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1 | /** @file\r |
2 | Main file for attrib shell level 2 function.\r |
3 | \r |
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4 | (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>\r |
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5 | Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>\r |
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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 "UefiShellLevel2CommandsLib.h"\r |
17 | \r |
18 | // This function was from from the BdsLib implementation in\r |
19 | // IntelFrameworkModulePkg\Library\GenericBdsLib\BdsConnect.c\r |
20 | // function name: BdsLibConnectAllEfi\r |
21 | /**\r |
22 | This function will connect all current system handles recursively. The\r |
23 | connection will finish until every handle's child handle created if it have.\r |
24 | \r |
25 | @retval EFI_SUCCESS All handles and it's child handle have been\r |
26 | connected\r |
27 | @retval EFI_STATUS Return the status of gBS->LocateHandleBuffer().\r |
28 | \r |
29 | **/\r |
30 | EFI_STATUS\r |
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31 | ConnectAllEfi (\r |
32 | VOID\r |
33 | )\r |
34 | {\r |
35 | EFI_STATUS Status;\r |
36 | UINTN HandleCount;\r |
37 | EFI_HANDLE *HandleBuffer;\r |
38 | UINTN Index;\r |
39 | \r |
40 | Status = gBS->LocateHandleBuffer (\r |
41 | AllHandles,\r |
42 | NULL,\r |
43 | NULL,\r |
44 | &HandleCount,\r |
45 | &HandleBuffer\r |
46 | );\r |
47 | if (EFI_ERROR (Status)) {\r |
48 | return Status;\r |
49 | }\r |
50 | \r |
51 | for (Index = 0; Index < HandleCount; Index++) {\r |
52 | Status = gBS->ConnectController (HandleBuffer[Index], NULL, NULL, TRUE);\r |
53 | }\r |
54 | \r |
55 | if (HandleBuffer != NULL) {\r |
56 | FreePool (HandleBuffer);\r |
57 | }\r |
58 | \r |
59 | return EFI_SUCCESS;\r |
60 | }\r |
61 | \r |
62 | /**\r |
63 | function to load a .EFI driver into memory and possible connect the driver.\r |
64 | \r |
65 | if FileName is NULL then ASSERT.\r |
66 | \r |
67 | @param[in] FileName FileName of the driver to load\r |
68 | @param[in] Connect Whether to connect or not\r |
69 | \r |
70 | @retval EFI_SUCCESS the driver was loaded and if Connect was\r |
71 | true then connect was attempted. Connection may\r |
72 | have failed.\r |
73 | @retval EFI_OUT_OF_RESOURCES there was insufficient memory\r |
74 | **/\r |
75 | EFI_STATUS\r |
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76 | LoadDriver(\r |
77 | IN CONST CHAR16 *FileName,\r |
78 | IN CONST BOOLEAN Connect\r |
79 | )\r |
80 | {\r |
81 | EFI_HANDLE LoadedDriverHandle;\r |
82 | EFI_STATUS Status;\r |
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83 | EFI_DEVICE_PATH_PROTOCOL *FilePath;\r |
84 | EFI_LOADED_IMAGE_PROTOCOL *LoadedDriverImage;\r |
85 | \r |
86 | LoadedDriverImage = NULL;\r |
87 | FilePath = NULL;\r |
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88 | LoadedDriverHandle = NULL;\r |
89 | Status = EFI_SUCCESS;\r |
90 | \r |
91 | ASSERT (FileName != NULL);\r |
92 | \r |
93 | //\r |
94 | // Fix local copies of the protocol pointers\r |
95 | //\r |
96 | Status = CommandInit();\r |
97 | ASSERT_EFI_ERROR(Status);\r |
98 | \r |
99 | //\r |
100 | // Convert to DEVICE_PATH\r |
101 | //\r |
