2 files changed, 160 insertions, 0 deletions
diff --git a/roms/edk2/EmulatorPkg/ResetRuntimeDxe/Reset.c b/roms/edk2/EmulatorPkg/ResetRuntimeDxe/Reset.c
new file mode 100644
index 000000000..19504825c
--- /dev/null
+++ b/roms/edk2/EmulatorPkg/ResetRuntimeDxe/Reset.c
@@ -0,0 +1,108 @@
+/*++ @file
+  Reset Architectural Protocol as defined in UEFI/PI under Emulation
+
+Copyright (c) 2004 - 2009, Intel Corporation. All rights reserved.<BR>
+Portions copyright (c) 2010 - 2011, Apple Inc. All rights reserved.
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <PiDxe.h>
+
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/UefiLib.h>
+#include <Library/UefiDriverEntryPoint.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/EmuThunkLib.h>
+
+#include <Protocol/Reset.h>
+
+
+VOID
+EFIAPI
+EmuResetSystem (
+  IN EFI_RESET_TYPE   ResetType,
+  IN EFI_STATUS       ResetStatus,
+  IN UINTN            DataSize,
+  IN VOID             *ResetData OPTIONAL
+  )
+{
+  EFI_STATUS  Status;
+  UINTN       HandleCount;
+  EFI_HANDLE  *HandleBuffer;
+  UINTN       Index;
+
+  //
+  // Disconnect all
+  //
+  Status = gBS->LocateHandleBuffer (
+                  AllHandles,
+                  NULL,
+                  NULL,
+                  &HandleCount,
+                  &HandleBuffer
+                  );
+  if (!EFI_ERROR (Status)) {
+    for (Index = 0; Index < HandleCount; Index++) {
+      Status = gBS->DisconnectController (HandleBuffer[Index], NULL, NULL);
+    }
+
+    gBS->FreePool (HandleBuffer);
+  }
+
+
+  //
+  // Discard ResetType, always return 0 as exit code
+  //
+  gEmuThunk->Exit (0);
+
+  //
+  // Should never go here
+  //
+  ASSERT (FALSE);
+
+  return;
+}
+
+
+
+EFI_STATUS
+EFIAPI
+InitializeEmuReset (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+/*++
+
+Routine Description:
+
+
+Arguments:
+
+  ImageHandle of the loaded driver
+  Pointer to the System Table
+
+Returns:
+
+  Status
+**/
+{
+  EFI_STATUS  Status;
+  EFI_HANDLE  Handle;
+
+  SystemTable->RuntimeServices->ResetSystem = EmuResetSystem;
+
+  Handle = NULL;
+  Status = gBS->InstallMultipleProtocolInterfaces (
+                  &Handle,
+                  &gEfiResetArchProtocolGuid,
+                  NULL,
+                  NULL
+                  );
+  ASSERT_EFI_ERROR (Status);
+
+  return Status;
+}
+
diff --git a/roms/edk2/EmulatorPkg/ResetRuntimeDxe/Reset.inf b/roms/edk2/EmulatorPkg/ResetRuntimeDxe/Reset.inf
new file mode 100644
index 000000000..818e5f4ed
--- /dev/null
+++ b/roms/edk2/EmulatorPkg/ResetRuntimeDxe/Reset.inf
@@ -0,0 +1,52 @@
+## @file
+# Emu Emulation Reset Architectural Protocol Driver as defined in PI
+#
+# This Reset module simulates system reset by process exit on Emulator.
+# Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+# Portions copyright (c) 2011, Apple Inc. All rights reserved.
+#
+#  SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+#
+##
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = EmuReset
+  FILE_GUID                      = 50A18017-37AD-8743-BCF2-DF1A8FF12FAB
+  MODULE_TYPE                    = DXE_DRIVER
+  VERSION_STRING                 = 1.0
+
+  ENTRY_POINT                    = InitializeEmuReset
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+#  VALID_ARCHITECTURES           = IA32 X64 EBC
+#
+
+[Sources]
+  Reset.c
+
+
+[Packages]
+  MdePkg/MdePkg.dec
+  EmulatorPkg/EmulatorPkg.dec
+
+[LibraryClasses]
+  UefiBootServicesTableLib
+  MemoryAllocationLib
+  EmuThunkLib
+  UefiDriverEntryPoint
+  UefiLib
+  DebugLib
+  BaseLib
+
+
+[Protocols]
+  gEfiResetArchProtocolGuid                     # PROTOCOL ALWAYS_PRODUCED
+
+
+[Depex]
+  TRUE
+