->DeviceFound[IdeChannel * 2 + IdeDevice] = TRUE;\r | |
542 | IdeInit->SubmitData (IdeInit, IdeChannel, IdeDevice, &IdentifyData);\r | |
543 | } else {\r | |
544 | //\r | |
545 | // Device detection failed\r | |
546 | //\r | |
547 | IdeBusDriverPrivateData->DeviceFound[IdeChannel * 2 + IdeDevice] = FALSE;\r | |
548 | IdeInit->SubmitData (IdeInit, IdeChannel, IdeDevice, NULL);\r | |
549 | ReleaseIdeResources (IdeBlkIoDevicePtr);\r | |
550 | IdeBlkIoDevicePtr = NULL;\r | |
551 | }\r | |
552 | //\r | |
553 | // end of 1st inner loop ---\r | |
554 | //\r | |
555 | }\r | |
556 | //\r | |
557 | // end of 1st outer loop =========\r | |
558 | //\r | |
559 | }\r | |
560 | \r | |
561 | //\r | |
562 | // = 2nd outer loop == Primary/Secondary =================\r | |
563 | //\r | |
564 | for (IdeChannel = BeginningIdeChannel; IdeChannel <= EndIdeChannel; IdeChannel++) {\r | |
565 | \r | |
566 | //\r | |
567 | // -- 2nd inner loop --- Master/Slave --------\r | |
568 | //\r | |
569 | for (IdeDevice = BeginningIdeDevice; IdeDevice <= EndIdeDevice; IdeDevice++) {\r | |
570 | \r | |
571 | if (IdeBusDriverPrivateData->DeviceProcessed[IdeChannel * 2 + IdeDevice]) {\r | |
572 | continue;\r | |
573 | }\r | |
574 | \r | |
575 | if (!IdeBusDriverPrivateData->DeviceFound[IdeChannel * 2 + IdeDevice]) {\r | |
576 | continue;\r | |
577 | }\r | |
578 | \r | |
579 | Status = IdeInit->CalculateMode (\r | |
580 | IdeInit,\r | |
581 | IdeChannel,\r | |
582 | IdeDevice,\r | |
583 | &SupportedModes\r | |
584 | );\r | |
585 | if (EFI_ERROR (Status)) {\r | |
586 | DEBUG ((EFI_D_ERROR, "[bStStp20S=%x]", Status));\r | |
587 | continue;\r | |
588 | }\r | |
589 | \r | |
590 | IdeBlkIoDevicePtr = IdeBlkIoDevice[IdeChannel][IdeDevice];\r | |
591 | \r | |
592 | //\r | |
593 | // Set best supported PIO mode on this IDE device\r | |
594 | //\r | |
595 | if (SupportedModes->PioMode.Mode <= ATA_PIO_MODE_2) {\r | |
596 | TransferMode.ModeCategory = ATA_MODE_CATEGORY_DEFAULT_PIO;\r | |
597 | } else {\r | |
598 | TransferMode.ModeCategory = ATA_MODE_CATEGORY_FLOW_PIO;\r | |
599 | }\r | |
600 | \r | |
601 | TransferMode.ModeNumber = (UINT8) (SupportedModes->PioMode.Mode);\r | |
602 | \r | |
603 | if (SupportedModes->ExtModeCount == 0){\r | |
604 | Status = SetDeviceTransferMode (IdeBlkIoDevicePtr, &TransferMode);\r | |
605 | \r | |
606 | if (EFI_ERROR (Status)) {\r | |
607 | IdeBusDriverPrivateData->DeviceFound[IdeChannel * 2 + IdeDevice] = FALSE;\r | |
608 | ReleaseIdeResources (IdeBlkIoDevicePtr);\r | |
609 | IdeBlkIoDevicePtr = NULL;\r | |
610 | continue;\r | |
611 | }\r | |
612 | }\r | |
613 | \r | |
614 | //\r | |
615 | // Set supported DMA mode on this IDE device. Note that UDMA & MDMA cann't\r | |
616 | // be set together. Only one DMA mode can be set to a device. If setting\r | |
617 | // DMA mode operation fails, we can continue moving on because we only use\r | |
618 | // PIO mode at boot time. DMA modes are used by certain kind of OS booting\r | |
619 | //\r | |
620 | if (SupportedModes->UdmaMode.Valid) {\r | |
621 | \r | |
622 | TransferMode.ModeCategory = ATA_MODE_CATEGORY_UDMA;\r | |
623 | TransferMode.ModeNumber = (UINT8) (SupportedModes->UdmaMode.Mode);\r | |
624 | Status = SetDeviceTransferMode (IdeBlkIoDevicePtr, &TransferMode);\r | |
625 | \r | |
626 | if (EFI_ERROR (Status)) {\r | |
627 | IdeBusDriverPrivateData->DeviceFound[IdeChannel * 2 + IdeDevice] = FALSE;\r | |
628 | ReleaseIdeResources (IdeBlkIoDevicePtr);\r | |
629 | IdeBlkIoDevicePtr = NULL;\r | |
630 | continue;\r | |
631 | }\r | |
632 | //\r | |
633 | // Record Udma Mode\r | |
634 | //\r | |
635 | IdeBlkIoDevicePtr->UdmaMode.Valid = TRUE;\r | |
636 | IdeBlkIoDevicePtr->UdmaMode.Mode = SupportedModes->UdmaMode.Mode;\r | |
637 | EnableInterrupt (IdeBlkIoDevicePtr);\r | |
638 | } else if (SupportedModes->MultiWordDmaMode.Valid) {\r | |
