svn commit: r203426 - head/sys/dev/ahci
Alexander Motin
mav at FreeBSD.org
Thu Feb 4 07:23:20 UTC 2010
Hi.
Andrey V. Elsukov wrote:
> On 03.02.2010 15:00, Alexander Motin wrote:
>> Log:
>> Disable PHY of unconnected ports when interface power management
>> enabled.
>> It allows to save a bit more power (about 0.5W on 2 unused ports of
>> ICH8M).
>
> Is there a way to manually enable it?
You mean enable port back? You can do `camcontrol reset X` manually. It
will enable port, probe for device, and if there still none - disable it
again. If device was found - port will stay enabled, according to
selected pm_level value.
--
Alexander Motin
More information about the svn-src-all
mailing list