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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 |
2fad330f | 5 | Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>\r |
a3bcde70 HT |
6 | \r |
7 | This program and the accompanying materials\r | |
8 | are licensed and made available under the terms and conditions of the BSD License\r | |
9 | which accompanies this distribution. The full text of the license may be found at\r | |
10 | http://opensource.org/licenses/bsd-license.php.\r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
17 | #include "PxeBcImpl.h"\r | |
18 | \r | |
19 | \r | |
6879581d | 20 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp4DriverBinding = {\r |
21 | PxeBcIp4DriverBindingSupported,\r | |
22 | PxeBcIp4DriverBindingStart,\r | |
23 | PxeBcIp4DriverBindingStop,\r | |
24 | 0xa,\r | |
25 | NULL,\r | |
26 | NULL\r | |
27 | };\r | |
28 | \r | |
29 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp6DriverBinding = {\r | |
30 | PxeBcIp6DriverBindingSupported,\r | |
31 | PxeBcIp6DriverBindingStart,\r | |
32 | PxeBcIp6DriverBindingStop,\r | |
a3bcde70 HT |
33 | 0xa,\r |
34 | NULL,\r | |
35 | NULL\r | |
36 | };\r | |
37 | \r | |
a3bcde70 HT |
38 | /**\r |
39 | Get the Nic handle using any child handle in the IPv4 stack.\r | |
40 | \r | |
41 | @param[in] ControllerHandle Pointer to child handle over IPv4.\r | |
42 | \r | |
43 | @return NicHandle The pointer to the Nic handle.\r | |
44 | \r | |
45 | **/\r | |
46 | EFI_HANDLE\r | |
47 | PxeBcGetNicByIp4Children (\r | |
48 | IN EFI_HANDLE ControllerHandle\r | |
49 | )\r | |
50 | {\r | |
51 | EFI_HANDLE NicHandle;\r | |
52 | \r | |
53 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiArpProtocolGuid);\r | |
54 | if (NicHandle == NULL) {\r | |
55 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);\r | |
56 | if (NicHandle == NULL) {\r | |
57 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp4ProtocolGuid);\r | |
58 | if (NicHandle == NULL) {\r | |
59 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);\r | |
60 | if (NicHandle == NULL) {\r | |
61 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp4ProtocolGuid);\r | |
62 | if (NicHandle == NULL) {\r | |
63 | return NULL;\r | |
64 | }\r | |
65 | }\r | |
66 | }\r | |
67 | }\r | |
68 | }\r | |
69 | \r | |
70 | return NicHandle;\r | |
71 | }\r | |
72 | \r | |
73 | \r | |
74 | /**\r | |
75 | Get the Nic handle using any child handle in the IPv6 stack.\r | |
76 | \r | |
77 | @param[in] ControllerHandle Pointer to child handle over IPv6.\r | |
78 | \r | |
79 | @return NicHandle The pointer to the Nic handle.\r | |
80 | \r | |
81 | **/\r | |
82 | EFI_HANDLE\r | |
83 | PxeBcGetNicByIp6Children (\r | |
84 | IN EFI_HANDLE ControllerHandle\r | |
85 | )\r | |
86 | {\r | |
87 | EFI_HANDLE NicHandle;\r | |
88 | \r | |
89 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp6ProtocolGuid);\r | |
90 | if (NicHandle == NULL) {\r | |
91 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp6ProtocolGuid);\r | |
92 | if (NicHandle == NULL) {\r | |
93 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp6ProtocolGuid);\r | |
94 | if (NicHandle == NULL) {\r | |
95 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp6ProtocolGuid);\r | |
96 | if (NicHandle == NULL) {\r | |
97 | return NULL;\r | |
98 | }\r | |
99 | }\r | |
100 | }\r | |
101 | }\r | |
102 | \r | |
103 | return NicHandle;\r | |
104 | }\r | |
105 | \r | |
106 | \r | |
107 | /**\r | |
108 | Destroy the opened instances based on IPv4.\r | |
109 | \r | |
110 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
111 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
112 | \r | |
113 | **/\r | |
114 | VOID\r | |
115 | PxeBcDestroyIp4Children (\r | |
116 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
117 | IN PXEBC_PRIVATE_DATA *Private\r | |
118 | )\r | |
119 | {\r | |
120 | ASSERT(Private != NULL);\r | |
121 | \r | |
122 | if (Private->ArpChild != NULL) {\r | |
123 | //\r | |
124 | // Close Arp for PxeBc->Arp and destroy the instance.\r | |
125 | //\r | |
126 | gBS->CloseProtocol (\r | |
127 | Private->ArpChild,\r | |
128 | &gEfiArpProtocolGuid,\r | |
129 | This->DriverBindingHandle,\r | |
130 | Private->Controller\r | |
131 | );\r | |
132 | \r | |
133 | NetLibDestroyServiceChild (\r | |
134 | Private->Controller,\r | |
135 | This->DriverBindingHandle,\r | |
136 | &gEfiArpServiceBindingProtocolGuid,\r | |
137 | Private->ArpChild\r | |
138 | );\r | |
139 | }\r | |
140 | \r | |
141 | if (Private->Ip4Child != NULL) {\r | |
142 | //\r | |
143 | // Close Ip4 for background ICMP error message and destroy the instance.\r | |
144 | //\r | |
145 | gBS->CloseProtocol (\r | |
146 | Private->Ip4Child,\r | |
147 | &gEfiIp4ProtocolGuid,\r | |
148 | This->DriverBindingHandle,\r | |
149 | Private->Controller\r | |
150 | );\r | |
151 | \r | |
152 | NetLibDestroyServiceChild (\r | |
153 | Private->Controller,\r | |
154 | This->DriverBindingHandle,\r | |
155 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
156 | Private->Ip4Child\r | |
157 | );\r | |
158 | }\r | |
159 | \r | |
160 | if (Private->Udp4WriteChild != NULL) {\r | |
161 | //\r | |
162 | // Close Udp4 for PxeBc->UdpWrite and destroy the instance.\r | |
163 | //\r | |
164 | gBS->CloseProtocol (\r | |
165 | Private->Udp4WriteChild,\r | |
166 | &gEfiUdp4ProtocolGuid,\r | |
167 | This->DriverBindingHandle,\r | |
168 | Private->Controller\r | |
169 | );\r | |
170 | \r | |
171 | NetLibDestroyServiceChild (\r | |
172 | Private->Controller,\r | |
173 | This->DriverBindingHandle,\r | |
174 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
175 | Private->Udp4WriteChild\r | |
176 | );\r | |
177 | }\r | |
178 | \r | |
179 | if (Private->Udp4ReadChild != NULL) {\r | |
180 | //\r | |
181 | // Close Udp4 for PxeBc->UdpRead and destroy the instance.\r | |
182 | //\r | |
183 | gBS->CloseProtocol (\r | |
184 | Private->Udp4ReadChild,\r | |
185 | &gEfiUdp4ProtocolGuid,\r | |
186 | This->DriverBindingHandle,\r | |
187 | Private->Controller\r | |
188 | );\r | |
189 | \r | |
190 | NetLibDestroyServiceChild (\r | |
191 | Private->Controller,\r | |
192 | This->DriverBindingHandle,\r | |
193 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
194 | Private->Udp4ReadChild\r | |
195 | );\r | |
196 | }\r | |
197 | \r | |
198 | if (Private->Mtftp4Child != NULL) {\r | |
199 | //\r | |
200 | // Close Mtftp4 for PxeBc->Mtftp4 and destroy the instance.\r | |
201 | //\r | |
202 | gBS->CloseProtocol (\r | |
203 | Private->Mtftp4Child,\r | |
204 | &gEfiMtftp4ProtocolGuid,\r | |
205 | This->DriverBindingHandle,\r | |
206 | Private->Controller\r | |
207 | );\r | |
208 | \r | |
209 | NetLibDestroyServiceChild (\r | |
210 | Private->Controller,\r | |
211 | This->DriverBindingHandle,\r | |
212 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
213 | Private->Mtftp4Child\r | |
214 | );\r | |
215 | }\r | |
216 | \r | |
217 | if (Private->Dhcp4Child != NULL) {\r | |
218 | //\r | |
219 | // Close Dhcp4 for PxeBc->Dhcp4 and destroy the instance.\r | |
220 | //\r | |
221 | gBS->CloseProtocol (\r | |
222 | Private->Dhcp4Child,\r | |
223 | &gEfiDhcp4ProtocolGuid,\r | |
224 | This->DriverBindingHandle,\r | |
225 | Private->Controller\r | |
226 | );\r | |
227 | \r | |
228 | NetLibDestroyServiceChild (\r | |
229 | Private->Controller,\r | |
230 | This->DriverBindingHandle,\r | |
231 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
232 | Private->Dhcp4Child\r | |
233 | );\r | |
234 | }\r | |
235 | \r | |
236 | if (Private->Ip4Nic != NULL) {\r | |
237 | //\r | |
15f3fc85 | 238 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
239 | //\r |
240 | gBS->CloseProtocol (\r | |
241 | Private->Controller,\r | |
9bdc6592 | 242 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
243 | This->DriverBindingHandle,\r |
244 | Private->Ip4Nic->Controller\r | |
245 | );\r | |
246 | \r | |
247 | gBS->UninstallMultipleProtocolInterfaces (\r | |
248 | Private->Ip4Nic->Controller,\r | |
249 | &gEfiDevicePathProtocolGuid,\r | |
250 | Private->Ip4Nic->DevicePath,\r | |
251 | &gEfiLoadFileProtocolGuid,\r | |
252 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 253 | &gEfiPxeBaseCodeProtocolGuid,\r |
254 | &Private->PxeBc,\r | |
a3bcde70 HT |
255 | NULL\r |
256 | );\r | |
2fad330f | 257 | FreePool (Private->Ip4Nic->DevicePath);\r |
15f3fc85 | 258 | \r |