639 | \r | |
640 | TransferMode.ModeCategory = ATA_MODE_CATEGORY_MDMA;\r | |
641 | TransferMode.ModeNumber = (UINT8) SupportedModes->MultiWordDmaMode.Mode;\r | |
642 | Status = SetDeviceTransferMode (IdeBlkIoDevicePtr, &TransferMode);\r | |
643 | \r | |
644 | if (EFI_ERROR (Status)) {\r | |
645 | IdeBusDriverPrivateData->DeviceFound[IdeChannel * 2 + IdeDevice] = FALSE;\r | |
646 | ReleaseIdeResources (IdeBlkIoDevicePtr);\r | |
647 | IdeBlkIoDevicePtr = NULL;\r | |
648 | continue;\r | |
649 | }\r | |
650 | \r | |
651 | EnableInterrupt (IdeBlkIoDevicePtr);\r | |
652 | }\r | |
653 | //\r | |
654 | // Init driver parameters\r | |
655 | //\r | |
656 | DriveParameters.Sector = (UINT8) IdeBlkIoDevicePtr->pIdData->AtaData.sectors_per_track;\r | |
657 | DriveParameters.Heads = (UINT8) (IdeBlkIoDevicePtr->pIdData->AtaData.heads - 1);\r | |
658 | DriveParameters.MultipleSector = (UINT8) IdeBlkIoDevicePtr->pIdData->AtaData.multi_sector_cmd_max_sct_cnt;\r | |
659 | //\r | |
660 | // Set Parameters for the device:\r | |
661 | // 1) Init\r | |
662 | // 2) Establish the block count for READ/WRITE MULTIPLE (EXT) command\r | |
663 | //\r | |
664 | if ((IdeBlkIoDevicePtr->Type == IdeHardDisk) || (IdeBlkIoDevicePtr->Type == Ide48bitAddressingHardDisk)) {\r | |
665 | Status = SetDriveParameters (IdeBlkIoDevicePtr, &DriveParameters);\r | |
666 | }\r | |
667 | \r | |
668 | //\r | |
669 | // Record PIO mode used in private data\r | |
670 | //\r | |
671 | IdeBlkIoDevicePtr->PioMode = (ATA_PIO_MODE) SupportedModes->PioMode.Mode;\r | |
672 | \r | |
673 | //\r | |
674 | // Set IDE controller Timing Blocks in the PCI Configuration Space\r | |
675 | //\r | |
676 | IdeInit->SetTiming (IdeInit, IdeChannel, IdeDevice, SupportedModes);\r | |
677 | \r | |
678 | //\r | |
679 | // Add Component Name for the IDE/ATAPI device that was discovered.\r | |
680 | //\r | |
681 | IdeBlkIoDevicePtr->ControllerNameTable = NULL;\r | |
682 | ADD_NAME (IdeBlkIoDevicePtr);\r | |
683 | \r | |
684 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
685 | &IdeBlkIoDevicePtr->Handle,\r | |
686 | &gEfiDevicePathProtocolGuid,\r | |
687 | IdeBlkIoDevicePtr->DevicePath,\r | |
688 | &gEfiBlockIoProtocolGuid,\r | |
689 | &IdeBlkIoDevicePtr->BlkIo,\r | |
690 | &gEfiDiskInfoProtocolGuid,\r | |
691 | &IdeBlkIoDevicePtr->DiskInfo,\r | |
692 | NULL\r | |
693 | );\r | |
694 | \r | |
695 | if (EFI_ERROR (Status)) {\r | |
696 | ReleaseIdeResources (IdeBlkIoDevicePtr);\r | |
697 | }\r | |
698 | \r | |
699 | gBS->OpenProtocol (\r | |
700 | Controller,\r | |
701 | &gEfiPciIoProtocolGuid,\r | |
702 | (VOID **) &PciIo,\r | |
703 | This->DriverBindingHandle,\r | |
704 | IdeBlkIoDevicePtr->Handle,\r | |
705 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
706 | );\r | |
707 | \r | |
708 | IdeBusDriverPrivateData->DeviceProcessed[IdeChannel * 2 + IdeDevice] = TRUE;\r | |
709 | \r | |
710 | //\r | |
711 | // Report status code: device eanbled!\r | |
712 | //\r | |
713 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
714 | EFI_PROGRESS_CODE,\r | |
715 | (EFI_IO_BUS_ATA_ATAPI | EFI_P_PC_ENABLE),\r | |
716 | IdeBlkIoDevicePtr->DevicePath\r | |
717 | );\r | |
718 | \r | |
719 | //\r | |
720 | // Create event to clear pending IDE interrupt\r | |
721 | //\r | |
722 | Status = gBS->CreateEvent (\r | |
723 | EVT_SIGNAL_EXIT_BOOT_SERVICES,\r | |
724 | TPL_NOTIFY,\r | |
725 | ClearInterrupt,\r | |
726 | IdeBlkIoDevicePtr,\r | |
727 | &IdeBlkIoDevicePtr->ExitBootServiceEvent\r | |
728 | );\r | |
729 | \r | |
730 | //\r | |
731 | // end of 2nd inner loop ----\r | |
732 | //\r | |
733 | }\r | |
734 | //\r | |
735 | // end of 2nd outer loop ==========\r | |
736 | //\r | |
737 | }\r | |
738 | \r | |
739 | //\r | |
740 | // All configurations done! Notify IdeController to do post initialization\r | |
