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878ddf1f | 1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006, Intel Corporation \r | |
4 | All rights reserved. This program and the accompanying materials \r | |
5 | are licensed and made available under the terms and conditions of the BSD License \r | |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | idebus.c\r | |
15 | \r | |
16 | Abstract: \r | |
17 | \r | |
18 | \r | |
19 | Revision History\r | |
20 | This module is modified from DXE\IDE module for Ide Contriller Init support\r | |
21 | \r | |
22 | --*/\r | |
23 | \r | |
24 | #include "idebus.h"\r | |
25 | \r | |
26 | #define PCI_CLASS_MASS_STORAGE 0x01\r | |
27 | #define PCI_SUB_CLASS_IDE 0x01\r | |
28 | \r | |
29 | \r | |
30 | //\r | |
31 | // IDE Bus Driver Binding Protocol Instance\r | |
32 | //\r | |
33 | EFI_DRIVER_BINDING_PROTOCOL gIDEBusDriverBinding = {\r | |
34 | IDEBusDriverBindingSupported,\r | |
35 | IDEBusDriverBindingStart,\r | |
36 | IDEBusDriverBindingStop,\r | |
37 | 0x10,\r | |
38 | NULL,\r | |
39 | NULL\r | |
40 | };\r | |
41 | \r | |
42 | //\r | |
43 | // ***********************************************************************************\r | |
44 | // IDEBusDriverBindingSupported\r | |
45 | // ***********************************************************************************\r | |
46 | //\r | |
47 | EFI_STATUS\r | |
48 | EFIAPI\r | |
49 | IDEBusDriverBindingSupported (\r | |
50 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
51 | IN EFI_HANDLE Controller,\r | |
52 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
53 | )\r | |
54 | /*++\r | |
55 | \r | |
56 | Routine Description:\r | |
57 | Register Driver Binding protocol for this driver.\r | |
58 | \r | |
59 | Arguments:\r | |
60 | This -- A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r | |
61 | ControllerHandle -- The handle of the controller to test.\r | |
62 | RemainingDevicePath -- A pointer to the remaining portion of a device path.\r | |
63 | \r | |
64 | Returns: \r | |
65 | EFI_SUCCESS - Driver loaded.\r | |
66 | other - Driver not loaded.\r | |
67 | --*/\r | |
68 | // TODO: Controller - add argument and description to function comment\r | |
69 | // TODO: EFI_UNSUPPORTED - add return value to function comment\r | |
70 | {\r | |
71 | EFI_STATUS Status;\r | |
72 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
73 | EFI_DEV_PATH *Node;\r | |
74 | EFI_IDE_CONTROLLER_INIT_PROTOCOL *IdeInit;\r | |
75 | \r | |
76 | if (RemainingDevicePath != NULL) {\r | |
77 | Node = (EFI_DEV_PATH *) RemainingDevicePath;\r | |
78 | if (Node->DevPath.Type != MESSAGING_DEVICE_PATH ||\r | |
79 | Node->DevPath.SubType != MSG_ATAPI_DP ||\r | |
80 | DevicePathNodeLength(&Node->DevPath) != sizeof(ATAPI_DEVICE_PATH)) {\r | |
81 | return EFI_UNSUPPORTED;\r | |
82 | }\r | |
83 | }\r | |
84 | \r | |
85 | //\r | |
86 | // Open the IO Abstraction(s) needed to perform the supported test\r | |
87 | //\r | |
88 | Status = gBS->OpenProtocol (\r | |
89 | Controller,\r | |
90 | &gEfiDevicePathProtocolGuid,\r | |
91 | (VOID **) &ParentDevicePath,\r | |
92 | This->DriverBindingHandle,\r | |
93 | Controller,\r | |
94 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
95 | );\r | |
96 | if (Status == EFI_ALREADY_STARTED) {\r | |
97 | return EFI_SUCCESS;\r | |
98 | }\r | |
99 | \r | |
100 | if (EFI_ERROR (Status)) {\r | |
101 | return Status;\r | |
102 | }\r | |
103 | \r | |
104 | //\r | |
105 | // Clsoe protocol, don't use device path protocol in the .Support() function\r | |
106 | //\r | |
107 | gBS->CloseProtocol (\r | |
108 | Controller,\r | |
109 | &gEfiDevicePathProtocolGuid,\r | |
110 | This->DriverBindingHandle,\r | |
111 | Controller\r | |
112 | );\r | |
113 | \r | |
114 | //\r | |
115 | // Verify the Ide Controller Init Protocol, which installed by the\r | |
116 | // IdeController module.\r | |
117 | // Note 1: PciIo protocol has been opened BY_DRIVER by ide_init, so We can't\r | |
118 | // open BY_DRIVER here) That's why we don't check pciio protocol\r | |
119 | // Note 2: ide_init driver check ide controller's pci config space, so we dont\r | |
120 | // check here any more to save code size\r | |
121 | //\r | |
122 | Status = gBS->OpenProtocol (\r | |
123 | Controller,\r | |
124 | &gEfiIdeControllerInitProtocolGuid,\r | |
125 | (VOID **) &IdeInit,\r | |
126 | This->DriverBindingHandle,\r | |
127 | Controller,\r | |
128 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
129 | );\r | |
130 | \r | |
131 | if (Status == EFI_ALREADY_STARTED) {\r | |
132 | return EFI_SUCCESS;\r | |
133 | }\r | |
134 | \r | |
135 | //\r | |
136 | // If protocols were opened normally, closed it\r | |
137 | //\r | |
138 | gBS->CloseProtocol (\r | |
139 | Controller,\r | |
140 | &gEfiIdeControllerInitProtocolGuid,\r | |
141 | This->DriverBindingHandle,\r | |
142 | Controller\r | |
143 | );\r | |
144 | \r | |
145 | return Status;\r | |
146 | }\r | |
147 | \r | |
148 | //\r | |
149 | // ***********************************************************************************\r | |
150 | // IDEBusDriverBindingStart\r | |
151 | // ***********************************************************************************\r | |
152 | //\r | |
153 | EFI_STATUS\r | |
154 | EFIAPI\r | |
155 | IDEBusDriverBindingStart (\r | |
156 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
157 | IN EFI_HANDLE Controller,\r | |
158 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
159 | )\r | |
160 | /*++\r | |
161 | \r | |
162 | Routine Description:\r | |
163 | Start this driver on Controller by detecting all disks and installing \r | |
164 | BlockIo protocol on them.\r | |
165 | \r | |
166 | Arguments:\r | |
