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51ebae6b | 1 | /** @file\r |
2 | Initialization functions for EFI UNDI32 driver.\r | |
3 | \r | |
61f2ab90 | 4 | Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r |
ac1ca104 | 5 | This program and the accompanying materials\r |
51ebae6b | 6 | are licensed and made available under the terms and conditions of the BSD License\r |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "Undi32.h"\r | |
16 | //\r | |
17 | // Global Variables\r | |
18 | //\r | |
19 | \r | |
20 | PXE_SW_UNDI *pxe_31 = NULL; // 3.1 entry\r | |
21 | UNDI32_DEV *UNDI32DeviceList[MAX_NIC_INTERFACES];\r | |
c1ff10ec | 22 | UNDI_CONFIG_TABLE *UndiDataPointer = NULL;\r |
51ebae6b | 23 | \r |
24 | //\r | |
25 | // UNDI Class Driver Global Variables\r | |
26 | //\r | |
27 | EFI_DRIVER_BINDING_PROTOCOL gUndiDriverBinding = {\r | |
28 | UndiDriverSupported,\r | |
29 | UndiDriverStart,\r | |
30 | UndiDriverStop,\r | |
31 | 0xa,\r | |
32 | NULL,\r | |
33 | NULL\r | |
34 | };\r | |
35 | \r | |
36 | \r | |
37 | /**\r | |
38 | When address mapping changes to virtual this should make the appropriate\r | |
39 | address conversions.\r | |
40 | \r | |
41 | (Standard Event handler)\r | |
42 | \r | |
43 | @return None\r | |
44 | \r | |
45 | **/\r | |
46 | VOID\r | |
47 | EFIAPI\r | |
48 | UndiNotifyVirtual (\r | |
49 | EFI_EVENT Event,\r | |
50 | VOID *Context\r | |
51 | )\r | |
52 | {\r | |
53 | UINT16 Index;\r | |
54 | VOID *Pxe31Pointer;\r | |
55 | \r | |
56 | if (pxe_31 != NULL) {\r | |
57 | Pxe31Pointer = (VOID *) pxe_31;\r | |
58 | \r | |
59 | EfiConvertPointer (\r | |
60 | EFI_OPTIONAL_PTR,\r | |
61 | (VOID **) &Pxe31Pointer\r | |
62 | );\r | |
63 | \r | |
64 | //\r | |
65 | // UNDI32DeviceList is an array of pointers\r | |
66 | //\r | |
61f2ab90 | 67 | for (Index = 0; Index < (pxe_31->IFcnt | pxe_31->IFcntExt << 8); Index++) {\r |
51ebae6b | 68 | UNDI32DeviceList[Index]->NIIProtocol_31.Id = (UINT64) (UINTN) Pxe31Pointer;\r |
69 | EfiConvertPointer (\r | |
70 | EFI_OPTIONAL_PTR,\r | |
71 | (VOID **) &(UNDI32DeviceList[Index])\r | |
72 | );\r | |
73 | }\r | |
74 | \r | |
75 | EfiConvertPointer (\r | |
76 | EFI_OPTIONAL_PTR,\r | |
77 | (VOID **) &(pxe_31->EntryPoint)\r | |
78 | );\r | |
79 | pxe_31 = Pxe31Pointer;\r | |
80 | }\r | |
81 | \r | |
82 | for (Index = 0; Index <= PXE_OPCODE_LAST_VALID; Index++) {\r | |
83 | EfiConvertPointer (\r | |
84 | EFI_OPTIONAL_PTR,\r | |
85 | (VOID **) &api_table[Index].api_ptr\r | |
86 | );\r | |
87 | }\r | |
88 | }\r | |
89 | \r | |
90 | \r | |
91 | /**\r | |
92 | When EFI is shuting down the boot services, we need to install a\r | |
93 | configuration table for UNDI to work at runtime!\r | |
94 | \r | |
95 | (Standard Event handler)\r | |
96 | \r | |
97 | @return None\r | |
98 | \r | |
99 | **/\r | |
100 | VOID\r | |
101 | EFIAPI\r | |
102 | UndiNotifyExitBs (\r | |
103 | EFI_EVENT Event,\r | |
104 | VOID *Context\r | |
105 | )\r | |
106 | {\r | |
107 | InstallConfigTable ();\r | |
108 | }\r | |
109 | \r | |
110 | \r | |
111 | /**\r | |
112 | Test to see if this driver supports ControllerHandle. Any ControllerHandle\r | |
113 | than contains a DevicePath, PciIo protocol, Class code of 2, Vendor ID of 0x8086,\r | |
114 | and DeviceId of (D100_DEVICE_ID || D102_DEVICE_ID || ICH3_DEVICE_ID_1 ||\r | |
115 | ICH3_DEVICE_ID_2 || ICH3_DEVICE_ID_3 || ICH3_DEVICE_ID_4 || ICH3_DEVICE_ID_5 ||\r | |
116 | ICH3_DEVICE_ID_6 || ICH3_DEVICE_ID_7 || ICH3_DEVICE_ID_8) can be supported.\r | |
117 | \r | |
118 | @param This Protocol instance pointer.\r | |
119 | @param Controller Handle of device to test.\r | |
120 | @param RemainingDevicePath Not used.\r | |
121 | \r | |
122 | @retval EFI_SUCCESS This driver supports this device.\r | |
123 | @retval other This driver does not support this device.\r | |
124 | \r | |
125 | **/\r | |
126 | EFI_STATUS\r | |
127 | EFIAPI\r | |
128 | UndiDriverSupported (\r | |
129 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
130 | IN EFI_HANDLE Controller,\r | |
131 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
132 | )\r | |
133 | {\r | |
134 | EFI_STATUS Status;\r | |
135 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
136 | PCI_TYPE00 Pci;\r | |
137 | \r | |
138 | Status = gBS->OpenProtocol (\r | |
139 | Controller,\r | |
140 | &gEfiDevicePathProtocolGuid,\r | |
141 | NULL,\r | |
