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4ba49616 | 1 | /** @file\r |
2 | Main file for connect shell Driver1 function.\r | |
3 | \r | |
4 | Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "UefiShellDriver1CommandsLib.h"\r | |
16 | \r | |
17 | /**\r | |
18 | **/\r | |
19 | EFI_STATUS\r | |
20 | EFIAPI\r | |
21 | ConnectControllers (\r | |
22 | IN CONST EFI_HANDLE ControllerHandle OPTIONAL,\r | |
23 | IN CONST EFI_HANDLE DriverHandle OPTIONAL,\r | |
24 | IN CONST BOOLEAN Recursive,\r | |
25 | IN CONST BOOLEAN Output,\r | |
26 | IN CONST BOOLEAN AlwaysOutput\r | |
27 | )\r | |
28 | {\r | |
29 | EFI_STATUS Status;\r | |
30 | EFI_STATUS Status2;\r | |
31 | EFI_HANDLE *ControllerHandleList;\r | |
32 | EFI_HANDLE *DriverHandleList;\r | |
33 | EFI_HANDLE *HandleWalker;\r | |
34 | \r | |
35 | ControllerHandleList = NULL;\r | |
36 | Status = EFI_NOT_FOUND;\r | |
37 | Status2 = EFI_NOT_FOUND;\r | |
38 | \r | |
39 | //\r | |
40 | // If we have a single handle to connect make that a 'list'\r | |
41 | //\r | |
42 | if (DriverHandle == NULL) {\r | |
43 | DriverHandleList = NULL;\r | |
44 | } else {\r | |
45 | DriverHandleList = AllocatePool(2*sizeof(EFI_HANDLE));\r | |
46 | if (DriverHandleList == NULL) {\r | |
47 | return (EFI_OUT_OF_RESOURCES);\r | |
48 | }\r | |
49 | DriverHandleList[0] = DriverHandle;\r | |
50 | DriverHandleList[1] = NULL;\r | |
51 | }\r | |
52 | \r | |
53 | //\r | |
54 | // do we connect all controllers (with a loop) or a single one...\r | |
55 | // This is where we call the gBS->ConnectController function.\r | |
56 | //\r | |
57 | if (ControllerHandle == NULL) {\r | |
58 | ControllerHandleList = GetHandleListByProtocol(&gEfiDevicePathProtocolGuid);\r | |
59 | for (HandleWalker = ControllerHandleList\r | |
60 | ; HandleWalker != NULL && *HandleWalker != NULL\r | |
61 | ; HandleWalker++\r | |
62 | ){\r | |
63 | Status = gBS->ConnectController(*HandleWalker, DriverHandleList, NULL, Recursive);\r | |
64 | if (!EFI_ERROR(Status)) {\r | |
65 | Status2 = EFI_SUCCESS;\r | |
66 | }\r | |
67 | if ((Output && !EFI_ERROR(Status)) || AlwaysOutput) {\r | |
68 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_HANDLE_RESULT), gShellDriver1HiiHandle, L"Connect", ConvertHandleToHandleIndex(*HandleWalker), Status);\r | |
69 | }\r | |
70 | }\r | |
71 | } else {\r | |
72 | Status = gBS->ConnectController(ControllerHandle, DriverHandleList, NULL, Recursive);\r | |
73 | if (!EFI_ERROR(Status)) {\r | |
74 | Status2 = EFI_SUCCESS;\r | |
75 | }\r | |
76 | if ((Output && !EFI_ERROR(Status)) || AlwaysOutput) {\r | |
77 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_HANDLE_RESULT), gShellDriver1HiiHandle, L"Connect", ConvertHandleToHandleIndex(ControllerHandle), Status);\r | |
78 | }\r | |
79 | }\r | |
80 | \r | |
81 | //\r | |
82 | // Free any memory we allocated.\r | |
83 | //\r | |
84 | if (ControllerHandleList != NULL) {\r | |
85 | FreePool(ControllerHandleList);\r | |
86 | }\r | |
87 | if (DriverHandleList != NULL) {\r | |
88 | FreePool(DriverHandleList);\r | |
89 | }\r | |
90 | return (Status2);\r | |
91 | }\r | |
