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a3bcde70 HT |
1 | /** @file\r |
2 | Driver Binding functions implementationfor for UefiPxeBc Driver.\r | |
3 | \r | |
8f586b85 | 4 | (C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>\r |
6879581d | 5 | Copyright (c) 2007 - 2013, Intel Corporation. All rights reserved.<BR>\r |
a3bcde70 HT |
6 | \r |
7 | This program and the accompanying materials\r | |
8 | are licensed and made available under the terms and conditions of the BSD License\r | |
9 | which accompanies this distribution. The full text of the license may be found at\r | |
10 | http://opensource.org/licenses/bsd-license.php.\r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
17 | #include "PxeBcImpl.h"\r | |
18 | \r | |
19 | \r | |
6879581d | 20 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp4DriverBinding = {\r |
21 | PxeBcIp4DriverBindingSupported,\r | |
22 | PxeBcIp4DriverBindingStart,\r | |
23 | PxeBcIp4DriverBindingStop,\r | |
24 | 0xa,\r | |
25 | NULL,\r | |
26 | NULL\r | |
27 | };\r | |
28 | \r | |
29 | EFI_DRIVER_BINDING_PROTOCOL gPxeBcIp6DriverBinding = {\r | |
30 | PxeBcIp6DriverBindingSupported,\r | |
31 | PxeBcIp6DriverBindingStart,\r | |
32 | PxeBcIp6DriverBindingStop,\r | |
a3bcde70 HT |
33 | 0xa,\r |
34 | NULL,\r | |
35 | NULL\r | |
36 | };\r | |
37 | \r | |
a3bcde70 HT |
38 | /**\r |
39 | Get the Nic handle using any child handle in the IPv4 stack.\r | |
40 | \r | |
41 | @param[in] ControllerHandle Pointer to child handle over IPv4.\r | |
42 | \r | |
43 | @return NicHandle The pointer to the Nic handle.\r | |
44 | \r | |
45 | **/\r | |
46 | EFI_HANDLE\r | |
47 | PxeBcGetNicByIp4Children (\r | |
48 | IN EFI_HANDLE ControllerHandle\r | |
49 | )\r | |
50 | {\r | |
51 | EFI_HANDLE NicHandle;\r | |
52 | \r | |
53 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiArpProtocolGuid);\r | |
54 | if (NicHandle == NULL) {\r | |
55 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);\r | |
56 | if (NicHandle == NULL) {\r | |
57 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp4ProtocolGuid);\r | |
58 | if (NicHandle == NULL) {\r | |
59 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);\r | |
60 | if (NicHandle == NULL) {\r | |
61 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp4ProtocolGuid);\r | |
62 | if (NicHandle == NULL) {\r | |
63 | return NULL;\r | |
64 | }\r | |
65 | }\r | |
66 | }\r | |
67 | }\r | |
68 | }\r | |
69 | \r | |
70 | return NicHandle;\r | |
71 | }\r | |
72 | \r | |
73 | \r | |
74 | /**\r | |
75 | Get the Nic handle using any child handle in the IPv6 stack.\r | |
76 | \r | |
77 | @param[in] ControllerHandle Pointer to child handle over IPv6.\r | |
78 | \r | |
79 | @return NicHandle The pointer to the Nic handle.\r | |
80 | \r | |
81 | **/\r | |
82 | EFI_HANDLE\r | |
83 | PxeBcGetNicByIp6Children (\r | |
84 | IN EFI_HANDLE ControllerHandle\r | |
85 | )\r | |
86 | {\r | |
87 | EFI_HANDLE NicHandle;\r | |
88 | \r | |
89 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp6ProtocolGuid);\r | |
90 | if (NicHandle == NULL) {\r | |
91 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp6ProtocolGuid);\r | |
92 | if (NicHandle == NULL) {\r | |
93 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp6ProtocolGuid);\r | |
94 | if (NicHandle == NULL) {\r | |
95 | NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp6ProtocolGuid);\r | |
96 | if (NicHandle == NULL) {\r | |
97 | return NULL;\r | |
98 | }\r | |
99 | }\r | |
100 | }\r | |
101 | }\r | |
102 | \r | |
103 | return NicHandle;\r | |
104 | }\r | |
105 | \r | |
106 | \r | |
107 | /**\r | |
108 | Destroy the opened instances based on IPv4.\r | |
109 | \r | |
110 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
111 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
112 | \r | |
113 | **/\r | |
114 | VOID\r | |
115 | PxeBcDestroyIp4Children (\r | |
116 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
117 | IN PXEBC_PRIVATE_DATA *Private\r | |
118 | )\r | |
119 | {\r | |
120 | ASSERT(Private != NULL);\r | |
121 | \r | |
122 | if (Private->ArpChild != NULL) {\r | |
123 | //\r | |
124 | // Close Arp for PxeBc->Arp and destroy the instance.\r | |
125 | //\r | |
126 | gBS->CloseProtocol (\r | |
127 | Private->ArpChild,\r | |
128 | &gEfiArpProtocolGuid,\r | |
129 | This->DriverBindingHandle,\r | |
130 | Private->Controller\r | |
131 | );\r | |
132 | \r | |
133 | NetLibDestroyServiceChild (\r | |
134 | Private->Controller,\r | |
135 | This->DriverBindingHandle,\r | |
136 | &gEfiArpServiceBindingProtocolGuid,\r | |
137 | Private->ArpChild\r | |
138 | );\r | |
139 | }\r | |
140 | \r | |
141 | if (Private->Ip4Child != NULL) {\r | |
142 | //\r | |
143 | // Close Ip4 for background ICMP error message and destroy the instance.\r | |
144 | //\r | |
145 | gBS->CloseProtocol (\r | |
146 | Private->Ip4Child,\r | |
147 | &gEfiIp4ProtocolGuid,\r | |
148 | This->DriverBindingHandle,\r | |
149 | Private->Controller\r | |
150 | );\r | |
151 | \r | |
152 | NetLibDestroyServiceChild (\r | |
153 | Private->Controller,\r | |
154 | This->DriverBindingHandle,\r | |
155 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
156 | Private->Ip4Child\r | |
157 | );\r | |
158 | }\r | |
159 | \r | |
160 | if (Private->Udp4WriteChild != NULL) {\r | |
161 | //\r | |
162 | // Close Udp4 for PxeBc->UdpWrite and destroy the instance.\r | |
163 | //\r | |
164 | gBS->CloseProtocol (\r | |
165 | Private->Udp4WriteChild,\r | |
166 | &gEfiUdp4ProtocolGuid,\r | |
167 | This->DriverBindingHandle,\r | |
168 | Private->Controller\r | |
169 | );\r | |
170 | \r | |
171 | NetLibDestroyServiceChild (\r | |
172 | Private->Controller,\r | |
173 | This->DriverBindingHandle,\r | |
174 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
175 | Private->Udp4WriteChild\r | |
176 | );\r | |
177 | }\r | |
178 | \r | |
179 | if (Private->Udp4ReadChild != NULL) {\r | |
180 | //\r | |
181 | // Close Udp4 for PxeBc->UdpRead and destroy the instance.\r | |
182 | //\r | |
183 | gBS->CloseProtocol (\r | |
184 | Private->Udp4ReadChild,\r | |
185 | &gEfiUdp4ProtocolGuid,\r | |
186 | This->DriverBindingHandle,\r | |
187 | Private->Controller\r | |
188 | );\r | |
189 | \r | |
190 | NetLibDestroyServiceChild (\r | |
191 | Private->Controller,\r | |
192 | This->DriverBindingHandle,\r | |
193 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
194 | Private->Udp4ReadChild\r | |
195 | );\r | |
196 | }\r | |