f75a7f56 | 259 | if (Private->Snp != NULL) {\r |
15f3fc85 | 260 | //\r |
261 | // Close SNP from the child virtual handle\r | |
262 | //\r | |
263 | gBS->CloseProtocol (\r | |
264 | Private->Ip4Nic->Controller,\r | |
265 | &gEfiSimpleNetworkProtocolGuid,\r | |
266 | This->DriverBindingHandle,\r | |
267 | Private->Ip4Nic->Controller\r | |
268 | );\r | |
f75a7f56 | 269 | \r |
15f3fc85 | 270 | gBS->UninstallProtocolInterface (\r |
271 | Private->Ip4Nic->Controller,\r | |
272 | &gEfiSimpleNetworkProtocolGuid,\r | |
273 | Private->Snp\r | |
274 | );\r | |
275 | }\r | |
a3bcde70 HT |
276 | FreePool (Private->Ip4Nic);\r |
277 | }\r | |
278 | \r | |
279 | Private->ArpChild = NULL;\r | |
280 | Private->Ip4Child = NULL;\r | |
281 | Private->Udp4WriteChild = NULL;\r | |
282 | Private->Udp4ReadChild = NULL;\r | |
283 | Private->Mtftp4Child = NULL;\r | |
284 | Private->Dhcp4Child = NULL;\r | |
285 | Private->Ip4Nic = NULL;\r | |
286 | }\r | |
287 | \r | |
288 | \r | |
289 | /**\r | |
290 | Destroy the opened instances based on IPv6.\r | |
291 | \r | |
292 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
293 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
294 | \r | |
295 | **/\r | |
296 | VOID\r | |
297 | PxeBcDestroyIp6Children (\r | |
298 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
299 | IN PXEBC_PRIVATE_DATA *Private\r | |
300 | )\r | |
301 | {\r | |
302 | ASSERT(Private != NULL);\r | |
303 | \r | |
304 | if (Private->Ip6Child != NULL) {\r | |
305 | //\r | |
306 | // Close Ip6 for Ip6->Ip6Config and destroy the instance.\r | |
307 | //\r | |
308 | gBS->CloseProtocol (\r | |
309 | Private->Ip6Child,\r | |
310 | &gEfiIp6ProtocolGuid,\r | |
311 | This->DriverBindingHandle,\r | |
312 | Private->Controller\r | |
313 | );\r | |
314 | \r | |
315 | NetLibDestroyServiceChild (\r | |
316 | Private->Controller,\r | |
317 | This->DriverBindingHandle,\r | |
318 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
319 | Private->Ip6Child\r | |
320 | );\r | |
321 | }\r | |
322 | \r | |
323 | if (Private->Udp6WriteChild != NULL) {\r | |
324 | //\r | |
325 | // Close Udp6 for PxeBc->UdpWrite and destroy the instance.\r | |
326 | //\r | |
327 | gBS->CloseProtocol (\r | |
328 | Private->Udp6WriteChild,\r | |
329 | &gEfiUdp6ProtocolGuid,\r | |
330 | This->DriverBindingHandle,\r | |
331 | Private->Controller\r | |
332 | );\r | |
333 | NetLibDestroyServiceChild (\r | |
334 | Private->Controller,\r | |
335 | This->DriverBindingHandle,\r | |
336 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
337 | Private->Udp6WriteChild\r | |
338 | );\r | |
339 | }\r | |
340 | \r | |
341 | if (Private->Udp6ReadChild != NULL) {\r | |
342 | //\r | |
343 | // Close Udp6 for PxeBc->UdpRead and destroy the instance.\r | |
344 | //\r | |
345 | gBS->CloseProtocol (\r | |
346 | Private->Udp6ReadChild,\r | |
347 | &gEfiUdp6ProtocolGuid,\r | |
348 | This->DriverBindingHandle,\r | |
349 | Private->Controller\r | |
350 | );\r | |
351 | NetLibDestroyServiceChild (\r | |
352 | Private->Controller,\r | |
353 | This->DriverBindingHandle,\r | |
354 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
355 | Private->Udp6ReadChild\r | |
356 | );\r | |
357 | }\r | |
358 | \r | |
359 | if (Private->Mtftp6Child != NULL) {\r | |
360 | //\r | |
361 | // Close Mtftp6 for PxeBc->Mtftp and destroy the instance.\r | |
362 | //\r | |
363 | gBS->CloseProtocol (\r | |
364 | Private->Mtftp6Child,\r | |
365 | &gEfiMtftp6ProtocolGuid,\r | |
366 | This->DriverBindingHandle,\r | |
367 | Private->Controller\r | |
368 | );\r | |
369 | \r | |
370 | NetLibDestroyServiceChild (\r | |
371 | Private->Controller,\r | |
372 | This->DriverBindingHandle,\r | |
373 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
374 | Private->Mtftp6Child\r | |
375 | );\r | |
376 | }\r | |
377 | \r | |
378 | if (Private->Dhcp6Child != NULL) {\r | |
379 | //\r | |
380 | // Close Dhcp6 for PxeBc->Dhcp and destroy the instance.\r | |
381 | //\r | |
382 | gBS->CloseProtocol (\r | |
383 | Private->Dhcp6Child,\r | |
384 | &gEfiDhcp6ProtocolGuid,\r | |
385 | This->DriverBindingHandle,\r | |
386 | Private->Controller\r | |
387 | );\r | |
388 | \r | |
389 | NetLibDestroyServiceChild (\r | |
390 | Private->Controller,\r | |
391 | This->DriverBindingHandle,\r | |
392 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
393 | Private->Dhcp6Child\r | |
394 | );\r | |
395 | }\r | |
396 | \r | |
397 | if (Private->Ip6Nic != NULL) {\r | |
398 | //\r | |
15f3fc85 | 399 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
400 | //\r |
401 | gBS->CloseProtocol (\r | |
402 | Private->Controller,\r | |
9bdc6592 | 403 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
404 | This->DriverBindingHandle,\r |
405 | Private->Ip6Nic->Controller\r | |
406 | );\r | |
15f3fc85 | 407 | \r |
a3bcde70 HT |
408 | gBS->UninstallMultipleProtocolInterfaces (\r |
409 | Private->Ip6Nic->Controller,\r | |
410 | &gEfiDevicePathProtocolGuid,\r | |
411 | Private->Ip6Nic->DevicePath,\r | |
412 | &gEfiLoadFileProtocolGuid,\r | |
413 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 414 | &gEfiPxeBaseCodeProtocolGuid,\r |
415 | &Private->PxeBc,\r | |
a3bcde70 HT |
416 | NULL\r |
417 | );\r | |
2fad330f | 418 | FreePool (Private->Ip6Nic->DevicePath);\r |
f75a7f56 | 419 | \r |
15f3fc85 | 420 | if (Private->Snp != NULL) {\r |
421 | //\r | |
422 | // Close SNP from the child virtual handle\r | |
423 | //\r | |
424 | gBS->CloseProtocol (\r | |
425 | Private->Ip6Nic->Controller,\r | |
426 | &gEfiSimpleNetworkProtocolGuid,\r | |
427 | This->DriverBindingHandle,\r | |
428 | Private->Ip6Nic->Controller\r | |
429 | );\r | |
430 | gBS->UninstallProtocolInterface (\r | |
431 | Private->Ip6Nic->Controller,\r | |
432 | &gEfiSimpleNetworkProtocolGuid,\r | |
433 | Private->Snp\r | |
434 | );\r | |
435 | }\r | |
a3bcde70 HT |
436 | FreePool (Private->Ip6Nic);\r |
437 | }\r | |
438 | \r | |
439 | Private->Ip6Child = NULL;\r | |
440 | Private->Udp6WriteChild = NULL;\r | |
441 | Private->Udp6ReadChild = NULL;\r | |
442 | Private->Mtftp6Child = NULL;\r | |
443 | Private->Dhcp6Child = NULL;\r | |
444 | Private->Ip6Nic = NULL;\r | |
445 | Private->Mode.Ipv6Available = FALSE;\r | |
446 | }\r | |
447 | \r | |
2bbe9553 YT |
448 | /**\r |
449 | Check whether UNDI protocol supports IPv6.\r | |
450 | \r | |
451 | @param[in] ControllerHandle Controller handle.\r | |
452 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
453 | @param[out] Ipv6Support TRUE if UNDI supports IPv6.\r | |
454 | \r | |
455 | @retval EFI_SUCCESS Get the result whether UNDI supports IPv6 by NII or AIP protocol successfully.\r | |
456 | @retval EFI_NOT_FOUND Don't know whether UNDI supports IPv6 since NII or AIP is not available.\r | |
457 | \r | |
458 | **/\r | |
459 | EFI_STATUS\r | |
460 | PxeBcCheckIpv6Support (\r | |
461 | IN EFI_HANDLE ControllerHandle,\r | |
462 | IN PXEBC_PRIVATE_DATA *Private,\r | |
463 | OUT BOOLEAN *Ipv6Support\r | |
464 | )\r | |
465 | {\r | |
466 | EFI_HANDLE Handle;\r | |
467 | EFI_ADAPTER_INFORMATION_PROTOCOL *Aip;\r | |
468 | EFI_STATUS Status;\r | |
469 | EFI_GUID *InfoTypesBuffer;\r | |
470 | UINTN InfoTypeBufferCount;\r | |
471 | UINTN TypeIndex;\r | |
472 | BOOLEAN Supported;\r | |
473 | VOID *InfoBlock;\r | |
474 | UINTN InfoBlockSize;\r | |
475 | \r | |
476 | ASSERT (Private != NULL && Ipv6Support != NULL);\r | |
477 | \r | |
478 | //\r | |
479 | // Check whether the UNDI supports IPv6 by NII protocol.\r | |
480 | //\r | |
481 | if (Private->Nii != NULL) {\r | |
482 | *Ipv6Support = Private->Nii->Ipv6Supported;\r | |
483 | return EFI_SUCCESS;\r | |
484 | }\r | |
485 | \r | |
486 | //\r | |
487 | // Check whether the UNDI supports IPv6 by AIP protocol.\r | |
488 | //\r | |
489 | \r | |
490 | //\r | |
491 | // Get the NIC handle by SNP protocol.\r | |
f75a7f56 | 492 | //\r |
2bbe9553 YT |
493 | Handle = NetLibGetSnpHandle (ControllerHandle, NULL);\r |
494 | if (Handle == NULL) {\r | |
495 | return EFI_NOT_FOUND;\r | |
496 | }\r | |
497 | \r | |
498 | Aip = NULL;\r | |
499 | Status = gBS->HandleProtocol (\r | |
500 | Handle,\r | |
501 | &gEfiAdapterInformationProtocolGuid,\r | |
502 | (VOID *) &Aip\r | |
503 | );\r | |
504 | if (EFI_ERROR (Status) || Aip == NULL) {\r | |
505 | return EFI_NOT_FOUND;\r | |
506 | }\r | |
507 | \r | |
508 | InfoTypesBuffer = NULL;\r | |
509 | InfoTypeBufferCount = 0;\r | |
