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1 | /** @file\r | |
2 | Driver Binding functions implementationfor for UefiPxeBc Driver.\r | |
3 | \r | |
4 | Copyright (c) 2007 - 2013, Intel Corporation. All rights reserved.<BR>\r | |
5 | \r | |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php.\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include "PxeBcImpl.h"\r | |
17 | \r | |
18 | \r | |
19 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp4DriverBinding = {\r | |
20 | PxeBcIp4DriverBindingSupported,\r | |
21 | PxeBcIp4DriverBindingStart,\r | |
22 | PxeBcIp4DriverBindingStop,\r | |
23 | 0xa,\r | |
24 | NULL,\r | |
25 | NULL\r | |
26 | };\r | |
27 | \r | |
28 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp6DriverBinding = {\r | |
29 | PxeBcIp6DriverBindingSupported,\r | |
30 | PxeBcIp6DriverBindingStart,\r | |
31 | PxeBcIp6DriverBindingStop,\r | |
32 | 0xa,\r | |
33 | NULL,\r | |
34 | NULL\r | |
35 | };\r | |
36 | \r | |
37 | /**\r | |
38 | Get the Nic handle using any child handle in the IPv4 stack.\r | |
39 | \r | |
40 | @param[in] ControllerHandle Pointer to child handle over IPv4.\r | |
41 | \r | |
42 | @return NicHandle The pointer to the Nic handle.\r | |
43 | \r | |
44 | **/\r | |
45 | EFI_HANDLE\r | |
46 | PxeBcGetNicByIp4Children (\r | |
47 | IN EFI_HANDLE ControllerHandle\r | |
48 | )\r | |
49 | {\r | |
50 | EFI_HANDLE NicHandle;\r | |
51 | \r | |
52 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiArpProtocolGuid);\r | |
53 | if (NicHandle == NULL) {\r | |
54 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);\r | |
55 | if (NicHandle == NULL) {\r | |
56 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp4ProtocolGuid);\r | |
57 | if (NicHandle == NULL) {\r | |
58 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);\r | |
59 | if (NicHandle == NULL) {\r | |
60 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp4ProtocolGuid);\r | |
61 | if (NicHandle == NULL) {\r | |
62 | return NULL;\r | |
63 | }\r | |
64 | }\r | |
65 | }\r | |
66 | }\r | |
67 | }\r | |
68 | \r | |
69 | return NicHandle;\r | |
70 | }\r | |
71 | \r | |
72 | \r | |
73 | /**\r | |
74 | Get the Nic handle using any child handle in the IPv6 stack.\r | |
75 | \r | |
76 | @param[in] ControllerHandle Pointer to child handle over IPv6.\r | |
77 | \r | |
78 | @return NicHandle The pointer to the Nic handle.\r | |
79 | \r | |
80 | **/\r | |
81 | EFI_HANDLE\r | |
82 | PxeBcGetNicByIp6Children (\r | |
83 | IN EFI_HANDLE ControllerHandle\r | |
84 | )\r | |
85 | {\r | |
86 | EFI_HANDLE NicHandle;\r | |
87 | \r | |
88 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp6ProtocolGuid);\r | |
89 | if (NicHandle == NULL) {\r | |
90 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp6ProtocolGuid);\r | |
91 | if (NicHandle == NULL) {\r | |
92 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp6ProtocolGuid);\r | |
93 | if (NicHandle == NULL) {\r | |
94 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp6ProtocolGuid);\r | |
95 | if (NicHandle == NULL) {\r | |
96 | return NULL;\r | |
97 | }\r | |
98 | }\r | |
99 | }\r | |
100 | }\r | |
101 | \r | |
102 | return NicHandle;\r | |
103 | }\r | |
104 | \r | |
105 | \r | |
106 | /**\r | |
107 | Destroy the opened instances based on IPv4.\r | |
108 | \r | |
109 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
110 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
111 | \r | |
112 | **/\r | |
113 | VOID\r | |
114 | PxeBcDestroyIp4Children (\r | |
115 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
116 | IN PXEBC_PRIVATE_DATA *Private\r | |
117 | )\r | |
118 | {\r | |
119 | ASSERT(Private != NULL);\r | |
120 | \r | |
121 | if (Private->ArpChild != NULL) {\r | |
122 | //\r | |
123 | // Close Arp for PxeBc->Arp and destroy the instance.\r | |
124 | //\r | |
125 | gBS->CloseProtocol (\r | |
126 | Private->ArpChild,\r | |
127 | &gEfiArpProtocolGuid,\r | |
128 | This->DriverBindingHandle,\r | |
129 | Private->Controller\r | |
130 | );\r | |
131 | \r | |
132 | NetLibDestroyServiceChild (\r | |
133 | Private->Controller,\r | |
134 | This->DriverBindingHandle,\r | |
135 | &gEfiArpServiceBindingProtocolGuid,\r | |
136 | Private->ArpChild\r | |
137 | );\r | |
138 | }\r | |
139 | \r | |
140 | if (Private->Ip4Child != NULL) {\r | |
141 | //\r | |
142 | // Close Ip4 for background ICMP error message and destroy the instance.\r | |
143 | //\r | |
144 | gBS->CloseProtocol (\r | |
145 | Private->Ip4Child,\r | |
146 | &gEfiIp4ProtocolGuid,\r | |
147 | This->DriverBindingHandle,\r | |
148 | Private->Controller\r | |
149 | );\r | |
150 | \r | |
151 | NetLibDestroyServiceChild (\r | |
152 | Private->Controller,\r | |
153 | This->DriverBindingHandle,\r | |
154 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
155 | Private->Ip4Child\r | |
156 | );\r | |
157 | }\r | |
158 | \r | |
159 | if (Private->Udp4WriteChild != NULL) {\r | |
160 | //\r | |
161 | // Close Udp4 for PxeBc->UdpWrite and destroy the instance.\r | |
162 | //\r | |
163 | gBS->CloseProtocol (\r | |
164 | Private->Udp4WriteChild,\r | |
165 | &gEfiUdp4ProtocolGuid,\r | |
166 | This->DriverBindingHandle,\r | |
167 | Private->Controller\r | |
168 | );\r | |
169 | \r | |
170 | NetLibDestroyServiceChild (\r | |
171 | Private->Controller,\r | |
172 | This->DriverBindingHandle,\r | |
173 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
174 | Private->Udp4WriteChild\r | |
175 | );\r | |
176 | }\r | |
177 | \r | |
178 | if (Private->Udp4ReadChild != NULL) {\r | |
179 | //\r | |
180 | // Close Udp4 for PxeBc->UdpRead and destroy the instance.\r | |
181 | //\r | |
182 | gBS->CloseProtocol (\r | |
183 | Private->Udp4ReadChild,\r | |
184 | &gEfiUdp4ProtocolGuid,\r | |
185 | This->DriverBindingHandle,\r | |
186 | Private->Controller\r | |
187 | );\r | |
188 | \r | |
189 | NetLibDestroyServiceChild (\r | |
190 | Private->Controller,\r | |
191 | This->DriverBindingHandle,\r | |
192 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
193 | Private->Udp4ReadChild\r | |
194 | );\r | |
195 | }\r | |
196 | \r | |
197 | if (Private->Mtftp4Child != NULL) {\r | |
198 | //\r | |
199 | // Close Mtftp4 for PxeBc->Mtftp4 and destroy the instance.\r | |
200 | //\r | |
201 | gBS->CloseProtocol (\r | |
202 | Private->Mtftp4Child,\r | |
203 | &gEfiMtftp4ProtocolGuid,\r | |
204 | This->DriverBindingHandle,\r | |
205 | Private->Controller\r | |
206 | );\r | |
207 | \r | |
208 | NetLibDestroyServiceChild (\r | |
209 | Private->Controller,\r | |
210 | This->DriverBindingHandle,\r | |
211 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
212 | Private->Mtftp4Child\r | |
213 | );\r | |
214 | }\r | |
215 | \r | |
216 | if (Private->Dhcp4Child != NULL) {\r | |
217 | //\r | |
218 | // Close Dhcp4 for PxeBc->Dhcp4 and destroy the instance.\r | |
219 | //\r | |
220 | gBS->CloseProtocol (\r | |
221 | Private->Dhcp4Child,\r | |
222 | &gEfiDhcp4ProtocolGuid,\r | |
223 | This->DriverBindingHandle,\r | |
224 | Private->Controller\r | |
225 | );\r | |
226 | \r | |
227 | NetLibDestroyServiceChild (\r | |
228 | Private->Controller,\r | |
229 | This->DriverBindingHandle,\r | |
230 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
231 | Private->Dhcp4Child\r | |
232 | );\r | |
233 | }\r | |
234 | \r | |
235 | if (Private->Ip4Nic != NULL) {\r | |
236 | //\r | |
237 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r | |
238 | //\r | |
239 | gBS->CloseProtocol (\r | |
