Re: [Qemu-devel] [PATCH] pc: acpi: force FADT rev1 for old i440fx machine types

[Igor Mammedov <imammedo@redhat.com>]

On Fri, 21 Jul 2017 11:54:20 +0200
Ladi Prosek <lprosek@redhat.com> wrote:

> On Fri, Jul 21, 2017 at 11:32 AM, Igor Mammedov <imammedo@redhat.com> 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 <imammedo@redhat.com>
> > ---
> > CC: Programmingkid <programmingkidx@gmail.com>
> > CC: Phil Dennis-Jordan <lists@philjordan.eu>
> > CC: "Michael S. Tsirkin" <mst@redhat.com>
> >
> > 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 <lprosek@redhat.com>