510 | Status = Aip->GetSupportedTypes (Aip, &InfoTypesBuffer, &InfoTypeBufferCount);\r | |
511 | if (EFI_ERROR (Status) || InfoTypesBuffer == NULL) {\r | |
512 | FreePool (InfoTypesBuffer);\r | |
513 | return EFI_NOT_FOUND;\r | |
514 | }\r | |
515 | \r | |
516 | Supported = FALSE;\r | |
517 | for (TypeIndex = 0; TypeIndex < InfoTypeBufferCount; TypeIndex++) {\r | |
518 | if (CompareGuid (&InfoTypesBuffer[TypeIndex], &gEfiAdapterInfoUndiIpv6SupportGuid)) {\r | |
519 | Supported = TRUE;\r | |
520 | break;\r | |
521 | }\r | |
522 | }\r | |
523 | \r | |
524 | FreePool (InfoTypesBuffer);\r | |
525 | if (!Supported) {\r | |
526 | return EFI_NOT_FOUND;\r | |
527 | }\r | |
528 | \r | |
529 | //\r | |
530 | // We now have adapter information block.\r | |
531 | //\r | |
532 | InfoBlock = NULL;\r | |
533 | InfoBlockSize = 0;\r | |
534 | Status = Aip->GetInformation (Aip, &gEfiAdapterInfoUndiIpv6SupportGuid, &InfoBlock, &InfoBlockSize);\r | |
535 | if (EFI_ERROR (Status) || InfoBlock == NULL) {\r | |
536 | FreePool (InfoBlock);\r | |
537 | return EFI_NOT_FOUND;\r | |
f75a7f56 | 538 | }\r |
2bbe9553 YT |
539 | \r |
540 | *Ipv6Support = ((EFI_ADAPTER_INFO_UNDI_IPV6_SUPPORT *) InfoBlock)->Ipv6Support;\r | |
541 | FreePool (InfoBlock);\r | |
542 | return EFI_SUCCESS;\r | |
543 | \r | |
544 | }\r | |
a3bcde70 HT |
545 | \r |
546 | /**\r | |
547 | Create the opened instances based on IPv4.\r | |
548 | \r | |
549 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
550 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
551 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
552 | \r | |
553 | @retval EFI_SUCCESS The instances based on IPv4 were all created successfully.\r | |
554 | @retval Others An unexpected error occurred.\r | |
555 | \r | |
556 | **/\r | |
557 | EFI_STATUS\r | |
558 | PxeBcCreateIp4Children (\r | |
559 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
560 | IN EFI_HANDLE ControllerHandle,\r | |
561 | IN PXEBC_PRIVATE_DATA *Private\r | |
562 | )\r | |
563 | {\r | |
564 | EFI_STATUS Status;\r | |
565 | IPv4_DEVICE_PATH Ip4Node;\r | |
a3bcde70 HT |
566 | EFI_PXE_BASE_CODE_MODE *Mode;\r |
567 | EFI_UDP4_CONFIG_DATA *Udp4CfgData;\r | |
568 | EFI_IP4_CONFIG_DATA *Ip4CfgData;\r | |
569 | EFI_IP4_MODE_DATA Ip4ModeData;\r | |
15f3fc85 | 570 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
571 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
a3bcde70 HT |
572 | \r |
573 | if (Private->Ip4Nic != NULL) {\r | |
574 | //\r | |
575 | // Already created before.\r | |
576 | //\r | |
577 | return EFI_SUCCESS;\r | |
578 | }\r | |
579 | \r | |
580 | //\r | |
581 | // Create Dhcp4 child and open Dhcp4 protocol for PxeBc->Dhcp.\r | |
582 | //\r | |
583 | Status = NetLibCreateServiceChild (\r | |
584 | ControllerHandle,\r | |
585 | This->DriverBindingHandle,\r | |
586 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
587 | &Private->Dhcp4Child\r | |
588 | );\r | |
589 | if (EFI_ERROR (Status)) {\r | |
590 | goto ON_ERROR;\r | |
591 | }\r | |
592 | \r | |
593 | Status = gBS->OpenProtocol (\r | |
594 | Private->Dhcp4Child,\r | |
595 | &gEfiDhcp4ProtocolGuid,\r | |
596 | (VOID **) &Private->Dhcp4,\r | |
597 | This->DriverBindingHandle,\r | |
598 | ControllerHandle,\r | |
599 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
600 | );\r | |
601 | if (EFI_ERROR (Status)) {\r | |
602 | goto ON_ERROR;\r | |
603 | }\r | |
604 | \r | |
605 | //\r | |
606 | // Create Mtftp4 child and open Mtftp4 protocol for PxeBc->Mtftp.\r | |
607 | //\r | |
608 | Status = NetLibCreateServiceChild (\r | |
609 | ControllerHandle,\r | |
610 | This->DriverBindingHandle,\r | |
611 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
612 | &Private->Mtftp4Child\r | |
613 | );\r | |
614 | if (EFI_ERROR (Status)) {\r | |
615 | goto ON_ERROR;\r | |
616 | }\r | |
617 | \r | |
618 | Status = gBS->OpenProtocol (\r | |
619 | Private->Mtftp4Child,\r | |
620 | &gEfiMtftp4ProtocolGuid,\r | |
621 | (VOID **) &Private->Mtftp4,\r | |
622 | This->DriverBindingHandle,\r | |
623 | ControllerHandle,\r | |
624 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
625 | );\r | |
626 | if (EFI_ERROR (Status)) {\r | |
627 | goto ON_ERROR;\r | |
628 | }\r | |
629 | \r | |
630 | //\r | |
631 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpRead.\r | |
632 | //\r | |
633 | Status = NetLibCreateServiceChild (\r | |
634 | ControllerHandle,\r | |
635 | This->DriverBindingHandle,\r | |
636 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
637 | &Private->Udp4ReadChild\r | |
638 | );\r | |
639 | if (EFI_ERROR (Status)) {\r | |
640 | goto ON_ERROR;\r | |
641 | }\r | |
642 | \r | |
643 | Status = gBS->OpenProtocol (\r | |
644 | Private->Udp4ReadChild,\r | |
645 | &gEfiUdp4ProtocolGuid,\r | |
646 | (VOID **) &Private->Udp4Read,\r | |
647 | This->DriverBindingHandle,\r | |
648 | ControllerHandle,\r | |
649 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
650 | );\r | |
651 | if (EFI_ERROR (Status)) {\r | |
652 | goto ON_ERROR;\r | |
653 | }\r | |
654 | \r | |
655 | //\r | |
656 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpWrite.\r | |
657 | //\r | |
658 | Status = NetLibCreateServiceChild (\r | |
659 | ControllerHandle,\r | |
660 | This->DriverBindingHandle,\r | |
661 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
662 | &Private->Udp4WriteChild\r | |
663 | );\r | |
664 | if (EFI_ERROR (Status)) {\r | |
665 | goto ON_ERROR;\r | |
666 | }\r | |
667 | \r | |
668 | Status = gBS->OpenProtocol (\r | |
669 | Private->Udp4WriteChild,\r | |
670 | &gEfiUdp4ProtocolGuid,\r | |
671 | (VOID **) &Private->Udp4Write,\r | |
672 | This->DriverBindingHandle,\r | |
673 | ControllerHandle,\r | |
674 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
675 | );\r | |
676 | if (EFI_ERROR (Status)) {\r | |
677 | goto ON_ERROR;\r | |
678 | }\r | |
679 | \r | |
680 | //\r | |
681 | // Create Arp child and open Arp protocol for PxeBc->Arp.\r | |
682 | //\r | |
683 | Status = NetLibCreateServiceChild (\r | |
684 | ControllerHandle,\r | |
685 | This->DriverBindingHandle,\r | |
686 | &gEfiArpServiceBindingProtocolGuid,\r | |
687 | &Private->ArpChild\r | |
688 | );\r | |
689 | if (EFI_ERROR (Status)) {\r | |
690 | goto ON_ERROR;\r | |
691 | }\r | |
692 | \r | |
693 | Status = gBS->OpenProtocol (\r | |
694 | Private->ArpChild,\r | |
695 | &gEfiArpProtocolGuid,\r | |
696 | (VOID **) &Private->Arp,\r | |
697 | This->DriverBindingHandle,\r | |
698 | ControllerHandle,\r | |
699 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
700 | );\r | |
701 | if (EFI_ERROR (Status)) {\r | |
702 | goto ON_ERROR;\r | |
703 | }\r | |
704 | \r | |
705 | //\r | |
706 | // Create Ip4 child and open Ip4 protocol for background ICMP packets.\r | |
707 | //\r | |
708 | Status = NetLibCreateServiceChild (\r | |
709 | ControllerHandle,\r | |
710 | This->DriverBindingHandle,\r | |
711 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
712 | &Private->Ip4Child\r | |
713 | );\r | |
714 | if (EFI_ERROR (Status)) {\r | |
715 | goto ON_ERROR;\r | |
716 | }\r | |
717 | \r | |
718 | Status = gBS->OpenProtocol (\r | |
719 | Private->Ip4Child,\r | |
720 | &gEfiIp4ProtocolGuid,\r | |
721 | (VOID **) &Private->Ip4,\r | |
722 | This->DriverBindingHandle,\r | |
723 | ControllerHandle,\r | |
724 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
725 | );\r | |
726 | if (EFI_ERROR (Status)) {\r | |
727 | goto ON_ERROR;\r | |
728 | }\r | |
729 | \r | |
730 | //\r | |
731 | // Get max packet size from Ip4 to calculate block size for Tftp later.\r | |
732 | //\r | |
733 | Status = Private->Ip4->GetModeData (Private->Ip4, &Ip4ModeData, NULL, NULL);\r | |
734 | if (EFI_ERROR (Status)) {\r | |
735 | goto ON_ERROR;\r | |
736 | }\r | |
737 | \r | |
738 | Private->Ip4MaxPacketSize = Ip4ModeData.MaxPacketSize;\r | |
739 | \r | |
740 | Private->Ip4Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
741 | if (Private->Ip4Nic == NULL) {\r | |
742 | return EFI_OUT_OF_RESOURCES;\r | |
743 | }\r | |
744 | \r | |
745 | Private->Ip4Nic->Private = Private;\r | |
746 | Private->Ip4Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
747 | \r | |
ac99793b ZL |
748 | //\r |
749 | // Locate Ip4->Ip4Config2 and store it for set IPv4 Policy.\r | |
750 | //\r | |
751 | Status = gBS->HandleProtocol (\r | |
752 | ControllerHandle,\r | |
753 | &gEfiIp4Config2ProtocolGuid,\r | |
