ich9macchange: assume that the script is being run from _util

Do not act on all ROM images, but instead take as input a path to
a single ROM image.

1 files changed, 17 insertions, 20 deletions

diff --git a/ich9macchange b/ich9macchange
index 683fb62..353ab5f 100755
--- a/ich9macchange
+++ b/ich9macchange
@@ -32,33 +32,30 @@ else
 	exit 1
 fi
 
-if (( $# != 1 )); then
-	echo "Usage: ./ich9macchange XX:XX:XX:XX:XX:XX"
+if (( $# != 3 )); then
+	echo "Usage: ./ich9macchange path/to/ich9libreboot.rom XX:XX:XX:XX:XX:XX romsize"
+	echo "'romsize' is a number in MiB. Example: 8"
 	echo "(XX replaced with hex from your desired MAC address)"
 	exit 1
 fi
+rompath=$1
+macaddress=$2
+romsize=$3
 
-path="unknown"
-if [ -f "DEBLOB" ]; then
-	path="./resources/utilities/ich9deblob/ich9gen"
-else
-	path="./ich9deblob/$arch/ich9gen"
+if [ ! -f "$rompath" ]; then
+	echo "ich9macchange: ROM image specified not found."
+	exit 1
+fi
+if [ "$romsize" != "8" ]; then
+	if [ "$3" != "4" ]; then
+		echo "Invalid ROM size specified. It must be 4 or 8."
+		exit 1
+	fi
 fi
 
-$(echo $path) --macaddress $1
+./ich9deblob/$arch/ich9gen --macaddress $macaddress
 
-for board in "x200" "r400"
-do
-	for size in "8m" "4m"
-	do
-		cd bin/"$board"_"$size"b/
-		for rom in $(ls)
-		do
-			dd if=../../ich9fdgbe_"$size".bin of="$rom" bs=1 count=12k conv=notrunc
-		done
-		cd ../../
-	done
-done
+dd if=ich9fdgbe_"$romsize"m.bin of="$rompath" bs=1 count=12k conv=notrunc
 
 rm -f ich9fdgbe_4m.bin
 rm -f ich9fdgbe_8m.bin