167 | This - Protocol instance pointer.\r | |
168 | Controller - Handle of device to bind driver to.\r | |
169 | RemainingDevicePath - Not used, always produce all possible children.\r | |
170 | \r | |
171 | Returns:\r | |
172 | EFI_SUCCESS - This driver is added to ControllerHandle.\r | |
173 | EFI_ALREADY_STARTED - This driver is already running on ControllerHandle.\r | |
174 | other - This driver does not support this device.\r | |
175 | \r | |
176 | --*/\r | |
177 | {\r | |
178 | EFI_STATUS Status;\r | |
179 | EFI_STATUS SavedStatus;\r | |
180 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
181 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
182 | EFI_DEV_PATH *Node;\r | |
183 | UINT8 IdeChannel;\r | |
184 | UINT8 BeginningIdeChannel;\r | |
185 | UINT8 EndIdeChannel;\r | |
186 | UINT8 IdeDevice;\r | |
187 | UINT8 BeginningIdeDevice;\r | |
188 | UINT8 EndIdeDevice;\r | |
189 | IDE_BLK_IO_DEV *IdeBlkIoDevice[IdeMaxChannel][IdeMaxDevice];\r | |
190 | IDE_BLK_IO_DEV *IdeBlkIoDevicePtr;\r | |
191 | IDE_REGISTERS_BASE_ADDR IdeRegsBaseAddr[IdeMaxChannel];\r | |
192 | ATA_TRANSFER_MODE TransferMode;\r | |
193 | ATA_DRIVE_PARMS DriveParameters;\r | |
194 | EFI_DEV_PATH NewNode;\r | |
195 | UINT8 ConfigurationOptions;\r | |
196 | UINT16 CommandBlockBaseAddr;\r | |
197 | UINT16 ControlBlockBaseAddr;\r | |
198 | UINTN DataSize;\r | |
199 | UINT32 Attributes;\r | |
200 | IDE_BUS_DRIVER_PRIVATE_DATA *IdeBusDriverPrivateData;\r | |
201 | \r | |
202 | //\r | |
203 | // Local variables declaration for IdeControllerInit support\r | |
204 | //\r | |
205 | EFI_IDE_CONTROLLER_INIT_PROTOCOL *IdeInit;\r | |
206 | BOOLEAN EnumAll;\r | |
207 | BOOLEAN ChannelEnabled;\r | |
208 | UINT8 ChannelCount;\r | |
209 | UINT8 MaxDevices;\r | |
210 | EFI_IDENTIFY_DATA IdentifyData;\r | |
211 | EFI_ATA_COLLECTIVE_MODE *SupportedModes;\r | |
212 | \r | |
213 | IdeBusDriverPrivateData = NULL;\r | |
214 | SupportedModes = NULL;\r | |
215 | \r | |
216 | //\r | |
217 | // Perform IdeBus initialization\r | |
218 | //\r | |
219 | Status = gBS->OpenProtocol (\r | |
220 | Controller,\r | |
221 | &gEfiDevicePathProtocolGuid,\r | |
222 | (VOID **) &ParentDevicePath,\r | |
223 | This->DriverBindingHandle,\r | |
224 | Controller,\r | |
225 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
226 | );\r | |
227 | if ((EFI_ERROR (Status)) && (Status != EFI_ALREADY_STARTED)) {\r | |
228 | return Status;\r | |
229 | }\r | |
230 | \r | |
231 | //\r | |
232 | // Now open the IDE_CONTROLLER_INIT protocol. Step7.1\r | |
233 | //\r | |
234 | Status = gBS->OpenProtocol (\r | |
235 | Controller,\r | |
236 | &gEfiIdeControllerInitProtocolGuid,\r | |
237 | (VOID **) &IdeInit,\r | |
238 | This->DriverBindingHandle,\r | |
239 | Controller,\r | |
240 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
241 | );\r | |
242 | \r | |
243 | //\r | |
244 | // The following OpenProtocol function with _GET_PROTOCOL attribute and\r | |
245 | // will not return EFI_ALREADY_STARTED, so save it for now\r | |
246 | //\r | |
247 | SavedStatus = Status;\r | |
248 | \r | |
249 | if ((EFI_ERROR (Status)) && (Status != EFI_ALREADY_STARTED)) {\r | |
250 | DEBUG ((EFI_D_ERROR, "Open Init, Status=%x", Status));\r | |
251 | //\r | |
252 | // open protocol is not SUCCESS or not ALREADY_STARTED, error exit\r | |
253 | //\r | |
254 | goto ErrorExit;\r | |
255 | }\r | |
256 | \r | |
257 | //\r | |
258 | // Save Enumall and ChannelCount. Step7.2\r | |
259 | //\r | |
260 | EnumAll = IdeInit->EnumAll;\r | |
261 | ChannelCount = IdeInit->ChannelCount;\r | |
262 | \r | |
263 | //\r | |
264 | // Consume PCI I/O protocol. Note that the OpenProtocol with _GET_PROTOCOL\r | |
265 | // attribute will not return EFI_ALREADY_STARTED\r | |
266 | //\r | |
267 | Status = gBS->OpenProtocol (\r | |
268 | Controller,\r | |
269 | &gEfiPciIoProtocolGuid,\r | |
270 | (VOID **) &PciIo,\r | |
271 | This->DriverBindingHandle,\r | |
272 | Controller,\r | |
273 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
274 | );\r | |
275 | if (EFI_ERROR (Status)) {\r | |
276 | DEBUG ((EFI_D_ERROR, "Open PciIo, Status=%x", Status));\r | |
277 | goto ErrorExit;\r | |
278 | }\r | |
279 | \r | |
280 | //\r | |
281 | // We must check EFI_ALREADY_STARTED because many ATAPI devices are removable\r | |
282 | //\r | |
283 | if (SavedStatus != EFI_ALREADY_STARTED) {\r | |
284 | IdeBusDriverPrivateData = AllocatePool (sizeof (IDE_BUS_DRIVER_PRIVATE_DATA));\r | |
285 | if (IdeBusDriverPrivateData == NULL) {\r | |
286 | Status = EFI_OUT_OF_RESOURCES;\r | |
287 | goto ErrorExit;\r | |
288 | }\r | |
289 | \r | |
290 | ZeroMem (IdeBusDriverPrivateData, sizeof (IDE_BUS_DRIVER_PRIVATE_DATA));\r | |
291 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
292 | &Controller,\r | |
293 | &gEfiCallerIdGuid,\r | |
294 | IdeBusDriverPrivateData,\r | |
295 | NULL\r | |
296 | );\r | |
297 | if (EFI_ERROR (Status)) {\r | |
298 | goto ErrorExit;\r | |
299 | }\r | |
300 | \r | |
301 | } else {\r | |
302 | Status = gBS->OpenProtocol (\r | |
303 | Controller,\r | |
304 | &gEfiCallerIdGuid,\r | |
305 | (VOID **) &IdeBusDriverPrivateData,\r | |
306 | This->DriverBindingHandle,\r | |
307 | Controller,\r | |
308 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
309 | );\r | |
310 | if (EFI_ERROR (Status)) {\r | |
311 | IdeBusDriverPrivateData = NULL;\r | |
312 | goto ErrorExit;\r | |
313 | }\r | |
314 | }\r | |
315 | \r | |
316 | Status = PciIo->Attributes (\r | |
317 | PciIo,\r | |
318 | EfiPciIoAttributeOperationEnable,\r | |
319 | EFI_PCI_DEVICE_ENABLE,\r | |
320 | NULL\r | |
321 | );\r | |
322 | if (EFI_ERROR (Status)) {\r | |
323 | goto ErrorExit;\r | |
324 | }\r | |