754 | (VOID **) &Private->Ip4Config2\r | |
755 | );\r | |
756 | if (EFI_ERROR (Status)) {\r | |
757 | goto ON_ERROR;\r | |
758 | }\r | |
759 | \r | |
a3bcde70 HT |
760 | //\r |
761 | // Create a device path node for Ipv4 virtual nic, and append it.\r | |
762 | //\r | |
763 | ZeroMem (&Ip4Node, sizeof (IPv4_DEVICE_PATH));\r | |
764 | Ip4Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
765 | Ip4Node.Header.SubType = MSG_IPv4_DP;\r | |
766 | Ip4Node.StaticIpAddress = FALSE;\r | |
767 | \r | |
768 | SetDevicePathNodeLength (&Ip4Node.Header, sizeof (Ip4Node));\r | |
769 | \r | |
770 | Private->Ip4Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip4Node.Header);\r | |
771 | \r | |
772 | if (Private->Ip4Nic->DevicePath == NULL) {\r | |
773 | Status = EFI_OUT_OF_RESOURCES;\r | |
774 | goto ON_ERROR;\r | |
775 | }\r | |
776 | \r | |
777 | CopyMem (\r | |
778 | &Private->Ip4Nic->LoadFile,\r | |
779 | &gLoadFileProtocolTemplate,\r | |
780 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
781 | );\r | |
782 | \r | |
783 | //\r | |
784 | // Create a new handle for IPv4 virtual nic,\r | |
785 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
786 | //\r | |
787 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
788 | &Private->Ip4Nic->Controller,\r | |
789 | &gEfiDevicePathProtocolGuid,\r | |
790 | Private->Ip4Nic->DevicePath,\r | |
791 | &gEfiLoadFileProtocolGuid,\r | |
792 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 793 | &gEfiPxeBaseCodeProtocolGuid,\r |
794 | &Private->PxeBc,\r | |
a3bcde70 HT |
795 | NULL\r |
796 | );\r | |
797 | if (EFI_ERROR (Status)) {\r | |
798 | goto ON_ERROR;\r | |
799 | }\r | |
800 | \r | |
15f3fc85 | 801 | if (Private->Snp != NULL) {\r |
802 | //\r | |
803 | // Install SNP protocol on purpose is for some OS loader backward\r | |
804 | // compatibility consideration.\r | |
805 | //\r | |
806 | Status = gBS->InstallProtocolInterface (\r | |
807 | &Private->Ip4Nic->Controller,\r | |
808 | &gEfiSimpleNetworkProtocolGuid,\r | |
809 | EFI_NATIVE_INTERFACE,\r | |
810 | Private->Snp\r | |
811 | );\r | |
812 | if (EFI_ERROR (Status)) {\r | |
813 | goto ON_ERROR;\r | |
814 | }\r | |
815 | \r | |
816 | //\r | |
cde5a72d | 817 | // Open SNP on the child handle BY_DRIVER|EXCLUSIVE. It will prevent any additionally\r |
15f3fc85 | 818 | // layering to perform the experiment.\r |
819 | //\r | |
820 | Status = gBS->OpenProtocol (\r | |
821 | Private->Ip4Nic->Controller,\r | |
822 | &gEfiSimpleNetworkProtocolGuid,\r | |
823 | (VOID **) &Snp,\r | |
824 | This->DriverBindingHandle,\r | |
825 | Private->Ip4Nic->Controller,\r | |
cde5a72d | 826 | EFI_OPEN_PROTOCOL_BY_DRIVER|EFI_OPEN_PROTOCOL_EXCLUSIVE\r |
15f3fc85 | 827 | );\r |
828 | if (EFI_ERROR (Status)) {\r | |
829 | goto ON_ERROR;\r | |
830 | }\r | |
831 | }\r | |
832 | \r | |
a3bcde70 | 833 | //\r |
15f3fc85 | 834 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
835 | // real NIC handle and the virtual IPv4 NIC handle.\r |
836 | //\r | |
837 | Status = gBS->OpenProtocol (\r | |
838 | ControllerHandle,\r | |
9bdc6592 | 839 | &gEfiCallerIdGuid,\r |
15f3fc85 | 840 | (VOID **) &Id,\r |
a3bcde70 HT |
841 | This->DriverBindingHandle,\r |
842 | Private->Ip4Nic->Controller,\r | |
843 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
844 | );\r | |
845 | if (EFI_ERROR (Status)) {\r | |
846 | goto ON_ERROR;\r | |
847 | }\r | |
848 | \r | |
849 | //\r | |
850 | // Set default configure data for Udp4Read and Ip4 instance.\r | |
851 | //\r | |
15f3fc85 | 852 | Mode = Private->PxeBc.Mode;\r |
a3bcde70 HT |
853 | Udp4CfgData = &Private->Udp4CfgData;\r |
854 | Ip4CfgData = &Private->Ip4CfgData;\r | |
855 | \r | |
18127352 | 856 | Udp4CfgData->AcceptBroadcast = FALSE;\r |
a3bcde70 HT |
857 | Udp4CfgData->AcceptAnyPort = TRUE;\r |
858 | Udp4CfgData->AllowDuplicatePort = TRUE;\r | |
859 | Udp4CfgData->TypeOfService = Mode->ToS;\r | |
860 | Udp4CfgData->TimeToLive = Mode->TTL;\r | |
861 | Udp4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
862 | Udp4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
863 | \r | |
864 | Ip4CfgData->AcceptIcmpErrors = TRUE;\r | |
865 | Ip4CfgData->DefaultProtocol = EFI_IP_PROTO_ICMP;\r | |
866 | Ip4CfgData->TypeOfService = Mode->ToS;\r | |
867 | Ip4CfgData->TimeToLive = Mode->TTL;\r | |
868 | Ip4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
869 | Ip4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
870 | \r | |
871 | return EFI_SUCCESS;\r | |
872 | \r | |
873 | ON_ERROR:\r | |
874 | PxeBcDestroyIp4Children (This, Private);\r | |
875 | return Status;\r | |
876 | }\r | |
877 | \r | |
878 | \r | |
879 | /**\r | |
880 | Create the opened instances based on IPv6.\r | |
881 | \r | |
882 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
883 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
884 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
885 | \r | |
886 | @retval EFI_SUCCESS The instances based on IPv6 were all created successfully.\r | |
887 | @retval Others An unexpected error occurred.\r | |
888 | \r | |
889 | **/\r | |
890 | EFI_STATUS\r | |
891 | PxeBcCreateIp6Children (\r | |
892 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
893 | IN EFI_HANDLE ControllerHandle,\r | |
894 | IN PXEBC_PRIVATE_DATA *Private\r | |
895 | )\r | |
896 | {\r | |
897 | EFI_STATUS Status;\r | |
898 | IPv6_DEVICE_PATH Ip6Node;\r | |
a3bcde70 HT |
899 | EFI_UDP6_CONFIG_DATA *Udp6CfgData;\r |
900 | EFI_IP6_CONFIG_DATA *Ip6CfgData;\r | |
901 | EFI_IP6_MODE_DATA Ip6ModeData;\r | |
15f3fc85 | 902 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
903 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
75dce340 | 904 | UINTN Index;\r |
a3bcde70 HT |
905 | \r |
906 | if (Private->Ip6Nic != NULL) {\r | |
907 | //\r | |
908 | // Already created before.\r | |
909 | //\r | |
910 | return EFI_SUCCESS;\r | |
911 | }\r | |
912 | \r | |
913 | Private->Ip6Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
914 | \r | |
915 | if (Private->Ip6Nic == NULL) {\r | |
916 | return EFI_OUT_OF_RESOURCES;\r | |
917 | }\r | |
918 | \r | |
919 | Private->Ip6Nic->Private = Private;\r | |
920 | Private->Ip6Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
921 | \r | |
922 | //\r | |
923 | // Create Dhcp6 child and open Dhcp6 protocol for PxeBc->Dhcp.\r | |
924 | //\r | |
925 | Status = NetLibCreateServiceChild (\r | |
926 | ControllerHandle,\r | |
927 | This->DriverBindingHandle,\r | |
928 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
929 | &Private->Dhcp6Child\r | |
930 | );\r | |
931 | if (EFI_ERROR (Status)) {\r | |
932 | goto ON_ERROR;\r | |
933 | }\r | |
934 | \r | |
935 | Status = gBS->OpenProtocol (\r | |
936 | Private->Dhcp6Child,\r | |
937 | &gEfiDhcp6ProtocolGuid,\r | |
938 | (VOID **) &Private->Dhcp6,\r | |
939 | This->DriverBindingHandle,\r | |
940 | ControllerHandle,\r | |
941 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
942 | );\r | |
943 | if (EFI_ERROR (Status)) {\r | |
944 | goto ON_ERROR;\r | |
945 | }\r | |
946 | \r | |
75dce340 | 947 | //\r |
948 | // Generate a random IAID for the Dhcp6 assigned address.\r | |
949 | //\r | |
950 | Private->IaId = NET_RANDOM (NetRandomInitSeed ());\r | |
951 | if (Private->Snp != NULL) {\r | |
952 | for (Index = 0; Index < Private->Snp->Mode->HwAddressSize; Index++) {\r | |
953 | Private->IaId |= (Private->Snp->Mode->CurrentAddress.Addr[Index] << ((Index << 3) & 31));\r | |
f75a7f56 | 954 | }\r |
75dce340 | 955 | }\r |
956 | \r | |
a3bcde70 HT |
957 | //\r |
958 | // Create Mtftp6 child and open Mtftp6 protocol for PxeBc->Mtftp.\r | |
959 | //\r | |
960 | Status = NetLibCreateServiceChild (\r | |
961 | ControllerHandle,\r | |
962 | This->DriverBindingHandle,\r | |
963 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
964 | &Private->Mtftp6Child\r | |
965 | );\r | |
966 | if (EFI_ERROR (Status)) {\r | |
967 | goto ON_ERROR;\r | |
968 | }\r | |
969 | \r | |
970 | Status = gBS->OpenProtocol (\r | |
971 | Private->Mtftp6Child,\r | |
972 | &gEfiMtftp6ProtocolGuid,\r | |
973 | (VOID **) &Private->Mtftp6,\r | |
974 | This->DriverBindingHandle,\r | |
975 | ControllerHandle,\r | |
976 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
977 | );\r | |
978 | if (EFI_ERROR (Status)) {\r | |
979 | goto ON_ERROR;\r | |
980 | }\r | |
981 | \r | |
982 | //\r | |
