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Re: Are there ACPI watchdog timers?
On Sun, Feb 07, 2010 at 03:56:49PM -0500, Thor Lancelot Simon wrote:
> I don't like the idea of banging directly on device registers if ACPI
> might think it's managing some other part of the device -- or the whole
> Most SuperI/O and environmental sensor chips (and combinations thereof)
> these days include watchdog timers. I want to hook some of these up to
> /dev/watchdog but, if possible, I'd prefer to use the ACPI interface -- if
> there even is one.
> Can someone tell me if there is such a thing, if it's generaly implemented,
> and if so, where it's described?
Looks like there is.
No idea how widely implemented these are, look
for a WDAT or WDRT table in acpidump output.
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