drivers/watchdog/pcwd.c

20  *		typedefs to replace them.  Made heartbeat reset only available
148 /* Watchdog's Dip Switch heartbeat values */
162  * every ~500ms. We try to set the internal heartbeat of the
200 /* default heartbeat = delay-time from dip-switches */
202 static int heartbeat = WATCHDOG_HEARTBEAT;
203 module_param(heartbeat, int, 0);
204 MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. "
205 	"(2 <= heartbeat <= 7200 or 0=delay-time from dip-switches, default="
349 		/* Reprogram internal heartbeat to 2 seconds */
375 	/* If we got a heartbeat pulse within the WDT_INTERVAL
406 	pcwd_private.next_heartbeat = jiffies + (heartbeat * HZ);
461 	pcwd_private.next_heartbeat = jiffies + (heartbeat * HZ);
474 	heartbeat = t;
477 		pr_debug("New heartbeat: %d\n", heartbeat);
657 		return put_user(heartbeat, argp);
798  *  The ISA cards have a heartbeat bit in one of the registers, which
799  *  register is card dependent.  The heartbeat bit is monitored, and if
836 			/* Has either heartbeat bit changed?  */
907 	/* If heartbeat = 0 then we use the heartbeat from the dip-switches */
908 	if (heartbeat == 0)
909 		heartbeat = heartbeat_tbl[(pcwd_get_option_switches() & 0x07)];
911 	/* Check that the heartbeat value is within it's range;
913 	if (pcwd_set_heartbeat(heartbeat)) {
915 		pr_info("heartbeat value must be 2 <= heartbeat <= 7200, using %d\n",
935 	pr_info("initialized. heartbeat=%d sec (nowayout=%d)\n",
936 		heartbeat, nowayout);