[mythtv-users] Acer Revo 1600 and Hibernation Wake on USB

[Larry T]

On Fri, Jan 22, 2010 at 6:30 PM, Graham Mitchell <gmitch at woodlea.com> wrote:

>
>
> From: mythtv-users-bounces at mythtv.org
> [mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Larry T
> Sent: Friday, January 22, 2010 5:28 PM
> To: Discussion about mythtv
> Subject: [mythtv-users] Acer Revo 1600 and Hibernation Wake on USB
>
> Has anyone gotten this device to wake on USB from hibernation (S4)? It
> works
> fine from suspend (S3) to wake from USB but it appears to not leave power
> on
> for USB devices while hibernating (S4). Querying the BIOS reports S4 for
> the
> USB0 device. I am at a loss on what to try next. Any help would be
> appreciated. Thanks.
>
> # 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     disabled  pci:0000:00:04.1
> 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
>
>
>
> Silly question, but you are plugged into USB0 and not USB2 (which is
> disabled)?
>
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>

Yes. My experience (this appears to be common based on others experience
with this system) is that if USB2 is enabled, the system will suspend (S3)
and pop right back out to active. It seems to have no bearing on my desire
of hibernation unfortunately.
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