240 | Private->Controller,\r | |
241 | &gEfiCallerIdGuid,\r | |
242 | This->DriverBindingHandle,\r | |
243 | Private->Ip4Nic->Controller\r | |
244 | );\r | |
245 | \r | |
246 | gBS->UninstallMultipleProtocolInterfaces (\r | |
247 | Private->Ip4Nic->Controller,\r | |
248 | &gEfiDevicePathProtocolGuid,\r | |
249 | Private->Ip4Nic->DevicePath,\r | |
250 | &gEfiLoadFileProtocolGuid,\r | |
251 | &Private->Ip4Nic->LoadFile,\r | |
252 | &gEfiPxeBaseCodeProtocolGuid,\r | |
253 | &Private->PxeBc,\r | |
254 | NULL\r | |
255 | );\r | |
256 | \r | |
257 | if (Private->Snp != NULL) { \r | |
258 | //\r | |
259 | // Close SNP from the child virtual handle\r | |
260 | //\r | |
261 | gBS->CloseProtocol (\r | |
262 | Private->Ip4Nic->Controller,\r | |
263 | &gEfiSimpleNetworkProtocolGuid,\r | |
264 | This->DriverBindingHandle,\r | |
265 | Private->Ip4Nic->Controller\r | |
266 | );\r | |
267 | \r | |
268 | gBS->UninstallProtocolInterface (\r | |
269 | Private->Ip4Nic->Controller,\r | |
270 | &gEfiSimpleNetworkProtocolGuid,\r | |
271 | Private->Snp\r | |
272 | );\r | |
273 | }\r | |
274 | FreePool (Private->Ip4Nic);\r | |
275 | }\r | |
276 | \r | |
277 | Private->ArpChild = NULL;\r | |
278 | Private->Ip4Child = NULL;\r | |
279 | Private->Udp4WriteChild = NULL;\r | |
280 | Private->Udp4ReadChild = NULL;\r | |
281 | Private->Mtftp4Child = NULL;\r | |
282 | Private->Dhcp4Child = NULL;\r | |
283 | Private->Ip4Nic = NULL;\r | |
284 | }\r | |
285 | \r | |
286 | \r | |
287 | /**\r | |
288 | Destroy the opened instances based on IPv6.\r | |
289 | \r | |
290 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
291 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
292 | \r | |
293 | **/\r | |
294 | VOID\r | |
295 | PxeBcDestroyIp6Children (\r | |
296 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
297 | IN PXEBC_PRIVATE_DATA *Private\r | |
298 | )\r | |
299 | {\r | |
300 | ASSERT(Private != NULL);\r | |
301 | \r | |
302 | if (Private->Ip6Child != NULL) {\r | |
303 | //\r | |
304 | // Close Ip6 for Ip6->Ip6Config and destroy the instance.\r | |
305 | //\r | |
306 | gBS->CloseProtocol (\r | |
307 | Private->Ip6Child,\r | |
308 | &gEfiIp6ProtocolGuid,\r | |
309 | This->DriverBindingHandle,\r | |
310 | Private->Controller\r | |
311 | );\r | |
312 | \r | |
313 | NetLibDestroyServiceChild (\r | |
314 | Private->Controller,\r | |
315 | This->DriverBindingHandle,\r | |
316 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
317 | Private->Ip6Child\r | |
318 | );\r | |
319 | }\r | |
320 | \r | |
321 | if (Private->Udp6WriteChild != NULL) {\r | |
322 | //\r | |
323 | // Close Udp6 for PxeBc->UdpWrite and destroy the instance.\r | |
324 | //\r | |
325 | gBS->CloseProtocol (\r | |
326 | Private->Udp6WriteChild,\r | |
327 | &gEfiUdp6ProtocolGuid,\r | |
328 | This->DriverBindingHandle,\r | |
329 | Private->Controller\r | |
330 | );\r | |
331 | NetLibDestroyServiceChild (\r | |
332 | Private->Controller,\r | |
333 | This->DriverBindingHandle,\r | |
334 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
335 | Private->Udp6WriteChild\r | |
336 | );\r | |
337 | }\r | |
338 | \r | |
339 | if (Private->Udp6ReadChild != NULL) {\r | |
340 | //\r | |
341 | // Close Udp6 for PxeBc->UdpRead and destroy the instance.\r | |
342 | //\r | |
343 | gBS->CloseProtocol (\r | |
344 | Private->Udp6ReadChild,\r | |
345 | &gEfiUdp6ProtocolGuid,\r | |
346 | This->DriverBindingHandle,\r | |
347 | Private->Controller\r | |
348 | );\r | |
349 | NetLibDestroyServiceChild (\r | |
350 | Private->Controller,\r | |
351 | This->DriverBindingHandle,\r | |
352 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
353 | Private->Udp6ReadChild\r | |
354 | );\r | |
355 | }\r | |
356 | \r | |
357 | if (Private->Mtftp6Child != NULL) {\r | |
358 | //\r | |
359 | // Close Mtftp6 for PxeBc->Mtftp and destroy the instance.\r | |
360 | //\r | |
361 | gBS->CloseProtocol (\r | |
362 | Private->Mtftp6Child,\r | |
363 | &gEfiMtftp6ProtocolGuid,\r | |
364 | This->DriverBindingHandle,\r | |
365 | Private->Controller\r | |
366 | );\r | |
367 | \r | |
368 | NetLibDestroyServiceChild (\r | |
369 | Private->Controller,\r | |
370 | This->DriverBindingHandle,\r | |
371 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
372 | Private->Mtftp6Child\r | |
373 | );\r | |
374 | }\r | |
375 | \r | |
376 | if (Private->Dhcp6Child != NULL) {\r | |
377 | //\r | |
378 | // Close Dhcp6 for PxeBc->Dhcp and destroy the instance.\r | |
379 | //\r | |
380 | gBS->CloseProtocol (\r | |
381 | Private->Dhcp6Child,\r | |
382 | &gEfiDhcp6ProtocolGuid,\r | |
383 | This->DriverBindingHandle,\r | |
384 | Private->Controller\r | |
385 | );\r | |
386 | \r | |
387 | NetLibDestroyServiceChild (\r | |
388 | Private->Controller,\r | |
389 | This->DriverBindingHandle,\r | |
390 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
391 | Private->Dhcp6Child\r | |
392 | );\r | |
393 | }\r | |
394 | \r | |
395 | if (Private->Ip6Nic != NULL) {\r | |
396 | //\r | |
397 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r | |
398 | //\r | |
399 | gBS->CloseProtocol (\r | |
400 | Private->Controller,\r | |
401 | &gEfiCallerIdGuid,\r | |
402 | This->DriverBindingHandle,\r | |
403 | Private->Ip6Nic->Controller\r | |
404 | );\r | |
405 | \r | |
406 | gBS->UninstallMultipleProtocolInterfaces (\r | |
407 | Private->Ip6Nic->Controller,\r | |
408 | &gEfiDevicePathProtocolGuid,\r | |
409 | Private->Ip6Nic->DevicePath,\r | |
410 | &gEfiLoadFileProtocolGuid,\r | |
411 | &Private->Ip6Nic->LoadFile,\r | |
412 | &gEfiPxeBaseCodeProtocolGuid,\r | |
413 | &Private->PxeBc,\r | |
414 | NULL\r | |
415 | );\r | |
416 | if (Private->Snp != NULL) {\r | |
417 | //\r | |
418 | // Close SNP from the child virtual handle\r | |
419 | //\r | |
420 | gBS->CloseProtocol (\r | |
421 | Private->Ip6Nic->Controller,\r | |
422 | &gEfiSimpleNetworkProtocolGuid,\r | |
423 | This->DriverBindingHandle,\r | |
424 | Private->Ip6Nic->Controller\r | |
425 | );\r | |
426 | gBS->UninstallProtocolInterface (\r | |
427 | Private->Ip6Nic->Controller,\r | |
428 | &gEfiSimpleNetworkProtocolGuid,\r | |
429 | Private->Snp\r | |
430 | );\r | |
431 | }\r | |
432 | FreePool (Private->Ip6Nic);\r | |
433 | }\r | |
434 | \r | |
435 | Private->Ip6Child = NULL;\r | |
436 | Private->Udp6WriteChild = NULL;\r | |
437 | Private->Udp6ReadChild = NULL;\r | |
438 | Private->Mtftp6Child = NULL;\r | |
439 | Private->Dhcp6Child = NULL;\r | |
440 | Private->Ip6Nic = NULL;\r | |
441 | Private->Mode.Ipv6Available = FALSE;\r | |
442 | }\r | |
443 | \r | |
444 | \r | |
445 | /**\r | |
446 | Create the opened instances based on IPv4.\r | |
447 | \r | |
448 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
449 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
450 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
451 | \r | |
452 | @retval EFI_SUCCESS The instances based on IPv4 were all created successfully.\r | |
453 | @retval Others An unexpected error occurred.\r | |
454 | \r | |
455 | **/\r | |
456 | EFI_STATUS\r | |
457 | PxeBcCreateIp4Children (\r | |
458 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
459 | IN EFI_HANDLE ControllerHandle,\r | |
460 | IN PXEBC_PRIVATE_DATA *Private\r | |
461 | )\r | |
462 | {\r | |
463 | EFI_STATUS Status;\r | |
464 | IPv4_DEVICE_PATH Ip4Node;\r | |
465 | EFI_PXE_BASE_CODE_MODE *Mode;\r | |
466 | EFI_UDP4_CONFIG_DATA *Udp4CfgData;\r | |
467 | EFI_IP4_CONFIG_DATA *Ip4CfgData;\r | |
