run preprocessor on hand-crafted config files in abuild, too

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2418 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

targets/via/epia-m/Config-abuild.lb

@@ -7,8 +7,7 @@ option  MAXIMUM_CONSOLE_LOGLEVEL=8
 option  DEFAULT_CONSOLE_LOGLEVEL=8
 option  CONFIG_CONSOLE_SERIAL8250=1
 
-option ROM_SIZE=512*1024
-
+option ROM_SIZE=256*1024
 
 option HAVE_OPTION_TABLE=1
 option CONFIG_ROM_STREAM=1
@@ -28,16 +27,16 @@ option _RAMBASE=0x00004000
 #
 romimage "normal"
 	option USE_FALLBACK_IMAGE=0
-	option ROM_IMAGE_SIZE=0x20000
+	option ROM_IMAGE_SIZE=64*1024
 	option LINUXBIOS_EXTRA_VERSION=".0-Normal"
-	payload /dev/null
+	payload PAYLOAD
 end
 
 romimage "fallback" 
 	option USE_FALLBACK_IMAGE=1
-	option ROM_IMAGE_SIZE=0x20000
+	option ROM_IMAGE_SIZE=64*1024
 	option LINUXBIOS_EXTRA_VERSION=".0-Fallback"
-	payload /dev/null
+	payload PAYLOAD
 end
 
 buildrom ./linuxbios.rom ROM_SIZE "normal" "fallback"