197 | \r | |
198 | if (Private->Mtftp4Child != NULL) {\r | |
199 | //\r | |
200 | // Close Mtftp4 for PxeBc->Mtftp4 and destroy the instance.\r | |
201 | //\r | |
202 | gBS->CloseProtocol (\r | |
203 | Private->Mtftp4Child,\r | |
204 | &gEfiMtftp4ProtocolGuid,\r | |
205 | This->DriverBindingHandle,\r | |
206 | Private->Controller\r | |
207 | );\r | |
208 | \r | |
209 | NetLibDestroyServiceChild (\r | |
210 | Private->Controller,\r | |
211 | This->DriverBindingHandle,\r | |
212 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
213 | Private->Mtftp4Child\r | |
214 | );\r | |
215 | }\r | |
216 | \r | |
217 | if (Private->Dhcp4Child != NULL) {\r | |
218 | //\r | |
219 | // Close Dhcp4 for PxeBc->Dhcp4 and destroy the instance.\r | |
220 | //\r | |
221 | gBS->CloseProtocol (\r | |
222 | Private->Dhcp4Child,\r | |
223 | &gEfiDhcp4ProtocolGuid,\r | |
224 | This->DriverBindingHandle,\r | |
225 | Private->Controller\r | |
226 | );\r | |
227 | \r | |
228 | NetLibDestroyServiceChild (\r | |
229 | Private->Controller,\r | |
230 | This->DriverBindingHandle,\r | |
231 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
232 | Private->Dhcp4Child\r | |
233 | );\r | |
234 | }\r | |
235 | \r | |
236 | if (Private->Ip4Nic != NULL) {\r | |
237 | //\r | |
15f3fc85 | 238 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
239 | //\r |
240 | gBS->CloseProtocol (\r | |
241 | Private->Controller,\r | |
9bdc6592 | 242 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
243 | This->DriverBindingHandle,\r |
244 | Private->Ip4Nic->Controller\r | |
245 | );\r | |
246 | \r | |
247 | gBS->UninstallMultipleProtocolInterfaces (\r | |
248 | Private->Ip4Nic->Controller,\r | |
249 | &gEfiDevicePathProtocolGuid,\r | |
250 | Private->Ip4Nic->DevicePath,\r | |
251 | &gEfiLoadFileProtocolGuid,\r | |
252 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 253 | &gEfiPxeBaseCodeProtocolGuid,\r |
254 | &Private->PxeBc,\r | |
a3bcde70 HT |
255 | NULL\r |
256 | );\r | |
15f3fc85 | 257 | \r |
258 | if (Private->Snp != NULL) { \r | |
259 | //\r | |
260 | // Close SNP from the child virtual handle\r | |
261 | //\r | |
262 | gBS->CloseProtocol (\r | |
263 | Private->Ip4Nic->Controller,\r | |
264 | &gEfiSimpleNetworkProtocolGuid,\r | |
265 | This->DriverBindingHandle,\r | |
266 | Private->Ip4Nic->Controller\r | |
267 | );\r | |
268 | \r | |
269 | gBS->UninstallProtocolInterface (\r | |
270 | Private->Ip4Nic->Controller,\r | |
271 | &gEfiSimpleNetworkProtocolGuid,\r | |
272 | Private->Snp\r | |
273 | );\r | |
274 | }\r | |
a3bcde70 HT |
275 | FreePool (Private->Ip4Nic);\r |
276 | }\r | |
277 | \r | |
278 | Private->ArpChild = NULL;\r | |
279 | Private->Ip4Child = NULL;\r | |
280 | Private->Udp4WriteChild = NULL;\r | |
281 | Private->Udp4ReadChild = NULL;\r | |
282 | Private->Mtftp4Child = NULL;\r | |
283 | Private->Dhcp4Child = NULL;\r | |
284 | Private->Ip4Nic = NULL;\r | |
285 | }\r | |
286 | \r | |
287 | \r | |
288 | /**\r | |
289 | Destroy the opened instances based on IPv6.\r | |
290 | \r | |
291 | @param[in] This Pointer to the EFI_DRIVER_BINDING_PROTOCOL.\r | |
292 | @param[in] Private Pointer to PXEBC_PRIVATE_DATA.\r | |
293 | \r | |
294 | **/\r | |
295 | VOID\r | |
296 | PxeBcDestroyIp6Children (\r | |
297 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
298 | IN PXEBC_PRIVATE_DATA *Private\r | |
299 | )\r | |
300 | {\r | |
301 | ASSERT(Private != NULL);\r | |
302 | \r | |
303 | if (Private->Ip6Child != NULL) {\r | |
304 | //\r | |
305 | // Close Ip6 for Ip6->Ip6Config and destroy the instance.\r | |
306 | //\r | |
307 | gBS->CloseProtocol (\r | |
308 | Private->Ip6Child,\r | |
309 | &gEfiIp6ProtocolGuid,\r | |
310 | This->DriverBindingHandle,\r | |
311 | Private->Controller\r | |
312 | );\r | |
313 | \r | |
314 | NetLibDestroyServiceChild (\r | |
315 | Private->Controller,\r | |
316 | This->DriverBindingHandle,\r | |
317 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
318 | Private->Ip6Child\r | |
319 | );\r | |
320 | }\r | |
321 | \r | |
322 | if (Private->Udp6WriteChild != NULL) {\r | |
323 | //\r | |
324 | // Close Udp6 for PxeBc->UdpWrite and destroy the instance.\r | |
325 | //\r | |
326 | gBS->CloseProtocol (\r | |
327 | Private->Udp6WriteChild,\r | |
328 | &gEfiUdp6ProtocolGuid,\r | |
329 | This->DriverBindingHandle,\r | |
330 | Private->Controller\r | |
331 | );\r | |
332 | NetLibDestroyServiceChild (\r | |
333 | Private->Controller,\r | |
334 | This->DriverBindingHandle,\r | |
335 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
336 | Private->Udp6WriteChild\r | |
337 | );\r | |
338 | }\r | |
339 | \r | |
340 | if (Private->Udp6ReadChild != NULL) {\r | |
341 | //\r | |
342 | // Close Udp6 for PxeBc->UdpRead and destroy the instance.\r | |
343 | //\r | |
344 | gBS->CloseProtocol (\r | |
345 | Private->Udp6ReadChild,\r | |
346 | &gEfiUdp6ProtocolGuid,\r | |
347 | This->DriverBindingHandle,\r | |
348 | Private->Controller\r | |
349 | );\r | |
350 | NetLibDestroyServiceChild (\r | |
351 | Private->Controller,\r | |
352 | This->DriverBindingHandle,\r | |
353 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
354 | Private->Udp6ReadChild\r | |
355 | );\r | |
356 | }\r | |
357 | \r | |
358 | if (Private->Mtftp6Child != NULL) {\r | |
359 | //\r | |
360 | // Close Mtftp6 for PxeBc->Mtftp and destroy the instance.\r | |
361 | //\r | |
362 | gBS->CloseProtocol (\r | |
363 | Private->Mtftp6Child,\r | |
364 | &gEfiMtftp6ProtocolGuid,\r | |
365 | This->DriverBindingHandle,\r | |
366 | Private->Controller\r | |
367 | );\r | |
368 | \r | |
369 | NetLibDestroyServiceChild (\r | |
370 | Private->Controller,\r | |
371 | This->DriverBindingHandle,\r | |
372 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
373 | Private->Mtftp6Child\r | |
374 | );\r | |
375 | }\r | |
376 | \r | |
377 | if (Private->Dhcp6Child != NULL) {\r | |
378 | //\r | |
379 | // Close Dhcp6 for PxeBc->Dhcp and destroy the instance.\r | |
380 | //\r | |
381 | gBS->CloseProtocol (\r | |
382 | Private->Dhcp6Child,\r | |
383 | &gEfiDhcp6ProtocolGuid,\r | |
384 | This->DriverBindingHandle,\r | |
385 | Private->Controller\r | |
386 | );\r | |
387 | \r | |
388 | NetLibDestroyServiceChild (\r | |
389 | Private->Controller,\r | |
390 | This->DriverBindingHandle,\r | |
391 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
392 | Private->Dhcp6Child\r | |
393 | );\r | |
394 | }\r | |
395 | \r | |
396 | if (Private->Ip6Nic != NULL) {\r | |