468 | EFI_IP4_MODE_DATA Ip4ModeData;\r | |
469 | PXEBC_PRIVATE_PROTOCOL *Id;\r | |
470 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
471 | \r | |
472 | if (Private->Ip4Nic != NULL) {\r | |
473 | //\r | |
474 | // Already created before.\r | |
475 | //\r | |
476 | return EFI_SUCCESS;\r | |
477 | }\r | |
478 | \r | |
479 | //\r | |
480 | // Create Dhcp4 child and open Dhcp4 protocol for PxeBc->Dhcp.\r | |
481 | //\r | |
482 | Status = NetLibCreateServiceChild (\r | |
483 | ControllerHandle,\r | |
484 | This->DriverBindingHandle,\r | |
485 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
486 | &Private->Dhcp4Child\r | |
487 | );\r | |
488 | if (EFI_ERROR (Status)) {\r | |
489 | goto ON_ERROR;\r | |
490 | }\r | |
491 | \r | |
492 | Status = gBS->OpenProtocol (\r | |
493 | Private->Dhcp4Child,\r | |
494 | &gEfiDhcp4ProtocolGuid,\r | |
495 | (VOID **) &Private->Dhcp4,\r | |
496 | This->DriverBindingHandle,\r | |
497 | ControllerHandle,\r | |
498 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
499 | );\r | |
500 | if (EFI_ERROR (Status)) {\r | |
501 | goto ON_ERROR;\r | |
502 | }\r | |
503 | \r | |
504 | //\r | |
505 | // Create Mtftp4 child and open Mtftp4 protocol for PxeBc->Mtftp.\r | |
506 | //\r | |
507 | Status = NetLibCreateServiceChild (\r | |
508 | ControllerHandle,\r | |
509 | This->DriverBindingHandle,\r | |
510 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
511 | &Private->Mtftp4Child\r | |
512 | );\r | |
513 | if (EFI_ERROR (Status)) {\r | |
514 | goto ON_ERROR;\r | |
515 | }\r | |
516 | \r | |
517 | Status = gBS->OpenProtocol (\r | |
518 | Private->Mtftp4Child,\r | |
519 | &gEfiMtftp4ProtocolGuid,\r | |
520 | (VOID **) &Private->Mtftp4,\r | |
521 | This->DriverBindingHandle,\r | |
522 | ControllerHandle,\r | |
523 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
524 | );\r | |
525 | if (EFI_ERROR (Status)) {\r | |
526 | goto ON_ERROR;\r | |
527 | }\r | |
528 | \r | |
529 | //\r | |
530 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpRead.\r | |
531 | //\r | |
532 | Status = NetLibCreateServiceChild (\r | |
533 | ControllerHandle,\r | |
534 | This->DriverBindingHandle,\r | |
535 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
536 | &Private->Udp4ReadChild\r | |
537 | );\r | |
538 | if (EFI_ERROR (Status)) {\r | |
539 | goto ON_ERROR;\r | |
540 | }\r | |
541 | \r | |
542 | Status = gBS->OpenProtocol (\r | |
543 | Private->Udp4ReadChild,\r | |
544 | &gEfiUdp4ProtocolGuid,\r | |
545 | (VOID **) &Private->Udp4Read,\r | |
546 | This->DriverBindingHandle,\r | |
547 | ControllerHandle,\r | |
548 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
549 | );\r | |
550 | if (EFI_ERROR (Status)) {\r | |
551 | goto ON_ERROR;\r | |
552 | }\r | |
553 | \r | |
554 | //\r | |
555 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpWrite.\r | |
556 | //\r | |
557 | Status = NetLibCreateServiceChild (\r | |
558 | ControllerHandle,\r | |
559 | This->DriverBindingHandle,\r | |
560 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
561 | &Private->Udp4WriteChild\r | |
562 | );\r | |
563 | if (EFI_ERROR (Status)) {\r | |
564 | goto ON_ERROR;\r | |
565 | }\r | |
566 | \r | |
567 | Status = gBS->OpenProtocol (\r | |
568 | Private->Udp4WriteChild,\r | |
569 | &gEfiUdp4ProtocolGuid,\r | |
570 | (VOID **) &Private->Udp4Write,\r | |
571 | This->DriverBindingHandle,\r | |
572 | ControllerHandle,\r | |
573 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
574 | );\r | |
575 | if (EFI_ERROR (Status)) {\r | |
576 | goto ON_ERROR;\r | |
577 | }\r | |
578 | \r | |
579 | //\r | |
580 | // Create Arp child and open Arp protocol for PxeBc->Arp.\r | |
581 | //\r | |
582 | Status = NetLibCreateServiceChild (\r | |
583 | ControllerHandle,\r | |
584 | This->DriverBindingHandle,\r | |
585 | &gEfiArpServiceBindingProtocolGuid,\r | |
586 | &Private->ArpChild\r | |
587 | );\r | |
588 | if (EFI_ERROR (Status)) {\r | |
589 | goto ON_ERROR;\r | |
590 | }\r | |
591 | \r | |
592 | Status = gBS->OpenProtocol (\r | |
593 | Private->ArpChild,\r | |
594 | &gEfiArpProtocolGuid,\r | |
595 | (VOID **) &Private->Arp,\r | |
596 | This->DriverBindingHandle,\r | |
597 | ControllerHandle,\r | |
598 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
599 | );\r | |
600 | if (EFI_ERROR (Status)) {\r | |
601 | goto ON_ERROR;\r | |
602 | }\r | |
603 | \r | |
604 | //\r | |
605 | // Create Ip4 child and open Ip4 protocol for background ICMP packets.\r | |
606 | //\r | |
607 | Status = NetLibCreateServiceChild (\r | |
608 | ControllerHandle,\r | |
609 | This->DriverBindingHandle,\r | |
610 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
611 | &Private->Ip4Child\r | |
612 | );\r | |
613 | if (EFI_ERROR (Status)) {\r | |
614 | goto ON_ERROR;\r | |
615 | }\r | |
616 | \r | |
617 | Status = gBS->OpenProtocol (\r | |
618 | Private->Ip4Child,\r | |
619 | &gEfiIp4ProtocolGuid,\r | |
620 | (VOID **) &Private->Ip4,\r | |
621 | This->DriverBindingHandle,\r | |
622 | ControllerHandle,\r | |
623 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
624 | );\r | |
625 | if (EFI_ERROR (Status)) {\r | |
626 | goto ON_ERROR;\r | |
627 | }\r | |
628 | \r | |
629 | //\r | |
630 | // Get max packet size from Ip4 to calculate block size for Tftp later.\r | |
631 | //\r | |
632 | Status = Private->Ip4->GetModeData (Private->Ip4, &Ip4ModeData, NULL, NULL);\r | |
633 | if (EFI_ERROR (Status)) {\r | |
634 | goto ON_ERROR;\r | |
635 | }\r | |
636 | \r | |
637 | Private->Ip4MaxPacketSize = Ip4ModeData.MaxPacketSize;\r | |
638 | \r | |
639 | Private->Ip4Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
640 | if (Private->Ip4Nic == NULL) {\r | |
641 | return EFI_OUT_OF_RESOURCES;\r | |
642 | }\r | |
643 | \r | |
644 | Private->Ip4Nic->Private = Private;\r | |
645 | Private->Ip4Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
646 | \r | |
647 | //\r | |
648 | // Create a device path node for Ipv4 virtual nic, and append it.\r | |
649 | //\r | |
650 | ZeroMem (&Ip4Node, sizeof (IPv4_DEVICE_PATH));\r | |
651 | Ip4Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
652 | Ip4Node.Header.SubType = MSG_IPv4_DP;\r | |
653 | Ip4Node.StaticIpAddress = FALSE;\r | |
654 | \r | |
655 | SetDevicePathNodeLength (&Ip4Node.Header, sizeof (Ip4Node));\r | |
656 | \r | |
657 | Private->Ip4Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip4Node.Header);\r | |
658 | \r | |
659 | if (Private->Ip4Nic->DevicePath == NULL) {\r | |
660 | Status = EFI_OUT_OF_RESOURCES;\r | |
661 | goto ON_ERROR;\r | |
662 | }\r | |
663 | \r | |
664 | CopyMem (\r | |
665 | &Private->Ip4Nic->LoadFile,\r | |
666 | &gLoadFileProtocolTemplate,\r | |
667 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
668 | );\r | |
669 | \r | |
670 | //\r | |
671 | // Create a new handle for IPv4 virtual nic,\r | |
672 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
673 | //\r | |
674 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
675 | &Private->Ip4Nic->Controller,\r | |
676 | &gEfiDevicePathProtocolGuid,\r | |
677 | Private->Ip4Nic->DevicePath,\r | |
678 | &gEfiLoadFileProtocolGuid,\r | |
679 | &Private->Ip4Nic->LoadFile,\r | |
680 | &gEfiPxeBaseCodeProtocolGuid,\r | |
681 | &Private->PxeBc,\r | |
682 | NULL\r | |
683 | );\r | |
684 | if (EFI_ERROR (Status)) {\r | |
685 | goto ON_ERROR;\r | |
686 | }\r | |
687 | \r | |
688 | if (Private->Snp != NULL) {\r | |
689 | //\r | |
