[PATCH v2 4/4] OvmfPkg: drop PlatformBootManagerLibGrub

["Gerd Hoffmann" <kraxel@redhat.com>]

Not used any more, remove.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Jiewen Yao <Jiewen.yao@intel.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
---
 .../PlatformBootManagerLibGrub.inf            |   73 -
 .../PlatformBootManagerLibGrub/BdsPlatform.h  |  185 --
 .../PlatformBootManagerLibGrub/BdsPlatform.c  | 1604 -----------------
 .../PlatformBootManagerLibGrub/PlatformData.c |  212 ---
 .../PlatformBootManagerLibGrub/QemuKernel.c   |   55 -
 5 files changed, 2129 deletions(-)
 delete mode 100644 OvmfPkg/Library/PlatformBootManagerLibGrub/PlatformBootManagerLibGrub.inf
 delete mode 100644 OvmfPkg/Library/PlatformBootManagerLibGrub/BdsPlatform.h
 delete mode 100644 OvmfPkg/Library/PlatformBootManagerLibGrub/BdsPlatform.c
 delete mode 100644 OvmfPkg/Library/PlatformBootManagerLibGrub/PlatformData.c
 delete mode 100644 OvmfPkg/Library/PlatformBootManagerLibGrub/QemuKernel.c

diff --git a/OvmfPkg/Library/PlatformBootManagerLibGrub/PlatformBootManagerLibGrub.inf b/OvmfPkg/Library/PlatformBootManagerLibGrub/PlatformBootManagerLibGrub.inf
deleted file mode 100644
index 5f6f73d18470..000000000000
--- a/OvmfPkg/Library/PlatformBootManagerLibGrub/PlatformBootManagerLibGrub.inf
+++ /dev/null
@@ -1,73 +0,0 @@
-## @file
-#  Platform BDS customizations library.
-#
-#  Copyright (C) 2020 James Bottomley, IBM Corporation.
-#  Copyright (c) 2007 - 2019, Intel Corporation. All rights reserved.<BR>
-#  SPDX-License-Identifier: BSD-2-Clause-Patent
-#
-##
-
-[Defines]
-  INF_VERSION                    = 0x00010005
-  BASE_NAME                      = PlatformBootManagerLibGrub
-  FILE_GUID                      = 3a8f8431-f0c9-4c95-8a1d-04445c582d4e
-  MODULE_TYPE                    = DXE_DRIVER
-  VERSION_STRING                 = 1.0
-  LIBRARY_CLASS                  = PlatformBootManagerLib|DXE_DRIVER
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-#  VALID_ARCHITECTURES           = X64
-#
-
-[Sources]
-  BdsPlatform.c
-  QemuKernel.c
-  PlatformData.c
-  BdsPlatform.h
-
-[Packages]
-  MdePkg/MdePkg.dec
-  MdeModulePkg/MdeModulePkg.dec
-  SourceLevelDebugPkg/SourceLevelDebugPkg.dec
-  OvmfPkg/OvmfPkg.dec
-  SecurityPkg/SecurityPkg.dec
-  ShellPkg/ShellPkg.dec
-
-[LibraryClasses]
-  BaseLib
-  MemoryAllocationLib
-  UefiBootServicesTableLib
-  UefiRuntimeServicesTableLib
-  BaseMemoryLib
-  DebugLib
-  PcdLib
-  UefiBootManagerLib
-  BootLogoLib
-  DevicePathLib
-  PciLib
-  QemuLoadImageLib
-  UefiLib
-  PlatformBmPrintScLib
-  Tcg2PhysicalPresenceLib
-
-[Pcd]
-  gUefiOvmfPkgTokenSpaceGuid.PcdOvmfHostBridgePciDevId
-  gEfiMdePkgTokenSpaceGuid.PcdUartDefaultBaudRate         ## CONSUMES
-  gEfiMdePkgTokenSpaceGuid.PcdUartDefaultDataBits         ## CONSUMES
-  gEfiMdePkgTokenSpaceGuid.PcdUartDefaultParity           ## CONSUMES
-  gEfiMdePkgTokenSpaceGuid.PcdUartDefaultStopBits         ## CONSUMES
-
-[Protocols]
-  gEfiPciRootBridgeIoProtocolGuid
-  gEfiDxeSmmReadyToLockProtocolGuid             # PROTOCOL SOMETIMES_PRODUCED
-  gEfiLoadedImageProtocolGuid                   # PROTOCOL SOMETIMES_PRODUCED
-  gEfiFirmwareVolume2ProtocolGuid               # PROTOCOL SOMETIMES_CONSUMED
-
-[Guids]
-  gEfiEndOfDxeEventGroupGuid
-  gEfiGlobalVariableGuid
-  gRootBridgesConnectedEventGroupGuid
-  gUefiShellFileGuid
-  gGrubFileGuid
diff --git a/OvmfPkg/Library/PlatformBootManagerLibGrub/BdsPlatform.h b/OvmfPkg/Library/PlatformBootManagerLibGrub/BdsPlatform.h
deleted file mode 100644
index 0593a5104625..000000000000
--- a/OvmfPkg/Library/PlatformBootManagerLibGrub/BdsPlatform.h
+++ /dev/null
@@ -1,185 +0,0 @@
-/** @file
-  Platform BDS customizations include file.
-
-  Copyright (C) 2020 James Bottomley, IBM Corporation.
-  Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>
-  SPDX-License-Identifier: BSD-2-Clause-Patent
-
-Module Name:
-
-  BdsPlatform.h
-
-Abstract:
-
-  Head file for BDS Platform specific code
-
-**/
-
-#ifndef _PLATFORM_SPECIFIC_BDS_PLATFORM_H_
-#define _PLATFORM_SPECIFIC_BDS_PLATFORM_H_
-
-#include <PiDxe.h>
-
-#include <IndustryStandard/Pci.h>
-#include <IndustryStandard/Acpi.h>
-#include <IndustryStandard/SmBios.h>
-#include <IndustryStandard/PeImage.h>
-#include <IndustryStandard/Virtio095.h>
-
-#include <Library/DebugLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiRuntimeServicesTableLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/BaseLib.h>
-#include <Library/PcdLib.h>
-#include <Library/PciLib.h>
-#include <Library/UefiBootManagerLib.h>
-#include <Library/BootLogoLib.h>
-#include <Library/HobLib.h>
-#include <Library/UefiLib.h>
-#include <Library/DxeServicesTableLib.h>
-#include <Library/DevicePathLib.h>
-#include <Library/IoLib.h>
-
-#include <Protocol/Decompress.h>
-#include <Protocol/PciIo.h>
-#include <Protocol/FirmwareVolume2.h>
-#include <Protocol/SimpleFileSystem.h>
-#include <Protocol/PciRootBridgeIo.h>
-#include <Protocol/DxeSmmReadyToLock.h>
-#include <Protocol/LoadedImage.h>
-
-#include <Guid/Acpi.h>
-#include <Guid/SmBios.h>
-#include <Guid/HobList.h>
-#include <Guid/GlobalVariable.h>
-#include <Guid/EventGroup.h>
-#include <Guid/DebugAgentGuid.h>
-
-#include <OvmfPlatforms.h>
-
-extern EFI_DEVICE_PATH_PROTOCOL  *gPlatformConnectSequence[];
-extern ACPI_HID_DEVICE_PATH      gPnpPs2KeyboardDeviceNode;
-extern ACPI_HID_DEVICE_PATH      gPnp16550ComPortDeviceNode;
-extern UART_DEVICE_PATH          gUartDeviceNode;
-extern VENDOR_DEVICE_PATH        gTerminalTypeDeviceNode;
-
-#define PCI_DEVICE_PATH_NODE(Func, Dev) \
-  { \
-    { \
-      HARDWARE_DEVICE_PATH, \
-      HW_PCI_DP, \
-      { \
-        (UINT8) (sizeof (PCI_DEVICE_PATH)), \
-        (UINT8) ((sizeof (PCI_DEVICE_PATH)) >> 8) \
-      } \
-    }, \
-    (Func), \
-    (Dev) \
-  }
-
-#define PNPID_DEVICE_PATH_NODE(PnpId) \
-  { \
-    { \
-      ACPI_DEVICE_PATH, \
-      ACPI_DP, \
-      { \
-        (UINT8) (sizeof (ACPI_HID_DEVICE_PATH)), \
-        (UINT8) ((sizeof (ACPI_HID_DEVICE_PATH)) >> 8) \
-      }, \
-    }, \
-    EISA_PNP_ID((PnpId)), \
-    0 \
-  }
-
-#define gPciIsaBridge \
-  PCI_DEVICE_PATH_NODE(0, 0x1f)
-
-#define gP2PBridge \
-  PCI_DEVICE_PATH_NODE(0, 0x1e)
-
-#define gPnpPs2Keyboard \
-  PNPID_DEVICE_PATH_NODE(0x0303)
-
-#define gPnp16550ComPort \
-  PNPID_DEVICE_PATH_NODE(0x0501)
-
-#define gUart \
-  { \
-    { \
-      MESSAGING_DEVICE_PATH, \
-      MSG_UART_DP, \
-      { \
-        (UINT8) (sizeof (UART_DEVICE_PATH)), \
-        (UINT8) ((sizeof (UART_DEVICE_PATH)) >> 8) \
-      } \
-    }, \
-    0, \
-    115200, \
-    8, \
-    1, \
-    1 \
-  }
-
-#define gPcAnsiTerminal \
-  { \
-    { \
-      MESSAGING_DEVICE_PATH, \
-      MSG_VENDOR_DP, \
-      { \
-        (UINT8) (sizeof (VENDOR_DEVICE_PATH)), \
-        (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8) \
-      } \
-    }, \
-    DEVICE_PATH_MESSAGING_PC_ANSI \
-  }
-
-#define gEndEntire \
-  { \
-    END_DEVICE_PATH_TYPE, \
-    END_ENTIRE_DEVICE_PATH_SUBTYPE, \
-    { \
-      END_DEVICE_PATH_LENGTH, \
-      0 \
-    } \
-  }
-
-#define PCI_CLASS_SCC        0x07
-#define PCI_SUBCLASS_SERIAL  0x00
-#define PCI_IF_16550         0x02
-#define IS_PCI_16550SERIAL(_p)  IS_CLASS3 (_p, PCI_CLASS_SCC, PCI_SUBCLASS_SERIAL, PCI_IF_16550)
-#define IS_PCI_ISA_PDECODE(_p)  IS_CLASS3 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_ISA_PDECODE, 0)
-
-typedef struct {
-  EFI_DEVICE_PATH_PROTOCOL    *DevicePath;
-  UINTN                       ConnectType;
-} PLATFORM_CONSOLE_CONNECT_ENTRY;
-
-#define CONSOLE_OUT  BIT0
-#define CONSOLE_IN   BIT1
-#define STD_ERROR    BIT2
-extern PLATFORM_CONSOLE_CONNECT_ENTRY  gPlatformConsole[];
-extern PLATFORM_CONSOLE_CONNECT_ENTRY  gXenPlatformConsole[];
-
-//
-// Platform BDS Functions
-//
-
-VOID
-PlatformInitializeConsole (
-  IN PLATFORM_CONSOLE_CONNECT_ENTRY  *PlatformConsole
-  );
-
-/**
-  Loads and boots UEFI Linux via the FwCfg interface.