397 | //\r | |
15f3fc85 | 398 | // Close PxeBcPrivate from the parent Nic handle and destroy the virtual handle.\r |
a3bcde70 HT |
399 | //\r |
400 | gBS->CloseProtocol (\r | |
401 | Private->Controller,\r | |
9bdc6592 | 402 | &gEfiCallerIdGuid,\r |
a3bcde70 HT |
403 | This->DriverBindingHandle,\r |
404 | Private->Ip6Nic->Controller\r | |
405 | );\r | |
15f3fc85 | 406 | \r |
a3bcde70 HT |
407 | gBS->UninstallMultipleProtocolInterfaces (\r |
408 | Private->Ip6Nic->Controller,\r | |
409 | &gEfiDevicePathProtocolGuid,\r | |
410 | Private->Ip6Nic->DevicePath,\r | |
411 | &gEfiLoadFileProtocolGuid,\r | |
412 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 413 | &gEfiPxeBaseCodeProtocolGuid,\r |
414 | &Private->PxeBc,\r | |
a3bcde70 HT |
415 | NULL\r |
416 | );\r | |
15f3fc85 | 417 | if (Private->Snp != NULL) {\r |
418 | //\r | |
419 | // Close SNP from the child virtual handle\r | |
420 | //\r | |
421 | gBS->CloseProtocol (\r | |
422 | Private->Ip6Nic->Controller,\r | |
423 | &gEfiSimpleNetworkProtocolGuid,\r | |
424 | This->DriverBindingHandle,\r | |
425 | Private->Ip6Nic->Controller\r | |
426 | );\r | |
427 | gBS->UninstallProtocolInterface (\r | |
428 | Private->Ip6Nic->Controller,\r | |
429 | &gEfiSimpleNetworkProtocolGuid,\r | |
430 | Private->Snp\r | |
431 | );\r | |
432 | }\r | |
a3bcde70 HT |
433 | FreePool (Private->Ip6Nic);\r |
434 | }\r | |
435 | \r | |
436 | Private->Ip6Child = NULL;\r | |
437 | Private->Udp6WriteChild = NULL;\r | |
438 | Private->Udp6ReadChild = NULL;\r | |
439 | Private->Mtftp6Child = NULL;\r | |
440 | Private->Dhcp6Child = NULL;\r | |
441 | Private->Ip6Nic = NULL;\r | |
442 | Private->Mode.Ipv6Available = FALSE;\r | |
443 | }\r | |
444 | \r | |
445 | \r | |
446 | /**\r | |
447 | Create the opened instances based on IPv4.\r | |
448 | \r | |
449 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
450 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
451 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
452 | \r | |
453 | @retval EFI_SUCCESS The instances based on IPv4 were all created successfully.\r | |
454 | @retval Others An unexpected error occurred.\r | |
455 | \r | |
456 | **/\r | |
457 | EFI_STATUS\r | |
458 | PxeBcCreateIp4Children (\r | |
459 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
460 | IN EFI_HANDLE ControllerHandle,\r | |
461 | IN PXEBC_PRIVATE_DATA *Private\r | |
462 | )\r | |
463 | {\r | |
464 | EFI_STATUS Status;\r | |
465 | IPv4_DEVICE_PATH Ip4Node;\r | |
a3bcde70 HT |
466 | EFI_PXE_BASE_CODE_MODE *Mode;\r |
467 | EFI_UDP4_CONFIG_DATA *Udp4CfgData;\r | |
468 | EFI_IP4_CONFIG_DATA *Ip4CfgData;\r | |
469 | EFI_IP4_MODE_DATA Ip4ModeData;\r | |
15f3fc85 | 470 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
471 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
a3bcde70 HT |
472 | \r |
473 | if (Private->Ip4Nic != NULL) {\r | |
474 | //\r | |
475 | // Already created before.\r | |
476 | //\r | |
477 | return EFI_SUCCESS;\r | |
478 | }\r | |
479 | \r | |
480 | //\r | |
481 | // Create Dhcp4 child and open Dhcp4 protocol for PxeBc->Dhcp.\r | |
482 | //\r | |
483 | Status = NetLibCreateServiceChild (\r | |
484 | ControllerHandle,\r | |
485 | This->DriverBindingHandle,\r | |
486 | &gEfiDhcp4ServiceBindingProtocolGuid,\r | |
487 | &Private->Dhcp4Child\r | |
488 | );\r | |
489 | if (EFI_ERROR (Status)) {\r | |
490 | goto ON_ERROR;\r | |
491 | }\r | |
492 | \r | |
493 | Status = gBS->OpenProtocol (\r | |
494 | Private->Dhcp4Child,\r | |
495 | &gEfiDhcp4ProtocolGuid,\r | |
496 | (VOID **) &Private->Dhcp4,\r | |
497 | This->DriverBindingHandle,\r | |
498 | ControllerHandle,\r | |
499 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
500 | );\r | |
501 | if (EFI_ERROR (Status)) {\r | |
502 | goto ON_ERROR;\r | |
503 | }\r | |
504 | \r | |
505 | //\r | |
506 | // Create Mtftp4 child and open Mtftp4 protocol for PxeBc->Mtftp.\r | |
507 | //\r | |
508 | Status = NetLibCreateServiceChild (\r | |
509 | ControllerHandle,\r | |
510 | This->DriverBindingHandle,\r | |
511 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
512 | &Private->Mtftp4Child\r | |
513 | );\r | |
514 | if (EFI_ERROR (Status)) {\r | |
515 | goto ON_ERROR;\r | |
516 | }\r | |
517 | \r | |
518 | Status = gBS->OpenProtocol (\r | |
519 | Private->Mtftp4Child,\r | |
520 | &gEfiMtftp4ProtocolGuid,\r | |
521 | (VOID **) &Private->Mtftp4,\r | |
522 | This->DriverBindingHandle,\r | |
523 | ControllerHandle,\r | |
524 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
525 | );\r | |
526 | if (EFI_ERROR (Status)) {\r | |
527 | goto ON_ERROR;\r | |
528 | }\r | |
529 | \r | |
530 | //\r | |
531 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpRead.\r | |
532 | //\r | |
533 | Status = NetLibCreateServiceChild (\r | |
534 | ControllerHandle,\r | |
535 | This->DriverBindingHandle,\r | |
536 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
537 | &Private->Udp4ReadChild\r | |
538 | );\r | |
539 | if (EFI_ERROR (Status)) {\r | |
540 | goto ON_ERROR;\r | |
541 | }\r | |
542 | \r | |
543 | Status = gBS->OpenProtocol (\r | |
544 | Private->Udp4ReadChild,\r | |
545 | &gEfiUdp4ProtocolGuid,\r | |
546 | (VOID **) &Private->Udp4Read,\r | |
547 | This->DriverBindingHandle,\r | |
548 | ControllerHandle,\r | |
549 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
550 | );\r | |
551 | if (EFI_ERROR (Status)) {\r | |
552 | goto ON_ERROR;\r | |
553 | }\r | |
554 | \r | |
555 | //\r | |
556 | // Create Udp4 child and open Udp4 protocol for PxeBc->UdpWrite.\r | |
557 | //\r | |
558 | Status = NetLibCreateServiceChild (\r | |
559 | ControllerHandle,\r | |
560 | This->DriverBindingHandle,\r | |
561 | &gEfiUdp4ServiceBindingProtocolGuid,\r | |
562 | &Private->Udp4WriteChild\r | |
563 | );\r | |
564 | if (EFI_ERROR (Status)) {\r | |
565 | goto ON_ERROR;\r | |
566 | }\r | |
567 | \r | |
568 | Status = gBS->OpenProtocol (\r | |
569 | Private->Udp4WriteChild,\r | |
570 | &gEfiUdp4ProtocolGuid,\r | |
571 | (VOID **) &Private->Udp4Write,\r | |
572 | This->DriverBindingHandle,\r | |
573 | ControllerHandle,\r | |
574 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
575 | );\r | |
576 | if (EFI_ERROR (Status)) {\r | |
577 | goto ON_ERROR;\r | |
578 | }\r | |
579 | \r | |
580 | //\r | |
581 | // Create Arp child and open Arp protocol for PxeBc->Arp.\r | |
582 | //\r | |
583 | Status = NetLibCreateServiceChild (\r | |
584 | ControllerHandle,\r | |
