ed72955c |
1 | /** @file\r |
2 | Copyright (c) 2006, Intel Corporation \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 |
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7 | \r |
ed72955c |
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 |
878ddf1f |
10 | \r |
ed72955c |
11 | @par Revision Reference:\r |
878ddf1f |
12 | This module is modified from DXE\IDE module for Ide Contriller Init support\r |
13 | \r |
ed72955c |
14 | **/\r |
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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 |
61fb1657 |
29 | 0xa,\r |
878ddf1f |
30 | NULL,\r |
31 | NULL\r |
32 | };\r |
33 | \r |
34 | //\r |
35 | // ***********************************************************************************\r |
36 | // IDEBusDriverBindingSupported\r |
37 | // ***********************************************************************************\r |
38 | //\r |
ed72955c |
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 |
878ddf1f |
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 |
878ddf1f |
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 |
0b293ccb |
94 | // Close protocol, don't use device path protocol in the .Support() function\r |
878ddf1f |
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 |
ed72955c |
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 |
878ddf1f |
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 |
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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 |
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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 |
878ddf1f |
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 |
1cc8ee78 |
241 | // Save Enumall. Step7.2\r |
878ddf1f |
242 | //\r |
243 | EnumAll = IdeInit->EnumAll;\r |
878ddf1f |
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 |
6874dbd0 |
316 | NULL,\r |
878ddf1f |
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 |
a98f11c5 |
416 | \r |
417 | //\r |
418 | // Prepare to detect IDE device of this channel\r |
419 | //\r |
420 | InitializeIDEChannelData ();\r |
421 | \r |
878ddf1f |
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 |
1cc8ee78 |
454 | IdeBlkIoDevicePtr->Channel = (EFI_IDE_CHANNEL) IdeChannel;\r |
455 | IdeBlkIoDevicePtr->Device = (EFI_IDE_DEVICE) IdeDevice;\r |
878ddf1f |
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 |
a98f11c5 |
493 | //\r |
494 | // Report Status code: is about to detect IDE drive\r |
495 | //\r |
715a44f1 |
496 | REPORT_STATUS_CODE_EX (\r |
a98f11c5 |
497 | EFI_PROGRESS_CODE,\r |
498 | (EFI_IO_BUS_ATA_ATAPI | EFI_P_PC_PRESENCE_DETECT),\r |
715a44f1 |
499 | 0,\r |
500 | &gEfiCallerIdGuid,\r |
501 | NULL,\r |
502 | NULL,\r |
503 | 0\r |
504 | );\r |
a98f11c5 |
505 | \r |
878ddf1f |
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 |
878ddf1f |
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 |
64b41a07 |
632 | \r |
878ddf1f |
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 |
1cc8ee78 |
667 | IdeBlkIoDevicePtr->PioMode = (ATA_PIO_MODE) SupportedModes->PioMode.Mode;\r |
878ddf1f |
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 |
905dd497 |
714 | \r |
715 | //\r |
716 | // Create event to clear pending IDE interrupt\r |
717 | //\r |
718 | Status = gBS->CreateEvent (\r |
719 | EFI_EVENT_SIGNAL_EXIT_BOOT_SERVICES,\r |
720 | EFI_TPL_NOTIFY,\r |
721 | ClearInterrupt,\r |
722 | IdeBlkIoDevicePtr,\r |
