intel_scu_watchdog.c File Reference

#include <linux/compiler.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/moduleparam.h>
#include <linux/types.h>
#include <linux/miscdevice.h>
#include <linux/watchdog.h>
#include <linux/fs.h>
#include <linux/notifier.h>
#include <linux/reboot.h>
#include <linux/init.h>
#include <linux/jiffies.h>
#include <linux/uaccess.h>
#include <linux/slab.h>
#include <linux/io.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/sched.h>
#include <linux/signal.h>
#include <linux/sfi.h>
#include <asm/irq.h>
#include <linux/atomic.h>
#include <asm/intel_scu_ipc.h>
#include <asm/apb_timer.h>
#include <asm/mrst.h>
#include "intel_scu_watchdog.h"

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	MAX_RETRY   16
#define	IPC_SET_WATCHDOG_TIMER   0xF8

Functions
	module_param (timer_margin, int, 0)
	MODULE_PARM_DESC (timer_margin,"Watchdog timer margin""Time between interrupt and resetting the system""The range is from 1 to 160""This is the time for all keep alives to arrive")
	module_param (timer_set, int, 0)
	MODULE_PARM_DESC (timer_set,"Default Watchdog timer setting""Complete cycle time""The range is from 1 to 170""This is the time for all keep alives to arrive")
	module_param (force_boot, int, 0)
	MODULE_PARM_DESC (force_boot,"A value of 1 means that the driver will reboot""the system immediately if the /dev/watchdog device is closed""A value of 0 means that when /dev/watchdog device is closed""the watchdog timer will be refreshed for one more interval""of length: timer_set. At the end of this interval, the""watchdog timer will reset the system.")
	late_initcall (intel_scu_watchdog_init)
	module_exit (intel_scu_watchdog_exit)
	MODULE_AUTHOR ("Intel Corporation")
	MODULE_DESCRIPTION ("Intel SCU Watchdog Device Driver")
	MODULE_LICENSE ("GPL")
	MODULE_ALIAS_MISCDEV (WATCHDOG_MINOR)
	MODULE_VERSION (WDT_VER)

Macro Definition Documentation

#define IPC_SET_WATCHDOG_TIMER   0xF8

Definition at line 59 of file intel_scu_watchdog.c.

#define MAX_RETRY   16

Definition at line 57 of file intel_scu_watchdog.c.

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 25 of file intel_scu_watchdog.c.

Function Documentation

late_initcall

(

intel_scu_watchdog_init

)

MODULE_ALIAS_MISCDEV

(

WATCHDOG_MINOR

)

MODULE_AUTHOR

(

"Intel Corporation"

)

MODULE_DESCRIPTION

(

"Intel SCU Watchdog Device Driver"

)

module_exit

(

intel_scu_watchdog_exit

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	timer_margin	,
		int	,
		0
	)

module_param	(	timer_set	,
		int	,
		0
	)

module_param	(	force_boot	,
		int	,
		0
	)

MODULE_PARM_DESC	(	timer_margin	,
		"Watchdog timer margin""Time between interrupt and resetting the system""The range is from 1 to 160""This is the time for all keep alives to arrive"
	)

MODULE_PARM_DESC	(	timer_set	,
		"Default Watchdog timer setting""Complete cycle time""The range is from 1 to 170""This is the time for all keep alives to arrive"
	)

MODULE_PARM_DESC	(	force_boot	,
		"A value of 1 means that the driver will reboot""the system immediately if the /dev/watchdog device is closed""A value of 0 means that when /dev/watchdog device is closed""the watchdog timer will be refreshed for one more interval""of length: timer_set. At the end of this	interval,
		the""watchdog timer will reset the system."
	)

MODULE_VERSION

(

WDT_VER

)