142 | This->DriverBindingHandle,\r | |
143 | Controller,\r | |
144 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
145 | );\r | |
146 | if (EFI_ERROR (Status)) {\r | |
147 | return Status;\r | |
148 | }\r | |
149 | \r | |
150 | Status = gBS->OpenProtocol (\r | |
151 | Controller,\r | |
152 | &gEfiPciIoProtocolGuid,\r | |
153 | (VOID **) &PciIo,\r | |
154 | This->DriverBindingHandle,\r | |
155 | Controller,\r | |
156 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
157 | );\r | |
158 | if (EFI_ERROR (Status)) {\r | |
159 | return Status;\r | |
160 | }\r | |
161 | \r | |
162 | Status = PciIo->Pci.Read (\r | |
163 | PciIo,\r | |
164 | EfiPciIoWidthUint8,\r | |
165 | 0,\r | |
166 | sizeof (PCI_CONFIG_HEADER),\r | |
167 | &Pci\r | |
168 | );\r | |
169 | \r | |
170 | if (!EFI_ERROR (Status)) {\r | |
171 | Status = EFI_UNSUPPORTED;\r | |
172 | \r | |
173 | if (Pci.Hdr.ClassCode[2] == 0x02 && Pci.Hdr.VendorId == PCI_VENDOR_ID_INTEL) {\r | |
174 | switch (Pci.Hdr.DeviceId) {\r | |
175 | case D100_DEVICE_ID:\r | |
176 | case D102_DEVICE_ID:\r | |
177 | case ICH3_DEVICE_ID_1:\r | |
178 | case ICH3_DEVICE_ID_2:\r | |
179 | case ICH3_DEVICE_ID_3:\r | |
180 | case ICH3_DEVICE_ID_4:\r | |
181 | case ICH3_DEVICE_ID_5:\r | |
182 | case ICH3_DEVICE_ID_6:\r | |
183 | case ICH3_DEVICE_ID_7:\r | |
184 | case ICH3_DEVICE_ID_8:\r | |
185 | case 0x1039:\r | |
186 | case 0x103A:\r | |
187 | case 0x103B:\r | |
188 | case 0x103C:\r | |
189 | case 0x103D:\r | |
190 | case 0x103E:\r | |
191 | case 0x1050:\r | |
192 | case 0x1051:\r | |
193 | case 0x1052:\r | |
194 | case 0x1053:\r | |
195 | case 0x1054:\r | |
196 | case 0x1055:\r | |
197 | case 0x1056:\r | |
198 | case 0x1057:\r | |
199 | case 0x1059:\r | |
200 | case 0x1064:\r | |
201 | Status = EFI_SUCCESS;\r | |
202 | }\r | |
203 | }\r | |
204 | }\r | |
205 | \r | |
206 | gBS->CloseProtocol (\r | |
207 | Controller,\r | |
208 | &gEfiPciIoProtocolGuid,\r | |
209 | This->DriverBindingHandle,\r | |
210 | Controller\r | |
211 | );\r | |
212 | \r | |
213 | return Status;\r | |
214 | }\r | |
215 | \r | |
216 | \r | |
217 | /**\r | |
218 | Start this driver on Controller by opening PciIo and DevicePath protocol.\r | |
219 | Initialize PXE structures, create a copy of the Controller Device Path with the\r | |
220 | NIC's MAC address appended to it, install the NetworkInterfaceIdentifier protocol\r | |
221 | on the newly created Device Path.\r | |
222 | \r | |
223 | @param This Protocol instance pointer.\r | |
224 | @param Controller Handle of device to work with.\r | |
225 | @param RemainingDevicePath Not used, always produce all possible children.\r | |
226 | \r | |
227 | @retval EFI_SUCCESS This driver is added to Controller.\r | |
228 | @retval other This driver does not support this device.\r | |
229 | \r | |
230 | **/\r | |
231 | EFI_STATUS\r | |
232 | EFIAPI\r | |
233 | UndiDriverStart (\r | |
234 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
235 | IN EFI_HANDLE Controller,\r | |
236 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
237 | )\r | |
238 | {\r | |
239 | EFI_STATUS Status;\r | |
240 | EFI_DEVICE_PATH_PROTOCOL *UndiDevicePath;\r | |
241 | PCI_CONFIG_HEADER *CfgHdr;\r | |
242 | UNDI32_DEV *UNDI32Device;\r | |
243 | UINT16 NewCommand;\r | |
244 | UINT8 *TmpPxePointer;\r | |
245 | EFI_PCI_IO_PROTOCOL *PciIoFncs;\r | |
246 | UINTN Len;\r | |
247 | UINT64 Supports;\r | |
248 | BOOLEAN PciAttributesSaved;\r | |
249 | \r | |
250 | Status = gBS->OpenProtocol (\r | |
251 | Controller,\r | |
252 | &gEfiPciIoProtocolGuid,\r | |
253 | (VOID **) &PciIoFncs,\r | |
254 | This->DriverBindingHandle,\r | |
255 | Controller,\r | |
256 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
257 | );\r | |
258 | \r | |
259 | if (EFI_ERROR (Status)) {\r | |
260 | return Status;\r | |
261 | }\r | |
262 | \r | |
263 | Status = gBS->OpenProtocol (\r | |
264 | Controller,\r | |
265 | &gEfiDevicePathProtocolGuid,\r | |
266 | (VOID **) &UndiDevicePath,\r | |
267 | This->DriverBindingHandle,\r | |
268 | Controller,\r | |
269 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
270 | );\r | |
271 | \r | |
272 | if (EFI_ERROR (Status)) {\r | |
273 | gBS->CloseProtocol (\r | |
274 | Controller,\r | |
275 | &gEfiPciIoProtocolGuid,\r | |
276 | This->DriverBindingHandle,\r | |
277 | Controller\r | |
278 | );\r | |
279 | \r | |
280 | return Status;\r | |