92 | \r | |
93 | EFI_STATUS\r | |
94 | EFIAPI\r | |
95 | ConnectFromDevPaths (\r | |
96 | IN CONST CHAR16 *Key\r | |
97 | )\r | |
98 | {\r | |
99 | EFI_DEVICE_PATH_PROTOCOL *DevPath;\r | |
100 | EFI_DEVICE_PATH_PROTOCOL *DevPathWalker;\r | |
101 | UINTN Length;\r | |
102 | EFI_HANDLE Handle;\r | |
103 | EFI_STATUS Status;\r | |
104 | \r | |
105 | DevPath = NULL;\r | |
106 | Length = 0;\r | |
107 | \r | |
108 | //\r | |
109 | // Get the DevicePath buffer from the variable...\r | |
110 | //\r | |
111 | Status = gRT->GetVariable((CHAR16*)Key, (EFI_GUID*)&gEfiGlobalVariableGuid, NULL, &Length, DevPath);\r | |
112 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
113 | DevPath = AllocatePool(Length);\r | |
114 | Status = gRT->GetVariable((CHAR16*)Key, (EFI_GUID*)&gEfiGlobalVariableGuid, NULL, &Length, DevPath);\r | |
115 | }\r | |
116 | \r | |
117 | Status = EFI_NOT_FOUND;\r | |
118 | //\r | |
119 | // walk the list of devices and connect them\r | |
120 | //\r | |
121 | for (DevPathWalker = DevPath\r | |
122 | ; DevPathWalker < (DevPath + Length) && EFI_ERROR(Status) && DevPath != NULL\r | |
123 | ; DevPathWalker += GetDevicePathSize(DevPathWalker)\r | |
124 | ){\r | |
125 | //\r | |
126 | // get the correct handle from a given device path\r | |
127 | //\r | |
128 | if ((StrCmp(Key, L"ConInDev") == 0)\r | |
129 | ||(StrCmp(Key, L"ConIn") == 0)\r | |
130 | ){\r | |
131 | Status = gBS->LocateDevicePath((EFI_GUID*)&gEfiConsoleInDeviceGuid, &DevPathWalker, &Handle);\r | |
132 | if (!EFI_ERROR(Status)) {\r | |
133 | Status = ConnectControllers(NULL, Handle, FALSE, TRUE, FALSE);\r | |
134 | }\r | |
135 | } else if ((StrCmp(Key, L"ConOutDev") == 0) \r | |
136 | || (StrCmp(Key, L"ConErrDev") == 0) \r | |
137 | || (StrCmp(Key, L"ConOut") == 0) \r | |
138 | || (StrCmp(Key, L"ConErr") == 0)\r | |
139 | ){\r | |
140 | Status = gBS->LocateDevicePath((EFI_GUID*)&gEfiConsoleOutDeviceGuid, &DevPathWalker, &Handle);\r | |
141 | if (!EFI_ERROR(Status)) {\r | |
142 | Status = ConnectControllers(NULL, Handle, FALSE, TRUE, FALSE);\r | |
143 | }\r | |
144 | }\r | |
145 | }\r | |
146 | \r | |
147 | if (DevPath != NULL) {\r | |
148 | FreePool(DevPath);\r | |
149 | }\r | |
150 | return (Status);\r | |
151 | }\r | |
152 | \r | |
153 | EFI_STATUS\r | |
154 | EFIAPI\r | |
155 | ConvertAndConnectControllers (\r | |
156 | IN CONST CHAR16 *StringHandle1 OPTIONAL,\r | |
157 | IN CONST CHAR16 *StringHandle2 OPTIONAL,\r | |
158 | IN CONST BOOLEAN Recursive,\r | |
159 | IN CONST BOOLEAN Output\r | |
160 | )\r | |
161 | {\r | |
162 | EFI_HANDLE Handle1;\r | |
163 | EFI_HANDLE Handle2;\r | |
164 | \r | |
165 | //\r | |
166 | // Convert the command line parameters to HANDLES. They must be in HEX according to spec.\r | |
167 | //\r | |
168 | if (StringHandle1 != NULL) {\r | |
169 | Handle1 = ConvertHandleIndexToHandle(StrHexToUintn(StringHandle1));\r | |
170 | } else {\r | |
171 | Handle1 = NULL;\r | |
172 | }\r | |
173 | if (StringHandle2 != NULL) {\r | |
174 | Handle2 = ConvertHandleIndexToHandle(StrHexToUintn(StringHandle2));\r | |
175 | } else {\r | |
