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a3bcde70 | 1 | /** @file\r |
5add2c55 | 2 | Driver Binding functions implementation for UefiPxeBc Driver.\r |
a3bcde70 | 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 | |
d1050b9d | 13 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp4DriverBinding = {\r |
6879581d | 14 | PxeBcIp4DriverBindingSupported,\r |
15 | PxeBcIp4DriverBindingStart,\r | |
16 | PxeBcIp4DriverBindingStop,\r | |
17 | 0xa,\r | |
18 | NULL,\r | |
19 | NULL\r | |
20 | };\r | |
21 | \r | |
d1050b9d | 22 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp6DriverBinding = {\r |
6879581d | 23 | PxeBcIp6DriverBindingSupported,\r |
24 | PxeBcIp6DriverBindingStart,\r | |
25 | PxeBcIp6DriverBindingStop,\r | |
a3bcde70 HT |
26 | 0xa,\r |
27 | NULL,\r | |
28 | NULL\r | |
29 | };\r | |
30 | \r | |
a3bcde70 HT |
31 | /**\r |
32 | Get the Nic handle using any child handle in the IPv4 stack.\r | |
33 | \r | |
34 | @param[in] ControllerHandle Pointer to child handle over IPv4.\r | |
35 | \r | |
36 | @return NicHandle The pointer to the Nic handle.\r | |
37 | \r | |
38 | **/\r | |
39 | EFI_HANDLE\r | |
40 | PxeBcGetNicByIp4Children (\r | |
d1050b9d | 41 | IN EFI_HANDLE ControllerHandle\r |
a3bcde70 HT |
42 | )\r |
43 | {\r | |
d1050b9d | 44 | EFI_HANDLE NicHandle;\r |
a3bcde70 HT |
45 | \r |
46 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiArpProtocolGuid);\r | |
47 | if (NicHandle == NULL) {\r | |
48 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);\r | |
49 | if (NicHandle == NULL) {\r | |
50 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp4ProtocolGuid);\r | |
51 | if (NicHandle == NULL) {\r | |
52 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);\r | |
53 | if (NicHandle == NULL) {\r | |
54 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp4ProtocolGuid);\r | |
55 | if (NicHandle == NULL) {\r | |
56 | return NULL;\r | |
57 | }\r | |
58 | }\r | |
59 | }\r | |
60 | }\r | |
61 | }\r | |
62 | \r | |
63 | return NicHandle;\r | |
64 | }\r | |
65 | \r | |
a3bcde70 HT |
66 | /**\r |
67 | Get the Nic handle using any child handle in the IPv6 stack.\r | |
68 | \r | |
69 | @param[in] ControllerHandle Pointer to child handle over IPv6.\r | |
70 | \r | |
71 | @return NicHandle The pointer to the Nic handle.\r | |
72 | \r | |
73 | **/\r | |
74 | EFI_HANDLE\r | |
75 | PxeBcGetNicByIp6Children (\r | |
d1050b9d | 76 | IN EFI_HANDLE ControllerHandle\r |
a3bcde70 HT |
77 | )\r |
78 | {\r | |
d1050b9d | 79 | EFI_HANDLE NicHandle;\r |
a3bcde70 HT |
80 | \r |
81 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp6ProtocolGuid);\r | |
82 | if (NicHandle == NULL) {\r | |
83 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp6ProtocolGuid);\r | |
84 | if (NicHandle == NULL) {\r | |
85 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp6ProtocolGuid);\r | |
86 | if (NicHandle == NULL) {\r | |
87 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp6ProtocolGuid);\r | |
88 | if (NicHandle == NULL) {\r | |
89 | return NULL;\r | |
90 | }\r | |
91 | }\r | |
92 | }\r | |
93 | }\r | |
94 | \r | |
95 | return NicHandle;\r | |
96 | }\r | |
97 | \r | |
a3bcde70 HT |
98 | /**\r |
99 | Destroy the opened instances based on IPv4.\r | |
100 | \r | |
101 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
102 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
103 | \r | |
104 | **/\r | |
105 | VOID\r | |
106 | PxeBcDestroyIp4Children (\r | |
107 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
108 | IN PXEBC_PRIVATE_DATA *Private\r | |
109 | )\r | |
110 | {\r | |
d1050b9d | 111 | ASSERT (Private != NULL);\r |
a3bcde70 HT |
112 | \r |
113 | if (Private->ArpChild != NULL) {\r | |
114 | //\r | |
115 | // Close Arp for PxeBc->Arp and destroy the instance.\r | |
116 | //\r | |
117 | gBS->CloseProtocol (\r | |
118 | Private->ArpChild,\r | |
119 | &gEfiArpProtocolGuid,\r | |
120 | This->DriverBindingHandle,\r | |
121 | Private->Controller\r | |
122 | );\r | |
123 | \r | |
124 | NetLibDestroyServiceChild (\r | |
125 | Private->Controller,\r | |
126 | This->DriverBindingHandle,\r | |
127 | &gEfiArpServiceBindingProtocolGuid,\r | |
128 | Private->ArpChild\r | |
129 | );\r | |
130 | }\r | |
131 | \r | |
132 | if (Private->Ip4Child != NULL) {\r | |
133 | //\r | |
134 | // Close Ip4 for background ICMP error message and destroy the instance.\r | |
135 | //\r | |
136 | gBS->CloseProtocol (\r | |
137 | Private->Ip4Child,\r | |
138 | &gEfiIp4ProtocolGuid,\r | |
139 | This->DriverBindingHandle,\r | |
140 | Private->Controller\r | |
141 | );\r | |
142 | \r | |
143 | NetLibDestroyServiceChild (\r | |
144 | Private->Controller,\r | |
145 | This->DriverBindingHandle,\r | |
146 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
147 | Private->Ip4Child\r | |
148 | );\r | |
149 | }\r | |
150 | \r | |
151 | if (Private->Udp4WriteChild != NULL) {\r | |
152 | //\r | |
153 | // Close Udp4 for PxeBc->UdpWrite and destroy the instance.\r | |
154 | //\r | |
155 | gBS->CloseProtocol (\r | |
156 | Private->Udp4WriteChild,\r | |
157 | &gEfiUdp4ProtocolGuid,\r | |
158 | This->DriverBindingHandle,\r | |
159 | Private->Controller\r | |
160 | );\r | |
161 | \r | |
162 | NetLibDestroyServiceChild (\r | |
163 | Private->Controller,\r | |
164 | This->DriverBindingHandle,\r | |
165 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
166 | Private->Udp4WriteChild\r | |
167 | );\r | |
168 | }\r | |
169 | \r | |
170 | if (Private->Udp4ReadChild != NULL) {\r | |
171 | //\r | |
172 | // Close Udp4 for PxeBc->UdpRead and destroy the instance.\r | |
173 | //\r | |
174 | gBS->CloseProtocol (\r | |
d1050b9d MK |
175 | Private->Udp4ReadChild,\r |
176 | &gEfiUdp4ProtocolGuid,\r | |
177 | This->DriverBindingHandle,\r | |
178 | Private->Controller\r | |
179 | );\r | |
a3bcde70 HT |
180 | \r |
181 | NetLibDestroyServiceChild (\r | |
182 | Private->Controller,\r | |
183 | This->DriverBindingHandle,\r | |
184 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
185 | Private->Udp4ReadChild\r | |
186 | );\r | |
187 | }\r | |
188 | \r | |
189 | if (Private->Mtftp4Child != NULL) {\r | |
190 | //\r | |
191 | // Close Mtftp4 for PxeBc->Mtftp4 and destroy the instance.\r | |
192 | //\r | |
193 | gBS->CloseProtocol (\r | |
d1050b9d MK |
194 | Private->Mtftp4Child,\r |
195 | &gEfiMtftp4ProtocolGuid,\r | |
196 | This->DriverBindingHandle,\r | |
197 | Private->Controller\r | |
198 | );\r | |
a3bcde70 HT |
199 | \r |
200 | NetLibDestroyServiceChild (\r | |
201 | Private->Controller,\r | |
202 | This->DriverBindingHandle,\r | |
203 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
204 | Private->Mtftp4Child\r | |
205 | );\r | |
206 | }\r | |
207 | \r | |
208 | if (Private->Dhcp4Child != NULL) {\r | |
209 | //\r | |
210 | // Close Dhcp4 for PxeBc->Dhcp4 and destroy the instance.\r | |
211 | //\r | |
212 | gBS->CloseProtocol (\r | |
d1050b9d MK |
213 | Private->Dhcp4Child,\r |
214 | &gEfiDhcp4ProtocolGuid,\r | |
215 | This->DriverBindingHandle,\r | |
216 | Private->Controller\r | |
217 | );\r | |
a3bcde70 HT |
218 | \r |
219 | NetLibDestroyServiceChild (\r | |
220 | Private->Controller,\r | |
221 | This->DriverBindingHandle,\r | |
222 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
223 | Private->Dhcp4Child\r | |
224 | );\r | |
225 | }\r | |
226 | \r | |
227 | if (Private->Ip4Nic != NULL) {\r | |
228 | //\r | |
15f3fc85 | 229 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
230 | //\r |
231 | gBS->CloseProtocol (\r | |
232 | Private->Controller,\r | |
9bdc6592 | 233 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
234 | This->DriverBindingHandle,\r |
235 | Private->Ip4Nic->Controller\r | |
236 | );\r | |
237 | \r | |
238 | gBS->UninstallMultipleProtocolInterfaces (\r | |
239 | Private->Ip4Nic->Controller,\r | |
240 | &gEfiDevicePathProtocolGuid,\r | |
241 | Private->Ip4Nic->DevicePath,\r | |
242 | &gEfiLoadFileProtocolGuid,\r | |
243 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 244 | &gEfiPxeBaseCodeProtocolGuid,\r |
245 | &Private->PxeBc,\r | |
a3bcde70 HT |
246 | NULL\r |
247 | );\r | |
2fad330f | 248 | FreePool (Private->Ip4Nic->DevicePath);\r |
15f3fc85 | 249 | \r |
f75a7f56 | 250 | if (Private->Snp != NULL) {\r |
15f3fc85 | 251 | //\r |
252 | // Close SNP from the child virtual handle\r | |
253 | //\r | |
254 | gBS->CloseProtocol (\r | |
255 | Private->Ip4Nic->Controller,\r | |
256 | &gEfiSimpleNetworkProtocolGuid,\r | |
257 | This->DriverBindingHandle,\r | |
