Support EBC for UefiPxeBcDxe module.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5330 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Universal/Network/UefiPxeBcDxe/Ebc/PxeArch.c

@@ -0,0 +1,46 @@
+/** @file
+
+Copyright (c) 2007, Intel Corporation
+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.
+
+Module Name:
+  PxeArch.c
+
+Abstract:
+  Defines PXE Arch type
+
+
+**/
+
+
+#include "PxeArch.h"
+
+UINT16 mSysArch = 0;
+
+UINT16
+GetSysArch (
+  VOID
+  )
+{
+  if (mSysArch == 0) {
+    //
+    // This is first call
+    // Assign to invalid value
+    //
+    mSysArch = 0xFFFF;
+
+    //
+    // We do not know what is EBC architecture.
+    // Maybe we can try to locate DebugSupport protocol to get ISA.
+    // TBD now.
+    //
+  }
+
+  return mSysArch;
+}