Date: Fri, 04 Sep 2009 22:41:28 +0300 From: Alexander Motin <mav@FreeBSD.org> To: Eric Masson <emss@free.fr> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r196831 - head/sbin/camcontrol Message-ID: <4AA16D68.3080908@FreeBSD.org> In-Reply-To: <86iqfytsqe.fsf@srvbsdnanssv.interne.kisoft-services.com> References: <200909041821.n84ILfWo092251@svn.freebsd.org> <86iqfytsqe.fsf@srvbsdnanssv.interne.kisoft-services.com>
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Eric Masson wrote: > Alexander Motin <mav@FreeBSD.org> writes: >> Author: mav >> Date: Fri Sep 4 18:21:40 2009 >> New Revision: 196831 >> URL: http://svn.freebsd.org/changeset/base/196831 >> >> Log: >> Add to `camcontrol cmd` support for sending arbitrary ATA commands. >> >> It could be used for broad range of tasks, such as configuring drive >> power management modes, caching, security and any other features and tasks, >> not supported by existing drivers. > > Like controlling speed of DVD drives like this linux code snippet > (speedcontrol.c) seems to be able to : > http://ubuntuforums.org/archive/index.php/t-592513.html It looks like using SCSI/ATAPI command, not an ATA. So it is supported for long time. But the idea is right, it should be possible to control it from command line. -- Alexander Motin
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