[coreboot] Re: AMD IMC open source firmware replacement

[Felix Held]

Hi!
> > " To check if IMC is active check if PCI 0:14.3 0x40 bit7 set. " what 
> > command do I need to use to check this? sudo setpci -s 14.3 40.b 
> > Despite command name, it will print the value.
>
> and got 0x04 value. So bit7 is not set --> means IMC is disabled... 
> Please tell, what could be a theoretical benefit for someone building 
> their coreboot for G505S with IMC blob included?

I only know one board where the IMC is used for fan control 
(gizmosphere/gizmo2). All other boards I've looked at used the superIO 
chip for fan control. Haven't looked into the details, but I'd say that 
for those other boards you likely won't lose any functionality without 
the IMC blob.

Regards
Felix