258 | Private->Ip4Nic->Controller\r | |
259 | );\r | |
f75a7f56 | 260 | \r |
15f3fc85 | 261 | gBS->UninstallProtocolInterface (\r |
262 | Private->Ip4Nic->Controller,\r | |
263 | &gEfiSimpleNetworkProtocolGuid,\r | |
264 | Private->Snp\r | |
265 | );\r | |
266 | }\r | |
d1050b9d | 267 | \r |
a3bcde70 HT |
268 | FreePool (Private->Ip4Nic);\r |
269 | }\r | |
270 | \r | |
d1050b9d MK |
271 | Private->ArpChild = NULL;\r |
272 | Private->Ip4Child = NULL;\r | |
273 | Private->Udp4WriteChild = NULL;\r | |
274 | Private->Udp4ReadChild = NULL;\r | |
275 | Private->Mtftp4Child = NULL;\r | |
276 | Private->Dhcp4Child = NULL;\r | |
277 | Private->Ip4Nic = NULL;\r | |
a3bcde70 HT |
278 | }\r |
279 | \r | |
a3bcde70 HT |
280 | /**\r |
281 | Destroy the opened instances based on IPv6.\r | |
282 | \r | |
283 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
284 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
285 | \r | |
286 | **/\r | |
287 | VOID\r | |
288 | PxeBcDestroyIp6Children (\r | |
289 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
290 | IN PXEBC_PRIVATE_DATA *Private\r | |
291 | )\r | |
292 | {\r | |
d1050b9d | 293 | ASSERT (Private != NULL);\r |
a3bcde70 HT |
294 | \r |
295 | if (Private->Ip6Child != NULL) {\r | |
296 | //\r | |
297 | // Close Ip6 for Ip6->Ip6Config and destroy the instance.\r | |
298 | //\r | |
299 | gBS->CloseProtocol (\r | |
d1050b9d MK |
300 | Private->Ip6Child,\r |
301 | &gEfiIp6ProtocolGuid,\r | |
302 | This->DriverBindingHandle,\r | |
303 | Private->Controller\r | |
304 | );\r | |
a3bcde70 HT |
305 | \r |
306 | NetLibDestroyServiceChild (\r | |
307 | Private->Controller,\r | |
308 | This->DriverBindingHandle,\r | |
309 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
310 | Private->Ip6Child\r | |
311 | );\r | |
312 | }\r | |
313 | \r | |
314 | if (Private->Udp6WriteChild != NULL) {\r | |
315 | //\r | |
316 | // Close Udp6 for PxeBc->UdpWrite and destroy the instance.\r | |
317 | //\r | |
318 | gBS->CloseProtocol (\r | |
319 | Private->Udp6WriteChild,\r | |
320 | &gEfiUdp6ProtocolGuid,\r | |
321 | This->DriverBindingHandle,\r | |
322 | Private->Controller\r | |
323 | );\r | |
324 | NetLibDestroyServiceChild (\r | |
325 | Private->Controller,\r | |
326 | This->DriverBindingHandle,\r | |
327 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
328 | Private->Udp6WriteChild\r | |
329 | );\r | |
330 | }\r | |
331 | \r | |
332 | if (Private->Udp6ReadChild != NULL) {\r | |
333 | //\r | |
334 | // Close Udp6 for PxeBc->UdpRead and destroy the instance.\r | |
335 | //\r | |
336 | gBS->CloseProtocol (\r | |
d1050b9d MK |
337 | Private->Udp6ReadChild,\r |
338 | &gEfiUdp6ProtocolGuid,\r | |
339 | This->DriverBindingHandle,\r | |
340 | Private->Controller\r | |
341 | );\r | |
a3bcde70 HT |
342 | NetLibDestroyServiceChild (\r |
343 | Private->Controller,\r | |
344 | This->DriverBindingHandle,\r | |
345 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
346 | Private->Udp6ReadChild\r | |
347 | );\r | |
348 | }\r | |
349 | \r | |
350 | if (Private->Mtftp6Child != NULL) {\r | |
351 | //\r | |
352 | // Close Mtftp6 for PxeBc->Mtftp and destroy the instance.\r | |
353 | //\r | |
354 | gBS->CloseProtocol (\r | |
d1050b9d MK |
355 | Private->Mtftp6Child,\r |
356 | &gEfiMtftp6ProtocolGuid,\r | |
357 | This->DriverBindingHandle,\r | |
358 | Private->Controller\r | |
359 | );\r | |
a3bcde70 HT |
360 | \r |
361 | NetLibDestroyServiceChild (\r | |
362 | Private->Controller,\r | |
363 | This->DriverBindingHandle,\r | |
364 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
365 | Private->Mtftp6Child\r | |
366 | );\r | |
367 | }\r | |
368 | \r | |
369 | if (Private->Dhcp6Child != NULL) {\r | |
370 | //\r | |
371 | // Close Dhcp6 for PxeBc->Dhcp and destroy the instance.\r | |
372 | //\r | |
373 | gBS->CloseProtocol (\r | |
d1050b9d MK |
374 | Private->Dhcp6Child,\r |
375 | &gEfiDhcp6ProtocolGuid,\r | |
376 | This->DriverBindingHandle,\r | |
377 | Private->Controller\r | |
378 | );\r | |
a3bcde70 HT |
379 | \r |
380 | NetLibDestroyServiceChild (\r | |
381 | Private->Controller,\r | |
382 | This->DriverBindingHandle,\r | |
383 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
384 | Private->Dhcp6Child\r | |
385 | );\r | |
386 | }\r | |
387 | \r | |
388 | if (Private->Ip6Nic != NULL) {\r | |
389 | //\r | |
15f3fc85 | 390 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
391 | //\r |
392 | gBS->CloseProtocol (\r | |
393 | Private->Controller,\r | |
9bdc6592 | 394 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
395 | This->DriverBindingHandle,\r |
396 | Private->Ip6Nic->Controller\r | |
397 | );\r | |
15f3fc85 | 398 | \r |
a3bcde70 HT |
399 | gBS->UninstallMultipleProtocolInterfaces (\r |
400 | Private->Ip6Nic->Controller,\r | |
401 | &gEfiDevicePathProtocolGuid,\r | |
402 | Private->Ip6Nic->DevicePath,\r | |
403 | &gEfiLoadFileProtocolGuid,\r | |
404 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 405 | &gEfiPxeBaseCodeProtocolGuid,\r |
406 | &Private->PxeBc,\r | |
a3bcde70 HT |
407 | NULL\r |
408 | );\r | |
2fad330f | 409 | FreePool (Private->Ip6Nic->DevicePath);\r |
f75a7f56 | 410 | \r |
15f3fc85 | 411 | if (Private->Snp != NULL) {\r |
412 | //\r | |
413 | // Close SNP from the child virtual handle\r | |
414 | //\r | |
415 | gBS->CloseProtocol (\r | |
416 | Private->Ip6Nic->Controller,\r | |
417 | &gEfiSimpleNetworkProtocolGuid,\r | |
418 | This->DriverBindingHandle,\r | |
419 | Private->Ip6Nic->Controller\r | |
420 | );\r | |
421 | gBS->UninstallProtocolInterface (\r | |
422 | Private->Ip6Nic->Controller,\r | |
423 | &gEfiSimpleNetworkProtocolGuid,\r | |
424 | Private->Snp\r | |
425 | );\r | |
426 | }\r | |
d1050b9d | 427 | \r |
a3bcde70 HT |
428 | FreePool (Private->Ip6Nic);\r |
429 | }\r | |
430 | \r | |
431 | Private->Ip6Child = NULL;\r | |
432 | Private->Udp6WriteChild = NULL;\r | |
433 | Private->Udp6ReadChild = NULL;\r | |
434 | Private->Mtftp6Child = NULL;\r | |
435 | Private->Dhcp6Child = NULL;\r | |
436 | Private->Ip6Nic = NULL;\r | |
437 | Private->Mode.Ipv6Available = FALSE;\r | |
438 | }\r | |
439 | \r | |
2bbe9553 YT |
440 | /**\r |
441 | Check whether UNDI protocol supports IPv6.\r | |
442 | \r | |
443 | @param[in] ControllerHandle Controller handle.\r | |
444 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
445 | @param[out] Ipv6Support TRUE if UNDI supports IPv6.\r | |
446 | \r | |
447 | @retval EFI_SUCCESS Get the result whether UNDI supports IPv6 by NII or AIP protocol successfully.\r | |
448 | @retval EFI_NOT_FOUND Don't know whether UNDI supports IPv6 since NII or AIP is not available.\r | |
449 | \r | |
450 | **/\r | |
451 | EFI_STATUS\r | |
452 | PxeBcCheckIpv6Support (\r | |
d1050b9d MK |
453 | IN EFI_HANDLE ControllerHandle,\r |
454 | IN PXEBC_PRIVATE_DATA *Private,\r | |
455 | OUT BOOLEAN *Ipv6Support\r | |
2bbe9553 YT |
456 | )\r |
457 | {\r | |
d1050b9d MK |
458 | EFI_HANDLE Handle;\r |
459 | EFI_ADAPTER_INFORMATION_PROTOCOL *Aip;\r | |
460 | EFI_STATUS Status;\r | |
461 | EFI_GUID *InfoTypesBuffer;\r | |
462 | UINTN InfoTypeBufferCount;\r | |
463 | UINTN TypeIndex;\r | |
464 | BOOLEAN Supported;\r | |
465 | VOID *InfoBlock;\r | |
466 | UINTN InfoBlockSize;\r | |
2bbe9553 YT |
467 | \r |
468 | ASSERT (Private != NULL && Ipv6Support != NULL);\r | |
469 | \r | |
470 | //\r | |
471 | // Check whether the UNDI supports IPv6 by NII protocol.\r | |
472 | //\r | |
473 | if (Private->Nii != NULL) {\r | |
474 | *Ipv6Support = Private->Nii->Ipv6Supported;\r | |
475 | return EFI_SUCCESS;\r | |
476 | }\r | |
477 | \r | |
478 | //\r | |
479 | // Check whether the UNDI supports IPv6 by AIP protocol.\r | |
480 | //\r | |
481 | \r | |
482 | //\r | |
483 | // Get the NIC handle by SNP protocol.\r | |
f75a7f56 | 484 | //\r |
2bbe9553 YT |
485 | Handle = NetLibGetSnpHandle (ControllerHandle, NULL);\r |
486 | if (Handle == NULL) {\r | |
487 | return EFI_NOT_FOUND;\r | |
488 | }\r | |
489 | \r | |
490 | Aip = NULL;\r | |
491 | Status = gBS->HandleProtocol (\r | |
492 | Handle,\r | |
493 | &gEfiAdapterInformationProtocolGuid,\r | |
d1050b9d | 494 | (VOID *)&Aip\r |
2bbe9553 | 495 | );\r |
d1050b9d | 496 | if (EFI_ERROR (Status) || (Aip == NULL)) {\r |
2bbe9553 YT |
497 | return EFI_NOT_FOUND;\r |
498 | }\r | |
499 | \r | |
500 | InfoTypesBuffer = NULL;\r | |
501 | InfoTypeBufferCount = 0;\r | |
d1050b9d MK |
502 | Status = Aip->GetSupportedTypes (Aip, &InfoTypesBuffer, &InfoTypeBufferCount);\r |
