| 1 | /** @file
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| 2 | UEFI Component Name(2) protocol implementation for SioBusDxe driver.
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| 3 |
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| 4 | Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
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| 5 |
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| 6 | SPDX-License-Identifier: BSD-2-Clause-Patent
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| 7 |
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| 8 | **/
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| 9 |
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| 10 | #include "SioBusDxe.h"
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| 11 |
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| 12 | //
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| 13 | // Driver name table
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| 14 | //
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| 15 | GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mSioBusDriverNameTable[] = {
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| 16 | { "eng;en", L"OVMF Sio Bus Driver" },
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| 17 | { NULL, NULL }
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| 18 | };
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| 19 |
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| 20 | //
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| 21 | // EFI Component Name Protocol
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| 22 | //
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| 23 | GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gSioBusComponentName = {
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| 24 | SioBusComponentNameGetDriverName,
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| 25 | SioBusComponentNameGetControllerName,
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| 26 | "eng"
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| 27 | };
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| 28 |
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| 29 | //
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| 30 | // EFI Component Name 2 Protocol
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| 31 | //
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| 32 | GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gSioBusComponentName2 = {
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| 33 | (EFI_COMPONENT_NAME2_GET_DRIVER_NAME)SioBusComponentNameGetDriverName,
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| 34 | (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME)SioBusComponentNameGetControllerName,
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| 35 | "en"
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| 36 | };
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| 37 |
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| 38 | /**
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| 39 | Retrieves a Unicode string that is the user readable name of the driver.
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| 40 |
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| 41 | This function retrieves the user readable name of a driver in the form of a
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| 42 | Unicode string. If the driver specified by This has a user readable name in
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| 43 | the language specified by Language, then a pointer to the driver name is
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| 44 | returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
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| 45 | by This does not support the language specified by Language, then
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| 46 | EFI_UNSUPPORTED is returned.
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| 47 |
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| 48 | @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL
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| 49 | or EFI_COMPONENT_NAME_PROTOCOL instance.
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| 50 | @param[in] Language A pointer to a Null-terminated ASCII string
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| 51 | array indicating the language. This is the
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| 52 | language of the driver name that the caller is
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| 53 | requesting, and it must match one of the
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| 54 | languages specified in SupportedLanguages. The
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| 55 | number of languages supported by a driver is up
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| 56 | to the driver writer. Language is specified
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| 57 | in RFC 4646 or ISO 639-2 language code format.
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| 58 | @param[out] DriverName A pointer to the Unicode string to return. This
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| 59 | Unicode string is the name of the driver
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| 60 | specified by This in the language specified by
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| 61 | Language.
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| 62 |
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| 63 | @retval EFI_SUCCESS The Unicode string for the Driver specified by
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| 64 | This and the language specified by Language was
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| 65 | returned in DriverName.
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| 66 | @retval EFI_INVALID_PARAMETER Language is NULL.
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| 67 | @retval EFI_INVALID_PARAMETER DriverName is NULL.
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| 68 | @retval EFI_UNSUPPORTED The driver specified by This does not support
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| 69 | the language specified by Language.
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| 70 |
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| 71 | **/
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| 72 | EFI_STATUS
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| 73 | EFIAPI
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| 74 | SioBusComponentNameGetDriverName (
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| 75 | IN EFI_COMPONENT_NAME_PROTOCOL *This,
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| 76 | IN CHAR8 *Language,
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| 77 | OUT CHAR16 **DriverName
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| 78 | )
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| 79 | {
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| 80 | return LookupUnicodeString2 (
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| 81 | Language,
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| 82 | This->SupportedLanguages,
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| 83 | mSioBusDriverNameTable,
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| 84 | DriverName,
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| 85 | (BOOLEAN)(This == &gSioBusComponentName)
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| 86 | );
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| 87 | }
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| 88 |
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| 89 | /**
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| 90 | Retrieves a Unicode string that is the user readable name of the controller
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| 91 | that is being managed by a driver.
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| 92 |
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| 93 | This function retrieves the user readable name of the controller specified by
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| 94 | ControllerHandle and ChildHandle in the form of a Unicode string. If the
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| 95 | driver specified by This has a user readable name in the language specified
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| 96 | by Language, then a pointer to the controller name is returned in
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| 97 | ControllerName, and EFI_SUCCESS is returned. If the driver specified by This
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| 98 | is not currently managing the controller specified by ControllerHandle and
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| 99 | ChildHandle, then EFI_UNSUPPORTED is returned. If the driver specified by
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| 100 | This does not support the language specified by Language, then
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| 101 | EFI_UNSUPPORTED is returned.
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| 102 |
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| 103 | @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL
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| 104 | or EFI_COMPONENT_NAME_PROTOCOL instance.
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| 105 | @param[in] ControllerHandle The handle of a controller that the driver
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| 106 | specified by This is managing. This handle
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| 107 | specifies the controller whose name is to be
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| 108 | returned.
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| 109 | @param[in] ChildHandle The handle of the child controller to retrieve
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| 110 | the name of. This is an optional parameter
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| 111 | that may be NULL. It will be NULL for device
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| 112 | drivers. It will also be NULL for a bus
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| 113 | drivers that wish to retrieve the name of the
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| 114 | bus controller. It will not be NULL for a bus
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| 115 | driver that wishes to retrieve the name of a
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| 116 | child controller.
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| 117 | @param[in] Language A pointer to a Null-terminated ASCII string
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| 118 | array indicating the language. This is the
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| 119 | language of the driver name that the caller is
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| 120 | requesting, and it must match one of the
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| 121 | languages specified in SupportedLanguages. The
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| 122 | number of languages supported by a driver is up
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| 123 | to the driver writer. Language is specified in
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| 124 | RFC 4646 or ISO 639-2 language code format.
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| 125 | @param[out] ControllerName A pointer to the Unicode string to return.
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| 126 | This Unicode string is the name of the
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| 127 | controller specified by ControllerHandle and
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| 128 | ChildHandle in the language specified by
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| 129 | Language from the point of view of the driver
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| 130 | specified by This.
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| 131 |
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| 132 | @retval EFI_SUCCESS The Unicode string for the user readable name
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| 133 | in the language specified by Language for the
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| 134 | driver specified by This was returned in
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| 135 | DriverName.
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| 136 | @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
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| 137 | @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
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| 138 | EFI_HANDLE.
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| 139 | @retval EFI_INVALID_PARAMETER Language is NULL.
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| 140 | @retval EFI_INVALID_PARAMETER ControllerName is NULL.
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| 141 | @retval EFI_UNSUPPORTED The driver specified by This is not currently
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| 142 | managing the controller specified by
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| 143 | ControllerHandle and ChildHandle.
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| 144 | @retval EFI_UNSUPPORTED The driver specified by This does not support
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| 145 | the language specified by Language.
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| 146 |
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| 147 | **/
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| 148 | EFI_STATUS
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| 149 | EFIAPI
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| 150 | SioBusComponentNameGetControllerName (
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| 151 | IN EFI_COMPONENT_NAME_PROTOCOL *This,
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| 152 | IN EFI_HANDLE ControllerHandle,
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| 153 | IN EFI_HANDLE ChildHandle OPTIONAL,
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| 154 | IN CHAR8 *Language,
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| 155 | OUT CHAR16 **ControllerName
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| 156 | )
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| 157 | {
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| 158 | return EFI_UNSUPPORTED;
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| 159 | }
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