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a3bcde70 HT |
1 | /** @file\r |
2 | Driver Binding functions implementationfor for UefiPxeBc Driver.\r | |
3 | \r | |
8f586b85 | 4 | (C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>\r |
b29e6365 | 5 | Copyright (c) 2007 - 2019, Intel Corporation. All rights reserved.<BR>\r |
a3bcde70 | 6 | \r |
ecf98fbc | 7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
a3bcde70 HT |
8 | \r |
9 | **/\r | |
10 | \r | |
11 | #include "PxeBcImpl.h"\r | |
12 | \r | |
13 | \r | |
6879581d | 14 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp4DriverBinding = {\r |
15 | PxeBcIp4DriverBindingSupported,\r | |
16 | PxeBcIp4DriverBindingStart,\r | |
17 | PxeBcIp4DriverBindingStop,\r | |
18 | 0xa,\r | |
19 | NULL,\r | |
20 | NULL\r | |
21 | };\r | |
22 | \r | |
23 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp6DriverBinding = {\r | |
24 | PxeBcIp6DriverBindingSupported,\r | |
25 | PxeBcIp6DriverBindingStart,\r | |
26 | PxeBcIp6DriverBindingStop,\r | |
a3bcde70 HT |
27 | 0xa,\r |
28 | NULL,\r | |
29 | NULL\r | |
30 | };\r | |
31 | \r | |
a3bcde70 HT |
32 | /**\r |
33 | Get the Nic handle using any child handle in the IPv4 stack.\r | |
34 | \r | |
35 | @param[in] ControllerHandle Pointer to child handle over IPv4.\r | |
36 | \r | |
37 | @return NicHandle The pointer to the Nic handle.\r | |
38 | \r | |
39 | **/\r | |
40 | EFI_HANDLE\r | |
41 | PxeBcGetNicByIp4Children (\r | |
42 | IN EFI_HANDLE ControllerHandle\r | |
43 | )\r | |
44 | {\r | |
45 | EFI_HANDLE NicHandle;\r | |
46 | \r | |
47 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiArpProtocolGuid);\r | |
48 | if (NicHandle == NULL) {\r | |
49 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);\r | |
50 | if (NicHandle == NULL) {\r | |
51 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp4ProtocolGuid);\r | |
52 | if (NicHandle == NULL) {\r | |
53 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);\r | |
54 | if (NicHandle == NULL) {\r | |
55 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp4ProtocolGuid);\r | |
56 | if (NicHandle == NULL) {\r | |
57 | return NULL;\r | |
58 | }\r | |
59 | }\r | |
60 | }\r | |
61 | }\r | |
62 | }\r | |
63 | \r | |
64 | return NicHandle;\r | |
65 | }\r | |
66 | \r | |
67 | \r | |
68 | /**\r | |
69 | Get the Nic handle using any child handle in the IPv6 stack.\r | |
70 | \r | |
71 | @param[in] ControllerHandle Pointer to child handle over IPv6.\r | |
72 | \r | |
73 | @return NicHandle The pointer to the Nic handle.\r | |
74 | \r | |
75 | **/\r | |
76 | EFI_HANDLE\r | |
77 | PxeBcGetNicByIp6Children (\r | |
78 | IN EFI_HANDLE ControllerHandle\r | |
79 | )\r | |
80 | {\r | |
81 | EFI_HANDLE NicHandle;\r | |
82 | \r | |
83 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp6ProtocolGuid);\r | |
84 | if (NicHandle == NULL) {\r | |
85 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp6ProtocolGuid);\r | |
86 | if (NicHandle == NULL) {\r | |
87 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp6ProtocolGuid);\r | |
88 | if (NicHandle == NULL) {\r | |
89 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp6ProtocolGuid);\r | |
90 | if (NicHandle == NULL) {\r | |
91 | return NULL;\r | |
92 | }\r | |
93 | }\r | |
94 | }\r | |
95 | }\r | |
96 | \r | |
97 | return NicHandle;\r | |
98 | }\r | |
99 | \r | |
100 | \r | |
101 | /**\r | |
102 | Destroy the opened instances based on IPv4.\r | |
103 | \r | |
104 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
105 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
106 | \r | |
107 | **/\r | |
108 | VOID\r | |
109 | PxeBcDestroyIp4Children (\r | |
110 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
111 | IN PXEBC_PRIVATE_DATA *Private\r | |
112 | )\r | |
113 | {\r | |
114 | ASSERT(Private != NULL);\r | |
115 | \r | |
116 | if (Private->ArpChild != NULL) {\r | |
117 | //\r | |
118 | // Close Arp for PxeBc->Arp and destroy the instance.\r | |
119 | //\r | |
120 | gBS->CloseProtocol (\r | |
121 | Private->ArpChild,\r | |
122 | &gEfiArpProtocolGuid,\r | |
123 | This->DriverBindingHandle,\r | |
124 | Private->Controller\r | |
125 | );\r | |
126 | \r | |
127 | NetLibDestroyServiceChild (\r | |
128 | Private->Controller,\r | |
129 | This->DriverBindingHandle,\r | |
130 | &gEfiArpServiceBindingProtocolGuid,\r | |
131 | Private->ArpChild\r | |
132 | );\r | |
133 | }\r | |
134 | \r | |
135 | if (Private->Ip4Child != NULL) {\r | |
136 | //\r | |
137 | // Close Ip4 for background ICMP error message and destroy the instance.\r | |
138 | //\r | |
139 | gBS->CloseProtocol (\r | |
140 | Private->Ip4Child,\r | |
141 | &gEfiIp4ProtocolGuid,\r | |
142 | This->DriverBindingHandle,\r | |
143 | Private->Controller\r | |
144 | );\r | |
145 | \r | |
146 | NetLibDestroyServiceChild (\r | |
147 | Private->Controller,\r | |
148 | This->DriverBindingHandle,\r | |
149 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
150 | Private->Ip4Child\r | |
151 | );\r | |
152 | }\r | |
153 | \r | |
154 | if (Private->Udp4WriteChild != NULL) {\r | |
155 | //\r | |
156 | // Close Udp4 for PxeBc->UdpWrite and destroy the instance.\r | |
157 | //\r | |
158 | gBS->CloseProtocol (\r | |
159 | Private->Udp4WriteChild,\r | |
160 | &gEfiUdp4ProtocolGuid,\r | |
161 | This->DriverBindingHandle,\r | |
162 | Private->Controller\r | |
163 | );\r | |
164 | \r | |
165 | NetLibDestroyServiceChild (\r | |
166 | Private->Controller,\r | |
167 | This->DriverBindingHandle,\r | |
168 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
169 | Private->Udp4WriteChild\r | |
170 | );\r | |
171 | }\r | |
172 | \r | |
173 | if (Private->Udp4ReadChild != NULL) {\r | |
174 | //\r | |
175 | // Close Udp4 for PxeBc->UdpRead and destroy the instance.\r | |
176 | //\r | |
177 | gBS->CloseProtocol (\r | |
178 | Private->Udp4ReadChild,\r | |
179 | &gEfiUdp4ProtocolGuid,\r | |
180 | This->DriverBindingHandle,\r | |
181 | Private->Controller\r | |
182 | );\r | |
183 | \r | |
184 | NetLibDestroyServiceChild (\r | |
185 | Private->Controller,\r | |
186 | This->DriverBindingHandle,\r | |
187 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
188 | Private->Udp4ReadChild\r | |
189 | );\r | |
190 | }\r | |
191 | \r | |
192 | if (Private->Mtftp4Child != NULL) {\r | |
193 | //\r | |
194 | // Close Mtftp4 for PxeBc->Mtftp4 and destroy the instance.\r | |
195 | //\r | |
196 | gBS->CloseProtocol (\r | |
197 | Private->Mtftp4Child,\r | |
198 | &gEfiMtftp4ProtocolGuid,\r | |
199 | This->DriverBindingHandle,\r | |
200 | Private->Controller\r | |
201 | );\r | |
202 | \r | |
203 | NetLibDestroyServiceChild (\r | |
204 | Private->Controller,\r | |
205 | This->DriverBindingHandle,\r | |
206 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
207 | Private->Mtftp4Child\r | |
208 | );\r | |
209 | }\r | |
210 | \r | |
211 | if (Private->Dhcp4Child != NULL) {\r | |
212 | //\r | |
213 | // Close Dhcp4 for PxeBc->Dhcp4 and destroy the instance.\r | |
214 | //\r | |
215 | gBS->CloseProtocol (\r | |
216 | Private->Dhcp4Child,\r | |
217 | &gEfiDhcp4ProtocolGuid,\r | |
218 | This->DriverBindingHandle,\r | |
219 | Private->Controller\r | |
220 | );\r | |
221 | \r | |
222 | NetLibDestroyServiceChild (\r | |
223 | Private->Controller,\r | |
224 | This->DriverBindingHandle,\r | |
225 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
226 | Private->Dhcp4Child\r | |
227 | );\r | |
228 | }\r | |
229 | \r | |
230 | if (Private->Ip4Nic != NULL) {\r | |
231 | //\r | |
15f3fc85 | 232 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
233 | //\r |
234 | gBS->CloseProtocol (\r | |
235 | Private->Controller,\r | |
9bdc6592 | 236 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
237 | This->DriverBindingHandle,\r |
238 | Private->Ip4Nic->Controller\r | |
239 | );\r | |
240 | \r | |
241 | gBS->UninstallMultipleProtocolInterfaces (\r | |
242 | Private->Ip4Nic->Controller,\r | |
243 | &gEfiDevicePathProtocolGuid,\r | |
244 | Private->Ip4Nic->DevicePath,\r | |
245 | &gEfiLoadFileProtocolGuid,\r | |
246 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 247 | &gEfiPxeBaseCodeProtocolGuid,\r |
248 | &Private->PxeBc,\r | |
a3bcde70 HT |
249 | NULL\r |
250 | );\r | |
2fad330f | 251 | FreePool (Private->Ip4Nic->DevicePath);\r |
15f3fc85 | 252 | \r |
f75a7f56 | 253 | if (Private->Snp != NULL) {\r |
15f3fc85 | 254 | //\r |
255 | // Close SNP from the child virtual handle\r | |
