mirror of
https://github.com/openhwgroup/cvw
synced 2025-01-23 21:14:37 +00:00
44 lines
827 B
Bash
Executable File
44 lines
827 B
Bash
Executable File
#!/bin/bash
|
|
|
|
# This file writes a bunch of bytes to the flash card based on a text
|
|
# file input with bytes written in hexadecimal.
|
|
|
|
INPUTFILE=""
|
|
OUTPUTFILE=""
|
|
|
|
ARGS=()
|
|
while [ $OPTIND -le "$#" ] ; do
|
|
if getopts "hi:o:" arg ; then
|
|
case "${arg}" in
|
|
h) help
|
|
;;
|
|
i) INPUTFILE=${OPTARG}
|
|
;;
|
|
o) OUTPUTFILE=${OPTARG}
|
|
;;
|
|
esac
|
|
else
|
|
ARGS+=("${!OPTIND}")
|
|
((OPTIND++))
|
|
fi
|
|
done
|
|
|
|
SDCARD=${ARGS[0]}
|
|
|
|
if [ ! -e $INPUTFILE ] ; then
|
|
echo -e "Error: Input file $INPUTFILE does not exist."
|
|
exit 1
|
|
fi
|
|
|
|
if [ -e $OUTPUTFILE ] ; then
|
|
echo -e "Error: Output file $OUTPUTFILE already exists."
|
|
exit 1
|
|
fi
|
|
|
|
for word in $(cat "$INPUTFILE")
|
|
do
|
|
echo -en "\x$word" >> $OUTPUTFILE
|
|
done
|
|
|
|
dd if=$OUTPUTFILE of="$SDCARD"
|