Fujitsu PalmSecure SDK V02 - Uninstalling the Sensor Driver for Extended Function (Linux Version)

6.3 Uninstalling the Sensor Driver for Extended Function (Linux Version)
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6.3 Uninstalling the Sensor Driver for
Extended Function (Linux Version)
This section describes how to uninstall the Sensor driver for extended function
for Linux.
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Step1 Disconnect the Sensor from the target hardware.
Step2 Log in as a user with root privileges.
Step3 Use the “rm” command to delete a special file for sensor access
"fjveincam0”.
<When connecting one Senor>
Command) rm /dev/usb/fjveincam0
<When connecting more than one Sensor> (e.g. 2 Sensors)
Command) rm /dev/usb/fjveincam0
rm /dev/usb/fjveincam1
>See> For information on multiple Sensor connections, refer to
the "System Development Guide" and "Authentication Library
Reference Guide".
Step4 Delete the following lines from the start-up script (ex. /etc/rc.d/rc.local)
as necessary.
<When connecting one Senor>
mkdir -p /dev/usb
mknod -m 666 /dev/usb/fjveincam0 c 180 160
<When connecting more than one Sensor> (e.g. 2 Sensors)
mkdir -p /dev/usb
mknod -m 666 /dev/usb/fjveincam0 c 180 160
mknod -m 666 /dev/usb/fjveincam1 c 180 161
>See> For information on multiple Sensor connections, refer to
the "System Development Guide" and "Authentication
Library Reference Guide".
Step5 Use the “modprobe” command to delete the Sensor driver module
“fjveincam”.
Command) modprobe -r fjveincam
Step6 Delete the following file copied under the "/lib/modules/
(kernel version)/misc/" folder.
Command) rm -rf /lib/modules/(kernel version)/misc/fjveincam.ko
Step7 Use the “depmod” command to update dependencies between
kernel modules.
Command) /sbin/depmod -a &> /dev/null