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vpu-vc8000e-kernel/linux/kernel_module/driver_load.sh
2022-09-13 10:32:29 +08:00

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#!/bin/sh
#dmesg -C
module="vc8000"
device="/dev/vc8000"
mode="666"
#Used to setup default parameters
DefaultParameter(){
vcmd=1
#default value can be added to here
}
echo
if [ ! -e /dev ]
then
mkdir /dev/
fi
echo "Help information:"
echo "Input format should be like as below"
echo "./driver_load.sh vcmd=0(default) or (1)"
if [ $# -eq 0 ]
then
DefaultParameter
echo " Default vcmd_supported value = $vcmd"
else
para_1="$1"
vcmd_input=${para_1##*=}
vcmd=$vcmd_input
if [ $vcmd -ne 0 ] && [ $vcmd -ne 1 ]
then
echo "Invalid vcmd_supported value, which = $vcmd"
echo "vcmd_supported should be 0 or 1"
fi
echo "vcmd_supported = $vcmd"
fi
#vcmd_supported = 0(default) or 1
#insert module
insmod $module.ko vcmd_supported=$vcmd || exit 1
#insmod $module.ko vcmd_supported=1 || exit 1
echo "module $module inserted"
#remove old nod
rm -f $device
#read the major asigned at loading time
major=`cat /proc/devices | grep $module | cut -c1-3`
echo "$module major = $major"
#create dev node
mknod $device c $major 0
echo "node $device created"
#give all 'rw' access
chmod $mode $device
echo "set node access to $mode"
#the end
echo