102 | FilePath = gEfiShellProtocol->GetDevicePathFromFilePath(FileName);\r |
103 | \r |
104 | if (FilePath == NULL) {\r |
105 | ASSERT(FALSE);\r |
106 | return (EFI_INVALID_PARAMETER);\r |
107 | }\r |
108 | \r |
109 | //\r |
110 | // Use LoadImage to get it into memory\r |
111 | //\r |
112 | Status = gBS->LoadImage(\r |
113 | FALSE,\r |
114 | gImageHandle,\r |
115 | FilePath,\r |
116 | NULL,\r |
117 | 0,\r |
118 | &LoadedDriverHandle);\r |
119 | \r |
120 | if (EFI_ERROR(Status)) {\r |
121 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_LOAD_NOT_IMAGE), gShellLevel2HiiHandle, FileName, Status);\r |
122 | } else {\r |
123 | //\r |
124 | // Make sure it is a driver image\r |
125 | //\r |
126 | Status = gBS->HandleProtocol (LoadedDriverHandle, &gEfiLoadedImageProtocolGuid, (VOID *) &LoadedDriverImage);\r |
127 | \r |
128 | ASSERT (LoadedDriverImage != NULL);\r |
129 | \r |
130 | if ( EFI_ERROR(Status)\r |
131 | || ( LoadedDriverImage->ImageCodeType != EfiBootServicesCode\r |
132 | && LoadedDriverImage->ImageCodeType != EfiRuntimeServicesCode)\r |
133 | ){\r |
134 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_LOAD_NOT_DRIVER), gShellLevel2HiiHandle, FileName);\r |
135 | \r |
136 | //\r |
137 | // Exit and unload the non-driver image\r |
138 | //\r |
139 | gBS->Exit(LoadedDriverHandle, EFI_INVALID_PARAMETER, 0, NULL);\r |
140 | Status = EFI_INVALID_PARAMETER;\r |
141 | }\r |
142 | }\r |
143 | \r |
144 | if (!EFI_ERROR(Status)) {\r |
145 | //\r |
146 | // Start the image\r |
147 | //\r |
148 | Status = gBS->StartImage(LoadedDriverHandle, NULL, NULL);\r |
149 | if (EFI_ERROR(Status)) {\r |
150 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_LOAD_ERROR), gShellLevel2HiiHandle, FileName, Status);\r |
151 | } else {\r |
152 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_LOAD_LOADED), gShellLevel2HiiHandle, FileName, LoadedDriverImage->ImageBase, Status);\r |
153 | }\r |
154 | }\r |
155 | \r |
156 | if (!EFI_ERROR(Status) && Connect) {\r |
157 | //\r |
158 | // Connect it...\r |
159 | //\r |
160 | Status = ConnectAllEfi();\r |
161 | }\r |
162 | \r |
163 | //\r |
164 | // clean up memory...\r |
165 | //\r |
166 | if (FilePath != NULL) {\r |
167 | FreePool(FilePath);\r |
168 | }\r |
169 | \r |
170 | return (Status);\r |
171 | }\r |
172 | \r |
173 | STATIC CONST SHELL_PARAM_ITEM LoadParamList[] = {\r |
174 | {L"-nc", TypeFlag},\r |
175 | {NULL, TypeMax}\r |
176 | };\r |
177 | \r |
178 | /**\r |
179 | Function for 'load' command.\r |
180 | \r |
181 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r |
182 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r |
183 | **/\r |
184 | SHELL_STATUS\r |
185 | EFIAPI\r |
186 | ShellCommandRunLoad (\r |
187 | IN EFI_HANDLE ImageHandle,\r |
188 | IN EFI_SYSTEM_TABLE *SystemTable\r |
189 | )\r |
190 | {\r |
191 | EFI_STATUS Status;\r |
192 | LIST_ENTRY *Package;\r |
193 | CHAR16 *ProblemParam;\r |
194 | SHELL_STATUS ShellStatus;\r |
195 | UINTN ParamCount;\r |
196 | EFI_SHELL_FILE_INFO *ListHead;\r |
197 | EFI_SHELL_FILE_INFO *Node;\r |
198 | \r |
199 | ListHead = NULL;\r |
200 | ProblemParam = NULL;\r |
201 | ShellStatus = SHELL_SUCCESS;\r |
202 | \r |
203 | //\r |
204 | // initialize the shell lib (we must be in non-auto-init...)\r |
205 | //\r |
206 | Status = ShellInitialize();\r |