585 | This->DriverBindingHandle,\r | |
586 | &gEfiArpServiceBindingProtocolGuid,\r | |
587 | &Private->ArpChild\r | |
588 | );\r | |
589 | if (EFI_ERROR (Status)) {\r | |
590 | goto ON_ERROR;\r | |
591 | }\r | |
592 | \r | |
593 | Status = gBS->OpenProtocol (\r | |
594 | Private->ArpChild,\r | |
595 | &gEfiArpProtocolGuid,\r | |
596 | (VOID **) &Private->Arp,\r | |
597 | This->DriverBindingHandle,\r | |
598 | ControllerHandle,\r | |
599 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
600 | );\r | |
601 | if (EFI_ERROR (Status)) {\r | |
602 | goto ON_ERROR;\r | |
603 | }\r | |
604 | \r | |
605 | //\r | |
606 | // Create Ip4 child and open Ip4 protocol for background ICMP packets.\r | |
607 | //\r | |
608 | Status = NetLibCreateServiceChild (\r | |
609 | ControllerHandle,\r | |
610 | This->DriverBindingHandle,\r | |
611 | &gEfiIp4ServiceBindingProtocolGuid,\r | |
612 | &Private->Ip4Child\r | |
613 | );\r | |
614 | if (EFI_ERROR (Status)) {\r | |
615 | goto ON_ERROR;\r | |
616 | }\r | |
617 | \r | |
618 | Status = gBS->OpenProtocol (\r | |
619 | Private->Ip4Child,\r | |
620 | &gEfiIp4ProtocolGuid,\r | |
621 | (VOID **) &Private->Ip4,\r | |
622 | This->DriverBindingHandle,\r | |
623 | ControllerHandle,\r | |
624 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
625 | );\r | |
626 | if (EFI_ERROR (Status)) {\r | |
627 | goto ON_ERROR;\r | |
628 | }\r | |
629 | \r | |
630 | //\r | |
631 | // Get max packet size from Ip4 to calculate block size for Tftp later.\r | |
632 | //\r | |
633 | Status = Private->Ip4->GetModeData (Private->Ip4, &Ip4ModeData, NULL, NULL);\r | |
634 | if (EFI_ERROR (Status)) {\r | |
635 | goto ON_ERROR;\r | |
636 | }\r | |
637 | \r | |
638 | Private->Ip4MaxPacketSize = Ip4ModeData.MaxPacketSize;\r | |
639 | \r | |
640 | Private->Ip4Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
641 | if (Private->Ip4Nic == NULL) {\r | |
642 | return EFI_OUT_OF_RESOURCES;\r | |
643 | }\r | |
644 | \r | |
645 | Private->Ip4Nic->Private = Private;\r | |
646 | Private->Ip4Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
647 | \r | |
648 | //\r | |
649 | // Create a device path node for Ipv4 virtual nic, and append it.\r | |
650 | //\r | |
651 | ZeroMem (&Ip4Node, sizeof (IPv4_DEVICE_PATH));\r | |
652 | Ip4Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
653 | Ip4Node.Header.SubType = MSG_IPv4_DP;\r | |
654 | Ip4Node.StaticIpAddress = FALSE;\r | |
655 | \r | |
656 | SetDevicePathNodeLength (&Ip4Node.Header, sizeof (Ip4Node));\r | |
657 | \r | |
658 | Private->Ip4Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip4Node.Header);\r | |
659 | \r | |
660 | if (Private->Ip4Nic->DevicePath == NULL) {\r | |
661 | Status = EFI_OUT_OF_RESOURCES;\r | |
662 | goto ON_ERROR;\r | |
663 | }\r | |
664 | \r | |
665 | CopyMem (\r | |
666 | &Private->Ip4Nic->LoadFile,\r | |
667 | &gLoadFileProtocolTemplate,\r | |
668 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
669 | );\r | |
670 | \r | |
671 | //\r | |
672 | // Create a new handle for IPv4 virtual nic,\r | |
673 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
674 | //\r | |
675 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
676 | &Private->Ip4Nic->Controller,\r | |
677 | &gEfiDevicePathProtocolGuid,\r | |
678 | Private->Ip4Nic->DevicePath,\r | |
679 | &gEfiLoadFileProtocolGuid,\r | |
680 | &Private->Ip4Nic->LoadFile,\r | |
15f3fc85 | 681 | &gEfiPxeBaseCodeProtocolGuid,\r |
682 | &Private->PxeBc,\r | |
a3bcde70 HT |
683 | NULL\r |
684 | );\r | |
685 | if (EFI_ERROR (Status)) {\r | |
686 | goto ON_ERROR;\r | |
687 | }\r | |
688 | \r | |
15f3fc85 | 689 | if (Private->Snp != NULL) {\r |
690 | //\r | |
691 | // Install SNP protocol on purpose is for some OS loader backward\r | |
692 | // compatibility consideration.\r | |
693 | //\r | |
694 | Status = gBS->InstallProtocolInterface (\r | |
695 | &Private->Ip4Nic->Controller,\r | |
696 | &gEfiSimpleNetworkProtocolGuid,\r | |
697 | EFI_NATIVE_INTERFACE,\r | |
698 | Private->Snp\r | |
699 | );\r | |
700 | if (EFI_ERROR (Status)) {\r | |
701 | goto ON_ERROR;\r | |
702 | }\r | |
703 | \r | |
704 | //\r | |
705 | // Open SNP on the child handle BY_DRIVER. It will prevent any additionally \r | |
706 | // layering to perform the experiment.\r | |
707 | //\r | |
708 | Status = gBS->OpenProtocol (\r | |
709 | Private->Ip4Nic->Controller,\r | |
710 | &gEfiSimpleNetworkProtocolGuid,\r | |
711 | (VOID **) &Snp,\r | |
712 | This->DriverBindingHandle,\r | |
713 | Private->Ip4Nic->Controller,\r | |
714 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
715 | );\r | |
716 | if (EFI_ERROR (Status)) {\r | |
717 | goto ON_ERROR;\r | |
718 | }\r | |
719 | }\r | |
720 | \r | |
a3bcde70 | 721 | //\r |
15f3fc85 | 722 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
723 | // real NIC handle and the virtual IPv4 NIC handle.\r |
724 | //\r | |
725 | Status = gBS->OpenProtocol (\r | |
726 | ControllerHandle,\r | |
9bdc6592 | 727 | &gEfiCallerIdGuid,\r |
15f3fc85 | 728 | (VOID **) &Id,\r |
a3bcde70 HT |
729 | This->DriverBindingHandle,\r |
730 | Private->Ip4Nic->Controller,\r | |
731 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
732 | );\r | |
733 | if (EFI_ERROR (Status)) {\r | |
734 | goto ON_ERROR;\r | |
735 | }\r | |
736 | \r | |
737 | //\r | |
738 | // Set default configure data for Udp4Read and Ip4 instance.\r | |
739 | //\r | |
15f3fc85 | 740 | Mode = Private->PxeBc.Mode;\r |
a3bcde70 HT |
741 | Udp4CfgData = &Private->Udp4CfgData;\r |
742 | Ip4CfgData = &Private->Ip4CfgData;\r | |
743 | \r | |
18127352 | 744 | Udp4CfgData->AcceptBroadcast = FALSE;\r |
a3bcde70 HT |
745 | Udp4CfgData->AcceptAnyPort = TRUE;\r |
746 | Udp4CfgData->AllowDuplicatePort = TRUE;\r | |
747 | Udp4CfgData->TypeOfService = Mode->ToS;\r | |
748 | Udp4CfgData->TimeToLive = Mode->TTL;\r | |
749 | Udp4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
750 | Udp4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
751 | \r | |
752 | Ip4CfgData->AcceptIcmpErrors = TRUE;\r | |
753 | Ip4CfgData->DefaultProtocol = EFI_IP_PROTO_ICMP;\r | |
754 | Ip4CfgData->TypeOfService = Mode->ToS;\r | |
755 | Ip4CfgData->TimeToLive = Mode->TTL;\r | |
756 | Ip4CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
757 | Ip4CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
758 | \r | |
759 | return EFI_SUCCESS;\r | |
760 | \r | |
761 | ON_ERROR:\r | |
762 | PxeBcDestroyIp4Children (This, Private);\r | |
