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flash.sh
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flash.sh
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#!/bin/bash
# @author Alexander Vassilev
# @copyright BSD License
function printUsage
{
echo -e "\nOpenOCD flash image command. Usage:\n\
flash.sh [-v|--verify] [-h|--halt] [-o|--offset] <image[.elf]>\n\
-v --verify - Verify written image\n\
-h --halt - Do not reset after flashing the image\n\
-o --offset <offset> - Address at which to start writing\n\
the image, i.e. 0x08000000\n\
--help Print this help\n"
}
if [ "$#" -lt "1" ]; then
printUssage
exit 1
fi
owndir=`echo "$(cd $(dirname "${BASH_SOURCE[0]}"); pwd)"`
while [[ $# > 0 ]]
do
key="$1"
case $key in
-v|--verify)
verify="1"
;;
-h|--halt)
hlt="1"
;;
-o|--offset)
shift
offset="$1"
;;
--help)
printUsage
exit 0
;;
*)
if [ ${1:0:1} != '-' ]; then
if [ ! -z "$fname" ]; then
echo "Only one file name can be specified"
exit 1
fi
fname="$1"
else
echo "Unknown option '$1'"
exit 1
fi
;;
esac
shift # past argument or value
done
if [ -z "$fname" ]; then
echo "No file specified"
exit 1
fi
if [ ! -f "$fname" ]; then
echo "File '$fname' not found"
exit 2
fi
if [ "$hlt" != "1" ]; then
rst="; reset"
fi
# The 'program' openOCD command prevents semihosting from working after flashing
# (semihosting requests hang), until openOCD is restarted. That's why we don't use that
# command
fname=`readlink -f "$fname"`
cmd="reset halt; flash write_image erase $fname"
if [ ! -z "offset" ]; then
cmd="$cmd $offset"
fi
if [ "$verify" == "1" ]; then
cmd="$cmd; verify_image $fname"
fi
if [ "$hlt" != "1" ]; then
cmd="$cmd; reset run"
fi
$owndir/ocmd.sh "$cmd"