325 | \r | |
326 | //\r | |
327 | // Read the environment variable that contains the IDEBus Driver's\r | |
328 | // Config options that were set by the Driver Configuration Protocol\r | |
329 | //\r | |
330 | DataSize = sizeof (ConfigurationOptions);\r | |
331 | Status = gRT->GetVariable (\r | |
332 | (CHAR16 *) L"Configuration",\r | |
333 | &gEfiCallerIdGuid,\r | |
334 | &Attributes,\r | |
335 | &DataSize,\r | |
336 | &ConfigurationOptions\r | |
337 | );\r | |
338 | if (EFI_ERROR (Status)) {\r | |
339 | ConfigurationOptions = 0x0f;\r | |
340 | }\r | |
341 | \r | |
342 | if (EnumAll) {\r | |
343 | //\r | |
344 | // If IdeInit->EnumAll is TRUE, must enumerate all IDE device anyway\r | |
345 | //\r | |
346 | BeginningIdeChannel = IdePrimary;\r | |
347 | EndIdeChannel = IdeSecondary;\r | |
348 | BeginningIdeDevice = IdeMaster;\r | |
349 | EndIdeDevice = IdeSlave;\r | |
350 | } else if (RemainingDevicePath == NULL) {\r | |
351 | //\r | |
352 | // RemainingDevicePath is NULL, scan IDE bus for each device;\r | |
353 | //\r | |
354 | BeginningIdeChannel = IdePrimary;\r | |
355 | EndIdeChannel = IdeSecondary;\r | |
356 | BeginningIdeDevice = IdeMaster;\r | |
357 | //\r | |
358 | // default, may be redefined by IdeInit\r | |
359 | //\r | |
360 | EndIdeDevice = IdeSlave;\r | |
361 | } else {\r | |
362 | //\r | |
363 | // RemainingDevicePath is not NULL, only scan the specified device.\r | |
364 | //\r | |
365 | Node = (EFI_DEV_PATH *) RemainingDevicePath;\r | |
366 | BeginningIdeChannel = Node->Atapi.PrimarySecondary;\r | |
367 | EndIdeChannel = BeginningIdeChannel;\r | |
368 | BeginningIdeDevice = Node->Atapi.SlaveMaster;\r | |
369 | EndIdeDevice = BeginningIdeDevice;\r | |
370 | }\r | |
371 | \r | |
372 | //\r | |
373 | // Obtain IDE IO port registers' base addresses\r | |
374 | //\r | |
375 | Status = GetIdeRegistersBaseAddr (PciIo, IdeRegsBaseAddr);\r | |
376 | if (EFI_ERROR (Status)) {\r | |
377 | goto ErrorExit;\r | |
378 | }\r | |
379 | \r | |
380 | //\r | |
381 | // Report status code: begin IdeBus initialization\r | |
382 | //\r | |
383 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
384 | EFI_PROGRESS_CODE,\r | |
385 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_PC_RESET),\r | |
386 | ParentDevicePath\r | |
387 | );\r | |
388 | \r | |
389 | //\r | |
390 | // Strictly follow the enumeration based on IDE_CONTROLLER_INIT protocol\r | |
391 | //\r | |
392 | for (IdeChannel = BeginningIdeChannel; IdeChannel <= EndIdeChannel; IdeChannel++) {\r | |
393 | \r | |
394 | IdeInit->NotifyPhase (IdeInit, EfiIdeBeforeChannelEnumeration, IdeChannel);\r | |
395 | \r | |
396 | //\r | |
397 | // now obtain channel information fron IdeControllerInit protocol. Step9\r | |
398 | //\r | |
399 | Status = IdeInit->GetChannelInfo (\r | |
400 | IdeInit,\r | |
401 | IdeChannel,\r | |
402 | &ChannelEnabled,\r | |
403 | &MaxDevices\r | |
404 | );\r | |
405 | if (EFI_ERROR (Status)) {\r | |
406 | DEBUG ((EFI_D_ERROR, "[GetChannel, Status=%x]", Status));\r | |
407 | continue;\r | |
408 | }\r | |
409 | \r | |
410 | if (!ChannelEnabled) {\r | |
411 | continue;\r | |
412 | }\r | |
413 | \r | |
414 | EndIdeDevice = (UINT8) EFI_MIN ((MaxDevices - 1), EndIdeDevice);\r | |
415 | \r | |
416 | //\r | |
417 | // Now inform the IDE Controller Init Module. Sept10\r | |
418 | //\r | |
419 | IdeInit->NotifyPhase (IdeInit, EfiIdeBeforeChannelReset, IdeChannel);\r | |
420 | \r | |
421 | //\r | |
422 | // No reset channel function implemented. Sept11\r | |
423 | //\r | |
424 | IdeInit->NotifyPhase (IdeInit, EfiIdeAfterChannelReset, IdeChannel);\r | |
425 | \r | |
426 | //\r | |
427 | // Step13\r | |
428 | //\r | |
429 | IdeInit->NotifyPhase (\r | |
430 | IdeInit,\r | |
431 | EfiIdeBusBeforeDevicePresenceDetection,\r | |
432 | IdeChannel\r | |
433 | );\r | |
434 | //\r | |
435 | // -- 1st inner loop --- Master/Slave ------------ Step14\r | |
436 | //\r | |
437 | for (IdeDevice = BeginningIdeDevice; IdeDevice <= EndIdeDevice; IdeDevice++) {\r | |
438 | //\r | |
439 | // Check whether the configuration options allow this device\r | |
440 | //\r | |
441 | if (!(ConfigurationOptions & (1 << (IdeChannel * 2 + IdeDevice)))) {\r | |
442 | continue;\r | |
443 | }\r | |
444 | \r | |
445 | //\r | |
446 | // The device has been scanned in another Start(), No need to scan it again\r | |
447 | // for perf optimization.\r | |
448 | //\r | |
449 | if (IdeBusDriverPrivateData->HaveScannedDevice[IdeChannel * 2 + IdeDevice]) {\r | |
450 | continue;\r | |
451 | }\r | |
452 | \r | |
453 | //\r | |
454 | // create child handle for the detected device.\r | |
455 | //\r | |
456 | IdeBlkIoDevice[IdeChannel][IdeDevice] = AllocatePool (sizeof (IDE_BLK_IO_DEV));\r | |
457 | if (IdeBlkIoDevice[IdeChannel][IdeDevice] == NULL) {\r | |
458 | continue;\r | |
459 | }\r | |
460 | \r | |
461 | IdeBlkIoDevicePtr = IdeBlkIoDevice[IdeChannel][IdeDevice];\r | |
462 | \r | |
463 | ZeroMem (IdeBlkIoDevicePtr, sizeof (IDE_BLK_IO_DEV));\r | |
464 | \r | |
465 | IdeBlkIoDevicePtr->Signature = IDE_BLK_IO_DEV_SIGNATURE;\r | |
466 | IdeBlkIoDevicePtr->Channel = IdeChannel;\r | |
467 | IdeBlkIoDevicePtr->Device = IdeDevice;\r | |
468 | \r | |
469 | //\r | |
470 | // initialize Block IO interface's Media pointer\r | |
471 | //\r | |
472 | IdeBlkIoDevicePtr->BlkIo.Media = &IdeBlkIoDevicePtr->BlkMedia;\r | |
473 | \r | |
474 | //\r | |
475 | // Initialize IDE IO port addresses, including Command Block registers\r | |
476 | // and Control Block registers\r | |
477 | //\r | |
478 | IdeBlkIoDevicePtr->IoPort = AllocatePool (sizeof (IDE_BASE_REGISTERS));\r | |
479 | if (IdeBlkIoDevicePtr->IoPort == NULL) {\r | |
480 | continue;\r | |
