Date: Mon, 03 Dec 2007 08:30:56 +0100 From: Laurent LEVIER <llevier-lists@argosnet.com> To: "Kevin Oberman" <oberman@es.net> Cc: freebsd-acpi@freebsd.org Subject: Re: Power savings on USB Hard drives Message-ID: <20071203073101.B517C267E14@mx.levier.org> In-Reply-To: <20071203002752.ADB184500E@ptavv.es.net> References: <Your message of "Sun, 02 Dec 2007 16:15:05 PST." <47534A89.3010403@root.org> <20071203002752.ADB184500E@ptavv.es.net>
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Hi Kevin, At 01:27 03/12/2007, Kevin Oberman wrote: >Almost all external USB drives use umass and are not handled as ATA but >as SCSI. As such, camcontrol is the tool that should probably be >used, but I have no such devices and I don't know what the appropriate >command might be. In fact, this is more compatible with whatI read. camcontrol is used to control some USB devices, but I did not saw some things about power management + camcontrol... >Asking on usb@ might provide the needed information. ? Thanks Brgrds
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