-
-  @retval    EFI_NOT_FOUND - The Linux kernel was not found
-
-**/
-EFI_STATUS
-TryRunningQemuKernel (
-  VOID
-  );
-
-#endif // _PLATFORM_SPECIFIC_BDS_PLATFORM_H_
diff --git a/OvmfPkg/Library/PlatformBootManagerLibGrub/BdsPlatform.c b/OvmfPkg/Library/PlatformBootManagerLibGrub/BdsPlatform.c
deleted file mode 100644
index df8e2fe15786..000000000000
--- a/OvmfPkg/Library/PlatformBootManagerLibGrub/BdsPlatform.c
+++ /dev/null
@@ -1,1604 +0,0 @@
-/** @file
-  Platform BDS customizations.
-
-  Copyright (C) 2020 James Bottomley, IBM Corporation.
-  Copyright (c) 2004 - 2019, Intel Corporation. All rights reserved.<BR>
-  SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include "BdsPlatform.h"
-#include <Guid/RootBridgesConnectedEventGroup.h>
-#include <Protocol/FirmwareVolume2.h>
-#include <Library/PlatformBmPrintScLib.h>
-#include <Library/Tcg2PhysicalPresenceLib.h>
-
-//
-// Global data
-//
-
-VOID       *mEfiDevPathNotifyReg;
-EFI_EVENT  mEfiDevPathEvent;
-UINT16     mHostBridgeDevId;
-
-//
-// Table of host IRQs matching PCI IRQs A-D
-// (for configuring PCI Interrupt Line register)
-//
-CONST UINT8  PciHostIrqs[] = {
-  0x0a, 0x0a, 0x0b, 0x0b
-};
-
-//
-// Type definitions
-//
-
-typedef
-EFI_STATUS
-(EFIAPI *PROTOCOL_INSTANCE_CALLBACK)(
-  IN EFI_HANDLE           Handle,
-  IN VOID                 *Instance,
-  IN VOID                 *Context
-  );
-
-/**
-  @param[in]  Handle - Handle of PCI device instance
-  @param[in]  PciIo - PCI IO protocol instance
-  @param[in]  Pci - PCI Header register block
-**/
-typedef
-EFI_STATUS
-(EFIAPI *VISIT_PCI_INSTANCE_CALLBACK)(
-  IN EFI_HANDLE           Handle,
-  IN EFI_PCI_IO_PROTOCOL  *PciIo,
-  IN PCI_TYPE00           *Pci
-  );
-
-//
-// Function prototypes
-//
-
-EFI_STATUS
-VisitAllInstancesOfProtocol (
-  IN EFI_GUID                    *Id,
-  IN PROTOCOL_INSTANCE_CALLBACK  CallBackFunction,
-  IN VOID                        *Context
-  );
-
-EFI_STATUS
-VisitAllPciInstancesOfProtocol (
-  IN VISIT_PCI_INSTANCE_CALLBACK  CallBackFunction
-  );
-
-VOID
-InstallDevicePathCallback (
-  VOID
-  );
-
-VOID
-PlatformRegisterFvBootOption (
-  EFI_GUID  *FileGuid,
-  CHAR16    *Description,
-  UINT32    Attributes
-  )
-{
-  EFI_STATUS                         Status;
-  INTN                               OptionIndex;
-  EFI_BOOT_MANAGER_LOAD_OPTION       NewOption;
-  EFI_BOOT_MANAGER_LOAD_OPTION       *BootOptions;
-  UINTN                              BootOptionCount;
-  MEDIA_FW_VOL_FILEPATH_DEVICE_PATH  FileNode;
-  EFI_LOADED_IMAGE_PROTOCOL          *LoadedImage;
-  EFI_DEVICE_PATH_PROTOCOL           *DevicePath;
-
-  Status = gBS->HandleProtocol (
-                  gImageHandle,
-                  &gEfiLoadedImageProtocolGuid,
-                  (VOID **)&LoadedImage
-                  );
-  ASSERT_EFI_ERROR (Status);
-
-  EfiInitializeFwVolDevicepathNode (&FileNode, FileGuid);
-  DevicePath = DevicePathFromHandle (LoadedImage->DeviceHandle);
-  ASSERT (DevicePath != NULL);
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&FileNode
-                 );
-  ASSERT (DevicePath != NULL);
-
-  Status = EfiBootManagerInitializeLoadOption (
-             &NewOption,
-             LoadOptionNumberUnassigned,
-             LoadOptionTypeBoot,
-             Attributes,
-             Description,
-             DevicePath,
-             NULL,
-             0
-             );
-  ASSERT_EFI_ERROR (Status);
-  FreePool (DevicePath);
-
-  BootOptions = EfiBootManagerGetLoadOptions (
-                  &BootOptionCount,
-                  LoadOptionTypeBoot
-                  );
-
-  OptionIndex = EfiBootManagerFindLoadOption (
-                  &NewOption,
-                  BootOptions,
-                  BootOptionCount
-                  );
-
-  if (OptionIndex == -1) {
-    Status = EfiBootManagerAddLoadOptionVariable (&NewOption, MAX_UINTN);
-    ASSERT_EFI_ERROR (Status);
-  }
-
-  EfiBootManagerFreeLoadOption (&NewOption);
-  EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);
-}
-
-/**
-  Remove all MemoryMapped(...)/FvFile(...) and Fv(...)/FvFile(...) boot options
-  whose device paths do not resolve exactly to an FvFile in the system.
-
-  Also strip out every boot option that is not an FvFile, meaning the system
-  can only boot either the Grub or (if built) the shell.
-
-  This removes any boot options that point to binaries built into the firmware
-  and have become stale due to any of the following:
-  - DXEFV's base address or size changed (historical),
-  - DXEFV's FvNameGuid changed,
-  - the FILE_GUID of the pointed-to binary changed,
-  - the referenced binary is no longer built into the firmware.
-
-  EfiBootManagerFindLoadOption() used in PlatformRegisterFvBootOption() only
-  avoids exact duplicates.
-**/
-VOID
-RemoveStaleFvFileOptions (
-  VOID
-  )
-{
-  EFI_BOOT_MANAGER_LOAD_OPTION  *BootOptions;
-  UINTN                         BootOptionCount;
-  UINTN                         Index;
-
-  BootOptions = EfiBootManagerGetLoadOptions (
-                  &BootOptionCount,
-                  LoadOptionTypeBoot
-                  );
-
-  for (Index = 0; Index < BootOptionCount; ++Index) {
-    EFI_DEVICE_PATH_PROTOCOL  *Node1, *Node2, *SearchNode;
-    EFI_STATUS                Status;
-    EFI_HANDLE                FvHandle;
-
-    //
-    // If the device path starts with neither MemoryMapped(...) nor Fv(...),
-    // then delete the boot option.
