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-rw-r--r--InOsEmuPkg/EmuThunkDxe/EmuThunk.c89
1 files changed, 89 insertions, 0 deletions
diff --git a/InOsEmuPkg/EmuThunkDxe/EmuThunk.c b/InOsEmuPkg/EmuThunkDxe/EmuThunk.c
new file mode 100644
index 0000000000..a0661c8726
--- /dev/null
+++ b/InOsEmuPkg/EmuThunkDxe/EmuThunk.c
@@ -0,0 +1,89 @@
+/*++ @file
+
+Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+Portions copyright (c) 2011, Apple Inc. All rights reserved.
+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.
+
+
+**/
+#include <PiDxe.h>
+
+#include <Protocol/DevicePath.h>
+#include <Protocol/EmuThunk.h>
+
+#include <Library/DebugLib.h>
+#include <Library/UefiLib.h>
+#include <Library/UefiDriverEntryPoint.h>
+#include <Library/EmuThunkLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/DevicePathLib.h>
+
+//
+// EmuThunk Device Path Protocol Instance
+//
+EMU_THUNK_DEVICE_PATH mEmuThunkDevicePath = {
+ {
+ {
+ {
+ HARDWARE_DEVICE_PATH,
+ HW_VENDOR_DP,
+ {
+ (UINT8) (sizeof (EMU_VENDOR_DEVICE_PATH_NODE)),
+ (UINT8) ((sizeof (EMU_VENDOR_DEVICE_PATH_NODE)) >> 8)
+ }
+ },
+ EMU_THUNK_PROTOCOL_GUID
+ },
+ 0
+ },
+ {
+ END_DEVICE_PATH_TYPE,
+ END_ENTIRE_DEVICE_PATH_SUBTYPE,
+ {
+ END_DEVICE_PATH_LENGTH,
+ 0
+ }
+ }
+};
+
+
+EFI_STATUS
+EFIAPI
+InitializeEmuThunk (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+/*++
+
+Routine Description:
+ Install UnixThunk Protocol and it's associated Device Path protocol
+
+Arguments:
+ (Standard EFI Image entry - EFI_IMAGE_ENTRY_POINT)
+
+Returns:
+ EFI_SUCEESS - UnixThunk protocol is added or error status from
+ gBS->InstallMultiProtocolInterfaces().
+
+**/
+{
+ EFI_STATUS Status;
+ EFI_HANDLE Handle;
+
+ Handle = NULL;
+ Status = gBS->InstallMultipleProtocolInterfaces (
+ &Handle,
+ &gEmuThunkProtocolGuid, gEmuThunk,
+ &gEfiDevicePathProtocolGuid, &mEmuThunkDevicePath,
+ NULL
+ );
+
+ return Status;
+}