a98f11c5 |
723 | &IdeBlkIoDevicePtr->ExitBootServiceEvent\r |
905dd497 |
724 | );\r |
725 | \r |
878ddf1f |
726 | //\r |
727 | // end of 2nd inner loop ----\r |
728 | //\r |
729 | }\r |
730 | //\r |
731 | // end of 2nd outer loop ==========\r |
732 | //\r |
733 | }\r |
734 | \r |
735 | //\r |
736 | // All configurations done! Notify IdeController to do post initialization\r |
737 | // work such as saving IDE controller PCI settings for S3 resume\r |
738 | //\r |
739 | IdeInit->NotifyPhase (IdeInit, EfiIdeBusPhaseMaximum, 0);\r |
740 | \r |
741 | if (SupportedModes != NULL) {\r |
742 | gBS->FreePool (SupportedModes);\r |
743 | }\r |
744 | \r |
745 | PERF_START (0, "Finish IDE detection", "IDE", 1);\r |
746 | PERF_END (0, "Finish IDE detection", "IDE", 0);\r |
747 | \r |
748 | return EFI_SUCCESS;\r |
749 | \r |
750 | ErrorExit:\r |
751 | \r |
752 | //\r |
753 | // Report error code: controller error\r |
754 | //\r |
755 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r |
756 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r |
757 | (EFI_IO_BUS_ATA_ATAPI | EFI_IOB_EC_CONTROLLER_ERROR),\r |
758 | ParentDevicePath\r |
759 | );\r |
760 | \r |
761 | gBS->CloseProtocol (\r |
762 | Controller,\r |
763 | &gEfiIdeControllerInitProtocolGuid,\r |
764 | This->DriverBindingHandle,\r |
765 | Controller\r |
766 | );\r |
767 | \r |
768 | gBS->UninstallMultipleProtocolInterfaces (\r |
769 | Controller,\r |
770 | &gEfiCallerIdGuid,\r |
771 | IdeBusDriverPrivateData,\r |
772 | NULL\r |
773 | );\r |
774 | \r |
775 | if (IdeBusDriverPrivateData != NULL) {\r |
776 | gBS->FreePool (IdeBusDriverPrivateData);\r |
777 | }\r |
778 | \r |
779 | if (SupportedModes != NULL) {\r |
780 | gBS->FreePool (SupportedModes);\r |
781 | }\r |
782 | \r |
783 | gBS->CloseProtocol (\r |
784 | Controller,\r |
785 | &gEfiPciIoProtocolGuid,\r |
786 | This->DriverBindingHandle,\r |
787 | Controller\r |
788 | );\r |
789 | \r |
790 | gBS->CloseProtocol (\r |
791 | Controller,\r |
792 | &gEfiDevicePathProtocolGuid,\r |
793 | This->DriverBindingHandle,\r |
794 | Controller\r |
795 | );\r |
796 | \r |
797 | return Status;\r |
798 | \r |
799 | }\r |
800 | \r |
801 | //\r |
802 | // ***********************************************************************************\r |
803 | // IDEBusDriverBindingStop\r |
804 | // ***********************************************************************************\r |
805 | //\r |
ed72955c |
806 | /**\r |
807 | Stop this driver on Controller Handle. \r |
808 | \r |
809 | @param This Protocol instance pointer.\r |
810 | @param DeviceHandle Handle of device to stop driver on\r |
811 | @param NumberOfChildren Not used\r |
812 | @param ChildHandleBuffer Not used\r |
813 | \r |
814 | @retval EFI_SUCCESS This driver is removed DeviceHandle\r |
815 | @retval other This driver was not removed from this device\r |
816 | \r |
817 | **/\r |
878ddf1f |
818 | EFI_STATUS\r |
819 | EFIAPI\r |
820 | IDEBusDriverBindingStop (\r |
821 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
822 | IN EFI_HANDLE Controller,\r |
823 | IN UINTN NumberOfChildren,\r |
824 | IN EFI_HANDLE *ChildHandleBuffer\r |
825 | )\r |
878ddf1f |
826 | // TODO: Controller - add argument and description to function comment\r |
827 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r |
828 | {\r |
829 | EFI_STATUS Status;\r |
830 | EFI_PCI_IO_PROTOCOL *PciIo;\r |
831 | BOOLEAN AllChildrenStopped;\r |
