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| author | Wim Van Sebroeck <wim@iguana.be> | 2008-11-19 23:02:02 +0300 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2008-11-21 11:34:32 +0300 |
| commit | c6904ddb976d99b77d91b78a0ce5bdfffb416c49 (patch) | |
| tree | b505969bd7823159c8f9ad3c2b6d49047eac34be /drivers/watchdog/iTCO_wdt.c | |
| parent | 7cd5b08be3c489df11b559fef210b81133764ad4 (diff) | |
| download | linux-c6904ddb976d99b77d91b78a0ce5bdfffb416c49.tar.xz | |
[WATCHDOG] iTCO_wdt : correct status clearing
The iTCO_wdt code was not clearing the correct bits.
It now clears the timeout status bit and then the
SECOND_TO_STS bit and then the BOOT_STS bit.
Note: we should first clear the SECOND_TO_STS bit
before clearing the BOOT_STS bit.
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog/iTCO_wdt.c')
| -rw-r--r-- | drivers/watchdog/iTCO_wdt.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c index 75483000a87d..2b5409f5b4e6 100644 --- a/drivers/watchdog/iTCO_wdt.c +++ b/drivers/watchdog/iTCO_wdt.c @@ -684,8 +684,9 @@ static int __devinit iTCO_wdt_init(struct pci_dev *pdev, TCOBASE); /* Clear out the (probably old) status */ - outb(0, TCO1_STS); - outb(3, TCO2_STS); + outb(8, TCO1_STS); /* Clear the Time Out Status bit */ + outb(2, TCO2_STS); /* Clear SECOND_TO_STS bit */ + outb(4, TCO2_STS); /* Clear BOOT_STS bit */ /* Make sure the watchdog is not running */ iTCO_wdt_stop(); |