503 | if (EFI_ERROR (Status) || (InfoTypesBuffer == NULL)) {\r | |
2bbe9553 YT |
504 | FreePool (InfoTypesBuffer);\r |
505 | return EFI_NOT_FOUND;\r | |
506 | }\r | |
507 | \r | |
508 | Supported = FALSE;\r | |
509 | for (TypeIndex = 0; TypeIndex < InfoTypeBufferCount; TypeIndex++) {\r | |
510 | if (CompareGuid (&InfoTypesBuffer[TypeIndex], &gEfiAdapterInfoUndiIpv6SupportGuid)) {\r | |
511 | Supported = TRUE;\r | |
512 | break;\r | |
513 | }\r | |
514 | }\r | |
515 | \r | |
516 | FreePool (InfoTypesBuffer);\r | |
517 | if (!Supported) {\r | |
518 | return EFI_NOT_FOUND;\r | |
519 | }\r | |
520 | \r | |
521 | //\r | |
522 | // We now have adapter information block.\r | |
523 | //\r | |
524 | InfoBlock = NULL;\r | |
525 | InfoBlockSize = 0;\r | |
d1050b9d MK |
526 | Status = Aip->GetInformation (Aip, &gEfiAdapterInfoUndiIpv6SupportGuid, &InfoBlock, &InfoBlockSize);\r |
527 | if (EFI_ERROR (Status) || (InfoBlock == NULL)) {\r | |
2bbe9553 YT |
528 | FreePool (InfoBlock);\r |
529 | return EFI_NOT_FOUND;\r | |
f75a7f56 | 530 | }\r |
2bbe9553 | 531 | \r |
d1050b9d | 532 | *Ipv6Support = ((EFI_ADAPTER_INFO_UNDI_IPV6_SUPPORT *)InfoBlock)->Ipv6Support;\r |
2bbe9553 YT |
533 | FreePool (InfoBlock);\r |
534 | return EFI_SUCCESS;\r | |
2bbe9553 | 535 | }\r |
a3bcde70 HT |
536 | \r |
537 | /**\r | |
538 | Create the opened instances based on IPv4.\r | |
539 | \r | |
540 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
541 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
542 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
543 | \r | |
544 | @retval EFI_SUCCESS The instances based on IPv4 were all created successfully.\r | |
545 | @retval Others An unexpected error occurred.\r | |
546 | \r | |
547 | **/\r | |
548 | EFI_STATUS\r | |
549 | PxeBcCreateIp4Children (\r | |
550 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
551 | IN EFI_HANDLE ControllerHandle,\r | |
552 | IN PXEBC_PRIVATE_DATA *Private\r | |
553 | )\r | |
554 | {\r | |
d1050b9d MK |
555 | EFI_STATUS Status;\r |
556 | IPv4_DEVICE_PATH Ip4Node;\r | |
557 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
558 | EFI_UDP4_CONFIG_DATA *Udp4CfgData;\r | |
559 | EFI_IP4_CONFIG_DATA *Ip4CfgData;\r | |
560 | EFI_IP4_MODE_DATA Ip4ModeData;\r | |
561 | PXEBC_PRIVATE_PROTOCOL *Id;\r | |
562 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
a3bcde70 HT |
563 | \r |
564 | if (Private->Ip4Nic != NULL) {\r | |
565 | //\r | |
566 | // Already created before.\r | |
567 | //\r | |
568 | return EFI_SUCCESS;\r | |
569 | }\r | |
570 | \r | |
571 | //\r | |
572 | // Create Dhcp4 child and open Dhcp4 protocol for PxeBc->Dhcp.\r | |
573 | //\r | |
574 | Status = NetLibCreateServiceChild (\r | |
575 | ControllerHandle,\r | |
576 | This->DriverBindingHandle,\r | |
577 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
578 | &Private->Dhcp4Child\r | |
579 | );\r | |
580 | if (EFI_ERROR (Status)) {\r | |
581 | goto ON_ERROR;\r | |
582 | }\r | |
583 | \r | |
584 | Status = gBS->OpenProtocol (\r | |
585 | Private->Dhcp4Child,\r | |
586 | &gEfiDhcp4ProtocolGuid,\r | |
d1050b9d | 587 | (VOID **)&Private->Dhcp4,\r |
a3bcde70 HT |
588 | This->DriverBindingHandle,\r |
589 | ControllerHandle,\r | |
590 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
591 | );\r | |
592 | if (EFI_ERROR (Status)) {\r | |
593 | goto ON_ERROR;\r | |
594 | }\r | |
595 | \r | |
596 | //\r | |
597 | // Create Mtftp4 child and open Mtftp4 protocol for PxeBc->Mtftp.\r | |
598 | //\r | |
599 | Status = NetLibCreateServiceChild (\r | |
600 | ControllerHandle,\r | |
601 | This->DriverBindingHandle,\r | |
602 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
603 | &Private->Mtftp4Child\r | |
604 | );\r | |
605 | if (EFI_ERROR (Status)) {\r | |
606 | goto ON_ERROR;\r | |
607 | }\r | |
608 | \r | |
609 | Status = gBS->OpenProtocol (\r | |
610 | Private->Mtftp4Child,\r | |
611 | &gEfiMtftp4ProtocolGuid,\r | |
d1050b9d | 612 | (VOID **)&Private->Mtftp4,\r |
a3bcde70 HT |
613 | This->DriverBindingHandle,\r |
614 | ControllerHandle,\r | |
615 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
616 | );\r | |
617 | if (EFI_ERROR (Status)) {\r | |
618 | goto ON_ERROR;\r | |
619 | }\r | |
620 | \r | |
621 | //\r | |
622 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpRead.\r | |
623 | //\r | |
624 | Status = NetLibCreateServiceChild (\r | |
625 | ControllerHandle,\r | |
626 | This->DriverBindingHandle,\r | |
627 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
628 | &Private->Udp4ReadChild\r | |
629 | );\r | |
630 | if (EFI_ERROR (Status)) {\r | |
631 | goto ON_ERROR;\r | |
632 | }\r | |
633 | \r | |
634 | Status = gBS->OpenProtocol (\r | |
635 | Private->Udp4ReadChild,\r | |
636 | &gEfiUdp4ProtocolGuid,\r | |
d1050b9d | 637 | (VOID **)&Private->Udp4Read,\r |
a3bcde70 HT |
638 | This->DriverBindingHandle,\r |
639 | ControllerHandle,\r | |
640 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
641 | );\r | |
642 | if (EFI_ERROR (Status)) {\r | |
643 | goto ON_ERROR;\r | |
644 | }\r | |
645 | \r | |
646 | //\r | |
647 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpWrite.\r | |
648 | //\r | |
649 | Status = NetLibCreateServiceChild (\r | |
650 | ControllerHandle,\r | |
651 | This->DriverBindingHandle,\r | |
652 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
653 | &Private->Udp4WriteChild\r | |
654 | );\r | |
655 | if (EFI_ERROR (Status)) {\r | |
656 | goto ON_ERROR;\r | |
657 | }\r | |
658 | \r | |
659 | Status = gBS->OpenProtocol (\r | |
660 | Private->Udp4WriteChild,\r | |
661 | &gEfiUdp4ProtocolGuid,\r | |
d1050b9d | 662 | (VOID **)&Private->Udp4Write,\r |
a3bcde70 HT |
663 | This->DriverBindingHandle,\r |
664 | ControllerHandle,\r | |
665 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
666 | );\r | |
667 | if (EFI_ERROR (Status)) {\r | |
668 | goto ON_ERROR;\r | |
669 | }\r | |
670 | \r | |
671 | //\r | |
672 | // Create Arp child and open Arp protocol for PxeBc->Arp.\r | |
673 | //\r | |
674 | Status = NetLibCreateServiceChild (\r | |
675 | ControllerHandle,\r | |
676 | This->DriverBindingHandle,\r | |
677 | &gEfiArpServiceBindingProtocolGuid,\r | |
678 | &Private->ArpChild\r | |
679 | );\r | |
680 | if (EFI_ERROR (Status)) {\r | |
681 | goto ON_ERROR;\r | |
682 | }\r | |
683 | \r | |
684 | Status = gBS->OpenProtocol (\r | |
685 | Private->ArpChild,\r | |
686 | &gEfiArpProtocolGuid,\r | |
d1050b9d | 687 | (VOID **)&Private->Arp,\r |
a3bcde70 HT |
688 | This->DriverBindingHandle,\r |
689 | ControllerHandle,\r | |
690 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
691 | );\r | |
692 | if (EFI_ERROR (Status)) {\r | |
693 | goto ON_ERROR;\r | |
694 | }\r | |
695 | \r | |
696 | //\r | |
697 | // Create Ip4 child and open Ip4 protocol for background ICMP packets.\r | |
698 | //\r | |
699 | Status = NetLibCreateServiceChild (\r | |
700 | ControllerHandle,\r | |
701 | This->DriverBindingHandle,\r | |
702 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
703 | &Private->Ip4Child\r | |
704 | );\r | |
705 | if (EFI_ERROR (Status)) {\r | |
706 | goto ON_ERROR;\r | |
707 | }\r | |
708 | \r | |
709 | Status = gBS->OpenProtocol (\r | |
710 | Private->Ip4Child,\r | |
711 | &gEfiIp4ProtocolGuid,\r | |
d1050b9d | 712 | (VOID **)&Private->Ip4,\r |
a3bcde70 HT |
713 | This->DriverBindingHandle,\r |
714 | ControllerHandle,\r | |
715 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
716 | );\r | |
717 | if (EFI_ERROR (Status)) {\r | |
718 | goto ON_ERROR;\r | |
719 | }\r | |
720 | \r | |
721 | //\r | |
722 | // Get max packet size from Ip4 to calculate block size for Tftp later.\r | |
723 | //\r | |
724 | Status = Private->Ip4->GetModeData (Private->Ip4, &Ip4ModeData, NULL, NULL);\r | |
725 | if (EFI_ERROR (Status)) {\r | |
726 | goto ON_ERROR;\r | |
727 | }\r | |
728 | \r | |
729 | Private->Ip4MaxPacketSize = Ip4ModeData.MaxPacketSize;\r | |
730 | \r | |
731 | Private->Ip4Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
732 | if (Private->Ip4Nic == NULL) {\r | |
733 | return EFI_OUT_OF_RESOURCES;\r | |
734 | }\r | |
735 | \r | |
736 | Private->Ip4Nic->Private = Private;\r | |
737 | Private->Ip4Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
738 | \r | |
d1050b9d | 739 | //\r |
ac99793b ZL |
740 | // Locate Ip4->Ip4Config2 and store it for set IPv4 Policy.\r |
741 | //\r | |
742 | Status = gBS->HandleProtocol (\r | |
743 | ControllerHandle,\r | |
744 | &gEfiIp4Config2ProtocolGuid,\r | |
d1050b9d | 745 | (VOID **)&Private->Ip4Config2\r |