832 | UINTN Index;\r |
833 | IDE_BUS_DRIVER_PRIVATE_DATA *IdeBusDriverPrivateData;\r |
834 | \r |
835 | IdeBusDriverPrivateData = NULL;\r |
836 | \r |
837 | if (NumberOfChildren == 0) {\r |
838 | \r |
839 | Status = gBS->OpenProtocol (\r |
840 | Controller,\r |
841 | &gEfiPciIoProtocolGuid,\r |
842 | (VOID **) &PciIo,\r |
843 | This->DriverBindingHandle,\r |
844 | Controller,\r |
845 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r |
846 | );\r |
847 | if (!EFI_ERROR (Status)) {\r |
848 | PciIo->Attributes (\r |
849 | PciIo,\r |
850 | EfiPciIoAttributeOperationDisable,\r |
851 | EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO | EFI_PCI_IO_ATTRIBUTE_IDE_SECONDARY_IO | EFI_PCI_DEVICE_ENABLE,\r |
852 | NULL\r |
853 | );\r |
854 | }\r |
855 | \r |
856 | gBS->OpenProtocol (\r |
857 | Controller,\r |
858 | &gEfiCallerIdGuid,\r |
859 | (VOID **) &IdeBusDriverPrivateData,\r |
860 | This->DriverBindingHandle,\r |
861 | Controller,\r |
862 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r |
863 | );\r |
864 | \r |
865 | gBS->UninstallMultipleProtocolInterfaces (\r |
866 | Controller,\r |
867 | &gEfiCallerIdGuid,\r |
868 | IdeBusDriverPrivateData,\r |
869 | NULL\r |
870 | );\r |
871 | \r |
872 | if (IdeBusDriverPrivateData != NULL) {\r |
873 | gBS->FreePool (IdeBusDriverPrivateData);\r |
874 | }\r |
875 | //\r |
876 | // Close the bus driver\r |
877 | //\r |
878 | gBS->CloseProtocol (\r |
879 | Controller,\r |
880 | &gEfiIdeControllerInitProtocolGuid,\r |
881 | This->DriverBindingHandle,\r |
882 | Controller\r |
883 | );\r |
884 | gBS->CloseProtocol (\r |
885 | Controller,\r |
886 | &gEfiPciIoProtocolGuid,\r |
887 | This->DriverBindingHandle,\r |
888 | Controller\r |
889 | );\r |
890 | gBS->CloseProtocol (\r |
891 | Controller,\r |
892 | &gEfiDevicePathProtocolGuid,\r |
893 | This->DriverBindingHandle,\r |
894 | Controller\r |
895 | );\r |
896 | \r |
897 | return EFI_SUCCESS;\r |
898 | }\r |
899 | \r |
900 | AllChildrenStopped = TRUE;\r |
901 | \r |
902 | for (Index = 0; Index < NumberOfChildren; Index++) {\r |
903 | \r |
904 | Status = DeRegisterIdeDevice (This, Controller, ChildHandleBuffer[Index]);\r |
905 | \r |
906 | if (EFI_ERROR (Status)) {\r |
907 | AllChildrenStopped = FALSE;\r |
908 | }\r |
909 | }\r |
910 | \r |
911 | if (!AllChildrenStopped) {\r |
912 | return EFI_DEVICE_ERROR;\r |
913 | }\r |
914 | \r |
915 | return EFI_SUCCESS;\r |
916 | }\r |
917 | \r |
918 | //\r |
919 | // ***********************************************************************************\r |
920 | // DeRegisterIdeDevice\r |
921 | // ***********************************************************************************\r |
922 | //\r |
ed72955c |
923 | /**\r |
924 | Deregister an IDE device and free resources\r |
925 | \r |
926 | @param This Protocol instance pointer.\r |
927 | @param Controller Ide device handle\r |
928 | @param Handle Handle of device to deregister driver on\r |
929 | \r |
930 | @return EFI_STATUS\r |
931 | \r |
932 | **/\r |
878ddf1f |
933 | EFI_STATUS\r |
934 | DeRegisterIdeDevice (\r |
935 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
936 | IN EFI_HANDLE Controller,\r |
937 | IN EFI_HANDLE Handle\r |
938 | )\r |
878ddf1f |
939 | // TODO: EFI_SUCCESS - add return value to function comment\r |
940 | {\r |
941 | EFI_STATUS Status;\r |
942 | EFI_BLOCK_IO_PROTOCOL *BlkIo;\r |
943 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r |