481 | }\r | |
482 | \r | |
483 | ZeroMem (IdeBlkIoDevicePtr->IoPort, sizeof (IDE_BASE_REGISTERS));\r | |
484 | CommandBlockBaseAddr = IdeRegsBaseAddr[IdeChannel].CommandBlockBaseAddr;\r | |
485 | ControlBlockBaseAddr = IdeRegsBaseAddr[IdeChannel].ControlBlockBaseAddr;\r | |
486 | \r | |
487 | IdeBlkIoDevicePtr->IoPort->Data = CommandBlockBaseAddr;\r | |
488 | (*(UINT16 *) &IdeBlkIoDevicePtr->IoPort->Reg1) = (UINT16) (CommandBlockBaseAddr + 0x01);\r | |
489 | IdeBlkIoDevicePtr->IoPort->SectorCount = (UINT16) (CommandBlockBaseAddr + 0x02);\r | |
490 | IdeBlkIoDevicePtr->IoPort->SectorNumber = (UINT16) (CommandBlockBaseAddr + 0x03);\r | |
491 | IdeBlkIoDevicePtr->IoPort->CylinderLsb = (UINT16) (CommandBlockBaseAddr + 0x04);\r | |
492 | IdeBlkIoDevicePtr->IoPort->CylinderMsb = (UINT16) (CommandBlockBaseAddr + 0x05);\r | |
493 | IdeBlkIoDevicePtr->IoPort->Head = (UINT16) (CommandBlockBaseAddr + 0x06);\r | |
494 | (*(UINT16 *) &IdeBlkIoDevicePtr->IoPort->Reg) = (UINT16) (CommandBlockBaseAddr + 0x07);\r | |
495 | \r | |
496 | (*(UINT16 *) &IdeBlkIoDevicePtr->IoPort->Alt) = ControlBlockBaseAddr;\r | |
497 | IdeBlkIoDevicePtr->IoPort->DriveAddress = (UINT16) (ControlBlockBaseAddr + 0x01);\r | |
498 | \r | |
499 | IdeBlkIoDevicePtr->IoPort->MasterSlave = (UINT16) ((IdeDevice == IdeMaster) ? 1 : 0);\r | |
500 | \r | |
501 | IdeBlkIoDevicePtr->PciIo = PciIo;\r | |
502 | IdeBlkIoDevicePtr->IdeBusDriverPrivateData = IdeBusDriverPrivateData;\r | |
503 | IdeBlkIoDevicePtr->IoPort->BusMasterBaseAddr = IdeRegsBaseAddr[IdeChannel].BusMasterBaseAddr;\r | |
504 | \r | |
878ddf1f | 505 | //\r |
506 | // Discover device, now!\r | |
507 | //\r | |
508 | PERF_START (0, "DiscoverIdeDevice", "IDE", 0);\r | |
509 | Status = DiscoverIdeDevice (IdeBlkIoDevicePtr);\r | |
510 | PERF_END (0, "DiscoverIdeDevice", "IDE", 0);\r | |
511 | \r | |
512 | IdeBusDriverPrivateData->HaveScannedDevice[IdeChannel * 2 + IdeDevice] = TRUE;\r | |
513 | IdeBusDriverPrivateData->DeviceProcessed[IdeChannel * 2 + IdeDevice] = FALSE;\r | |
514 | \r | |
515 | if (!EFI_ERROR (Status)) {\r | |
516 | //\r | |
517 | // Set Device Path\r | |
518 | //\r | |
519 | ZeroMem (&NewNode, sizeof (NewNode));\r | |
520 | NewNode.DevPath.Type = MESSAGING_DEVICE_PATH;\r | |
521 | NewNode.DevPath.SubType = MSG_ATAPI_DP;\r | |
522 | SetDevicePathNodeLength (&NewNode.DevPath, sizeof (ATAPI_DEVICE_PATH));\r | |
523 | \r | |
524 | NewNode.Atapi.PrimarySecondary = (UINT8) IdeBlkIoDevicePtr->Channel;\r | |
525 | NewNode.Atapi.SlaveMaster = (UINT8) IdeBlkIoDevicePtr->Device;\r | |
526 | NewNode.Atapi.Lun = IdeBlkIoDevicePtr->Lun;\r | |
527 | IdeBlkIoDevicePtr->DevicePath = AppendDevicePathNode (\r | |
528 | ParentDevicePath,\r | |
529 | &NewNode.DevPath\r | |
530 | );\r | |
531 | if (IdeBlkIoDevicePtr->DevicePath == NULL) {\r | |
532 | ReleaseIdeResources (IdeBlkIoDevicePtr);\r | |
533 | continue;\r | |
534 | }\r | |
535 | \r | |
536 | //\r | |
537 | // Submit identify data to IDE controller init driver\r | |
538 | //\r | |
539 | CopyMem (&IdentifyData, IdeBlkIoDevicePtr->pIdData, sizeof (IdentifyData));\r | |
540 | // IdentifyData = *IdeBlkIoDevicePtr->pIdData;\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 | EnableInterrupt (IdeBlkIoDevicePtr);\r | |
634 | } else if (SupportedModes->MultiWordDmaMode.Valid) {\r | |
635 | \r | |
636 | TransferMode.ModeCategory = ATA_MODE_CATEGORY_MDMA;\r | |
637 | TransferMode.ModeNumber = (UINT8) SupportedModes->MultiWordDmaMode.Mode;\r | |
638 | Status = SetDeviceTransferMode (IdeBlkIoDevicePtr, &TransferMode);\r | |
639 | \r | |
640 | if (EFI_ERROR (Status)) {\r | |
641 | IdeBusDriverPrivateData->DeviceFound[IdeChannel * 2 + IdeDevice] = FALSE;\r | |
642 | ReleaseIdeResources (IdeBlkIoDevicePtr);\r | |
643 | IdeBlkIoDevicePtr = NULL;\r | |
644 | continue;\r | |
645 | }\r | |
646 | \r | |
647 | EnableInterrupt (IdeBlkIoDevicePtr);\r | |
648 | }\r | |
649 | //\r | |
650 | // Init driver parameters\r | |
651 | //\r | |
652 | DriveParameters.Sector = (UINT8) IdeBlkIoDevicePtr->pIdData->AtaData.sectors_per_track;\r | |
653 | DriveParameters.Heads = (UINT8) (IdeBlkIoDevicePtr->pIdData->AtaData.heads - 1);\r | |
654 | DriveParameters.MultipleSector = (UINT8) IdeBlkIoDevicePtr->pIdData->AtaData.multi_sector_cmd_max_sct_cnt;\r | |
655 | //\r | |
656 | // Set Parameters for the device:\r | |
657 | // 1) Init\r | |
658 | // 2) Establish the block count for READ/WRITE MULTIPLE (EXT) command\r | |
659 | //\r | |
660 | if ((IdeBlkIoDevicePtr->Type == IdeHardDisk) || (IdeBlkIoDevicePtr->Type == Ide48bitAddressingHardDisk)) {\r | |
661 | Status = SetDriveParameters (IdeBlkIoDevicePtr, &DriveParameters);\r | |
662 | }\r | |
663 | \r | |
664 | //\r | |
665 | // Record PIO mode used in private data\r | |
666 | //\r | |
667 | IdeBlkIoDevicePtr->PioMode = SupportedModes->PioMode.Mode;\r | |
668 | \r | |
669 | //\r | |
670 | // Set IDE controller Timing Blocks in the PCI Configuration Space\r | |
671 | //\r | |
672 | IdeInit->SetTiming (IdeInit, IdeChannel, IdeDevice, SupportedModes);\r | |
673 | \r | |
674 | //\r | |
675 | // Add Component Name for the IDE/ATAPI device that was discovered.\r | |
676 | //\r | |
677 | IdeBlkIoDevicePtr->ControllerNameTable = NULL;\r | |
678 | ADD_NAME (IdeBlkIoDevicePtr);\r | |
679 | \r | |
680 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
681 | &IdeBlkIoDevicePtr->Handle,\r | |
682 | &gEfiDevicePathProtocolGuid,\r | |
683 | IdeBlkIoDevicePtr->DevicePath,\r | |
684 | &gEfiBlockIoProtocolGuid,\r | |
685 | &IdeBlkIoDevicePtr->BlkIo,\r | |
686 | &gEfiDiskInfoProtocolGuid,\r | |
687 | &IdeBlkIoDevicePtr->DiskInfo,\r | |
688 | NULL\r | |
689 | );\r | |
