From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=50762 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PNoqF-00045X-T0 for qemu-devel@nongnu.org; Wed, 01 Dec 2010 10:43:37 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PNoqE-0002k0-Bn for qemu-devel@nongnu.org; Wed, 01 Dec 2010 10:43:35 -0500 Received: from cantor.suse.de ([195.135.220.2]:45931 helo=mx1.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PNoqE-0002ji-0h for qemu-devel@nongnu.org; Wed, 01 Dec 2010 10:43:34 -0500 Message-ID: <4CF66DEC.7010901@suse.de> Date: Wed, 01 Dec 2010 16:46:52 +0100 From: Hannes Reinecke MIME-Version: 1.0 Subject: Re: [Qemu-devel] [PATCH] Megasas HBA emulation and SCSI update v.2 References: <20101122101535.C3B7FF90B3@ochil.suse.de> <4CEA473F.5030806@suse.de> <1290591664.30138.216.camel@haakon2.linux-iscsi.org> <4CF6593A.1060109@suse.de> In-Reply-To: <4CF6593A.1060109@suse.de> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: linux-iscsi-target-dev@googlegroups.com Cc: Kevin Wolf , stefanha@gmail.com, qemu-devel@nongnu.org, "Nicholas A. Bellinger" , kraxel@redhat.com, Paolo Bonzini On 12/01/2010 03:18 PM, Hannes Reinecke wrote: > Hey Nic, >=20 > On 11/24/2010 10:41 AM, Nicholas A. Bellinger wrote: >> On Mon, 2010-11-22 at 11:34 +0100, Hannes Reinecke wrote: > [ .. ] >> >> Hey Hannes, >> >> Just a heads up, I noticed that the latest v2 megasas w/ scsi-generic = -> >> TCM_loop appears to be broken on a Windows7 (Build 7600) guest, which >> hangs during boot -> LUN scan with the following: >> >> truelife:/usr/src/qemu-kvm.git# ./x86_64-softmmu/qemu-system-x86_64 -m= 512 -boot c ~/windows7.img \ >> -drive if=3Dnone,id=3Dmydisk1,file=3D/dev/sg4 -device megasas,id=3Dr= aid >> -device scsi-generic,bus=3Draid.0,scsi-id=3D1,drive=3Dmydisk1 >> >> megasas: Using 80 sges, 1000 cmds, raid mode >> megasas: Reset >> megasas: Mapping MMIO region 0 at f2040000 >> megasas: Mapping IO region 2 at 0000c200 >> megasas: Mapping QUEUE region 3 at f2080000 >> megasas: Mapping MMIO region 0 at f2040000 >> megasas: Mapping IO region 2 at 0000c200 >> megasas: Mapping QUEUE region 3 at f2080000 >> megasas: Mapping MMIO region 0 at f2040000 >> megasas: Mapping IO region 2 at 0000c200 >> megasas: Mapping QUEUE region 3 at f2080000 >> megasas: readl mmio 0xb0 >> megasas: writel mmio 20: 7 >> megasas: Reset >> megasas: readl mmio 0x20 >> megasas: writel mmio 40: 1ff9c041 >> megasas: Received frame addr 1ff9c000 count 32 >> megasas: MFI cmd 0 context 0 count 32 >> megasas: Return new frame 0 cmd 0x7f7711654330 >> megasas: Enqueue frame 0 count 32 context 0 tail 0 busy 1 >> megasas: MFI init firmware: xfer len 0 pa 0 >> megasas: MFI init firmware: queue at f000ff53f000e2c3 len -268370093 h= ead f000ff53f000ff53 tail f000ff53f000ff53 >> megasas: Complete frame context 0 >> > Okay, it looks as if I've fixed it up. > Win7 32bit works now with my megasas.v3 tree. > Curiously, Win7 64bit fails; it crashes at relative address > 28F4, wherever that's supposed to be. > And, of course, Windows Vista with newest driver from LSI fails, too > :-(. > Guess I need to do some more debugging here. >=20 Hmpf. Using a new vista x86 image (build 6002) with SP2 preloaded megasas works, too. Dodgy build I had, apparently. Cheers, Hannes --=20 Dr. Hannes Reinecke zSeries & Storage hare@suse.de +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 N=FCrnberg GF: Markus Rex, HRB 16746 (AG N=FCrnberg)