690 | // Install SNP protocol on purpose is for some OS loader backward\r | |
691 | // compatibility consideration.\r | |
692 | //\r | |
693 | Status = gBS->InstallProtocolInterface (\r | |
694 | &Private->Ip4Nic->Controller,\r | |
695 | &gEfiSimpleNetworkProtocolGuid,\r | |
696 | EFI_NATIVE_INTERFACE,\r | |
697 | Private->Snp\r | |
698 | );\r | |
699 | if (EFI_ERROR (Status)) {\r | |
700 | goto ON_ERROR;\r | |
701 | }\r | |
702 | \r | |
703 | //\r | |
704 | // Open SNP on the child handle BY_DRIVER. It will prevent any additionally \r | |
705 | // layering to perform the experiment.\r | |
706 | //\r | |
707 | Status = gBS->OpenProtocol (\r | |
708 | Private->Ip4Nic->Controller,\r | |
709 | &gEfiSimpleNetworkProtocolGuid,\r | |
710 | (VOID **) &Snp,\r | |
711 | This->DriverBindingHandle,\r | |
712 | Private->Ip4Nic->Controller,\r | |
713 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
714 | );\r | |
715 | if (EFI_ERROR (Status)) {\r | |
716 | goto ON_ERROR;\r | |
717 | }\r | |
718 | }\r | |
719 | \r | |
720 | //\r | |
721 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r | |
722 | // real NIC handle and the virtual IPv4 NIC handle.\r | |
723 | //\r | |
724 | Status = gBS->OpenProtocol (\r | |
725 | ControllerHandle,\r | |
726 | &gEfiCallerIdGuid,\r | |
727 | (VOID **) &Id,\r | |
728 | This->DriverBindingHandle,\r | |
729 | Private->Ip4Nic->Controller,\r | |
730 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
731 | );\r | |
732 | if (EFI_ERROR (Status)) {\r | |
733 | goto ON_ERROR;\r | |
734 | }\r | |
735 | \r | |
736 | //\r | |
737 | // Set default configure data for Udp4Read and Ip4 instance.\r | |
738 | //\r | |
739 | Mode = Private->PxeBc.Mode;\r | |
740 | Udp4CfgData = &Private->Udp4CfgData;\r | |
741 | Ip4CfgData = &Private->Ip4CfgData;\r | |
742 | \r | |
743 | Udp4CfgData->AcceptBroadcast = FALSE;\r | |
744 | Udp4CfgData->AcceptAnyPort = TRUE;\r | |
745 | Udp4CfgData->AllowDuplicatePort = TRUE;\r | |
746 | Udp4CfgData->TypeOfService = Mode->ToS;\r | |
747 | Udp4CfgData->TimeToLive = Mode->TTL;\r | |
748 | Udp4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
749 | Udp4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
750 | \r | |
751 | Ip4CfgData->AcceptIcmpErrors = TRUE;\r | |
752 | Ip4CfgData->DefaultProtocol = EFI_IP_PROTO_ICMP;\r | |
753 | Ip4CfgData->TypeOfService = Mode->ToS;\r | |
754 | Ip4CfgData->TimeToLive = Mode->TTL;\r | |
755 | Ip4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
756 | Ip4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
757 | \r | |
758 | return EFI_SUCCESS;\r | |
759 | \r | |
760 | ON_ERROR:\r | |
761 | PxeBcDestroyIp4Children (This, Private);\r | |
762 | return Status;\r | |
763 | }\r | |
764 | \r | |
765 | \r | |
766 | /**\r | |
767 | Create the opened instances based on IPv6.\r | |
768 | \r | |
769 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
770 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
771 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
772 | \r | |
773 | @retval EFI_SUCCESS The instances based on IPv6 were all created successfully.\r | |
774 | @retval Others An unexpected error occurred.\r | |
775 | \r | |
776 | **/\r | |
777 | EFI_STATUS\r | |
778 | PxeBcCreateIp6Children (\r | |
779 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
780 | IN EFI_HANDLE ControllerHandle,\r | |
781 | IN PXEBC_PRIVATE_DATA *Private\r | |
782 | )\r | |
783 | {\r | |
784 | EFI_STATUS Status;\r | |
785 | IPv6_DEVICE_PATH Ip6Node;\r | |
786 | EFI_UDP6_CONFIG_DATA *Udp6CfgData;\r | |
787 | EFI_IP6_CONFIG_DATA *Ip6CfgData;\r | |
788 | EFI_IP6_MODE_DATA Ip6ModeData;\r | |
789 | PXEBC_PRIVATE_PROTOCOL *Id;\r | |
790 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
791 | UINTN Index;\r | |
792 | \r | |
793 | if (Private->Ip6Nic != NULL) {\r | |
794 | //\r | |
795 | // Already created before.\r | |
796 | //\r | |
797 | return EFI_SUCCESS;\r | |
798 | }\r | |
799 | \r | |
800 | Private->Ip6Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
801 | \r | |
802 | if (Private->Ip6Nic == NULL) {\r | |
803 | return EFI_OUT_OF_RESOURCES;\r | |
804 | }\r | |
805 | \r | |
806 | Private->Ip6Nic->Private = Private;\r | |
807 | Private->Ip6Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
808 | \r | |
809 | //\r | |
810 | // Create Dhcp6 child and open Dhcp6 protocol for PxeBc->Dhcp.\r | |
811 | //\r | |
812 | Status = NetLibCreateServiceChild (\r | |
813 | ControllerHandle,\r | |
814 | This->DriverBindingHandle,\r | |
815 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
816 | &Private->Dhcp6Child\r | |
817 | );\r | |
818 | if (EFI_ERROR (Status)) {\r | |
819 | goto ON_ERROR;\r | |
820 | }\r | |
821 | \r | |
822 | Status = gBS->OpenProtocol (\r | |
823 | Private->Dhcp6Child,\r | |
824 | &gEfiDhcp6ProtocolGuid,\r | |
825 | (VOID **) &Private->Dhcp6,\r | |
826 | This->DriverBindingHandle,\r | |
827 | ControllerHandle,\r | |
828 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
829 | );\r | |
830 | if (EFI_ERROR (Status)) {\r | |
831 | goto ON_ERROR;\r | |
832 | }\r | |
833 | \r | |
834 | //\r | |
835 | // Generate a random IAID for the Dhcp6 assigned address.\r | |
836 | //\r | |
837 | Private->IaId = NET_RANDOM (NetRandomInitSeed ());\r | |
838 | if (Private->Snp != NULL) {\r | |
839 | for (Index = 0; Index < Private->Snp->Mode->HwAddressSize; Index++) {\r | |
840 | Private->IaId |= (Private->Snp->Mode->CurrentAddress.Addr[Index] << ((Index << 3) & 31));\r | |
841 | } \r | |
842 | }\r | |
843 | \r | |
844 | //\r | |
845 | // Create Mtftp6 child and open Mtftp6 protocol for PxeBc->Mtftp.\r | |
846 | //\r | |
847 | Status = NetLibCreateServiceChild (\r | |
848 | ControllerHandle,\r | |
849 | This->DriverBindingHandle,\r | |
850 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
851 | &Private->Mtftp6Child\r | |
852 | );\r | |
853 | if (EFI_ERROR (Status)) {\r | |
854 | goto ON_ERROR;\r | |
855 | }\r | |
856 | \r | |
857 | Status = gBS->OpenProtocol (\r | |
858 | Private->Mtftp6Child,\r | |
859 | &gEfiMtftp6ProtocolGuid,\r | |
860 | (VOID **) &Private->Mtftp6,\r | |
861 | This->DriverBindingHandle,\r | |
862 | ControllerHandle,\r | |
863 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
864 | );\r | |
865 | if (EFI_ERROR (Status)) {\r | |
866 | goto ON_ERROR;\r | |
867 | }\r | |
868 | \r | |
869 | //\r | |
870 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpRead.\r | |
871 | //\r | |
872 | Status = NetLibCreateServiceChild (\r | |
873 | ControllerHandle,\r | |
874 | This->DriverBindingHandle,\r | |
875 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
876 | &Private->Udp6ReadChild\r | |
877 | );\r | |
878 | if (EFI_ERROR (Status)) {\r | |
879 | goto ON_ERROR;\r | |
880 | }\r | |
881 | \r | |
882 | Status = gBS->OpenProtocol (\r | |
883 | Private->Udp6ReadChild,\r | |
884 | &gEfiUdp6ProtocolGuid,\r | |
885 | (VOID **) &Private->Udp6Read,\r | |
886 | This->DriverBindingHandle,\r | |
887 | ControllerHandle,\r | |
888 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
889 | );\r | |
890 | if (EFI_ERROR (Status)) {\r | |
891 | goto ON_ERROR;\r | |
892 | }\r | |
893 | \r | |
894 | //\r | |
895 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpWrite.\r | |
896 | //\r | |
897 | Status = NetLibCreateServiceChild (\r | |
898 | ControllerHandle,\r | |
899 | This->DriverBindingHandle,\r | |
900 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