763 | return Status;\r | |
764 | }\r | |
765 | \r | |
766 | \r | |
767 | /**\r | |
768 | Create the opened instances based on IPv6.\r | |
769 | \r | |
770 | @param[in] This Pointer to EFI_DRIVER_BINDING_PROTOCOL.\r | |
771 | @param[in] ControllerHandle Handle of the child to destroy.\r | |
772 | @param[in] Private Handle Pointer to PXEBC_PRIVATE_DATA.\r | |
773 | \r | |
774 | @retval EFI_SUCCESS The instances based on IPv6 were all created successfully.\r | |
775 | @retval Others An unexpected error occurred.\r | |
776 | \r | |
777 | **/\r | |
778 | EFI_STATUS\r | |
779 | PxeBcCreateIp6Children (\r | |
780 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
781 | IN EFI_HANDLE ControllerHandle,\r | |
782 | IN PXEBC_PRIVATE_DATA *Private\r | |
783 | )\r | |
784 | {\r | |
785 | EFI_STATUS Status;\r | |
786 | IPv6_DEVICE_PATH Ip6Node;\r | |
a3bcde70 HT |
787 | EFI_UDP6_CONFIG_DATA *Udp6CfgData;\r |
788 | EFI_IP6_CONFIG_DATA *Ip6CfgData;\r | |
789 | EFI_IP6_MODE_DATA Ip6ModeData;\r | |
15f3fc85 | 790 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
791 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
75dce340 | 792 | UINTN Index;\r |
a3bcde70 HT |
793 | \r |
794 | if (Private->Ip6Nic != NULL) {\r | |
795 | //\r | |
796 | // Already created before.\r | |
797 | //\r | |
798 | return EFI_SUCCESS;\r | |
799 | }\r | |
800 | \r | |
801 | Private->Ip6Nic = AllocateZeroPool (sizeof (PXEBC_VIRTUAL_NIC));\r | |
802 | \r | |
803 | if (Private->Ip6Nic == NULL) {\r | |
804 | return EFI_OUT_OF_RESOURCES;\r | |
805 | }\r | |
806 | \r | |
807 | Private->Ip6Nic->Private = Private;\r | |
808 | Private->Ip6Nic->Signature = PXEBC_VIRTUAL_NIC_SIGNATURE;\r | |
809 | \r | |
810 | //\r | |
811 | // Create Dhcp6 child and open Dhcp6 protocol for PxeBc->Dhcp.\r | |
812 | //\r | |
813 | Status = NetLibCreateServiceChild (\r | |
814 | ControllerHandle,\r | |
815 | This->DriverBindingHandle,\r | |
816 | &gEfiDhcp6ServiceBindingProtocolGuid,\r | |
817 | &Private->Dhcp6Child\r | |
818 | );\r | |
819 | if (EFI_ERROR (Status)) {\r | |
820 | goto ON_ERROR;\r | |
821 | }\r | |
822 | \r | |
823 | Status = gBS->OpenProtocol (\r | |
824 | Private->Dhcp6Child,\r | |
825 | &gEfiDhcp6ProtocolGuid,\r | |
826 | (VOID **) &Private->Dhcp6,\r | |
827 | This->DriverBindingHandle,\r | |
828 | ControllerHandle,\r | |
829 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
830 | );\r | |
831 | if (EFI_ERROR (Status)) {\r | |
832 | goto ON_ERROR;\r | |
833 | }\r | |
834 | \r | |
75dce340 | 835 | //\r |
836 | // Generate a random IAID for the Dhcp6 assigned address.\r | |
837 | //\r | |
838 | Private->IaId = NET_RANDOM (NetRandomInitSeed ());\r | |
839 | if (Private->Snp != NULL) {\r | |
840 | for (Index = 0; Index < Private->Snp->Mode->HwAddressSize; Index++) {\r | |
841 | Private->IaId |= (Private->Snp->Mode->CurrentAddress.Addr[Index] << ((Index << 3) & 31));\r | |
842 | } \r | |
843 | }\r | |
844 | \r | |
a3bcde70 HT |
845 | //\r |
846 | // Create Mtftp6 child and open Mtftp6 protocol for PxeBc->Mtftp.\r | |
847 | //\r | |
848 | Status = NetLibCreateServiceChild (\r | |
849 | ControllerHandle,\r | |
850 | This->DriverBindingHandle,\r | |
851 | &gEfiMtftp6ServiceBindingProtocolGuid,\r | |
852 | &Private->Mtftp6Child\r | |
853 | );\r | |
854 | if (EFI_ERROR (Status)) {\r | |
855 | goto ON_ERROR;\r | |
856 | }\r | |
857 | \r | |
858 | Status = gBS->OpenProtocol (\r | |
859 | Private->Mtftp6Child,\r | |
860 | &gEfiMtftp6ProtocolGuid,\r | |
861 | (VOID **) &Private->Mtftp6,\r | |
862 | This->DriverBindingHandle,\r | |
863 | ControllerHandle,\r | |
864 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
865 | );\r | |
866 | if (EFI_ERROR (Status)) {\r | |
867 | goto ON_ERROR;\r | |
868 | }\r | |
869 | \r | |
870 | //\r | |
871 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpRead.\r | |
872 | //\r | |
873 | Status = NetLibCreateServiceChild (\r | |
874 | ControllerHandle,\r | |
875 | This->DriverBindingHandle,\r | |
876 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
877 | &Private->Udp6ReadChild\r | |
878 | );\r | |
879 | if (EFI_ERROR (Status)) {\r | |
880 | goto ON_ERROR;\r | |
881 | }\r | |
882 | \r | |
883 | Status = gBS->OpenProtocol (\r | |
884 | Private->Udp6ReadChild,\r | |
885 | &gEfiUdp6ProtocolGuid,\r | |
886 | (VOID **) &Private->Udp6Read,\r | |
887 | This->DriverBindingHandle,\r | |
888 | ControllerHandle,\r | |
889 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
890 | );\r | |
891 | if (EFI_ERROR (Status)) {\r | |
892 | goto ON_ERROR;\r | |
893 | }\r | |
894 | \r | |
895 | //\r | |
896 | // Create Udp6 child and open Udp6 protocol for PxeBc->UdpWrite.\r | |
897 | //\r | |
898 | Status = NetLibCreateServiceChild (\r | |
899 | ControllerHandle,\r | |
900 | This->DriverBindingHandle,\r | |
901 | &gEfiUdp6ServiceBindingProtocolGuid,\r | |
902 | &Private->Udp6WriteChild\r | |
903 | );\r | |
904 | if (EFI_ERROR (Status)) {\r | |
905 | goto ON_ERROR;\r | |
906 | }\r | |
907 | \r | |
908 | Status = gBS->OpenProtocol (\r | |
909 | Private->Udp6WriteChild,\r | |
910 | &gEfiUdp6ProtocolGuid,\r | |
911 | (VOID **) &Private->Udp6Write,\r | |
912 | This->DriverBindingHandle,\r | |
913 | ControllerHandle,\r | |
914 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
915 | );\r | |
916 | if (EFI_ERROR (Status)) {\r | |
917 | goto ON_ERROR;\r | |
918 | }\r | |
919 | \r | |
920 | //\r | |
921 | // Create Ip6 child and open Ip6 protocol for background ICMP6 packets.\r | |
922 | //\r | |
923 | Status = NetLibCreateServiceChild (\r | |
924 | ControllerHandle,\r | |
925 | This->DriverBindingHandle,\r | |
926 | &gEfiIp6ServiceBindingProtocolGuid,\r | |
927 | &Private->Ip6Child\r | |
928 | );\r | |
929 | if (EFI_ERROR (Status)) {\r | |
930 | goto ON_ERROR;\r | |
931 | }\r | |
932 | \r | |
933 | Status = gBS->OpenProtocol (\r | |
934 | Private->Ip6Child,\r | |
935 | &gEfiIp6ProtocolGuid,\r | |
936 | (VOID **) &Private->Ip6,\r | |
937 | This->DriverBindingHandle,\r | |
938 | ControllerHandle,\r | |
939 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
940 | );\r | |
941 | if (EFI_ERROR (Status)) {\r | |
942 | goto ON_ERROR;\r | |
943 | }\r | |
944 | \r | |
945 | //\r | |
946 | // Get max packet size from Ip6 to calculate block size for Tftp later.\r | |
947 | //\r | |
948 | Status = Private->Ip6->GetModeData (Private->Ip6, &Ip6ModeData, NULL, NULL);\r | |
949 | if (EFI_ERROR (Status)) {\r | |
950 | goto ON_ERROR;\r | |