ac99793b ZL |
746 | );\r |
747 | if (EFI_ERROR (Status)) {\r | |
748 | goto ON_ERROR;\r | |
749 | }\r | |
750 | \r | |
a3bcde70 HT |
751 | //\r |
752 | // Create a device path node for Ipv4 virtual nic, and append it.\r | |
753 | //\r | |
754 | ZeroMem (&Ip4Node, sizeof (IPv4_DEVICE_PATH));\r | |
755 | Ip4Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
756 | Ip4Node.Header.SubType = MSG_IPv4_DP;\r | |
757 | Ip4Node.StaticIpAddress = FALSE;\r | |
758 | \r | |
759 | SetDevicePathNodeLength (&Ip4Node.Header, sizeof (Ip4Node));\r | |
760 | \r | |
761 | Private->Ip4Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip4Node.Header);\r | |
762 | \r | |
763 | if (Private->Ip4Nic->DevicePath == NULL) {\r | |
764 | Status = EFI_OUT_OF_RESOURCES;\r | |
765 | goto ON_ERROR;\r | |
766 | }\r | |
767 | \r | |
768 | CopyMem (\r | |
769 | &Private->Ip4Nic->LoadFile,\r | |
770 | &gLoadFileProtocolTemplate,\r | |
771 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
772 | );\r | |
773 | \r | |
774 | //\r | |
775 | // Create a new handle for IPv4 virtual nic,\r | |
776 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
777 | //\r | |
778 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
779 | &Private->Ip4Nic->Controller,\r | |
780 | &gEfiDevicePathProtocolGuid,\r | |
781 | Private->Ip4Nic->DevicePath,\r | |
782 | &gEfiLoadFileProtocolGuid,\r | |
783 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 784 | &gEfiPxeBaseCodeProtocolGuid,\r |
785 | &Private->PxeBc,\r | |
a3bcde70 HT |
786 | NULL\r |
787 | );\r | |
788 | if (EFI_ERROR (Status)) {\r | |
789 | goto ON_ERROR;\r | |
790 | }\r | |
791 | \r | |
15f3fc85 | 792 | if (Private->Snp != NULL) {\r |
793 | //\r | |
794 | // Install SNP protocol on purpose is for some OS loader backward\r | |
795 | // compatibility consideration.\r | |
796 | //\r | |
797 | Status = gBS->InstallProtocolInterface (\r | |
798 | &Private->Ip4Nic->Controller,\r | |
799 | &gEfiSimpleNetworkProtocolGuid,\r | |
800 | EFI_NATIVE_INTERFACE,\r | |
801 | Private->Snp\r | |
802 | );\r | |
803 | if (EFI_ERROR (Status)) {\r | |
804 | goto ON_ERROR;\r | |
805 | }\r | |
806 | \r | |
807 | //\r | |
cde5a72d | 808 | // Open SNP on the child handle BY_DRIVER|EXCLUSIVE. It will prevent any additionally\r |
15f3fc85 | 809 | // layering to perform the experiment.\r |
810 | //\r | |
811 | Status = gBS->OpenProtocol (\r | |
812 | Private->Ip4Nic->Controller,\r | |
813 | &gEfiSimpleNetworkProtocolGuid,\r | |
d1050b9d | 814 | (VOID **)&Snp,\r |
15f3fc85 | 815 | This->DriverBindingHandle,\r |
816 | Private->Ip4Nic->Controller,\r | |
cde5a72d | 817 | EFI_OPEN_PROTOCOL_BY_DRIVER|EFI_OPEN_PROTOCOL_EXCLUSIVE\r |
15f3fc85 | 818 | );\r |
819 | if (EFI_ERROR (Status)) {\r | |
820 | goto ON_ERROR;\r | |
821 | }\r | |
822 | }\r | |
823 | \r | |
a3bcde70 | 824 | //\r |
15f3fc85 | 825 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
826 | // real NIC handle and the virtual IPv4 NIC handle.\r |
827 | //\r | |
828 | Status = gBS->OpenProtocol (\r | |
829 | ControllerHandle,\r | |
9bdc6592 | 830 | &gEfiCallerIdGuid,\r |
d1050b9d | 831 | (VOID **)&Id,\r |
a3bcde70 HT |
832 | This->DriverBindingHandle,\r |
833 | Private->Ip4Nic->Controller,\r | |
834 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
835 | );\r | |
836 | if (EFI_ERROR (Status)) {\r | |
837 | goto ON_ERROR;\r | |
838 | }\r | |
839 | \r | |
840 | //\r | |
841 | // Set default configure data for Udp4Read and Ip4 instance.\r | |
842 | //\r | |
d1050b9d MK |
843 | Mode = Private->PxeBc.Mode;\r |
844 | Udp4CfgData = &Private->Udp4CfgData;\r | |
845 | Ip4CfgData = &Private->Ip4CfgData;\r | |
a3bcde70 | 846 | \r |
18127352 | 847 | Udp4CfgData->AcceptBroadcast = FALSE;\r |
a3bcde70 HT |
848 | Udp4CfgData->AcceptAnyPort = TRUE;\r |
849 | Udp4CfgData->AllowDuplicatePort = TRUE;\r | |
850 | Udp4CfgData->TypeOfService = Mode->ToS;\r | |
851 | Udp4CfgData->TimeToLive = Mode->TTL;\r | |
852 | Udp4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
853 | Udp4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
854 | \r | |
d1050b9d MK |
855 | Ip4CfgData->AcceptIcmpErrors = TRUE;\r |
856 | Ip4CfgData->DefaultProtocol = EFI_IP_PROTO_ICMP;\r | |
857 | Ip4CfgData->TypeOfService = Mode->ToS;\r | |
858 | Ip4CfgData->TimeToLive = Mode->TTL;\r | |
859 | Ip4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
860 | Ip4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
a3bcde70 HT |
861 | \r |
862 | return EFI_SUCCESS;\r | |
863 | \r | |
864 | ON_ERROR:\r | |
865 | PxeBcDestroyIp4Children (This, Private);\r | |
866 | return Status;\r | |
867 | }\r | |
868 | \r | |
a3bcde70 HT |
869 | /**\r |
870 | Create the opened instances based on IPv6.\r | |
871 | \r | |
872 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
873 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
874 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
875 | \r | |
876 | @retval EFI_SUCCESS The instances based on IPv6 were all created successfully.\r | |
877 | @retval Others An unexpected error occurred.\r | |
878 | \r | |
879 | **/\r | |
880 | EFI_STATUS\r | |
881 | PxeBcCreateIp6Children (\r | |
882 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
883 | IN EFI_HANDLE ControllerHandle,\r | |
884 | IN PXEBC_PRIVATE_DATA *Private\r | |
885 | )\r | |
886 | {\r | |
d1050b9d MK |
887 | EFI_STATUS Status;\r |
888 | IPv6_DEVICE_PATH Ip6Node;\r | |
889 | EFI_UDP6_CONFIG_DATA *Udp6CfgData;\r | |
890 | EFI_IP6_CONFIG_DATA *Ip6CfgData;\r | |
891 | EFI_IP6_MODE_DATA Ip6ModeData;\r | |
892 | PXEBC_PRIVATE_PROTOCOL *Id;\r | |
893 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
894 | UINTN Index;\r | |
a3bcde70 HT |
895 | \r |
896 | if (Private->Ip6Nic != NULL) {\r | |
897 | //\r | |
898 | // Already created before.\r | |
899 | //\r | |
900 | return EFI_SUCCESS;\r | |
901 | }\r | |
902 | \r | |
903 | Private->Ip6Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
904 | \r | |
905 | if (Private->Ip6Nic == NULL) {\r | |
906 | return EFI_OUT_OF_RESOURCES;\r | |
907 | }\r | |
908 | \r | |
909 | Private->Ip6Nic->Private = Private;\r | |
910 | Private->Ip6Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
911 | \r | |
912 | //\r | |
913 | // Create Dhcp6 child and open Dhcp6 protocol for PxeBc->Dhcp.\r | |
914 | //\r | |
915 | Status = NetLibCreateServiceChild (\r | |
916 | ControllerHandle,\r | |
917 | This->DriverBindingHandle,\r | |
918 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
919 | &Private->Dhcp6Child\r | |
920 | );\r | |
921 | if (EFI_ERROR (Status)) {\r | |
922 | goto ON_ERROR;\r | |
923 | }\r | |
924 | \r | |
925 | Status = gBS->OpenProtocol (\r | |
926 | Private->Dhcp6Child,\r | |
927 | &gEfiDhcp6ProtocolGuid,\r | |
d1050b9d | 928 | (VOID **)&Private->Dhcp6,\r |
a3bcde70 HT |
929 | This->DriverBindingHandle,\r |
930 | ControllerHandle,\r | |
931 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
932 | );\r | |
933 | if (EFI_ERROR (Status)) {\r | |
934 | goto ON_ERROR;\r | |
935 | }\r | |
936 | \r | |
75dce340 | 937 | //\r |
938 | // Generate a random IAID for the Dhcp6 assigned address.\r | |
939 | //\r | |
940 | Private->IaId = NET_RANDOM (NetRandomInitSeed ());\r | |
941 | if (Private->Snp != NULL) {\r | |
942 | for (Index = 0; Index < Private->Snp->Mode->HwAddressSize; Index++) {\r | |
943 | Private->IaId |= (Private->Snp->Mode->CurrentAddress.Addr[Index] << ((Index << 3) & 31));\r | |
f75a7f56 | 944 | }\r |
75dce340 | 945 | }\r |
946 | \r | |
a3bcde70 HT |
947 | //\r |
948 | // Create Mtftp6 child and open Mtftp6 protocol for PxeBc->Mtftp.\r | |
949 | //\r | |
950 | Status = NetLibCreateServiceChild (\r | |
951 | ControllerHandle,\r | |
952 | This->DriverBindingHandle,\r | |
953 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
954 | &Private->Mtftp6Child\r | |
955 | );\r | |
956 | if (EFI_ERROR (Status)) {\r | |
957 | goto ON_ERROR;\r | |
958 | }\r | |
959 | \r | |
960 | Status = gBS->OpenProtocol (\r | |
961 | Private->Mtftp6Child,\r | |
962 | &gEfiMtftp6ProtocolGuid,\r | |
d1050b9d | 963 | (VOID **)&Private->Mtftp6,\r |
a3bcde70 HT |
964 | This->DriverBindingHandle,\r |
965 | ControllerHandle,\r | |
966 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
967 | );\r | |
968 | if (EFI_ERROR (Status)) {\r | |
969 | goto ON_ERROR;\r | |
970 | }\r | |
971 | \r | |
972 | //\r | |
973 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpRead.\r | |
974 | //\r | |
975 | Status = NetLibCreateServiceChild (\r | |