-    //
-    Node1 = BootOptions[Index].FilePath;
-    if (!((DevicePathType (Node1) == HARDWARE_DEVICE_PATH) &&
-          (DevicePathSubType (Node1) == HW_MEMMAP_DP)) &&
-        !((DevicePathType (Node1) == MEDIA_DEVICE_PATH) &&
-          (DevicePathSubType (Node1) == MEDIA_PIWG_FW_VOL_DP)))
-    {
-      EfiBootManagerDeleteLoadOptionVariable (
-        BootOptions[Index].OptionNumber,
-        LoadOptionTypeBoot
-        );
-      continue;
-    }
-
-    //
-    // If the second device path node is not FvFile(...), then delete the boot
-    // option.
-    //
-    Node2 = NextDevicePathNode (Node1);
-    if ((DevicePathType (Node2) != MEDIA_DEVICE_PATH) ||
-        (DevicePathSubType (Node2) != MEDIA_PIWG_FW_FILE_DP))
-    {
-      EfiBootManagerDeleteLoadOptionVariable (
-        BootOptions[Index].OptionNumber,
-        LoadOptionTypeBoot
-        );
-      continue;
-    }
-
-    //
-    // Locate the Firmware Volume2 protocol instance that is denoted by the
-    // boot option. If this lookup fails (i.e., the boot option references a
-    // firmware volume that doesn't exist), then we'll proceed to delete the
-    // boot option.
-    //
-    SearchNode = Node1;
-    Status     = gBS->LocateDevicePath (
-                        &gEfiFirmwareVolume2ProtocolGuid,
-                        &SearchNode,
-                        &FvHandle
-                        );
-
-    if (!EFI_ERROR (Status)) {
-      //
-      // The firmware volume was found; now let's see if it contains the FvFile
-      // identified by GUID.
-      //
-      EFI_FIRMWARE_VOLUME2_PROTOCOL      *FvProtocol;
-      MEDIA_FW_VOL_FILEPATH_DEVICE_PATH  *FvFileNode;
-      UINTN                              BufferSize;
-      EFI_FV_FILETYPE                    FoundType;
-      EFI_FV_FILE_ATTRIBUTES             FileAttributes;
-      UINT32                             AuthenticationStatus;
-
-      Status = gBS->HandleProtocol (
-                      FvHandle,
-                      &gEfiFirmwareVolume2ProtocolGuid,
-                      (VOID **)&FvProtocol
-                      );
-      ASSERT_EFI_ERROR (Status);
-
-      FvFileNode = (MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *)Node2;
-      //
-      // Buffer==NULL means we request metadata only: BufferSize, FoundType,
-      // FileAttributes.
-      //
-      Status = FvProtocol->ReadFile (
-                             FvProtocol,
-                             &FvFileNode->FvFileName, // NameGuid
-                             NULL,                    // Buffer
-                             &BufferSize,
-                             &FoundType,
-                             &FileAttributes,
-                             &AuthenticationStatus
-                             );
-      if (!EFI_ERROR (Status)) {
-        //
-        // The FvFile was found. Keep the boot option.
-        //
-        continue;
-      }
-    }
-
-    //
-    // Delete the boot option.
-    //
-    Status = EfiBootManagerDeleteLoadOptionVariable (
-               BootOptions[Index].OptionNumber,
-               LoadOptionTypeBoot
-               );
-    DEBUG_CODE_BEGIN ();
-    CHAR16  *DevicePathString;
-
-    DevicePathString = ConvertDevicePathToText (
-                         BootOptions[Index].FilePath,
-                         FALSE,
-                         FALSE
-                         );
-    DEBUG ((
-      EFI_ERROR (Status) ? DEBUG_WARN : DEBUG_VERBOSE,
-      "%a: removing stale Boot#%04x %s: %r\n",
-      __func__,
-      (UINT32)BootOptions[Index].OptionNumber,
-      DevicePathString == NULL ? L"<unavailable>" : DevicePathString,
-      Status
-      ));
-    if (DevicePathString != NULL) {
-      FreePool (DevicePathString);
-    }
-
-    DEBUG_CODE_END ();
-  }
-
-  EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);
-}
-
-EFI_STATUS
-EFIAPI
-ConnectRootBridge (
-  IN EFI_HANDLE  RootBridgeHandle,
-  IN VOID        *Instance,
-  IN VOID        *Context
-  );
-
-STATIC
-EFI_STATUS
-EFIAPI
-ConnectVirtioPciRng (
-  IN EFI_HANDLE  Handle,
-  IN VOID        *Instance,
-  IN VOID        *Context
-  );
-
-//
-// BDS Platform Functions
-//
-
-/**
-  Do the platform init, can be customized by OEM/IBV
-
-  Possible things that can be done in PlatformBootManagerBeforeConsole:
-
-  > Update console variable: 1. include hot-plug devices;
-  >                          2. Clear ConIn and add SOL for AMT
-  > Register new Driver#### or Boot####
-  > Register new Key####: e.g.: F12
-  > Signal ReadyToLock event
-  > Authentication action: 1. connect Auth devices;
-  >                        2. Identify auto logon user.
-**/
-VOID
-EFIAPI
-PlatformBootManagerBeforeConsole (
-  VOID
-  )
-{
-  EFI_HANDLE  Handle;
-  EFI_STATUS  Status;
-  UINT16      FrontPageTimeout;
-
-  FrontPageTimeout = 0;
-
-  DEBUG ((DEBUG_INFO, "PlatformBootManagerBeforeConsole\n"));
-  InstallDevicePathCallback ();
-
-  VisitAllInstancesOfProtocol (
-    &gEfiPciRootBridgeIoProtocolGuid,
-    ConnectRootBridge,
-    NULL
-    );
-
-  //
-  // Signal the ACPI platform driver that it can download QEMU ACPI tables.
-  //
-  EfiEventGroupSignal (&gRootBridgesConnectedEventGroupGuid);
-
-  //
-  // We can't signal End-of-Dxe earlier than this. Namely, End-of-Dxe triggers
-  // the preparation of S3 system information. That logic has a hard dependency
-  // on the presence of the FACS ACPI table. Since our ACPI tables are only
-  // installed after PCI enumeration completes, we must not trigger the S3 save
-  // earlier, hence we can't signal End-of-Dxe earlier.
-  //
-  EfiEventGroupSignal (&gEfiEndOfDxeEventGroupGuid);
-
-  // We need to connect all trusted consoles for TCG PP. Here we treat all
-  // consoles in OVMF to be trusted consoles.
-  PlatformInitializeConsole (gPlatformConsole);
-
-  //
-  // Process TPM PPI request
-  //
-  Tcg2PhysicalPresenceLibProcessRequest (NULL);
-
-  //
-  // Prevent further changes to LockBoxes or SMRAM.
-  // Any TPM 2 Physical Presence Interface opcode must be handled before.
-  //
-  Handle = NULL;
-  Status = gBS->InstallProtocolInterface (
-                  &Handle,
-                  &gEfiDxeSmmReadyToLockProtocolGuid,
-                  EFI_NATIVE_INTERFACE,
-                  NULL
-                  );
-  ASSERT_EFI_ERROR (Status);
-
-  //
-  // Dispatch deferred images after EndOfDxe event and ReadyToLock
-  // installation.
-  //
-  EfiBootManagerDispatchDeferredImages ();
-
-  //
-  // GPU passthrough only allows Console enablement after ROM image load
-  //
-  PlatformInitializeConsole (gPlatformConsole);
-
-  Status = gRT->SetVariable (
-                  EFI_TIME_OUT_VARIABLE_NAME,
-                  &gEfiGlobalVariableGuid,
-                  (EFI_VARIABLE_NON_VOLATILE |
-                   EFI_VARIABLE_BOOTSERVICE_ACCESS |
-                   EFI_VARIABLE_RUNTIME_ACCESS),
-                  sizeof FrontPageTimeout,
-                  &FrontPageTimeout
-                  );
-  //
-  // Install both VIRTIO_DEVICE_PROTOCOL and (dependent) EFI_RNG_PROTOCOL
-  // instances on Virtio PCI RNG devices.
-  //
-  VisitAllInstancesOfProtocol (
-    &gEfiPciIoProtocolGuid,
-    ConnectVirtioPciRng,
-    NULL
-    );
-}
-
-EFI_STATUS
-EFIAPI
-ConnectRootBridge (
-  IN EFI_HANDLE  RootBridgeHandle,
-  IN VOID        *Instance,
-  IN VOID        *Context
-  )
-{
-  EFI_STATUS  Status;
-
-  //
-  // Make the PCI bus driver connect the root bridge, non-recursively. This
-  // will produce a number of child handles with PciIo on them.