741 | // work such as saving IDE controller PCI settings for S3 resume\r | |
742 | //\r | |
743 | IdeInit->NotifyPhase (IdeInit, EfiIdeBusPhaseMaximum, 0);\r | |
744 | \r | |
745 | if (SupportedModes != NULL) {\r | |
746 | gBS->FreePool (SupportedModes);\r | |
747 | }\r | |
748 | \r | |
749 | PERF_START (0, "Finish IDE detection", "IDE", 1);\r | |
750 | PERF_END (0, "Finish IDE detection", "IDE", 0);\r | |
751 | \r | |
752 | return EFI_SUCCESS;\r | |
753 | \r | |
754 | ErrorExit:\r | |
755 | \r | |
756 | //\r | |
757 | // Report error code: controller error\r | |
758 | //\r | |
759 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
760 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
761 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_EC_CONTROLLER_ERROR),\r | |
762 | ParentDevicePath\r | |
763 | );\r | |
764 | \r | |
765 | gBS->CloseProtocol (\r | |
766 | Controller,\r | |
767 | &gEfiIdeControllerInitProtocolGuid,\r | |
768 | This->DriverBindingHandle,\r | |
769 | Controller\r | |
770 | );\r | |
771 | \r | |
772 | gBS->UninstallMultipleProtocolInterfaces (\r | |
773 | Controller,\r | |
774 | &gEfiCallerIdGuid,\r | |
775 | IdeBusDriverPrivateData,\r | |
776 | NULL\r | |
777 | );\r | |
778 | \r | |
779 | if (IdeBusDriverPrivateData != NULL) {\r | |
780 | gBS->FreePool (IdeBusDriverPrivateData);\r | |
781 | }\r | |
782 | \r | |
783 | if (SupportedModes != NULL) {\r | |
784 | gBS->FreePool (SupportedModes);\r | |
785 | }\r | |
786 | \r | |
787 | gBS->CloseProtocol (\r | |
788 | Controller,\r | |
789 | &gEfiPciIoProtocolGuid,\r | |
790 | This->DriverBindingHandle,\r | |
791 | Controller\r | |
792 | );\r | |
793 | \r | |
794 | gBS->CloseProtocol (\r | |
795 | Controller,\r | |
796 | &gEfiDevicePathProtocolGuid,\r | |
797 | This->DriverBindingHandle,\r | |
798 | Controller\r | |
799 | );\r | |
800 | \r | |
801 | return Status;\r | |
802 | \r | |
803 | }\r | |
804 | \r | |
805 | //\r | |
806 | // ***********************************************************************************\r | |
807 | // IDEBusDriverBindingStop\r | |
808 | // ***********************************************************************************\r | |
809 | //\r | |
810 | /**\r | |
811 | Stop this driver on Controller Handle.\r | |
812 | \r | |
813 | @param This Protocol instance pointer.\r | |
814 | @param DeviceHandle Handle of device to stop driver on\r | |
815 | @param NumberOfChildren Not used\r | |
816 | @param ChildHandleBuffer Not used\r | |
817 | \r | |
818 | @retval EFI_SUCCESS This driver is removed DeviceHandle\r | |
819 | @retval other This driver was not removed from this device\r | |
820 | \r | |
821 | **/\r | |
822 | EFI_STATUS\r | |
823 | EFIAPI\r | |
824 | IDEBusDriverBindingStop (\r | |
825 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
826 | IN EFI_HANDLE Controller,\r | |
827 | IN UINTN NumberOfChildren,\r | |
828 | IN EFI_HANDLE *ChildHandleBuffer\r | |
829 | )\r | |
830 | // TODO: Controller - add argument and description to function comment\r | |
831 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
832 | {\r | |
833 | EFI_STATUS Status;\r | |
834 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
835 | BOOLEAN AllChildrenStopped;\r | |
836 | UINTN Index;\r | |
837 | IDE_BUS_DRIVER_PRIVATE_DATA *IdeBusDriverPrivateData;\r | |
838 | \r | |
839 | IdeBusDriverPrivateData = NULL;\r | |
840 | \r | |
841 | if (NumberOfChildren == 0) {\r | |
842 | \r | |
843 | Status = gBS->OpenProtocol (\r | |
844 | Controller,\r | |
845 | &gEfiPciIoProtocolGuid,\r | |
846 | (VOID **) &PciIo,\r | |
847 | This->DriverBindingHandle,\r | |
848 | Controller,\r | |
849 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
850 | );\r | |
851 | if (!EFI_ERROR (Status)) {\r | |
852 | PciIo->Attributes (\r | |
853 | PciIo,\r | |
854 | EfiPciIoAttributeOperationDisable,\r | |
