[mythtv-users] ACPI sleep problems

Scot L. Harris webid at cfl.rr.com
Mon Sep 19 19:33:45 UTC 2005


On Mon, 2005-09-19 at 15:28, Steve Hill wrote:
> I'm trying to make my MythTV box (both frontend and backend) suspend to 
> RAM when it's idle.  Everything I read says I just need to set the 
> wake-up alarm by echoing a time and date to /proc/acpi/alarm and then 
> suspend the machine by doing:
>      echo -n mem > /sys/power/state
> 
> However, whenever I suspend the box it does a hard-powerdown instead and 
> powering it up again just leads to a normal boot instead of a resume. 
> Does anyone have any ideas what might be going wrong?

I would think that suspend to ram is a function of ACPI which needs to
be supported by your motherboard.  Many laptops have support for this
type of function but I don't know that desktop systems would have
support for this.  

Will be interested to hear from those that know ACPI better.



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