mirror of
				https://github.com/acidanthera/audk.git
				synced 2025-11-02 20:44:39 +01:00 
			
		
		
		
	The close brace of EmmcDxeComponentNameGetControllerName should be at the beginning of a line. Cc: Qiu Shumin <shumin.qiu@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Feng Tian <feng.tian@intel.com> Reviewed-by: Shumin Qiu <shumin.qiu@intel.com>
		
			
				
	
	
		
			243 lines
		
	
	
		
			9.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			243 lines
		
	
	
		
			9.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
 | 
						|
  UEFI Component Name(2) protocol implementation for EmmcDxe driver.
 | 
						|
 | 
						|
  Copyright (c) 2015 - 2016, 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 "EmmcDxe.h"
 | 
						|
 | 
						|
//
 | 
						|
// Driver name table
 | 
						|
//
 | 
						|
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mEmmcDxeDriverNameTable[] = {
 | 
						|
  { "eng;en", L"Edkii Emmc Device Driver" },
 | 
						|
  { NULL , NULL }
 | 
						|
};
 | 
						|
 | 
						|
//
 | 
						|
// Controller name table
 | 
						|
//
 | 
						|
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mEmmcDxeControllerNameTable[] = {
 | 
						|
  { "eng;en", L"Edkii Emmc Host Controller" },
 | 
						|
  { NULL , NULL }
 | 
						|
};
 | 
						|
 | 
						|
//
 | 
						|
// EFI Component Name Protocol
 | 
						|
//
 | 
						|
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL  gEmmcDxeComponentName = {
 | 
						|
  EmmcDxeComponentNameGetDriverName,
 | 
						|
  EmmcDxeComponentNameGetControllerName,
 | 
						|
  "eng"
 | 
						|
};
 | 
						|
 | 
						|
//
 | 
						|
// EFI Component Name 2 Protocol
 | 
						|
//
 | 
						|
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gEmmcDxeComponentName2 = {
 | 
						|
  (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) EmmcDxeComponentNameGetDriverName,
 | 
						|
  (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) EmmcDxeComponentNameGetControllerName,
 | 
						|
  "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  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
 | 
						|
                                EFI_COMPONENT_NAME_PROTOCOL instance.
 | 
						|
 | 
						|
  @param  Language[in]          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  DriverName[out]       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
 | 
						|
EmmcDxeComponentNameGetDriverName (
 | 
						|
  IN  EFI_COMPONENT_NAME_PROTOCOL  *This,
 | 
						|
  IN  CHAR8                        *Language,
 | 
						|
  OUT CHAR16                       **DriverName
 | 
						|
  )
 | 
						|
{
 | 
						|
  return LookupUnicodeString2 (
 | 
						|
           Language,
 | 
						|
           This->SupportedLanguages,
 | 
						|
           mEmmcDxeDriverNameTable,
 | 
						|
           DriverName,
 | 
						|
           (BOOLEAN)(This == &gEmmcDxeComponentName)
 | 
						|
           );
 | 
						|
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
  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  This[in]              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
 | 
						|
                                EFI_COMPONENT_NAME_PROTOCOL instance.
 | 
						|
 | 
						|
  @param  ControllerHandle[in]  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  ChildHandle[in]       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  Language[in]          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  ControllerName[out]   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
 | 
						|
EmmcDxeComponentNameGetControllerName (
 | 
						|
  IN  EFI_COMPONENT_NAME_PROTOCOL                     *This,
 | 
						|
  IN  EFI_HANDLE                                      ControllerHandle,
 | 
						|
  IN  EFI_HANDLE                                      ChildHandle        OPTIONAL,
 | 
						|
  IN  CHAR8                                           *Language,
 | 
						|
  OUT CHAR16                                          **ControllerName
 | 
						|
  )
 | 
						|
{
 | 
						|
  EFI_STATUS                Status;
 | 
						|
  EFI_BLOCK_IO_PROTOCOL     *BlockIo;
 | 
						|
  EMMC_DEVICE               *Device;
 | 
						|
  EMMC_PARTITION            *Partition;
 | 
						|
  EFI_UNICODE_STRING_TABLE  *ControllerNameTable;
 | 
						|
 | 
						|
  //
 | 
						|
  // Make sure this driver is currently managing ControllHandle
 | 
						|
  //
 | 
						|
  Status = EfiTestManagedDevice (
 | 
						|
             ControllerHandle,
 | 
						|
             gEmmcDxeDriverBinding.DriverBindingHandle,
 | 
						|
             &gEfiSdMmcPassThruProtocolGuid
 | 
						|
             );
 | 
						|
  if (EFI_ERROR (Status)) {
 | 
						|
    return Status;
 | 
						|
  }
 | 
						|
 | 
						|
  ControllerNameTable = mEmmcDxeControllerNameTable;
 | 
						|
  if (ChildHandle != NULL) {
 | 
						|
    Status = EfiTestChildHandle (
 | 
						|
               ControllerHandle,
 | 
						|
               ChildHandle,
 | 
						|
               &gEfiSdMmcPassThruProtocolGuid
 | 
						|
               );
 | 
						|
    if (EFI_ERROR (Status)) {
 | 
						|
      return Status;
 | 
						|
    }
 | 
						|
    //
 | 
						|
    // Get the child context
 | 
						|
    //
 | 
						|
    Status = gBS->OpenProtocol (
 | 
						|
                    ChildHandle,
 | 
						|
                    &gEfiBlockIoProtocolGuid,
 | 
						|
                    (VOID **) &BlockIo,
 | 
						|
                    gEmmcDxeDriverBinding.DriverBindingHandle,
 | 
						|
                    ChildHandle,
 | 
						|
                    EFI_OPEN_PROTOCOL_GET_PROTOCOL
 | 
						|
                    );
 | 
						|
    if (EFI_ERROR (Status)) {
 | 
						|
      return EFI_UNSUPPORTED;
 | 
						|
    }
 | 
						|
 | 
						|
    Partition = EMMC_PARTITION_DATA_FROM_BLKIO (BlockIo);
 | 
						|
    Device    = Partition->Device;
 | 
						|
    ControllerNameTable = Device->ControllerNameTable;
 | 
						|
  }
 | 
						|
 | 
						|
  return LookupUnicodeString2 (
 | 
						|
           Language,
 | 
						|
           This->SupportedLanguages,
 | 
						|
           ControllerNameTable,
 | 
						|
           ControllerName,
 | 
						|
           (BOOLEAN)(This == &gEmmcDxeComponentName)
 | 
						|
           );
 | 
						|
}
 | 
						|
 |