Sample script to flash using OpenBLT over CAN (#257)

(cherry picked from commit 4c877b63e44966f5373c264a3c82556ac9883761)

Co-authored-by: Andrey Gusakov <dron0gus@gmail.com>

firmware/flash_can.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+
+usage() {
+    cat <<EOM
+    Usage:
+    $(basename $0) Please provide board name
+
+EOM
+    exit 0
+}
+
+[ -z $1 ] && { usage; }
+
+BOARD=$1
+
+# This script will try to flash/update RusEFI part of firmware over can0 interface.
+#
+# You may want to bring can0 interface up first:
+# sudo ip link set can0 type can bitrate 500000 ; sudo ifconfig can0 up
+# Sometimes (after communication errors) you may like to restart interface with:
+# make sure that you have termination resistor
+# sudo ifconfig can0 down; sudo ip link set can0 type can bitrate 500000 ; sudo ifconfig can0 up
+
+# sudo apt-get install can-utils
+# candump can0
+
+/sbin/ifconfig can0 | grep RUNNING
+
+echo This script assumes that you are using can0 interface and it is ready, otherwise read comments inside
+echo This script assumes that you have BootCommander somewhere in your PATH, otherwise read comments inside
+BootCommander -t=xcp_can -d=can0 deliver/$BOARD/wideband_update.srec
+
+# OR
+# You can build it from sources with:
+# (cd ext/openblt/Host/Source/LibOpenBLT/ ; mkdir build ; cd build ; cmake .. ; make -j )
+# and
+# (cd ext/openblt/Host/Source/BootCommander/ ; mkdir build ; cd build ; cmake .. ; make -j )
+# And run:
+# ext/openblt/Host/BootCommander -t=xcp_can -d=can0 deliver/$BOARD/wideband_update.srec