901 | &Private->Udp6WriteChild\r | |
902 | );\r | |
903 | if (EFI_ERROR (Status)) {\r | |
904 | goto ON_ERROR;\r | |
905 | }\r | |
906 | \r | |
907 | Status = gBS->OpenProtocol (\r | |
908 | Private->Udp6WriteChild,\r | |
909 | &gEfiUdp6ProtocolGuid,\r | |
910 | (VOID **) &Private->Udp6Write,\r | |
911 | This->DriverBindingHandle,\r | |
912 | ControllerHandle,\r | |
913 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
914 | );\r | |
915 | if (EFI_ERROR (Status)) {\r | |
916 | goto ON_ERROR;\r | |
917 | }\r | |
918 | \r | |
919 | //\r | |
920 | // Create Ip6 child and open Ip6 protocol for background ICMP6 packets.\r | |
921 | //\r | |
922 | Status = NetLibCreateServiceChild (\r | |
923 | ControllerHandle,\r | |
924 | This->DriverBindingHandle,\r | |
925 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
926 | &Private->Ip6Child\r | |
927 | );\r | |
928 | if (EFI_ERROR (Status)) {\r | |
929 | goto ON_ERROR;\r | |
930 | }\r | |
931 | \r | |
932 | Status = gBS->OpenProtocol (\r | |
933 | Private->Ip6Child,\r | |
934 | &gEfiIp6ProtocolGuid,\r | |
935 | (VOID **) &Private->Ip6,\r | |
936 | This->DriverBindingHandle,\r | |
937 | ControllerHandle,\r | |
938 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
939 | );\r | |
940 | if (EFI_ERROR (Status)) {\r | |
941 | goto ON_ERROR;\r | |
942 | }\r | |
943 | \r | |
944 | //\r | |
945 | // Get max packet size from Ip6 to calculate block size for Tftp later.\r | |
946 | //\r | |
947 | Status = Private->Ip6->GetModeData (Private->Ip6, &Ip6ModeData, NULL, NULL);\r | |
948 | if (EFI_ERROR (Status)) {\r | |
949 | goto ON_ERROR;\r | |
950 | }\r | |
951 | \r | |
952 | Private->Ip6MaxPacketSize = Ip6ModeData.MaxPacketSize;\r | |
953 | \r | |
954 | //\r | |
955 | // Locate Ip6->Ip6Config and store it for set IPv6 address.\r | |
956 | //\r | |
957 | Status = gBS->HandleProtocol (\r | |
958 | ControllerHandle,\r | |
959 | &gEfiIp6ConfigProtocolGuid,\r | |
960 | (VOID **) &Private->Ip6Cfg\r | |
961 | );\r | |
962 | if (EFI_ERROR (Status)) {\r | |
963 | goto ON_ERROR;\r | |
964 | }\r | |
965 | \r | |
966 | //\r | |
967 | // Create a device path node for Ipv6 virtual nic, and append it.\r | |
968 | //\r | |
969 | ZeroMem (&Ip6Node, sizeof (IPv6_DEVICE_PATH));\r | |
970 | Ip6Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
971 | Ip6Node.Header.SubType = MSG_IPv6_DP;\r | |
972 | Ip6Node.PrefixLength = IP6_PREFIX_LENGTH;\r | |
973 | \r | |
974 | SetDevicePathNodeLength (&Ip6Node.Header, sizeof (Ip6Node));\r | |
975 | \r | |
976 | Private->Ip6Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip6Node.Header);\r | |
977 | \r | |
978 | if (Private->Ip6Nic->DevicePath == NULL) {\r | |
979 | Status = EFI_OUT_OF_RESOURCES;\r | |
980 | goto ON_ERROR;\r | |
981 | }\r | |
982 | \r | |
983 | CopyMem (\r | |
984 | &Private->Ip6Nic->LoadFile,\r | |
985 | &gLoadFileProtocolTemplate,\r | |
986 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
987 | );\r | |
988 | \r | |
989 | //\r | |
990 | // Create a new handle for IPv6 virtual nic,\r | |
991 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
992 | //\r | |
993 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
994 | &Private->Ip6Nic->Controller,\r | |
995 | &gEfiDevicePathProtocolGuid,\r | |
996 | Private->Ip6Nic->DevicePath,\r | |
997 | &gEfiLoadFileProtocolGuid,\r | |
998 | &Private->Ip6Nic->LoadFile,\r | |
999 | &gEfiPxeBaseCodeProtocolGuid,\r | |
1000 | &Private->PxeBc,\r | |
1001 | NULL\r | |
1002 | );\r | |
1003 | if (EFI_ERROR (Status)) {\r | |
1004 | goto ON_ERROR;\r | |
1005 | }\r | |
1006 | \r | |
1007 | if (Private->Snp != NULL) {\r | |
1008 | //\r | |
1009 | // Install SNP protocol on purpose is for some OS loader backward\r | |
1010 | // compatibility consideration.\r | |
1011 | //\r | |
1012 | Status = gBS->InstallProtocolInterface (\r | |
1013 | &Private->Ip6Nic->Controller,\r | |
1014 | &gEfiSimpleNetworkProtocolGuid,\r | |
1015 | EFI_NATIVE_INTERFACE,\r | |
1016 | Private->Snp\r | |
1017 | );\r | |
1018 | if (EFI_ERROR (Status)) {\r | |
1019 | goto ON_ERROR;\r | |
1020 | }\r | |
1021 | \r | |
1022 | //\r | |
1023 | // Open SNP on the child handle BY_DRIVER. It will prevent any additionally \r | |
1024 | // layering to perform the experiment.\r | |
1025 | //\r | |
1026 | Status = gBS->OpenProtocol (\r | |
1027 | Private->Ip6Nic->Controller,\r | |
1028 | &gEfiSimpleNetworkProtocolGuid,\r | |
1029 | (VOID **) &Snp,\r | |
1030 | This->DriverBindingHandle,\r | |
1031 | Private->Ip6Nic->Controller,\r | |
1032 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1033 | );\r | |
1034 | if (EFI_ERROR (Status)) {\r | |
1035 | goto ON_ERROR;\r | |
1036 | }\r | |
1037 | }\r | |
1038 | \r | |
1039 | //\r | |
1040 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r | |
1041 | // real NIC handle and the virtual IPv6 NIC handle.\r | |
1042 | //\r | |
1043 | Status = gBS->OpenProtocol (\r | |
1044 | ControllerHandle,\r | |
1045 | &gEfiCallerIdGuid,\r | |
1046 | (VOID **) &Id,\r | |
1047 | This->DriverBindingHandle,\r | |
1048 | Private->Ip6Nic->Controller,\r | |
1049 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
1050 | );\r | |
1051 | if (EFI_ERROR (Status)) {\r | |
1052 | goto ON_ERROR;\r | |
1053 | }\r | |
1054 | \r | |
1055 | //\r | |
1056 | // Set IPv6 avaiable flag and set default configure data for\r | |
1057 | // Udp6Read and Ip6 instance.\r | |
1058 | //\r | |
1059 | Private->Mode.Ipv6Available = TRUE;\r | |
1060 | Udp6CfgData = &Private->Udp6CfgData;\r | |
1061 | Ip6CfgData = &Private->Ip6CfgData;\r | |
1062 | \r | |
1063 | Udp6CfgData->AcceptAnyPort = TRUE;\r | |
1064 | Udp6CfgData->AllowDuplicatePort = TRUE;\r | |
1065 | Udp6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1066 | Udp6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1067 | Udp6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1068 | \r | |
1069 | Ip6CfgData->AcceptIcmpErrors = TRUE;\r | |
1070 | Ip6CfgData->DefaultProtocol = IP6_ICMP;\r | |
1071 | Ip6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1072 | Ip6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1073 | Ip6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1074 | \r | |
1075 | return EFI_SUCCESS;\r | |
1076 | \r | |
1077 | ON_ERROR:\r | |
1078 | PxeBcDestroyIp6Children (This, Private);\r | |
1079 | return Status;\r | |
1080 | }\r | |
1081 | \r | |
1082 | \r | |
1083 | /**\r | |
1084 | The entry point for UefiPxeBc driver that installs the driver\r | |
1085 | binding and component name protocol on its image.\r | |
1086 | \r | |
1087 | @param[in] ImageHandle The Image handle of the driver.\r | |
1088 | @param[in] SystemTable The system table.\r | |
1089 | \r | |
1090 | @return EFI_SUCCESS\r | |
1091 | @return Others\r | |
1092 | \r | |
1093 | **/\r | |
1094 | EFI_STATUS\r | |
1095 | EFIAPI\r | |
1096 | PxeBcDriverEntryPoint (\r | |
1097 | IN EFI_HANDLE ImageHandle,\r | |
1098 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1099 | )\r | |
1100 | {\r | |
1101 | EFI_STATUS Status;\r | |
1102 | \r | |
1103 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
1104 | ImageHandle,\r | |
1105 | SystemTable,\r | |
1106 | &gPxeBcIp4DriverBinding,\r | |
1107 | ImageHandle,\r | |
1108 | &gPxeBcComponentName,\r | |
1109 | &gPxeBcComponentName2\r | |
1110 | );\r | |
1111 | if (EFI_ERROR (Status)) {\r | |
1112 | return Status;\r | |
1113 | }\r | |
1114 | \r | |
1115 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
