Check if active video mode is changed after OpROM starts, if active video mode is not changed, skip INT10 calls to improve performance.

Signed-off-by: Li Elvin <elvin.li@intel.com>
Reviewed-by: Yao Jiewen<jiewen.yao@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13609 6f19259b-4bc3-4df7-8a09-765794883524

IntelFrameworkModulePkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h

@@ -132,6 +132,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #define LEGACY_PCI_TRACE_00E LEGACY_PCI_TRACE + 0x0E
 #define LEGACY_PCI_TRACE_00F LEGACY_PCI_TRACE + 0x0F
 
+#define BDA_VIDEO_MODE      0x49
 
 typedef struct {
   UINTN   PciSegment;