983 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpRead.\r | |
984 | //\r | |
985 | Status = NetLibCreateServiceChild (\r | |
986 | ControllerHandle,\r | |
987 | This->DriverBindingHandle,\r | |
988 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
989 | &Private->Udp6ReadChild\r | |
990 | );\r | |
991 | if (EFI_ERROR (Status)) {\r | |
992 | goto ON_ERROR;\r | |
993 | }\r | |
994 | \r | |
995 | Status = gBS->OpenProtocol (\r | |
996 | Private->Udp6ReadChild,\r | |
997 | &gEfiUdp6ProtocolGuid,\r | |
998 | (VOID **) &Private->Udp6Read,\r | |
999 | This->DriverBindingHandle,\r | |
1000 | ControllerHandle,\r | |
1001 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1002 | );\r | |
1003 | if (EFI_ERROR (Status)) {\r | |
1004 | goto ON_ERROR;\r | |
1005 | }\r | |
1006 | \r | |
1007 | //\r | |
1008 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpWrite.\r | |
1009 | //\r | |
1010 | Status = NetLibCreateServiceChild (\r | |
1011 | ControllerHandle,\r | |
1012 | This->DriverBindingHandle,\r | |
1013 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
1014 | &Private->Udp6WriteChild\r | |
1015 | );\r | |
1016 | if (EFI_ERROR (Status)) {\r | |
1017 | goto ON_ERROR;\r | |
1018 | }\r | |
1019 | \r | |
1020 | Status = gBS->OpenProtocol (\r | |
1021 | Private->Udp6WriteChild,\r | |
1022 | &gEfiUdp6ProtocolGuid,\r | |
1023 | (VOID **) &Private->Udp6Write,\r | |
1024 | This->DriverBindingHandle,\r | |
1025 | ControllerHandle,\r | |
1026 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1027 | );\r | |
1028 | if (EFI_ERROR (Status)) {\r | |
1029 | goto ON_ERROR;\r | |
1030 | }\r | |
1031 | \r | |
1032 | //\r | |
1033 | // Create Ip6 child and open Ip6 protocol for background ICMP6 packets.\r | |
1034 | //\r | |
1035 | Status = NetLibCreateServiceChild (\r | |
1036 | ControllerHandle,\r | |
1037 | This->DriverBindingHandle,\r | |
1038 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
1039 | &Private->Ip6Child\r | |
1040 | );\r | |
1041 | if (EFI_ERROR (Status)) {\r | |
1042 | goto ON_ERROR;\r | |
1043 | }\r | |
1044 | \r | |
1045 | Status = gBS->OpenProtocol (\r | |
1046 | Private->Ip6Child,\r | |
1047 | &gEfiIp6ProtocolGuid,\r | |
1048 | (VOID **) &Private->Ip6,\r | |
1049 | This->DriverBindingHandle,\r | |
1050 | ControllerHandle,\r | |
1051 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1052 | );\r | |
1053 | if (EFI_ERROR (Status)) {\r | |
1054 | goto ON_ERROR;\r | |
1055 | }\r | |
1056 | \r | |
1057 | //\r | |
1058 | // Get max packet size from Ip6 to calculate block size for Tftp later.\r | |
1059 | //\r | |
1060 | Status = Private->Ip6->GetModeData (Private->Ip6, &Ip6ModeData, NULL, NULL);\r | |
1061 | if (EFI_ERROR (Status)) {\r | |
1062 | goto ON_ERROR;\r | |
1063 | }\r | |
1064 | \r | |
1065 | Private->Ip6MaxPacketSize = Ip6ModeData.MaxPacketSize;\r | |
1066 | \r | |
ce22514e ZL |
1067 | if (Ip6ModeData.AddressList != NULL) {\r |
1068 | FreePool (Ip6ModeData.AddressList);\r | |
1069 | }\r | |
1070 | \r | |
1071 | if (Ip6ModeData.GroupTable != NULL) {\r | |
1072 | FreePool (Ip6ModeData.GroupTable);\r | |
1073 | }\r | |
1074 | \r | |
1075 | if (Ip6ModeData.RouteTable != NULL) {\r | |
1076 | FreePool (Ip6ModeData.RouteTable);\r | |
1077 | }\r | |
1078 | \r | |
1079 | if (Ip6ModeData.NeighborCache != NULL) {\r | |
1080 | FreePool (Ip6ModeData.NeighborCache);\r | |
1081 | }\r | |
1082 | \r | |
1083 | if (Ip6ModeData.PrefixTable != NULL) {\r | |
1084 | FreePool (Ip6ModeData.PrefixTable);\r | |
1085 | }\r | |
1086 | \r | |
1087 | if (Ip6ModeData.IcmpTypeList != NULL) {\r | |
1088 | FreePool (Ip6ModeData.IcmpTypeList);\r | |
1089 | }\r | |
1090 | \r | |
a3bcde70 HT |
1091 | //\r |
1092 | // Locate Ip6->Ip6Config and store it for set IPv6 address.\r | |
1093 | //\r | |
1094 | Status = gBS->HandleProtocol (\r | |
1095 | ControllerHandle,\r | |
1096 | &gEfiIp6ConfigProtocolGuid,\r | |
1097 | (VOID **) &Private->Ip6Cfg\r | |
1098 | );\r | |
1099 | if (EFI_ERROR (Status)) {\r | |
1100 | goto ON_ERROR;\r | |
1101 | }\r | |
1102 | \r | |
1103 | //\r | |
1104 | // Create a device path node for Ipv6 virtual nic, and append it.\r | |
1105 | //\r | |
1106 | ZeroMem (&Ip6Node, sizeof (IPv6_DEVICE_PATH));\r | |
1107 | Ip6Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
1108 | Ip6Node.Header.SubType = MSG_IPv6_DP;\r | |
501793fa | 1109 | Ip6Node.PrefixLength = IP6_PREFIX_LENGTH;\r |
a3bcde70 HT |
1110 | \r |
1111 | SetDevicePathNodeLength (&Ip6Node.Header, sizeof (Ip6Node));\r | |
1112 | \r | |
1113 | Private->Ip6Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip6Node.Header);\r | |
1114 | \r | |
1115 | if (Private->Ip6Nic->DevicePath == NULL) {\r | |
1116 | Status = EFI_OUT_OF_RESOURCES;\r | |
1117 | goto ON_ERROR;\r | |
1118 | }\r | |
1119 | \r | |
1120 | CopyMem (\r | |
1121 | &Private->Ip6Nic->LoadFile,\r | |
1122 | &gLoadFileProtocolTemplate,\r | |
1123 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
1124 | );\r | |
1125 | \r | |
1126 | //\r | |
1127 | // Create a new handle for IPv6 virtual nic,\r | |
1128 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
1129 | //\r | |
1130 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
1131 | &Private->Ip6Nic->Controller,\r | |
1132 | &gEfiDevicePathProtocolGuid,\r | |
1133 | Private->Ip6Nic->DevicePath,\r | |
1134 | &gEfiLoadFileProtocolGuid,\r | |
1135 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 1136 | &gEfiPxeBaseCodeProtocolGuid,\r |
1137 | &Private->PxeBc,\r | |
a3bcde70 HT |
1138 | NULL\r |
1139 | );\r | |
1140 | if (EFI_ERROR (Status)) {\r | |
1141 | goto ON_ERROR;\r | |
1142 | }\r | |
f75a7f56 | 1143 | \r |
15f3fc85 | 1144 | if (Private->Snp != NULL) {\r |
1145 | //\r | |
1146 | // Install SNP protocol on purpose is for some OS loader backward\r | |
1147 | // compatibility consideration.\r | |
1148 | //\r | |
1149 | Status = gBS->InstallProtocolInterface (\r | |
1150 | &Private->Ip6Nic->Controller,\r | |
1151 | &gEfiSimpleNetworkProtocolGuid,\r | |
1152 | EFI_NATIVE_INTERFACE,\r | |
1153 | Private->Snp\r | |
1154 | );\r | |
1155 | if (EFI_ERROR (Status)) {\r | |
1156 | goto ON_ERROR;\r | |
1157 | }\r | |
1158 | \r | |
1159 | //\r | |
cde5a72d | 1160 | // Open SNP on the child handle BY_DRIVER|EXCLUSIVE. It will prevent any additionally\r |
15f3fc85 | 1161 | // layering to perform the experiment.\r |
1162 | //\r | |
1163 | Status = gBS->OpenProtocol (\r | |
1164 | Private->Ip6Nic->Controller,\r | |
1165 | &gEfiSimpleNetworkProtocolGuid,\r | |
1166 | (VOID **) &Snp,\r | |
1167 | This->DriverBindingHandle,\r | |
1168 | Private->Ip6Nic->Controller,\r | |
cde5a72d | 1169 | EFI_OPEN_PROTOCOL_BY_DRIVER|EFI_OPEN_PROTOCOL_EXCLUSIVE\r |
15f3fc85 | 1170 | );\r |
1171 | if (EFI_ERROR (Status)) {\r | |
1172 | goto ON_ERROR;\r | |
1173 | }\r | |
1174 | }\r | |
a3bcde70 HT |
1175 | \r |
1176 | //\r | |
15f3fc85 | 1177 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
1178 | // real NIC handle and the virtual IPv6 NIC handle.\r |
1179 | //\r | |
1180 | Status = gBS->OpenProtocol (\r | |
1181 | ControllerHandle,\r | |
9bdc6592 | 1182 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1183 | (VOID **) &Id,\r |
a3bcde70 HT |
1184 | This->DriverBindingHandle,\r |
1185 | Private->Ip6Nic->Controller,\r | |
1186 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
1187 | );\r | |
1188 | if (EFI_ERROR (Status)) {\r | |
1189 | goto ON_ERROR;\r | |
1190 | }\r | |
1191 | \r | |
1192 | //\r | |
1193 | // Set IPv6 avaiable flag and set default configure data for\r | |
1194 | // Udp6Read and Ip6 instance.\r | |
1195 | //\r | |
2bbe9553 YT |
1196 | Status = PxeBcCheckIpv6Support (ControllerHandle, Private, &Private->Mode.Ipv6Available);\r |
1197 | if (EFI_ERROR (Status)) {\r | |
1198 | //\r | |
1199 | // Fail to get the data whether UNDI supports IPv6. Set default value.\r | |
1200 | //\r | |
1201 | Private->Mode.Ipv6Available = TRUE;\r | |
1202 | }\r | |
1203 | \r | |
1204 | if (!Private->Mode.Ipv6Available) {\r | |
1205 | goto ON_ERROR;\r | |
1206 | }\r | |
1207 | \r | |
a3bcde70 HT |
1208 | Udp6CfgData = &Private->Udp6CfgData;\r |
1209 | Ip6CfgData = &Private->Ip6CfgData;\r | |
1210 | \r | |
1211 | Udp6CfgData->AcceptAnyPort = TRUE;\r | |
1212 | Udp6CfgData->AllowDuplicatePort = TRUE;\r | |
1213 | Udp6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1214 | Udp6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1215 | Udp6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1216 | \r | |