1116 | ImageHandle,\r | |
1117 | SystemTable,\r | |
1118 | &gPxeBcIp6DriverBinding,\r | |
1119 | NULL,\r | |
1120 | &gPxeBcComponentName,\r | |
1121 | &gPxeBcComponentName2\r | |
1122 | );\r | |
1123 | if (EFI_ERROR (Status)) {\r | |
1124 | gBS->UninstallMultipleProtocolInterfaces (\r | |
1125 | ImageHandle,\r | |
1126 | &gEfiDriverBindingProtocolGuid,\r | |
1127 | &gPxeBcIp4DriverBinding,\r | |
1128 | &gEfiComponentName2ProtocolGuid,\r | |
1129 | &gPxeBcComponentName2,\r | |
1130 | &gEfiComponentNameProtocolGuid,\r | |
1131 | &gPxeBcComponentName,\r | |
1132 | NULL\r | |
1133 | );\r | |
1134 | }\r | |
1135 | \r | |
1136 | return Status;\r | |
1137 | }\r | |
1138 | \r | |
1139 | /**\r | |
1140 | Test to see if this driver supports ControllerHandle. This is the worker function for\r | |
1141 | PxeBcIp4(6)DriverBindingSupported.\r | |
1142 | \r | |
1143 | @param[in] This The pointer to the driver binding protocol.\r | |
1144 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1145 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1146 | device to be started.\r | |
1147 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r | |
1148 | \r | |
1149 | @retval EFI_SUCCESS This driver supports this device.\r | |
1150 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1151 | \r | |
1152 | **/\r | |
1153 | EFI_STATUS\r | |
1154 | EFIAPI\r | |
1155 | PxeBcSupported (\r | |
1156 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1157 | IN EFI_HANDLE ControllerHandle,\r | |
1158 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r | |
1159 | IN UINT8 IpVersion\r | |
1160 | )\r | |
1161 | {\r | |
1162 | EFI_STATUS Status;\r | |
1163 | EFI_GUID *DhcpServiceBindingGuid;\r | |
1164 | EFI_GUID *MtftpServiceBindingGuid;\r | |
1165 | \r | |
1166 | if (IpVersion == IP_VERSION_4) {\r | |
1167 | DhcpServiceBindingGuid = &gEfiDhcp4ServiceBindingProtocolGuid;\r | |
1168 | MtftpServiceBindingGuid = &gEfiMtftp4ServiceBindingProtocolGuid;\r | |
1169 | } else {\r | |
1170 | DhcpServiceBindingGuid = &gEfiDhcp6ServiceBindingProtocolGuid;\r | |
1171 | MtftpServiceBindingGuid = &gEfiMtftp6ServiceBindingProtocolGuid;\r | |
1172 | }\r | |
1173 | \r | |
1174 | //\r | |
1175 | // Try to open the Mtftp and Dhcp protocol to test whether IP stack is ready.\r | |
1176 | //\r | |
1177 | Status = gBS->OpenProtocol (\r | |
1178 | ControllerHandle,\r | |
1179 | DhcpServiceBindingGuid,\r | |
1180 | NULL,\r | |
1181 | This->DriverBindingHandle,\r | |
1182 | ControllerHandle,\r | |
1183 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1184 | );\r | |
1185 | if (!EFI_ERROR (Status)) {\r | |
1186 | Status = gBS->OpenProtocol (\r | |
1187 | ControllerHandle,\r | |
1188 | MtftpServiceBindingGuid,\r | |
1189 | NULL,\r | |
1190 | This->DriverBindingHandle,\r | |
1191 | ControllerHandle,\r | |
1192 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1193 | );\r | |
1194 | }\r | |
1195 | \r | |
1196 | //\r | |
1197 | // It's unsupported case if IP stack are not ready.\r | |
1198 | //\r | |
1199 | if (EFI_ERROR (Status)) {\r | |
1200 | return EFI_UNSUPPORTED;\r | |
1201 | }\r | |
1202 | \r | |
1203 | return EFI_SUCCESS;\r | |
1204 | }\r | |
1205 | \r | |
1206 | /**\r | |
1207 | Start this driver on ControllerHandle. This is the worker function for\r | |
1208 | PxeBcIp4(6)DriverBindingStart.\r | |
1209 | \r | |
1210 | @param[in] This The pointer to the driver binding protocol.\r | |
1211 | @param[in] ControllerHandle The handle of device to be started.\r | |
1212 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1213 | device to be started.\r | |
1214 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r | |
1215 | \r | |
1216 | \r | |
1217 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1218 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1219 | @retval other This driver does not support this device.\r | |
1220 | \r | |
1221 | **/\r | |
1222 | EFI_STATUS\r | |
1223 | EFIAPI\r | |
1224 | PxeBcStart (\r | |
1225 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1226 | IN EFI_HANDLE ControllerHandle,\r | |
1227 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r | |
1228 | IN UINT8 IpVersion\r | |
1229 | )\r | |
1230 | {\r | |
1231 | PXEBC_PRIVATE_DATA *Private;\r | |
1232 | EFI_STATUS Status;\r | |
1233 | PXEBC_PRIVATE_PROTOCOL *Id;\r | |
1234 | BOOLEAN FirstStart;\r | |
1235 | \r | |
1236 | FirstStart = FALSE;\r | |
1237 | Status = gBS->OpenProtocol (\r | |
1238 | ControllerHandle,\r | |
1239 | &gEfiCallerIdGuid,\r | |
1240 | (VOID **) &Id,\r | |
1241 | This->DriverBindingHandle,\r | |
1242 | ControllerHandle,\r | |
1243 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1244 | );\r | |
1245 | if (!EFI_ERROR (Status)) {\r | |
1246 | //\r | |
1247 | // Skip the initialization if the driver has been started already.\r | |
1248 | //\r | |
1249 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r | |
1250 | } else {\r | |
1251 | FirstStart = TRUE;\r | |
1252 | //\r | |
1253 | // If the driver has not been started yet, it should do initialization.\r | |
1254 | //\r | |
1255 | Private = AllocateZeroPool (sizeof (PXEBC_PRIVATE_DATA));\r | |
1256 | if (Private == NULL) {\r | |
1257 | return EFI_OUT_OF_RESOURCES;\r | |
1258 | }\r | |
1259 | \r | |
1260 | CopyMem (\r | |
1261 | &Private->PxeBc,\r | |
1262 | &gPxeBcProtocolTemplate,\r | |
1263 | sizeof (EFI_PXE_BASE_CODE_PROTOCOL)\r | |
1264 | );\r | |
1265 | \r | |
1266 | Private->Signature = PXEBC_PRIVATE_DATA_SIGNATURE;\r | |
1267 | Private->Controller = ControllerHandle;\r | |
1268 | Private->Image = This->ImageHandle;\r | |
1269 | Private->PxeBc.Mode = &Private->Mode;\r | |
1270 | Private->Mode.Ipv6Supported = TRUE;\r | |
1271 | Private->Mode.AutoArp = TRUE;\r | |
1272 | Private->Mode.TTL = DEFAULT_TTL;\r | |
1273 | Private->Mode.ToS = DEFAULT_ToS;\r | |
1274 | \r | |
1275 | //\r | |
1276 | // Open device path to prepare for appending virtual NIC node.\r | |
1277 | //\r | |
1278 | Status = gBS->OpenProtocol (\r | |
1279 | ControllerHandle,\r | |
1280 | &gEfiDevicePathProtocolGuid,\r | |
1281 | (VOID **) &Private->DevicePath,\r | |
1282 | This->DriverBindingHandle,\r | |
1283 | ControllerHandle,\r | |
1284 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1285 | );\r | |
1286 | \r | |
1287 | if (EFI_ERROR (Status)) {\r | |
1288 | goto ON_ERROR;\r | |
1289 | }\r | |
1290 | \r | |
1291 | //\r | |
1292 | // Get the NII interface if it exists, it's not required.\r | |
1293 | //\r | |
1294 | Status = gBS->OpenProtocol (\r | |
1295 | ControllerHandle,\r | |
1296 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
1297 | (VOID **) &Private->Nii,\r | |
1298 | This->DriverBindingHandle,\r | |
1299 | ControllerHandle,\r | |
1300 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1301 | );\r | |
1302 | if (EFI_ERROR (Status)) {\r | |
1303 | Private->Nii = NULL;\r | |
1304 | }\r | |
1305 | \r | |
1306 | //\r | |
1307 | // Install PxeBaseCodePrivate protocol onto the real NIC handler.\r | |
1308 | // PxeBaseCodePrivate protocol is only used to keep the relationship between \r | |
1309 | // NIC handle and virtual child handles.\r | |
1310 | // gEfiCallerIdGuid will be used as its protocol guid.\r | |
1311 | //\r | |
1312 | Status = gBS->InstallProtocolInterface (\r | |
1313 | &ControllerHandle,\r | |
1314 | &gEfiCallerIdGuid,\r | |
1315 | EFI_NATIVE_INTERFACE,\r | |
1316 | &Private->Id\r | |