281 | }\r | |
282 | \r | |
283 | PciAttributesSaved = FALSE;\r | |
284 | \r | |
285 | Status = gBS->AllocatePool (\r | |
286 | EfiRuntimeServicesData,\r | |
287 | sizeof (UNDI32_DEV),\r | |
288 | (VOID **) &UNDI32Device\r | |
289 | );\r | |
290 | \r | |
291 | if (EFI_ERROR (Status)) {\r | |
292 | goto UndiError;\r | |
293 | }\r | |
294 | \r | |
295 | ZeroMem ((CHAR8 *) UNDI32Device, sizeof (UNDI32_DEV));\r | |
296 | \r | |
297 | //\r | |
298 | // Get original PCI attributes\r | |
299 | //\r | |
300 | Status = PciIoFncs->Attributes (\r | |
301 | PciIoFncs,\r | |
302 | EfiPciIoAttributeOperationGet,\r | |
303 | 0,\r | |
304 | &UNDI32Device->NicInfo.OriginalPciAttributes\r | |
305 | );\r | |
306 | \r | |
307 | if (EFI_ERROR (Status)) {\r | |
308 | goto UndiErrorDeleteDevice;\r | |
309 | }\r | |
310 | PciAttributesSaved = TRUE;\r | |
311 | \r | |
312 | //\r | |
313 | // allocate and initialize both (old and new) the !pxe structures here,\r | |
314 | // there should only be one copy of each of these structure for any number\r | |
315 | // of NICs this undi supports. Also, these structures need to be on a\r | |
316 | // paragraph boundary as per the spec. so, while allocating space for these,\r | |
317 | // make sure that there is space for 2 !pxe structures (old and new) and a\r | |
318 | // 32 bytes padding for alignment adjustment (in case)\r | |
319 | //\r | |
320 | TmpPxePointer = NULL;\r | |
321 | if (pxe_31 == NULL) {\r | |
322 | Status = gBS->AllocatePool (\r | |
323 | EfiRuntimeServicesData,\r | |
324 | (sizeof (PXE_SW_UNDI) + sizeof (PXE_SW_UNDI) + 32),\r | |
325 | (VOID **) &TmpPxePointer\r | |
326 | );\r | |
327 | \r | |
328 | if (EFI_ERROR (Status)) {\r | |
329 | goto UndiErrorDeleteDevice;\r | |
330 | }\r | |
331 | \r | |
332 | ZeroMem (\r | |
333 | TmpPxePointer,\r | |
334 | sizeof (PXE_SW_UNDI) + sizeof (PXE_SW_UNDI) + 32\r | |
335 | );\r | |
336 | //\r | |
337 | // check for paragraph alignment here, assuming that the pointer is\r | |
338 | // already 8 byte aligned.\r | |
339 | //\r | |
340 | if (((UINTN) TmpPxePointer & 0x0F) != 0) {\r | |
341 | pxe_31 = (PXE_SW_UNDI *) ((UINTN) (TmpPxePointer + 8));\r | |
342 | } else {\r | |
343 | pxe_31 = (PXE_SW_UNDI *) TmpPxePointer;\r | |
344 | }\r | |
345 | \r | |
346 | PxeStructInit (pxe_31);\r | |
347 | }\r | |
348 | \r | |
349 | UNDI32Device->NIIProtocol_31.Id = (UINT64) (UINTN) (pxe_31);\r | |
350 | \r | |
351 | Status = PciIoFncs->Attributes (\r | |
352 | PciIoFncs,\r | |
353 | EfiPciIoAttributeOperationSupported,\r | |
354 | 0,\r | |
355 | &Supports\r | |
356 | );\r | |
357 | if (!EFI_ERROR (Status)) {\r | |
358 | Supports &= EFI_PCI_DEVICE_ENABLE;\r | |
359 | Status = PciIoFncs->Attributes (\r | |
360 | PciIoFncs,\r | |
361 | EfiPciIoAttributeOperationEnable,\r | |
362 | Supports,\r | |
363 | NULL\r | |
364 | );\r | |
365 | }\r | |
366 | //\r | |
367 | // Read all the registers from device's PCI Configuration space\r | |
368 | //\r | |
369 | Status = PciIoFncs->Pci.Read (\r | |
370 | PciIoFncs,\r | |
371 | EfiPciIoWidthUint32,\r | |
372 | 0,\r | |
373 | MAX_PCI_CONFIG_LEN,\r | |
374 | &UNDI32Device->NicInfo.Config\r | |
375 | );\r | |
376 | \r | |
377 | CfgHdr = (PCI_CONFIG_HEADER *) &(UNDI32Device->NicInfo.Config[0]);\r | |
378 | \r | |
379 | //\r | |
380 | // make sure that this device is a PCI bus master\r | |
381 | //\r | |
382 | \r | |
383 | NewCommand = (UINT16) (CfgHdr->Command | PCI_COMMAND_MASTER | PCI_COMMAND_IO);\r | |
384 | if (CfgHdr->Command != NewCommand) {\r | |
385 | PciIoFncs->Pci.Write (\r | |
386 | PciIoFncs,\r | |
387 | EfiPciIoWidthUint16,\r | |
388 | PCI_COMMAND,\r | |
389 | 1,\r | |
390 | &NewCommand\r | |
391 | );\r | |
392 | CfgHdr->Command = NewCommand;\r | |
393 | }\r | |
394 | \r | |
395 | //\r | |
396 | // make sure that the latency timer is at least 32\r | |
397 | //\r | |
398 | if (CfgHdr->LatencyTimer < 32) {\r | |
399 | CfgHdr->LatencyTimer = 32;\r | |
400 | PciIoFncs->Pci.Write (\r | |
401 | PciIoFncs,\r | |
402 | EfiPciIoWidthUint8,\r | |
403 | PCI_LATENCY_TIMER,\r | |
404 | 1,\r | |
405 | &CfgHdr->LatencyTimer\r | |
406 | );\r | |
407 | }\r | |
408 | //\r | |
409 | // the IfNum index for the current interface will be the total number\r | |
410 | // of interfaces initialized so far\r | |
411 | //\r | |
61f2ab90 | 412 | UNDI32Device->NIIProtocol_31.IfNum = pxe_31->IFcnt | pxe_31->IFcntExt << 8;\r |