1217 | Ip6CfgData->AcceptIcmpErrors = TRUE;\r | |
1218 | Ip6CfgData->DefaultProtocol = IP6_ICMP;\r | |
1219 | Ip6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1220 | Ip6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1221 | Ip6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1222 | \r | |
1223 | return EFI_SUCCESS;\r | |
1224 | \r | |
1225 | ON_ERROR:\r | |
1226 | PxeBcDestroyIp6Children (This, Private);\r | |
1227 | return Status;\r | |
1228 | }\r | |
1229 | \r | |
1230 | \r | |
1231 | /**\r | |
1232 | The entry point for UefiPxeBc driver that installs the driver\r | |
1233 | binding and component name protocol on its image.\r | |
1234 | \r | |
1235 | @param[in] ImageHandle The Image handle of the driver.\r | |
1236 | @param[in] SystemTable The system table.\r | |
1237 | \r | |
1238 | @return EFI_SUCCESS\r | |
1239 | @return Others\r | |
1240 | \r | |
1241 | **/\r | |
1242 | EFI_STATUS\r | |
1243 | EFIAPI\r | |
1244 | PxeBcDriverEntryPoint (\r | |
1245 | IN EFI_HANDLE ImageHandle,\r | |
1246 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1247 | )\r | |
1248 | {\r | |
6879581d | 1249 | EFI_STATUS Status;\r |
1250 | \r | |
1251 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
1252 | ImageHandle,\r | |
1253 | SystemTable,\r | |
1254 | &gPxeBcIp4DriverBinding,\r | |
1255 | ImageHandle,\r | |
1256 | &gPxeBcComponentName,\r | |
1257 | &gPxeBcComponentName2\r | |
1258 | );\r | |
1259 | if (EFI_ERROR (Status)) {\r | |
1260 | return Status;\r | |
1261 | }\r | |
1262 | \r | |
1263 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
1264 | ImageHandle,\r | |
1265 | SystemTable,\r | |
1266 | &gPxeBcIp6DriverBinding,\r | |
1267 | NULL,\r | |
1268 | &gPxeBcComponentName,\r | |
1269 | &gPxeBcComponentName2\r | |
1270 | );\r | |
1271 | if (EFI_ERROR (Status)) {\r | |
1272 | gBS->UninstallMultipleProtocolInterfaces (\r | |
a3bcde70 | 1273 | ImageHandle,\r |
6879581d | 1274 | &gEfiDriverBindingProtocolGuid,\r |
1275 | &gPxeBcIp4DriverBinding,\r | |
1276 | &gEfiComponentName2ProtocolGuid,\r | |
1277 | &gPxeBcComponentName2,\r | |
1278 | &gEfiComponentNameProtocolGuid,\r | |
a3bcde70 | 1279 | &gPxeBcComponentName,\r |
6879581d | 1280 | NULL\r |
a3bcde70 | 1281 | );\r |
6879581d | 1282 | }\r |
a3bcde70 | 1283 | \r |
6879581d | 1284 | return Status;\r |
1285 | }\r | |
a3bcde70 HT |
1286 | \r |
1287 | /**\r | |
6879581d | 1288 | Test to see if this driver supports ControllerHandle. This is the worker function for\r |
1289 | PxeBcIp4(6)DriverBindingSupported.\r | |
a3bcde70 HT |
1290 | \r |
1291 | @param[in] This The pointer to the driver binding protocol.\r | |
1292 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1293 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1294 | device to be started.\r | |
6879581d | 1295 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
f75a7f56 | 1296 | \r |
a3bcde70 HT |
1297 | @retval EFI_SUCCESS This driver supports this device.\r |
1298 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1299 | \r | |
1300 | **/\r | |
1301 | EFI_STATUS\r | |
1302 | EFIAPI\r | |
6879581d | 1303 | PxeBcSupported (\r |
a3bcde70 HT |
1304 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1305 | IN EFI_HANDLE ControllerHandle,\r | |
6879581d | 1306 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r |
1307 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1308 | )\r |
1309 | {\r | |
6879581d | 1310 | EFI_STATUS Status;\r |
1311 | EFI_GUID *DhcpServiceBindingGuid;\r | |
1312 | EFI_GUID *MtftpServiceBindingGuid;\r | |
f75a7f56 | 1313 | \r |
6879581d | 1314 | if (IpVersion == IP_VERSION_4) {\r |
1315 | DhcpServiceBindingGuid = &gEfiDhcp4ServiceBindingProtocolGuid;\r | |
1316 | MtftpServiceBindingGuid = &gEfiMtftp4ServiceBindingProtocolGuid;\r | |
1317 | } else {\r | |
1318 | DhcpServiceBindingGuid = &gEfiDhcp6ServiceBindingProtocolGuid;\r | |
1319 | MtftpServiceBindingGuid = &gEfiMtftp6ServiceBindingProtocolGuid;\r | |
a3bcde70 HT |
1320 | }\r |
1321 | \r | |
1322 | //\r | |
6879581d | 1323 | // Try to open the Mtftp and Dhcp protocol to test whether IP stack is ready.\r |
a3bcde70 | 1324 | //\r |
6879581d | 1325 | Status = gBS->OpenProtocol (\r |
a3bcde70 | 1326 | ControllerHandle,\r |
6879581d | 1327 | DhcpServiceBindingGuid,\r |
a3bcde70 HT |
1328 | NULL,\r |
1329 | This->DriverBindingHandle,\r | |
1330 | ControllerHandle,\r | |
1331 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1332 | );\r | |
6879581d | 1333 | if (!EFI_ERROR (Status)) {\r |
1334 | Status = gBS->OpenProtocol (\r | |
a3bcde70 | 1335 | ControllerHandle,\r |
6879581d | 1336 | MtftpServiceBindingGuid,\r |
a3bcde70 HT |
1337 | NULL,\r |
1338 | This->DriverBindingHandle,\r | |
1339 | ControllerHandle,\r | |
1340 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1341 | );\r | |
1342 | }\r | |
1343 | \r | |
1344 | //\r | |
6879581d | 1345 | // It's unsupported case if IP stack are not ready.\r |
a3bcde70 | 1346 | //\r |
6879581d | 1347 | if (EFI_ERROR (Status)) {\r |
a3bcde70 HT |
1348 | return EFI_UNSUPPORTED;\r |
1349 | }\r | |
1350 | \r | |
1351 | return EFI_SUCCESS;\r | |
1352 | }\r | |
1353 | \r | |
a3bcde70 | 1354 | /**\r |
6879581d | 1355 | Start this driver on ControllerHandle. This is the worker function for\r |
1356 | PxeBcIp4(6)DriverBindingStart.\r | |
a3bcde70 HT |
1357 | \r |
1358 | @param[in] This The pointer to the driver binding protocol.\r | |
1359 | @param[in] ControllerHandle The handle of device to be started.\r | |
1360 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1361 | device to be started.\r | |
6879581d | 1362 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
1363 | \r | |
a3bcde70 HT |
1364 | \r |
1365 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1366 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1367 | @retval other This driver does not support this device.\r | |
1368 | \r | |
1369 | **/\r | |
1370 | EFI_STATUS\r | |
1371 | EFIAPI\r | |
6879581d | 1372 | PxeBcStart (\r |
a3bcde70 HT |
1373 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1374 | IN EFI_HANDLE ControllerHandle,\r | |
6879581d | 1375 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r |
1376 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1377 | )\r |
1378 | {\r | |
1379 | PXEBC_PRIVATE_DATA *Private;\r | |
a3bcde70 | 1380 | EFI_STATUS Status;\r |
15f3fc85 | 1381 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
6879581d | 1382 | BOOLEAN FirstStart;\r |
a3bcde70 | 1383 | \r |
6879581d | 1384 | FirstStart = FALSE;\r |
a3bcde70 HT |
1385 | Status = gBS->OpenProtocol (\r |
1386 | ControllerHandle,\r | |
9bdc6592 | 1387 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1388 | (VOID **) &Id,\r |
a3bcde70 HT |
1389 | This->DriverBindingHandle,\r |
1390 | ControllerHandle,\r | |
1391 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1392 | );\r | |
1393 | if (!EFI_ERROR (Status)) {\r | |
1394 | //\r | |
1395 | // Skip the initialization if the driver has been started already.\r | |
1396 | //\r | |
15f3fc85 | 1397 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 | 1398 | } else {\r |
6879581d | 1399 | FirstStart = TRUE;\r |
a3bcde70 HT |
1400 | //\r |
1401 | // If the driver has not been started yet, it should do initialization.\r | |
1402 | //\r | |
1403 | Private = AllocateZeroPool (sizeof (PXEBC_PRIVATE_DATA));\r | |
1404 | if (Private == NULL) {\r | |
1405 | return EFI_OUT_OF_RESOURCES;\r | |
1406 | }\r | |
1407 | \r | |
1408 | CopyMem (\r | |
1409 | &Private->PxeBc,\r | |
1410 | &gPxeBcProtocolTemplate,\r | |
1411 | sizeof (EFI_PXE_BASE_CODE_PROTOCOL)\r | |
1412 | );\r | |
1413 | \r | |
1414 | Private->Signature = PXEBC_PRIVATE_DATA_SIGNATURE;\r | |
1415 | Private->Controller = ControllerHandle;\r | |
1416 | Private->Image = This->ImageHandle;\r | |
1417 | Private->PxeBc.Mode = &Private->Mode;\r | |
1418 | Private->Mode.Ipv6Supported = TRUE;\r | |
1419 | Private->Mode.AutoArp = TRUE;\r | |
1420 | Private->Mode.TTL = DEFAULT_TTL;\r | |
1421 | Private->Mode.ToS = DEFAULT_ToS;\r | |
1422 | \r | |
1423 | //\r | |
1424 | // Open device path to prepare for appending virtual NIC node.\r | |
1425 | //\r | |
1426 | Status = gBS->OpenProtocol (\r | |
1427 | ControllerHandle,\r | |
1428 | &gEfiDevicePathProtocolGuid,\r | |
