Archive:HOW-TO:Enable Wake-On-Device for Ubuntu

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Revision as of 22:43, 15 November 2009 by >Outleradam (New page: This Article discusses enabling wake-up from your remote device. == Identification of resume devices == * From your terminal type the following to gain a list of all authorized resume ...)
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This Article discusses enabling wake-up from your remote device.



Identification of resume devices

  • From your terminal type the following to gain a list of all authorized resume devices
cat /proc/acpi/wakeup

EG.

root@XBMCLive:~# cat /proc/acpi/wakeup
Device  S-state   Status   Sysfs node
HUB0      S5     disabled  pci:0000:00:04.0
XVR0      S5     disabled  pci:0000:00:09.0
XVR1      S5     disabled  pci:0000:00:0b.0
XVR2      S5     disabled  pci:0000:00:0c.0
PS2M      S4     disabled  pnp:00:08
PS2K      S4     disabled  pnp:00:09
USB0      S3     disabled  pci:0000:00:02.0
USB2      S3     disabled  pci:0000:00:02.1
AZAD      S5     disabled  pci:0000:00:05.0
MMAC      S5     disabled  pci:0000:00:07.0

Enabling wakeup status for devices

  • enable wakeup devices to resume the computer by typing the following where **** is replaced with the corresponding device
echo **** > /proc/acpi/wakeup

EG.

root@XBMCLive:~# echo USB0 > /proc/acpi/wakeup
root@XBMCLive:~# echo USB2 > /proc/acpi/wakeup
  • Type the following to verify proper wakeup device status
cat /proc/acpi/wakeup

Verification of wakeup status

EG.

root@XBMCLive:~# cat /proc/acpi/wakeup
Device  S-state   Status   Sysfs node
HUB0      S5     disabled  pci:0000:00:04.0
XVR0      S5     disabled  pci:0000:00:09.0
XVR1      S5     disabled  pci:0000:00:0b.0
XVR2      S5     disabled  pci:0000:00:0c.0
PS2M      S4     disabled  pnp:00:08
PS2K      S4     disabled  pnp:00:09
USB0      S3     enabled   pci:0000:00:02.0
USB2      S3     enabled   pci:0000:00:02.1
AZAD      S5     disabled  pci:0000:00:05.0
MMAC      S5     disabled  pci:0000:00:07.0

You should now see that your devices are enabled. Test your resume function at this time and verify proper operation.