51ebae6b | 413 | \r |
414 | PxeUpdate (&UNDI32Device->NicInfo, pxe_31);\r | |
415 | \r | |
416 | UNDI32Device->NicInfo.Io_Function = PciIoFncs;\r | |
417 | UNDI32DeviceList[UNDI32Device->NIIProtocol_31.IfNum] = UNDI32Device;\r | |
418 | UNDI32Device->Undi32BaseDevPath = UndiDevicePath;\r | |
419 | \r | |
420 | Status = AppendMac2DevPath (\r | |
421 | &UNDI32Device->Undi32DevPath,\r | |
422 | UNDI32Device->Undi32BaseDevPath,\r | |
423 | &UNDI32Device->NicInfo\r | |
424 | );\r | |
425 | \r | |
426 | if (Status != 0) {\r | |
427 | goto UndiErrorDeletePxe;\r | |
428 | }\r | |
429 | \r | |
430 | UNDI32Device->Signature = UNDI_DEV_SIGNATURE;\r | |
431 | \r | |
432 | UNDI32Device->NIIProtocol_31.Revision = EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL_REVISION_31;\r | |
433 | UNDI32Device->NIIProtocol_31.Type = EfiNetworkInterfaceUndi;\r | |
434 | UNDI32Device->NIIProtocol_31.MajorVer = PXE_ROMID_MAJORVER;\r | |
435 | UNDI32Device->NIIProtocol_31.MinorVer = PXE_ROMID_MINORVER_31;\r | |
436 | UNDI32Device->NIIProtocol_31.ImageSize = 0;\r | |
437 | UNDI32Device->NIIProtocol_31.ImageAddr = 0;\r | |
438 | UNDI32Device->NIIProtocol_31.Ipv6Supported = FALSE;\r | |
439 | \r | |
440 | UNDI32Device->NIIProtocol_31.StringId[0] = 'U';\r | |
441 | UNDI32Device->NIIProtocol_31.StringId[1] = 'N';\r | |
442 | UNDI32Device->NIIProtocol_31.StringId[2] = 'D';\r | |
443 | UNDI32Device->NIIProtocol_31.StringId[3] = 'I';\r | |
444 | \r | |
445 | UNDI32Device->DeviceHandle = NULL;\r | |
446 | \r | |
447 | //\r | |
448 | // install both the 3.0 and 3.1 NII protocols.\r | |
449 | //\r | |
450 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
451 | &UNDI32Device->DeviceHandle,\r | |
452 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
453 | &UNDI32Device->NIIProtocol_31,\r | |
454 | &gEfiDevicePathProtocolGuid,\r | |
455 | UNDI32Device->Undi32DevPath,\r | |
456 | NULL\r | |
457 | );\r | |
458 | \r | |
459 | if (EFI_ERROR (Status)) {\r | |
460 | goto UndiErrorDeleteDevicePath;\r | |
461 | }\r | |
462 | \r | |
463 | //\r | |
464 | // if the table exists, free it and alloc again, or alloc it directly\r | |
465 | //\r | |
466 | if (UndiDataPointer != NULL) {\r | |
467 | Status = gBS->FreePool(UndiDataPointer);\r | |
468 | }\r | |
469 | if (EFI_ERROR (Status)) {\r | |
470 | goto UndiErrorDeleteDevicePath;\r | |
471 | }\r | |
472 | \r | |
61f2ab90 | 473 | Len = ((pxe_31->IFcnt|pxe_31->IFcntExt << 8)* sizeof (UndiDataPointer->NII_entry)) + sizeof (UndiDataPointer);\r |
51ebae6b | 474 | Status = gBS->AllocatePool (EfiRuntimeServicesData, Len, (VOID **) &UndiDataPointer);\r |
475 | \r | |
476 | if (EFI_ERROR (Status)) {\r | |
477 | goto UndiErrorAllocDataPointer;\r | |
478 | }\r | |
479 | \r | |
480 | //\r | |
481 | // Open For Child Device\r | |
482 | //\r | |
483 | Status = gBS->OpenProtocol (\r | |
484 | Controller,\r | |
485 | &gEfiPciIoProtocolGuid,\r | |
486 | (VOID **) &PciIoFncs,\r | |
487 | This->DriverBindingHandle,\r | |
488 | UNDI32Device->DeviceHandle,\r | |
489 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
490 | );\r | |
491 | \r | |
492 | return EFI_SUCCESS;\r | |
493 | UndiErrorAllocDataPointer:\r | |
494 | gBS->UninstallMultipleProtocolInterfaces (\r | |
495 | &UNDI32Device->DeviceHandle,\r | |
496 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
497 | &UNDI32Device->NIIProtocol_31,\r | |
498 | &gEfiDevicePathProtocolGuid,\r | |
499 | UNDI32Device->Undi32DevPath,\r | |
500 | NULL\r | |
501 | );\r | |
502 | \r | |
503 | UndiErrorDeleteDevicePath:\r | |
504 | UNDI32DeviceList[UNDI32Device->NIIProtocol_31.IfNum] = NULL;\r | |
505 | gBS->FreePool (UNDI32Device->Undi32DevPath);\r | |
506 | \r | |
507 | UndiErrorDeletePxe:\r | |
508 | PxeUpdate (NULL, pxe_31);\r | |
509 | if (TmpPxePointer != NULL) {\r | |
510 | gBS->FreePool (TmpPxePointer);\r | |
511 | \r | |
512 | }\r | |
513 | \r | |
514 | UndiErrorDeleteDevice:\r | |
515 | if (PciAttributesSaved) {\r | |
516 | //\r | |
517 | // Restore original PCI attributes\r | |
518 | //\r | |
519 | PciIoFncs->Attributes (\r | |
520 | PciIoFncs,\r | |
521 | EfiPciIoAttributeOperationSet,\r | |
522 | UNDI32Device->NicInfo.OriginalPciAttributes,\r | |
523 | NULL\r | |
524 | );\r | |
525 | }\r | |
526 | \r | |
527 | gBS->FreePool (UNDI32Device);\r | |
528 | \r | |
529 | UndiError:\r | |
530 | gBS->CloseProtocol (\r | |