-  //
-  Status = gBS->ConnectController (
-                  RootBridgeHandle, // ControllerHandle
-                  NULL,             // DriverImageHandle
-                  NULL,             // RemainingDevicePath -- produce all
-                                    //   children
-                  FALSE             // Recursive
-                  );
-  return Status;
-}
-
-STATIC
-EFI_STATUS
-EFIAPI
-ConnectVirtioPciRng (
-  IN EFI_HANDLE  Handle,
-  IN VOID        *Instance,
-  IN VOID        *Context
-  )
-{
-  EFI_PCI_IO_PROTOCOL  *PciIo;
-  EFI_STATUS           Status;
-  UINT16               VendorId;
-  UINT16               DeviceId;
-  UINT8                RevisionId;
-  BOOLEAN              Virtio10;
-  UINT16               SubsystemId;
-
-  PciIo = Instance;
-
-  //
-  // Read and check VendorId.
-  //
-  Status = PciIo->Pci.Read (
-                        PciIo,
-                        EfiPciIoWidthUint16,
-                        PCI_VENDOR_ID_OFFSET,
-                        1,
-                        &VendorId
-                        );
-  if (EFI_ERROR (Status)) {
-    goto Error;
-  }
-
-  if (VendorId != VIRTIO_VENDOR_ID) {
-    return EFI_SUCCESS;
-  }
-
-  //
-  // Read DeviceId and RevisionId.
-  //
-  Status = PciIo->Pci.Read (
-                        PciIo,
-                        EfiPciIoWidthUint16,
-                        PCI_DEVICE_ID_OFFSET,
-                        1,
-                        &DeviceId
-                        );
-  if (EFI_ERROR (Status)) {
-    goto Error;
-  }
-
-  Status = PciIo->Pci.Read (
-                        PciIo,
-                        EfiPciIoWidthUint8,
-                        PCI_REVISION_ID_OFFSET,
-                        1,
-                        &RevisionId
-                        );
-  if (EFI_ERROR (Status)) {
-    goto Error;
-  }
-
-  //
-  // From DeviceId and RevisionId, determine whether the device is a
-  // modern-only Virtio 1.0 device. In case of Virtio 1.0, DeviceId can
-  // immediately be restricted to VIRTIO_SUBSYSTEM_ENTROPY_SOURCE, and
-  // SubsystemId will only play a sanity-check role. Otherwise, DeviceId can
-  // only be sanity-checked, and SubsystemId will decide.
-  //
-  if ((DeviceId == 0x1040 + VIRTIO_SUBSYSTEM_ENTROPY_SOURCE) &&
-      (RevisionId >= 0x01))
-  {
-    Virtio10 = TRUE;
-  } else if ((DeviceId >= 0x1000) && (DeviceId <= 0x103F) && (RevisionId == 0x00)) {
-    Virtio10 = FALSE;
-  } else {
-    return EFI_SUCCESS;
-  }
-
-  //
-  // Read and check SubsystemId as dictated by Virtio10.
-  //
-  Status = PciIo->Pci.Read (
-                        PciIo,
-                        EfiPciIoWidthUint16,
-                        PCI_SUBSYSTEM_ID_OFFSET,
-                        1,
-                        &SubsystemId
-                        );
-  if (EFI_ERROR (Status)) {
-    goto Error;
-  }
-
-  if ((Virtio10 && (SubsystemId >= 0x40)) ||
-      (!Virtio10 && (SubsystemId == VIRTIO_SUBSYSTEM_ENTROPY_SOURCE)))
-  {
-    Status = gBS->ConnectController (
-                    Handle, // ControllerHandle
-                    NULL,   // DriverImageHandle -- connect all drivers
-                    NULL,   // RemainingDevicePath -- produce all child handles
-                    FALSE   // Recursive -- don't follow child handles
-                    );
-    if (EFI_ERROR (Status)) {
-      goto Error;
-    }
-  }
-
-  return EFI_SUCCESS;
-
-Error:
-  DEBUG ((DEBUG_ERROR, "%a: %r\n", __func__, Status));
-  return Status;
-}
-
-/**
-  Add IsaKeyboard to ConIn; add IsaSerial to ConOut, ConIn, ErrOut.
-
-  @param[in] DeviceHandle  Handle of the LPC Bridge device.
-
-  @retval EFI_SUCCESS  Console devices on the LPC bridge have been added to
-                       ConOut, ConIn, and ErrOut.
-
-  @return              Error codes, due to EFI_DEVICE_PATH_PROTOCOL missing
-                       from DeviceHandle.
-**/
-EFI_STATUS
-PrepareLpcBridgeDevicePath (
-  IN EFI_HANDLE  DeviceHandle
-  )
-{
-  EFI_STATUS                Status;
-  EFI_DEVICE_PATH_PROTOCOL  *DevicePath;
-  EFI_DEVICE_PATH_PROTOCOL  *TempDevicePath;
-  CHAR16                    *DevPathStr;
-
-  DevicePath = NULL;
-  Status     = gBS->HandleProtocol (
-                      DeviceHandle,
-                      &gEfiDevicePathProtocolGuid,
-                      (VOID *)&DevicePath
-                      );
-  if (EFI_ERROR (Status)) {
-    return Status;
-  }
-
-  TempDevicePath = DevicePath;
-
-  //
-  // Register Keyboard
-  //
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&gPnpPs2KeyboardDeviceNode
-                 );
-
-  EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);
-
-  //
-  // Register COM1
-  //
-  DevicePath                     = TempDevicePath;
-  gPnp16550ComPortDeviceNode.UID = 0;
-
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&gPnp16550ComPortDeviceNode
-                 );
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode
-                 );
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode
-                 );
-
-  //
-  // Print Device Path
-  //
-  DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);
-  if (DevPathStr != NULL) {
-    DEBUG ((
-      DEBUG_INFO,
-      "BdsPlatform.c+%d: COM%d DevPath: %s\n",
-      DEBUG_LINE_NUMBER,
-      gPnp16550ComPortDeviceNode.UID + 1,
-      DevPathStr
-      ));
-    FreePool (DevPathStr);
-  }
-
-  EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);
-  EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);
-  EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);
-
-  //
-  // Register COM2
-  //
-  DevicePath                     = TempDevicePath;
-  gPnp16550ComPortDeviceNode.UID = 1;
-
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&gPnp16550ComPortDeviceNode
-                 );
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode
-                 );
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode
-                 );
-
-  //
-  // Print Device Path
-  //
-  DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);
-  if (DevPathStr != NULL) {
-    DEBUG ((
-      DEBUG_INFO,
-      "BdsPlatform.c+%d: COM%d DevPath: %s\n",
-      DEBUG_LINE_NUMBER,
-      gPnp16550ComPortDeviceNode.UID + 1,
-      DevPathStr
-      ));
-    FreePool (DevPathStr);
-  }
-
-  EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);
-  EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);
-  EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);
-
-  return EFI_SUCCESS;
-}
-
-EFI_STATUS
-GetGopDevicePath (
-  IN  EFI_DEVICE_PATH_PROTOCOL  *PciDevicePath,
-  OUT EFI_DEVICE_PATH_PROTOCOL  **GopDevicePath
-  )
-{
-  UINTN                     Index;
-  EFI_STATUS                Status;
-  EFI_HANDLE                PciDeviceHandle;
-  EFI_DEVICE_PATH_PROTOCOL  *TempDevicePath;
-  EFI_DEVICE_PATH_PROTOCOL  *TempPciDevicePath;
-  UINTN                     GopHandleCount;
-  EFI_HANDLE                *GopHandleBuffer;
-
-  if ((PciDevicePath == NULL) || (GopDevicePath == NULL)) {
-    return EFI_INVALID_PARAMETER;
-  }
-
-  //
-  // Initialize the GopDevicePath to be PciDevicePath
-  //
-  *GopDevicePath    = PciDevicePath;
-  TempPciDevicePath = PciDevicePath;
-
-  Status = gBS->LocateDevicePath (
-                  &gEfiDevicePathProtocolGuid,
-                  &TempPciDevicePath,
-                  &PciDeviceHandle
-                  );
-  if (EFI_ERROR (Status)) {
-    return Status;
-  }
-
-  //
-  // Try to connect this handle, so that GOP driver could start on this
-  // device and create child handles with GraphicsOutput Protocol installed
-  // on them, then we get device paths of these child handles and select
-  // them as possible console device.
-  //
-  gBS->ConnectController (PciDeviceHandle, NULL, NULL, FALSE);
-
-  Status = gBS->LocateHandleBuffer (
-                  ByProtocol,
-                  &gEfiGraphicsOutputProtocolGuid,
-                  NULL,
-                  &GopHandleCount,
-                  &GopHandleBuffer
-                  );
-  if (!EFI_ERROR (Status)) {
-    //
-    // Add all the child handles as possible Console Device
-    //
-    for (Index = 0; Index < GopHandleCount; Index++) {
-      Status = gBS->HandleProtocol (
-                      GopHandleBuffer[Index],
-                      &gEfiDevicePathProtocolGuid,
-                      (VOID *)&TempDevicePath
-                      );
-      if (EFI_ERROR (Status)) {
-        continue;
-      }
-
-      if (CompareMem (
-            PciDevicePath,
-            TempDevicePath,
-            GetDevicePathSize (PciDevicePath) - END_DEVICE_PATH_LENGTH
-            ) == 0)
-      {
-        //
-        // In current implementation, we only enable one of the child handles
-        // as console device, i.e. sotre one of the child handle's device
-        // path to variable "ConOut"
-        // In future, we could select all child handles to be console device
-        //
-
-        *GopDevicePath = TempDevicePath;
-
-        //
-        // Delete the PCI device's path that added by
-        // GetPlugInPciVgaDevicePath(). Add the integrity GOP device path.