176 | Handle2 = NULL;\r | |
177 | }\r | |
178 | \r | |
179 | //\r | |
180 | // if only one is NULL verify it's the proper one...\r | |
181 | //\r | |
182 | if ( (Handle1 == NULL && Handle2 != NULL)\r | |
183 | || (Handle1 != NULL && Handle2 == NULL)\r | |
184 | ){\r | |
185 | //\r | |
186 | // Figure out which one should be NULL and move the handle to the right place.\r | |
187 | // If Handle1 is NULL then test Handle2 and vise versa.\r | |
188 | // The one that DOES has driver binding must be Handle2\r | |
189 | //\r | |
190 | if (Handle1 == NULL) {\r | |
191 | if (EFI_ERROR(gBS->OpenProtocol(Handle2, &gEfiDriverBindingProtocolGuid, NULL, NULL, gImageHandle, EFI_OPEN_PROTOCOL_TEST_PROTOCOL))) {\r | |
192 | // swap\r | |
193 | Handle1 = Handle2;\r | |
194 | Handle2 = NULL;\r | |
195 | } else {\r | |
196 | // We're all good...\r | |
197 | }\r | |
198 | } else {\r | |
199 | if (EFI_ERROR(gBS->OpenProtocol(Handle1, &gEfiDriverBindingProtocolGuid, NULL, NULL, gImageHandle, EFI_OPEN_PROTOCOL_TEST_PROTOCOL))) {\r | |
200 | // We're all good...\r | |
201 | } else {\r | |
202 | // swap\r | |
203 | Handle2 = Handle1;\r | |
204 | Handle1 = NULL;\r | |
205 | }\r | |
206 | }\r | |
207 | }\r | |
208 | \r | |
209 | return (ConnectControllers(Handle1, Handle2, Recursive, Output, FALSE));\r | |
210 | }\r | |
211 | \r | |
212 | STATIC CONST SHELL_PARAM_ITEM ParamList[] = {\r | |
213 | {L"-c", TypeFlag},\r | |
214 | {L"-r", TypeFlag},\r | |
215 | {NULL, TypeMax}\r | |
216 | };\r | |
217 | \r | |
218 | /**\r | |
219 | Function for 'connect' command.\r | |
220 | \r | |
221 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r | |
222 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r | |
223 | **/\r | |
224 | SHELL_STATUS\r | |
225 | EFIAPI\r | |
226 | ShellCommandRunConnect (\r | |
227 | IN EFI_HANDLE ImageHandle,\r | |
228 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
229 | )\r | |
230 | {\r | |
231 | EFI_STATUS Status;\r | |
232 | LIST_ENTRY *Package;\r | |
233 | CHAR16 *ProblemParam;\r | |
234 | SHELL_STATUS ShellStatus;\r | |
235 | CONST CHAR16 *Param1;\r | |
236 | CONST CHAR16 *Param2;\r | |
237 | UINTN Count;\r | |
238 | \r | |
239 | ShellStatus = SHELL_SUCCESS;\r | |
240 | \r | |
241 | //\r | |
242 | // initialize the shell lib (we must be in non-auto-init...)\r | |
243 | //\r | |
244 | Status = ShellInitialize();\r | |
245 | ASSERT_EFI_ERROR(Status);\r | |
246 | \r | |
247 | Status = CommandInit();\r | |
248 | ASSERT_EFI_ERROR(Status);\r | |
249 | \r | |
250 | //\r | |
251 | // parse the command line\r | |
252 | //\r | |
253 | Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);\r | |
254 | if (EFI_ERROR(Status)) {\r | |
255 | if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r | |
256 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDriver1HiiHandle, ProblemParam);\r | |
257 | FreePool(ProblemParam);\r | |
258 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
259 | } else {\r | |
260 | ASSERT(FALSE);\r | |
261 | }\r | |
262 | } else {\r | |
263 | //\r | |
