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| author | Wim Van Sebroeck <wim@iguana.be> | 2006-05-21 14:37:44 +0200 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2006-10-03 21:34:29 +0200 |
| commit | 9e0ea345ff542320882caa21ec2248e6c02d8b91 (patch) | |
| tree | 729386940717343f7a0527f3daae330b31b3f642 /drivers/char/watchdog/Kconfig | |
| parent | 8ccb3dcd1f8e80e8702642e1de26541b52f6bb7c (diff) | |
| download | lwn-9e0ea345ff542320882caa21ec2248e6c02d8b91.tar.gz lwn-9e0ea345ff542320882caa21ec2248e6c02d8b91.zip | |
[WATCHDOG] iTCO_wdt (Intel TCO Timer) driver
Hardware driver for the intel TCO timer based watchdog devices.
These drivers are included in the Intel 82801 I/O Controller
Hub family (from ICH0 up to ICH7) and in the Intel 6300ESB
controller hub.
This driver will replace the i8xx_tco.c driver.
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/char/watchdog/Kconfig')
| -rw-r--r-- | drivers/char/watchdog/Kconfig | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/char/watchdog/Kconfig b/drivers/char/watchdog/Kconfig index 06f3fa2fe877..89e46d6dfc4e 100644 --- a/drivers/char/watchdog/Kconfig +++ b/drivers/char/watchdog/Kconfig @@ -316,6 +316,27 @@ config I8XX_TCO To compile this driver as a module, choose M here: the module will be called i8xx_tco. +config ITCO_WDT + tristate "Intel TCO Timer/Watchdog (EXPERIMENTAL)" + depends on WATCHDOG && (X86 || IA64) && PCI && EXPERIMENTAL + ---help--- + Hardware driver for the intel TCO timer based watchdog devices. + These drivers are included in the Intel 82801 I/O Controller + Hub family 'from ICH0 up to ICH7) and in the Intel 6300ESB + controller hub. + + The TCO (Total Cost of Ownership) timer is a watchdog timer + that will reboot the machine after its second expiration. The + expiration time can be configured with the "heartbeat" parameter. + + On some motherboards the driver may fail to reset the chipset's + NO_REBOOT flag which prevents the watchdog from rebooting the + machine. If this is the case you will get a kernel message like + "failed to reset NO_REBOOT flag, reboot disabled by hardware". + + To compile this driver as a module, choose M here: the + module will be called iTCO_wdt. + config SC1200_WDT tristate "National Semiconductor PC87307/PC97307 (ala SC1200) Watchdog" depends on WATCHDOG && X86 |