976 | ControllerHandle,\r | |
977 | This->DriverBindingHandle,\r | |
978 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
979 | &Private->Udp6ReadChild\r | |
980 | );\r | |
981 | if (EFI_ERROR (Status)) {\r | |
982 | goto ON_ERROR;\r | |
983 | }\r | |
984 | \r | |
985 | Status = gBS->OpenProtocol (\r | |
986 | Private->Udp6ReadChild,\r | |
987 | &gEfiUdp6ProtocolGuid,\r | |
d1050b9d | 988 | (VOID **)&Private->Udp6Read,\r |
a3bcde70 HT |
989 | This->DriverBindingHandle,\r |
990 | ControllerHandle,\r | |
991 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
992 | );\r | |
993 | if (EFI_ERROR (Status)) {\r | |
994 | goto ON_ERROR;\r | |
995 | }\r | |
996 | \r | |
997 | //\r | |
998 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpWrite.\r | |
999 | //\r | |
1000 | Status = NetLibCreateServiceChild (\r | |
1001 | ControllerHandle,\r | |
1002 | This->DriverBindingHandle,\r | |
1003 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
1004 | &Private->Udp6WriteChild\r | |
1005 | );\r | |
1006 | if (EFI_ERROR (Status)) {\r | |
1007 | goto ON_ERROR;\r | |
1008 | }\r | |
1009 | \r | |
1010 | Status = gBS->OpenProtocol (\r | |
1011 | Private->Udp6WriteChild,\r | |
1012 | &gEfiUdp6ProtocolGuid,\r | |
d1050b9d | 1013 | (VOID **)&Private->Udp6Write,\r |
a3bcde70 HT |
1014 | This->DriverBindingHandle,\r |
1015 | ControllerHandle,\r | |
1016 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1017 | );\r | |
1018 | if (EFI_ERROR (Status)) {\r | |
1019 | goto ON_ERROR;\r | |
1020 | }\r | |
1021 | \r | |
1022 | //\r | |
1023 | // Create Ip6 child and open Ip6 protocol for background ICMP6 packets.\r | |
1024 | //\r | |
1025 | Status = NetLibCreateServiceChild (\r | |
1026 | ControllerHandle,\r | |
1027 | This->DriverBindingHandle,\r | |
1028 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
1029 | &Private->Ip6Child\r | |
1030 | );\r | |
1031 | if (EFI_ERROR (Status)) {\r | |
1032 | goto ON_ERROR;\r | |
1033 | }\r | |
1034 | \r | |
1035 | Status = gBS->OpenProtocol (\r | |
1036 | Private->Ip6Child,\r | |
1037 | &gEfiIp6ProtocolGuid,\r | |
d1050b9d | 1038 | (VOID **)&Private->Ip6,\r |
a3bcde70 HT |
1039 | This->DriverBindingHandle,\r |
1040 | ControllerHandle,\r | |
1041 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1042 | );\r | |
1043 | if (EFI_ERROR (Status)) {\r | |
1044 | goto ON_ERROR;\r | |
1045 | }\r | |
1046 | \r | |
1047 | //\r | |
1048 | // Get max packet size from Ip6 to calculate block size for Tftp later.\r | |
1049 | //\r | |
1050 | Status = Private->Ip6->GetModeData (Private->Ip6, &Ip6ModeData, NULL, NULL);\r | |
1051 | if (EFI_ERROR (Status)) {\r | |
1052 | goto ON_ERROR;\r | |
1053 | }\r | |
1054 | \r | |
1055 | Private->Ip6MaxPacketSize = Ip6ModeData.MaxPacketSize;\r | |
1056 | \r | |
ce22514e ZL |
1057 | if (Ip6ModeData.AddressList != NULL) {\r |
1058 | FreePool (Ip6ModeData.AddressList);\r | |
1059 | }\r | |
1060 | \r | |
1061 | if (Ip6ModeData.GroupTable != NULL) {\r | |
1062 | FreePool (Ip6ModeData.GroupTable);\r | |
1063 | }\r | |
1064 | \r | |
1065 | if (Ip6ModeData.RouteTable != NULL) {\r | |
1066 | FreePool (Ip6ModeData.RouteTable);\r | |
1067 | }\r | |
1068 | \r | |
1069 | if (Ip6ModeData.NeighborCache != NULL) {\r | |
1070 | FreePool (Ip6ModeData.NeighborCache);\r | |
1071 | }\r | |
1072 | \r | |
1073 | if (Ip6ModeData.PrefixTable != NULL) {\r | |
1074 | FreePool (Ip6ModeData.PrefixTable);\r | |
1075 | }\r | |
1076 | \r | |
1077 | if (Ip6ModeData.IcmpTypeList != NULL) {\r | |
1078 | FreePool (Ip6ModeData.IcmpTypeList);\r | |
1079 | }\r | |
1080 | \r | |
a3bcde70 HT |
1081 | //\r |
1082 | // Locate Ip6->Ip6Config and store it for set IPv6 address.\r | |
1083 | //\r | |
1084 | Status = gBS->HandleProtocol (\r | |
1085 | ControllerHandle,\r | |
1086 | &gEfiIp6ConfigProtocolGuid,\r | |
d1050b9d | 1087 | (VOID **)&Private->Ip6Cfg\r |
a3bcde70 HT |
1088 | );\r |
1089 | if (EFI_ERROR (Status)) {\r | |
1090 | goto ON_ERROR;\r | |
1091 | }\r | |
1092 | \r | |
1093 | //\r | |
1094 | // Create a device path node for Ipv6 virtual nic, and append it.\r | |
1095 | //\r | |
1096 | ZeroMem (&Ip6Node, sizeof (IPv6_DEVICE_PATH));\r | |
d1050b9d MK |
1097 | Ip6Node.Header.Type = MESSAGING_DEVICE_PATH;\r |
1098 | Ip6Node.Header.SubType = MSG_IPv6_DP;\r | |
1099 | Ip6Node.PrefixLength = IP6_PREFIX_LENGTH;\r | |
a3bcde70 HT |
1100 | \r |
1101 | SetDevicePathNodeLength (&Ip6Node.Header, sizeof (Ip6Node));\r | |
1102 | \r | |
1103 | Private->Ip6Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip6Node.Header);\r | |
1104 | \r | |
1105 | if (Private->Ip6Nic->DevicePath == NULL) {\r | |
1106 | Status = EFI_OUT_OF_RESOURCES;\r | |
1107 | goto ON_ERROR;\r | |
1108 | }\r | |
1109 | \r | |
1110 | CopyMem (\r | |
1111 | &Private->Ip6Nic->LoadFile,\r | |
1112 | &gLoadFileProtocolTemplate,\r | |
1113 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
1114 | );\r | |
1115 | \r | |
1116 | //\r | |
1117 | // Create a new handle for IPv6 virtual nic,\r | |
1118 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
1119 | //\r | |
1120 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
1121 | &Private->Ip6Nic->Controller,\r | |
1122 | &gEfiDevicePathProtocolGuid,\r | |
1123 | Private->Ip6Nic->DevicePath,\r | |
1124 | &gEfiLoadFileProtocolGuid,\r | |
1125 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 1126 | &gEfiPxeBaseCodeProtocolGuid,\r |
1127 | &Private->PxeBc,\r | |
a3bcde70 HT |
1128 | NULL\r |
1129 | );\r | |
1130 | if (EFI_ERROR (Status)) {\r | |
1131 | goto ON_ERROR;\r | |
1132 | }\r | |
f75a7f56 | 1133 | \r |
15f3fc85 | 1134 | if (Private->Snp != NULL) {\r |
1135 | //\r | |
1136 | // Install SNP protocol on purpose is for some OS loader backward\r | |
1137 | // compatibility consideration.\r | |
1138 | //\r | |
1139 | Status = gBS->InstallProtocolInterface (\r | |
1140 | &Private->Ip6Nic->Controller,\r | |
1141 | &gEfiSimpleNetworkProtocolGuid,\r | |
1142 | EFI_NATIVE_INTERFACE,\r | |
1143 | Private->Snp\r | |
1144 | );\r | |
1145 | if (EFI_ERROR (Status)) {\r | |
1146 | goto ON_ERROR;\r | |
1147 | }\r | |
1148 | \r | |
1149 | //\r | |
cde5a72d | 1150 | // Open SNP on the child handle BY_DRIVER|EXCLUSIVE. It will prevent any additionally\r |
15f3fc85 | 1151 | // layering to perform the experiment.\r |
1152 | //\r | |
1153 | Status = gBS->OpenProtocol (\r | |
1154 | Private->Ip6Nic->Controller,\r | |
1155 | &gEfiSimpleNetworkProtocolGuid,\r | |
d1050b9d | 1156 | (VOID **)&Snp,\r |
15f3fc85 | 1157 | This->DriverBindingHandle,\r |
1158 | Private->Ip6Nic->Controller,\r | |
cde5a72d | 1159 | EFI_OPEN_PROTOCOL_BY_DRIVER|EFI_OPEN_PROTOCOL_EXCLUSIVE\r |
15f3fc85 | 1160 | );\r |
1161 | if (EFI_ERROR (Status)) {\r | |
1162 | goto ON_ERROR;\r | |
1163 | }\r | |
1164 | }\r | |
a3bcde70 HT |
1165 | \r |
1166 | //\r | |
15f3fc85 | 1167 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
1168 | // real NIC handle and the virtual IPv6 NIC handle.\r |
1169 | //\r | |
1170 | Status = gBS->OpenProtocol (\r | |
1171 | ControllerHandle,\r | |
9bdc6592 | 1172 | &gEfiCallerIdGuid,\r |
d1050b9d | 1173 | (VOID **)&Id,\r |
a3bcde70 HT |
1174 | This->DriverBindingHandle,\r |
1175 | Private->Ip6Nic->Controller,\r | |
1176 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
1177 | );\r | |
1178 | if (EFI_ERROR (Status)) {\r | |
1179 | goto ON_ERROR;\r | |
1180 | }\r | |
1181 | \r | |
1182 | //\r | |
5add2c55 | 1183 | // Set IPv6 available flag and set default configure data for\r |
a3bcde70 HT |
1184 | // Udp6Read and Ip6 instance.\r |
1185 | //\r | |
2bbe9553 YT |
1186 | Status = PxeBcCheckIpv6Support (ControllerHandle, Private, &Private->Mode.Ipv6Available);\r |
1187 | if (EFI_ERROR (Status)) {\r | |
1188 | //\r | |
1189 | // Fail to get the data whether UNDI supports IPv6. Set default value.\r | |
1190 | //\r | |
d1050b9d | 1191 | Private->Mode.Ipv6Available = TRUE;\r |
2bbe9553 YT |
1192 | }\r |
1193 | \r | |
1194 | if (!Private->Mode.Ipv6Available) {\r | |
1195 | goto ON_ERROR;\r | |
1196 | }\r | |
1197 | \r | |
d1050b9d MK |
1198 | Udp6CfgData = &Private->Udp6CfgData;\r |
1199 | Ip6CfgData = &Private->Ip6CfgData;\r | |
a3bcde70 HT |
1200 | \r |
1201 | Udp6CfgData->AcceptAnyPort = TRUE;\r | |
1202 | Udp6CfgData->AllowDuplicatePort = TRUE;\r | |
1203 | Udp6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1204 | Udp6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1205 | Udp6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1206 | \r | |
d1050b9d MK |