256 | //\r | |
257 | gBS->CloseProtocol (\r | |
258 | Private->Ip4Nic->Controller,\r | |
259 | &gEfiSimpleNetworkProtocolGuid,\r | |
260 | This->DriverBindingHandle,\r | |
261 | Private->Ip4Nic->Controller\r | |
262 | );\r | |
f75a7f56 | 263 | \r |
15f3fc85 | 264 | gBS->UninstallProtocolInterface (\r |
265 | Private->Ip4Nic->Controller,\r | |
266 | &gEfiSimpleNetworkProtocolGuid,\r | |
267 | Private->Snp\r | |
268 | );\r | |
269 | }\r | |
a3bcde70 HT |
270 | FreePool (Private->Ip4Nic);\r |
271 | }\r | |
272 | \r | |
273 | Private->ArpChild = NULL;\r | |
274 | Private->Ip4Child = NULL;\r | |
275 | Private->Udp4WriteChild = NULL;\r | |
276 | Private->Udp4ReadChild = NULL;\r | |
277 | Private->Mtftp4Child = NULL;\r | |
278 | Private->Dhcp4Child = NULL;\r | |
279 | Private->Ip4Nic = NULL;\r | |
280 | }\r | |
281 | \r | |
282 | \r | |
283 | /**\r | |
284 | Destroy the opened instances based on IPv6.\r | |
285 | \r | |
286 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
287 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
288 | \r | |
289 | **/\r | |
290 | VOID\r | |
291 | PxeBcDestroyIp6Children (\r | |
292 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
293 | IN PXEBC_PRIVATE_DATA *Private\r | |
294 | )\r | |
295 | {\r | |
296 | ASSERT(Private != NULL);\r | |
297 | \r | |
298 | if (Private->Ip6Child != NULL) {\r | |
299 | //\r | |
300 | // Close Ip6 for Ip6->Ip6Config and destroy the instance.\r | |
301 | //\r | |
302 | gBS->CloseProtocol (\r | |
303 | Private->Ip6Child,\r | |
304 | &gEfiIp6ProtocolGuid,\r | |
305 | This->DriverBindingHandle,\r | |
306 | Private->Controller\r | |
307 | );\r | |
308 | \r | |
309 | NetLibDestroyServiceChild (\r | |
310 | Private->Controller,\r | |
311 | This->DriverBindingHandle,\r | |
312 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
313 | Private->Ip6Child\r | |
314 | );\r | |
315 | }\r | |
316 | \r | |
317 | if (Private->Udp6WriteChild != NULL) {\r | |
318 | //\r | |
319 | // Close Udp6 for PxeBc->UdpWrite and destroy the instance.\r | |
320 | //\r | |
321 | gBS->CloseProtocol (\r | |
322 | Private->Udp6WriteChild,\r | |
323 | &gEfiUdp6ProtocolGuid,\r | |
324 | This->DriverBindingHandle,\r | |
325 | Private->Controller\r | |
326 | );\r | |
327 | NetLibDestroyServiceChild (\r | |
328 | Private->Controller,\r | |
329 | This->DriverBindingHandle,\r | |
330 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
331 | Private->Udp6WriteChild\r | |
332 | );\r | |
333 | }\r | |
334 | \r | |
335 | if (Private->Udp6ReadChild != NULL) {\r | |
336 | //\r | |
337 | // Close Udp6 for PxeBc->UdpRead and destroy the instance.\r | |
338 | //\r | |
339 | gBS->CloseProtocol (\r | |
340 | Private->Udp6ReadChild,\r | |
341 | &gEfiUdp6ProtocolGuid,\r | |
342 | This->DriverBindingHandle,\r | |
343 | Private->Controller\r | |
344 | );\r | |
345 | NetLibDestroyServiceChild (\r | |
346 | Private->Controller,\r | |
347 | This->DriverBindingHandle,\r | |
348 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
349 | Private->Udp6ReadChild\r | |
350 | );\r | |
351 | }\r | |
352 | \r | |
353 | if (Private->Mtftp6Child != NULL) {\r | |
354 | //\r | |
355 | // Close Mtftp6 for PxeBc->Mtftp and destroy the instance.\r | |
356 | //\r | |
357 | gBS->CloseProtocol (\r | |
358 | Private->Mtftp6Child,\r | |
359 | &gEfiMtftp6ProtocolGuid,\r | |
360 | This->DriverBindingHandle,\r | |
361 | Private->Controller\r | |
362 | );\r | |
363 | \r | |
364 | NetLibDestroyServiceChild (\r | |
365 | Private->Controller,\r | |
366 | This->DriverBindingHandle,\r | |
367 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
368 | Private->Mtftp6Child\r | |
369 | );\r | |
370 | }\r | |
371 | \r | |
372 | if (Private->Dhcp6Child != NULL) {\r | |
373 | //\r | |
374 | // Close Dhcp6 for PxeBc->Dhcp and destroy the instance.\r | |
375 | //\r | |
376 | gBS->CloseProtocol (\r | |
377 | Private->Dhcp6Child,\r | |
378 | &gEfiDhcp6ProtocolGuid,\r | |
379 | This->DriverBindingHandle,\r | |
380 | Private->Controller\r | |
381 | );\r | |
382 | \r | |
383 | NetLibDestroyServiceChild (\r | |
384 | Private->Controller,\r | |
385 | This->DriverBindingHandle,\r | |
386 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
387 | Private->Dhcp6Child\r | |
388 | );\r | |
389 | }\r | |
390 | \r | |
391 | if (Private->Ip6Nic != NULL) {\r | |
392 | //\r | |
15f3fc85 | 393 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
394 | //\r |
395 | gBS->CloseProtocol (\r | |
396 | Private->Controller,\r | |
9bdc6592 | 397 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
398 | This->DriverBindingHandle,\r |
399 | Private->Ip6Nic->Controller\r | |
400 | );\r | |
15f3fc85 | 401 | \r |
a3bcde70 HT |
402 | gBS->UninstallMultipleProtocolInterfaces (\r |
403 | Private->Ip6Nic->Controller,\r | |
404 | &gEfiDevicePathProtocolGuid,\r | |
405 | Private->Ip6Nic->DevicePath,\r | |
406 | &gEfiLoadFileProtocolGuid,\r | |
407 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 408 | &gEfiPxeBaseCodeProtocolGuid,\r |
409 | &Private->PxeBc,\r | |
a3bcde70 HT |
410 | NULL\r |
411 | );\r | |
2fad330f | 412 | FreePool (Private->Ip6Nic->DevicePath);\r |
f75a7f56 | 413 | \r |
15f3fc85 | 414 | if (Private->Snp != NULL) {\r |
415 | //\r | |
416 | // Close SNP from the child virtual handle\r | |
417 | //\r | |
418 | gBS->CloseProtocol (\r | |
419 | Private->Ip6Nic->Controller,\r | |
420 | &gEfiSimpleNetworkProtocolGuid,\r | |
421 | This->DriverBindingHandle,\r | |
422 | Private->Ip6Nic->Controller\r | |
423 | );\r | |
424 | gBS->UninstallProtocolInterface (\r | |
425 | Private->Ip6Nic->Controller,\r | |
426 | &gEfiSimpleNetworkProtocolGuid,\r | |
427 | Private->Snp\r | |
428 | );\r | |
429 | }\r | |
a3bcde70 HT |
430 | FreePool (Private->Ip6Nic);\r |
431 | }\r | |
432 | \r | |
433 | Private->Ip6Child = NULL;\r | |
434 | Private->Udp6WriteChild = NULL;\r | |
435 | Private->Udp6ReadChild = NULL;\r | |
436 | Private->Mtftp6Child = NULL;\r | |
437 | Private->Dhcp6Child = NULL;\r | |
438 | Private->Ip6Nic = NULL;\r | |
439 | Private->Mode.Ipv6Available = FALSE;\r | |
440 | }\r | |
441 | \r | |
2bbe9553 YT |
442 | /**\r |
443 | Check whether UNDI protocol supports IPv6.\r | |
444 | \r | |
445 | @param[in] ControllerHandle Controller handle.\r | |
446 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
447 | @param[out] Ipv6Support TRUE if UNDI supports IPv6.\r | |
448 | \r | |
449 | @retval EFI_SUCCESS Get the result whether UNDI supports IPv6 by NII or AIP protocol successfully.\r | |
450 | @retval EFI_NOT_FOUND Don't know whether UNDI supports IPv6 since NII or AIP is not available.\r | |
451 | \r | |
452 | **/\r | |
453 | EFI_STATUS\r | |
454 | PxeBcCheckIpv6Support (\r | |
455 | IN EFI_HANDLE ControllerHandle,\r | |
456 | IN PXEBC_PRIVATE_DATA *Private,\r | |
457 | OUT BOOLEAN *Ipv6Support\r | |
458 | )\r | |
459 | {\r | |
460 | EFI_HANDLE Handle;\r | |
461 | EFI_ADAPTER_INFORMATION_PROTOCOL *Aip;\r | |
462 | EFI_STATUS Status;\r | |
463 | EFI_GUID *InfoTypesBuffer;\r | |
464 | UINTN InfoTypeBufferCount;\r | |
465 | UINTN TypeIndex;\r | |
466 | BOOLEAN Supported;\r | |
467 | VOID *InfoBlock;\r | |
468 | UINTN InfoBlockSize;\r | |
469 | \r | |
470 | ASSERT (Private != NULL && Ipv6Support != NULL);\r | |
471 | \r | |
472 | //\r | |
473 | // Check whether the UNDI supports IPv6 by NII protocol.\r | |
474 | //\r | |
475 | if (Private->Nii != NULL) {\r | |
476 | *Ipv6Support = Private->Nii->Ipv6Supported;\r | |
477 | return EFI_SUCCESS;\r | |
478 | }\r | |
479 | \r | |
480 | //\r | |
481 | // Check whether the UNDI supports IPv6 by AIP protocol.\r | |
482 | //\r | |
483 | \r | |
484 | //\r | |
485 | // Get the NIC handle by SNP protocol.\r | |
f75a7f56 | 486 | //\r |
2bbe9553 YT |
487 | Handle = NetLibGetSnpHandle (ControllerHandle, NULL);\r |
488 | if (Handle == NULL) {\r | |
489 | return EFI_NOT_FOUND;\r | |
490 | }\r | |
491 | \r | |
492 | Aip = NULL;\r | |
493 | Status = gBS->HandleProtocol (\r | |
494 | Handle,\r | |
495 | &gEfiAdapterInformationProtocolGuid,\r | |
496 | (VOID *) &Aip\r | |
497 | );\r | |
498 | if (EFI_ERROR (Status) || Aip == NULL) {\r | |
499 | return EFI_NOT_FOUND;\r | |
500 | }\r | |
501 | \r | |
502 | InfoTypesBuffer = NULL;\r | |
503 | InfoTypeBufferCount = 0;\r | |
504 | Status = Aip->GetSupportedTypes (Aip, &InfoTypesBuffer, &InfoTypeBufferCount);\r | |