690 | \r | |
691 | if (EFI_ERROR (Status)) {\r | |
692 | ReleaseIdeResources (IdeBlkIoDevicePtr);\r | |
693 | }\r | |
694 | \r | |
695 | gBS->OpenProtocol (\r | |
696 | Controller,\r | |
697 | &gEfiPciIoProtocolGuid,\r | |
698 | (VOID **) &PciIo,\r | |
699 | This->DriverBindingHandle,\r | |
700 | IdeBlkIoDevicePtr->Handle,\r | |
701 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
702 | );\r | |
703 | \r | |
704 | IdeBusDriverPrivateData->DeviceProcessed[IdeChannel * 2 + IdeDevice] = TRUE;\r | |
705 | \r | |
706 | //\r | |
707 | // Report status code: device eanbled!\r | |
708 | //\r | |
709 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
710 | EFI_PROGRESS_CODE,\r | |
711 | (EFI_IO_BUS_ATA_ATAPI | EFI_P_PC_ENABLE),\r | |
712 | IdeBlkIoDevicePtr->DevicePath\r | |
713 | );\r | |
714 | //\r | |
715 | // end of 2nd inner loop ----\r | |
716 | //\r | |
717 | }\r | |
718 | //\r | |
719 | // end of 2nd outer loop ==========\r | |
720 | //\r | |
721 | }\r | |
722 | \r | |
723 | //\r | |
724 | // All configurations done! Notify IdeController to do post initialization\r | |
725 | // work such as saving IDE controller PCI settings for S3 resume\r | |
726 | //\r | |
727 | IdeInit->NotifyPhase (IdeInit, EfiIdeBusPhaseMaximum, 0);\r | |
728 | \r | |
729 | if (SupportedModes != NULL) {\r | |
730 | gBS->FreePool (SupportedModes);\r | |
731 | }\r | |
732 | \r | |
733 | PERF_START (0, "Finish IDE detection", "IDE", 1);\r | |
734 | PERF_END (0, "Finish IDE detection", "IDE", 0);\r | |
735 | \r | |
736 | return EFI_SUCCESS;\r | |
737 | \r | |
738 | ErrorExit:\r | |
739 | \r | |
740 | //\r | |
741 | // Report error code: controller error\r | |
742 | //\r | |
743 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
744 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
745 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_EC_CONTROLLER_ERROR),\r | |
746 | ParentDevicePath\r | |
747 | );\r | |
748 | \r | |
749 | gBS->CloseProtocol (\r | |
750 | Controller,\r | |
751 | &gEfiIdeControllerInitProtocolGuid,\r | |
752 | This->DriverBindingHandle,\r | |
753 | Controller\r | |
754 | );\r | |
755 | \r | |
756 | gBS->UninstallMultipleProtocolInterfaces (\r | |
757 | Controller,\r | |
758 | &gEfiCallerIdGuid,\r | |
759 | IdeBusDriverPrivateData,\r | |
760 | NULL\r | |
761 | );\r | |
762 | \r | |
763 | if (IdeBusDriverPrivateData != NULL) {\r | |
764 | gBS->FreePool (IdeBusDriverPrivateData);\r | |
765 | }\r | |
766 | \r | |
767 | if (SupportedModes != NULL) {\r | |
768 | gBS->FreePool (SupportedModes);\r | |
769 | }\r | |
770 | \r | |
771 | gBS->CloseProtocol (\r | |
772 | Controller,\r | |
773 | &gEfiPciIoProtocolGuid,\r | |
774 | This->DriverBindingHandle,\r | |
775 | Controller\r | |
776 | );\r | |
777 | \r | |
778 | gBS->CloseProtocol (\r | |
779 | Controller,\r | |
780 | &gEfiDevicePathProtocolGuid,\r | |
781 | This->DriverBindingHandle,\r | |
782 | Controller\r | |
783 | );\r | |
784 | \r | |
785 | return Status;\r | |
786 | \r | |
787 | }\r | |
788 | \r | |
789 | //\r | |
790 | // ***********************************************************************************\r | |
791 | // IDEBusDriverBindingStop\r | |
792 | // ***********************************************************************************\r | |
793 | //\r | |
794 | EFI_STATUS\r | |
795 | EFIAPI\r | |
796 | IDEBusDriverBindingStop (\r | |
797 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
798 | IN EFI_HANDLE Controller,\r | |
799 | IN UINTN NumberOfChildren,\r | |
800 | IN EFI_HANDLE *ChildHandleBuffer\r | |
801 | )\r | |
802 | /*++\r | |
803 | \r | |
804 | Routine Description:\r | |
805 | Stop this driver on Controller Handle. \r | |
806 | \r | |
807 | Arguments:\r | |
808 | This - Protocol instance pointer.\r | |
809 | DeviceHandle - Handle of device to stop driver on \r | |
810 | NumberOfChildren - Not used\r | |
811 | ChildHandleBuffer - Not used\r | |
812 | \r | |
813 | Returns:\r | |
814 | EFI_SUCCESS - This driver is removed DeviceHandle\r | |
815 | other - This driver was not removed from this device\r | |
816 | \r | |
817 | --*/\r | |
818 | // TODO: Controller - add argument and description to function comment\r | |
819 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
820 | {\r | |
821 | EFI_STATUS Status;\r | |
822 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
823 | BOOLEAN AllChildrenStopped;\r | |
824 | UINTN Index;\r | |
825 | IDE_BUS_DRIVER_PRIVATE_DATA *IdeBusDriverPrivateData;\r | |
826 | \r | |
827 | IdeBusDriverPrivateData = NULL;\r | |
828 | \r | |
829 | if (NumberOfChildren == 0) {\r | |
830 | \r | |
831 | Status = gBS->OpenProtocol (\r | |
832 | Controller,\r | |
833 | &gEfiPciIoProtocolGuid,\r | |
834 | (VOID **) &PciIo,\r | |
835 | This->DriverBindingHandle,\r | |
836 | Controller,\r | |
837 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
838 | );\r | |
839 | if (!EFI_ERROR (Status)) {\r | |
840 | PciIo->Attributes (\r | |
841 | PciIo,\r | |
842 | EfiPciIoAttributeOperationDisable,\r | |
843 | EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO | EFI_PCI_IO_ATTRIBUTE_IDE_SECONDARY_IO | EFI_PCI_DEVICE_ENABLE,\r | |
844 | NULL\r | |
845 | );\r | |
846 | }\r | |
847 | \r | |
848 | gBS->OpenProtocol (\r | |
849 | Controller,\r | |
850 | &gEfiCallerIdGuid,\r | |
851 | (VOID **) &IdeBusDriverPrivateData,\r | |
852 | This->DriverBindingHandle,\r | |
853 | Controller,\r | |
854 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
855 | );\r | |
856 | \r | |
857 | gBS->UninstallMultipleProtocolInterfaces (\r | |
858 | Controller,\r | |
859 | &gEfiCallerIdGuid,\r | |
860 | IdeBusDriverPrivateData,\r | |
861 | NULL\r | |
862 | );\r | |
863 | \r | |
