util/board_status/board_status.sh: invoke md5 on FreeBSD

Signed-off-by: Idwer Vollering <vidwer@gmail.com>
Change-Id: I8d9493ce0c3fa97ea9c3c2f60a0106bb98bd8315
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49309
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/util/board_status/board_status.sh b/util/board_status/board_status.sh
index 01fc7ec..1024ff6 100755
--- a/util/board_status/board_status.sh
+++ b/util/board_status/board_status.sh
@@ -361,7 +361,14 @@
 	echo "Extracting payload_version from $COREBOOT_IMAGE"
 	$cbfstool_cmd "$COREBOOT_IMAGE" extract -n payload_version -f "${tmpdir}/payload_version.txt" >/dev/null 2>&1
 fi
-md5sum -b "$COREBOOT_IMAGE" > "${tmpdir}/rom_checksum.txt"
+case $(uname) in
+	FreeBSD)
+		md5 "$COREBOOT_IMAGE" > "${tmpdir}/rom_checksum.txt"
+		;;
+	*)
+		md5sum -b "$COREBOOT_IMAGE" > "${tmpdir}/rom_checksum.txt"
+		;;
+esac
 
 if test $do_clean_cbfstool -eq 1; then
 	$MAKE -C util/cbfstool clean