1317 | );\r | |
1318 | if (EFI_ERROR (Status)) {\r | |
1319 | goto ON_ERROR;\r | |
1320 | }\r | |
1321 | \r | |
1322 | //\r | |
1323 | // Try to locate SNP protocol.\r | |
1324 | //\r | |
1325 | NetLibGetSnpHandle(ControllerHandle, &Private->Snp); \r | |
1326 | }\r | |
1327 | \r | |
1328 | if (IpVersion == IP_VERSION_4) {\r | |
1329 | //\r | |
1330 | // Try to create virtual NIC handle for IPv4.\r | |
1331 | //\r | |
1332 | Status = PxeBcCreateIp4Children (This, ControllerHandle, Private);\r | |
1333 | } else {\r | |
1334 | //\r | |
1335 | // Try to create virtual NIC handle for IPv6.\r | |
1336 | //\r | |
1337 | Status = PxeBcCreateIp6Children (This, ControllerHandle, Private);\r | |
1338 | }\r | |
1339 | if (EFI_ERROR (Status)) {\r | |
1340 | //\r | |
1341 | // Failed to start PXE driver if IPv4 and IPv6 stack are both not available.\r | |
1342 | //\r | |
1343 | Status = EFI_DEVICE_ERROR;\r | |
1344 | goto ON_ERROR;\r | |
1345 | }\r | |
1346 | \r | |
1347 | return EFI_SUCCESS;\r | |
1348 | \r | |
1349 | ON_ERROR:\r | |
1350 | if (FirstStart) {\r | |
1351 | gBS->UninstallProtocolInterface (\r | |
1352 | ControllerHandle,\r | |
1353 | &gEfiCallerIdGuid,\r | |
1354 | &Private->Id\r | |
1355 | );\r | |
1356 | if (Private != NULL) {\r | |
1357 | FreePool (Private);\r | |
1358 | }\r | |
1359 | }\r | |
1360 | \r | |
1361 | if (IpVersion == IP_VERSION_4) {\r | |
1362 | PxeBcDestroyIp4Children (This, Private);\r | |
1363 | } else {\r | |
1364 | PxeBcDestroyIp6Children (This, Private);\r | |
1365 | }\r | |
1366 | \r | |
1367 | return Status;\r | |
1368 | }\r | |
1369 | \r | |
1370 | \r | |
1371 | /**\r | |
1372 | Stop this driver on ControllerHandle. This is the worker function for\r | |
1373 | PxeBcIp4(6)DriverBindingStop.\r | |
1374 | \r | |
1375 | @param[in] This Protocol instance pointer.\r | |
1376 | @param[in] ControllerHandle Handle of device to stop driver on.\r | |
1377 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1378 | children is zero stop the entire bus driver.\r | |
1379 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1380 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r | |
1381 | \r | |
1382 | @retval EFI_SUCCESS This driver was removed ControllerHandle.\r | |
1383 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1384 | @retval Others This driver was not removed from this device\r | |
1385 | \r | |
1386 | **/\r | |
1387 | EFI_STATUS\r | |
1388 | EFIAPI\r | |
1389 | PxeBcStop (\r | |
1390 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1391 | IN EFI_HANDLE ControllerHandle,\r | |
1392 | IN UINTN NumberOfChildren,\r | |
1393 | IN EFI_HANDLE *ChildHandleBuffer,\r | |
1394 | IN UINT8 IpVersion\r | |
1395 | )\r | |
1396 | {\r | |
1397 | PXEBC_PRIVATE_DATA *Private;\r | |
1398 | PXEBC_VIRTUAL_NIC *VirtualNic;\r | |
1399 | EFI_LOAD_FILE_PROTOCOL *LoadFile;\r | |
1400 | EFI_STATUS Status;\r | |
1401 | EFI_HANDLE NicHandle;\r | |
1402 | BOOLEAN IsIpv6;\r | |
1403 | PXEBC_PRIVATE_PROTOCOL *Id;\r | |
1404 | \r | |
1405 | Private = NULL;\r | |
1406 | NicHandle = NULL;\r | |
1407 | VirtualNic = NULL;\r | |
1408 | LoadFile = NULL;\r | |
1409 | Id = NULL;\r | |
1410 | IsIpv6 = FALSE;\r | |
1411 | \r | |
1412 | Status = gBS->OpenProtocol (\r | |
1413 | ControllerHandle,\r | |
1414 | &gEfiLoadFileProtocolGuid,\r | |
1415 | (VOID **) &LoadFile,\r | |
1416 | This->DriverBindingHandle,\r | |
1417 | ControllerHandle,\r | |
1418 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1419 | );\r | |
1420 | if (EFI_ERROR (Status)) {\r | |
1421 | //\r | |
1422 | // Get the Nic handle by any pass-over service child handle.\r | |
1423 | //\r | |
1424 | if (IpVersion == IP_VERSION_4) {\r | |
1425 | NicHandle = PxeBcGetNicByIp4Children (ControllerHandle);\r | |
1426 | } else {\r | |
1427 | NicHandle = PxeBcGetNicByIp6Children (ControllerHandle);\r | |
1428 | }\r | |
1429 | if (NicHandle == NULL) {\r | |
1430 | return EFI_SUCCESS;\r | |
1431 | }\r | |
1432 | \r | |
1433 | //\r | |
1434 | // Try to retrieve the private data by PxeBcPrivate protocol.\r | |
1435 | //\r | |
1436 | Status = gBS->OpenProtocol (\r | |
1437 | NicHandle,\r | |
1438 | &gEfiCallerIdGuid,\r | |
1439 | (VOID **) &Id,\r | |
1440 | This->DriverBindingHandle,\r | |
1441 | ControllerHandle,\r | |
1442 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1443 | );\r | |
1444 | if (EFI_ERROR (Status)) {\r | |
1445 | return Status;\r | |
1446 | }\r | |
1447 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r | |
1448 | \r | |
1449 | } else {\r | |
1450 | //\r | |
1451 | // It's a virtual handle with LoadFileProtocol.\r | |
1452 | //\r | |
1453 | Status = gBS->OpenProtocol (\r | |
1454 | ControllerHandle,\r | |
1455 | &gEfiLoadFileProtocolGuid,\r | |
1456 | (VOID **) &LoadFile,\r | |
1457 | This->DriverBindingHandle,\r | |
1458 | ControllerHandle,\r | |
1459 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1460 | );\r | |
1461 | if (EFI_ERROR (Status)) {\r | |
1462 | return Status;\r | |
1463 | }\r | |
1464 | \r | |
1465 | VirtualNic = PXEBC_VIRTUAL_NIC_FROM_LOADFILE (LoadFile);\r | |
1466 | Private = VirtualNic->Private;\r | |
1467 | NicHandle = Private->Controller;\r | |
1468 | }\r | |
1469 | \r | |
1470 | //\r | |
1471 | // Stop functionality of PXE Base Code protocol\r | |
1472 | //\r | |
1473 | Status = Private->PxeBc.Stop (&Private->PxeBc);\r | |
1474 | if (Status != EFI_SUCCESS && Status != EFI_NOT_STARTED) {\r | |
1475 | return Status;\r | |
1476 | }\r | |
1477 | \r | |
1478 | \r | |
1479 | if (Private->Ip4Nic != NULL && IpVersion == IP_VERSION_4) {\r | |
1480 | PxeBcDestroyIp4Children (This, Private);\r | |
1481 | }\r | |
1482 | \r | |
1483 | if (Private->Ip6Nic != NULL && IpVersion == IP_VERSION_6) {\r | |
1484 | PxeBcDestroyIp6Children (This, Private);\r | |
1485 | }\r | |
1486 | \r | |
1487 | if (Private->Ip4Nic == NULL && Private->Ip6Nic == NULL) {\r | |
1488 | gBS->UninstallProtocolInterface (\r | |
1489 | NicHandle,\r | |
1490 | &gEfiCallerIdGuid,\r | |
1491 | &Private->Id\r | |
1492 | );\r | |
1493 | FreePool (Private);\r | |
1494 | }\r | |
1495 | \r | |
1496 | return EFI_SUCCESS;\r | |
1497 | }\r | |
1498 | \r | |
1499 | /**\r | |
1500 | Test to see if this driver supports ControllerHandle. This service\r | |
1501 | is called by the EFI boot service ConnectController(). In\r | |
1502 | order to make drivers as small as possible, there are a few calling\r | |
1503 | restrictions for this service. ConnectController() must\r | |
1504 | follow these calling restrictions. If any other agent wishes to call\r | |
1505 | Supported() it must also follow these calling restrictions.\r | |
1506 | \r | |
1507 | @param[in] This The pointer to the driver binding protocol.\r | |
1508 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1509 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1510 | device to be started.\r | |
1511 | \r | |
1512 | @retval EFI_SUCCESS This driver supports this device.\r | |
1513 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1514 | \r | |
1515 | **/\r | |
1516 | EFI_STATUS\r | |
1517 | EFIAPI\r | |
1518 | PxeBcIp4DriverBindingSupported (\r | |
1519 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1520 | IN EFI_HANDLE ControllerHandle,\r | |
1521 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1522 | )\r | |
1523 | {\r | |
1524 | return PxeBcSupported (\r | |
1525 | This,\r | |
1526 | ControllerHandle,\r | |