951 | }\r | |
952 | \r | |
953 | Private->Ip6MaxPacketSize = Ip6ModeData.MaxPacketSize;\r | |
954 | \r | |
955 | //\r | |
956 | // Locate Ip6->Ip6Config and store it for set IPv6 address.\r | |
957 | //\r | |
958 | Status = gBS->HandleProtocol (\r | |
959 | ControllerHandle,\r | |
960 | &gEfiIp6ConfigProtocolGuid,\r | |
961 | (VOID **) &Private->Ip6Cfg\r | |
962 | );\r | |
963 | if (EFI_ERROR (Status)) {\r | |
964 | goto ON_ERROR;\r | |
965 | }\r | |
966 | \r | |
967 | //\r | |
968 | // Create a device path node for Ipv6 virtual nic, and append it.\r | |
969 | //\r | |
970 | ZeroMem (&Ip6Node, sizeof (IPv6_DEVICE_PATH));\r | |
971 | Ip6Node.Header.Type = MESSAGING_DEVICE_PATH;\r | |
972 | Ip6Node.Header.SubType = MSG_IPv6_DP;\r | |
501793fa | 973 | Ip6Node.PrefixLength = IP6_PREFIX_LENGTH;\r |
a3bcde70 HT |
974 | \r |
975 | SetDevicePathNodeLength (&Ip6Node.Header, sizeof (Ip6Node));\r | |
976 | \r | |
977 | Private->Ip6Nic->DevicePath = AppendDevicePathNode (Private->DevicePath, &Ip6Node.Header);\r | |
978 | \r | |
979 | if (Private->Ip6Nic->DevicePath == NULL) {\r | |
980 | Status = EFI_OUT_OF_RESOURCES;\r | |
981 | goto ON_ERROR;\r | |
982 | }\r | |
983 | \r | |
984 | CopyMem (\r | |
985 | &Private->Ip6Nic->LoadFile,\r | |
986 | &gLoadFileProtocolTemplate,\r | |
987 | sizeof (EFI_LOAD_FILE_PROTOCOL)\r | |
988 | );\r | |
989 | \r | |
990 | //\r | |
991 | // Create a new handle for IPv6 virtual nic,\r | |
992 | // and install PxeBaseCode, LoadFile and DevicePath protocols.\r | |
993 | //\r | |
994 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
995 | &Private->Ip6Nic->Controller,\r | |
996 | &gEfiDevicePathProtocolGuid,\r | |
997 | Private->Ip6Nic->DevicePath,\r | |
998 | &gEfiLoadFileProtocolGuid,\r | |
999 | &Private->Ip6Nic->LoadFile,\r | |
15f3fc85 | 1000 | &gEfiPxeBaseCodeProtocolGuid,\r |
1001 | &Private->PxeBc,\r | |
a3bcde70 HT |
1002 | NULL\r |
1003 | );\r | |
1004 | if (EFI_ERROR (Status)) {\r | |
1005 | goto ON_ERROR;\r | |
1006 | }\r | |
15f3fc85 | 1007 | \r |
1008 | if (Private->Snp != NULL) {\r | |
1009 | //\r | |
1010 | // Install SNP protocol on purpose is for some OS loader backward\r | |
1011 | // compatibility consideration.\r | |
1012 | //\r | |
1013 | Status = gBS->InstallProtocolInterface (\r | |
1014 | &Private->Ip6Nic->Controller,\r | |
1015 | &gEfiSimpleNetworkProtocolGuid,\r | |
1016 | EFI_NATIVE_INTERFACE,\r | |
1017 | Private->Snp\r | |
1018 | );\r | |
1019 | if (EFI_ERROR (Status)) {\r | |
1020 | goto ON_ERROR;\r | |
1021 | }\r | |
1022 | \r | |
1023 | //\r | |
1024 | // Open SNP on the child handle BY_DRIVER. It will prevent any additionally \r | |
1025 | // layering to perform the experiment.\r | |
1026 | //\r | |
1027 | Status = gBS->OpenProtocol (\r | |
1028 | Private->Ip6Nic->Controller,\r | |
1029 | &gEfiSimpleNetworkProtocolGuid,\r | |
1030 | (VOID **) &Snp,\r | |
1031 | This->DriverBindingHandle,\r | |
1032 | Private->Ip6Nic->Controller,\r | |
1033 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
1034 | );\r | |
1035 | if (EFI_ERROR (Status)) {\r | |
1036 | goto ON_ERROR;\r | |
1037 | }\r | |
1038 | }\r | |
a3bcde70 HT |
1039 | \r |
1040 | //\r | |
15f3fc85 | 1041 | // Open PxeBaseCodePrivate protocol by child to setup a parent-child relationship between\r |
a3bcde70 HT |
1042 | // real NIC handle and the virtual IPv6 NIC handle.\r |
1043 | //\r | |
1044 | Status = gBS->OpenProtocol (\r | |
1045 | ControllerHandle,\r | |
9bdc6592 | 1046 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1047 | (VOID **) &Id,\r |
a3bcde70 HT |
1048 | This->DriverBindingHandle,\r |
1049 | Private->Ip6Nic->Controller,\r | |
1050 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
1051 | );\r | |
1052 | if (EFI_ERROR (Status)) {\r | |
1053 | goto ON_ERROR;\r | |
1054 | }\r | |
1055 | \r | |
1056 | //\r | |
1057 | // Set IPv6 avaiable flag and set default configure data for\r | |
1058 | // Udp6Read and Ip6 instance.\r | |
1059 | //\r | |
1060 | Private->Mode.Ipv6Available = TRUE;\r | |
1061 | Udp6CfgData = &Private->Udp6CfgData;\r | |
1062 | Ip6CfgData = &Private->Ip6CfgData;\r | |
1063 | \r | |
1064 | Udp6CfgData->AcceptAnyPort = TRUE;\r | |
1065 | Udp6CfgData->AllowDuplicatePort = TRUE;\r | |
1066 | Udp6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1067 | Udp6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1068 | Udp6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1069 | \r | |
1070 | Ip6CfgData->AcceptIcmpErrors = TRUE;\r | |
1071 | Ip6CfgData->DefaultProtocol = IP6_ICMP;\r | |
1072 | Ip6CfgData->HopLimit = PXEBC_DEFAULT_HOPLIMIT;\r | |
1073 | Ip6CfgData->ReceiveTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1074 | Ip6CfgData->TransmitTimeout = PXEBC_DEFAULT_LIFETIME;\r | |
1075 | \r | |
1076 | return EFI_SUCCESS;\r | |
1077 | \r | |
1078 | ON_ERROR:\r | |
1079 | PxeBcDestroyIp6Children (This, Private);\r | |
1080 | return Status;\r | |
1081 | }\r | |
1082 | \r | |
1083 | \r | |
1084 | /**\r | |
1085 | The entry point for UefiPxeBc driver that installs the driver\r | |
1086 | binding and component name protocol on its image.\r | |
1087 | \r | |
1088 | @param[in] ImageHandle The Image handle of the driver.\r | |
1089 | @param[in] SystemTable The system table.\r | |
1090 | \r | |
1091 | @return EFI_SUCCESS\r | |
1092 | @return Others\r | |
1093 | \r | |
1094 | **/\r | |
1095 | EFI_STATUS\r | |
1096 | EFIAPI\r | |
1097 | PxeBcDriverEntryPoint (\r | |
1098 | IN EFI_HANDLE ImageHandle,\r | |
1099 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1100 | )\r | |
1101 | {\r | |
6879581d | 1102 | EFI_STATUS Status;\r |
1103 | \r | |
1104 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
1105 | ImageHandle,\r | |
1106 | SystemTable,\r | |
1107 | &gPxeBcIp4DriverBinding,\r | |
1108 | ImageHandle,\r | |
1109 | &gPxeBcComponentName,\r | |
1110 | &gPxeBcComponentName2\r | |
1111 | );\r | |
1112 | if (EFI_ERROR (Status)) {\r | |
1113 | return Status;\r | |
1114 | }\r | |
1115 | \r | |
1116 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
1117 | ImageHandle,\r | |
1118 | SystemTable,\r | |
1119 | &gPxeBcIp6DriverBinding,\r | |
1120 | NULL,\r | |
1121 | &gPxeBcComponentName,\r | |
1122 | &gPxeBcComponentName2\r | |
1123 | );\r | |
1124 | if (EFI_ERROR (Status)) {\r | |
1125 | gBS->UninstallMultipleProtocolInterfaces (\r | |
a3bcde70 | 1126 | ImageHandle,\r |
6879581d | 1127 | &gEfiDriverBindingProtocolGuid,\r |
