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1 | /*++\r | |
2 | \r | |
3 | Copyright (c) 2006, Intel Corporation \r | |
4 | All rights reserved. This program and the accompanying materials \r | |
5 | are licensed and made available under the terms and conditions of the BSD License \r | |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | ComponentName.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | --*/\r | |
19 | //\r | |
20 | // The package level header files this module uses\r | |
21 | //\r | |
22 | #include <Uefi.h>\r | |
23 | #include <WinNtDxe.h>\r | |
24 | //\r | |
25 | // The protocols, PPI and GUID defintions for this module\r | |
26 | //\r | |
27 | #include <Protocol/SimpleTextIn.h>\r | |
28 | #include <Protocol/WinNtIo.h>\r | |
29 | #include <Protocol/SimpleTextOut.h>\r | |
30 | #include <Protocol/ComponentName.h>\r | |
31 | #include <Protocol/DriverBinding.h>\r | |
32 | //\r | |
33 | // The Library classes this module consumes\r | |
34 | //\r | |
35 | #include <Library/DebugLib.h>\r | |
36 | #include <Library/BaseLib.h>\r | |
37 | #include <Library/UefiDriverEntryPoint.h>\r | |
38 | #include <Library/UefiLib.h>\r | |
39 | #include <Library/BaseMemoryLib.h>\r | |
40 | #include <Library/UefiBootServicesTableLib.h>\r | |
41 | #include <Library/MemoryAllocationLib.h>\r | |
42 | \r | |
43 | #include "Console.h"\r | |
44 | \r | |
45 | //\r | |
46 | // EFI Component Name Functions\r | |
47 | //\r | |
48 | EFI_STATUS\r | |
49 | EFIAPI\r | |
50 | WinNtConsoleComponentNameGetDriverName (\r | |
51 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
52 | IN CHAR8 *Language,\r | |
53 | OUT CHAR16 **DriverName\r | |
54 | );\r | |
55 | \r | |
56 | EFI_STATUS\r | |
57 | EFIAPI\r | |
58 | WinNtConsoleComponentNameGetControllerName (\r | |
59 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
60 | IN EFI_HANDLE ControllerHandle,\r | |
61 | IN EFI_HANDLE ChildHandle OPTIONAL,\r | |
62 | IN CHAR8 *Language,\r | |
63 | OUT CHAR16 **ControllerName\r | |
64 | );\r | |
65 | \r | |
66 | //\r | |
67 | // EFI Component Name Protocol\r | |
68 | //\r | |
69 | EFI_COMPONENT_NAME_PROTOCOL gWinNtConsoleComponentName = {\r | |
70 | WinNtConsoleComponentNameGetDriverName,\r | |
71 | WinNtConsoleComponentNameGetControllerName,\r | |
72 | "eng"\r | |
73 | };\r | |
74 | \r | |
75 | static EFI_UNICODE_STRING_TABLE mWinNtConsoleDriverNameTable[] = {\r | |
76 | { "eng", L"Windows Text Console Driver" },\r | |
77 | { NULL , NULL }\r | |
78 | };\r | |
79 | \r | |
80 | EFI_STATUS\r | |
81 | EFIAPI\r | |
82 | WinNtConsoleComponentNameGetDriverName (\r | |
83 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
84 | IN CHAR8 *Language,\r | |
85 | OUT CHAR16 **DriverName\r | |
86 | )\r | |
87 | /*++\r | |
88 | \r | |
89 | Routine Description:\r | |
90 | Retrieves a Unicode string that is the user readable name of the EFI Driver.\r | |
91 | \r | |
92 | Arguments:\r | |
93 | This - A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance.\r | |
94 | Language - A pointer to a three character ISO 639-2 language identifier.\r | |
95 | This is the language of the driver name that that the caller \r | |
96 | is requesting, and it must match one of the languages specified\r | |
97 | in SupportedLanguages. The number of languages supported by a \r | |
98 | driver is up to the driver writer.\r | |
99 | DriverName - A pointer to the Unicode string to return. This Unicode string\r | |
100 | is the name of the driver specified by This in the language \r | |
101 | specified by Language.\r | |
102 | \r | |
103 | Returns:\r | |
104 | EFI_SUCCESS - The Unicode string for the Driver specified by This\r | |
105 | and the language specified by Language was returned \r | |
106 | in DriverName.\r | |
107 | EFI_INVALID_PARAMETER - Language is NULL.\r | |
108 | EFI_INVALID_PARAMETER - DriverName is NULL.\r | |
109 | EFI_UNSUPPORTED - The driver specified by This does not support the \r | |
110 | language specified by Language.\r | |
111 | \r | |
112 | --*/\r | |
113 | {\r | |
114 | return LookupUnicodeString (\r | |
115 | Language,\r | |
116 | gWinNtConsoleComponentName.SupportedLanguages,\r | |
117 | mWinNtConsoleDriverNameTable,\r | |
118 | DriverName\r | |
119 | );\r | |
120 | }\r | |
121 | \r | |
122 | EFI_STATUS\r | |
123 | EFIAPI\r | |