505 | if (EFI_ERROR (Status) || InfoTypesBuffer == NULL) {\r | |
506 | FreePool (InfoTypesBuffer);\r | |
507 | return EFI_NOT_FOUND;\r | |
508 | }\r | |
509 | \r | |
510 | Supported = FALSE;\r | |
511 | for (TypeIndex = 0; TypeIndex < InfoTypeBufferCount; TypeIndex++) {\r | |
512 | if (CompareGuid (&InfoTypesBuffer[TypeIndex], &gEfiAdapterInfoUndiIpv6SupportGuid)) {\r | |
513 | Supported = TRUE;\r | |
514 | break;\r | |
515 | }\r | |
516 | }\r | |
517 | \r | |
518 | FreePool (InfoTypesBuffer);\r | |
519 | if (!Supported) {\r | |
520 | return EFI_NOT_FOUND;\r | |
521 | }\r | |
522 | \r | |
523 | //\r | |
524 | // We now have adapter information block.\r | |
525 | //\r | |
526 | InfoBlock = NULL;\r | |
527 | InfoBlockSize = 0;\r | |
528 | Status = Aip->GetInformation (Aip, &gEfiAdapterInfoUndiIpv6SupportGuid, &InfoBlock, &InfoBlockSize);\r | |
529 | if (EFI_ERROR (Status) || InfoBlock == NULL) {\r | |
530 | FreePool (InfoBlock);\r | |
531 | return EFI_NOT_FOUND;\r | |
f75a7f56 | 532 | }\r |
2bbe9553 YT |
533 | \r |
534 | *Ipv6Support = ((EFI_ADAPTER_INFO_UNDI_IPV6_SUPPORT *) InfoBlock)->Ipv6Support;\r | |
535 | FreePool (InfoBlock);\r | |
536 | return EFI_SUCCESS;\r | |
537 | \r | |
538 | }\r | |
a3bcde70 HT |
539 | \r |
540 | /**\r | |
541 | Create the opened instances based on IPv4.\r | |
542 | \r | |
543 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
544 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
545 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
546 | \r | |
547 | @retval EFI_SUCCESS The instances based on IPv4 were all created successfully.\r | |
548 | @retval Others An unexpected error occurred.\r | |
549 | \r | |
550 | **/\r | |
551 | EFI_STATUS\r | |
552 | PxeBcCreateIp4Children (\r | |
553 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
554 | IN EFI_HANDLE ControllerHandle,\r | |
555 | IN PXEBC_PRIVATE_DATA *Private\r | |
556 | )\r | |
557 | {\r | |
558 | EFI_STATUS Status;\r | |
559 | IPv4_DEVICE_PATH Ip4Node;\r | |
a3bcde70 HT |
560 | EFI_PXE_BASE_CODE_MODE *Mode;\r |
561 | EFI_UDP4_CONFIG_DATA *Udp4CfgData;\r | |
562 | EFI_IP4_CONFIG_DATA *Ip4CfgData;\r | |
563 | EFI_IP4_MODE_DATA Ip4ModeData;\r | |
15f3fc85 | 564 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
565 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
a3bcde70 HT |
566 | \r |
567 | if (Private->Ip4Nic != NULL) {\r | |
568 | //\r | |
569 | // Already created before.\r | |
570 | //\r | |
571 | return EFI_SUCCESS;\r | |
572 | }\r | |
573 | \r | |
574 | //\r | |
575 | // Create Dhcp4 child and open Dhcp4 protocol for PxeBc->Dhcp.\r | |
576 | //\r | |
577 | Status = NetLibCreateServiceChild (\r | |
578 | ControllerHandle,\r | |
579 | This->DriverBindingHandle,\r | |
580 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
581 | &Private->Dhcp4Child\r | |
582 | );\r | |
583 | if (EFI_ERROR (Status)) {\r | |
584 | goto ON_ERROR;\r | |
585 | }\r | |
586 | \r | |
587 | Status = gBS->OpenProtocol (\r | |
588 | Private->Dhcp4Child,\r | |
589 | &gEfiDhcp4ProtocolGuid,\r | |
590 | (VOID **) &Private->Dhcp4,\r | |
591 | This->DriverBindingHandle,\r | |
592 | ControllerHandle,\r | |
593 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
594 | );\r | |
595 | if (EFI_ERROR (Status)) {\r | |
596 | goto ON_ERROR;\r | |
597 | }\r | |
598 | \r | |
599 | //\r | |
600 | // Create Mtftp4 child and open Mtftp4 protocol for PxeBc->Mtftp.\r | |
601 | //\r | |
602 | Status = NetLibCreateServiceChild (\r | |
603 | ControllerHandle,\r | |
604 | This->DriverBindingHandle,\r | |
605 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
606 | &Private->Mtftp4Child\r | |
607 | );\r | |
608 | if (EFI_ERROR (Status)) {\r | |
609 | goto ON_ERROR;\r | |
610 | }\r | |
611 | \r | |
612 | Status = gBS->OpenProtocol (\r | |
613 | Private->Mtftp4Child,\r | |
614 | &gEfiMtftp4ProtocolGuid,\r | |
615 | (VOID **) &Private->Mtftp4,\r | |
616 | This->DriverBindingHandle,\r | |
617 | ControllerHandle,\r | |
618 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
619 | );\r | |
620 | if (EFI_ERROR (Status)) {\r | |
621 | goto ON_ERROR;\r | |
622 | }\r | |
623 | \r | |
624 | //\r | |
625 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpRead.\r | |
626 | //\r | |
627 | Status = NetLibCreateServiceChild (\r | |
628 | ControllerHandle,\r | |
629 | This->DriverBindingHandle,\r | |
630 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
631 | &Private->Udp4ReadChild\r | |
632 | );\r | |
633 | if (EFI_ERROR (Status)) {\r | |
634 | goto ON_ERROR;\r | |
635 | }\r | |
636 | \r | |
637 | Status = gBS->OpenProtocol (\r | |
638 | Private->Udp4ReadChild,\r | |
639 | &gEfiUdp4ProtocolGuid,\r | |
640 | (VOID **) &Private->Udp4Read,\r | |
641 | This->DriverBindingHandle,\r | |
642 | ControllerHandle,\r | |
643 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
644 | );\r | |
645 | if (EFI_ERROR (Status)) {\r | |
646 | goto ON_ERROR;\r | |
647 | }\r | |
648 | \r | |
649 | //\r | |
650 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpWrite.\r | |
651 | //\r | |
652 | Status = NetLibCreateServiceChild (\r | |
653 | ControllerHandle,\r | |
654 | This->DriverBindingHandle,\r | |
655 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
656 | &Private->Udp4WriteChild\r | |
657 | );\r | |
658 | if (EFI_ERROR (Status)) {\r | |
659 | goto ON_ERROR;\r | |
660 | }\r | |
661 | \r | |
662 | Status = gBS->OpenProtocol (\r | |
663 | Private->Udp4WriteChild,\r | |
664 | &gEfiUdp4ProtocolGuid,\r | |
665 | (VOID **) &Private->Udp4Write,\r | |
666 | This->DriverBindingHandle,\r | |
667 | ControllerHandle,\r | |
668 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
669 | );\r | |
670 | if (EFI_ERROR (Status)) {\r | |
671 | goto ON_ERROR;\r | |
672 | }\r | |
673 | \r | |
674 | //\r | |
675 | // Create Arp child and open Arp protocol for PxeBc->Arp.\r | |
676 | //\r | |
677 | Status = NetLibCreateServiceChild (\r | |
678 | ControllerHandle,\r | |
679 | This->DriverBindingHandle,\r | |
680 | &gEfiArpServiceBindingProtocolGuid,\r | |
681 | &Private->ArpChild\r | |
682 | );\r | |
683 | if (EFI_ERROR (Status)) {\r | |
684 | goto ON_ERROR;\r | |
685 | }\r | |
686 | \r | |
687 | Status = gBS->OpenProtocol (\r | |
688 | Private->ArpChild,\r | |
689 | &gEfiArpProtocolGuid,\r | |
690 | (VOID **) &Private->Arp,\r | |
691 | This->DriverBindingHandle,\r | |
692 | ControllerHandle,\r | |
693 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
694 | );\r | |
695 | if (EFI_ERROR (Status)) {\r | |
696 | goto ON_ERROR;\r | |
697 | }\r | |
698 | \r | |
699 | //\r | |
700 | // Create Ip4 child and open Ip4 protocol for background ICMP packets.\r | |
701 | //\r | |
702 | Status = NetLibCreateServiceChild (\r | |
703 | ControllerHandle,\r | |
704 | This->DriverBindingHandle,\r | |
705 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
706 | &Private->Ip4Child\r | |
707 | );\r | |
708 | if (EFI_ERROR (Status)) {\r | |
709 | goto ON_ERROR;\r | |
710 | }\r | |
711 | \r | |
712 | Status = gBS->OpenProtocol (\r | |
713 | Private->Ip4Child,\r | |
714 | &gEfiIp4ProtocolGuid,\r | |
715 | (VOID **) &Private->Ip4,\r | |
716 | This->DriverBindingHandle,\r | |
717 | ControllerHandle,\r | |
718 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
719 | );\r | |
720 | if (EFI_ERROR (Status)) {\r | |
721 | goto ON_ERROR;\r | |
722 | }\r | |
723 | \r | |
724 | //\r | |
725 | // Get max packet size from Ip4 to calculate block size for Tftp later.\r | |
726 | //\r | |
727 | Status = Private->Ip4->GetModeData (Private->Ip4, &Ip4ModeData, NULL, NULL);\r | |
728 | if (EFI_ERROR (Status)) {\r | |
729 | goto ON_ERROR;\r | |
730 | }\r | |
731 | \r | |
732 | Private->Ip4MaxPacketSize = Ip4ModeData.MaxPacketSize;\r | |
733 | \r | |
734 | Private->Ip4Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
735 | if (Private->Ip4Nic == NULL) {\r | |
736 | return EFI_OUT_OF_RESOURCES;\r | |
737 | }\r | |
738 | \r | |
739 | Private->Ip4Nic->Private = Private;\r | |
740 | Private->Ip4Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
741 | \r | |
ac99793b ZL |
742 | //\r |
743 | // Locate Ip4->Ip4Config2 and store it for set IPv4 Policy.\r | |
744 | //\r | |
745 | Status = gBS->HandleProtocol (\r | |
746 | ControllerHandle,\r | |
747 | &gEfiIp4Config2ProtocolGuid,\r | |
748 | (VOID **) &Private->Ip4Config2\r | |
749 | );\r | |
750 | if (EFI_ERROR (Status)) {\r | |
751 | goto ON_ERROR;\r | |
752 | }\r | |
