1 files changed, 52 insertions, 0 deletions
diff --git a/release/riscv/make-memstick.sh b/release/riscv/make-memstick.sh
new file mode 100755
index 000000000000..0cde77b018b8
--- /dev/null
+++ b/release/riscv/make-memstick.sh
@@ -0,0 +1,52 @@
+#!/bin/sh
+#
+# This script generates a "memstick image" (image that can be copied to a
+# USB memory stick) from a directory tree.  Note that the script does not
+# clean up after itself very well for error conditions on purpose so the
+# problem can be diagnosed (full filesystem most likely but ...).
+#
+# Usage: make-memstick.sh <directory tree> <image filename>
+#
+# $FreeBSD$
+#
+
+set -e
+
+PATH=/bin:/usr/bin:/sbin:/usr/sbin
+export PATH
+
+scriptdir=$(dirname $(realpath $0))
+. ${scriptdir}/../../tools/boot/install-boot.sh
+
+if [ $# -ne 2 ]; then
+	echo "make-memstick.sh /path/to/directory /path/to/image/file"
+	exit 1
+fi
+
+if [ ! -d ${1} ]; then
+	echo "${1} must be a directory"
+	exit 1
+fi
+
+if [ -e ${2} ]; then
+	echo "won't overwrite ${2}"
+	exit 1
+fi
+
+echo '/dev/ufs/FreeBSD_Install / ufs ro,noatime 1 1' > ${1}/etc/fstab
+echo 'root_rw_mount="NO"' > ${1}/etc/rc.conf.local
+makefs -B little -o label=FreeBSD_Install -o version=2 ${2}.part ${1}
+rm ${1}/etc/fstab
+rm ${1}/etc/rc.conf.local
+
+# Make an ESP in a file.
+espfilename=$(mktemp /tmp/efiboot.XXXXXX)
+make_esp_file ${espfilename} ${fat32min} ${1}/boot/loader.efi
+
+mkimg -s gpt \
+    -p efi:=${espfilename} \
+    -p freebsd-ufs:=${2}.part \
+    -o ${2}
+rm ${espfilename}
+rm ${2}.part
+