-        //
-        EfiBootManagerUpdateConsoleVariable (ConOutDev, NULL, PciDevicePath);
-        EfiBootManagerUpdateConsoleVariable (ConOutDev, TempDevicePath, NULL);
-      }
-    }
-
-    gBS->FreePool (GopHandleBuffer);
-  }
-
-  return EFI_SUCCESS;
-}
-
-/**
-  Add PCI display to ConOut.
-
-  @param[in] DeviceHandle  Handle of the PCI display device.
-
-  @retval EFI_SUCCESS  The PCI display device has been added to ConOut.
-
-  @return              Error codes, due to EFI_DEVICE_PATH_PROTOCOL missing
-                       from DeviceHandle.
-**/
-EFI_STATUS
-PreparePciDisplayDevicePath (
-  IN EFI_HANDLE  DeviceHandle
-  )
-{
-  EFI_STATUS                Status;
-  EFI_DEVICE_PATH_PROTOCOL  *DevicePath;
-  EFI_DEVICE_PATH_PROTOCOL  *GopDevicePath;
-
-  DevicePath    = NULL;
-  GopDevicePath = NULL;
-  Status        = gBS->HandleProtocol (
-                         DeviceHandle,
-                         &gEfiDevicePathProtocolGuid,
-                         (VOID *)&DevicePath
-                         );
-  if (EFI_ERROR (Status)) {
-    return Status;
-  }
-
-  GetGopDevicePath (DevicePath, &GopDevicePath);
-  DevicePath = GopDevicePath;
-
-  EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);
-
-  return EFI_SUCCESS;
-}
-
-/**
-  Add PCI Serial to ConOut, ConIn, ErrOut.
-
-  @param[in] DeviceHandle  Handle of the PCI serial device.
-
-  @retval EFI_SUCCESS  The PCI serial device has been added to ConOut, ConIn,
-                       ErrOut.
-
-  @return              Error codes, due to EFI_DEVICE_PATH_PROTOCOL missing
-                       from DeviceHandle.
-**/
-EFI_STATUS
-PreparePciSerialDevicePath (
-  IN EFI_HANDLE  DeviceHandle
-  )
-{
-  EFI_STATUS                Status;
-  EFI_DEVICE_PATH_PROTOCOL  *DevicePath;
-
-  DevicePath = NULL;
-  Status     = gBS->HandleProtocol (
-                      DeviceHandle,
-                      &gEfiDevicePathProtocolGuid,
-                      (VOID *)&DevicePath
-                      );
-  if (EFI_ERROR (Status)) {
-    return Status;
-  }
-
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode
-                 );
-  DevicePath = AppendDevicePathNode (
-                 DevicePath,
-                 (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode
-                 );
-
-  EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);
-  EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);
-  EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);
-
-  return EFI_SUCCESS;
-}
-
-EFI_STATUS
-VisitAllInstancesOfProtocol (
-  IN EFI_GUID                    *Id,
-  IN PROTOCOL_INSTANCE_CALLBACK  CallBackFunction,
-  IN VOID                        *Context
-  )
-{
-  EFI_STATUS  Status;
-  UINTN       HandleCount;
-  EFI_HANDLE  *HandleBuffer;
-  UINTN       Index;
-  VOID        *Instance;
-
-  //
-  // Start to check all the PciIo to find all possible device
-  //
-  HandleCount  = 0;
-  HandleBuffer = NULL;
-  Status       = gBS->LocateHandleBuffer (
-                        ByProtocol,
-                        Id,
-                        NULL,
-                        &HandleCount,
-                        &HandleBuffer
-                        );
-  if (EFI_ERROR (Status)) {
-    return Status;
-  }
-
-  for (Index = 0; Index < HandleCount; Index++) {
-    Status = gBS->HandleProtocol (HandleBuffer[Index], Id, &Instance);
-    if (EFI_ERROR (Status)) {
-      continue;
-    }
-
-    Status = (*CallBackFunction)(
-  HandleBuffer[Index],
-  Instance,
-  Context
-  );
-  }
-
-  gBS->FreePool (HandleBuffer);
-
-  return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VisitingAPciInstance (
-  IN EFI_HANDLE  Handle,
-  IN VOID        *Instance,
-  IN VOID        *Context
-  )
-{
-  EFI_STATUS           Status;
-  EFI_PCI_IO_PROTOCOL  *PciIo;
-  PCI_TYPE00           Pci;
-
-  PciIo = (EFI_PCI_IO_PROTOCOL *)Instance;
-
-  //
-  // Check for all PCI device
-  //
-  Status = PciIo->Pci.Read (
-                        PciIo,
-                        EfiPciIoWidthUint32,
-                        0,
-                        sizeof (Pci) / sizeof (UINT32),
-                        &Pci
-                        );
-  if (EFI_ERROR (Status)) {
-    return Status;
-  }
-
-  return (*(VISIT_PCI_INSTANCE_CALLBACK)(UINTN)Context)(
-  Handle,
-  PciIo,
-  &Pci
-  );
-}
-
-EFI_STATUS
-VisitAllPciInstances (
-  IN VISIT_PCI_INSTANCE_CALLBACK  CallBackFunction
-  )
-{
-  return VisitAllInstancesOfProtocol (
-           &gEfiPciIoProtocolGuid,
-           VisitingAPciInstance,
-           (VOID *)(UINTN)CallBackFunction
-           );
-}
-
-/**
-  Do platform specific PCI Device check and add them to
-  ConOut, ConIn, ErrOut.
-
-  @param[in]  Handle - Handle of PCI device instance
-  @param[in]  PciIo - PCI IO protocol instance
-  @param[in]  Pci - PCI Header register block
-
-  @retval EFI_SUCCESS - PCI Device check and Console variable update
-                        successfully.
-  @retval EFI_STATUS - PCI Device check or Console variable update fail.
-
-**/
-EFI_STATUS
-EFIAPI
-DetectAndPreparePlatformPciDevicePath (
-  IN EFI_HANDLE           Handle,
-  IN EFI_PCI_IO_PROTOCOL  *PciIo,
-  IN PCI_TYPE00           *Pci
-  )
-{
-  EFI_STATUS  Status;
-
-  Status = PciIo->Attributes (
-                    PciIo,
-                    EfiPciIoAttributeOperationEnable,
-                    EFI_PCI_DEVICE_ENABLE,
-                    NULL
-                    );
-  ASSERT_EFI_ERROR (Status);
-
-  //
-  // Here we decide whether it is LPC Bridge
-  //
-  if ((IS_PCI_LPC (Pci)) ||
-      ((IS_PCI_ISA_PDECODE (Pci)) &&
-       (Pci->Hdr.VendorId == 0x8086) &&
-       (Pci->Hdr.DeviceId == 0x7000)
-      )
-      )
-  {
-    //
-    // Add IsaKeyboard to ConIn,
-    // add IsaSerial to ConOut, ConIn, ErrOut
-    //
-    DEBUG ((DEBUG_INFO, "Found LPC Bridge device\n"));
-    PrepareLpcBridgeDevicePath (Handle);
-    return EFI_SUCCESS;
-  }
-
-  //
-  // Here we decide which Serial device to enable in PCI bus
-  //
-  if (IS_PCI_16550SERIAL (Pci)) {
-    //
-    // Add them to ConOut, ConIn, ErrOut.
-    //
-    DEBUG ((DEBUG_INFO, "Found PCI 16550 SERIAL device\n"));
-    PreparePciSerialDevicePath (Handle);
-    return EFI_SUCCESS;
-  }
-
-  //
-  // Here we decide which display device to enable in PCI bus
-  //
-  if (IS_PCI_DISPLAY (Pci)) {
-    //
-    // Add them to ConOut.
-    //
-    DEBUG ((DEBUG_INFO, "Found PCI display device\n"));
-    PreparePciDisplayDevicePath (Handle);
-    return EFI_SUCCESS;
-  }
-
-  return Status;
-}
-
-/**
-  Connect the predefined platform default console device.
-
-  Always try to find and enable PCI display devices.
-
-  @param[in] PlatformConsole  Predefined platform default console device array.
