From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: Problems with nVidia nForce 520 Chipset Date: Thu, 26 Jul 2007 17:26:56 +0900 Message-ID: <46A85AD0.2070905@gmail.com> References: <815613.39679.qm@web58103.mail.re3.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from nz-out-0506.google.com ([64.233.162.224]:46627 "EHLO nz-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751895AbXGZI2L (ORCPT ); Thu, 26 Jul 2007 04:28:11 -0400 Received: by nz-out-0506.google.com with SMTP id s18so408530nze for ; Thu, 26 Jul 2007 01:28:10 -0700 (PDT) In-Reply-To: <815613.39679.qm@web58103.mail.re3.yahoo.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Craig Block Cc: linux-ide@vger.kernel.org Craig Block wrote: > Hello, > > I'm having a problem getting Linux to handle the SATA drives and controllers on > a new computer with an ASUS M2N-X motherboard. This is a socket AM2 board and > has an nVidia nForce 520 chipset. It has three controller mode settings in the > BIOS, SATA, AHCI, and RAID. > > I built and tried a couple kernels, one with SATA_NV plus BLK_DEV_IDECD and the > other with SATA_AHCI plus PATA_AMD. > > With the controllers in SATA mode, the kernel built with SATA_NV doesn't see > the SATA controllers at all. The PATA CD drive links to hda and works > properly. I tried the same kernel on an nForce 4 system and everything works > right. > > With the controllers in AHCI mode, the kernel built with SATA_AHCI, hangs when > probing the SATA controllers. It literally takes about a minute to get through > each one. It never does link any drives to them. The PATA CD drive links to > sr0 and seems to work okay. > > I've had MS Windows working without issue in either mode, using the canned IDE > driver in SATA mode and the nVidia AHCI driver in AHCI mode. > > Output from "dmesg" and "lspci -n -vvv" commands is attached. Does 'noapic' kernel parameter help? -- tejun