531 | Controller,\r | |
532 | &gEfiDevicePathProtocolGuid,\r | |
533 | This->DriverBindingHandle,\r | |
534 | Controller\r | |
535 | );\r | |
536 | \r | |
537 | gBS->CloseProtocol (\r | |
538 | Controller,\r | |
539 | &gEfiPciIoProtocolGuid,\r | |
540 | This->DriverBindingHandle,\r | |
541 | Controller\r | |
542 | );\r | |
543 | \r | |
544 | return Status;\r | |
545 | }\r | |
546 | \r | |
547 | \r | |
548 | /**\r | |
549 | Stop this driver on Controller by removing NetworkInterfaceIdentifier protocol and\r | |
550 | closing the DevicePath and PciIo protocols on Controller.\r | |
551 | \r | |
552 | @param This Protocol instance pointer.\r | |
553 | @param Controller Handle of device to stop driver on.\r | |
554 | @param NumberOfChildren How many children need to be stopped.\r | |
555 | @param ChildHandleBuffer Not used.\r | |
556 | \r | |
557 | @retval EFI_SUCCESS This driver is removed Controller.\r | |
558 | @retval other This driver was not removed from this device.\r | |
559 | \r | |
560 | **/\r | |
561 | // TODO: EFI_DEVICE_ERROR - add return value to function comment\r | |
562 | EFI_STATUS\r | |
563 | EFIAPI\r | |
564 | UndiDriverStop (\r | |
565 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
566 | IN EFI_HANDLE Controller,\r | |
567 | IN UINTN NumberOfChildren,\r | |
568 | IN EFI_HANDLE *ChildHandleBuffer\r | |
569 | )\r | |
570 | {\r | |
571 | EFI_STATUS Status;\r | |
572 | BOOLEAN AllChildrenStopped;\r | |
573 | UINTN Index;\r | |
574 | UNDI32_DEV *UNDI32Device;\r | |
575 | EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL *NIIProtocol;\r | |
51ebae6b | 576 | \r |
577 | //\r | |
578 | // Complete all outstanding transactions to Controller.\r | |
579 | // Don't allow any new transaction to Controller to be started.\r | |
580 | //\r | |
581 | if (NumberOfChildren == 0) {\r | |
582 | \r | |
583 | //\r | |
584 | // Close the bus driver\r | |
585 | //\r | |
586 | Status = gBS->CloseProtocol (\r | |
587 | Controller,\r | |
588 | &gEfiDevicePathProtocolGuid,\r | |
589 | This->DriverBindingHandle,\r | |
590 | Controller\r | |
591 | );\r | |
592 | \r | |
593 | Status = gBS->CloseProtocol (\r | |
594 | Controller,\r | |
595 | &gEfiPciIoProtocolGuid,\r | |
596 | This->DriverBindingHandle,\r | |
597 | Controller\r | |
598 | );\r | |
599 | \r | |
600 | return Status;\r | |
601 | }\r | |
602 | \r | |
603 | AllChildrenStopped = TRUE;\r | |
604 | \r | |
605 | for (Index = 0; Index < NumberOfChildren; Index++) {\r | |
606 | \r | |
607 | Status = gBS->OpenProtocol (\r | |
608 | ChildHandleBuffer[Index],\r | |
609 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
610 | (VOID **) &NIIProtocol,\r | |
611 | This->DriverBindingHandle,\r | |
612 | Controller,\r | |
613 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
614 | );\r | |
615 | if (!EFI_ERROR (Status)) {\r | |
616 | \r | |
617 | UNDI32Device = UNDI_DEV_FROM_THIS (NIIProtocol);\r | |
618 | \r | |
4a823e23 | 619 | Status = gBS->CloseProtocol (\r |
620 | Controller,\r | |
621 | &gEfiPciIoProtocolGuid,\r | |
622 | This->DriverBindingHandle,\r | |
623 | ChildHandleBuffer[Index]\r | |
51ebae6b | 624 | );\r |
f415234b | 625 | if (!EFI_ERROR (Status)) {\r |
4a823e23 | 626 | Status = gBS->UninstallMultipleProtocolInterfaces (\r |
627 | ChildHandleBuffer[Index],\r | |
628 | &gEfiDevicePathProtocolGuid,\r | |
629 | UNDI32Device->Undi32DevPath,\r | |
630 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
631 | &UNDI32Device->NIIProtocol_31,\r | |
632 | NULL\r | |
f415234b | 633 | );\r |
4a823e23 | 634 | if (!EFI_ERROR (Status)) {\r |
635 | //\r | |
636 | // Restore original PCI attributes\r | |
637 | //\r | |
638 | Status = UNDI32Device->NicInfo.Io_Function->Attributes (\r | |
639 | UNDI32Device->NicInfo.Io_Function,\r | |
640 | EfiPciIoAttributeOperationSet,\r | |
641 | UNDI32Device->NicInfo.OriginalPciAttributes,\r | |
642 | NULL\r | |
643 | );\r | |
644 | \r | |
645 | ASSERT_EFI_ERROR (Status);\r | |
646 | \r | |
647 | gBS->FreePool (UNDI32Device->Undi32DevPath);\r | |
648 | gBS->FreePool (UNDI32Device);\r | |
649 | \r | |
650 | }\r | |
51ebae6b | 651 | }\r |
652 | }\r | |
653 | \r | |
654 | if (EFI_ERROR (Status)) {\r | |
655 | AllChildrenStopped = FALSE;\r | |
656 | }\r | |
657 | }\r | |
658 | \r | |
659 | if (!AllChildrenStopped) {\r | |
660 | return EFI_DEVICE_ERROR;\r | |
661 | }\r | |
662 | \r | |