-**/
-VOID
-PlatformInitializeConsole (
-  IN PLATFORM_CONSOLE_CONNECT_ENTRY  *PlatformConsole
-  )
-{
-  UINTN  Index;
-
-  //
-  // Do platform specific PCI Device check and add them to ConOut, ConIn,
-  // ErrOut
-  //
-  VisitAllPciInstances (DetectAndPreparePlatformPciDevicePath);
-
-  //
-  // Have chance to connect the platform default console,
-  // the platform default console is the minimum device group
-  // the platform should support
-  //
-  for (Index = 0; PlatformConsole[Index].DevicePath != NULL; ++Index) {
-    //
-    // Update the console variable with the connect type
-    //
-    if ((PlatformConsole[Index].ConnectType & CONSOLE_IN) == CONSOLE_IN) {
-      EfiBootManagerUpdateConsoleVariable (
-        ConIn,
-        PlatformConsole[Index].DevicePath,
-        NULL
-        );
-    }
-
-    if ((PlatformConsole[Index].ConnectType & CONSOLE_OUT) == CONSOLE_OUT) {
-      EfiBootManagerUpdateConsoleVariable (
-        ConOut,
-        PlatformConsole[Index].DevicePath,
-        NULL
-        );
-    }
-
-    if ((PlatformConsole[Index].ConnectType & STD_ERROR) == STD_ERROR) {
-      EfiBootManagerUpdateConsoleVariable (
-        ErrOut,
-        PlatformConsole[Index].DevicePath,
-        NULL
-        );
-    }
-  }
-}
-
-/**
-  Configure PCI Interrupt Line register for applicable devices
-  Ported from SeaBIOS, src/fw/pciinit.c, *_pci_slot_get_irq()
-
-  @param[in]  Handle - Handle of PCI device instance
-  @param[in]  PciIo - PCI IO protocol instance
-  @param[in]  PciHdr - PCI Header register block
-
-  @retval EFI_SUCCESS - PCI Interrupt Line register configured successfully.
-
-**/
-EFI_STATUS
-EFIAPI
-SetPciIntLine (
-  IN EFI_HANDLE           Handle,
-  IN EFI_PCI_IO_PROTOCOL  *PciIo,
-  IN PCI_TYPE00           *PciHdr
-  )
-{
-  EFI_DEVICE_PATH_PROTOCOL  *DevPathNode;
-  EFI_DEVICE_PATH_PROTOCOL  *DevPath;
-  UINTN                     RootSlot;
-  UINTN                     Idx;
-  UINT8                     IrqLine;
-  EFI_STATUS                Status;
-  UINT32                    RootBusNumber;
-
-  Status = EFI_SUCCESS;
-
-  if (PciHdr->Device.InterruptPin != 0) {
-    DevPathNode = DevicePathFromHandle (Handle);
-    ASSERT (DevPathNode != NULL);
-    DevPath = DevPathNode;
-
-    RootBusNumber = 0;
-    if ((DevicePathType (DevPathNode) == ACPI_DEVICE_PATH) &&
-        (DevicePathSubType (DevPathNode) == ACPI_DP) &&
-        (((ACPI_HID_DEVICE_PATH *)DevPathNode)->HID == EISA_PNP_ID (0x0A03)))
-    {
-      RootBusNumber = ((ACPI_HID_DEVICE_PATH *)DevPathNode)->UID;
-    }
-
-    //
-    // Compute index into PciHostIrqs[] table by walking
-    // the device path and adding up all device numbers
-    //
-    Status   = EFI_NOT_FOUND;
-    RootSlot = 0;
-    Idx      = PciHdr->Device.InterruptPin - 1;
-    while (!IsDevicePathEnd (DevPathNode)) {
-      if ((DevicePathType (DevPathNode) == HARDWARE_DEVICE_PATH) &&
-          (DevicePathSubType (DevPathNode) == HW_PCI_DP))
-      {
-        Idx += ((PCI_DEVICE_PATH *)DevPathNode)->Device;
-
-        //
-        // Unlike SeaBIOS, which starts climbing from the leaf device
-        // up toward the root, we traverse the device path starting at
-        // the root moving toward the leaf node.
-        // The slot number of the top-level parent bridge is needed for
-        // Q35 cases with more than 24 slots on the root bus.
-        //
-        if (Status != EFI_SUCCESS) {
-          Status   = EFI_SUCCESS;
-          RootSlot = ((PCI_DEVICE_PATH *)DevPathNode)->Device;
-        }
-      }
-
-      DevPathNode = NextDevicePathNode (DevPathNode);
-    }
-
-    if (EFI_ERROR (Status)) {
-      return Status;
-    }
-
-    if ((RootBusNumber == 0) && (RootSlot == 0)) {
-      DEBUG ((
-        DEBUG_ERROR,
-        "%a: PCI host bridge (00:00.0) should have no interrupts!\n",
-        __func__
-        ));
-      ASSERT (FALSE);
-    }
-
-    //
-    // Final PciHostIrqs[] index calculation depends on the platform
-    // and should match SeaBIOS src/fw/pciinit.c *_pci_slot_get_irq()
-    //
-    switch (mHostBridgeDevId) {
-      case INTEL_82441_DEVICE_ID:
-        Idx -= 1;
-        break;
-      case INTEL_Q35_MCH_DEVICE_ID:
-        //
-        // SeaBIOS contains the following comment:
-        // "Slots 0-24 rotate slot:pin mapping similar to piix above, but
-        //  with a different starting index - see q35-acpi-dsdt.dsl.
-        //
-        //  Slots 25-31 all use LNKA mapping (or LNKE, but A:D = E:H)"
-        //
-        if (RootSlot > 24) {
-          //
-          // in this case, subtract back out RootSlot from Idx
-          // (SeaBIOS never adds it to begin with, but that would make our
-          //  device path traversal loop above too awkward)
-          //
-          Idx -= RootSlot;
-        }
-
-        break;
-      default:
-        ASSERT (FALSE); // should never get here
-    }
-
-    Idx    %= ARRAY_SIZE (PciHostIrqs);
-    IrqLine = PciHostIrqs[Idx];
-
-    DEBUG_CODE_BEGIN ();
-    {
-      CHAR16         *DevPathString;
-      STATIC CHAR16  Fallback[] = L"<failed to convert>";
-      UINTN          Segment, Bus, Device, Function;
-
-      DevPathString = ConvertDevicePathToText (DevPath, FALSE, FALSE);
-      if (DevPathString == NULL) {
-        DevPathString = Fallback;
-      }
-
-      Status = PciIo->GetLocation (PciIo, &Segment, &Bus, &Device, &Function);
-      ASSERT_EFI_ERROR (Status);
-
-      DEBUG ((
-        DEBUG_VERBOSE,
-        "%a: [%02x:%02x.%x] %s -> 0x%02x\n",
-        __func__,
-        (UINT32)Bus,
-        (UINT32)Device,
-        (UINT32)Function,
-        DevPathString,
-        IrqLine
-        ));
-
-      if (DevPathString != Fallback) {
-        FreePool (DevPathString);
-      }
-    }
-    DEBUG_CODE_END ();
-
-    //
-    // Set PCI Interrupt Line register for this device to PciHostIrqs[Idx]
-    //
-    Status = PciIo->Pci.Write (
-                          PciIo,
-                          EfiPciIoWidthUint8,
-                          PCI_INT_LINE_OFFSET,
-                          1,
-                          &IrqLine
-                          );
-  }
-
-  return Status;
-}
-
-VOID
-PciAcpiInitialization (
-  )
-{
-  UINTN  Pmba;
-
-  //
-  // Query Host Bridge DID to determine platform type
-  //
-  mHostBridgeDevId = PcdGet16 (PcdOvmfHostBridgePciDevId);
-  switch (mHostBridgeDevId) {
-    case INTEL_82441_DEVICE_ID:
-      Pmba = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMBA);
-      //
-      // 00:01.0 ISA Bridge (PIIX4) LNK routing targets
-      //
-      PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x60), 0x0b); // A
-      PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x61), 0x0b); // B
-      PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x62), 0x0a); // C
-      PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x63), 0x0a); // D
-      break;
-    case INTEL_Q35_MCH_DEVICE_ID:
-      Pmba = POWER_MGMT_REGISTER_Q35 (ICH9_PMBASE);
-      //
-      // 00:1f.0 LPC Bridge (Q35) LNK routing targets
-      //
-      PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x60), 0x0a); // A
-      PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x61), 0x0a); // B
-      PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x62), 0x0b); // C
-      PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x63), 0x0b); // D
-      PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x68), 0x0a); // E
-      PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x69), 0x0a); // F
-      PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x6a), 0x0b); // G
-      PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x6b), 0x0b); // H
-      break;
-    default:
-      DEBUG ((
-        DEBUG_ERROR,
-        "%a: Unknown Host Bridge Device ID: 0x%04x\n",
-        __func__,
-        mHostBridgeDevId
-        ));
-      ASSERT (FALSE);
-      return;
-  }
-
-  //
-  // Initialize PCI_INTERRUPT_LINE for applicable present PCI devices
-  //
-  VisitAllPciInstances (SetPciIntLine);
-
-  //
-  // Set ACPI SCI_EN bit in PMCNTRL
-  //
-  IoOr16 ((PciRead32 (Pmba) & ~BIT0) + 4, BIT0);
-}
-
-EFI_STATUS
-EFIAPI
-ConnectRecursivelyIfPciMassStorage (
-  IN EFI_HANDLE           Handle,
-  IN EFI_PCI_IO_PROTOCOL  *Instance,
-  IN PCI_TYPE00           *PciHeader
-  )
-{
-  EFI_STATUS                Status;
-  EFI_DEVICE_PATH_PROTOCOL  *DevicePath;
-  CHAR16                    *DevPathStr;
-
-  //
-  // Recognize PCI Mass Storage
-  //
-  if (IS_CLASS1 (PciHeader, PCI_CLASS_MASS_STORAGE)) {
-    DevicePath = NULL;
-    Status     = gBS->HandleProtocol (
-                        Handle,
-                        &gEfiDevicePathProtocolGuid,
-                        (VOID *)&DevicePath
-                        );
-    if (EFI_ERROR (Status)) {
-      return Status;
-    }
-
-    //
-    // Print Device Path
-    //
-    DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);
-    if (DevPathStr != NULL) {
-      DEBUG ((
-        DEBUG_INFO,
-        "Found Mass Storage device: %s\n",
-        DevPathStr
-        ));
-      FreePool (DevPathStr);
-    }
-
-    Status = gBS->ConnectController (Handle, NULL, NULL, TRUE);
-    if (EFI_ERROR (Status)) {
-      return Status;
-    }
-  }
-
-  return EFI_SUCCESS;
-}
-
-/**
-  Connect with predefined platform connect sequence.