1207 | Ip6CfgData->AcceptIcmpErrors = TRUE;\r |
1208 | Ip6CfgData->DefaultProtocol = IP6_ICMP;\r | |
1209 | Ip6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1210 | Ip6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1211 | Ip6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
a3bcde70 HT |
1212 | \r |
1213 | return EFI_SUCCESS;\r | |
1214 | \r | |
1215 | ON_ERROR:\r | |
1216 | PxeBcDestroyIp6Children (This, Private);\r | |
1217 | return Status;\r | |
1218 | }\r | |
1219 | \r | |
a3bcde70 HT |
1220 | /**\r |
1221 | The entry point for UefiPxeBc driver that installs the driver\r | |
1222 | binding and component name protocol on its image.\r | |
1223 | \r | |
1224 | @param[in] ImageHandle The Image handle of the driver.\r | |
1225 | @param[in] SystemTable The system table.\r | |
1226 | \r | |
1227 | @return EFI_SUCCESS\r | |
1228 | @return Others\r | |
1229 | \r | |
1230 | **/\r | |
1231 | EFI_STATUS\r | |
1232 | EFIAPI\r | |
1233 | PxeBcDriverEntryPoint (\r | |
d1050b9d MK |
1234 | IN EFI_HANDLE ImageHandle,\r |
1235 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
a3bcde70 HT |
1236 | )\r |
1237 | {\r | |
6879581d | 1238 | EFI_STATUS Status;\r |
1239 | \r | |
d1050b9d | 1240 | if ((PcdGet8 (PcdIPv4PXESupport) == PXE_DISABLED) && (PcdGet8 (PcdIPv6PXESupport) == PXE_DISABLED)) {\r |
b29e6365 XS |
1241 | return EFI_UNSUPPORTED;\r |
1242 | }\r | |
1243 | \r | |
6879581d | 1244 | Status = EfiLibInstallDriverBindingComponentName2 (\r |
1245 | ImageHandle,\r | |
1246 | SystemTable,\r | |
1247 | &gPxeBcIp4DriverBinding,\r | |
1248 | ImageHandle,\r | |
1249 | &gPxeBcComponentName,\r | |
1250 | &gPxeBcComponentName2\r | |
1251 | );\r | |
1252 | if (EFI_ERROR (Status)) {\r | |
1253 | return Status;\r | |
1254 | }\r | |
1255 | \r | |
1256 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
1257 | ImageHandle,\r | |
1258 | SystemTable,\r | |
1259 | &gPxeBcIp6DriverBinding,\r | |
1260 | NULL,\r | |
1261 | &gPxeBcComponentName,\r | |
1262 | &gPxeBcComponentName2\r | |
1263 | );\r | |
1264 | if (EFI_ERROR (Status)) {\r | |
22b35e8b AS |
1265 | EfiLibUninstallDriverBindingComponentName2 (\r |
1266 | &gPxeBcIp4DriverBinding,\r | |
1267 | &gPxeBcComponentName,\r | |
1268 | &gPxeBcComponentName2\r | |
1269 | );\r | |
6879581d | 1270 | }\r |
a3bcde70 | 1271 | \r |
6879581d | 1272 | return Status;\r |
1273 | }\r | |
a3bcde70 HT |
1274 | \r |
1275 | /**\r | |
6879581d | 1276 | Test to see if this driver supports ControllerHandle. This is the worker function for\r |
1277 | PxeBcIp4(6)DriverBindingSupported.\r | |
a3bcde70 HT |
1278 | \r |
1279 | @param[in] This The pointer to the driver binding protocol.\r | |
1280 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1281 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1282 | device to be started.\r | |
6879581d | 1283 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
f75a7f56 | 1284 | \r |
a3bcde70 HT |
1285 | @retval EFI_SUCCESS This driver supports this device.\r |
1286 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1287 | \r | |
1288 | **/\r | |
1289 | EFI_STATUS\r | |
1290 | EFIAPI\r | |
6879581d | 1291 | PxeBcSupported (\r |
a3bcde70 HT |
1292 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1293 | IN EFI_HANDLE ControllerHandle,\r | |
6879581d | 1294 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r |
1295 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1296 | )\r |
1297 | {\r | |
d1050b9d MK |
1298 | EFI_STATUS Status;\r |
1299 | EFI_GUID *DhcpServiceBindingGuid;\r | |
1300 | EFI_GUID *MtftpServiceBindingGuid;\r | |
f75a7f56 | 1301 | \r |
6879581d | 1302 | if (IpVersion == IP_VERSION_4) {\r |
d1050b9d | 1303 | if (PcdGet8 (PcdIPv4PXESupport) == PXE_DISABLED) {\r |
b29e6365 XS |
1304 | return EFI_UNSUPPORTED;\r |
1305 | }\r | |
d1050b9d | 1306 | \r |
6879581d | 1307 | DhcpServiceBindingGuid = &gEfiDhcp4ServiceBindingProtocolGuid;\r |
1308 | MtftpServiceBindingGuid = &gEfiMtftp4ServiceBindingProtocolGuid;\r | |
1309 | } else {\r | |
d1050b9d | 1310 | if (PcdGet8 (PcdIPv6PXESupport) == PXE_DISABLED) {\r |
b29e6365 XS |
1311 | return EFI_UNSUPPORTED;\r |
1312 | }\r | |
d1050b9d | 1313 | \r |
6879581d | 1314 | DhcpServiceBindingGuid = &gEfiDhcp6ServiceBindingProtocolGuid;\r |
1315 | MtftpServiceBindingGuid = &gEfiMtftp6ServiceBindingProtocolGuid;\r | |
a3bcde70 HT |
1316 | }\r |
1317 | \r | |
1318 | //\r | |
6879581d | 1319 | // Try to open the Mtftp and Dhcp protocol to test whether IP stack is ready.\r |
a3bcde70 | 1320 | //\r |
6879581d | 1321 | Status = gBS->OpenProtocol (\r |
d1050b9d MK |
1322 | ControllerHandle,\r |
1323 | DhcpServiceBindingGuid,\r | |
1324 | NULL,\r | |
1325 | This->DriverBindingHandle,\r | |
1326 | ControllerHandle,\r | |
1327 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1328 | );\r | |
6879581d | 1329 | if (!EFI_ERROR (Status)) {\r |
1330 | Status = gBS->OpenProtocol (\r | |
d1050b9d MK |
1331 | ControllerHandle,\r |
1332 | MtftpServiceBindingGuid,\r | |
1333 | NULL,\r | |
1334 | This->DriverBindingHandle,\r | |
1335 | ControllerHandle,\r | |
1336 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1337 | );\r | |
a3bcde70 HT |
1338 | }\r |
1339 | \r | |
1340 | //\r | |
6879581d | 1341 | // It's unsupported case if IP stack are not ready.\r |
a3bcde70 | 1342 | //\r |
6879581d | 1343 | if (EFI_ERROR (Status)) {\r |
a3bcde70 HT |
1344 | return EFI_UNSUPPORTED;\r |
1345 | }\r | |
1346 | \r | |
1347 | return EFI_SUCCESS;\r | |
1348 | }\r | |
1349 | \r | |
a3bcde70 | 1350 | /**\r |
6879581d | 1351 | Start this driver on ControllerHandle. This is the worker function for\r |
1352 | PxeBcIp4(6)DriverBindingStart.\r | |
a3bcde70 HT |
1353 | \r |
1354 | @param[in] This The pointer to the driver binding protocol.\r | |
1355 | @param[in] ControllerHandle The handle of device to be started.\r | |
1356 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1357 | device to be started.\r | |
6879581d | 1358 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
1359 | \r | |
a3bcde70 HT |
1360 | \r |
1361 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1362 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1363 | @retval other This driver does not support this device.\r | |
1364 | \r | |
1365 | **/\r | |
1366 | EFI_STATUS\r | |
1367 | EFIAPI\r | |
6879581d | 1368 | PxeBcStart (\r |
a3bcde70 HT |
1369 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1370 | IN EFI_HANDLE ControllerHandle,\r | |
6879581d | 1371 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r |
1372 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1373 | )\r |
1374 | {\r | |
d1050b9d MK |
1375 | PXEBC_PRIVATE_DATA *Private;\r |
1376 | EFI_STATUS Status;\r | |
1377 | PXEBC_PRIVATE_PROTOCOL *Id;\r | |
1378 | BOOLEAN FirstStart;\r | |
a3bcde70 | 1379 | \r |
6879581d | 1380 | FirstStart = FALSE;\r |
d1050b9d MK |
1381 | Status = gBS->OpenProtocol (\r |
1382 | ControllerHandle,\r | |
1383 | &gEfiCallerIdGuid,\r | |
1384 | (VOID **)&Id,\r | |
1385 | This->DriverBindingHandle,\r | |
1386 | ControllerHandle,\r | |
1387 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1388 | );\r | |
a3bcde70 HT |
1389 | if (!EFI_ERROR (Status)) {\r |
1390 | //\r | |
1391 | // Skip the initialization if the driver has been started already.\r | |
1392 | //\r | |
15f3fc85 | 1393 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 | 1394 | } else {\r |
6879581d | 1395 | FirstStart = TRUE;\r |
a3bcde70 HT |
1396 | //\r |
1397 | // If the driver has not been started yet, it should do initialization.\r | |
1398 | //\r | |
1399 | Private = AllocateZeroPool (sizeof (PXEBC_PRIVATE_DATA));\r | |
1400 | if (Private == NULL) {\r | |
1401 | return EFI_OUT_OF_RESOURCES;\r | |
1402 | }\r | |
1403 | \r | |
1404 | CopyMem (\r | |
1405 | &Private->PxeBc,\r | |
1406 | &gPxeBcProtocolTemplate,\r | |
1407 | sizeof (EFI_PXE_BASE_CODE_PROTOCOL)\r | |
1408 | );\r | |
1409 | \r | |
1410 | Private->Signature = PXEBC_PRIVATE_DATA_SIGNATURE;\r | |
1411 | Private->Controller = ControllerHandle;\r | |
1412 | Private->Image = This->ImageHandle;\r | |
1413 | Private->PxeBc.Mode = &Private->Mode;\r | |
1414 | Private->Mode.Ipv6Supported = TRUE;\r | |
1415 | Private->Mode.AutoArp = TRUE;\r | |
1416 | Private->Mode.TTL = DEFAULT_TTL;\r | |
1417 | Private->Mode.ToS = DEFAULT_ToS;\r | |
1418 | \r | |
1419 | //\r | |
1420 | // Open device path to prepare for appending virtual NIC node.\r | |
1421 | //\r | |
1422 | Status = gBS->OpenProtocol (\r | |