944 | EFI_PCI_IO_PROTOCOL *PciIo;\r |
945 | UINTN Index;\r |
946 | \r |
947 | Status = gBS->OpenProtocol (\r |
948 | Handle,\r |
949 | &gEfiBlockIoProtocolGuid,\r |
950 | (VOID **) &BlkIo,\r |
951 | This->DriverBindingHandle,\r |
952 | Controller,\r |
953 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r |
954 | );\r |
955 | if (EFI_ERROR (Status)) {\r |
956 | return Status;\r |
957 | }\r |
958 | \r |
959 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (BlkIo);\r |
960 | \r |
961 | //\r |
962 | // Report Status code: Device disabled\r |
963 | //\r |
964 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r |
965 | EFI_PROGRESS_CODE,\r |
966 | (EFI_IO_BUS_ATA_ATAPI | EFI_P_PC_DISABLE),\r |
967 | IdeBlkIoDevice->DevicePath\r |
968 | );\r |
969 | \r |
970 | //\r |
971 | // Close the child handle\r |
972 | //\r |
973 | Status = gBS->CloseProtocol (\r |
974 | Controller,\r |
975 | &gEfiPciIoProtocolGuid,\r |
976 | This->DriverBindingHandle,\r |
977 | Handle\r |
978 | );\r |
979 | \r |
980 | Status = gBS->UninstallMultipleProtocolInterfaces (\r |
981 | Handle,\r |
982 | &gEfiDevicePathProtocolGuid,\r |
983 | IdeBlkIoDevice->DevicePath,\r |
984 | &gEfiBlockIoProtocolGuid,\r |
985 | &IdeBlkIoDevice->BlkIo,\r |
986 | &gEfiDiskInfoProtocolGuid,\r |
987 | &IdeBlkIoDevice->DiskInfo,\r |
988 | NULL\r |
989 | );\r |
990 | \r |
991 | if (EFI_ERROR (Status)) {\r |
992 | gBS->OpenProtocol (\r |
993 | Controller,\r |
994 | &gEfiPciIoProtocolGuid,\r |
995 | (VOID **) &PciIo,\r |
996 | This->DriverBindingHandle,\r |
997 | Handle,\r |
998 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r |
999 | );\r |
1000 | return Status;\r |
1001 | }\r |
1002 | \r |
1003 | //\r |
1004 | // Release allocated resources\r |
1005 | //\r |
1006 | Index = IdeBlkIoDevice->Channel * 2 + IdeBlkIoDevice->Device;\r |
1007 | IdeBlkIoDevice->IdeBusDriverPrivateData->HaveScannedDevice[Index] = FALSE;\r |
1008 | \r |
1009 | ReleaseIdeResources (IdeBlkIoDevice);\r |
1010 | \r |
1011 | return EFI_SUCCESS;\r |
1012 | }\r |
1013 | \r |
1014 | //\r |
1015 | // ***********************************************************************************\r |
1016 | // IDEBlkIoReset\r |
1017 | // ***********************************************************************************\r |
1018 | //\r |
ed72955c |
1019 | /**\r |
1020 | TODO: This - add argument and description to function comment\r |
1021 | TODO: ExtendedVerification - add argument and description to function comment\r |
1022 | TODO: EFI_DEVICE_ERROR - add return value to function comment\r |
1023 | \r |
1024 | **/\r |
878ddf1f |
1025 | EFI_STATUS\r |
1026 | EFIAPI\r |
1027 | IDEBlkIoReset (\r |
1028 | IN EFI_BLOCK_IO_PROTOCOL *This,\r |
1029 | IN BOOLEAN ExtendedVerification\r |
1030 | )\r |
878ddf1f |
1031 | {\r |
1032 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r |
1033 | EFI_STATUS Status;\r |
1034 | \r |
1035 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (This);\r |
1036 | //\r |
1037 | // Requery IDE IO resources in case of the switch of native and legacy modes\r |
1038 | //\r |
1039 | ReassignIdeResources (IdeBlkIoDevice);\r |
1040 | \r |
1041 | //\r |
1042 | // for ATA device, using ATA reset method\r |
1043 | //\r |
a98f11c5 |
1044 | if (IdeBlkIoDevice->Type == IdeHardDisk ||\r |
1045 | IdeBlkIoDevice->Type == Ide48bitAddressingHardDisk) {\r |
878ddf1f |
1046 | return AtaSoftReset (IdeBlkIoDevice);\r |
1047 | }\r |
1048 | \r |