855 | EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO | EFI_PCI_IO_ATTRIBUTE_IDE_SECONDARY_IO | EFI_PCI_DEVICE_ENABLE,\r | |
856 | NULL\r | |
857 | );\r | |
858 | }\r | |
859 | \r | |
860 | gBS->OpenProtocol (\r | |
861 | Controller,\r | |
862 | &gEfiCallerIdGuid,\r | |
863 | (VOID **) &IdeBusDriverPrivateData,\r | |
864 | This->DriverBindingHandle,\r | |
865 | Controller,\r | |
866 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
867 | );\r | |
868 | \r | |
869 | gBS->UninstallMultipleProtocolInterfaces (\r | |
870 | Controller,\r | |
871 | &gEfiCallerIdGuid,\r | |
872 | IdeBusDriverPrivateData,\r | |
873 | NULL\r | |
874 | );\r | |
875 | \r | |
876 | if (IdeBusDriverPrivateData != NULL) {\r | |
877 | gBS->FreePool (IdeBusDriverPrivateData);\r | |
878 | }\r | |
879 | //\r | |
880 | // Close the bus driver\r | |
881 | //\r | |
882 | gBS->CloseProtocol (\r | |
883 | Controller,\r | |
884 | &gEfiIdeControllerInitProtocolGuid,\r | |
885 | This->DriverBindingHandle,\r | |
886 | Controller\r | |
887 | );\r | |
888 | gBS->CloseProtocol (\r | |
889 | Controller,\r | |
890 | &gEfiPciIoProtocolGuid,\r | |
891 | This->DriverBindingHandle,\r | |
892 | Controller\r | |
893 | );\r | |
894 | gBS->CloseProtocol (\r | |
895 | Controller,\r | |
896 | &gEfiDevicePathProtocolGuid,\r | |
897 | This->DriverBindingHandle,\r | |
898 | Controller\r | |
899 | );\r | |
900 | \r | |
901 | return EFI_SUCCESS;\r | |
902 | }\r | |
903 | \r | |
904 | AllChildrenStopped = TRUE;\r | |
905 | \r | |
906 | for (Index = 0; Index < NumberOfChildren; Index++) {\r | |
907 | \r | |
908 | Status = DeRegisterIdeDevice (This, Controller, ChildHandleBuffer[Index]);\r | |
909 | \r | |
910 | if (EFI_ERROR (Status)) {\r | |
911 | AllChildrenStopped = FALSE;\r | |
912 | }\r | |
913 | }\r | |
914 | \r | |
915 | if (!AllChildrenStopped) {\r | |
916 | return EFI_DEVICE_ERROR;\r | |
917 | }\r | |
918 | \r | |
919 | return EFI_SUCCESS;\r | |
920 | }\r | |
921 | \r | |
922 | //\r | |
923 | // ***********************************************************************************\r | |
924 | // DeRegisterIdeDevice\r | |
925 | // ***********************************************************************************\r | |
926 | //\r | |
927 | /**\r | |
928 | Deregister an IDE device and free resources\r | |
929 | \r | |
930 | @param This Protocol instance pointer.\r | |
931 | @param Controller Ide device handle\r | |
932 | @param Handle Handle of device to deregister driver on\r | |
933 | \r | |
934 | @return EFI_STATUS\r | |
935 | \r | |
936 | **/\r | |
937 | EFI_STATUS\r | |
938 | DeRegisterIdeDevice (\r | |
939 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
940 | IN EFI_HANDLE Controller,\r | |
941 | IN EFI_HANDLE Handle\r | |
942 | )\r | |
943 | // TODO: EFI_SUCCESS - add return value to function comment\r | |
944 | {\r | |
945 | EFI_STATUS Status;\r | |
946 | EFI_BLOCK_IO_PROTOCOL *BlkIo;\r | |
947 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
948 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
949 | UINTN Index;\r | |
950 | \r | |
951 | Status = gBS->OpenProtocol (\r | |
952 | Handle,\r | |
953 | &gEfiBlockIoProtocolGuid,\r | |
954 | (VOID **) &BlkIo,\r | |
955 | This->DriverBindingHandle,\r | |
956 | Controller,\r | |
957 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
958 | );\r | |
959 | if (EFI_ERROR (Status)) {\r | |
960 | return Status;\r | |
961 | }\r | |
962 | \r | |
963 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (BlkIo);\r | |
964 | \r | |
965 | //\r | |
966 | // Report Status code: Device disabled\r | |
967 | //\r | |
968 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
969 | EFI_PROGRESS_CODE,\r | |
970 | (EFI_IO_BUS_ATA_ATAPI | EFI_P_PC_DISABLE),\r | |
971 | IdeBlkIoDevice->DevicePath\r | |
972 | );\r | |
973 | \r | |
974 | //\r | |
975 | // Close the child handle\r | |
976 | //\r | |
