| 1 | /* $Id: ComponentName.c 53335 2014-11-14 17:20:13Z vboxsync $ */
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| 2 | /** @file
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| 3 | * ComponentName.c
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2009-2010 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 | /*
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| 28 | This code is based on:
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| 29 |
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| 30 | Copyright (c) 2006, Intel Corporation
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| 31 | All rights reserved. This program and the accompanying materials
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| 32 | are licensed and made available under the terms and conditions of the BSD License
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| 33 | which accompanies this distribution. The full text of the license may be found at
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| 34 | http://opensource.org/licenses/bsd-license.php
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| 35 |
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| 36 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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| 37 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 38 |
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| 39 | */
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| 40 |
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| 41 | #include "VBoxVga.h"
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| 42 |
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| 43 | //
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| 44 | // EFI Component Name Protocol
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| 45 | //
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| 46 | GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gVBoxVgaComponentName = {
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| 47 | VBoxVgaComponentNameGetDriverName,
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| 48 | VBoxVgaComponentNameGetControllerName,
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| 49 | "eng"
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| 50 | };
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| 51 |
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| 52 | //
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| 53 | // EFI Component Name 2 Protocol
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| 54 | //
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| 55 | GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gVBoxVgaComponentName2 = {
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| 56 | (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) VBoxVgaComponentNameGetDriverName,
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| 57 | (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) VBoxVgaComponentNameGetControllerName,
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| 58 | "en"
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| 59 | };
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| 60 |
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| 61 |
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| 62 | GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mVBoxVgaDriverNameTable[] = {
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| 63 | { "eng;en", L"VirtualBox SVGA Driver" },
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| 64 | { NULL , NULL }
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| 65 | };
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| 66 |
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| 67 | GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mVBoxVgaControllerNameTable[] = {
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| 68 | { "eng;en", L"VirtualBox SVGA PCI Adapter" },
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| 69 | { NULL , NULL }
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| 70 | };
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| 71 |
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| 72 | /**
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| 73 | Retrieves a Unicode string that is the user readable name of the driver.
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| 74 |
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| 75 | This function retrieves the user readable name of a driver in the form of a
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| 76 | Unicode string. If the driver specified by This has a user readable name in
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| 77 | the language specified by Language, then a pointer to the driver name is
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| 78 | returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
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| 79 | by This does not support the language specified by Language,
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| 80 | then EFI_UNSUPPORTED is returned.
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| 81 |
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| 82 | @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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| 83 | EFI_COMPONENT_NAME_PROTOCOL instance.
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| 84 |
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| 85 | @param Language[in] A pointer to a Null-terminated ASCII string
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| 86 | array indicating the language. This is the
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| 87 | language of the driver name that the caller is
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| 88 | requesting, and it must match one of the
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| 89 | languages specified in SupportedLanguages. The
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| 90 | number of languages supported by a driver is up
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| 91 | to the driver writer. Language is specified
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| 92 | in RFC 4646 or ISO 639-2 language code format.
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| 93 |
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| 94 | @param DriverName[out] A pointer to the Unicode string to return.
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| 95 | This Unicode string is the name of the
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| 96 | driver specified by This in the language
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| 97 | specified by Language.
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| 98 |
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| 99 | @retval EFI_SUCCESS The Unicode string for the Driver specified by
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| 100 | This and the language specified by Language was
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| 101 | returned in DriverName.
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| 102 |
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| 103 | @retval EFI_INVALID_PARAMETER Language is NULL.
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| 104 |
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| 105 | @retval EFI_INVALID_PARAMETER DriverName is NULL.
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| 106 |
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| 107 | @retval EFI_UNSUPPORTED The driver specified by This does not support
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| 108 | the language specified by Language.
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| 109 |
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| 110 | **/
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| 111 | EFI_STATUS
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| 112 | EFIAPI
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| 113 | VBoxVgaComponentNameGetDriverName (
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| 114 | IN EFI_COMPONENT_NAME_PROTOCOL *This,
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| 115 | IN CHAR8 *Language,
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| 116 | OUT CHAR16 **DriverName
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| 117 | )
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| 118 | {
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| 119 | return LookupUnicodeString2 (
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| 120 | Language,
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| 121 | This->SupportedLanguages,
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| 122 | mVBoxVgaDriverNameTable,
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| 123 | DriverName,
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| 124 | (BOOLEAN)(This == &gVBoxVgaComponentName)
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| 125 | );
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| 126 | }
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| 127 |
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| 128 | /**
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| 129 | Retrieves a Unicode string that is the user readable name of the controller
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| 130 | that is being managed by a driver.
