Date: Thu, 04 Feb 2010 09:23:14 +0200 From: Alexander Motin <mav@FreeBSD.org> To: "Andrey V. Elsukov" <bu7cher@yandex.ru> Cc: svn-src-all@freebsd.org Subject: Re: svn commit: r203426 - head/sys/dev/ahci Message-ID: <4B6A75E2.8060404@FreeBSD.org> In-Reply-To: <4B6A5182.7000907@yandex.ru> References: <201002031200.o13C0vPG087449@svn.freebsd.org> <4B6A5182.7000907@yandex.ru>
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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
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