124 | WinNtConsoleComponentNameGetControllerName (\r | |
125 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
126 | IN EFI_HANDLE ControllerHandle,\r | |
127 | IN EFI_HANDLE ChildHandle OPTIONAL,\r | |
128 | IN CHAR8 *Language,\r | |
129 | OUT CHAR16 **ControllerName\r | |
130 | )\r | |
131 | /*++\r | |
132 | \r | |
133 | Routine Description:\r | |
134 | Retrieves a Unicode string that is the user readable name of the controller\r | |
135 | that is being managed by an EFI Driver.\r | |
136 | \r | |
137 | Arguments:\r | |
138 | This - A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance.\r | |
139 | ControllerHandle - The handle of a controller that the driver specified by \r | |
140 | This is managing. This handle specifies the controller \r | |
141 | whose name is to be returned.\r | |
142 | ChildHandle - The handle of the child controller to retrieve the name \r | |
143 | of. This is an optional parameter that may be NULL. It \r | |
144 | will be NULL for device drivers. It will also be NULL \r | |
145 | for a bus drivers that wish to retrieve the name of the \r | |
146 | bus controller. It will not be NULL for a bus driver \r | |
147 | that wishes to retrieve the name of a child controller.\r | |
148 | Language - A pointer to a three character ISO 639-2 language \r | |
149 | identifier. This is the language of the controller name \r | |
150 | that that the caller is requesting, and it must match one\r | |
151 | of the languages specified in SupportedLanguages. The \r | |
152 | number of languages supported by a driver is up to the \r | |
153 | driver writer.\r | |
154 | ControllerName - A pointer to the Unicode string to return. This Unicode\r | |
155 | string is the name of the controller specified by \r | |
156 | ControllerHandle and ChildHandle in the language specified\r | |
157 | by Language from the point of view of the driver specified\r | |
158 | by This. \r | |
159 | \r | |
160 | Returns:\r | |
161 | EFI_SUCCESS - The Unicode string for the user readable name in the \r | |
162 | language specified by Language for the driver \r | |
163 | specified by This was returned in DriverName.\r | |
164 | EFI_INVALID_PARAMETER - ControllerHandle is not a valid EFI_HANDLE.\r | |
165 | EFI_INVALID_PARAMETER - ChildHandle is not NULL and it is not a valid EFI_HANDLE.\r | |
166 | EFI_INVALID_PARAMETER - Language is NULL.\r | |
167 | EFI_INVALID_PARAMETER - ControllerName is NULL.\r | |
168 | EFI_UNSUPPORTED - The driver specified by This is not currently managing \r | |
169 | the controller specified by ControllerHandle and \r | |
170 | ChildHandle.\r | |
171 | EFI_UNSUPPORTED - The driver specified by This does not support the \r | |
172 | language specified by Language.\r | |
173 | \r | |
174 | --*/\r | |
175 | {\r | |
176 | EFI_STATUS Status;\r | |
177 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *SimpleTextOut;\r | |
178 | WIN_NT_SIMPLE_TEXT_PRIVATE_DATA *Private;\r | |
179 | \r | |
180 | //\r | |
181 | // This is a device driver, so ChildHandle must be NULL.\r | |
182 | //\r | |
183 | if (ChildHandle != NULL) {\r | |
184 | return EFI_UNSUPPORTED;\r | |
185 | }\r | |
186 | //\r | |
187 | // Make sure this driver is currently managing ControllerHandle\r | |
188 | //\r | |
189 | Status = EfiTestManagedDevice (\r | |
190 | ControllerHandle,\r | |
191 | gWinNtConsoleDriverBinding.DriverBindingHandle,\r | |
192 | &gEfiWinNtIoProtocolGuid\r | |
193 | );\r | |
194 | if (EFI_ERROR (Status)) {\r | |
195 | return EFI_UNSUPPORTED;\r | |
196 | }\r | |
197 | //\r | |
198 | // Get out context back\r | |
199 | //\r | |
200 | Status = gBS->OpenProtocol (\r | |
201 | ControllerHandle,\r | |
202 | &gEfiSimpleTextOutProtocolGuid,\r | |
203 | &SimpleTextOut,\r | |
204 | gWinNtConsoleDriverBinding.DriverBindingHandle,\r | |
205 | ControllerHandle,\r | |
206 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
207 | );\r | |
208 | if (EFI_ERROR (Status)) {\r | |
209 | return EFI_UNSUPPORTED;\r | |
210 | }\r | |
211 | \r | |
212 | Private = WIN_NT_SIMPLE_TEXT_OUT_PRIVATE_DATA_FROM_THIS (SimpleTextOut);\r | |
213 | \r | |
214 | return LookupUnicodeString (\r | |
215 | Language,\r | |
216 | gWinNtConsoleComponentName.SupportedLanguages,\r | |
217 | Private->ControllerNameTable,\r | |
218 | ControllerName\r | |
219 | );\r | |
220 | }\r |