753 | \r | |
a3bcde70 HT |
754 | //\r |
755 | // Create a device path node for Ipv4 virtual nic, and append it.\r | |
756 | //\r | |
757 | ZeroMem (&Ip4Node, sizeof (IPv4_DEVICE_PATH));\r | |
758 | Ip4Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
759 | Ip4Node.Header.SubType = MSG_IPv4_DP;\r | |
760 | Ip4Node.StaticIpAddress = FALSE;\r | |
761 | \r | |
762 | SetDevicePathNodeLength (&Ip4Node.Header, sizeof (Ip4Node));\r | |
763 | \r | |
764 | Private->Ip4Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip4Node.Header);\r | |
765 | \r | |
766 | if (Private->Ip4Nic->DevicePath == NULL) {\r | |
767 | Status = EFI_OUT_OF_RESOURCES;\r | |
768 | goto ON_ERROR;\r | |
769 | }\r | |
770 | \r | |
771 | CopyMem (\r | |
772 | &Private->Ip4Nic->LoadFile,\r | |
773 | &gLoadFileProtocolTemplate,\r | |
774 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
775 | );\r | |
776 | \r | |
777 | //\r | |
778 | // Create a new handle for IPv4 virtual nic,\r | |
779 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
780 | //\r | |
781 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
782 | &Private->Ip4Nic->Controller,\r | |
783 | &gEfiDevicePathProtocolGuid,\r | |
784 | Private->Ip4Nic->DevicePath,\r | |
785 | &gEfiLoadFileProtocolGuid,\r | |
786 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 787 | &gEfiPxeBaseCodeProtocolGuid,\r |
788 | &Private->PxeBc,\r | |
a3bcde70 HT |
789 | NULL\r |
790 | );\r | |
791 | if (EFI_ERROR (Status)) {\r | |
792 | goto ON_ERROR;\r | |
793 | }\r | |
794 | \r | |
15f3fc85 | 795 | if (Private->Snp != NULL) {\r |
796 | //\r | |
797 | // Install SNP protocol on purpose is for some OS loader backward\r | |
798 | // compatibility consideration.\r | |
799 | //\r | |
800 | Status = gBS->InstallProtocolInterface (\r | |
801 | &Private->Ip4Nic->Controller,\r | |
802 | &gEfiSimpleNetworkProtocolGuid,\r | |
803 | EFI_NATIVE_INTERFACE,\r | |
804 | Private->Snp\r | |
805 | );\r | |
806 | if (EFI_ERROR (Status)) {\r | |
807 | goto ON_ERROR;\r | |
808 | }\r | |
809 | \r | |
810 | //\r | |
cde5a72d | 811 | // Open SNP on the child handle BY_DRIVER|EXCLUSIVE. It will prevent any additionally\r |
15f3fc85 | 812 | // layering to perform the experiment.\r |
813 | //\r | |
814 | Status = gBS->OpenProtocol (\r | |
815 | Private->Ip4Nic->Controller,\r | |
816 | &gEfiSimpleNetworkProtocolGuid,\r | |
817 | (VOID **) &Snp,\r | |
818 | This->DriverBindingHandle,\r | |
819 | Private->Ip4Nic->Controller,\r | |
cde5a72d | 820 | EFI_OPEN_PROTOCOL_BY_DRIVER|EFI_OPEN_PROTOCOL_EXCLUSIVE\r |
15f3fc85 | 821 | );\r |
822 | if (EFI_ERROR (Status)) {\r | |
823 | goto ON_ERROR;\r | |
824 | }\r | |
825 | }\r | |
826 | \r | |
a3bcde70 | 827 | //\r |
15f3fc85 | 828 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
829 | // real NIC handle and the virtual IPv4 NIC handle.\r |
830 | //\r | |
831 | Status = gBS->OpenProtocol (\r | |
832 | ControllerHandle,\r | |
9bdc6592 | 833 | &gEfiCallerIdGuid,\r |
15f3fc85 | 834 | (VOID **) &Id,\r |
a3bcde70 HT |
835 | This->DriverBindingHandle,\r |
836 | Private->Ip4Nic->Controller,\r | |
837 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
838 | );\r | |
839 | if (EFI_ERROR (Status)) {\r | |
840 | goto ON_ERROR;\r | |
841 | }\r | |
842 | \r | |
843 | //\r | |
844 | // Set default configure data for Udp4Read and Ip4 instance.\r | |
845 | //\r | |
15f3fc85 | 846 | Mode = Private->PxeBc.Mode;\r |
a3bcde70 HT |
847 | Udp4CfgData = &Private->Udp4CfgData;\r |
848 | Ip4CfgData = &Private->Ip4CfgData;\r | |
849 | \r | |
18127352 | 850 | Udp4CfgData->AcceptBroadcast = FALSE;\r |
a3bcde70 HT |
851 | Udp4CfgData->AcceptAnyPort = TRUE;\r |
852 | Udp4CfgData->AllowDuplicatePort = TRUE;\r | |
853 | Udp4CfgData->TypeOfService = Mode->ToS;\r | |
854 | Udp4CfgData->TimeToLive = Mode->TTL;\r | |
855 | Udp4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
856 | Udp4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
857 | \r | |
858 | Ip4CfgData->AcceptIcmpErrors = TRUE;\r | |
859 | Ip4CfgData->DefaultProtocol = EFI_IP_PROTO_ICMP;\r | |
860 | Ip4CfgData->TypeOfService = Mode->ToS;\r | |
861 | Ip4CfgData->TimeToLive = Mode->TTL;\r | |
862 | Ip4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
863 | Ip4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
864 | \r | |
865 | return EFI_SUCCESS;\r | |
866 | \r | |
867 | ON_ERROR:\r | |
868 | PxeBcDestroyIp4Children (This, Private);\r | |
869 | return Status;\r | |
870 | }\r | |
871 | \r | |
872 | \r | |
873 | /**\r | |
874 | Create the opened instances based on IPv6.\r | |
875 | \r | |
876 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
877 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
878 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
879 | \r | |
880 | @retval EFI_SUCCESS The instances based on IPv6 were all created successfully.\r | |
881 | @retval Others An unexpected error occurred.\r | |
882 | \r | |
883 | **/\r | |
884 | EFI_STATUS\r | |
885 | PxeBcCreateIp6Children (\r | |
886 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
887 | IN EFI_HANDLE ControllerHandle,\r | |
888 | IN PXEBC_PRIVATE_DATA *Private\r | |
889 | )\r | |
890 | {\r | |
891 | EFI_STATUS Status;\r | |
892 | IPv6_DEVICE_PATH Ip6Node;\r | |
a3bcde70 HT |
893 | EFI_UDP6_CONFIG_DATA *Udp6CfgData;\r |
894 | EFI_IP6_CONFIG_DATA *Ip6CfgData;\r | |
895 | EFI_IP6_MODE_DATA Ip6ModeData;\r | |
15f3fc85 | 896 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
897 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
75dce340 | 898 | UINTN Index;\r |
a3bcde70 HT |
899 | \r |
900 | if (Private->Ip6Nic != NULL) {\r | |
901 | //\r | |
902 | // Already created before.\r | |
903 | //\r | |
904 | return EFI_SUCCESS;\r | |
905 | }\r | |
906 | \r | |
907 | Private->Ip6Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
908 | \r | |
909 | if (Private->Ip6Nic == NULL) {\r | |
910 | return EFI_OUT_OF_RESOURCES;\r | |
911 | }\r | |
912 | \r | |
913 | Private->Ip6Nic->Private = Private;\r | |
914 | Private->Ip6Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
915 | \r | |
916 | //\r | |
917 | // Create Dhcp6 child and open Dhcp6 protocol for PxeBc->Dhcp.\r | |
918 | //\r | |
919 | Status = NetLibCreateServiceChild (\r | |
920 | ControllerHandle,\r | |
921 | This->DriverBindingHandle,\r | |
922 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
923 | &Private->Dhcp6Child\r | |
924 | );\r | |
925 | if (EFI_ERROR (Status)) {\r | |
926 | goto ON_ERROR;\r | |
927 | }\r | |
928 | \r | |
929 | Status = gBS->OpenProtocol (\r | |
930 | Private->Dhcp6Child,\r | |
931 | &gEfiDhcp6ProtocolGuid,\r | |
932 | (VOID **) &Private->Dhcp6,\r | |
933 | This->DriverBindingHandle,\r | |
934 | ControllerHandle,\r | |
935 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
936 | );\r | |
937 | if (EFI_ERROR (Status)) {\r | |
938 | goto ON_ERROR;\r | |
939 | }\r | |
940 | \r | |
75dce340 | 941 | //\r |
942 | // Generate a random IAID for the Dhcp6 assigned address.\r | |
943 | //\r | |
944 | Private->IaId = NET_RANDOM (NetRandomInitSeed ());\r | |
945 | if (Private->Snp != NULL) {\r | |
946 | for (Index = 0; Index < Private->Snp->Mode->HwAddressSize; Index++) {\r | |
947 | Private->IaId |= (Private->Snp->Mode->CurrentAddress.Addr[Index] << ((Index << 3) & 31));\r | |
f75a7f56 | 948 | }\r |
75dce340 | 949 | }\r |
950 | \r | |
a3bcde70 HT |
951 | //\r |
952 | // Create Mtftp6 child and open Mtftp6 protocol for PxeBc->Mtftp.\r | |
953 | //\r | |
954 | Status = NetLibCreateServiceChild (\r | |
955 | ControllerHandle,\r | |
956 | This->DriverBindingHandle,\r | |
957 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
958 | &Private->Mtftp6Child\r | |
959 | );\r | |
960 | if (EFI_ERROR (Status)) {\r | |
961 | goto ON_ERROR;\r | |
962 | }\r | |
963 | \r | |
964 | Status = gBS->OpenProtocol (\r | |
965 | Private->Mtftp6Child,\r | |
966 | &gEfiMtftp6ProtocolGuid,\r | |
967 | (VOID **) &Private->Mtftp6,\r | |
968 | This->DriverBindingHandle,\r | |
969 | ControllerHandle,\r | |
970 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
971 | );\r | |
972 | if (EFI_ERROR (Status)) {\r | |
973 | goto ON_ERROR;\r | |
974 | }\r | |
975 | \r | |
976 | //\r | |
977 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpRead.\r | |
978 | //\r | |
979 | Status = NetLibCreateServiceChild (\r | |
980 | ControllerHandle,\r | |
981 | This->DriverBindingHandle,\r | |