977 | Status = gBS->CloseProtocol (\r | |
978 | Controller,\r | |
979 | &gEfiPciIoProtocolGuid,\r | |
980 | This->DriverBindingHandle,\r | |
981 | Handle\r | |
982 | );\r | |
983 | \r | |
984 | Status = gBS->UninstallMultipleProtocolInterfaces (\r | |
985 | Handle,\r | |
986 | &gEfiDevicePathProtocolGuid,\r | |
987 | IdeBlkIoDevice->DevicePath,\r | |
988 | &gEfiBlockIoProtocolGuid,\r | |
989 | &IdeBlkIoDevice->BlkIo,\r | |
990 | &gEfiDiskInfoProtocolGuid,\r | |
991 | &IdeBlkIoDevice->DiskInfo,\r | |
992 | NULL\r | |
993 | );\r | |
994 | \r | |
995 | if (EFI_ERROR (Status)) {\r | |
996 | gBS->OpenProtocol (\r | |
997 | Controller,\r | |
998 | &gEfiPciIoProtocolGuid,\r | |
999 | (VOID **) &PciIo,\r | |
1000 | This->DriverBindingHandle,\r | |
1001 | Handle,\r | |
1002 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
1003 | );\r | |
1004 | return Status;\r | |
1005 | }\r | |
1006 | \r | |
1007 | //\r | |
1008 | // Release allocated resources\r | |
1009 | //\r | |
1010 | Index = IdeBlkIoDevice->Channel * 2 + IdeBlkIoDevice->Device;\r | |
1011 | IdeBlkIoDevice->IdeBusDriverPrivateData->HaveScannedDevice[Index] = FALSE;\r | |
1012 | \r | |
1013 | ReleaseIdeResources (IdeBlkIoDevice);\r | |
1014 | \r | |
1015 | return EFI_SUCCESS;\r | |
1016 | }\r | |
1017 | \r | |
1018 | //\r | |
1019 | // ***********************************************************************************\r | |
1020 | // IDEBlkIoReset\r | |
1021 | // ***********************************************************************************\r | |
1022 | //\r | |
1023 | /**\r | |
1024 | TODO: This - add argument and description to function comment\r | |
1025 | TODO: ExtendedVerification - add argument and description to function comment\r | |
1026 | TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
1027 | \r | |
1028 | **/\r | |
1029 | EFI_STATUS\r | |
1030 | EFIAPI\r | |
1031 | IDEBlkIoReset (\r | |
1032 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
1033 | IN BOOLEAN ExtendedVerification\r | |
1034 | )\r | |
1035 | {\r | |
1036 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1037 | EFI_STATUS Status;\r | |
1038 | EFI_TPL OldTpl;\r | |
1039 | \r | |
1040 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
1041 | \r | |
1042 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (This);\r | |
1043 | //\r | |
1044 | // Requery IDE IO resources in case of the switch of native and legacy modes\r | |
1045 | //\r | |
1046 | ReassignIdeResources (IdeBlkIoDevice);\r | |
1047 | \r | |
1048 | //\r | |
1049 | // for ATA device, using ATA reset method\r | |
1050 | //\r | |
1051 | if (IdeBlkIoDevice->Type == IdeHardDisk ||\r | |
1052 | IdeBlkIoDevice->Type == Ide48bitAddressingHardDisk) {\r | |
1053 | Status = AtaSoftReset (IdeBlkIoDevice);\r | |
1054 | goto Done;\r | |
1055 | }\r | |
1056 | \r | |
1057 | if (IdeBlkIoDevice->Type == IdeUnknown) {\r | |
1058 | Status = EFI_DEVICE_ERROR;\r | |
1059 | goto Done;\r | |
1060 | }\r | |
1061 | \r | |
1062 | //\r | |
1063 | // for ATAPI device, using ATAPI reset method\r | |
1064 | //\r | |
1065 | Status = AtapiSoftReset (IdeBlkIoDevice);\r | |
1066 | if (ExtendedVerification) {\r | |
1067 | Status = AtaSoftReset (IdeBlkIoDevice);\r | |
1068 | }\r | |
1069 | \r | |
1070 | Done:\r | |
1071 | gBS->RestoreTPL (OldTpl);\r | |
1072 | return Status;\r | |
1073 | }\r | |
1074 | \r | |
1075 | /**\r | |
1076 | Read data from block io device\r | |
1077 | \r | |
1078 | @param This Protocol instance pointer.\r | |
1079 | @param MediaId The media ID of the device\r | |
1080 | @param LBA Starting LBA address to read data\r | |
1081 | @param BufferSize The size of data to be read\r | |
1082 | @param Buffer Caller supplied buffer to save data\r | |
1083 | \r | |
1084 | @return read data status\r | |
1085 | \r | |
1086 | **/\r | |
1087 | EFI_STATUS\r | |
