enable more warnings for vgabios utility, and enable some debugging 
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5451 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/util/vgabios/Makefile b/util/vgabios/Makefile
index e995f00..ffa30a9 100644
--- a/util/vgabios/Makefile
+++ b/util/vgabios/Makefile
@@ -7,7 +7,12 @@
 #
 
 CC       =  gcc
-CFLAGS   =  -Wall -Iinclude -I../../src/devices/oprom/include/ -O2 -g
+CFLAGS   = -O2 -g -fomit-frame-pointer
+CFLAGS  += -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
+CFLAGS  += -Wwrite-strings -Wredundant-decls -Wno-trigraphs 
+CFLAGS  += -Wstrict-aliasing -Wshadow -Wextra
+
+INCLUDES = -Iinclude -I../../src/devices/oprom/include/
 
 INTOBJS  = int10.o int15.o int16.o int1a.o inte6.o
 X86EMUOBJS  = sys.o decode.o ops.o ops2.o prim_ops.o fpu.o debug.o
@@ -29,5 +34,8 @@
 	rm -f *.o *~ testbios
 
 %.o: ../../src/devices/oprom/x86emu/%.c
-	$(CC) $(CFLAGS) -include stdio.h -c -o $@ $^
+	$(CC) $(CFLAGS) $(INCLUDES) -include stdio.h -c -o $@ $^
+
+%.o: %.c
+	$(CC) $(CFLAGS) $(INCLUDES) -c -o $@ $<
 
diff --git a/util/vgabios/include/console/console.h b/util/vgabios/include/console/console.h
index d63832f..e74cbb3 100644
--- a/util/vgabios/include/console/console.h
+++ b/util/vgabios/include/console/console.h
@@ -1,3 +1,4 @@
 #ifndef _CONSOLE_CONSOLE_H
 #define _CONSOLE_CONSOLE_H
+#define CONFIG_X86EMU_DEBUG 1
 #endif