864 | if (IdeBusDriverPrivateData != NULL) {\r | |
865 | gBS->FreePool (IdeBusDriverPrivateData);\r | |
866 | }\r | |
867 | //\r | |
868 | // Close the bus driver\r | |
869 | //\r | |
870 | gBS->CloseProtocol (\r | |
871 | Controller,\r | |
872 | &gEfiIdeControllerInitProtocolGuid,\r | |
873 | This->DriverBindingHandle,\r | |
874 | Controller\r | |
875 | );\r | |
876 | gBS->CloseProtocol (\r | |
877 | Controller,\r | |
878 | &gEfiPciIoProtocolGuid,\r | |
879 | This->DriverBindingHandle,\r | |
880 | Controller\r | |
881 | );\r | |
882 | gBS->CloseProtocol (\r | |
883 | Controller,\r | |
884 | &gEfiDevicePathProtocolGuid,\r | |
885 | This->DriverBindingHandle,\r | |
886 | Controller\r | |
887 | );\r | |
888 | \r | |
889 | return EFI_SUCCESS;\r | |
890 | }\r | |
891 | \r | |
892 | AllChildrenStopped = TRUE;\r | |
893 | \r | |
894 | for (Index = 0; Index < NumberOfChildren; Index++) {\r | |
895 | \r | |
896 | Status = DeRegisterIdeDevice (This, Controller, ChildHandleBuffer[Index]);\r | |
897 | \r | |
898 | if (EFI_ERROR (Status)) {\r | |
899 | AllChildrenStopped = FALSE;\r | |
900 | }\r | |
901 | }\r | |
902 | \r | |
903 | if (!AllChildrenStopped) {\r | |
904 | return EFI_DEVICE_ERROR;\r | |
905 | }\r | |
906 | \r | |
907 | return EFI_SUCCESS;\r | |
908 | }\r | |
909 | \r | |
910 | //\r | |
911 | // ***********************************************************************************\r | |
912 | // DeRegisterIdeDevice\r | |
913 | // ***********************************************************************************\r | |
914 | //\r | |
915 | EFI_STATUS\r | |
916 | DeRegisterIdeDevice (\r | |
917 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
918 | IN EFI_HANDLE Controller,\r | |
919 | IN EFI_HANDLE Handle\r | |
920 | )\r | |
921 | /*++\r | |
922 | \r | |
923 | Routine Description:\r | |
924 | \r | |
925 | Deregister an IDE device and free resources\r | |
926 | \r | |
927 | Arguments:\r | |
928 | \r | |
929 | This - Protocol instance pointer.\r | |
930 | Controller - Ide device handle\r | |
931 | Handle - Handle of device to deregister driver on \r | |
932 | \r | |
933 | Returns:\r | |
934 | \r | |
935 | EFI_STATUS\r | |
936 | \r | |
937 | --*/\r | |
938 | // TODO: EFI_SUCCESS - add return value to function comment\r | |
939 | {\r | |
940 | EFI_STATUS Status;\r | |
941 | EFI_BLOCK_IO_PROTOCOL *BlkIo;\r | |
942 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
943 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
944 | UINTN Index;\r | |
945 | \r | |
946 | Status = gBS->OpenProtocol (\r | |
947 | Handle,\r | |
948 | &gEfiBlockIoProtocolGuid,\r | |
949 | (VOID **) &BlkIo,\r | |
950 | This->DriverBindingHandle,\r | |
951 | Controller,\r | |
952 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
953 | );\r | |
954 | if (EFI_ERROR (Status)) {\r | |
955 | return Status;\r | |
956 | }\r | |
957 | \r | |
958 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (BlkIo);\r | |
959 | \r | |
960 | //\r | |
961 | // Report Status code: Device disabled\r | |
962 | //\r | |
963 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
964 | EFI_PROGRESS_CODE,\r | |
965 | (EFI_IO_BUS_ATA_ATAPI | EFI_P_PC_DISABLE),\r | |
966 | IdeBlkIoDevice->DevicePath\r | |
967 | );\r | |
968 | \r | |
969 | //\r | |
970 | // Close the child handle\r | |
971 | //\r | |
972 | Status = gBS->CloseProtocol (\r | |
973 | Controller,\r | |
974 | &gEfiPciIoProtocolGuid,\r | |
975 | This->DriverBindingHandle,\r | |
976 | Handle\r | |
977 | );\r | |
978 | \r | |
979 | Status = gBS->UninstallMultipleProtocolInterfaces (\r | |
980 | Handle,\r | |
981 | &gEfiDevicePathProtocolGuid,\r | |
982 | IdeBlkIoDevice->DevicePath,\r | |
983 | &gEfiBlockIoProtocolGuid,\r | |
984 | &IdeBlkIoDevice->BlkIo,\r | |
985 | &gEfiDiskInfoProtocolGuid,\r | |
986 | &IdeBlkIoDevice->DiskInfo,\r | |
987 | NULL\r | |
988 | );\r | |
989 | \r | |
990 | if (EFI_ERROR (Status)) {\r | |
991 | gBS->OpenProtocol (\r | |
992 | Controller,\r | |
993 | &gEfiPciIoProtocolGuid,\r | |
994 | (VOID **) &PciIo,\r | |
995 | This->DriverBindingHandle,\r | |
996 | Handle,\r | |
997 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
998 | );\r | |
999 | return Status;\r | |
1000 | }\r | |
1001 | \r | |
1002 | //\r | |
1003 | // Release allocated resources\r | |
1004 | //\r | |
1005 | Index = IdeBlkIoDevice->Channel * 2 + IdeBlkIoDevice->Device;\r | |
1006 | IdeBlkIoDevice->IdeBusDriverPrivateData->HaveScannedDevice[Index] = FALSE;\r | |
1007 | \r | |
1008 | ReleaseIdeResources (IdeBlkIoDevice);\r | |
1009 | \r | |
1010 | return EFI_SUCCESS;\r | |
1011 | }\r | |
1012 | \r | |
1013 | //\r | |
1014 | // ***********************************************************************************\r | |
1015 | // IDEBlkIoReset\r | |
1016 | // ***********************************************************************************\r | |
1017 | //\r | |
1018 | EFI_STATUS\r | |
1019 | EFIAPI\r | |
1020 | IDEBlkIoReset (\r | |
1021 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
1022 | IN BOOLEAN ExtendedVerification\r | |
1023 | )\r | |
1024 | /*++\r | |
1025 | \r | |
1026 | Routine Description:\r | |
1027 | \r | |
1028 | Arguments:\r | |
1029 | \r | |
1030 | Returns:\r | |
1031 | \r | |
1032 | None\r | |
1033 | \r | |
1034 | --*/\r | |
1035 | // TODO: This - add argument and description to function comment\r | |
1036 | // TODO: ExtendedVerification - add argument and description to function comment\r | |
1037 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
1038 | {\r | |
1039 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1040 | EFI_STATUS Status;\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 | return AtaSoftReset (IdeBlkIoDevice);\r | |