1088 | EFIAPI\r | |
1089 | IDEBlkIoReadBlocks (\r | |
1090 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
1091 | IN UINT32 MediaId,\r | |
1092 | IN EFI_LBA LBA,\r | |
1093 | IN UINTN BufferSize,\r | |
1094 | OUT VOID *Buffer\r | |
1095 | )\r | |
1096 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
1097 | {\r | |
1098 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1099 | EFI_STATUS Status;\r | |
1100 | EFI_TPL OldTpl;\r | |
1101 | \r | |
1102 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
1103 | \r | |
1104 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (This);\r | |
1105 | \r | |
1106 | //\r | |
1107 | // Requery IDE IO resources in case of the switch of native and legacy modes\r | |
1108 | //\r | |
1109 | ReassignIdeResources (IdeBlkIoDevice);\r | |
1110 | \r | |
1111 | //\r | |
1112 | // For ATA compatible device, use ATA read block's mechanism\r | |
1113 | //\r | |
1114 | if (IdeBlkIoDevice->Type == IdeHardDisk ||\r | |
1115 | IdeBlkIoDevice->Type == Ide48bitAddressingHardDisk) {\r | |
1116 | Status = AtaBlkIoReadBlocks (\r | |
1117 | IdeBlkIoDevice,\r | |
1118 | MediaId,\r | |
1119 | LBA,\r | |
1120 | BufferSize,\r | |
1121 | Buffer\r | |
1122 | );\r | |
1123 | goto Done;\r | |
1124 | }\r | |
1125 | \r | |
1126 | if (IdeBlkIoDevice->Type == IdeUnknown) {\r | |
1127 | Status = EFI_DEVICE_ERROR;\r | |
1128 | goto Done;\r | |
1129 | }\r | |
1130 | \r | |
1131 | //\r | |
1132 | // for ATAPI device, using ATAPI read block's mechanism\r | |
1133 | //\r | |
1134 | Status = AtapiBlkIoReadBlocks (\r | |
1135 | IdeBlkIoDevice,\r | |
1136 | MediaId,\r | |
1137 | LBA,\r | |
1138 | BufferSize,\r | |
1139 | Buffer\r | |
1140 | );\r | |
1141 | \r | |
1142 | Done:\r | |
1143 | gBS->RestoreTPL (OldTpl);\r | |
1144 | \r | |
1145 | return Status;\r | |
1146 | }\r | |
1147 | \r | |
1148 | /**\r | |
1149 | Write data to block io device\r | |
1150 | \r | |
1151 | @param This Protocol instance pointer.\r | |
1152 | @param MediaId The media ID of the device\r | |
1153 | @param LBA Starting LBA address to write data\r | |
1154 | @param BufferSize The size of data to be written\r | |
1155 | @param Buffer Caller supplied buffer to save data\r | |
1156 | \r | |
1157 | @return write data status\r | |
1158 | \r | |
1159 | **/\r | |
1160 | EFI_STATUS\r | |
1161 | EFIAPI\r | |
1162 | IDEBlkIoWriteBlocks (\r | |
1163 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
1164 | IN UINT32 MediaId,\r | |
1165 | IN EFI_LBA LBA,\r | |
1166 | IN UINTN BufferSize,\r | |
1167 | IN VOID *Buffer\r | |
1168 | )\r | |
1169 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
1170 | {\r | |
1171 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1172 | EFI_STATUS Status;\r | |
1173 | EFI_TPL OldTpl;\r | |
1174 | \r | |
1175 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
1176 | \r | |
1177 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (This);\r | |
1178 | //\r | |
1179 | // Requery IDE IO resources in case of the switch of native and legacy modes\r | |
1180 | //\r | |
1181 | ReassignIdeResources (IdeBlkIoDevice);\r | |
1182 | \r | |
1183 | //\r | |
1184 | // for ATA device, using ATA write block's mechanism\r | |
1185 | //\r | |
1186 | if (IdeBlkIoDevice->Type == IdeHardDisk ||\r | |
1187 | IdeBlkIoDevice->Type == Ide48bitAddressingHardDisk) {\r | |
1188 | \r | |
1189 | Status = AtaBlkIoWriteBlocks (\r | |
1190 | IdeBlkIoDevice,\r | |
1191 | MediaId,\r | |
1192 | LBA,\r | |
1193 | BufferSize,\r | |
1194 | Buffer\r | |
1195 | );\r | |
1196 | goto Done;\r | |
1197 | }\r | |
1198 | \r | |
1199 | if (IdeBlkIoDevice->Type == IdeUnknown) {\r | |
1200 | Status = EFI_DEVICE_ERROR;\r | |
1201 | goto Done;\r | |
1202 | }\r | |
1203 | \r | |
1204 | //\r | |
1205 | // for ATAPI device, using ATAPI write block's mechanism\r | |
1206 | //\r | |
1207 | Status = AtapiBlkIoWriteBlocks (\r | |