1049 | if (IdeBlkIoDevice->Type == IdeUnknown) {\r |
1050 | return EFI_DEVICE_ERROR;\r |
1051 | }\r |
1052 | \r |
1053 | //\r |
1054 | // for ATAPI device, using ATAPI reset method\r |
1055 | //\r |
1056 | Status = AtapiSoftReset (IdeBlkIoDevice);\r |
1057 | if (ExtendedVerification) {\r |
1058 | Status = AtaSoftReset (IdeBlkIoDevice);\r |
1059 | }\r |
1060 | \r |
1061 | return Status;\r |
1062 | }\r |
1063 | \r |
ed72955c |
1064 | /**\r |
1065 | Read data from block io device\r |
1066 | \r |
1067 | @param This Protocol instance pointer.\r |
1068 | @param MediaId The media ID of the device\r |
1069 | @param LBA Starting LBA address to read data\r |
1070 | @param BufferSize The size of data to be read\r |
1071 | @param Buffer Caller supplied buffer to save data\r |
1072 | \r |
1073 | @return read data status\r |
1074 | \r |
1075 | **/\r |
878ddf1f |
1076 | EFI_STATUS\r |
1077 | EFIAPI\r |
1078 | IDEBlkIoReadBlocks (\r |
1079 | IN EFI_BLOCK_IO_PROTOCOL *This,\r |
1080 | IN UINT32 MediaId,\r |
1081 | IN EFI_LBA LBA,\r |
1082 | IN UINTN BufferSize,\r |
1083 | OUT VOID *Buffer\r |
1084 | )\r |
878ddf1f |
1085 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r |
1086 | {\r |
1087 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r |
1088 | \r |
1089 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (This);\r |
1090 | \r |
1091 | //\r |
1092 | // Requery IDE IO resources in case of the switch of native and legacy modes\r |
1093 | //\r |
1094 | ReassignIdeResources (IdeBlkIoDevice);\r |
1095 | \r |
1096 | //\r |
1097 | // For ATA compatible device, use ATA read block's mechanism\r |
1098 | //\r |
1099 | if (IdeBlkIoDevice->Type == IdeHardDisk ||\r |
1100 | IdeBlkIoDevice->Type == Ide48bitAddressingHardDisk) {\r |
1101 | return AtaBlkIoReadBlocks (\r |
1102 | IdeBlkIoDevice,\r |
1103 | MediaId,\r |
1104 | LBA,\r |
1105 | BufferSize,\r |
1106 | Buffer\r |
1107 | );\r |
1108 | }\r |
1109 | \r |
1110 | if (IdeBlkIoDevice->Type == IdeUnknown) {\r |
1111 | return EFI_DEVICE_ERROR;\r |
1112 | }\r |
1113 | \r |
1114 | //\r |
1115 | // for ATAPI device, using ATAPI read block's mechanism\r |
1116 | //\r |
1117 | return AtapiBlkIoReadBlocks (\r |
1118 | IdeBlkIoDevice,\r |
1119 | MediaId,\r |
1120 | LBA,\r |
1121 | BufferSize,\r |
1122 | Buffer\r |
1123 | );\r |
1124 | \r |
1125 | }\r |
1126 | \r |
ed72955c |
1127 | /**\r |
1128 | Write data to block io device\r |
1129 | \r |
1130 | @param This Protocol instance pointer.\r |
1131 | @param MediaId The media ID of the device\r |
1132 | @param LBA Starting LBA address to write data\r |
1133 | @param BufferSize The size of data to be written\r |
1134 | @param Buffer Caller supplied buffer to save data\r |
1135 | \r |
1136 | @return write data status\r |
1137 | \r |
1138 | **/\r |
878ddf1f |
1139 | EFI_STATUS\r |
1140 | EFIAPI\r |
1141 | IDEBlkIoWriteBlocks (\r |
1142 | IN EFI_BLOCK_IO_PROTOCOL *This,\r |
1143 | IN UINT32 MediaId,\r |
1144 | IN EFI_LBA LBA,\r |
1145 | IN UINTN BufferSize,\r |
1146 | IN VOID *Buffer\r |
1147 | )\r |
878ddf1f |
1148 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r |
1149 | {\r |
1150 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r |
1151 | \r |
1152 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_THIS (This);\r |
1153 | //\r |
1154 | // Requery IDE IO resources in case of the switch of native and legacy modes\r |
1155 | //\r |
1156 | ReassignIdeResources (IdeBlkIoDevice);\r |
