From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57062) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dYUur-00037Y-Bu for qemu-devel@nongnu.org; Fri, 21 Jul 2017 06:12:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dYUuq-0001kn-I9 for qemu-devel@nongnu.org; Fri, 21 Jul 2017 06:12:13 -0400 Received: from mx1.redhat.com ([209.132.183.28]:42610) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dYUuq-0001k6-CH for qemu-devel@nongnu.org; Fri, 21 Jul 2017 06:12:12 -0400 Date: Fri, 21 Jul 2017 12:12:06 +0200 From: Igor Mammedov Message-ID: <20170721121206.63bcbffd@nial.brq.redhat.com> In-Reply-To: References: <1500629531-184026-1-git-send-email-imammedo@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH] pc: acpi: force FADT rev1 for old i440fx machine types List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Ladi Prosek Cc: qemu-devel , Programmingkid , "Michael S. Tsirkin" , Phil Dennis-Jordan On Fri, 21 Jul 2017 11:54:20 +0200 Ladi Prosek wrote: > On Fri, Jul 21, 2017 at 11:32 AM, Igor Mammedov wrote: > > w2k used to boot on QEMU until we bumped revision of FADT to rev3 > > (commit 77af8a2b hw/i386: Use Rev3 FADT (ACPI 2.0) instead of Rev1 to improve guest OS support.) > > > > Considering that w2k is ancient and long time EOLed, leave default > > rev3 but make pc-i440fx-2.9 and older machine types to force rev1 > > so old setups won't break (w2k could boot). > > > > Signed-off-by: Igor Mammedov > > --- > > CC: Programmingkid > > CC: Phil Dennis-Jordan > > CC: "Michael S. Tsirkin" > > > > Only compile test since I don't have w2k to test with > > Confirming that Windows 2000 boots with this patch and -machine pc-i440fx-2.9. Ladi, Could you to try find out reason why w2k doesn't boot? > > Tested-by: Ladi Prosek