1053 | }\r | |
1054 | \r | |
1055 | if (IdeBlkIoDevice->Type == IdeUnknown) {\r | |
1056 | return EFI_DEVICE_ERROR;\r | |
1057 | }\r | |
1058 | \r | |
1059 | //\r | |
1060 | // for ATAPI device, using ATAPI reset method\r | |
1061 | //\r | |
1062 | Status = AtapiSoftReset (IdeBlkIoDevice);\r | |
1063 | if (ExtendedVerification) {\r | |
1064 | Status = AtaSoftReset (IdeBlkIoDevice);\r | |
1065 | }\r | |
1066 | \r | |
1067 | return Status;\r | |
1068 | }\r | |
1069 | \r | |
1070 | EFI_STATUS\r | |
1071 | EFIAPI\r | |
1072 | IDEBlkIoReadBlocks (\r | |
1073 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
1074 | IN UINT32 MediaId,\r | |
1075 | IN EFI_LBA LBA,\r | |
1076 | IN UINTN BufferSize,\r | |
1077 | OUT VOID *Buffer\r | |
1078 | )\r | |
1079 | /*++\r | |
1080 | \r | |
1081 | Routine Description:\r | |
1082 | \r | |
1083 | Read data from block io device\r | |
1084 | \r | |
1085 | Arguments:\r | |
1086 | \r | |
1087 | This - Protocol instance pointer.\r | |
1088 | MediaId - The media ID of the device\r | |
1089 | LBA - Starting LBA address to read data\r | |
1090 | BufferSize - The size of data to be read\r | |
1091 | Buffer - Caller supplied buffer to save data\r | |
1092 | \r | |
1093 | Returns:\r | |
1094 | \r | |
1095 | read data status\r | |
1096 | \r | |
1097 | --*/\r | |
1098 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
1099 | {\r | |
1100 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1101 | \r | |
1102 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (This);\r | |
1103 | \r | |
1104 | //\r | |
1105 | // Requery IDE IO resources in case of the switch of native and legacy modes\r | |
1106 | //\r | |
1107 | ReassignIdeResources (IdeBlkIoDevice);\r | |
1108 | \r | |
1109 | //\r | |
1110 | // For ATA compatible device, use ATA read block's mechanism\r | |
1111 | //\r | |
1112 | if (IdeBlkIoDevice->Type == IdeHardDisk ||\r | |
1113 | IdeBlkIoDevice->Type == Ide48bitAddressingHardDisk) {\r | |
1114 | return AtaBlkIoReadBlocks (\r | |
1115 | IdeBlkIoDevice,\r | |
1116 | MediaId,\r | |
1117 | LBA,\r | |
1118 | BufferSize,\r | |
1119 | Buffer\r | |
1120 | );\r | |
1121 | }\r | |
1122 | \r | |
1123 | if (IdeBlkIoDevice->Type == IdeUnknown) {\r | |
1124 | return EFI_DEVICE_ERROR;\r | |
1125 | }\r | |
1126 | \r | |
1127 | //\r | |
1128 | // for ATAPI device, using ATAPI read block's mechanism\r | |
1129 | //\r | |
1130 | return AtapiBlkIoReadBlocks (\r | |
1131 | IdeBlkIoDevice,\r | |
1132 | MediaId,\r | |
1133 | LBA,\r | |
1134 | BufferSize,\r | |
1135 | Buffer\r | |
1136 | );\r | |
1137 | \r | |
1138 | }\r | |
1139 | \r | |
1140 | EFI_STATUS\r | |
1141 | EFIAPI\r | |
1142 | IDEBlkIoWriteBlocks (\r | |
1143 | IN EFI_BLOCK_IO_PROTOCOL *This,\r | |
1144 | IN UINT32 MediaId,\r | |
1145 | IN EFI_LBA LBA,\r | |
1146 | IN UINTN BufferSize,\r | |
1147 | IN VOID *Buffer\r | |
1148 | )\r | |
1149 | /*++\r | |
1150 | \r | |
1151 | Routine Description:\r | |
1152 | \r | |
1153 | Write data to block io device\r | |
1154 | \r | |
1155 | Arguments:\r | |
1156 | \r | |
1157 | This - Protocol instance pointer.\r | |
1158 | MediaId - The media ID of the device\r | |
1159 | LBA - Starting LBA address to write data\r | |
1160 | BufferSize - The size of data to be written\r | |
1161 | Buffer - Caller supplied buffer to save data\r | |
1162 | \r | |
1163 | Returns:\r | |
1164 | \r | |
1165 | write data status\r | |
1166 | \r | |
1167 | --*/\r | |
1168 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
1169 | {\r | |
1170 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1171 | \r | |
1172 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (This);\r | |
1173 | //\r | |
1174 | // Requery IDE IO resources in case of the switch of native and legacy modes\r | |
1175 | //\r | |
1176 | ReassignIdeResources (IdeBlkIoDevice);\r | |
1177 | \r | |
1178 | //\r | |
1179 | // for ATA device, using ATA write block's mechanism\r | |
1180 | //\r | |
1181 | if (IdeBlkIoDevice->Type == IdeHardDisk ||\r | |
1182 | IdeBlkIoDevice->Type == Ide48bitAddressingHardDisk) { \r | |
1183 | \r | |
1184 | return AtaBlkIoWriteBlocks (\r | |
1185 | IdeBlkIoDevice,\r | |
1186 | MediaId,\r | |
1187 | LBA,\r | |
1188 | BufferSize,\r | |
1189 | Buffer\r | |
1190 | );\r | |
1191 | }\r | |
1192 | \r | |
1193 | if (IdeBlkIoDevice->Type == IdeUnknown) {\r | |
1194 | return EFI_DEVICE_ERROR;\r | |
1195 | }\r | |
1196 | \r | |
1197 | //\r | |
1198 | // for ATAPI device, using ATAPI write block's mechanism\r | |
1199 | //\r | |
1200 | return AtapiBlkIoWriteBlocks (\r | |
1201 | IdeBlkIoDevice,\r | |
1202 | MediaId,\r | |
1203 | LBA,\r | |
1204 | BufferSize,\r | |
1205 | Buffer\r | |
1206 | );\r | |
1207 | }\r | |
1208 | \r | |
1209 | //\r | |
1210 | // ***********************************************************************************\r | |
1211 | // IDEBlkIoFlushBlocks\r | |
1212 | // ***********************************************************************************\r | |
1213 | //\r | |
1214 | EFI_STATUS\r | |
1215 | EFIAPI\r | |
1216 | IDEBlkIoFlushBlocks (\r | |
1217 | IN EFI_BLOCK_IO_PROTOCOL *This\r | |
1218 | )\r | |
1219 | /*++\r | |
1220 | \r | |
1221 | Routine Description:\r | |
1222 | \r | |
1223 | Arguments:\r | |
1224 | \r | |
1225 | Returns:\r | |
1226 | \r | |
1227 | None\r | |
1228 | \r | |
1229 | --*/\r | |
1230 | // TODO: This - add argument and description to function comment\r | |
1231 | // TODO: EFI_SUCCESS - add return value to function comment\r | |
1232 | {\r | |
1233 | //\r | |
1234 | // return directly\r | |
1235 | //\r | |
1236 | return EFI_SUCCESS;\r | |
1237 | }\r | |
1238 | \r | |
1239 | EFI_STATUS\r | |
1240 | EFIAPI\r | |
