On 21-06-18, 23:46, Timur Tabi wrote: > On 6/21/18 11:44 PM, Vinod wrote: > > So this make me think you should do 2 level support for ACPI, one ACPI > > support and one V2 support where we dont touch CONFIG register. That way > > both regions will work > > The ACPI system is a v2 system. If you want, I can just remove the read of > the CONFIG register. Okay, so in this case who configures v2. My guess here is that firmware hasn't locked access, default everyone can access per spec -- ~Vinod