1429 | (VOID **) &Private->DevicePath,\r | |
1430 | This->DriverBindingHandle,\r | |
1431 | ControllerHandle,\r | |
1432 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1433 | );\r | |
1434 | \r | |
1435 | if (EFI_ERROR (Status)) {\r | |
1436 | goto ON_ERROR;\r | |
1437 | }\r | |
1438 | \r | |
1439 | //\r | |
1440 | // Get the NII interface if it exists, it's not required.\r | |
1441 | //\r | |
1442 | Status = gBS->OpenProtocol (\r | |
1443 | ControllerHandle,\r | |
1444 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
1445 | (VOID **) &Private->Nii,\r | |
1446 | This->DriverBindingHandle,\r | |
1447 | ControllerHandle,\r | |
1448 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1449 | );\r | |
1450 | if (EFI_ERROR (Status)) {\r | |
1451 | Private->Nii = NULL;\r | |
1452 | }\r | |
1453 | \r | |
1454 | //\r | |
15f3fc85 | 1455 | // Install PxeBaseCodePrivate protocol onto the real NIC handler.\r |
f75a7f56 | 1456 | // PxeBaseCodePrivate protocol is only used to keep the relationship between\r |
9bdc6592 LG |
1457 | // NIC handle and virtual child handles.\r |
1458 | // gEfiCallerIdGuid will be used as its protocol guid.\r | |
a3bcde70 HT |
1459 | //\r |
1460 | Status = gBS->InstallProtocolInterface (\r | |
1461 | &ControllerHandle,\r | |
9bdc6592 | 1462 | &gEfiCallerIdGuid,\r |
a3bcde70 | 1463 | EFI_NATIVE_INTERFACE,\r |
15f3fc85 | 1464 | &Private->Id\r |
a3bcde70 HT |
1465 | );\r |
1466 | if (EFI_ERROR (Status)) {\r | |
1467 | goto ON_ERROR;\r | |
1468 | }\r | |
15f3fc85 | 1469 | \r |
1470 | //\r | |
1471 | // Try to locate SNP protocol.\r | |
1472 | //\r | |
f75a7f56 | 1473 | NetLibGetSnpHandle(ControllerHandle, &Private->Snp);\r |
a3bcde70 HT |
1474 | }\r |
1475 | \r | |
6879581d | 1476 | if (IpVersion == IP_VERSION_4) {\r |
1477 | //\r | |
1478 | // Try to create virtual NIC handle for IPv4.\r | |
1479 | //\r | |
1480 | Status = PxeBcCreateIp4Children (This, ControllerHandle, Private);\r | |
1481 | } else {\r | |
1482 | //\r | |
1483 | // Try to create virtual NIC handle for IPv6.\r | |
1484 | //\r | |
1485 | Status = PxeBcCreateIp6Children (This, ControllerHandle, Private);\r | |
1486 | }\r | |
1487 | if (EFI_ERROR (Status)) {\r | |
a3bcde70 HT |
1488 | //\r |
1489 | // Failed to start PXE driver if IPv4 and IPv6 stack are both not available.\r | |
1490 | //\r | |
1491 | Status = EFI_DEVICE_ERROR;\r | |
1492 | goto ON_ERROR;\r | |
1493 | }\r | |
1494 | \r | |
1495 | return EFI_SUCCESS;\r | |
1496 | \r | |
1497 | ON_ERROR:\r | |
6879581d | 1498 | if (FirstStart) {\r |
1499 | gBS->UninstallProtocolInterface (\r | |
1500 | ControllerHandle,\r | |
1501 | &gEfiCallerIdGuid,\r | |
1502 | &Private->Id\r | |
1503 | );\r | |
6879581d | 1504 | }\r |
1505 | \r | |
1506 | if (IpVersion == IP_VERSION_4) {\r | |
1507 | PxeBcDestroyIp4Children (This, Private);\r | |
1508 | } else {\r | |
1509 | PxeBcDestroyIp6Children (This, Private);\r | |
1510 | }\r | |
a3bcde70 | 1511 | \r |
3d2367a2 | 1512 | if (FirstStart && Private != NULL) {\r |
1513 | FreePool (Private);\r | |
1514 | }\r | |
1515 | \r | |
a3bcde70 HT |
1516 | return Status;\r |
1517 | }\r | |
1518 | \r | |
1519 | \r | |
1520 | /**\r | |
6879581d | 1521 | Stop this driver on ControllerHandle. This is the worker function for\r |
1522 | PxeBcIp4(6)DriverBindingStop.\r | |
a3bcde70 HT |
1523 | \r |
1524 | @param[in] This Protocol instance pointer.\r | |
1525 | @param[in] ControllerHandle Handle of device to stop driver on.\r | |
1526 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1527 | children is zero stop the entire bus driver.\r | |
1528 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
6879581d | 1529 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
a3bcde70 HT |
1530 | \r |
1531 | @retval EFI_SUCCESS This driver was removed ControllerHandle.\r | |
1532 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1533 | @retval Others This driver was not removed from this device\r | |
1534 | \r | |
1535 | **/\r | |
1536 | EFI_STATUS\r | |
1537 | EFIAPI\r | |
6879581d | 1538 | PxeBcStop (\r |
a3bcde70 HT |
1539 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1540 | IN EFI_HANDLE ControllerHandle,\r | |
1541 | IN UINTN NumberOfChildren,\r | |
6879581d | 1542 | IN EFI_HANDLE *ChildHandleBuffer,\r |
1543 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1544 | )\r |
1545 | {\r | |
1546 | PXEBC_PRIVATE_DATA *Private;\r | |
1547 | PXEBC_VIRTUAL_NIC *VirtualNic;\r | |
a3bcde70 HT |
1548 | EFI_LOAD_FILE_PROTOCOL *LoadFile;\r |
1549 | EFI_STATUS Status;\r | |
1550 | EFI_HANDLE NicHandle;\r | |
15f3fc85 | 1551 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
a3bcde70 HT |
1552 | \r |
1553 | Private = NULL;\r | |
1554 | NicHandle = NULL;\r | |
1555 | VirtualNic = NULL;\r | |
1556 | LoadFile = NULL;\r | |
15f3fc85 | 1557 | Id = NULL;\r |
a3bcde70 HT |
1558 | \r |
1559 | Status = gBS->OpenProtocol (\r | |
1560 | ControllerHandle,\r | |
1561 | &gEfiLoadFileProtocolGuid,\r | |
1562 | (VOID **) &LoadFile,\r | |
1563 | This->DriverBindingHandle,\r | |
1564 | ControllerHandle,\r | |
1565 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1566 | );\r | |
1567 | if (EFI_ERROR (Status)) {\r | |
1568 | //\r | |
1569 | // Get the Nic handle by any pass-over service child handle.\r | |
1570 | //\r | |
6879581d | 1571 | if (IpVersion == IP_VERSION_4) {\r |
1572 | NicHandle = PxeBcGetNicByIp4Children (ControllerHandle);\r | |
1573 | } else {\r | |
a3bcde70 | 1574 | NicHandle = PxeBcGetNicByIp6Children (ControllerHandle);\r |
6879581d | 1575 | }\r |
1576 | if (NicHandle == NULL) {\r | |
1577 | return EFI_SUCCESS;\r | |
a3bcde70 HT |
1578 | }\r |
1579 | \r | |
1580 | //\r | |
15f3fc85 | 1581 | // Try to retrieve the private data by PxeBcPrivate protocol.\r |
a3bcde70 HT |
1582 | //\r |
1583 | Status = gBS->OpenProtocol (\r | |
1584 | NicHandle,\r | |
9bdc6592 | 1585 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1586 | (VOID **) &Id,\r |
a3bcde70 HT |
1587 | This->DriverBindingHandle,\r |
1588 | ControllerHandle,\r | |
1589 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1590 | );\r | |
1591 | if (EFI_ERROR (Status)) {\r | |
1592 | return Status;\r | |
1593 | }\r | |
15f3fc85 | 1594 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 HT |
1595 | \r |
1596 | } else {\r | |
1597 | //\r | |
1598 | // It's a virtual handle with LoadFileProtocol.\r | |
1599 | //\r | |
1600 | Status = gBS->OpenProtocol (\r | |
1601 | ControllerHandle,\r | |
1602 | &gEfiLoadFileProtocolGuid,\r | |
1603 | (VOID **) &LoadFile,\r | |
1604 | This->DriverBindingHandle,\r | |
1605 | ControllerHandle,\r | |
1606 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1607 | );\r | |
1608 | if (EFI_ERROR (Status)) {\r | |
1609 | return Status;\r | |
1610 | }\r | |
1611 | \r | |
1612 | VirtualNic = PXEBC_VIRTUAL_NIC_FROM_LOADFILE (LoadFile);\r | |
1613 | Private = VirtualNic->Private;\r | |
1614 | NicHandle = Private->Controller;\r | |
a3bcde70 HT |
1615 | }\r |
1616 | \r | |
d6d78ac1 | 1617 | //\r |
1618 | // Stop functionality of PXE Base Code protocol\r | |
1619 | //\r | |
1620 | Status = Private->PxeBc.Stop (&Private->PxeBc);\r | |
1621 | if (Status != EFI_SUCCESS && Status != EFI_NOT_STARTED) {\r | |
1622 | return Status;\r | |
1623 | }\r | |
1624 | \r | |
1625 | \r | |
6879581d | 1626 | if (Private->Ip4Nic != NULL && IpVersion == IP_VERSION_4) {\r |
a3bcde70 HT |
1627 | PxeBcDestroyIp4Children (This, Private);\r |
1628 | }\r | |
1629 | \r | |
6879581d | 1630 | if (Private->Ip6Nic != NULL && IpVersion == IP_VERSION_6) {\r |
a3bcde70 HT |
1631 | PxeBcDestroyIp6Children (This, Private);\r |
1632 | }\r | |
1633 | \r | |
1634 | if (Private->Ip4Nic == NULL && Private->Ip6Nic == NULL) {\r | |
1635 | gBS->UninstallProtocolInterface (\r | |
1636 | NicHandle,\r | |
9bdc6592 | 1637 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1638 | &Private->Id\r |
a3bcde70 HT |
1639 | );\r |
1640 | FreePool (Private);\r | |
1641 | }\r | |
1642 | \r | |
1643 | return EFI_SUCCESS;\r | |
1644 | }\r | |
6879581d | 1645 | \r |
1646 | /**\r | |
1647 | Test to see if this driver supports ControllerHandle. This service\r | |
1648 | is called by the EFI boot service ConnectController(). In\r | |
1649 | order to make drivers as small as possible, there are a few calling\r | |
1650 | restrictions for this service. ConnectController() must\r | |