-
-  The OEM/IBV can customize with their own connect sequence.
-**/
-VOID
-PlatformBdsConnectSequence (
-  VOID
-  )
-{
-  UINTN  Index;
-
-  DEBUG ((DEBUG_INFO, "PlatformBdsConnectSequence\n"));
-
-  Index = 0;
-
-  //
-  // Here we can get the customized platform connect sequence
-  // Notes: we can connect with new variable which record the
-  // last time boots connect device path sequence
-  //
-  while (gPlatformConnectSequence[Index] != NULL) {
-    //
-    // Build the platform boot option
-    //
-    EfiBootManagerConnectDevicePath (gPlatformConnectSequence[Index], NULL);
-    Index++;
-  }
-
-  EfiBootManagerConnectAll ();
-}
-
-/**
-  Do the platform specific action after the console is ready
-
-  Possible things that can be done in PlatformBootManagerAfterConsole:
-
-  > Console post action:
-    > Dynamically switch output mode from 100x31 to 80x25 for certain senarino
-    > Signal console ready platform customized event
-  > Run diagnostics like memory testing
-  > Connect certain devices
-  > Dispatch aditional option roms
-  > Special boot: e.g.: USB boot, enter UI
-**/
-VOID
-EFIAPI
-PlatformBootManagerAfterConsole (
-  VOID
-  )
-{
-  EFI_BOOT_MODE  BootMode;
-
-  DEBUG ((DEBUG_INFO, "PlatformBootManagerAfterConsole\n"));
-
-  //
-  // Get current Boot Mode
-  //
-  BootMode = GetBootModeHob ();
-  DEBUG ((DEBUG_INFO, "Boot Mode:%x\n", BootMode));
-
-  //
-  // Go the different platform policy with different boot mode
-  // Notes: this part code can be change with the table policy
-  //
-  ASSERT (BootMode == BOOT_WITH_FULL_CONFIGURATION);
-
-  //
-  // Logo show
-  //
-  BootLogoEnableLogo ();
-
-  //
-  // Set PCI Interrupt Line registers and ACPI SCI_EN
-  //
-  PciAcpiInitialization ();
-
-  //
-  // Process QEMU's -kernel command line option
-  //
-  TryRunningQemuKernel ();
-
-  //
-  // Perform some platform specific connect sequence
-  //
-  PlatformBdsConnectSequence ();
-
-  EfiBootManagerRefreshAllBootOption ();
-
-  //
-  // Register UEFI Shell (Will be removed if the Shell isn't built
-  // which is the default)
-  //
-  PlatformRegisterFvBootOption (
-    &gUefiShellFileGuid,
-    L"EFI Internal Shell",
-    LOAD_OPTION_ACTIVE
-    );
-
-  //
-  // Register Grub
-  //
-  PlatformRegisterFvBootOption (
-    &gGrubFileGuid,
-    L"Grub Bootloader",
-    LOAD_OPTION_ACTIVE
-    );
-
-  RemoveStaleFvFileOptions ();
-
-  PlatformBmPrintScRegisterHandler ();
-}
-
-/**
-  This notification function is invoked when an instance of the
-  EFI_DEVICE_PATH_PROTOCOL is produced.
-
-  @param  Event                 The event that occurred
-  @param  Context               For EFI compatibility.  Not used.
-
-**/
-VOID
-EFIAPI
-NotifyDevPath (
-  IN  EFI_EVENT  Event,
-  IN  VOID       *Context
-  )
-{
-  EFI_HANDLE                Handle;
-  EFI_STATUS                Status;
-  UINTN                     BufferSize;
-  EFI_DEVICE_PATH_PROTOCOL  *DevPathNode;
-  ATAPI_DEVICE_PATH         *Atapi;
-
-  //
-  // Examine all new handles
-  //
-  for ( ; ;) {
-    //
-    // Get the next handle
-    //
-    BufferSize = sizeof (Handle);
-    Status     = gBS->LocateHandle (
-                        ByRegisterNotify,
-                        NULL,
-                        mEfiDevPathNotifyReg,
-                        &BufferSize,
-                        &Handle
-                        );
-
-    //
-    // If not found, we're done
-    //
-    if (EFI_NOT_FOUND == Status) {
-      break;
-    }
-
-    if (EFI_ERROR (Status)) {
-      continue;
-    }
-
-    //
-    // Get the DevicePath protocol on that handle
-    //
-    Status = gBS->HandleProtocol (
-                    Handle,
-                    &gEfiDevicePathProtocolGuid,
-                    (VOID **)&DevPathNode
-                    );
-    ASSERT_EFI_ERROR (Status);
-
-    while (!IsDevicePathEnd (DevPathNode)) {
-      //
-      // Find the handler to dump this device path node
-      //
-      if (
-          (DevicePathType (DevPathNode) == MESSAGING_DEVICE_PATH) &&
-          (DevicePathSubType (DevPathNode) == MSG_ATAPI_DP)
-          )
-      {
-        Atapi = (ATAPI_DEVICE_PATH *)DevPathNode;
-        PciOr16 (
-          PCI_LIB_ADDRESS (
-            0,
-            1,
-            1,
-            (Atapi->PrimarySecondary == 1) ? 0x42 : 0x40
-            ),
-          BIT15
-          );
-      }
-
-      //
-      // Next device path node
-      //
-      DevPathNode = NextDevicePathNode (DevPathNode);
-    }
-  }
-
-  return;
-}
-
-VOID
-InstallDevicePathCallback (
-  VOID
-  )
-{
-  DEBUG ((DEBUG_INFO, "Registered NotifyDevPath Event\n"));
-  mEfiDevPathEvent = EfiCreateProtocolNotifyEvent (
-                       &gEfiDevicePathProtocolGuid,
-                       TPL_CALLBACK,
-                       NotifyDevPath,
-                       NULL,
-                       &mEfiDevPathNotifyReg
-                       );
-}
-
-/**
-  This function is called each second during the boot manager waits the
-  timeout.
-
-  @param TimeoutRemain  The remaining timeout.
-**/
-VOID
-EFIAPI
-PlatformBootManagerWaitCallback (
-  UINT16  TimeoutRemain
-  )
-{
-  //
-  // Since the timeout should be forced to zero we should never
-  // Get here
-  //
-  ASSERT (FALSE);
-}
-
-/**
-  The function is called when no boot option could be launched,
-  including platform recovery options and options pointing to applications
-  built into firmware volumes.
-
-  If this function returns, BDS attempts to enter an infinite loop.
-**/
-VOID
-EFIAPI
-PlatformBootManagerUnableToBoot (
-  VOID
-  )
-{
-  //
-  // If we get here something failed about the grub boot but since
-  // We're privy to the secret we must panic and not retry or loop
-  //
-  ASSERT (FALSE);
-  CpuDeadLoop ();
-}
diff --git a/OvmfPkg/Library/PlatformBootManagerLibGrub/PlatformData.c b/OvmfPkg/Library/PlatformBootManagerLibGrub/PlatformData.c
deleted file mode 100644
index 5e2b7510c5dd..000000000000
--- a/OvmfPkg/Library/PlatformBootManagerLibGrub/PlatformData.c
+++ /dev/null
@@ -1,212 +0,0 @@
-/** @file
-  Defined the platform specific device path which will be used by
-  platform Bbd to perform the platform policy connect.
-
-  Copyright (C) 2020 James Bottomley, IBM Corporation.