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| 131 |
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| 132 | This function retrieves the user readable name of the controller specified by
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| 133 | ControllerHandle and ChildHandle in the form of a Unicode string. If the
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| 134 | driver specified by This has a user readable name in the language specified by
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| 135 | Language, then a pointer to the controller name is returned in ControllerName,
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| 136 | and EFI_SUCCESS is returned. If the driver specified by This is not currently
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| 137 | managing the controller specified by ControllerHandle and ChildHandle,
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| 138 | then EFI_UNSUPPORTED is returned. If the driver specified by This does not
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| 139 | support the language specified by Language, then EFI_UNSUPPORTED is returned.
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| 140 |
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| 141 | @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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| 142 | EFI_COMPONENT_NAME_PROTOCOL instance.
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| 143 |
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| 144 | @param ControllerHandle[in] The handle of a controller that the driver
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| 145 | specified by This is managing. This handle
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| 146 | specifies the controller whose name is to be
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| 147 | returned.
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| 148 |
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| 149 | @param ChildHandle[in] The handle of the child controller to retrieve
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| 150 | the name of. This is an optional parameter that
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| 151 | may be NULL. It will be NULL for device
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| 152 | drivers. It will also be NULL for a bus drivers
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| 153 | that wish to retrieve the name of the bus
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| 154 | controller. It will not be NULL for a bus
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| 155 | driver that wishes to retrieve the name of a
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| 156 | child controller.
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| 157 |
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| 158 | @param Language[in] A pointer to a Null-terminated ASCII string
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| 159 | array indicating the language. This is the
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| 160 | language of the driver name that the caller is
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| 161 | requesting, and it must match one of the
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| 162 | languages specified in SupportedLanguages. The
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| 163 | number of languages supported by a driver is up
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| 164 | to the driver writer. Language is specified in
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| 165 | RFC 4646 or ISO 639-2 language code format.
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| 166 |
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| 167 | @param ControllerName[out] A pointer to the Unicode string to return.
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| 168 | This Unicode string is the name of the
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| 169 | controller specified by ControllerHandle and
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| 170 | ChildHandle in the language specified by
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| 171 | Language from the point of view of the driver
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| 172 | specified by This.
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| 173 |
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| 174 | @retval EFI_SUCCESS The Unicode string for the user readable name in
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| 175 | the language specified by Language for the
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| 176 | driver specified by This was returned in
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| 177 | DriverName.
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| 178 |
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| 179 | @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
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| 180 |
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| 181 | @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
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| 182 | EFI_HANDLE.
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| 183 |
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| 184 | @retval EFI_INVALID_PARAMETER Language is NULL.
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| 185 |
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| 186 | @retval EFI_INVALID_PARAMETER ControllerName is NULL.
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| 187 |
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| 188 | @retval EFI_UNSUPPORTED The driver specified by This is not currently
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| 189 | managing the controller specified by
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| 190 | ControllerHandle and ChildHandle.
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| 191 |
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| 192 | @retval EFI_UNSUPPORTED The driver specified by This does not support
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| 193 | the language specified by Language.
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| 194 |
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| 195 | **/
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| 196 | EFI_STATUS
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| 197 | EFIAPI
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| 198 | VBoxVgaComponentNameGetControllerName (
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| 199 | IN EFI_COMPONENT_NAME_PROTOCOL *This,
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| 200 | IN EFI_HANDLE ControllerHandle,
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| 201 | IN EFI_HANDLE ChildHandle OPTIONAL,
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| 202 | IN CHAR8 *Language,
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| 203 | OUT CHAR16 **ControllerName
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| 204 | )
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| 205 | {
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| 206 | EFI_STATUS Status;
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| 207 |
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| 208 | //
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| 209 | // This is a device driver, so ChildHandle must be NULL.
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| 210 | //
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| 211 | if (ChildHandle != NULL) {
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| 212 | return EFI_UNSUPPORTED;
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| 213 | }
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| 214 |
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| 215 | //
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| 216 | // Make sure this driver is currently managing ControllHandle
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| 217 | //
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| 218 | Status = EfiTestManagedDevice (
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| 219 | ControllerHandle,
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| 220 | gVBoxVgaDriverBinding.DriverBindingHandle,
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| 221 | &gEfiPciIoProtocolGuid
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| 222 | );
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| 223 | if (EFI_ERROR (Status)) {
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| 224 | return Status;
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| 225 | }
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| 226 |
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| 227 | //
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| 228 | // Get the Cirrus Logic 5430's Device structure
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| 229 | //
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| 230 | return LookupUnicodeString2 (
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| 231 | Language,
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| 232 | This->SupportedLanguages,
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| 233 | mVBoxVgaControllerNameTable,
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| 234 | ControllerName,
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| 235 | (BOOLEAN)(This == &gVBoxVgaComponentName)
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| 236 | );
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| 237 | }
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