add option to decide to use onboard vga or addon card.

CONFIG_CONSOLE_VGA_ONBOARD_AT_FIRST


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2308 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

src/config/Options.lb

@@ -384,6 +384,11 @@ define CONFIG_CONSOLE_VGA_MULTI
         export always
         comment "Multi VGA console"
 end
+define CONFIG_CONSOLE_VGA_ONBOARD_AT_FIRST
+        default 0
+        export always
+        comment "Use onboard VGA instead of add on VGA card"
+end
 define CONFIG_CONSOLE_BTEXT
         default 0
         export always

src/devices/device.c

@@ -413,7 +413,7 @@ static void allocate_vga_resource(void)
                 vga = vga_first;
         }
 
-#if 1
+#if CONFIG_CONSOLE_VGA_ONBOARD_AT_FIRST == 1
         if (vga_onboard) // will use on board vga as pri
 #else
         if (!vga) // will use last add on adapter as pri