982 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
983 | &Private->Udp6ReadChild\r | |
984 | );\r | |
985 | if (EFI_ERROR (Status)) {\r | |
986 | goto ON_ERROR;\r | |
987 | }\r | |
988 | \r | |
989 | Status = gBS->OpenProtocol (\r | |
990 | Private->Udp6ReadChild,\r | |
991 | &gEfiUdp6ProtocolGuid,\r | |
992 | (VOID **) &Private->Udp6Read,\r | |
993 | This->DriverBindingHandle,\r | |
994 | ControllerHandle,\r | |
995 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
996 | );\r | |
997 | if (EFI_ERROR (Status)) {\r | |
998 | goto ON_ERROR;\r | |
999 | }\r | |
1000 | \r | |
1001 | //\r | |
1002 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpWrite.\r | |
1003 | //\r | |
1004 | Status = NetLibCreateServiceChild (\r | |
1005 | ControllerHandle,\r | |
1006 | This->DriverBindingHandle,\r | |
1007 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
1008 | &Private->Udp6WriteChild\r | |
1009 | );\r | |
1010 | if (EFI_ERROR (Status)) {\r | |
1011 | goto ON_ERROR;\r | |
1012 | }\r | |
1013 | \r | |
1014 | Status = gBS->OpenProtocol (\r | |
1015 | Private->Udp6WriteChild,\r | |
1016 | &gEfiUdp6ProtocolGuid,\r | |
1017 | (VOID **) &Private->Udp6Write,\r | |
1018 | This->DriverBindingHandle,\r | |
1019 | ControllerHandle,\r | |
1020 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1021 | );\r | |
1022 | if (EFI_ERROR (Status)) {\r | |
1023 | goto ON_ERROR;\r | |
1024 | }\r | |
1025 | \r | |
1026 | //\r | |
1027 | // Create Ip6 child and open Ip6 protocol for background ICMP6 packets.\r | |
1028 | //\r | |
1029 | Status = NetLibCreateServiceChild (\r | |
1030 | ControllerHandle,\r | |
1031 | This->DriverBindingHandle,\r | |
1032 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
1033 | &Private->Ip6Child\r | |
1034 | );\r | |
1035 | if (EFI_ERROR (Status)) {\r | |
1036 | goto ON_ERROR;\r | |
1037 | }\r | |
1038 | \r | |
1039 | Status = gBS->OpenProtocol (\r | |
1040 | Private->Ip6Child,\r | |
1041 | &gEfiIp6ProtocolGuid,\r | |
1042 | (VOID **) &Private->Ip6,\r | |
1043 | This->DriverBindingHandle,\r | |
1044 | ControllerHandle,\r | |
1045 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1046 | );\r | |
1047 | if (EFI_ERROR (Status)) {\r | |
1048 | goto ON_ERROR;\r | |
1049 | }\r | |
1050 | \r | |
1051 | //\r | |
1052 | // Get max packet size from Ip6 to calculate block size for Tftp later.\r | |
1053 | //\r | |
1054 | Status = Private->Ip6->GetModeData (Private->Ip6, &Ip6ModeData, NULL, NULL);\r | |
1055 | if (EFI_ERROR (Status)) {\r | |
1056 | goto ON_ERROR;\r | |
1057 | }\r | |
1058 | \r | |
1059 | Private->Ip6MaxPacketSize = Ip6ModeData.MaxPacketSize;\r | |
1060 | \r | |
ce22514e ZL |
1061 | if (Ip6ModeData.AddressList != NULL) {\r |
1062 | FreePool (Ip6ModeData.AddressList);\r | |
1063 | }\r | |
1064 | \r | |
1065 | if (Ip6ModeData.GroupTable != NULL) {\r | |
1066 | FreePool (Ip6ModeData.GroupTable);\r | |
1067 | }\r | |
1068 | \r | |
1069 | if (Ip6ModeData.RouteTable != NULL) {\r | |
1070 | FreePool (Ip6ModeData.RouteTable);\r | |
1071 | }\r | |
1072 | \r | |
1073 | if (Ip6ModeData.NeighborCache != NULL) {\r | |
1074 | FreePool (Ip6ModeData.NeighborCache);\r | |
1075 | }\r | |
1076 | \r | |
1077 | if (Ip6ModeData.PrefixTable != NULL) {\r | |
1078 | FreePool (Ip6ModeData.PrefixTable);\r | |
1079 | }\r | |
1080 | \r | |
1081 | if (Ip6ModeData.IcmpTypeList != NULL) {\r | |
1082 | FreePool (Ip6ModeData.IcmpTypeList);\r | |
1083 | }\r | |
1084 | \r | |
a3bcde70 HT |
1085 | //\r |
1086 | // Locate Ip6->Ip6Config and store it for set IPv6 address.\r | |
1087 | //\r | |
1088 | Status = gBS->HandleProtocol (\r | |
1089 | ControllerHandle,\r | |
1090 | &gEfiIp6ConfigProtocolGuid,\r | |
1091 | (VOID **) &Private->Ip6Cfg\r | |
1092 | );\r | |
1093 | if (EFI_ERROR (Status)) {\r | |
1094 | goto ON_ERROR;\r | |
1095 | }\r | |
1096 | \r | |
1097 | //\r | |
1098 | // Create a device path node for Ipv6 virtual nic, and append it.\r | |
1099 | //\r | |
1100 | ZeroMem (&Ip6Node, sizeof (IPv6_DEVICE_PATH));\r | |
1101 | Ip6Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
1102 | Ip6Node.Header.SubType = MSG_IPv6_DP;\r | |
501793fa | 1103 | Ip6Node.PrefixLength = IP6_PREFIX_LENGTH;\r |
a3bcde70 HT |
1104 | \r |
1105 | SetDevicePathNodeLength (&Ip6Node.Header, sizeof (Ip6Node));\r | |
1106 | \r | |
1107 | Private->Ip6Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip6Node.Header);\r | |
1108 | \r | |
1109 | if (Private->Ip6Nic->DevicePath == NULL) {\r | |
1110 | Status = EFI_OUT_OF_RESOURCES;\r | |
1111 | goto ON_ERROR;\r | |
1112 | }\r | |
1113 | \r | |
1114 | CopyMem (\r | |
1115 | &Private->Ip6Nic->LoadFile,\r | |
1116 | &gLoadFileProtocolTemplate,\r | |
1117 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
1118 | );\r | |
1119 | \r | |
1120 | //\r | |
1121 | // Create a new handle for IPv6 virtual nic,\r | |
1122 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
1123 | //\r | |
1124 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
1125 | &Private->Ip6Nic->Controller,\r | |
1126 | &gEfiDevicePathProtocolGuid,\r | |
1127 | Private->Ip6Nic->DevicePath,\r | |
1128 | &gEfiLoadFileProtocolGuid,\r | |
1129 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 1130 | &gEfiPxeBaseCodeProtocolGuid,\r |
1131 | &Private->PxeBc,\r | |
a3bcde70 HT |
1132 | NULL\r |
1133 | );\r | |
1134 | if (EFI_ERROR (Status)) {\r | |
1135 | goto ON_ERROR;\r | |
1136 | }\r | |
f75a7f56 | 1137 | \r |
15f3fc85 | 1138 | if (Private->Snp != NULL) {\r |
1139 | //\r | |
1140 | // Install SNP protocol on purpose is for some OS loader backward\r | |
1141 | // compatibility consideration.\r | |
1142 | //\r | |
1143 | Status = gBS->InstallProtocolInterface (\r | |
1144 | &Private->Ip6Nic->Controller,\r | |
1145 | &gEfiSimpleNetworkProtocolGuid,\r | |
1146 | EFI_NATIVE_INTERFACE,\r | |
1147 | Private->Snp\r | |
1148 | );\r | |
1149 | if (EFI_ERROR (Status)) {\r | |
1150 | goto ON_ERROR;\r | |
1151 | }\r | |
1152 | \r | |
1153 | //\r | |
cde5a72d | 1154 | // Open SNP on the child handle BY_DRIVER|EXCLUSIVE. It will prevent any additionally\r |
15f3fc85 | 1155 | // layering to perform the experiment.\r |
1156 | //\r | |
1157 | Status = gBS->OpenProtocol (\r | |
1158 | Private->Ip6Nic->Controller,\r | |
1159 | &gEfiSimpleNetworkProtocolGuid,\r | |
1160 | (VOID **) &Snp,\r | |
1161 | This->DriverBindingHandle,\r | |
1162 | Private->Ip6Nic->Controller,\r | |
cde5a72d | 1163 | EFI_OPEN_PROTOCOL_BY_DRIVER|EFI_OPEN_PROTOCOL_EXCLUSIVE\r |
15f3fc85 | 1164 | );\r |
1165 | if (EFI_ERROR (Status)) {\r | |
1166 | goto ON_ERROR;\r | |
1167 | }\r | |
1168 | }\r | |
a3bcde70 HT |
1169 | \r |
1170 | //\r | |
15f3fc85 | 1171 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
1172 | // real NIC handle and the virtual IPv6 NIC handle.\r |
1173 | //\r | |
1174 | Status = gBS->OpenProtocol (\r | |
1175 | ControllerHandle,\r | |
9bdc6592 | 1176 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1177 | (VOID **) &Id,\r |
a3bcde70 HT |
1178 | This->DriverBindingHandle,\r |
1179 | Private->Ip6Nic->Controller,\r | |
1180 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
1181 | );\r | |
1182 | if (EFI_ERROR (Status)) {\r | |
1183 | goto ON_ERROR;\r | |
1184 | }\r | |
1185 | \r | |
1186 | //\r | |
1187 | // Set IPv6 avaiable flag and set default configure data for\r | |
1188 | // Udp6Read and Ip6 instance.\r | |
1189 | //\r | |
2bbe9553 YT |
1190 | Status = PxeBcCheckIpv6Support (ControllerHandle, Private, &Private->Mode.Ipv6Available);\r |
1191 | if (EFI_ERROR (Status)) {\r | |
1192 | //\r | |
1193 | // Fail to get the data whether UNDI supports IPv6. Set default value.\r | |
1194 | //\r | |
1195 | Private->Mode.Ipv6Available = TRUE;\r | |
1196 | }\r | |
1197 | \r | |
1198 | if (!Private->Mode.Ipv6Available) {\r | |
1199 | goto ON_ERROR;\r | |
1200 | }\r | |
1201 | \r | |
a3bcde70 HT |
1202 | Udp6CfgData = &Private->Udp6CfgData;\r |
1203 | Ip6CfgData = &Private->Ip6CfgData;\r | |
1204 | \r | |
1205 | Udp6CfgData->AcceptAnyPort = TRUE;\r | |
1206 | Udp6CfgData->AllowDuplicatePort = TRUE;\r | |
1207 | Udp6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1208 | Udp6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1209 | Udp6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1210 | \r | |
1211 | Ip6CfgData->AcceptIcmpErrors = TRUE;\r | |
1212 | Ip6CfgData->DefaultProtocol = IP6_ICMP;\r | |