1157 | \r |
1158 | //\r |
1159 | // for ATA device, using ATA write block's mechanism\r |
1160 | //\r |
1161 | if (IdeBlkIoDevice->Type == IdeHardDisk ||\r |
1162 | IdeBlkIoDevice->Type == Ide48bitAddressingHardDisk) { \r |
1163 | \r |
1164 | return AtaBlkIoWriteBlocks (\r |
1165 | IdeBlkIoDevice,\r |
1166 | MediaId,\r |
1167 | LBA,\r |
1168 | BufferSize,\r |
1169 | Buffer\r |
1170 | );\r |
1171 | }\r |
1172 | \r |
1173 | if (IdeBlkIoDevice->Type == IdeUnknown) {\r |
1174 | return EFI_DEVICE_ERROR;\r |
1175 | }\r |
1176 | \r |
1177 | //\r |
1178 | // for ATAPI device, using ATAPI write block's mechanism\r |
1179 | //\r |
1180 | return AtapiBlkIoWriteBlocks (\r |
1181 | IdeBlkIoDevice,\r |
1182 | MediaId,\r |
1183 | LBA,\r |
1184 | BufferSize,\r |
1185 | Buffer\r |
1186 | );\r |
1187 | }\r |
1188 | \r |
1189 | //\r |
1190 | // ***********************************************************************************\r |
1191 | // IDEBlkIoFlushBlocks\r |
1192 | // ***********************************************************************************\r |
1193 | //\r |
ed72955c |
1194 | /**\r |
1195 | TODO: This - add argument and description to function comment\r |
1196 | TODO: EFI_SUCCESS - add return value to function comment\r |
1197 | **/\r |
878ddf1f |
1198 | EFI_STATUS\r |
1199 | EFIAPI\r |
1200 | IDEBlkIoFlushBlocks (\r |
1201 | IN EFI_BLOCK_IO_PROTOCOL *This\r |
1202 | )\r |
878ddf1f |
1203 | {\r |
1204 | //\r |
1205 | // return directly\r |
1206 | //\r |
1207 | return EFI_SUCCESS;\r |
1208 | }\r |
1209 | \r |
ed72955c |
1210 | /**\r |
1211 | Return the results of the Inquiry command to a drive in InquiryData.\r |
1212 | Data format of Inquiry data is defined by the Interface GUID.\r |
1213 | \r |
1214 | @param This Protocol instance pointer.\r |
1215 | @param InquiryData Results of Inquiry command to device\r |
1216 | @param InquiryDataSize Size of InquiryData in bytes.\r |
1217 | \r |
1218 | @retval EFI_SUCCESS InquiryData valid\r |
1219 | @retval EFI_NOT_FOUND Device does not support this data class\r |
1220 | @retval EFI_DEVICE_ERROR Error reading InquiryData from device\r |
1221 | @retval EFI_BUFFER_TOO_SMALL IntquiryDataSize not big enough\r |
1222 | \r |
1223 | **/\r |
878ddf1f |
1224 | EFI_STATUS\r |
1225 | EFIAPI\r |
1226 | IDEDiskInfoInquiry (\r |
1227 | IN EFI_DISK_INFO_PROTOCOL *This,\r |
1228 | IN OUT VOID *InquiryData,\r |
1229 | IN OUT UINT32 *InquiryDataSize\r |
1230 | )\r |
878ddf1f |
1231 | {\r |
1232 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r |
1233 | \r |
1234 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS (This);\r |
1235 | \r |
1236 | if (*InquiryDataSize < sizeof (INQUIRY_DATA)) {\r |
1237 | *InquiryDataSize = sizeof (INQUIRY_DATA);\r |
1238 | return EFI_BUFFER_TOO_SMALL;\r |
1239 | }\r |
1240 | \r |
1241 | if (IdeBlkIoDevice->pInquiryData == NULL) {\r |
1242 | return EFI_NOT_FOUND;\r |
1243 | }\r |
1244 | \r |
1245 | gBS->CopyMem (InquiryData, IdeBlkIoDevice->pInquiryData, sizeof (INQUIRY_DATA));\r |
1246 | *InquiryDataSize = sizeof (INQUIRY_DATA);\r |
1247 | \r |
1248 | return EFI_SUCCESS;\r |
1249 | }\r |
1250 | \r |
ed72955c |
1251 | /**\r |
1252 | Return the results of the Identify command to a drive in IdentifyData.\r |
1253 | Data format of Identify data is defined by the Interface GUID.\r |
1254 | \r |
1255 | @param This Protocol instance pointer.\r |
1256 | @param IdentifyData Results of Identify command to device\r |