1423 | ControllerHandle,\r | |
1424 | &gEfiDevicePathProtocolGuid,\r | |
d1050b9d | 1425 | (VOID **)&Private->DevicePath,\r |
a3bcde70 HT |
1426 | This->DriverBindingHandle,\r |
1427 | ControllerHandle,\r | |
1428 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1429 | );\r | |
1430 | \r | |
1431 | if (EFI_ERROR (Status)) {\r | |
1432 | goto ON_ERROR;\r | |
1433 | }\r | |
1434 | \r | |
1435 | //\r | |
1436 | // Get the NII interface if it exists, it's not required.\r | |
1437 | //\r | |
1438 | Status = gBS->OpenProtocol (\r | |
1439 | ControllerHandle,\r | |
1440 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
d1050b9d | 1441 | (VOID **)&Private->Nii,\r |
a3bcde70 HT |
1442 | This->DriverBindingHandle,\r |
1443 | ControllerHandle,\r | |
1444 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1445 | );\r | |
1446 | if (EFI_ERROR (Status)) {\r | |
1447 | Private->Nii = NULL;\r | |
1448 | }\r | |
1449 | \r | |
1450 | //\r | |
15f3fc85 | 1451 | // Install PxeBaseCodePrivate protocol onto the real NIC handler.\r |
f75a7f56 | 1452 | // PxeBaseCodePrivate protocol is only used to keep the relationship between\r |
9bdc6592 LG |
1453 | // NIC handle and virtual child handles.\r |
1454 | // gEfiCallerIdGuid will be used as its protocol guid.\r | |
a3bcde70 HT |
1455 | //\r |
1456 | Status = gBS->InstallProtocolInterface (\r | |
1457 | &ControllerHandle,\r | |
9bdc6592 | 1458 | &gEfiCallerIdGuid,\r |
a3bcde70 | 1459 | EFI_NATIVE_INTERFACE,\r |
15f3fc85 | 1460 | &Private->Id\r |
a3bcde70 HT |
1461 | );\r |
1462 | if (EFI_ERROR (Status)) {\r | |
1463 | goto ON_ERROR;\r | |
1464 | }\r | |
15f3fc85 | 1465 | \r |
1466 | //\r | |
1467 | // Try to locate SNP protocol.\r | |
1468 | //\r | |
d1050b9d | 1469 | NetLibGetSnpHandle (ControllerHandle, &Private->Snp);\r |
a3bcde70 HT |
1470 | }\r |
1471 | \r | |
6879581d | 1472 | if (IpVersion == IP_VERSION_4) {\r |
1473 | //\r | |
1474 | // Try to create virtual NIC handle for IPv4.\r | |
1475 | //\r | |
1476 | Status = PxeBcCreateIp4Children (This, ControllerHandle, Private);\r | |
1477 | } else {\r | |
1478 | //\r | |
1479 | // Try to create virtual NIC handle for IPv6.\r | |
1480 | //\r | |
1481 | Status = PxeBcCreateIp6Children (This, ControllerHandle, Private);\r | |
1482 | }\r | |
d1050b9d | 1483 | \r |
6879581d | 1484 | if (EFI_ERROR (Status)) {\r |
a3bcde70 HT |
1485 | //\r |
1486 | // Failed to start PXE driver if IPv4 and IPv6 stack are both not available.\r | |
1487 | //\r | |
1488 | Status = EFI_DEVICE_ERROR;\r | |
1489 | goto ON_ERROR;\r | |
1490 | }\r | |
1491 | \r | |
1492 | return EFI_SUCCESS;\r | |
1493 | \r | |
1494 | ON_ERROR:\r | |
6879581d | 1495 | if (FirstStart) {\r |
1496 | gBS->UninstallProtocolInterface (\r | |
1497 | ControllerHandle,\r | |
1498 | &gEfiCallerIdGuid,\r | |
1499 | &Private->Id\r | |
1500 | );\r | |
6879581d | 1501 | }\r |
1502 | \r | |
1503 | if (IpVersion == IP_VERSION_4) {\r | |
1504 | PxeBcDestroyIp4Children (This, Private);\r | |
1505 | } else {\r | |
1506 | PxeBcDestroyIp6Children (This, Private);\r | |
1507 | }\r | |
a3bcde70 | 1508 | \r |
d1050b9d | 1509 | if (FirstStart && (Private != NULL)) {\r |
3d2367a2 | 1510 | FreePool (Private);\r |
1511 | }\r | |
1512 | \r | |
a3bcde70 HT |
1513 | return Status;\r |
1514 | }\r | |
1515 | \r | |
a3bcde70 | 1516 | /**\r |
6879581d | 1517 | Stop this driver on ControllerHandle. This is the worker function for\r |
1518 | PxeBcIp4(6)DriverBindingStop.\r | |
a3bcde70 HT |
1519 | \r |
1520 | @param[in] This Protocol instance pointer.\r | |
1521 | @param[in] ControllerHandle Handle of device to stop driver on.\r | |
1522 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1523 | children is zero stop the entire bus driver.\r | |
1524 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
6879581d | 1525 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
a3bcde70 HT |
1526 | \r |
1527 | @retval EFI_SUCCESS This driver was removed ControllerHandle.\r | |
1528 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1529 | @retval Others This driver was not removed from this device\r | |
1530 | \r | |
1531 | **/\r | |
1532 | EFI_STATUS\r | |
1533 | EFIAPI\r | |
6879581d | 1534 | PxeBcStop (\r |
a3bcde70 HT |
1535 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1536 | IN EFI_HANDLE ControllerHandle,\r | |
1537 | IN UINTN NumberOfChildren,\r | |
6879581d | 1538 | IN EFI_HANDLE *ChildHandleBuffer,\r |
1539 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1540 | )\r |
1541 | {\r | |
d1050b9d MK |
1542 | PXEBC_PRIVATE_DATA *Private;\r |
1543 | PXEBC_VIRTUAL_NIC *VirtualNic;\r | |
1544 | EFI_LOAD_FILE_PROTOCOL *LoadFile;\r | |
1545 | EFI_STATUS Status;\r | |
1546 | EFI_HANDLE NicHandle;\r | |
1547 | PXEBC_PRIVATE_PROTOCOL *Id;\r | |
a3bcde70 HT |
1548 | \r |
1549 | Private = NULL;\r | |
1550 | NicHandle = NULL;\r | |
1551 | VirtualNic = NULL;\r | |
1552 | LoadFile = NULL;\r | |
15f3fc85 | 1553 | Id = NULL;\r |
a3bcde70 HT |
1554 | \r |
1555 | Status = gBS->OpenProtocol (\r | |
1556 | ControllerHandle,\r | |
1557 | &gEfiLoadFileProtocolGuid,\r | |
d1050b9d | 1558 | (VOID **)&LoadFile,\r |
a3bcde70 HT |
1559 | This->DriverBindingHandle,\r |
1560 | ControllerHandle,\r | |
1561 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1562 | );\r | |
1563 | if (EFI_ERROR (Status)) {\r | |
1564 | //\r | |
1565 | // Get the Nic handle by any pass-over service child handle.\r | |
1566 | //\r | |
6879581d | 1567 | if (IpVersion == IP_VERSION_4) {\r |
1568 | NicHandle = PxeBcGetNicByIp4Children (ControllerHandle);\r | |
1569 | } else {\r | |
a3bcde70 | 1570 | NicHandle = PxeBcGetNicByIp6Children (ControllerHandle);\r |
6879581d | 1571 | }\r |
d1050b9d | 1572 | \r |
6879581d | 1573 | if (NicHandle == NULL) {\r |
1574 | return EFI_SUCCESS;\r | |
a3bcde70 HT |
1575 | }\r |
1576 | \r | |
1577 | //\r | |
15f3fc85 | 1578 | // Try to retrieve the private data by PxeBcPrivate protocol.\r |
a3bcde70 HT |
1579 | //\r |
1580 | Status = gBS->OpenProtocol (\r | |
1581 | NicHandle,\r | |
9bdc6592 | 1582 | &gEfiCallerIdGuid,\r |
d1050b9d | 1583 | (VOID **)&Id,\r |
a3bcde70 HT |
1584 | This->DriverBindingHandle,\r |
1585 | ControllerHandle,\r | |
1586 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1587 | );\r | |
1588 | if (EFI_ERROR (Status)) {\r | |
1589 | return Status;\r | |
1590 | }\r | |
a3bcde70 | 1591 | \r |
d1050b9d | 1592 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 HT |
1593 | } else {\r |
1594 | //\r | |
1595 | // It's a virtual handle with LoadFileProtocol.\r | |
1596 | //\r | |
1597 | Status = gBS->OpenProtocol (\r | |
1598 | ControllerHandle,\r | |
1599 | &gEfiLoadFileProtocolGuid,\r | |
d1050b9d | 1600 | (VOID **)&LoadFile,\r |
a3bcde70 HT |
1601 | This->DriverBindingHandle,\r |
1602 | ControllerHandle,\r | |
1603 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1604 | );\r | |
1605 | if (EFI_ERROR (Status)) {\r | |
1606 | return Status;\r | |
1607 | }\r | |
1608 | \r | |
1609 | VirtualNic = PXEBC_VIRTUAL_NIC_FROM_LOADFILE (LoadFile);\r | |
1610 | Private = VirtualNic->Private;\r | |
1611 | NicHandle = Private->Controller;\r | |
a3bcde70 HT |
1612 | }\r |
1613 | \r | |
d6d78ac1 | 1614 | //\r |
1615 | // Stop functionality of PXE Base Code protocol\r | |
1616 | //\r | |
1617 | Status = Private->PxeBc.Stop (&Private->PxeBc);\r | |
d1050b9d | 1618 | if ((Status != EFI_SUCCESS) && (Status != EFI_NOT_STARTED)) {\r |
d6d78ac1 | 1619 | return Status;\r |
1620 | }\r | |
1621 | \r | |
d1050b9d | 1622 | if ((Private->Ip4Nic != NULL) && (IpVersion == IP_VERSION_4)) {\r |
a3bcde70 HT |
1623 | PxeBcDestroyIp4Children (This, Private);\r |
1624 | }\r | |
1625 | \r | |
d1050b9d | 1626 | if ((Private->Ip6Nic != NULL) && (IpVersion == IP_VERSION_6)) {\r |
a3bcde70 HT |
1627 | PxeBcDestroyIp6Children (This, Private);\r |
1628 | }\r | |
1629 | \r | |
d1050b9d | 1630 | if ((Private->Ip4Nic == NULL) && (Private->Ip6Nic == NULL)) {\r |
a3bcde70 HT |
1631 | gBS->UninstallProtocolInterface (\r |
1632 | NicHandle,\r | |
9bdc6592 | 1633 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1634 | &Private->Id\r |
a3bcde70 HT |
1635 | );\r |
1636 | FreePool (Private);\r | |
1637 | }\r | |
1638 | \r | |
1639 | return EFI_SUCCESS;\r | |
1640 | }\r | |
6879581d | 1641 | \r |
1642 | /**\r | |
1643 | Test to see if this driver supports ControllerHandle. This service\r | |
1644 | is called by the EFI boot service ConnectController(). In\r | |