1213 | Ip6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1214 | Ip6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1215 | Ip6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1216 | \r | |
1217 | return EFI_SUCCESS;\r | |
1218 | \r | |
1219 | ON_ERROR:\r | |
1220 | PxeBcDestroyIp6Children (This, Private);\r | |
1221 | return Status;\r | |
1222 | }\r | |
1223 | \r | |
1224 | \r | |
1225 | /**\r | |
1226 | The entry point for UefiPxeBc driver that installs the driver\r | |
1227 | binding and component name protocol on its image.\r | |
1228 | \r | |
1229 | @param[in] ImageHandle The Image handle of the driver.\r | |
1230 | @param[in] SystemTable The system table.\r | |
1231 | \r | |
1232 | @return EFI_SUCCESS\r | |
1233 | @return Others\r | |
1234 | \r | |
1235 | **/\r | |
1236 | EFI_STATUS\r | |
1237 | EFIAPI\r | |
1238 | PxeBcDriverEntryPoint (\r | |
1239 | IN EFI_HANDLE ImageHandle,\r | |
1240 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1241 | )\r | |
1242 | {\r | |
6879581d | 1243 | EFI_STATUS Status;\r |
1244 | \r | |
b29e6365 XS |
1245 | if ((PcdGet8(PcdIPv4PXESupport) == PXE_DISABLED) && (PcdGet8(PcdIPv6PXESupport) == PXE_DISABLED)) {\r |
1246 | return EFI_UNSUPPORTED;\r | |
1247 | }\r | |
1248 | \r | |
6879581d | 1249 | Status = EfiLibInstallDriverBindingComponentName2 (\r |
1250 | ImageHandle,\r | |
1251 | SystemTable,\r | |
1252 | &gPxeBcIp4DriverBinding,\r | |
1253 | ImageHandle,\r | |
1254 | &gPxeBcComponentName,\r | |
1255 | &gPxeBcComponentName2\r | |
1256 | );\r | |
1257 | if (EFI_ERROR (Status)) {\r | |
1258 | return Status;\r | |
1259 | }\r | |
1260 | \r | |
1261 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
1262 | ImageHandle,\r | |
1263 | SystemTable,\r | |
1264 | &gPxeBcIp6DriverBinding,\r | |
1265 | NULL,\r | |
1266 | &gPxeBcComponentName,\r | |
1267 | &gPxeBcComponentName2\r | |
1268 | );\r | |
1269 | if (EFI_ERROR (Status)) {\r | |
22b35e8b AS |
1270 | EfiLibUninstallDriverBindingComponentName2 (\r |
1271 | &gPxeBcIp4DriverBinding,\r | |
1272 | &gPxeBcComponentName,\r | |
1273 | &gPxeBcComponentName2\r | |
1274 | );\r | |
6879581d | 1275 | }\r |
a3bcde70 | 1276 | \r |
6879581d | 1277 | return Status;\r |
1278 | }\r | |
a3bcde70 HT |
1279 | \r |
1280 | /**\r | |
6879581d | 1281 | Test to see if this driver supports ControllerHandle. This is the worker function for\r |
1282 | PxeBcIp4(6)DriverBindingSupported.\r | |
a3bcde70 HT |
1283 | \r |
1284 | @param[in] This The pointer to the driver binding protocol.\r | |
1285 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1286 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1287 | device to be started.\r | |
6879581d | 1288 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
f75a7f56 | 1289 | \r |
a3bcde70 HT |
1290 | @retval EFI_SUCCESS This driver supports this device.\r |
1291 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1292 | \r | |
1293 | **/\r | |
1294 | EFI_STATUS\r | |
1295 | EFIAPI\r | |
6879581d | 1296 | PxeBcSupported (\r |
a3bcde70 HT |
1297 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1298 | IN EFI_HANDLE ControllerHandle,\r | |
6879581d | 1299 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r |
1300 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1301 | )\r |
1302 | {\r | |
6879581d | 1303 | EFI_STATUS Status;\r |
1304 | EFI_GUID *DhcpServiceBindingGuid;\r | |
1305 | EFI_GUID *MtftpServiceBindingGuid;\r | |
f75a7f56 | 1306 | \r |
6879581d | 1307 | if (IpVersion == IP_VERSION_4) {\r |
b29e6365 XS |
1308 | if (PcdGet8(PcdIPv4PXESupport) == PXE_DISABLED) {\r |
1309 | return EFI_UNSUPPORTED;\r | |
1310 | }\r | |
6879581d | 1311 | DhcpServiceBindingGuid = &gEfiDhcp4ServiceBindingProtocolGuid;\r |
1312 | MtftpServiceBindingGuid = &gEfiMtftp4ServiceBindingProtocolGuid;\r | |
1313 | } else {\r | |
b29e6365 XS |
1314 | if (PcdGet8(PcdIPv6PXESupport) == PXE_DISABLED) {\r |
1315 | return EFI_UNSUPPORTED;\r | |
1316 | }\r | |
6879581d | 1317 | DhcpServiceBindingGuid = &gEfiDhcp6ServiceBindingProtocolGuid;\r |
1318 | MtftpServiceBindingGuid = &gEfiMtftp6ServiceBindingProtocolGuid;\r | |
a3bcde70 HT |
1319 | }\r |
1320 | \r | |
1321 | //\r | |
6879581d | 1322 | // Try to open the Mtftp and Dhcp protocol to test whether IP stack is ready.\r |
a3bcde70 | 1323 | //\r |
6879581d | 1324 | Status = gBS->OpenProtocol (\r |
a3bcde70 | 1325 | ControllerHandle,\r |
6879581d | 1326 | DhcpServiceBindingGuid,\r |
a3bcde70 HT |
1327 | NULL,\r |
1328 | This->DriverBindingHandle,\r | |
1329 | ControllerHandle,\r | |
1330 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1331 | );\r | |
6879581d | 1332 | if (!EFI_ERROR (Status)) {\r |
1333 | Status = gBS->OpenProtocol (\r | |
a3bcde70 | 1334 | ControllerHandle,\r |
6879581d | 1335 | MtftpServiceBindingGuid,\r |
a3bcde70 HT |
1336 | NULL,\r |
1337 | This->DriverBindingHandle,\r | |
1338 | ControllerHandle,\r | |
1339 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1340 | );\r | |
1341 | }\r | |
1342 | \r | |
1343 | //\r | |
6879581d | 1344 | // It's unsupported case if IP stack are not ready.\r |
a3bcde70 | 1345 | //\r |
6879581d | 1346 | if (EFI_ERROR (Status)) {\r |
a3bcde70 HT |
1347 | return EFI_UNSUPPORTED;\r |
1348 | }\r | |
1349 | \r | |
1350 | return EFI_SUCCESS;\r | |
1351 | }\r | |
1352 | \r | |
a3bcde70 | 1353 | /**\r |
6879581d | 1354 | Start this driver on ControllerHandle. This is the worker function for\r |
1355 | PxeBcIp4(6)DriverBindingStart.\r | |
a3bcde70 HT |
1356 | \r |
1357 | @param[in] This The pointer to the driver binding protocol.\r | |
1358 | @param[in] ControllerHandle The handle of device to be started.\r | |
1359 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1360 | device to be started.\r | |
6879581d | 1361 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
1362 | \r | |
a3bcde70 HT |
1363 | \r |
1364 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1365 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1366 | @retval other This driver does not support this device.\r | |
1367 | \r | |
1368 | **/\r | |
1369 | EFI_STATUS\r | |
1370 | EFIAPI\r | |
6879581d | 1371 | PxeBcStart (\r |
a3bcde70 HT |
1372 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1373 | IN EFI_HANDLE ControllerHandle,\r | |
6879581d | 1374 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r |
1375 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1376 | )\r |
1377 | {\r | |
1378 | PXEBC_PRIVATE_DATA *Private;\r | |
a3bcde70 | 1379 | EFI_STATUS Status;\r |
15f3fc85 | 1380 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
6879581d | 1381 | BOOLEAN FirstStart;\r |
a3bcde70 | 1382 | \r |
6879581d | 1383 | FirstStart = FALSE;\r |
a3bcde70 HT |
1384 | Status = gBS->OpenProtocol (\r |
1385 | ControllerHandle,\r | |
9bdc6592 | 1386 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1387 | (VOID **) &Id,\r |
a3bcde70 HT |
1388 | This->DriverBindingHandle,\r |
1389 | ControllerHandle,\r | |
1390 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1391 | );\r | |
1392 | if (!EFI_ERROR (Status)) {\r | |
1393 | //\r | |
1394 | // Skip the initialization if the driver has been started already.\r | |
1395 | //\r | |
15f3fc85 | 1396 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 | 1397 | } else {\r |
6879581d | 1398 | FirstStart = TRUE;\r |
a3bcde70 HT |
1399 | //\r |
1400 | // If the driver has not been started yet, it should do initialization.\r | |
1401 | //\r | |
1402 | Private = AllocateZeroPool (sizeof (PXEBC_PRIVATE_DATA));\r | |
1403 | if (Private == NULL) {\r | |
1404 | return EFI_OUT_OF_RESOURCES;\r | |
1405 | }\r | |
1406 | \r | |
1407 | CopyMem (\r | |
1408 | &Private->PxeBc,\r | |
1409 | &gPxeBcProtocolTemplate,\r | |
1410 | sizeof (EFI_PXE_BASE_CODE_PROTOCOL)\r | |
1411 | );\r | |
1412 | \r | |
1413 | Private->Signature = PXEBC_PRIVATE_DATA_SIGNATURE;\r | |
1414 | Private->Controller = ControllerHandle;\r | |
1415 | Private->Image = This->ImageHandle;\r | |
1416 | Private->PxeBc.Mode = &Private->Mode;\r | |
1417 | Private->Mode.Ipv6Supported = TRUE;\r | |
1418 | Private->Mode.AutoArp = TRUE;\r | |
1419 | Private->Mode.TTL = DEFAULT_TTL;\r | |
1420 | Private->Mode.ToS = DEFAULT_ToS;\r | |
1421 | \r | |
1422 | //\r | |
1423 | // Open device path to prepare for appending virtual NIC node.\r | |
1424 | //\r | |
1425 | Status = gBS->OpenProtocol (\r | |
1426 | ControllerHandle,\r | |
