embed OvmfVideo.rom into OVMF.fd

This enables qemu to use OVMF with a single -bios option. Based on
<http://lists.xen.org/archives/html/xen-devel/2012-03/msg01992.html>.

v1->v2:
- move xen-devel link from code to commit message
- cover all three FDF files

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
[jordan.l.justen@intel.com: remove vgabios-cirrus.bin from build.sh/README]
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13520 6f19259b-4bc3-4df7-8a09-765794883524

OvmfPkg/build.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 #
 # Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
-# Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2010 - 2012, Intel Corporation. All rights reserved.<BR>
 #
 # This program and the accompanying materials
 # are licensed and made available under the terms and conditions of the BSD License
@@ -191,7 +191,6 @@ if [[ "$RUN_QEMU" == "yes" ]]; then
     mkdir $QEMU_FIRMWARE_DIR
   fi
   ln -sf $FV_DIR/OVMF.fd $QEMU_FIRMWARE_DIR/bios.bin
-  ln -sf $FV_DIR/OvmfVideo.rom $QEMU_FIRMWARE_DIR/vgabios-cirrus.bin
   if [[ "$ADD_QEMU_HDA" == "yes" ]]; then
     AUTO_QEMU_HDA="-hda fat:$BUILD_ROOT_ARCH"
   else