663 | return EFI_SUCCESS;\r | |
664 | \r | |
665 | }\r | |
666 | \r | |
667 | \r | |
668 | /**\r | |
669 | Use the EFI boot services to produce a pause. This is also the routine which\r | |
670 | gets replaced during RunTime by the O/S in the NIC_DATA_INSTANCE so it can\r | |
671 | do it's own pause.\r | |
672 | \r | |
673 | @param UnqId Runtime O/S routine might use this, this temp\r | |
674 | routine does not use it\r | |
675 | @param MicroSeconds Determines the length of pause.\r | |
676 | \r | |
677 | @return none\r | |
678 | \r | |
679 | **/\r | |
680 | VOID\r | |
681 | TmpDelay (\r | |
682 | IN UINT64 UnqId,\r | |
683 | IN UINTN MicroSeconds\r | |
684 | )\r | |
685 | {\r | |
686 | gBS->Stall ((UINT32) MicroSeconds);\r | |
687 | }\r | |
688 | \r | |
689 | \r | |
690 | /**\r | |
691 | Use the PCI IO abstraction to issue memory or I/O reads and writes. This is also the routine which\r | |
692 | gets replaced during RunTime by the O/S in the NIC_DATA_INSTANCE so it can do it's own I/O abstractions.\r | |
693 | \r | |
694 | @param UnqId Runtime O/S routine may use this field, this temp\r | |
695 | routine does not.\r | |
696 | @param ReadWrite Determine if it is an I/O or Memory Read/Write\r | |
697 | Operation.\r | |
698 | @param Len Determines the width of the data operation.\r | |
699 | @param Port What port to Read/Write from.\r | |
700 | @param BuffAddr Address to read to or write from.\r | |
701 | \r | |
702 | @return none\r | |
703 | \r | |
704 | **/\r | |
705 | VOID\r | |
706 | TmpMemIo (\r | |
707 | IN UINT64 UnqId,\r | |
708 | IN UINT8 ReadWrite,\r | |
709 | IN UINT8 Len,\r | |
710 | IN UINT64 Port,\r | |
711 | IN UINT64 BuffAddr\r | |
712 | )\r | |
713 | {\r | |
714 | EFI_PCI_IO_PROTOCOL_WIDTH Width;\r | |
715 | NIC_DATA_INSTANCE *AdapterInfo;\r | |
716 | \r | |
717 | Width = (EFI_PCI_IO_PROTOCOL_WIDTH) 0;\r | |
718 | AdapterInfo = (NIC_DATA_INSTANCE *) (UINTN) UnqId;\r | |
719 | switch (Len) {\r | |
720 | case 2:\r | |
721 | Width = (EFI_PCI_IO_PROTOCOL_WIDTH) 1;\r | |
722 | break;\r | |
723 | \r | |
724 | case 4:\r | |
725 | Width = (EFI_PCI_IO_PROTOCOL_WIDTH) 2;\r | |
726 | break;\r | |
727 | \r | |
728 | case 8:\r | |
729 | Width = (EFI_PCI_IO_PROTOCOL_WIDTH) 3;\r | |
730 | break;\r | |
731 | }\r | |
732 | \r | |
733 | switch (ReadWrite) {\r | |
734 | case PXE_IO_READ:\r | |
735 | AdapterInfo->Io_Function->Io.Read (\r | |
736 | AdapterInfo->Io_Function,\r | |
737 | Width,\r | |
738 | 1,\r | |
739 | Port,\r | |
740 | 1,\r | |
741 | (VOID *) (UINTN) (BuffAddr)\r | |
742 | );\r | |
743 | break;\r | |
744 | \r | |
745 | case PXE_IO_WRITE:\r | |
746 | AdapterInfo->Io_Function->Io.Write (\r | |
747 | AdapterInfo->Io_Function,\r | |
748 | Width,\r | |
749 | 1,\r | |
750 | Port,\r | |
751 | 1,\r | |
752 | (VOID *) (UINTN) (BuffAddr)\r | |
753 | );\r | |
754 | break;\r | |
755 | \r | |
756 | case PXE_MEM_READ:\r | |
757 | AdapterInfo->Io_Function->Mem.Read (\r | |
758 | AdapterInfo->Io_Function,\r | |
759 | Width,\r | |
760 | 0,\r | |
761 | Port,\r | |
762 | 1,\r | |
763 | (VOID *) (UINTN) (BuffAddr)\r | |
764 | );\r | |
765 | break;\r | |
766 | \r | |
767 | case PXE_MEM_WRITE:\r | |
768 | AdapterInfo->Io_Function->Mem.Write (\r | |
769 | AdapterInfo->Io_Function,\r | |
770 | Width,\r | |
771 | 0,\r | |
772 | Port,\r | |
773 | 1,\r | |
774 | (VOID *) (UINTN) (BuffAddr)\r | |
775 | );\r | |
776 | break;\r | |
777 | }\r | |
778 | \r | |
779 | return ;\r | |
780 | }\r | |
781 | \r | |
782 | \r | |
783 | /**\r | |
784 | Using the NIC data structure information, read the EEPROM to get the MAC address and then allocate space\r | |
785 | for a new devicepath (**DevPtr) which will contain the original device path the NIC was found on (*BaseDevPtr)\r | |
786 | and an added MAC node.\r | |
787 | \r | |
788 | @param DevPtr Pointer which will point to the newly created device\r | |
789 | path with the MAC node attached.\r | |
790 | @param BaseDevPtr Pointer to the device path which the UNDI device\r | |
791 | driver is latching on to.\r | |
792 | @param AdapterInfo Pointer to the NIC data structure information which\r | |
793 | the UNDI driver is layering on..\r | |
794 | \r | |
795 | @retval EFI_SUCCESS A MAC address was successfully appended to the Base\r | |
796 | Device Path.\r | |
797 | @retval other Not enough resources available to create new Device\r | |