1427 | &gEfiDevicePathProtocolGuid,\r | |
1428 | (VOID **) &Private->DevicePath,\r | |
1429 | This->DriverBindingHandle,\r | |
1430 | ControllerHandle,\r | |
1431 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1432 | );\r | |
1433 | \r | |
1434 | if (EFI_ERROR (Status)) {\r | |
1435 | goto ON_ERROR;\r | |
1436 | }\r | |
1437 | \r | |
1438 | //\r | |
1439 | // Get the NII interface if it exists, it's not required.\r | |
1440 | //\r | |
1441 | Status = gBS->OpenProtocol (\r | |
1442 | ControllerHandle,\r | |
1443 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
1444 | (VOID **) &Private->Nii,\r | |
1445 | This->DriverBindingHandle,\r | |
1446 | ControllerHandle,\r | |
1447 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1448 | );\r | |
1449 | if (EFI_ERROR (Status)) {\r | |
1450 | Private->Nii = NULL;\r | |
1451 | }\r | |
1452 | \r | |
1453 | //\r | |
15f3fc85 | 1454 | // Install PxeBaseCodePrivate protocol onto the real NIC handler.\r |
f75a7f56 | 1455 | // PxeBaseCodePrivate protocol is only used to keep the relationship between\r |
9bdc6592 LG |
1456 | // NIC handle and virtual child handles.\r |
1457 | // gEfiCallerIdGuid will be used as its protocol guid.\r | |
a3bcde70 HT |
1458 | //\r |
1459 | Status = gBS->InstallProtocolInterface (\r | |
1460 | &ControllerHandle,\r | |
9bdc6592 | 1461 | &gEfiCallerIdGuid,\r |
a3bcde70 | 1462 | EFI_NATIVE_INTERFACE,\r |
15f3fc85 | 1463 | &Private->Id\r |
a3bcde70 HT |
1464 | );\r |
1465 | if (EFI_ERROR (Status)) {\r | |
1466 | goto ON_ERROR;\r | |
1467 | }\r | |
15f3fc85 | 1468 | \r |
1469 | //\r | |
1470 | // Try to locate SNP protocol.\r | |
1471 | //\r | |
f75a7f56 | 1472 | NetLibGetSnpHandle(ControllerHandle, &Private->Snp);\r |
a3bcde70 HT |
1473 | }\r |
1474 | \r | |
6879581d | 1475 | if (IpVersion == IP_VERSION_4) {\r |
1476 | //\r | |
1477 | // Try to create virtual NIC handle for IPv4.\r | |
1478 | //\r | |
1479 | Status = PxeBcCreateIp4Children (This, ControllerHandle, Private);\r | |
1480 | } else {\r | |
1481 | //\r | |
1482 | // Try to create virtual NIC handle for IPv6.\r | |
1483 | //\r | |
1484 | Status = PxeBcCreateIp6Children (This, ControllerHandle, Private);\r | |
1485 | }\r | |
1486 | if (EFI_ERROR (Status)) {\r | |
a3bcde70 HT |
1487 | //\r |
1488 | // Failed to start PXE driver if IPv4 and IPv6 stack are both not available.\r | |
1489 | //\r | |
1490 | Status = EFI_DEVICE_ERROR;\r | |
1491 | goto ON_ERROR;\r | |
1492 | }\r | |
1493 | \r | |
1494 | return EFI_SUCCESS;\r | |
1495 | \r | |
1496 | ON_ERROR:\r | |
6879581d | 1497 | if (FirstStart) {\r |
1498 | gBS->UninstallProtocolInterface (\r | |
1499 | ControllerHandle,\r | |
1500 | &gEfiCallerIdGuid,\r | |
1501 | &Private->Id\r | |
1502 | );\r | |
6879581d | 1503 | }\r |
1504 | \r | |
1505 | if (IpVersion == IP_VERSION_4) {\r | |
1506 | PxeBcDestroyIp4Children (This, Private);\r | |
1507 | } else {\r | |
1508 | PxeBcDestroyIp6Children (This, Private);\r | |
1509 | }\r | |
a3bcde70 | 1510 | \r |
3d2367a2 | 1511 | if (FirstStart && Private != NULL) {\r |
1512 | FreePool (Private);\r | |
1513 | }\r | |
1514 | \r | |
a3bcde70 HT |
1515 | return Status;\r |
1516 | }\r | |
1517 | \r | |
1518 | \r | |
1519 | /**\r | |
6879581d | 1520 | Stop this driver on ControllerHandle. This is the worker function for\r |
1521 | PxeBcIp4(6)DriverBindingStop.\r | |
a3bcde70 HT |
1522 | \r |
1523 | @param[in] This Protocol instance pointer.\r | |
1524 | @param[in] ControllerHandle Handle of device to stop driver on.\r | |
1525 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1526 | children is zero stop the entire bus driver.\r | |
1527 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
6879581d | 1528 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
a3bcde70 HT |
1529 | \r |
1530 | @retval EFI_SUCCESS This driver was removed ControllerHandle.\r | |
1531 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1532 | @retval Others This driver was not removed from this device\r | |
1533 | \r | |
1534 | **/\r | |
1535 | EFI_STATUS\r | |
1536 | EFIAPI\r | |
6879581d | 1537 | PxeBcStop (\r |
a3bcde70 HT |
1538 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1539 | IN EFI_HANDLE ControllerHandle,\r | |
1540 | IN UINTN NumberOfChildren,\r | |
6879581d | 1541 | IN EFI_HANDLE *ChildHandleBuffer,\r |
1542 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1543 | )\r |
1544 | {\r | |
1545 | PXEBC_PRIVATE_DATA *Private;\r | |
1546 | PXEBC_VIRTUAL_NIC *VirtualNic;\r | |
a3bcde70 HT |
1547 | EFI_LOAD_FILE_PROTOCOL *LoadFile;\r |
1548 | EFI_STATUS Status;\r | |
1549 | EFI_HANDLE NicHandle;\r | |
15f3fc85 | 1550 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
a3bcde70 HT |
1551 | \r |
1552 | Private = NULL;\r | |
1553 | NicHandle = NULL;\r | |
1554 | VirtualNic = NULL;\r | |
1555 | LoadFile = NULL;\r | |
15f3fc85 | 1556 | Id = NULL;\r |
a3bcde70 HT |
1557 | \r |
1558 | Status = gBS->OpenProtocol (\r | |
1559 | ControllerHandle,\r | |
1560 | &gEfiLoadFileProtocolGuid,\r | |
1561 | (VOID **) &LoadFile,\r | |
1562 | This->DriverBindingHandle,\r | |
1563 | ControllerHandle,\r | |
1564 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1565 | );\r | |
1566 | if (EFI_ERROR (Status)) {\r | |
1567 | //\r | |
1568 | // Get the Nic handle by any pass-over service child handle.\r | |
1569 | //\r | |
6879581d | 1570 | if (IpVersion == IP_VERSION_4) {\r |
1571 | NicHandle = PxeBcGetNicByIp4Children (ControllerHandle);\r | |
1572 | } else {\r | |
a3bcde70 | 1573 | NicHandle = PxeBcGetNicByIp6Children (ControllerHandle);\r |
6879581d | 1574 | }\r |
1575 | if (NicHandle == NULL) {\r | |
1576 | return EFI_SUCCESS;\r | |
a3bcde70 HT |
1577 | }\r |
1578 | \r | |
1579 | //\r | |
15f3fc85 | 1580 | // Try to retrieve the private data by PxeBcPrivate protocol.\r |
a3bcde70 HT |
1581 | //\r |
1582 | Status = gBS->OpenProtocol (\r | |
1583 | NicHandle,\r | |
9bdc6592 | 1584 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1585 | (VOID **) &Id,\r |
a3bcde70 HT |
1586 | This->DriverBindingHandle,\r |
1587 | ControllerHandle,\r | |
1588 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1589 | );\r | |
1590 | if (EFI_ERROR (Status)) {\r | |
1591 | return Status;\r | |
1592 | }\r | |
15f3fc85 | 1593 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 HT |
1594 | \r |
1595 | } else {\r | |
1596 | //\r | |
1597 | // It's a virtual handle with LoadFileProtocol.\r | |
1598 | //\r | |
1599 | Status = gBS->OpenProtocol (\r | |
1600 | ControllerHandle,\r | |
1601 | &gEfiLoadFileProtocolGuid,\r | |
1602 | (VOID **) &LoadFile,\r | |
1603 | This->DriverBindingHandle,\r | |
1604 | ControllerHandle,\r | |
1605 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1606 | );\r | |
1607 | if (EFI_ERROR (Status)) {\r | |
1608 | return Status;\r | |
1609 | }\r | |
1610 | \r | |
1611 | VirtualNic = PXEBC_VIRTUAL_NIC_FROM_LOADFILE (LoadFile);\r | |
1612 | Private = VirtualNic->Private;\r | |
1613 | NicHandle = Private->Controller;\r | |
a3bcde70 HT |
1614 | }\r |
1615 | \r | |
d6d78ac1 | 1616 | //\r |
1617 | // Stop functionality of PXE Base Code protocol\r | |
1618 | //\r | |
1619 | Status = Private->PxeBc.Stop (&Private->PxeBc);\r | |
1620 | if (Status != EFI_SUCCESS && Status != EFI_NOT_STARTED) {\r | |
1621 | return Status;\r | |
1622 | }\r | |
1623 | \r | |
1624 | \r | |
6879581d | 1625 | if (Private->Ip4Nic != NULL && IpVersion == IP_VERSION_4) {\r |
a3bcde70 HT |
1626 | PxeBcDestroyIp4Children (This, Private);\r |
1627 | }\r | |
1628 | \r | |
6879581d | 1629 | if (Private->Ip6Nic != NULL && IpVersion == IP_VERSION_6) {\r |
a3bcde70 HT |
1630 | PxeBcDestroyIp6Children (This, Private);\r |
1631 | }\r | |
1632 | \r | |
1633 | if (Private->Ip4Nic == NULL && Private->Ip6Nic == NULL) {\r | |
1634 | gBS->UninstallProtocolInterface (\r | |
1635 | NicHandle,\r | |
9bdc6592 | 1636 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1637 | &Private->Id\r |
a3bcde70 HT |
1638 | );\r |
1639 | FreePool (Private);\r | |
1640 | }\r | |
1641 | \r | |
1642 | return EFI_SUCCESS;\r | |
1643 | }\r | |
6879581d | 1644 | \r |
1645 | /**\r | |
1646 | Test to see if this driver supports ControllerHandle. This service\r | |
1647 | is called by the EFI boot service ConnectController(). In\r | |
1648 | order to make drivers as small as possible, there are a few calling\r | |
1649 | restrictions for this service. ConnectController() must\r | |