1128 | &gPxeBcIp4DriverBinding,\r | |
1129 | &gEfiComponentName2ProtocolGuid,\r | |
1130 | &gPxeBcComponentName2,\r | |
1131 | &gEfiComponentNameProtocolGuid,\r | |
a3bcde70 | 1132 | &gPxeBcComponentName,\r |
6879581d | 1133 | NULL\r |
a3bcde70 | 1134 | );\r |
6879581d | 1135 | }\r |
a3bcde70 | 1136 | \r |
6879581d | 1137 | return Status;\r |
1138 | }\r | |
a3bcde70 HT |
1139 | \r |
1140 | /**\r | |
6879581d | 1141 | Test to see if this driver supports ControllerHandle. This is the worker function for\r |
1142 | PxeBcIp4(6)DriverBindingSupported.\r | |
a3bcde70 HT |
1143 | \r |
1144 | @param[in] This The pointer to the driver binding protocol.\r | |
1145 | @param[in] ControllerHandle The handle of device to be tested.\r | |
1146 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1147 | device to be started.\r | |
6879581d | 1148 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
1149 | \r | |
a3bcde70 HT |
1150 | @retval EFI_SUCCESS This driver supports this device.\r |
1151 | @retval EFI_UNSUPPORTED This driver does not support this device.\r | |
1152 | \r | |
1153 | **/\r | |
1154 | EFI_STATUS\r | |
1155 | EFIAPI\r | |
6879581d | 1156 | PxeBcSupported (\r |
a3bcde70 HT |
1157 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1158 | IN EFI_HANDLE ControllerHandle,\r | |
6879581d | 1159 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r |
1160 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1161 | )\r |
1162 | {\r | |
6879581d | 1163 | EFI_STATUS Status;\r |
1164 | EFI_GUID *DhcpServiceBindingGuid;\r | |
1165 | EFI_GUID *MtftpServiceBindingGuid;\r | |
1166 | \r | |
1167 | if (IpVersion == IP_VERSION_4) {\r | |
1168 | DhcpServiceBindingGuid = &gEfiDhcp4ServiceBindingProtocolGuid;\r | |
1169 | MtftpServiceBindingGuid = &gEfiMtftp4ServiceBindingProtocolGuid;\r | |
1170 | } else {\r | |
1171 | DhcpServiceBindingGuid = &gEfiDhcp6ServiceBindingProtocolGuid;\r | |
1172 | MtftpServiceBindingGuid = &gEfiMtftp6ServiceBindingProtocolGuid;\r | |
a3bcde70 HT |
1173 | }\r |
1174 | \r | |
1175 | //\r | |
6879581d | 1176 | // Try to open the Mtftp and Dhcp protocol to test whether IP stack is ready.\r |
a3bcde70 | 1177 | //\r |
6879581d | 1178 | Status = gBS->OpenProtocol (\r |
a3bcde70 | 1179 | ControllerHandle,\r |
6879581d | 1180 | DhcpServiceBindingGuid,\r |
a3bcde70 HT |
1181 | NULL,\r |
1182 | This->DriverBindingHandle,\r | |
1183 | ControllerHandle,\r | |
1184 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1185 | );\r | |
6879581d | 1186 | if (!EFI_ERROR (Status)) {\r |
1187 | Status = gBS->OpenProtocol (\r | |
a3bcde70 | 1188 | ControllerHandle,\r |
6879581d | 1189 | MtftpServiceBindingGuid,\r |
a3bcde70 HT |
1190 | NULL,\r |
1191 | This->DriverBindingHandle,\r | |
1192 | ControllerHandle,\r | |
1193 | EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r | |
1194 | );\r | |
1195 | }\r | |
1196 | \r | |
1197 | //\r | |
6879581d | 1198 | // It's unsupported case if IP stack are not ready.\r |
a3bcde70 | 1199 | //\r |
6879581d | 1200 | if (EFI_ERROR (Status)) {\r |
a3bcde70 HT |
1201 | return EFI_UNSUPPORTED;\r |
1202 | }\r | |
1203 | \r | |
1204 | return EFI_SUCCESS;\r | |
1205 | }\r | |
1206 | \r | |
a3bcde70 | 1207 | /**\r |
6879581d | 1208 | Start this driver on ControllerHandle. This is the worker function for\r |
1209 | PxeBcIp4(6)DriverBindingStart.\r | |
a3bcde70 HT |
1210 | \r |
1211 | @param[in] This The pointer to the driver binding protocol.\r | |
1212 | @param[in] ControllerHandle The handle of device to be started.\r | |
1213 | @param[in] RemainingDevicePath Optional parameter used to pick a specific child\r | |
1214 | device to be started.\r | |
6879581d | 1215 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
1216 | \r | |
a3bcde70 HT |
1217 | \r |
1218 | @retval EFI_SUCCESS This driver is installed to ControllerHandle.\r | |
1219 | @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r | |
1220 | @retval other This driver does not support this device.\r | |
1221 | \r | |
1222 | **/\r | |
1223 | EFI_STATUS\r | |
1224 | EFIAPI\r | |
6879581d | 1225 | PxeBcStart (\r |
a3bcde70 HT |
1226 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1227 | IN EFI_HANDLE ControllerHandle,\r | |
6879581d | 1228 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,\r |
1229 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1230 | )\r |
1231 | {\r | |
1232 | PXEBC_PRIVATE_DATA *Private;\r | |
a3bcde70 | 1233 | EFI_STATUS Status;\r |
15f3fc85 | 1234 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
6879581d | 1235 | BOOLEAN FirstStart;\r |
a3bcde70 | 1236 | \r |
6879581d | 1237 | FirstStart = FALSE;\r |
a3bcde70 HT |
1238 | Status = gBS->OpenProtocol (\r |
1239 | ControllerHandle,\r | |
9bdc6592 | 1240 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1241 | (VOID **) &Id,\r |
a3bcde70 HT |
1242 | This->DriverBindingHandle,\r |
1243 | ControllerHandle,\r | |
1244 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1245 | );\r | |
1246 | if (!EFI_ERROR (Status)) {\r | |
1247 | //\r | |
1248 | // Skip the initialization if the driver has been started already.\r | |
1249 | //\r | |
15f3fc85 | 1250 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 | 1251 | } else {\r |
6879581d | 1252 | FirstStart = TRUE;\r |
a3bcde70 HT |
1253 | //\r |
1254 | // If the driver has not been started yet, it should do initialization.\r | |
1255 | //\r | |
1256 | Private = AllocateZeroPool (sizeof (PXEBC_PRIVATE_DATA));\r | |
1257 | if (Private == NULL) {\r | |
1258 | return EFI_OUT_OF_RESOURCES;\r | |
1259 | }\r | |
1260 | \r | |
1261 | CopyMem (\r | |
1262 | &Private->PxeBc,\r | |
1263 | &gPxeBcProtocolTemplate,\r | |
1264 | sizeof (EFI_PXE_BASE_CODE_PROTOCOL)\r | |
1265 | );\r | |
1266 | \r | |
1267 | Private->Signature = PXEBC_PRIVATE_DATA_SIGNATURE;\r | |
1268 | Private->Controller = ControllerHandle;\r | |
1269 | Private->Image = This->ImageHandle;\r | |
1270 | Private->PxeBc.Mode = &Private->Mode;\r | |
1271 | Private->Mode.Ipv6Supported = TRUE;\r | |
1272 | Private->Mode.AutoArp = TRUE;\r | |
1273 | Private->Mode.TTL = DEFAULT_TTL;\r | |
1274 | Private->Mode.ToS = DEFAULT_ToS;\r | |
1275 | \r | |
1276 | //\r | |
1277 | // Open device path to prepare for appending virtual NIC node.\r | |
1278 | //\r | |
1279 | Status = gBS->OpenProtocol (\r | |
1280 | ControllerHandle,\r | |
1281 | &gEfiDevicePathProtocolGuid,\r | |
1282 | (VOID **) &Private->DevicePath,\r | |