1527 | RemainingDevicePath,\r | |
1528 | IP_VERSION_4\r | |
1529 | );\r | |
1530 | }\r | |
1531 | \r | |
1532 | /**\r | |
1533 | Start this driver on ControllerHandle. This service is called by the\r | |
1534 | EFI boot service ConnectController(). In order to make\r | |
1535 | drivers as small as possible, there are a few calling restrictions for\r | |
1536 | this service. ConnectController() must follow these\r | |
1537 | calling restrictions. If any other agent wishes to call Start() it\r | |
1538 | must also follow these calling restrictions.\r | |
1539 | \r | |
1540 | @param[in] This The pointer to the driver binding protocol.\r | |
1541 | @param[in] ControllerHandle The handle of device to be started.\r | |
1542 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1543 | device to be started.\r | |
1544 | \r | |
1545 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1546 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1547 | @retval other This driver does not support this device.\r | |
1548 | \r | |
1549 | **/\r | |
1550 | EFI_STATUS\r | |
1551 | EFIAPI\r | |
1552 | PxeBcIp4DriverBindingStart (\r | |
1553 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1554 | IN EFI_HANDLE ControllerHandle,\r | |
1555 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1556 | )\r | |
1557 | {\r | |
1558 | return PxeBcStart (\r | |
1559 | This,\r | |
1560 | ControllerHandle,\r | |
1561 | RemainingDevicePath,\r | |
1562 | IP_VERSION_4\r | |
1563 | );\r | |
1564 | }\r | |
1565 | \r | |
1566 | /**\r | |
1567 | Stop this driver on ControllerHandle. This service is called by the\r | |
1568 | EFI boot service DisconnectController(). In order to\r | |
1569 | make drivers as small as possible, there are a few calling\r | |
1570 | restrictions for this service. DisconnectController()\r | |
1571 | must follow these calling restrictions. If any other agent wishes\r | |
1572 | to call Stop() it must also follow these calling restrictions.\r | |
1573 | \r | |
1574 | @param[in] This Protocol instance pointer.\r | |
1575 | @param[in] ControllerHandle Handle of device to stop driver on\r | |
1576 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1577 | children is zero stop the entire bus driver.\r | |
1578 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1579 | \r | |
1580 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
1581 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1582 | @retval Others This driver was not removed from this device.\r | |
1583 | \r | |
1584 | **/\r | |
1585 | EFI_STATUS\r | |
1586 | EFIAPI\r | |
1587 | PxeBcIp4DriverBindingStop (\r | |
1588 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1589 | IN EFI_HANDLE ControllerHandle,\r | |
1590 | IN UINTN NumberOfChildren,\r | |
1591 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1592 | )\r | |
1593 | {\r | |
1594 | return PxeBcStop (\r | |
1595 | This,\r | |
1596 | ControllerHandle,\r | |
1597 | NumberOfChildren,\r | |
1598 | ChildHandleBuffer,\r | |
1599 | IP_VERSION_4\r | |
1600 | );\r | |
1601 | }\r | |
1602 | \r | |
1603 | /**\r | |
1604 | Test to see if this driver supports ControllerHandle. This service\r | |
1605 | is called by the EFI boot service ConnectController(). In\r | |
1606 | order to make drivers as small as possible, there are a few calling\r | |
1607 | restrictions for this service. ConnectController() must\r | |
1608 | follow these calling restrictions. If any other agent wishes to call\r | |
1609 | Supported() it must also follow these calling restrictions.\r | |
1610 | \r | |
1611 | @param[in] This The pointer to the driver binding protocol.\r | |
1612 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1613 | @param[in] RemainingDevicePath Optional parameter use to pick a specific child\r | |
1614 | device to be started.\r | |
1615 | \r | |
1616 | @retval EFI_SUCCESS This driver supports this device.\r | |
1617 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1618 | \r | |
1619 | **/\r | |
1620 | EFI_STATUS\r | |
1621 | EFIAPI\r | |
1622 | PxeBcIp6DriverBindingSupported (\r | |
1623 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1624 | IN EFI_HANDLE ControllerHandle,\r | |
1625 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1626 | )\r | |
1627 | {\r | |
1628 | return PxeBcSupported (\r | |
1629 | This,\r | |
1630 | ControllerHandle,\r | |
1631 | RemainingDevicePath,\r | |
1632 | IP_VERSION_6\r | |
1633 | );\r | |
1634 | }\r | |
1635 | \r | |
1636 | /**\r | |
1637 | Start this driver on ControllerHandle. This service is called by the\r | |
1638 | EFI boot service ConnectController(). In order to make\r | |
1639 | drivers as small as possible, there are a few calling restrictions for\r | |
1640 | this service. ConnectController() must follow these\r | |
1641 | calling restrictions. If any other agent wishes to call Start() it\r | |
1642 | must also follow these calling restrictions.\r | |
1643 | \r | |
1644 | @param[in] This The pointer to the driver binding protocol.\r | |
1645 | @param[in] ControllerHandle The handle of device to be started.\r | |
1646 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1647 | device to be started.\r | |
1648 | \r | |
1649 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1650 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1651 | @retval other This driver does not support this device.\r | |
1652 | \r | |
1653 | **/\r | |
1654 | EFI_STATUS\r | |
1655 | EFIAPI\r | |
1656 | PxeBcIp6DriverBindingStart (\r | |
1657 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1658 | IN EFI_HANDLE ControllerHandle,\r | |
1659 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r | |
1660 | )\r | |
1661 | {\r | |
1662 | return PxeBcStart (\r | |
1663 | This,\r | |
1664 | ControllerHandle,\r | |
1665 | RemainingDevicePath,\r | |
1666 | IP_VERSION_6\r | |
1667 | );\r | |
1668 | }\r | |
1669 | \r | |
1670 | /**\r | |
1671 | Stop this driver on ControllerHandle. This service is called by the\r | |
1672 | EFI boot service DisconnectController(). In order to\r | |
1673 | make drivers as small as possible, there are a few calling\r | |
1674 | restrictions for this service. DisconnectController()\r | |
1675 | must follow these calling restrictions. If any other agent wishes\r | |
1676 | to call Stop() it must also follow these calling restrictions.\r | |
1677 | \r | |
1678 | @param[in] This Protocol instance pointer.\r | |
1679 | @param[in] ControllerHandle Handle of device to stop driver on\r | |
1680 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1681 | children is zero stop the entire bus driver.\r | |
1682 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
1683 | \r | |
1684 | @retval EFI_SUCCESS This driver is removed ControllerHandle\r | |
1685 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1686 | @retval Others This driver was not removed from this device.\r | |
1687 | \r | |
1688 | **/\r | |
1689 | EFI_STATUS\r | |
1690 | EFIAPI\r | |
1691 | PxeBcIp6DriverBindingStop (\r | |
1692 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
1693 | IN EFI_HANDLE ControllerHandle,\r | |
1694 | IN UINTN NumberOfChildren,\r | |
1695 | IN EFI_HANDLE *ChildHandleBuffer\r | |
1696 | )\r | |
1697 | {\r | |
1698 | return PxeBcStop (\r | |
1699 | This,\r | |
1700 | ControllerHandle,\r | |
1701 | NumberOfChildren,\r | |
1702 | ChildHandleBuffer,\r | |
1703 | IP_VERSION_6\r | |
1704 | );\r | |
1705 | }\r |