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

[Ladi Prosek]

On Fri, Jul 21, 2017 at 11:32 AM, Igor Mammedov <address@hidden> 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 <address@hidden>
> ---
> CC: Programmingkid <address@hidden>
> CC: Phil Dennis-Jordan <address@hidden>
> CC: "Michael S. Tsirkin" <address@hidden>
>
> 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.

Tested-by: Ladi Prosek <address@hidden>