1283 | This->DriverBindingHandle,\r | |
1284 | ControllerHandle,\r | |
1285 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1286 | );\r | |
1287 | \r | |
1288 | if (EFI_ERROR (Status)) {\r | |
1289 | goto ON_ERROR;\r | |
1290 | }\r | |
1291 | \r | |
1292 | //\r | |
1293 | // Get the NII interface if it exists, it's not required.\r | |
1294 | //\r | |
1295 | Status = gBS->OpenProtocol (\r | |
1296 | ControllerHandle,\r | |
1297 | &gEfiNetworkInterfaceIdentifierProtocolGuid_31,\r | |
1298 | (VOID **) &Private->Nii,\r | |
1299 | This->DriverBindingHandle,\r | |
1300 | ControllerHandle,\r | |
1301 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
1302 | );\r | |
1303 | if (EFI_ERROR (Status)) {\r | |
1304 | Private->Nii = NULL;\r | |
1305 | }\r | |
1306 | \r | |
1307 | //\r | |
15f3fc85 | 1308 | // Install PxeBaseCodePrivate protocol onto the real NIC handler.\r |
9bdc6592 LG |
1309 | // PxeBaseCodePrivate protocol is only used to keep the relationship between \r |
1310 | // NIC handle and virtual child handles.\r | |
1311 | // gEfiCallerIdGuid will be used as its protocol guid.\r | |
a3bcde70 HT |
1312 | //\r |
1313 | Status = gBS->InstallProtocolInterface (\r | |
1314 | &ControllerHandle,\r | |
9bdc6592 | 1315 | &gEfiCallerIdGuid,\r |
a3bcde70 | 1316 | EFI_NATIVE_INTERFACE,\r |
15f3fc85 | 1317 | &Private->Id\r |
a3bcde70 HT |
1318 | );\r |
1319 | if (EFI_ERROR (Status)) {\r | |
1320 | goto ON_ERROR;\r | |
1321 | }\r | |
15f3fc85 | 1322 | \r |
1323 | //\r | |
1324 | // Try to locate SNP protocol.\r | |
1325 | //\r | |
1326 | NetLibGetSnpHandle(ControllerHandle, &Private->Snp); \r | |
a3bcde70 HT |
1327 | }\r |
1328 | \r | |
6879581d | 1329 | if (IpVersion == IP_VERSION_4) {\r |
1330 | //\r | |
1331 | // Try to create virtual NIC handle for IPv4.\r | |
1332 | //\r | |
1333 | Status = PxeBcCreateIp4Children (This, ControllerHandle, Private);\r | |
1334 | } else {\r | |
1335 | //\r | |
1336 | // Try to create virtual NIC handle for IPv6.\r | |
1337 | //\r | |
1338 | Status = PxeBcCreateIp6Children (This, ControllerHandle, Private);\r | |
1339 | }\r | |
1340 | if (EFI_ERROR (Status)) {\r | |
a3bcde70 HT |
1341 | //\r |
1342 | // Failed to start PXE driver if IPv4 and IPv6 stack are both not available.\r | |
1343 | //\r | |
1344 | Status = EFI_DEVICE_ERROR;\r | |
1345 | goto ON_ERROR;\r | |
1346 | }\r | |
1347 | \r | |
1348 | return EFI_SUCCESS;\r | |
1349 | \r | |
1350 | ON_ERROR:\r | |
6879581d | 1351 | if (FirstStart) {\r |
1352 | gBS->UninstallProtocolInterface (\r | |
1353 | ControllerHandle,\r | |
1354 | &gEfiCallerIdGuid,\r | |
1355 | &Private->Id\r | |
1356 | );\r | |
6879581d | 1357 | }\r |
1358 | \r | |
1359 | if (IpVersion == IP_VERSION_4) {\r | |
1360 | PxeBcDestroyIp4Children (This, Private);\r | |
1361 | } else {\r | |
1362 | PxeBcDestroyIp6Children (This, Private);\r | |
1363 | }\r | |
a3bcde70 | 1364 | \r |
3d2367a2 | 1365 | if (FirstStart && Private != NULL) {\r |
1366 | FreePool (Private);\r | |
1367 | }\r | |
1368 | \r | |
a3bcde70 HT |
1369 | return Status;\r |
1370 | }\r | |
1371 | \r | |
1372 | \r | |
1373 | /**\r | |
6879581d | 1374 | Stop this driver on ControllerHandle. This is the worker function for\r |
1375 | PxeBcIp4(6)DriverBindingStop.\r | |
a3bcde70 HT |
1376 | \r |
1377 | @param[in] This Protocol instance pointer.\r | |
1378 | @param[in] ControllerHandle Handle of device to stop driver on.\r | |
1379 | @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r | |
1380 | children is zero stop the entire bus driver.\r | |
1381 | @param[in] ChildHandleBuffer List of Child Handles to Stop.\r | |
6879581d | 1382 | @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.\r |
a3bcde70 HT |
1383 | \r |
1384 | @retval EFI_SUCCESS This driver was removed ControllerHandle.\r | |
1385 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
1386 | @retval Others This driver was not removed from this device\r | |
1387 | \r | |
1388 | **/\r | |
1389 | EFI_STATUS\r | |
1390 | EFIAPI\r | |
6879581d | 1391 | PxeBcStop (\r |
a3bcde70 HT |
1392 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r |
1393 | IN EFI_HANDLE ControllerHandle,\r | |
1394 | IN UINTN NumberOfChildren,\r | |
6879581d | 1395 | IN EFI_HANDLE *ChildHandleBuffer,\r |
1396 | IN UINT8 IpVersion\r | |
a3bcde70 HT |
1397 | )\r |
1398 | {\r | |
1399 | PXEBC_PRIVATE_DATA *Private;\r | |
1400 | PXEBC_VIRTUAL_NIC *VirtualNic;\r | |
a3bcde70 HT |
1401 | EFI_LOAD_FILE_PROTOCOL *LoadFile;\r |
1402 | EFI_STATUS Status;\r | |
1403 | EFI_HANDLE NicHandle;\r | |
15f3fc85 | 1404 | PXEBC_PRIVATE_PROTOCOL *Id;\r |
a3bcde70 HT |
1405 | \r |
1406 | Private = NULL;\r | |
1407 | NicHandle = NULL;\r | |
1408 | VirtualNic = NULL;\r | |
1409 | LoadFile = NULL;\r | |
15f3fc85 | 1410 | Id = NULL;\r |
a3bcde70 HT |
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 | |
6879581d | 1424 | if (IpVersion == IP_VERSION_4) {\r |
1425 | NicHandle = PxeBcGetNicByIp4Children (ControllerHandle);\r | |
1426 | } else {\r | |
a3bcde70 | 1427 | NicHandle = PxeBcGetNicByIp6Children (ControllerHandle);\r |
6879581d | 1428 | }\r |
1429 | if (NicHandle == NULL) {\r | |
1430 | return EFI_SUCCESS;\r | |
a3bcde70 HT |
1431 | }\r |
1432 | \r | |
1433 | //\r | |
15f3fc85 | 1434 | // Try to retrieve the private data by PxeBcPrivate protocol.\r |
a3bcde70 HT |
1435 | //\r |
1436 | Status = gBS->OpenProtocol (\r | |
1437 | NicHandle,\r | |
9bdc6592 | 1438 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1439 | (VOID **) &Id,\r |
a3bcde70 HT |
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 | |
15f3fc85 | 1447 | Private = PXEBC_PRIVATE_DATA_FROM_ID (Id);\r |
a3bcde70 HT |
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 | |
a3bcde70 HT |
1468 | }\r |
1469 | \r | |
d6d78ac1 | 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 | |
6879581d | 1479 | if (Private->Ip4Nic != NULL && IpVersion == IP_VERSION_4) {\r |
a3bcde70 HT |
1480 | PxeBcDestroyIp4Children (This, Private);\r |
1481 | }\r | |
1482 | \r | |
6879581d | 1483 | if (Private->Ip6Nic != NULL && IpVersion == IP_VERSION_6) {\r |
a3bcde70 HT |
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 | |
9bdc6592 | 1490 | &gEfiCallerIdGuid,\r |
15f3fc85 | 1491 | &Private->Id\r |
a3bcde70 HT |
1492 | );\r |
1493 | FreePool (Private);\r | |
1494 | }\r | |
1495 | \r | |
1496 | return EFI_SUCCESS;\r | |
1497 | }\r | |
6879581d | 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 |