Re: [Qemu-devel] Commit 77af8a2b95b79699de650965d5228772743efe84 breaks Windows 2000 support

[Programmingkid]

> On Jul 20, 2017, at 3:29 PM, Phil Dennis-Jordan <address@hidden> wrote:
> 
> On Thu, Jul 20, 2017 at 6:40 PM, Programmingkid
> <address@hidden> wrote:
>> I noticed that Windows 2000 does not boot up in QEMU recently. After 
>> bisecting the issue I found the offending commit:
> 
> Ouch. I reckon we have 2 options for fixing this:
> 
> 1. Export two FADTs, one ACPI 1.0, one ACPI 2.0. The latter would need
> to be pointed to by an XSDT, which Qemu currently doesn't implement at
> all as far as I'm aware. Any ideas on how SeaBIOS or OVMF would handle
> this? Any likely other OS regressions?
> 
> 2. Select FADT version with an option. This one is definitely safe,
> but adds yet another option.
> 
> Thoughts?

Option 1 sounds good to me.