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REF:https://bugzilla.tianocore.org/show_bug.cgi?id=1495 There is a plan to remove the IntelFrameworkModulePkg: https://bugzilla.tianocore.org/show_bug.cgi?id=1605 This patch will a new OVMF Super I/O bus driver which will create the below child devices: * COM 1 UART * COM 2 UART * PS/2 Keyboard and installs the Super I/O Protocol on them. Cc: Jordan Justen <jordan.l.justen@intel.com> Cc: Ray Ni <ray.ni@intel.com> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Hao Wu <hao.a.wu@intel.com> Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Acked-by: Laszlo Ersek <lersek@redhat.com> Tested-by: Anthony PERARD <anthony.perard@citrix.com>
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| /** @file | ||
| UEFI Component Name(2) protocol implementation for SioBusDxe driver. | ||
| Copyright (c) 2019, Intel Corporation. All rights reserved.<BR> | ||
| This program and the accompanying materials | ||
| are licensed and made available under the terms and conditions | ||
| of the BSD License which accompanies this distribution. The | ||
| full text of the license may be found at | ||
| http://opensource.org/licenses/bsd-license.php | ||
| THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | ||
| **/ | ||
|
|
||
| #include "SioBusDxe.h" | ||
|
|
||
| // | ||
| // Driver name table | ||
| // | ||
| GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mSioBusDriverNameTable[] = { | ||
| { "eng;en", L"OVMF Sio Bus Driver" }, | ||
| { NULL , NULL } | ||
| }; | ||
|
|
||
| // | ||
| // EFI Component Name Protocol | ||
| // | ||
| GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gSioBusComponentName = { | ||
| SioBusComponentNameGetDriverName, | ||
| SioBusComponentNameGetControllerName, | ||
| "eng" | ||
| }; | ||
|
|
||
| // | ||
| // EFI Component Name 2 Protocol | ||
| // | ||
| GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gSioBusComponentName2 = { | ||
| (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) SioBusComponentNameGetDriverName, | ||
| (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) SioBusComponentNameGetControllerName, | ||
| "en" | ||
| }; | ||
|
|
||
|
|
||
| /** | ||
| Retrieves a Unicode string that is the user readable name of the driver. | ||
| This function retrieves the user readable name of a driver in the form of a | ||
| Unicode string. If the driver specified by This has a user readable name in | ||
| the language specified by Language, then a pointer to the driver name is | ||
| returned in DriverName, and EFI_SUCCESS is returned. If the driver specified | ||
| by This does not support the language specified by Language, then | ||
| EFI_UNSUPPORTED is returned. | ||
| @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL | ||
| or EFI_COMPONENT_NAME_PROTOCOL instance. | ||
| @param[in] Language A pointer to a Null-terminated ASCII string | ||
| array indicating the language. This is the | ||
| language of the driver name that the caller is | ||
| requesting, and it must match one of the | ||
| languages specified in SupportedLanguages. The | ||
| number of languages supported by a driver is up | ||
| to the driver writer. Language is specified | ||
| in RFC 4646 or ISO 639-2 language code format. | ||
| @param[out] DriverName A pointer to the Unicode string to return. This | ||
| Unicode string is the name of the driver | ||
| specified by This in the language specified by | ||
| Language. | ||
| @retval EFI_SUCCESS The Unicode string for the Driver specified by | ||
| This and the language specified by Language was | ||
| returned in DriverName. | ||
| @retval EFI_INVALID_PARAMETER Language is NULL. | ||
| @retval EFI_INVALID_PARAMETER DriverName is NULL. | ||
| @retval EFI_UNSUPPORTED The driver specified by This does not support | ||
| the language specified by Language. | ||
| **/ | ||
| EFI_STATUS | ||
| EFIAPI | ||
| SioBusComponentNameGetDriverName ( | ||
| IN EFI_COMPONENT_NAME_PROTOCOL *This, | ||
| IN CHAR8 *Language, | ||
| OUT CHAR16 **DriverName | ||
| ) | ||
| { | ||
| return LookupUnicodeString2 ( | ||
| Language, | ||
| This->SupportedLanguages, | ||
| mSioBusDriverNameTable, | ||
| DriverName, | ||
| (BOOLEAN)(This == &gSioBusComponentName) | ||
| ); | ||
| } | ||
|
|
||
| /** | ||
| Retrieves a Unicode string that is the user readable name of the controller | ||
| that is being managed by a driver. | ||
| This function retrieves the user readable name of the controller specified by | ||
| ControllerHandle and ChildHandle in the form of a Unicode string. If the | ||
| driver specified by This has a user readable name in the language specified | ||
| by Language, then a pointer to the controller name is returned in | ||
| ControllerName, and EFI_SUCCESS is returned. If the driver specified by This | ||
| is not currently managing the controller specified by ControllerHandle and | ||
| ChildHandle, then EFI_UNSUPPORTED is returned. If the driver specified by | ||
| This does not support the language specified by Language, then | ||
| EFI_UNSUPPORTED is returned. | ||
| @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL | ||
| or EFI_COMPONENT_NAME_PROTOCOL instance. | ||
| @param[in] ControllerHandle The handle of a controller that the driver | ||
| specified by This is managing. This handle | ||
| specifies the controller whose name is to be | ||
| returned. | ||
| @param[in] ChildHandle The handle of the child controller to retrieve | ||
| the name of. This is an optional parameter | ||
| that may be NULL. It will be NULL for device | ||
| drivers. It will also be NULL for a bus | ||
| drivers that wish to retrieve the name of the | ||
| bus controller. It will not be NULL for a bus | ||
| driver that wishes to retrieve the name of a | ||
| child controller. | ||
| @param[in] Language A pointer to a Null-terminated ASCII string | ||
| array indicating the language. This is the | ||
| language of the driver name that the caller is | ||
| requesting, and it must match one of the | ||
| languages specified in SupportedLanguages. The | ||
| number of languages supported by a driver is up | ||
| to the driver writer. Language is specified in | ||
| RFC 4646 or ISO 639-2 language code format. | ||
| @param[out] ControllerName A pointer to the Unicode string to return. | ||
| This Unicode string is the name of the | ||
| controller specified by ControllerHandle and | ||
| ChildHandle in the language specified by | ||
| Language from the point of view of the driver | ||
| specified by This. | ||
| @retval EFI_SUCCESS The Unicode string for the user readable name | ||
| in the language specified by Language for the | ||
| driver specified by This was returned in | ||
| DriverName. | ||
| @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. | ||
| @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid | ||
| EFI_HANDLE. | ||
| @retval EFI_INVALID_PARAMETER Language is NULL. | ||
| @retval EFI_INVALID_PARAMETER ControllerName is NULL. | ||
| @retval EFI_UNSUPPORTED The driver specified by This is not currently | ||
| managing the controller specified by | ||
| ControllerHandle and ChildHandle. | ||
| @retval EFI_UNSUPPORTED The driver specified by This does not support | ||
| the language specified by Language. | ||
| **/ | ||
| EFI_STATUS | ||
| EFIAPI | ||
| SioBusComponentNameGetControllerName ( | ||
| IN EFI_COMPONENT_NAME_PROTOCOL *This, | ||
| IN EFI_HANDLE ControllerHandle, | ||
| IN EFI_HANDLE ChildHandle OPTIONAL, | ||
| IN CHAR8 *Language, | ||
| OUT CHAR16 **ControllerName | ||
| ) | ||
| { | ||
| return EFI_UNSUPPORTED; | ||
| } |
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