798 | Path node.\r | |
799 | \r | |
800 | **/\r | |
801 | EFI_STATUS\r | |
802 | AppendMac2DevPath (\r | |
803 | IN OUT EFI_DEVICE_PATH_PROTOCOL **DevPtr,\r | |
804 | IN EFI_DEVICE_PATH_PROTOCOL *BaseDevPtr,\r | |
805 | IN NIC_DATA_INSTANCE *AdapterInfo\r | |
806 | )\r | |
807 | {\r | |
808 | EFI_MAC_ADDRESS MACAddress;\r | |
809 | PCI_CONFIG_HEADER *CfgHdr;\r | |
810 | INT32 Val;\r | |
811 | INT32 Index;\r | |
812 | INT32 Index2;\r | |
813 | UINT8 AddrLen;\r | |
814 | MAC_ADDR_DEVICE_PATH MacAddrNode;\r | |
815 | EFI_DEVICE_PATH_PROTOCOL *EndNode;\r | |
816 | UINT8 *DevicePtr;\r | |
817 | UINT16 TotalPathLen;\r | |
818 | UINT16 BasePathLen;\r | |
819 | EFI_STATUS Status;\r | |
820 | \r | |
821 | //\r | |
822 | // set the environment ready (similar to UNDI_Start call) so that we can\r | |
823 | // execute the other UNDI_ calls to get the mac address\r | |
824 | // we are using undi 3.1 style\r | |
825 | //\r | |
826 | AdapterInfo->Delay = TmpDelay;\r | |
827 | AdapterInfo->Virt2Phys = (VOID *) 0;\r | |
828 | AdapterInfo->Block = (VOID *) 0;\r | |
829 | AdapterInfo->Map_Mem = (VOID *) 0;\r | |
830 | AdapterInfo->UnMap_Mem = (VOID *) 0;\r | |
831 | AdapterInfo->Sync_Mem = (VOID *) 0;\r | |
832 | AdapterInfo->Mem_Io = TmpMemIo;\r | |
833 | //\r | |
834 | // these tmp call-backs follow 3.1 undi style\r | |
835 | // i.e. they have the unique_id parameter.\r | |
836 | //\r | |
837 | AdapterInfo->VersionFlag = 0x31;\r | |
838 | AdapterInfo->Unique_ID = (UINT64) (UINTN) AdapterInfo;\r | |
839 | \r | |
840 | //\r | |
841 | // undi init portion\r | |
842 | //\r | |
843 | CfgHdr = (PCI_CONFIG_HEADER *) &(AdapterInfo->Config[0]);\r | |
844 | AdapterInfo->ioaddr = 0;\r | |
845 | AdapterInfo->RevID = CfgHdr->RevID;\r | |
846 | \r | |
847 | AddrLen = E100bGetEepromAddrLen (AdapterInfo);\r | |
848 | \r | |
849 | for (Index = 0, Index2 = 0; Index < 3; Index++) {\r | |
850 | Val = E100bReadEeprom (AdapterInfo, Index, AddrLen);\r | |
851 | MACAddress.Addr[Index2++] = (UINT8) Val;\r | |
852 | MACAddress.Addr[Index2++] = (UINT8) (Val >> 8);\r | |
853 | }\r | |
854 | \r | |
855 | SetMem (MACAddress.Addr + Index2, sizeof (EFI_MAC_ADDRESS) - Index2, 0);\r | |
856 | //for (; Index2 < sizeof (EFI_MAC_ADDRESS); Index2++) {\r | |
857 | // MACAddress.Addr[Index2] = 0;\r | |
858 | //}\r | |
859 | //\r | |
860 | // stop undi\r | |
861 | //\r | |
862 | AdapterInfo->Delay = (VOID *) 0;\r | |
863 | AdapterInfo->Mem_Io = (VOID *) 0;\r | |
864 | \r | |
865 | //\r | |
866 | // fill the mac address node first\r | |
867 | //\r | |
868 | ZeroMem ((CHAR8 *) &MacAddrNode, sizeof MacAddrNode);\r | |
869 | CopyMem (\r | |
870 | (CHAR8 *) &MacAddrNode.MacAddress,\r | |
871 | (CHAR8 *) &MACAddress,\r | |
872 | sizeof (EFI_MAC_ADDRESS)\r | |
873 | );\r | |
874 | \r | |
875 | MacAddrNode.Header.Type = MESSAGING_DEVICE_PATH;\r | |
876 | MacAddrNode.Header.SubType = MSG_MAC_ADDR_DP;\r | |
80448f6c | 877 | MacAddrNode.Header.Length[0] = (UINT8) sizeof (MacAddrNode);\r |
51ebae6b | 878 | MacAddrNode.Header.Length[1] = 0;\r |
879 | \r | |
880 | //\r | |
881 | // find the size of the base dev path.\r | |
882 | //\r | |
883 | EndNode = BaseDevPtr;\r | |
884 | \r | |
885 | while (!IsDevicePathEnd (EndNode)) {\r | |
886 | EndNode = NextDevicePathNode (EndNode);\r | |
887 | }\r | |
888 | \r | |
889 | BasePathLen = (UINT16) ((UINTN) (EndNode) - (UINTN) (BaseDevPtr));\r | |
890 | \r | |
891 | //\r | |
892 | // create space for full dev path\r | |
893 | //\r | |
894 | TotalPathLen = (UINT16) (BasePathLen + sizeof (MacAddrNode) + sizeof (EFI_DEVICE_PATH_PROTOCOL));\r | |
895 | \r | |
896 | Status = gBS->AllocatePool (\r | |
897 | EfiRuntimeServicesData,\r | |
898 | TotalPathLen,\r | |
899 | (VOID **) &DevicePtr\r | |
900 | );\r | |
901 | \r | |
902 | if (Status != EFI_SUCCESS) {\r | |
903 | return Status;\r | |
904 | }\r | |
905 | //\r | |
906 | // copy the base path, mac addr and end_dev_path nodes\r | |
907 | //\r | |
908 | *DevPtr = (EFI_DEVICE_PATH_PROTOCOL *) DevicePtr;\r | |
909 | CopyMem (DevicePtr, (CHAR8 *) BaseDevPtr, BasePathLen);\r | |
910 | DevicePtr += BasePathLen;\r | |
911 | CopyMem (DevicePtr, (CHAR8 *) &MacAddrNode, sizeof (MacAddrNode));\r | |
912 | DevicePtr += sizeof (MacAddrNode);\r | |
913 | CopyMem (DevicePtr, (CHAR8 *) EndNode, sizeof (EFI_DEVICE_PATH_PROTOCOL));\r | |
914 | \r | |
915 | return EFI_SUCCESS;\r | |