1257 | @param IdentifyDataSize Size of IdentifyData in bytes.\r |
1258 | \r |
1259 | @retval EFI_SUCCESS IdentifyData valid\r |
1260 | @retval EFI_NOT_FOUND Device does not support this data class\r |
1261 | @retval EFI_DEVICE_ERROR Error reading IdentifyData from device\r |
1262 | @retval EFI_BUFFER_TOO_SMALL IdentifyDataSize not big enough\r |
1263 | \r |
1264 | **/\r |
878ddf1f |
1265 | EFI_STATUS\r |
1266 | EFIAPI\r |
1267 | IDEDiskInfoIdentify (\r |
1268 | IN EFI_DISK_INFO_PROTOCOL *This,\r |
1269 | IN OUT VOID *IdentifyData,\r |
1270 | IN OUT UINT32 *IdentifyDataSize\r |
1271 | )\r |
878ddf1f |
1272 | {\r |
1273 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r |
1274 | \r |
1275 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS (This);\r |
1276 | \r |
1277 | if (*IdentifyDataSize < sizeof (EFI_IDENTIFY_DATA)) {\r |
1278 | *IdentifyDataSize = sizeof (EFI_IDENTIFY_DATA);\r |
1279 | return EFI_BUFFER_TOO_SMALL;\r |
1280 | }\r |
1281 | \r |
1282 | if (IdeBlkIoDevice->pIdData == NULL) {\r |
1283 | return EFI_NOT_FOUND;\r |
1284 | }\r |
1285 | \r |
1286 | gBS->CopyMem (IdentifyData, IdeBlkIoDevice->pIdData, sizeof (EFI_IDENTIFY_DATA));\r |
1287 | *IdentifyDataSize = sizeof (EFI_IDENTIFY_DATA);\r |
1288 | \r |
1289 | return EFI_SUCCESS;\r |
1290 | }\r |
1291 | \r |
ed72955c |
1292 | /**\r |
1293 | Return the results of the Request Sense command to a drive in SenseData.\r |
1294 | Data format of Sense data is defined by the Interface GUID.\r |
1295 | \r |
1296 | @param This Protocol instance pointer.\r |
1297 | @param SenseData Results of Request Sense command to device\r |
1298 | @param SenseDataSize Size of SenseData in bytes.\r |
1299 | @param SenseDataNumber Type of SenseData\r |
1300 | \r |
1301 | @retval EFI_SUCCESS InquiryData valid\r |
1302 | @retval EFI_NOT_FOUND Device does not support this data class\r |
1303 | @retval EFI_DEVICE_ERROR Error reading InquiryData from device\r |
1304 | @retval EFI_BUFFER_TOO_SMALL SenseDataSize not big enough\r |
1305 | \r |
1306 | **/\r |
878ddf1f |
1307 | EFI_STATUS\r |
1308 | EFIAPI\r |
1309 | IDEDiskInfoSenseData (\r |
1310 | IN EFI_DISK_INFO_PROTOCOL *This,\r |
1311 | IN OUT VOID *SenseData,\r |
1312 | IN OUT UINT32 *SenseDataSize,\r |
1313 | OUT UINT8 *SenseDataNumber\r |
1314 | )\r |
878ddf1f |
1315 | {\r |
1316 | return EFI_NOT_FOUND;\r |
1317 | }\r |
1318 | \r |
ed72955c |
1319 | /**\r |
1320 | Return the results of the Request Sense command to a drive in SenseData.\r |
1321 | Data format of Sense data is defined by the Interface GUID.\r |
1322 | \r |
1323 | @param This Protocol instance pointer.\r |
1324 | @param IdeChannel Primary or Secondary\r |
1325 | @param IdeDevice Master or Slave\r |
1326 | \r |
1327 | @retval EFI_SUCCESS IdeChannel and IdeDevice are valid\r |
1328 | @retval EFI_UNSUPPORTED This is not an IDE device\r |
1329 | \r |
1330 | **/\r |
878ddf1f |
1331 | EFI_STATUS\r |
1332 | EFIAPI\r |
1333 | IDEDiskInfoWhichIde (\r |
1334 | IN EFI_DISK_INFO_PROTOCOL *This,\r |
1335 | OUT UINT32 *IdeChannel,\r |
1336 | OUT UINT32 *IdeDevice\r |
1337 | )\r |
878ddf1f |
1338 | {\r |
1339 | IDE_BLK_IO_DEV *IdeBlkIoDevice;\r |
1340 | \r |
1341 | IdeBlkIoDevice = IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS (This);\r |
1342 | *IdeChannel = IdeBlkIoDevice->Channel;\r |
1343 | *IdeDevice = IdeBlkIoDevice->Device;\r |
1344 | \r |
1345 | return EFI_SUCCESS;\r |
1346 | }\r |