1208 | IdeBlkIoDevice,\r | |
1209 | MediaId,\r | |
1210 | LBA,\r | |
1211 | BufferSize,\r | |
1212 | Buffer\r | |
1213 | );\r | |
1214 | \r | |
1215 | Done:\r | |
1216 | gBS->RestoreTPL (OldTpl);\r | |
1217 | return Status;\r | |
1218 | }\r | |
1219 | \r | |
1220 | //\r | |
1221 | // ***********************************************************************************\r | |
1222 | // IDEBlkIoFlushBlocks\r | |
1223 | // ***********************************************************************************\r | |
1224 | //\r | |
1225 | /**\r | |
1226 | TODO: This - add argument and description to function comment\r | |
1227 | TODO: EFI_SUCCESS - add return value to function comment\r | |
1228 | **/\r | |
1229 | EFI_STATUS\r | |
1230 | EFIAPI\r | |
1231 | IDEBlkIoFlushBlocks (\r | |
1232 | IN EFI_BLOCK_IO_PROTOCOL *This\r | |
1233 | )\r | |
1234 | {\r | |
1235 | //\r | |
1236 | // return directly\r | |
1237 | //\r | |
1238 | return EFI_SUCCESS;\r | |
1239 | }\r | |
1240 | \r | |
1241 | /**\r | |
1242 | Return the results of the Inquiry command to a drive in InquiryData.\r | |
1243 | Data format of Inquiry data is defined by the Interface GUID.\r | |
1244 | \r | |
1245 | @param This Protocol instance pointer.\r | |
1246 | @param InquiryData Results of Inquiry command to device\r | |
1247 | @param InquiryDataSize Size of InquiryData in bytes.\r | |
1248 | \r | |
1249 | @retval EFI_SUCCESS InquiryData valid\r | |
1250 | @retval EFI_NOT_FOUND Device does not support this data class\r | |
1251 | @retval EFI_DEVICE_ERROR Error reading InquiryData from device\r | |
1252 | @retval EFI_BUFFER_TOO_SMALL IntquiryDataSize not big enough\r | |
1253 | \r | |
1254 | **/\r | |
1255 | EFI_STATUS\r | |
1256 | EFIAPI\r | |
1257 | IDEDiskInfoInquiry (\r | |
1258 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
1259 | IN OUT VOID *InquiryData,\r | |
1260 | IN OUT UINT32 *InquiryDataSize\r | |
1261 | )\r | |
1262 | {\r | |
1263 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1264 | \r | |
1265 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS (This);\r | |
1266 | \r | |
1267 | if (*InquiryDataSize < sizeof (INQUIRY_DATA)) {\r | |
1268 | *InquiryDataSize = sizeof (INQUIRY_DATA);\r | |
1269 | return EFI_BUFFER_TOO_SMALL;\r | |
1270 | }\r | |
1271 | \r | |
1272 | if (IdeBlkIoDevice->pInquiryData == NULL) {\r | |
1273 | return EFI_NOT_FOUND;\r | |
1274 | }\r | |
1275 | \r | |
1276 | gBS->CopyMem (InquiryData, IdeBlkIoDevice->pInquiryData, sizeof (INQUIRY_DATA));\r | |
1277 | *InquiryDataSize = sizeof (INQUIRY_DATA);\r | |
1278 | \r | |
1279 | return EFI_SUCCESS;\r | |
1280 | }\r | |
1281 | \r | |
1282 | /**\r | |
1283 | Return the results of the Identify command to a drive in IdentifyData.\r | |
1284 | Data format of Identify data is defined by the Interface GUID.\r | |
1285 | \r | |
1286 | @param This Protocol instance pointer.\r | |
1287 | @param IdentifyData Results of Identify command to device\r | |
1288 | @param IdentifyDataSize Size of IdentifyData in bytes.\r | |
1289 | \r | |
1290 | @retval EFI_SUCCESS IdentifyData valid\r | |
1291 | @retval EFI_NOT_FOUND Device does not support this data class\r | |
1292 | @retval EFI_DEVICE_ERROR Error reading IdentifyData from device\r | |
1293 | @retval EFI_BUFFER_TOO_SMALL IdentifyDataSize not big enough\r | |
1294 | \r | |
1295 | **/\r | |
1296 | EFI_STATUS\r | |
1297 | EFIAPI\r | |
1298 | IDEDiskInfoIdentify (\r | |
1299 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
1300 | IN OUT VOID *IdentifyData,\r | |
1301 | IN OUT UINT32 *IdentifyDataSize\r | |
1302 | )\r | |
1303 | {\r | |
1304 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1305 | \r | |
1306 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS (This);\r | |
1307 | \r | |
1308 | if (*IdentifyDataSize < sizeof (EFI_IDENTIFY_DATA)) {\r | |