264 | // if more than 2 'value' parameters (plus the name one) or either -r or -c with any value parameters we have too many parameters\r | |
265 | //\r | |
266 | if ((ShellCommandLineGetCount(Package) > 3)\r | |
267 | ||((ShellCommandLineGetFlag(Package, L"-r") || ShellCommandLineGetFlag(Package, L"-c")) && ShellCommandLineGetCount(Package)>1)\r | |
268 | ||(ShellCommandLineGetFlag(Package, L"-r") && ShellCommandLineGetFlag(Package, L"-c") )\r | |
269 | ){\r | |
270 | //\r | |
271 | // error for too many parameters\r | |
272 | //\r | |
273 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDriver1HiiHandle);\r | |
274 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
275 | } else if (ShellCommandLineGetFlag(Package, L"-c")) {\r | |
276 | //\r | |
277 | // do the conin and conout from EFI variables\r | |
278 | // if the first fails dont 'loose' the error\r | |
279 | //\r | |
280 | Status = ConnectFromDevPaths(L"ConInDev");\r | |
281 | if (EFI_ERROR(Status)) {\r | |
282 | ConnectFromDevPaths(L"ConOutDev");\r | |
283 | } else {\r | |
284 | Status = ConnectFromDevPaths(L"ConOutDev");\r | |
285 | }\r | |
286 | if (EFI_ERROR(Status)) {\r | |
287 | ConnectFromDevPaths(L"ConErrDev");\r | |
288 | } else {\r | |
289 | Status = ConnectFromDevPaths(L"ConErrDev");\r | |
290 | }\r | |
291 | if (EFI_ERROR(Status)) {\r | |
292 | ConnectFromDevPaths(L"ConErr");\r | |
293 | } else {\r | |
294 | Status = ConnectFromDevPaths(L"ConErr");\r | |
295 | }\r | |
296 | if (EFI_ERROR(Status)) {\r | |
297 | ConnectFromDevPaths(L"ConIn");\r | |
298 | } else {\r | |
299 | Status = ConnectFromDevPaths(L"ConIn");\r | |
300 | }\r | |
301 | if (EFI_ERROR(Status)) {\r | |
302 | ConnectFromDevPaths(L"ConOut");\r | |
303 | } else {\r | |
304 | Status = ConnectFromDevPaths(L"ConOut");\r | |
305 | }\r | |
306 | if (EFI_ERROR(Status)) {\r | |
307 | ShellStatus = SHELL_DEVICE_ERROR;\r | |
308 | }\r | |
309 | } else {\r | |
310 | //\r | |
311 | // 0, 1, or 2 specific handles and possibly recursive\r | |
312 | //\r | |
313 | Param1 = ShellCommandLineGetRawValue(Package, 1);\r | |
314 | Param2 = ShellCommandLineGetRawValue(Package, 2);\r | |
315 | Count = ShellCommandLineGetCount(Package);\r | |
316 | if (Param1 != NULL && ConvertHandleIndexToHandle(StrHexToUintn(Param1)) == NULL){\r | |
317 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_INV_HANDLE), gShellDriver1HiiHandle, Param1);\r | |
318 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
319 | } else if (Param2 != NULL && ConvertHandleIndexToHandle(StrHexToUintn(Param2)) == NULL) {\r | |
320 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_INV_HANDLE), gShellDriver1HiiHandle, Param2);\r | |
321 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
322 | } else {\r | |
323 | Status = ConvertAndConnectControllers(Param1, Param2, ShellCommandLineGetFlag(Package, L"-r"), (BOOLEAN)(Count!=0));\r | |
324 | if (EFI_ERROR(Status)) {\r | |
325 | ShellStatus = SHELL_DEVICE_ERROR;\r | |
326 | }\r | |
327 | }\r | |
328 | }\r | |
329 | \r | |
330 | ShellCommandLineFreeVarList (Package);\r | |
331 | }\r | |
332 | return (ShellStatus);\r | |
333 | }\r | |
334 | \r |