207 | ASSERT_EFI_ERROR(Status);\r |
208 | \r |
209 | //\r |
210 | // parse the command line\r |
211 | //\r |
212 | Status = ShellCommandLineParse (LoadParamList, &Package, &ProblemParam, TRUE);\r |
213 | if (EFI_ERROR(Status)) {\r |
214 | if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r |
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215 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, L"load", ProblemParam);\r |
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216 | FreePool(ProblemParam);\r |
217 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
218 | } else {\r |
219 | ASSERT(FALSE);\r |
220 | }\r |
221 | } else {\r |
222 | //\r |
223 | // check for "-?"\r |
224 | //\r |
225 | if (ShellCommandLineGetFlag(Package, L"-?")) {\r |
226 | ASSERT(FALSE);\r |
227 | } else if (ShellCommandLineGetRawValue(Package, 1) == NULL) {\r |
228 | //\r |
229 | // we didnt get a single file to load parameter\r |
230 | //\r |
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231 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel2HiiHandle, L"load");\r |
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232 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
233 | } else {\r |
234 | for ( ParamCount = 1\r |
235 | ; ShellCommandLineGetRawValue(Package, ParamCount) != NULL\r |
236 | ; ParamCount++\r |
237 | ){\r |
238 | Status = ShellOpenFileMetaArg((CHAR16*)ShellCommandLineGetRawValue(Package, ParamCount), EFI_FILE_MODE_READ, &ListHead);\r |
239 | if (!EFI_ERROR(Status)) {\r |
240 | for ( Node = (EFI_SHELL_FILE_INFO *)GetFirstNode(&ListHead->Link)\r |
241 | ; !IsNull(&ListHead->Link, &Node->Link)\r |
242 | ; Node = (EFI_SHELL_FILE_INFO *)GetNextNode(&ListHead->Link, &Node->Link)\r |
243 | ){\r |
244 | //\r |
245 | // once we have an error preserve that value, but finish the loop.\r |
246 | //\r |
247 | if (EFI_ERROR(Status)) {\r |
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248 | LoadDriver(Node->FullName, (BOOLEAN)(ShellCommandLineGetFlag(Package, L"-nc")==FALSE));\r |
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249 | } else {\r |
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250 | Status = LoadDriver(Node->FullName, (BOOLEAN)(ShellCommandLineGetFlag(Package, L"-nc")==FALSE));\r |
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251 | }\r |
252 | } // for loop for multi-open\r |
253 | if (EFI_ERROR(Status)) {\r |
254 | ShellCloseFileMetaArg(&ListHead);\r |
255 | } else {\r |
256 | Status = ShellCloseFileMetaArg(&ListHead);;\r |
257 | }\r |
258 | } else {\r |
259 | //\r |
260 | // no files found.\r |
261 | //\r |
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262 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel2HiiHandle, L"load", (CHAR16*)ShellCommandLineGetRawValue(Package, ParamCount));\r |
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263 | ShellStatus = SHELL_NOT_FOUND;\r |
264 | }\r |
265 | } // for loop for params\r |
266 | }\r |
267 | \r |
268 | //\r |
269 | // free the command line package\r |
270 | //\r |
271 | ShellCommandLineFreeVarList (Package);\r |
272 | }\r |
273 | \r |
274 | if (EFI_ERROR(Status) && ShellStatus == SHELL_SUCCESS) {\r |
275 | ShellStatus = SHELL_DEVICE_ERROR;\r |
276 | }\r |
277 | \r |
278 | return (ShellStatus);\r |
279 | }\r |