-  Copyright (c) 2004 - 2017, Intel Corporation. All rights reserved.<BR>
-  SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include "BdsPlatform.h"
-#include <Guid/QemuRamfb.h>
-#include <Guid/SerialPortLibVendor.h>
-
-//
-// Vendor UART Device Path structure
-//
-#pragma pack (1)
-typedef struct {
-  VENDOR_DEVICE_PATH          VendorHardware;
-  UART_DEVICE_PATH            Uart;
-  VENDOR_DEVICE_PATH          TerminalType;
-  EFI_DEVICE_PATH_PROTOCOL    End;
-} VENDOR_UART_DEVICE_PATH;
-#pragma pack ()
-
-//
-// USB Keyboard Device Path structure
-//
-#pragma pack (1)
-typedef struct {
-  USB_CLASS_DEVICE_PATH       Keyboard;
-  EFI_DEVICE_PATH_PROTOCOL    End;
-} USB_KEYBOARD_DEVICE_PATH;
-#pragma pack ()
-
-//
-// QemuRamfb Device Path structure
-//
-#pragma pack (1)
-typedef struct {
-  VENDOR_DEVICE_PATH          Vendor;
-  ACPI_ADR_DEVICE_PATH        AcpiAdr;
-  EFI_DEVICE_PATH_PROTOCOL    End;
-} VENDOR_RAMFB_DEVICE_PATH;
-#pragma pack ()
-
-ACPI_HID_DEVICE_PATH  gPnpPs2KeyboardDeviceNode  = gPnpPs2Keyboard;
-ACPI_HID_DEVICE_PATH  gPnp16550ComPortDeviceNode = gPnp16550ComPort;
-UART_DEVICE_PATH      gUartDeviceNode            = gUart;
-VENDOR_DEVICE_PATH    gTerminalTypeDeviceNode    = gPcAnsiTerminal;
-
-//
-// Platform specific keyboard device path
-//
-
-//
-// Debug Agent UART Device Path
-//
-VENDOR_UART_DEVICE_PATH  gDebugAgentUartDevicePath = {
-  {
-    {
-      HARDWARE_DEVICE_PATH,
-      HW_VENDOR_DP,
-      {
-        (UINT8)(sizeof (VENDOR_DEVICE_PATH)),
-        (UINT8)((sizeof (VENDOR_DEVICE_PATH)) >> 8)
-      }
-    },
-    EFI_DEBUG_AGENT_GUID,
-  },
-  {
-    {
-      MESSAGING_DEVICE_PATH,
-      MSG_UART_DP,
-      {
-        (UINT8)(sizeof (UART_DEVICE_PATH)),
-        (UINT8)((sizeof (UART_DEVICE_PATH)) >> 8)
-      }
-    },
-    0,  // Reserved
-    0,  // BaudRate - Default
-    0,  // DataBits - Default
-    0,  // Parity   - Default
-    0,  // StopBits - Default
-  },
-  gPcAnsiTerminal,
-  gEndEntire
-};
-
-STATIC USB_KEYBOARD_DEVICE_PATH  gUsbKeyboardDevicePath = {
-  {
-    {
-      MESSAGING_DEVICE_PATH,
-      MSG_USB_CLASS_DP,
-      {
-        (UINT8)sizeof (USB_CLASS_DEVICE_PATH),
-        (UINT8)(sizeof (USB_CLASS_DEVICE_PATH) >> 8)
-      }
-    },
-    0xFFFF, // VendorId: any
-    0xFFFF, // ProductId: any
-    3,      // DeviceClass: HID
-    1,      // DeviceSubClass: boot
-    1       // DeviceProtocol: keyboard
-  },
-  gEndEntire
-};
-
-STATIC VENDOR_RAMFB_DEVICE_PATH  gQemuRamfbDevicePath = {
-  {
-    {
-      HARDWARE_DEVICE_PATH,
-      HW_VENDOR_DP,
-      {
-        (UINT8)(sizeof (VENDOR_DEVICE_PATH)),
-        (UINT8)((sizeof (VENDOR_DEVICE_PATH)) >> 8)
-      }
-    },
-    QEMU_RAMFB_GUID,
-  },
-  {
-    {
-      ACPI_DEVICE_PATH,
-      ACPI_ADR_DP,
-      {
-        (UINT8)(sizeof (ACPI_ADR_DEVICE_PATH)),
-        (UINT8)((sizeof (ACPI_ADR_DEVICE_PATH)) >> 8)
-      }
-    },
-    ACPI_DISPLAY_ADR (
-      1,                                       // DeviceIdScheme
-      0,                                       // HeadId
-      0,                                       // NonVgaOutput
-      1,                                       // BiosCanDetect
-      0,                                       // VendorInfo
-      ACPI_ADR_DISPLAY_TYPE_EXTERNAL_DIGITAL,  // Type
-      0,                                       // Port
-      0                                        // Index
-      ),
-  },
-  gEndEntire
-};
-
-STATIC VENDOR_UART_DEVICE_PATH  gXenConsoleDevicePath = {
-  {
-    {
-      HARDWARE_DEVICE_PATH,
-      HW_VENDOR_DP,
-      {
-        (UINT8)(sizeof (VENDOR_DEVICE_PATH)),
-        (UINT8)((sizeof (VENDOR_DEVICE_PATH)) >> 8)
-      }
-    },
-    EDKII_SERIAL_PORT_LIB_VENDOR_GUID
-  },
-  {
-    {
-      MESSAGING_DEVICE_PATH,
-      MSG_UART_DP,
-      {
-        (UINT8)(sizeof (UART_DEVICE_PATH)),
-        (UINT8)((sizeof (UART_DEVICE_PATH)) >> 8)
-      }
-    },
-    0,
-    FixedPcdGet64 (PcdUartDefaultBaudRate),
-    FixedPcdGet8 (PcdUartDefaultDataBits),
-    FixedPcdGet8 (PcdUartDefaultParity),
-    FixedPcdGet8 (PcdUartDefaultStopBits),
-  },
-  gPcAnsiTerminal,
-  gEndEntire
-};
-
-//
-// Predefined platform default console device path
-//
-PLATFORM_CONSOLE_CONNECT_ENTRY  gPlatformConsole[] = {
-  {
-    (EFI_DEVICE_PATH_PROTOCOL *)&gDebugAgentUartDevicePath,
-    (CONSOLE_OUT | CONSOLE_IN | STD_ERROR)
-  },
-  {
-    (EFI_DEVICE_PATH_PROTOCOL *)&gUsbKeyboardDevicePath,
-    CONSOLE_IN
-  },
-  {
-    (EFI_DEVICE_PATH_PROTOCOL *)&gQemuRamfbDevicePath,
-    CONSOLE_OUT
-  },
-  {
-    NULL,
-    0
-  }
-};
-
-PLATFORM_CONSOLE_CONNECT_ENTRY  gXenPlatformConsole[] = {
-  {
-    (EFI_DEVICE_PATH_PROTOCOL *)&gXenConsoleDevicePath,
-    (CONSOLE_OUT | CONSOLE_IN | STD_ERROR)
-  },
-  {
-    NULL,
-    0
-  }
-};
-
-//
-// Predefined platform connect sequence
-//
-EFI_DEVICE_PATH_PROTOCOL  *gPlatformConnectSequence[] = { NULL };
diff --git a/OvmfPkg/Library/PlatformBootManagerLibGrub/QemuKernel.c b/OvmfPkg/Library/PlatformBootManagerLibGrub/QemuKernel.c
deleted file mode 100644
index 84b25db52159..000000000000
--- a/OvmfPkg/Library/PlatformBootManagerLibGrub/QemuKernel.c
+++ /dev/null
@@ -1,55 +0,0 @@
-/** @file
-
-  Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
-  SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include <Uefi.h>
-
-#include <Library/BaseLib.h>
-#include <Library/DebugLib.h>
-#include <Library/QemuLoadImageLib.h>
-#include <Library/ReportStatusCodeLib.h>
-#include <Library/UefiLib.h>
-
-EFI_STATUS
-TryRunningQemuKernel (
-  VOID
-  )
-{
-  EFI_STATUS  Status;
-  EFI_HANDLE  KernelImageHandle;
-
-  Status = QemuLoadKernelImage (&KernelImageHandle);
-  if (EFI_ERROR (Status)) {
-    return Status;
-  }
-
-  //
-  // Signal the EVT_SIGNAL_READY_TO_BOOT event
-  //
-  EfiSignalEventReadyToBoot ();
-
-  REPORT_STATUS_CODE (
-    EFI_PROGRESS_CODE,
-    (EFI_SOFTWARE_DXE_BS_DRIVER | EFI_SW_DXE_BS_PC_READY_TO_BOOT_EVENT)
-    );
-
-  //
-  // Start the image.
-  //
-  Status = QemuStartKernelImage (&KernelImageHandle);
-  if (EFI_ERROR (Status)) {
-    DEBUG ((
-      DEBUG_ERROR,
-      "%a: QemuStartKernelImage(): %r\n",
-      __func__,
-      Status
-      ));
-  }
-
-  QemuUnloadKernelImage (KernelImageHandle);
-
-  return Status;
-}
-- 
2.40.1