1241 | IDEDiskInfoInquiry (\r | |
1242 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
1243 | IN OUT VOID *InquiryData,\r | |
1244 | IN OUT UINT32 *InquiryDataSize\r | |
1245 | )\r | |
1246 | /*++\r | |
1247 | \r | |
1248 | Routine Description:\r | |
1249 | Return the results of the Inquiry command to a drive in InquiryData.\r | |
1250 | Data format of Inquiry data is defined by the Interface GUID.\r | |
1251 | \r | |
1252 | Arguments:\r | |
1253 | This - Protocol instance pointer.\r | |
1254 | InquiryData - Results of Inquiry command to device\r | |
1255 | InquiryDataSize - Size of InquiryData in bytes.\r | |
1256 | \r | |
1257 | Returns:\r | |
1258 | EFI_SUCCESS - InquiryData valid\r | |
1259 | EFI_NOT_FOUND - Device does not support this data class\r | |
1260 | EFI_DEVICE_ERROR - Error reading InquiryData from device \r | |
1261 | EFI_BUFFER_TOO_SMALL - IntquiryDataSize not big enough\r | |
1262 | \r | |
1263 | --*/\r | |
1264 | {\r | |
1265 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1266 | \r | |
1267 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS (This);\r | |
1268 | \r | |
1269 | if (*InquiryDataSize < sizeof (INQUIRY_DATA)) {\r | |
1270 | *InquiryDataSize = sizeof (INQUIRY_DATA);\r | |
1271 | return EFI_BUFFER_TOO_SMALL;\r | |
1272 | }\r | |
1273 | \r | |
1274 | if (IdeBlkIoDevice->pInquiryData == NULL) {\r | |
1275 | return EFI_NOT_FOUND;\r | |
1276 | }\r | |
1277 | \r | |
1278 | gBS->CopyMem (InquiryData, IdeBlkIoDevice->pInquiryData, sizeof (INQUIRY_DATA));\r | |
1279 | *InquiryDataSize = sizeof (INQUIRY_DATA);\r | |
1280 | \r | |
1281 | return EFI_SUCCESS;\r | |
1282 | }\r | |
1283 | \r | |
1284 | EFI_STATUS\r | |
1285 | EFIAPI\r | |
1286 | IDEDiskInfoIdentify (\r | |
1287 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
1288 | IN OUT VOID *IdentifyData,\r | |
1289 | IN OUT UINT32 *IdentifyDataSize\r | |
1290 | )\r | |
1291 | /*++\r | |
1292 | \r | |
1293 | Routine Description:\r | |
1294 | Return the results of the Identify command to a drive in IdentifyData.\r | |
1295 | Data format of Identify data is defined by the Interface GUID.\r | |
1296 | \r | |
1297 | Arguments:\r | |
1298 | This - Protocol instance pointer.\r | |
1299 | IdentifyData - Results of Identify command to device\r | |
1300 | IdentifyDataSize - Size of IdentifyData in bytes.\r | |
1301 | \r | |
1302 | Returns:\r | |
1303 | EFI_SUCCESS - IdentifyData valid\r | |
1304 | EFI_NOT_FOUND - Device does not support this data class\r | |
1305 | EFI_DEVICE_ERROR - Error reading IdentifyData from device \r | |
1306 | EFI_BUFFER_TOO_SMALL - IdentifyDataSize not big enough\r | |
1307 | \r | |
1308 | --*/\r | |
1309 | {\r | |
1310 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1311 | \r | |
1312 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS (This);\r | |
1313 | \r | |
1314 | if (*IdentifyDataSize < sizeof (EFI_IDENTIFY_DATA)) {\r | |
1315 | *IdentifyDataSize = sizeof (EFI_IDENTIFY_DATA);\r | |
1316 | return EFI_BUFFER_TOO_SMALL;\r | |
1317 | }\r | |
1318 | \r | |
1319 | if (IdeBlkIoDevice->pIdData == NULL) {\r | |
1320 | return EFI_NOT_FOUND;\r | |
1321 | }\r | |
1322 | \r | |
1323 | gBS->CopyMem (IdentifyData, IdeBlkIoDevice->pIdData, sizeof (EFI_IDENTIFY_DATA));\r | |
1324 | *IdentifyDataSize = sizeof (EFI_IDENTIFY_DATA);\r | |
1325 | \r | |
1326 | return EFI_SUCCESS;\r | |
1327 | }\r | |
1328 | \r | |
1329 | EFI_STATUS\r | |
1330 | EFIAPI\r | |
1331 | IDEDiskInfoSenseData (\r | |
1332 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
1333 | IN OUT VOID *SenseData,\r | |
1334 | IN OUT UINT32 *SenseDataSize,\r | |
1335 | OUT UINT8 *SenseDataNumber\r | |
1336 | )\r | |
1337 | /*++\r | |
1338 | \r | |
1339 | Routine Description:\r | |
1340 | Return the results of the Request Sense command to a drive in SenseData.\r | |
1341 | Data format of Sense data is defined by the Interface GUID.\r | |
1342 | \r | |
1343 | Arguments:\r | |
1344 | This - Protocol instance pointer.\r | |
1345 | SenseData - Results of Request Sense command to device\r | |
1346 | SenseDataSize - Size of SenseData in bytes.\r | |
1347 | SenseDataNumber - Type of SenseData\r | |
1348 | \r | |
1349 | Returns:\r | |
1350 | EFI_SUCCESS - InquiryData valid\r | |
1351 | EFI_NOT_FOUND - Device does not support this data class\r | |
1352 | EFI_DEVICE_ERROR - Error reading InquiryData from device \r | |
1353 | EFI_BUFFER_TOO_SMALL - SenseDataSize not big enough\r | |
1354 | \r | |
1355 | --*/\r | |
1356 | {\r | |
1357 | return EFI_NOT_FOUND;\r | |
1358 | }\r | |
1359 | \r | |
1360 | EFI_STATUS\r | |
1361 | EFIAPI\r | |
1362 | IDEDiskInfoWhichIde (\r | |
1363 | IN EFI_DISK_INFO_PROTOCOL *This,\r | |
1364 | OUT UINT32 *IdeChannel,\r | |
1365 | OUT UINT32 *IdeDevice\r | |
1366 | )\r | |
1367 | /*++\r | |
1368 | \r | |
1369 | Routine Description:\r | |
1370 | Return the results of the Request Sense command to a drive in SenseData.\r | |
1371 | Data format of Sense data is defined by the Interface GUID.\r | |
1372 | \r | |
1373 | Arguments:\r | |
1374 | This - Protocol instance pointer.\r | |
1375 | IdeChannel - Primary or Secondary\r | |
1376 | IdeDevice - Master or Slave\r | |
1377 | \r | |
1378 | Returns:\r | |
1379 | EFI_SUCCESS - IdeChannel and IdeDevice are valid\r | |
1380 | EFI_UNSUPPORTED - This is not an IDE device\r | |
1381 | \r | |
1382 | --*/\r | |
1383 | {\r | |
1384 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r | |
1385 | \r | |
1386 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS (This);\r | |
1387 | *IdeChannel = IdeBlkIoDevice->Channel;\r | |
1388 | *IdeDevice = IdeBlkIoDevice->Device;\r | |
1389 | \r | |
1390 | return EFI_SUCCESS;\r | |
1391 | }\r |