new epia target for 512k: targets/via/epia/Config.512kflash.lb

buildtarget now takes either a directory, and uses directory/Config.lb, or
takes a file

epia defaults to 256k flash


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1166 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

targets/buildtarget

@@ -15,7 +15,7 @@ else
 fi
 
 target_dir=$lbpath/targets
-config_lb=$1/Config.lb
+config_lb=$1
 config_dir=$lbpath/util/newconfig
 config_py=$config_dir/config.py
 
@@ -26,8 +26,13 @@ fi
 
 cd $target_dir
 
+if [ ! -f $config_lb ]; then
+	config_lb=$1/Config.lb
+fi
+
 if [ ! -f $config_lb ]; then
 	echo "No target config file found"
+	echo "Tried both $1 and $config_lb"
 	exit 1
 fi