1 files changed, 32 insertions, 0 deletions
diff --git a/roms/edk2/EmulatorPkg/Include/Library/EmuMagicPageLib.h b/roms/edk2/EmulatorPkg/Include/Library/EmuMagicPageLib.h
new file mode 100644
index 000000000..fb4fcc1f2
--- /dev/null
+++ b/roms/edk2/EmulatorPkg/Include/Library/EmuMagicPageLib.h
@@ -0,0 +1,32 @@
+/*++ @file
+The PCD, gEmulatorPkgTokenSpaceGuid.PcdPeiServicesTablePage, points to a magic page
+of memory that is like SRAM on an embedded system. This file defines what goes
+where in the magic page.
+
+Copyright (c) 2011, Apple Inc. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef __EMU_MAGIC_PAGE_LIB_H__
+#define __EMU_MAGIC_PAGE_LIB_H__
+
+#include <PiPei.h>
+#include <Library/PcdLib.h>
+#include <Protocol/EmuThunk.h>
+
+typedef struct {
+  // Used by PEI Core and PEIMs to store the PEI Services pointer.
+  // Privilege issues prevent using the PI mechanism in the emulator.
+  CONST EFI_PEI_SERVICES **PeiServicesTablePointer;
+
+  // Used by SecPeiServicesLib
+  EFI_PEI_PPI_DESCRIPTOR  *PpiList;
+
+  // Needed by PEI PEI PeCoffLoaderExtraActionLib
+  EMU_THUNK_PROTOCOL   *Thunk;
+} EMU_MAGIC_PAGE_LAYOUT;
+
+#define EMU_MAGIC_PAGE() ((EMU_MAGIC_PAGE_LAYOUT *)((UINTN)PcdGet64 (PcdPeiServicesTablePage)))
+
+#endif