3.2
For LINUX Device Driver
How to install Watchdog Driver:
Login as root
Extract the watchdog driver file
# tar -xvzf watchdog.tgz
this will extract the file at the distribute directory
make the install file executable
# cd /distribute
# chmod +x install
install the module
# ./install
How to uninstall Watchdog Driver:
1 .Login as root
2. Make the uninstall file executable
# chmod +x uninstall
3. uninstall the module
# ./uninstall
List of function on the driver:
1.it EnableCounter(int file_desc)
- Start the counter.
Where: file_desc is a file referring to the Watchdog driver.
2. int DisableCounter(int
file_desc)
- Stop the counter.
Where: file_desc is a file referring to the Watchdog driver.
3. int SetCounter(int file_desc,unsigned long int value)
- Set the value of the counter to countdown
Where: file_desc is a file referring to the Watchdog driver.
value is a you want to countdown
4. int SetCounterSource(int file_desc,int value)
- Set the speed of the counter
Where: file_desc is a file referring to the Watchdog driver.
value is the speed of the timer
- if value = 0 then the counter is set to 1/2048 sec.
- if value = 1 then the counter is set to 1/1024 sec.
- if value = 2 then the counter is set to 1/512 sec.
- if value = 3 then the counter is set to 1/256 sec.
- if value = 4 then the counter is set to 1/128 sec.
- if value = 5 then the counter is set to 1/64 sec.
- if value = 6 then the counter is set to 1/32 sec.
- if value = 7 then the counter is set to 1/16 sec.
- if value = 8 then the counter is set to 1/8 sec.
- if value = 9 then the counter is set to 1/4 sec.
- if value = 0 then the counter is set to 1/2 sec.
5. int SetRemotePowerOn(int file_desc,char value)
- Set the Power Control Box on / off
Where: file_desc is a file referring to the Watchdog driver.
value is use to turn on or off the power control box
- if value = 0 then it will set the power off
- if value = 1 then it will set the power on
6. int EnablePciReset(int file_desc)
- Reset the computer ( the Watchdog card reset jumper must be connected
to the motherboard reset
Where: file_desc is a file referring to the Watchdog driver.
7. unsigned long int GetCounter(int file_desc)
- Get the value of the counter (base from the SetCounterSource)
Where: file_desc is a file referring to the Watchdog driver.
|