[mythtv-users] Suspend to RAM

Josu Lazkano josu.lazkano at gmail.com
Mon Oct 29 13:14:56 UTC 2012


2012/10/29 Thomas Boehm <mythtv-users at lists.boehmi.net>:
> Josu Lazkano wrote:
>> Hello all, I am trying to suspend to RAM from the remote, I read the
>> wiki page: http://www.mythtv.org/wiki/MCE_Remote#S3_.2F_Suspend_To_RAM
>>
>> I am using Debian Wheezy with 3.2 kernel. I try to enable the wakeup this way:
>>
>> # echo enabled > /sys/bus/usb/devices/4-1/power/wakeup
>>
>> Then I can check that it is enabled:
>>
>> $ cat /sys/bus/usb/devices/4-1/power/wakeup
>> enabled
>>
>> But if I reboot the machine, then it is "disabled", how could I fix it?
>
> Put this command in your /etc/rc.local file before the "exit 0" line.
> Then it will be executed on every boot.
>
> HTH
> Thomas
>

Thanks!

I add this line on the /etc/rc.local

echo enabled > /sys/bus/usb/devices/4-1/power/wakeup

Now, if I reboot I get this:

$ cat /sys/bus/usb/devices/4-1/power/wakeup
enabled

$ cat /proc/acpi/wakeup
Device	S-state	  Status   Sysfs node
SMB0	  S4	*disabled  pci:0000:00:03.2
USB0	  S4	*enabled   pci:0000:00:04.0
USB2	  S4	*enabled   pci:0000:00:04.1
US15	  S4	*enabled   pci:0000:00:06.0
US12	  S4	*enabled   pci:0000:00:06.1
NMAC	  S5	*disabled  pci:0000:00:0a.0
PBB0	  S4	*disabled  pci:0000:00:09.0
HDAC	  S4	*disabled  pci:0000:00:08.0
XVR0	  S4	*disabled  pci:0000:00:0c.0
XVR1	  S4	*disabled
P0P5	  S4	*disabled
P0P6	  S4	*disabled  pci:0000:00:15.0
P0P7	  S4	*disabled  pci:0000:00:16.0
P0P8	  S4	*disabled  pci:0000:00:17.0
P0P9	  S4	*disabled  pci:0000:00:18.0
PWRB	  S4	*enabled

Is this correct?

How could I check that it works?

Thanks for all your help.

Best regards.

-- 
Josu Lazkano


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