1651 | follow these calling restrictions. If any other agent wishes to call\r | |
1652 | Supported() it must also follow these calling restrictions.\r | |
1653 | \r | |
1654 | @param[in] This The pointer to the driver binding protocol.\r | |
1655 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1656 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1657 | device to be started.\r | |
1658 | \r | |
1659 | @retval EFI_SUCCESS This driver supports this device.\r | |
1660 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1661 | \r | |
1662 | **/\r | |
1663 | EFI_STATUS\r | |
1664 | EFIAPI\r | |
1665 | PxeBcIp4DriverBindingSupported (\r | |
1666 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1667 | IN EFI_HANDLE ControllerHandle,\r | |
1668 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1669 | )\r | |
1670 | {\r | |
1671 | return PxeBcSupported (\r | |
1672 | This,\r | |
1673 | ControllerHandle,\r | |
1674 | RemainingDevicePath,\r | |
1675 | IP_VERSION_4\r | |
1676 | );\r | |
1677 | }\r | |
1678 | \r | |
1679 | /**\r | |
1680 | Start this driver on ControllerHandle. This service is called by the\r | |
1681 | EFI boot service ConnectController(). In order to make\r | |
1682 | drivers as small as possible, there are a few calling restrictions for\r | |
1683 | this service. ConnectController() must follow these\r | |
1684 | calling restrictions. If any other agent wishes to call Start() it\r | |
1685 | must also follow these calling restrictions.\r | |
1686 | \r | |
1687 | @param[in] This The pointer to the driver binding protocol.\r | |
1688 | @param[in] ControllerHandle The handle of device to be started.\r | |
1689 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1690 | device to be started.\r | |
1691 | \r | |
1692 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1693 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1694 | @retval other This driver does not support this device.\r | |
1695 | \r | |
1696 | **/\r | |
1697 | EFI_STATUS\r | |
1698 | EFIAPI\r | |
1699 | PxeBcIp4DriverBindingStart (\r | |
1700 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1701 | IN EFI_HANDLE ControllerHandle,\r | |
1702 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1703 | )\r | |
1704 | {\r | |
1705 | return PxeBcStart (\r | |
1706 | This,\r | |
1707 | ControllerHandle,\r | |
1708 | RemainingDevicePath,\r | |
1709 | IP_VERSION_4\r | |
1710 | );\r | |
1711 | }\r | |
1712 | \r | |
1713 | /**\r | |
1714 | Stop this driver on ControllerHandle. This service is called by the\r | |
1715 | EFI boot service DisconnectController(). In order to\r | |
1716 | make drivers as small as possible, there are a few calling\r | |
1717 | restrictions for this service. DisconnectController()\r | |
1718 | must follow these calling restrictions. If any other agent wishes\r | |
1719 | to call Stop() it must also follow these calling restrictions.\r | |
1720 | \r | |
1721 | @param[in] This Protocol instance pointer.\r | |
1722 | @param[in] ControllerHandle Handle of device to stop driver on\r | |
1723 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1724 | children is zero stop the entire bus driver.\r | |
1725 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1726 | \r | |
1727 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
1728 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1729 | @retval Others This driver was not removed from this device.\r | |
1730 | \r | |
1731 | **/\r | |
1732 | EFI_STATUS\r | |
1733 | EFIAPI\r | |
1734 | PxeBcIp4DriverBindingStop (\r | |
1735 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1736 | IN EFI_HANDLE ControllerHandle,\r | |
1737 | IN UINTN NumberOfChildren,\r | |
1738 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1739 | )\r | |
1740 | {\r | |
1741 | return PxeBcStop (\r | |
1742 | This,\r | |
1743 | ControllerHandle,\r | |
1744 | NumberOfChildren,\r | |
1745 | ChildHandleBuffer,\r | |
1746 | IP_VERSION_4\r | |
1747 | );\r | |
1748 | }\r | |
1749 | \r | |
1750 | /**\r | |
1751 | Test to see if this driver supports ControllerHandle. This service\r | |
1752 | is called by the EFI boot service ConnectController(). In\r | |
1753 | order to make drivers as small as possible, there are a few calling\r | |
1754 | restrictions for this service. ConnectController() must\r | |
1755 | follow these calling restrictions. If any other agent wishes to call\r | |
1756 | Supported() it must also follow these calling restrictions.\r | |
1757 | \r | |
1758 | @param[in] This The pointer to the driver binding protocol.\r | |
1759 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1760 | @param[in] RemainingDevicePath Optional parameter use to pick a specific child\r | |
1761 | device to be started.\r | |
1762 | \r | |
1763 | @retval EFI_SUCCESS This driver supports this device.\r | |
1764 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1765 | \r | |
1766 | **/\r | |
1767 | EFI_STATUS\r | |
1768 | EFIAPI\r | |
1769 | PxeBcIp6DriverBindingSupported (\r | |
1770 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1771 | IN EFI_HANDLE ControllerHandle,\r | |
1772 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1773 | )\r | |
1774 | {\r | |
1775 | return PxeBcSupported (\r | |
1776 | This,\r | |
1777 | ControllerHandle,\r | |
1778 | RemainingDevicePath,\r | |
1779 | IP_VERSION_6\r | |
1780 | );\r | |
1781 | }\r | |
1782 | \r | |
1783 | /**\r | |
1784 | Start this driver on ControllerHandle. This service is called by the\r | |
1785 | EFI boot service ConnectController(). In order to make\r | |
1786 | drivers as small as possible, there are a few calling restrictions for\r | |
1787 | this service. ConnectController() must follow these\r | |
1788 | calling restrictions. If any other agent wishes to call Start() it\r | |
1789 | must also follow these calling restrictions.\r | |
1790 | \r | |
1791 | @param[in] This The pointer to the driver binding protocol.\r | |
1792 | @param[in] ControllerHandle The handle of device to be started.\r | |
1793 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1794 | device to be started.\r | |
1795 | \r | |
1796 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1797 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1798 | @retval other This driver does not support this device.\r | |
1799 | \r | |
1800 | **/\r | |
1801 | EFI_STATUS\r | |
1802 | EFIAPI\r | |
1803 | PxeBcIp6DriverBindingStart (\r | |
1804 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1805 | IN EFI_HANDLE ControllerHandle,\r | |
1806 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1807 | )\r | |
1808 | {\r | |
1809 | return PxeBcStart (\r | |
1810 | This,\r | |
1811 | ControllerHandle,\r | |
1812 | RemainingDevicePath,\r | |
1813 | IP_VERSION_6\r | |
1814 | );\r | |
1815 | }\r | |
1816 | \r | |
1817 | /**\r | |
1818 | Stop this driver on ControllerHandle. This service is called by the\r | |
1819 | EFI boot service DisconnectController(). In order to\r | |
1820 | make drivers as small as possible, there are a few calling\r | |
1821 | restrictions for this service. DisconnectController()\r | |
1822 | must follow these calling restrictions. If any other agent wishes\r | |
1823 | to call Stop() it must also follow these calling restrictions.\r | |
1824 | \r | |
1825 | @param[in] This Protocol instance pointer.\r | |
1826 | @param[in] ControllerHandle Handle of device to stop driver on\r | |
1827 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1828 | children is zero stop the entire bus driver.\r | |
1829 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1830 | \r | |
1831 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
1832 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1833 | @retval Others This driver was not removed from this device.\r | |
1834 | \r | |
1835 | **/\r | |
1836 | EFI_STATUS\r | |
1837 | EFIAPI\r | |
1838 | PxeBcIp6DriverBindingStop (\r | |
1839 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1840 | IN EFI_HANDLE ControllerHandle,\r | |
1841 | IN UINTN NumberOfChildren,\r | |
1842 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1843 | )\r | |
1844 | {\r | |
1845 | return PxeBcStop (\r | |
1846 | This,\r | |
1847 | ControllerHandle,\r | |
1848 | NumberOfChildren,\r | |
1849 | ChildHandleBuffer,\r | |
1850 | IP_VERSION_6\r | |
1851 | );\r | |
1852 | }\r |