From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: Serial ATA (SATA) for Linux status report Date: Wed, 03 Dec 2003 18:51:42 -0500 Sender: linux-ide-owner@vger.kernel.org Message-ID: <3FCE770E.8090309@pobox.com> References: <20031203204445.GA26987@gtf.org> <1070494030.15415.111.camel@slurv.pasop.tomt.net> <3FCE737C.1080105@pobox.com> <20031203234907.GA4184@tron.at> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from parcelfarce.linux.theplanet.co.uk ([195.92.249.252]:8867 "EHLO www.linux.org.uk") by vger.kernel.org with ESMTP id S262491AbTLCXv7 (ORCPT ); Wed, 3 Dec 2003 18:51:59 -0500 In-Reply-To: <20031203234907.GA4184@tron.at> List-Id: linux-ide@vger.kernel.org To: Othmar Pasteka Cc: linux-ide@vger.kernel.org Othmar Pasteka wrote: > hi, > > On Wed, Dec 03, 2003 at 06:36:28PM -0500, Jeff Garzik wrote: > >>Alas, there is no hotplug support in the ICH5 or ICH5-R SATA hardware. >> >>One could argue there is "coldplug" support in that hardware -- disable >>the entire interface, including any active devices, then re-enable and >>re-scan -- but it's a bit of a hack. If there's enough demand, I could >>write some code for that. It would involve something like >> >> # /sbin/sata off >> { plug in or remove a device } >> # /sbin/sata on >> >>You really, really, really don't want to actually unplug a SATA drive >>while it's active, on ICH5 hardware. > > > are there chipsets which support SATA hot plugging? afaik sata is > supposed to be hotplugable. _Most_ SATA chipsets support hotplugging. ICH5 is unique in that it does not. Jeff