audk/ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.h

/** @file
  Head file for BDS Platform specific code

  Copyright (C) 2015-2016, Red Hat, Inc.
  Copyright (c) 2004 - 2008, 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.

**/

#ifndef _PLATFORM_BM_H_
#define _PLATFORM_BM_H_

#include <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/DevicePathLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiRuntimeServicesTableLib.h>

/**
  Download the kernel, the initial ramdisk, and the kernel command line from
  QEMU's fw_cfg. Construct a minimal SimpleFileSystem that contains the two
  image files, and load and start the kernel from it.

  The kernel will be instructed via its command line to load the initrd from
  the same Simple FileSystem.

  @retval EFI_NOT_FOUND         Kernel image was not found.
  @retval EFI_OUT_OF_RESOURCES  Memory allocation failed.
  @retval EFI_PROTOCOL_ERROR    Unterminated kernel command line.

  @return                       Error codes from any of the underlying
                                functions. On success, the function doesn't
                                return.
**/
EFI_STATUS
EFIAPI
TryRunningQemuKernel (
  VOID
  );

/**
  Use SystemTable Conout to stop video based Simple Text Out consoles from
  going to the video device. Put up LogoFile on every video device that is a
  console.

  @param[in]  LogoFile   File name of logo to display on the center of the
                         screen.

  @retval EFI_SUCCESS     ConsoleControl has been flipped to graphics and logo
                          displayed.
  @retval EFI_UNSUPPORTED Logo not found
**/
EFI_STATUS
EnableQuietBoot (
  IN  EFI_GUID  *LogoFile
  );

/**
  Use SystemTable Conout to turn on video based Simple Text Out consoles. The
  Simple Text Out screens will now be synced up with all non video output
  devices

  @retval EFI_SUCCESS     UGA devices are back in text mode and synced up.
**/
EFI_STATUS
DisableQuietBoot (
  VOID
  );

#endif // _PLATFORM_BM_H_