[SeaBIOS] [RFC PATCH 0/2] Allow RedHat PCI bridges reserve more buses than necessary during init

[Gerd Hoffmann]

  Hi,

> Maybe we don't want to allocate IO at all,
> So value 0 would say do not allocate.
> 
> But we can disable IO by other means.

Indeed.  As IO is optional for pcie we don't need a qemu-specific
extension for that.

cheers,
  Gerd