916 | }\r | |
917 | \r | |
918 | \r | |
919 | /**\r | |
920 | Install a GUID/Pointer pair into the system's configuration table.\r | |
921 | \r | |
922 | none\r | |
923 | \r | |
924 | @retval EFI_SUCCESS Install a GUID/Pointer pair into the system's\r | |
925 | configuration table.\r | |
926 | @retval other Did not successfully install the GUID/Pointer pair\r | |
927 | into the configuration table.\r | |
928 | \r | |
929 | **/\r | |
930 | // TODO: VOID - add argument and description to function comment\r | |
931 | EFI_STATUS\r | |
932 | InstallConfigTable (\r | |
933 | IN VOID\r | |
934 | )\r | |
935 | {\r | |
936 | EFI_STATUS Status;\r | |
937 | EFI_CONFIGURATION_TABLE *CfgPtr;\r | |
c1ff10ec | 938 | UNDI_CONFIG_TABLE *TmpData;\r |
51ebae6b | 939 | UINT16 Index;\r |
c1ff10ec | 940 | UNDI_CONFIG_TABLE *UndiData;\r |
51ebae6b | 941 | \r |
942 | if (pxe_31 == NULL) {\r | |
943 | return EFI_SUCCESS;\r | |
944 | }\r | |
945 | \r | |
946 | if(UndiDataPointer == NULL) {\r | |
947 | return EFI_SUCCESS;\r | |
948 | }\r | |
949 | \r | |
c1ff10ec | 950 | UndiData = (UNDI_CONFIG_TABLE *)UndiDataPointer;\r |
51ebae6b | 951 | \r |
61f2ab90 | 952 | UndiData->NumberOfInterfaces = (pxe_31->IFcnt | pxe_31->IFcntExt << 8);\r |
c1ff10ec | 953 | UndiData->nextlink = NULL;\r |
51ebae6b | 954 | \r |
61f2ab90 | 955 | for (Index = 0; Index < (pxe_31->IFcnt | pxe_31->IFcntExt << 8); Index++) {\r |
c1ff10ec | 956 | UndiData->NII_entry[Index].NII_InterfacePointer = &UNDI32DeviceList[Index]->NIIProtocol_31;\r |
957 | UndiData->NII_entry[Index].DevicePathPointer = UNDI32DeviceList[Index]->Undi32DevPath;\r | |
51ebae6b | 958 | }\r |
959 | \r | |
960 | //\r | |
961 | // see if there is an entry in the config table already\r | |
962 | //\r | |
963 | CfgPtr = gST->ConfigurationTable;\r | |
964 | \r | |
965 | for (Index = 0; Index < gST->NumberOfTableEntries; Index++) {\r | |
966 | Status = CompareGuid (\r | |
967 | &CfgPtr->VendorGuid,\r | |
968 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31\r | |
969 | );\r | |
970 | if (Status != EFI_SUCCESS) {\r | |
971 | break;\r | |
972 | }\r | |
973 | \r | |
974 | CfgPtr++;\r | |
975 | }\r | |
976 | \r | |
977 | if (Index < gST->NumberOfTableEntries) {\r | |
c1ff10ec | 978 | TmpData = (UNDI_CONFIG_TABLE *) CfgPtr->VendorTable;\r |
51ebae6b | 979 | \r |
980 | //\r | |
981 | // go to the last link\r | |
982 | //\r | |
c1ff10ec | 983 | while (TmpData->nextlink != NULL) {\r |
984 | TmpData = TmpData->nextlink;\r | |
51ebae6b | 985 | }\r |
986 | \r | |
c1ff10ec | 987 | TmpData->nextlink = UndiData;\r |
51ebae6b | 988 | \r |
989 | //\r | |
990 | // 1st one in chain\r | |
991 | //\r | |
c1ff10ec | 992 | UndiData = (UNDI_CONFIG_TABLE *) CfgPtr->VendorTable;\r |
51ebae6b | 993 | }\r |
994 | \r | |
995 | //\r | |
996 | // create an entry in the configuration table for our GUID\r | |
997 | //\r | |
998 | Status = gBS->InstallConfigurationTable (\r | |
999 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
1000 | UndiData\r | |
1001 | );\r | |
1002 | return Status;\r | |
1003 | }\r | |
1004 | \r | |
1005 | /**\r | |
1006 | \r | |
1007 | **/\r | |
1008 | EFI_STATUS\r | |
1009 | EFIAPI\r | |
1010 | InitializeUndi(\r | |
1011 | IN EFI_HANDLE ImageHandle,\r | |
1012 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1013 | )\r | |
1014 | {\r | |
1015 | EFI_EVENT Event;\r | |
1016 | EFI_STATUS Status;\r | |
1017 | \r | |
906e1cb7 | 1018 | Status = EfiLibInstallDriverBindingComponentName2 (\r |
51ebae6b | 1019 | ImageHandle,\r |
1020 | SystemTable,\r | |
1021 | &gUndiDriverBinding,\r | |
906e1cb7 | 1022 | ImageHandle,\r |
1023 | &gUndiComponentName,\r | |
1024 | &gUndiComponentName2\r | |
51ebae6b | 1025 | );\r |
1026 | ASSERT_EFI_ERROR (Status);\r | |
1027 | \r | |
1028 | Status = gBS->CreateEventEx (\r | |
1029 | EVT_NOTIFY_SIGNAL,\r | |
1030 | TPL_NOTIFY,\r | |
1031 | UndiNotifyExitBs,\r | |
1032 | NULL,\r | |
1033 | &gEfiEventExitBootServicesGuid,\r | |
1034 | &Event\r | |
1035 | );\r | |
1036 | ASSERT_EFI_ERROR (Status);\r | |
1037 | \r | |
1038 | Status = gBS->CreateEventEx (\r | |
1039 | EVT_NOTIFY_SIGNAL,\r | |
1040 | TPL_NOTIFY,\r | |
1041 | UndiNotifyVirtual,\r | |
1042 | NULL,\r | |
1043 | &gEfiEventVirtualAddressChangeGuid,\r | |
1044 | &Event\r | |
1045 | );\r | |
1046 | ASSERT_EFI_ERROR (Status);\r | |
1047 | \r | |
1048 | return Status;\r | |
1049 | }\r |