Bios emulator - fix microblaze toolchain problem

microblaze CPU have problem with bios_emulator code.
Microblaze toolchain doesn't support PRAGMA PACK.

Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/drivers/bios_emulator/x86emu/decode.c b/drivers/bios_emulator/x86emu/decode.c
index 879f0a0..7a9a1dd 100644
--- a/drivers/bios_emulator/x86emu/decode.c
+++ b/drivers/bios_emulator/x86emu/decode.c
@@ -36,11 +36,12 @@
 *		instruction decoding and accessess of immediate data via IP.  etc.
 *
 ****************************************************************************/
-
-#include "x86emu/x86emui.h"
+#include <common.h>
 
 #if defined(CONFIG_BIOSEMU)
 
+#include "x86emu/x86emui.h"
+
 /*----------------------------- Implementation ----------------------------*/
 
 /****************************************************************************