1650 | follow these calling restrictions. If any other agent wishes to call\r | |
1651 | Supported() it must also follow these calling restrictions.\r | |
1652 | \r | |
1653 | @param[in] This The pointer to the driver binding protocol.\r | |
1654 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1655 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1656 | device to be started.\r | |
1657 | \r | |
1658 | @retval EFI_SUCCESS This driver supports this device.\r | |
1659 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1660 | \r | |
1661 | **/\r | |
1662 | EFI_STATUS\r | |
1663 | EFIAPI\r | |
1664 | PxeBcIp4DriverBindingSupported (\r | |
1665 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1666 | IN EFI_HANDLE ControllerHandle,\r | |
1667 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1668 | )\r | |
1669 | {\r | |
1670 | return PxeBcSupported (\r | |
1671 | This,\r | |
1672 | ControllerHandle,\r | |
1673 | RemainingDevicePath,\r | |
1674 | IP_VERSION_4\r | |
1675 | );\r | |
1676 | }\r | |
1677 | \r | |
1678 | /**\r | |
1679 | Start this driver on ControllerHandle. This service is called by the\r | |
1680 | EFI boot service ConnectController(). In order to make\r | |
1681 | drivers as small as possible, there are a few calling restrictions for\r | |
1682 | this service. ConnectController() must follow these\r | |
1683 | calling restrictions. If any other agent wishes to call Start() it\r | |
1684 | must also follow these calling restrictions.\r | |
1685 | \r | |
1686 | @param[in] This The pointer to the driver binding protocol.\r | |
1687 | @param[in] ControllerHandle The handle of device to be started.\r | |
1688 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1689 | device to be started.\r | |
1690 | \r | |
1691 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1692 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1693 | @retval other This driver does not support this device.\r | |
1694 | \r | |
1695 | **/\r | |
1696 | EFI_STATUS\r | |
1697 | EFIAPI\r | |
1698 | PxeBcIp4DriverBindingStart (\r | |
1699 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1700 | IN EFI_HANDLE ControllerHandle,\r | |
1701 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1702 | )\r | |
1703 | {\r | |
1704 | return PxeBcStart (\r | |
1705 | This,\r | |
1706 | ControllerHandle,\r | |
1707 | RemainingDevicePath,\r | |
1708 | IP_VERSION_4\r | |
1709 | );\r | |
1710 | }\r | |
1711 | \r | |
1712 | /**\r | |
1713 | Stop this driver on ControllerHandle. This service is called by the\r | |
1714 | EFI boot service DisconnectController(). In order to\r | |
1715 | make drivers as small as possible, there are a few calling\r | |
1716 | restrictions for this service. DisconnectController()\r | |
1717 | must follow these calling restrictions. If any other agent wishes\r | |
1718 | to call Stop() it must also follow these calling restrictions.\r | |
1719 | \r | |
1720 | @param[in] This Protocol instance pointer.\r | |
1721 | @param[in] ControllerHandle Handle of device to stop driver on\r | |
1722 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1723 | children is zero stop the entire bus driver.\r | |
1724 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1725 | \r | |
1726 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
1727 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1728 | @retval Others This driver was not removed from this device.\r | |
1729 | \r | |
1730 | **/\r | |
1731 | EFI_STATUS\r | |
1732 | EFIAPI\r | |
1733 | PxeBcIp4DriverBindingStop (\r | |
1734 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1735 | IN EFI_HANDLE ControllerHandle,\r | |
1736 | IN UINTN NumberOfChildren,\r | |
1737 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1738 | )\r | |
1739 | {\r | |
1740 | return PxeBcStop (\r | |
1741 | This,\r | |
1742 | ControllerHandle,\r | |
1743 | NumberOfChildren,\r | |
1744 | ChildHandleBuffer,\r | |
1745 | IP_VERSION_4\r | |
1746 | );\r | |
1747 | }\r | |
1748 | \r | |
1749 | /**\r | |
1750 | Test to see if this driver supports ControllerHandle. This service\r | |
1751 | is called by the EFI boot service ConnectController(). In\r | |
1752 | order to make drivers as small as possible, there are a few calling\r | |
1753 | restrictions for this service. ConnectController() must\r | |
1754 | follow these calling restrictions. If any other agent wishes to call\r | |
1755 | Supported() it must also follow these calling restrictions.\r | |
1756 | \r | |
1757 | @param[in] This The pointer to the driver binding protocol.\r | |
1758 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1759 | @param[in] RemainingDevicePath Optional parameter use to pick a specific child\r | |
1760 | device to be started.\r | |
1761 | \r | |
1762 | @retval EFI_SUCCESS This driver supports this device.\r | |
1763 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1764 | \r | |
1765 | **/\r | |
1766 | EFI_STATUS\r | |
1767 | EFIAPI\r | |
1768 | PxeBcIp6DriverBindingSupported (\r | |
1769 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1770 | IN EFI_HANDLE ControllerHandle,\r | |
1771 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1772 | )\r | |
1773 | {\r | |
1774 | return PxeBcSupported (\r | |
1775 | This,\r | |
1776 | ControllerHandle,\r | |
1777 | RemainingDevicePath,\r | |
1778 | IP_VERSION_6\r | |
1779 | );\r | |
1780 | }\r | |
1781 | \r | |
1782 | /**\r | |
1783 | Start this driver on ControllerHandle. This service is called by the\r | |
1784 | EFI boot service ConnectController(). In order to make\r | |
1785 | drivers as small as possible, there are a few calling restrictions for\r | |
1786 | this service. ConnectController() must follow these\r | |
1787 | calling restrictions. If any other agent wishes to call Start() it\r | |
1788 | must also follow these calling restrictions.\r | |
1789 | \r | |
1790 | @param[in] This The pointer to the driver binding protocol.\r | |
1791 | @param[in] ControllerHandle The handle of device to be started.\r | |
1792 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1793 | device to be started.\r | |
1794 | \r | |
1795 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1796 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1797 | @retval other This driver does not support this device.\r | |
1798 | \r | |
1799 | **/\r | |
1800 | EFI_STATUS\r | |
1801 | EFIAPI\r | |
1802 | PxeBcIp6DriverBindingStart (\r | |
1803 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1804 | IN EFI_HANDLE ControllerHandle,\r | |
1805 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1806 | )\r | |
1807 | {\r | |
1808 | return PxeBcStart (\r | |
1809 | This,\r | |
1810 | ControllerHandle,\r | |
1811 | RemainingDevicePath,\r | |
1812 | IP_VERSION_6\r | |
1813 | );\r | |
1814 | }\r | |
1815 | \r | |
1816 | /**\r | |
1817 | Stop this driver on ControllerHandle. This service is called by the\r | |
1818 | EFI boot service DisconnectController(). In order to\r | |
1819 | make drivers as small as possible, there are a few calling\r | |
1820 | restrictions for this service. DisconnectController()\r | |
1821 | must follow these calling restrictions. If any other agent wishes\r | |
1822 | to call Stop() it must also follow these calling restrictions.\r | |
1823 | \r | |
1824 | @param[in] This Protocol instance pointer.\r | |
1825 | @param[in] ControllerHandle Handle of device to stop driver on\r | |
1826 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1827 | children is zero stop the entire bus driver.\r | |
1828 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1829 | \r | |
1830 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
1831 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1832 | @retval Others This driver was not removed from this device.\r | |
1833 | \r | |
1834 | **/\r | |
1835 | EFI_STATUS\r | |
1836 | EFIAPI\r | |
1837 | PxeBcIp6DriverBindingStop (\r | |
1838 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1839 | IN EFI_HANDLE ControllerHandle,\r | |
1840 | IN UINTN NumberOfChildren,\r | |
1841 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1842 | )\r | |
1843 | {\r | |
1844 | return PxeBcStop (\r | |
1845 | This,\r | |
1846 | ControllerHandle,\r | |
1847 | NumberOfChildren,\r | |
1848 | ChildHandleBuffer,\r | |
1849 | IP_VERSION_6\r | |
1850 | );\r | |
1851 | }\r |