From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Hancock Subject: Re: AHCI problem with hotplug Date: Thu, 08 Jan 2009 18:13:38 -0600 Message-ID: <496696B2.7010006@shaw.ca> References: <494178E3.6030305@cybernetics.com> <49588784.4020808@kernel.org> <4958E3DC.7080009@cybernetics.com> <49591710.7040102@shaw.ca> <49596D9E.3040904@kernel.org> <495D8606.5070807@kernel.org> <4964CCBF.5030408@cybernetics.com> <49655FBA.3060005@kernel.org> <49660B9F.4010408@cybernetics.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from idcmail-mo2no.shaw.ca ([64.59.134.9]:7215 "EHLO idcmail-mo2no.shaw.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756046AbZAIANk (ORCPT ); Thu, 8 Jan 2009 19:13:40 -0500 In-Reply-To: <49660B9F.4010408@cybernetics.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tony Battersby Cc: Tejun Heo , Jeff Garzik , IDE/ATA development list Tony Battersby wrote: > Tejun Heo wrote: >> Hello, >> >> Tony Battersby wrote: >> >>> Sorry it took so long. I have attached the output of lspci when booting >>> without a SATA disk attached, and also when booting with a SATA disk >>> attached. >>> >> 00:1f.2 SATA controller [0106]: Intel Corporation 82801GR/GH (ICH7 Family) SATA AHCI Controller [8086:27c1] (rev 01) (prog-if 01 [AHCI 1.0]) >> ... >> 90: 40 00 11 10 80 01 00 40 00 00 00 00 00 00 00 00 >> ^^^^^ >> PCS 0x1011 >> >> Port 0 and 4 enabled and 4 present. Does "setpci -s 1f.2 93b=f" fix >> hotplugging? >> >> > setpci gives the following error: > > pcilib: sysfs_write: tried to write 1 bytes at 2363, but only 0 succeeded > > lspci shows no difference before and after. I assume that was done as root?