ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.h

   1 /** @file
   2   Head file for BDS Platform specific code
   3
   4   Copyright (C) 2015-2016, Red Hat, Inc.
   5   Copyright (c) 2004 - 2008, Intel Corporation. All rights reserved.<BR>
   6
   7   This program and the accompanying materials are licensed and made available
   8   under the terms and conditions of the BSD License which accompanies this
   9   distribution. The full text of the license may be found at
  10   http://opensource.org/licenses/bsd-license.php
  11
  12   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
  13   WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  14
  15 **/
  16
  17 #ifndef _PLATFORM_BM_H_
  18 #define _PLATFORM_BM_H_
  19
  20 #include <Library/BaseLib.h>
  21 #include <Library/BaseMemoryLib.h>
  22 #include <Library/DebugLib.h>
  23 #include <Library/DevicePathLib.h>
  24 #include <Library/MemoryAllocationLib.h>
  25 #include <Library/UefiBootServicesTableLib.h>
  26 #include <Library/UefiLib.h>
  27 #include <Library/UefiRuntimeServicesTableLib.h>
  28
  29 /**
  30   Download the kernel, the initial ramdisk, and the kernel command line from
  31   QEMU's fw_cfg. Construct a minimal SimpleFileSystem that contains the two
  32   image files, and load and start the kernel from it.
  33
  34   The kernel will be instructed via its command line to load the initrd from
  35   the same Simple FileSystem.
  36
  37   @retval EFI_NOT_FOUND         Kernel image was not found.
  38   @retval EFI_OUT_OF_RESOURCES  Memory allocation failed.
  39   @retval EFI_PROTOCOL_ERROR    Unterminated kernel command line.
  40
  41   @return                       Error codes from any of the underlying
  42                                 functions. On success, the function doesn't
  43                                 return.
  44 **/
  45 EFI_STATUS
  46 EFIAPI
  47 TryRunningQemuKernel (
  48   VOID
  49   );
  50
  51 /**
  52   Use SystemTable Conout to stop video based Simple Text Out consoles from
  53   going to the video device. Put up LogoFile on every video device that is a
  54   console.
  55
  56   @param[in]  LogoFile   File name of logo to display on the center of the
  57                          screen.
  58
  59   @retval EFI_SUCCESS     ConsoleControl has been flipped to graphics and logo
  60                           displayed.
  61   @retval EFI_UNSUPPORTED Logo not found
  62 **/
  63 EFI_STATUS
  64 EnableQuietBoot (
  65   IN  EFI_GUID  *LogoFile
  66   );
  67
  68 /**
  69   Use SystemTable Conout to turn on video based Simple Text Out consoles. The
  70   Simple Text Out screens will now be synced up with all non video output
  71   devices
  72
  73   @retval EFI_SUCCESS     UGA devices are back in text mode and synced up.
  74 **/
  75 EFI_STATUS
  76 DisableQuietBoot (
  77   VOID
  78   );
  79
  80 #endif // _PLATFORM_BM_H_