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path: root/drivers/char/watchdog/w83627hf_wdt.c
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Diffstat (limited to 'drivers/char/watchdog/w83627hf_wdt.c')
-rw-r--r--drivers/char/watchdog/w83627hf_wdt.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/char/watchdog/w83627hf_wdt.c b/drivers/char/watchdog/w83627hf_wdt.c
index 465e0fd0423..b5d82101542 100644
--- a/drivers/char/watchdog/w83627hf_wdt.c
+++ b/drivers/char/watchdog/w83627hf_wdt.c
@@ -93,6 +93,12 @@ w83627hf_init(void)
w83627hf_select_wd_register();
+ outb_p(0xF6, WDT_EFER); /* Select CRF6 */
+ t=inb_p(WDT_EFDR); /* read CRF6 */
+ if (t != 0) {
+ printk (KERN_INFO PFX "Watchdog already running. Resetting timeout to %d sec\n", timeout);
+ outb_p(timeout, WDT_EFDR); /* Write back to CRF6 */
+ }
outb_p(0xF5, WDT_EFER); /* Select CRF5 */
t=inb_p(WDT_EFDR); /* read CRF5 */
t&=~0x0C; /* set second mode & disable keyboard turning off watchdog */