1 /** @file 2 UEFI Component Name(2) protocol implementation for Sata Controller driver. 3 4 Copyright (c) 2011, Intel Corporation. All rights reserved.<BR> 5 This program and the accompanying materials 6 are licensed and made available under the terms and conditions of the BSD License 7 which accompanies this distribution. The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php. 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 13 **/ 14 15 #include "SataController.h" 16 17 // 18 /// EFI Component Name Protocol 19 /// 20 GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gSataControllerComponentName = { 21 SataControllerComponentNameGetDriverName, 22 SataControllerComponentNameGetControllerName, 23 "eng" 24 }; 25 26 // 27 /// EFI Component Name 2 Protocol 28 /// 29 GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gSataControllerComponentName2 = { 30 (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) SataControllerComponentNameGetDriverName, 31 (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) SataControllerComponentNameGetControllerName, 32 "en" 33 }; 34 35 // 36 /// Driver Name Strings 37 /// 38 GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mSataControllerDriverNameTable[] = { 39 { 40 "eng;en", 41 (CHAR16 *)L"Sata Controller Init Driver" 42 }, 43 { 44 NULL, 45 NULL 46 } 47 }; 48 49 /// 50 /// Controller Name Strings 51 /// 52 GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mSataControllerControllerNameTable[] = { 53 { 54 "eng;en", 55 (CHAR16 *)L"Sata Controller" 56 }, 57 { 58 NULL, 59 NULL 60 } 61 }; 62 63 /** 64 Retrieves a Unicode string that is the user readable name of the UEFI Driver. 65 66 @param This A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance. 67 @param Language A pointer to a three character ISO 639-2 language identifier. 68 This is the language of the driver name that that the caller 69 is requesting, and it must match one of the languages specified 70 in SupportedLanguages. The number of languages supported by a 71 driver is up to the driver writer. 72 @param DriverName A pointer to the Unicode string to return. This Unicode string 73 is the name of the driver specified by This in the language 74 specified by Language. 75 76 @retval EFI_SUCCESS The Unicode string for the Driver specified by This 77 and the language specified by Language was returned 78 in DriverName. 79 @retval EFI_INVALID_PARAMETER Language is NULL. 80 @retval EFI_INVALID_PARAMETER DriverName is NULL. 81 @retval EFI_UNSUPPORTED The driver specified by This does not support the 82 language specified by Language. 83 **/ 84 EFI_STATUS 85 EFIAPI 86 SataControllerComponentNameGetDriverName ( 87 IN EFI_COMPONENT_NAME_PROTOCOL *This, 88 IN CHAR8 *Language, 89 OUT CHAR16 **DriverName 90 ) 91 { 92 return LookupUnicodeString2 ( 93 Language, 94 This->SupportedLanguages, 95 mSataControllerDriverNameTable, 96 DriverName, 97 (BOOLEAN)(This == &gSataControllerComponentName) 98 ); 99 } 100 101 /** 102 Retrieves a Unicode string that is the user readable name of the controller 103 that is being managed by an UEFI Driver. 104 105 @param This A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance. 106 @param ControllerHandle The handle of a controller that the driver specified by 107 This is managing. This handle specifies the controller 108 whose name is to be returned. 109 @param ChildHandle OPTIONAL The handle of the child controller to retrieve the name 110 of. This is an optional parameter that may be NULL. It 111 will be NULL for device drivers. It will also be NULL 112 for a bus drivers that wish to retrieve the name of the 113 bus controller. It will not be NULL for a bus driver 114 that wishes to retrieve the name of a child controller. 115 @param Language A pointer to a three character ISO 639-2 language 116 identifier. This is the language of the controller name 117 that that the caller is requesting, and it must match one 118 of the languages specified in SupportedLanguages. The 119 number of languages supported by a driver is up to the 120 driver writer. 121 @param ControllerName A pointer to the Unicode string to return. This Unicode 122 string is the name of the controller specified by 123 ControllerHandle and ChildHandle in the language 124 specified by Language from the point of view of the 125 driver specified by This. 126 127 @retval EFI_SUCCESS The Unicode string for the user readable name in the 128 language specified by Language for the driver 129 specified by This was returned in DriverName. 130 @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE. 131 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid 132 EFI_HANDLE. 133 @retval EFI_INVALID_PARAMETER Language is NULL. 134 @retval EFI_INVALID_PARAMETER ControllerName is NULL. 135 @retval EFI_UNSUPPORTED The driver specified by This is not currently 136 managing the controller specified by 137 ControllerHandle and ChildHandle. 138 @retval EFI_UNSUPPORTED The driver specified by This does not support the 139 language specified by Language. 140 **/ 141 EFI_STATUS 142 EFIAPI 143 SataControllerComponentNameGetControllerName ( 144 IN EFI_COMPONENT_NAME_PROTOCOL *This, 145 IN EFI_HANDLE ControllerHandle, 146 IN EFI_HANDLE ChildHandle OPTIONAL, 147 IN CHAR8 *Language, 148 OUT CHAR16 **ControllerName 149 ) 150 { 151 EFI_STATUS Status; 152 153 // 154 // Make sure this driver is currently managing ControllHandle 155 // 156 Status = EfiTestManagedDevice ( 157 ControllerHandle, 158 gSataControllerDriverBinding.DriverBindingHandle, 159 &gEfiPciIoProtocolGuid 160 ); 161 if (EFI_ERROR (Status)) { 162 return Status; 163 } 164 165 if (ChildHandle != NULL) { 166 return EFI_UNSUPPORTED; 167 } 168 169 return LookupUnicodeString2 ( 170 Language, 171 This->SupportedLanguages, 172 mSataControllerControllerNameTable, 173 ControllerName, 174 (BOOLEAN)(This == &gSataControllerComponentName) 175 ); 176 } 177