Re: wakeup by serial port ?

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Hi Erik,

On 1/4/07, Erik Mouw <mouw@xxxxxxxxxxxx> wrote:
On Thu, Jan 04, 2007 at 05:26:28PM +0200, Ramagudi Naziir wrote:
> I know that PCI and USB devices can wake up a suspended linux machine.
> My question is whether a serial port device can wake it up too ?
Sure, why not? Most BIOSes have a page where you can tell what you
want to use as a wake up source.

How is it done in the hardware:  via the RX line ? the CTS line ?

and in the software ? do i need to register an interrupt on the wake-up line ?
is there any relevant API I need to use ?

Thank you so much
Naziir


Erik

--
They're all fools. Don't worry. Darwin may be slow, but he'll
eventually get them. -- Matthew Lammers in alt.sysadmin.recovery


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