1645 | order to make drivers as small as possible, there are a few calling\r | |
1646 | restrictions for this service. ConnectController() must\r | |
1647 | follow these calling restrictions. If any other agent wishes to call\r | |
1648 | Supported() it must also follow these calling restrictions.\r | |
1649 | \r | |
1650 | @param[in] This The pointer to the driver binding protocol.\r | |
1651 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1652 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1653 | device to be started.\r | |
1654 | \r | |
1655 | @retval EFI_SUCCESS This driver supports this device.\r | |
1656 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1657 | \r | |
1658 | **/\r | |
1659 | EFI_STATUS\r | |
1660 | EFIAPI\r | |
1661 | PxeBcIp4DriverBindingSupported (\r | |
1662 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1663 | IN EFI_HANDLE ControllerHandle,\r | |
1664 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1665 | )\r | |
1666 | {\r | |
1667 | return PxeBcSupported (\r | |
1668 | This,\r | |
1669 | ControllerHandle,\r | |
1670 | RemainingDevicePath,\r | |
1671 | IP_VERSION_4\r | |
1672 | );\r | |
1673 | }\r | |
1674 | \r | |
1675 | /**\r | |
1676 | Start this driver on ControllerHandle. This service is called by the\r | |
1677 | EFI boot service ConnectController(). In order to make\r | |
1678 | drivers as small as possible, there are a few calling restrictions for\r | |
1679 | this service. ConnectController() must follow these\r | |
1680 | calling restrictions. If any other agent wishes to call Start() it\r | |
1681 | must also follow these calling restrictions.\r | |
1682 | \r | |
1683 | @param[in] This The pointer to the driver binding protocol.\r | |
1684 | @param[in] ControllerHandle The handle of device to be started.\r | |
1685 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1686 | device to be started.\r | |
1687 | \r | |
1688 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1689 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1690 | @retval other This driver does not support this device.\r | |
1691 | \r | |
1692 | **/\r | |
1693 | EFI_STATUS\r | |
1694 | EFIAPI\r | |
1695 | PxeBcIp4DriverBindingStart (\r | |
1696 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1697 | IN EFI_HANDLE ControllerHandle,\r | |
1698 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1699 | )\r | |
1700 | {\r | |
1701 | return PxeBcStart (\r | |
1702 | This,\r | |
1703 | ControllerHandle,\r | |
1704 | RemainingDevicePath,\r | |
1705 | IP_VERSION_4\r | |
1706 | );\r | |
1707 | }\r | |
1708 | \r | |
1709 | /**\r | |
1710 | Stop this driver on ControllerHandle. This service is called by the\r | |
1711 | EFI boot service DisconnectController(). In order to\r | |
1712 | make drivers as small as possible, there are a few calling\r | |
1713 | restrictions for this service. DisconnectController()\r | |
1714 | must follow these calling restrictions. If any other agent wishes\r | |
1715 | to call Stop() it must also follow these calling restrictions.\r | |
1716 | \r | |
1717 | @param[in] This Protocol instance pointer.\r | |
1718 | @param[in] ControllerHandle Handle of device to stop driver on\r | |
1719 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1720 | children is zero stop the entire bus driver.\r | |
1721 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1722 | \r | |
1723 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
1724 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1725 | @retval Others This driver was not removed from this device.\r | |
1726 | \r | |
1727 | **/\r | |
1728 | EFI_STATUS\r | |
1729 | EFIAPI\r | |
1730 | PxeBcIp4DriverBindingStop (\r | |
1731 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1732 | IN EFI_HANDLE ControllerHandle,\r | |
1733 | IN UINTN NumberOfChildren,\r | |
1734 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1735 | )\r | |
1736 | {\r | |
1737 | return PxeBcStop (\r | |
1738 | This,\r | |
1739 | ControllerHandle,\r | |
1740 | NumberOfChildren,\r | |
1741 | ChildHandleBuffer,\r | |
1742 | IP_VERSION_4\r | |
1743 | );\r | |
1744 | }\r | |
1745 | \r | |
1746 | /**\r | |
1747 | Test to see if this driver supports ControllerHandle. This service\r | |
1748 | is called by the EFI boot service ConnectController(). In\r | |
1749 | order to make drivers as small as possible, there are a few calling\r | |
1750 | restrictions for this service. ConnectController() must\r | |
1751 | follow these calling restrictions. If any other agent wishes to call\r | |
1752 | Supported() it must also follow these calling restrictions.\r | |
1753 | \r | |
1754 | @param[in] This The pointer to the driver binding protocol.\r | |
1755 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1756 | @param[in] RemainingDevicePath Optional parameter use to pick a specific child\r | |
1757 | device to be started.\r | |
1758 | \r | |
1759 | @retval EFI_SUCCESS This driver supports this device.\r | |
1760 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1761 | \r | |
1762 | **/\r | |
1763 | EFI_STATUS\r | |
1764 | EFIAPI\r | |
1765 | PxeBcIp6DriverBindingSupported (\r | |
1766 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1767 | IN EFI_HANDLE ControllerHandle,\r | |
1768 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1769 | )\r | |
1770 | {\r | |
1771 | return PxeBcSupported (\r | |
1772 | This,\r | |
1773 | ControllerHandle,\r | |
1774 | RemainingDevicePath,\r | |
1775 | IP_VERSION_6\r | |
1776 | );\r | |
1777 | }\r | |
1778 | \r | |
1779 | /**\r | |
1780 | Start this driver on ControllerHandle. This service is called by the\r | |
1781 | EFI boot service ConnectController(). In order to make\r | |
1782 | drivers as small as possible, there are a few calling restrictions for\r | |
1783 | this service. ConnectController() must follow these\r | |
1784 | calling restrictions. If any other agent wishes to call Start() it\r | |
1785 | must also follow these calling restrictions.\r | |
1786 | \r | |
1787 | @param[in] This The pointer to the driver binding protocol.\r | |
1788 | @param[in] ControllerHandle The handle of device to be started.\r | |
1789 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1790 | device to be started.\r | |
1791 | \r | |
1792 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1793 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1794 | @retval other This driver does not support this device.\r | |
1795 | \r | |
1796 | **/\r | |
1797 | EFI_STATUS\r | |
1798 | EFIAPI\r | |
1799 | PxeBcIp6DriverBindingStart (\r | |
1800 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1801 | IN EFI_HANDLE ControllerHandle,\r | |
1802 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1803 | )\r | |
1804 | {\r | |
1805 | return PxeBcStart (\r | |
1806 | This,\r | |
1807 | ControllerHandle,\r | |
1808 | RemainingDevicePath,\r | |
1809 | IP_VERSION_6\r | |
1810 | );\r | |
1811 | }\r | |
1812 | \r | |
1813 | /**\r | |
1814 | Stop this driver on ControllerHandle. This service is called by the\r | |
1815 | EFI boot service DisconnectController(). In order to\r | |
1816 | make drivers as small as possible, there are a few calling\r | |
1817 | restrictions for this service. DisconnectController()\r | |
1818 | must follow these calling restrictions. If any other agent wishes\r | |
1819 | to call Stop() it must also follow these calling restrictions.\r | |
1820 | \r | |
1821 | @param[in] This Protocol instance pointer.\r | |
1822 | @param[in] ControllerHandle Handle of device to stop driver on\r | |
1823 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1824 | children is zero stop the entire bus driver.\r | |
1825 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1826 | \r | |
1827 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
1828 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1829 | @retval Others This driver was not removed from this device.\r | |
1830 | \r | |
1831 | **/\r | |
1832 | EFI_STATUS\r | |
1833 | EFIAPI\r | |
1834 | PxeBcIp6DriverBindingStop (\r | |
1835 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1836 | IN EFI_HANDLE ControllerHandle,\r | |
1837 | IN UINTN NumberOfChildren,\r | |
1838 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1839 | )\r | |
1840 | {\r | |
1841 | return PxeBcStop (\r | |
1842 | This,\r | |
1843 | ControllerHandle,\r | |
1844 | NumberOfChildren,\r | |
1845 | ChildHandleBuffer,\r | |
1846 | IP_VERSION_6\r | |
1847 | );\r | |
1848 | }\r |