Date: Tue, 14 Aug 2007 23:56:27 +0200 From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no> To: Sven Hazejager <sven-freebsd@hazejager.nl> Cc: freebsd-hackers@freebsd.org Subject: Re: How to stop attached USB device / send IRP_MN_REMOVE_DEVICE? Message-ID: <86r6m5231w.fsf@ds4.des.no> In-Reply-To: <07081416114656.-1077948560@somehost.domainz.com> (Sven Hazejager's message of "Tue\, 14 Aug 2007 16\:14\:06 %2B0200 \(CEST\)") References: <07081411265549.-1077952816@somehost.domainz.com> <20070814030833.49a7a030@soralx> <20070814041736.4c16f41e@soralx> <07081416114656.-1077948560@somehost.domainz.com>
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Sven Hazejager <sven-freebsd@hazejager.nl> writes: > No, camcontrol does not support this over USB. Windows XP demonstrates > it is technically possible, and I do not believe it is fully safe to > disconnect the drive (even when unmounted), as the drive then is not > able to park its heads, which it DOES do under XP. All modern disks (since at least the early 1990s) automatically park their heads when they lose power. There is no need to do it in software. DES --=20 Dag-Erling Sm=C3=B8rgrav - des@des.no
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