1309 | *IdentifyDataSize = sizeof (EFI_IDENTIFY_DATA);\r | |
1310 | return EFI_BUFFER_TOO_SMALL;\r | |
1311 | }\r | |
1312 | \r | |
1313 | if (IdeBlkIoDevice->pIdData == NULL) {\r | |
1314 | return EFI_NOT_FOUND;\r | |
1315 | }\r | |
1316 | \r | |
1317 | gBS->CopyMem (IdentifyData, IdeBlkIoDevice->pIdData, sizeof (EFI_IDENTIFY_DATA));\r | |
1318 | *IdentifyDataSize = sizeof (EFI_IDENTIFY_DATA);\r | |
1319 | \r | |
1320 | return EFI_SUCCESS;\r | |
1321 | }\r | |
1322 | \r | |
1323 | /**\r | |
1324 | Return the results of the Request Sense command to a drive in SenseData.\r | |
1325 | Data format of Sense data is defined by the Interface GUID.\r | |
1326 | \r | |
1327 | @param This Protocol instance pointer.\r | |
1328 | @param SenseData Results of Request Sense command to device\r | |
1329 | @param SenseDataSize Size of SenseData in bytes.\r | |
1330 | @param SenseDataNumber Type of SenseData\r | |
1331 | \r | |
1332 | @retval EFI_SUCCESS InquiryData valid\r | |
1333 | @retval EFI_NOT_FOUND Device does not support this data class\r | |
1334 | @retval EFI_DEVICE_ERROR Error reading InquiryData from device\r | |
1335 | @retval EFI_BUFFER_TOO_SMALL SenseDataSize not big enough\r | |
1336 | \r | |
1337 | **/\r | |
1338 | EFI_STATUS\r | |
1339 | EFIAPI\r | |
1340 | IDEDiskInfoSenseData (\r | |
1341 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
1342 | IN OUT VOID *SenseData,\r | |
1343 | IN OUT UINT32 *SenseDataSize,\r | |
1344 | OUT UINT8 *SenseDataNumber\r | |
1345 | )\r | |
1346 | {\r | |
1347 | return EFI_NOT_FOUND;\r | |
1348 | }\r | |
1349 | \r | |
1350 | /**\r | |
1351 | Return the results of the Request Sense command to a drive in SenseData.\r | |
1352 | Data format of Sense data is defined by the Interface GUID.\r | |
1353 | \r | |
1354 | @param This Protocol instance pointer.\r | |
1355 | @param IdeChannel Primary or Secondary\r | |
1356 | @param IdeDevice Master or Slave\r | |
1357 | \r | |
1358 | @retval EFI_SUCCESS IdeChannel and IdeDevice are valid\r | |
1359 | @retval EFI_UNSUPPORTED This is not an IDE device\r | |
1360 | \r | |
1361 | **/\r | |
1362 | EFI_STATUS\r | |
1363 | EFIAPI\r | |
1364 | IDEDiskInfoWhichIde (\r | |
1365 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
1366 | OUT UINT32 *IdeChannel,\r | |
1367 | OUT UINT32 *IdeDevice\r | |
1368 | )\r | |
1369 | {\r | |
1370 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1371 | \r | |
1372 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS (This);\r | |
1373 | *IdeChannel = IdeBlkIoDevice->Channel;\r | |
1374 | *IdeDevice = IdeBlkIoDevice->Device;\r | |
1375 | \r | |
1376 | return EFI_SUCCESS;\r | |
1377 | }\r | |
1378 | \r | |
1379 | /**\r | |
1380 | The user Entry Point for module IdeBus. The user code starts with this function.\r | |
1381 | \r | |
1382 | @param[in] ImageHandle The firmware allocated handle for the EFI image. \r | |
1383 | @param[in] SystemTable A pointer to the EFI System Table.\r | |
1384 | \r | |
1385 | @retval EFI_SUCCESS The entry point is executed successfully.\r | |
1386 | @retval other Some error occurs when executing this entry point.\r | |
1387 | \r | |
1388 | **/\r | |
1389 | EFI_STATUS\r | |
1390 | EFIAPI\r | |
1391 | InitializeIdeBus(\r | |
1392 | IN EFI_HANDLE ImageHandle,\r | |
1393 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1394 | )\r | |
1395 | {\r | |
1396 | EFI_STATUS Status;\r | |
1397 | \r | |
1398 | //\r | |
1399 | // Install driver model protocol(s).\r | |
1400 | //\r | |
1401 | Status = EfiLibInstallAllDriverProtocols (\r | |
1402 | ImageHandle,\r | |
1403 | SystemTable,\r | |
1404 | &gIDEBusDriverBinding,\r | |
1405 | ImageHandle,\r | |
1406 | &gIDEBusComponentName,\r | |
1407 | NULL,\r | |
1408 | NULL\r | |
1409 | );\r | |
1410 | ASSERT_EFI_ERROR (Status);\r | |
1411 | \r | |
1412 | return Status;\r | |
1413 | }\r |