[coreboot] v2 resource allocator strangeness

ron minnich rminnich at gmail.com
Fri Mar 20 01:54:40 CET 2009

On Thu, Mar 19, 2009 at 5:14 PM, Carl-Daniel Hailfinger
<c-d.hailfinger.devel.2006 at gmx.net> wrote:

> The pattern looks like this:
> If there is no I/O, Mem or PrefMem behind a given bridge, the base for
> the given resource will be set to 0xffffffff (subject to truncation for
> always-zero bits), the limit will be set to 0x00000000. The upper 32
> bits of memory resources are always being set to 0.
> Is that behaviour suggested/mandated by the PCI standard? I have access
> to printed copies of that standard, so I can look it up if I know where
> to look.

More information about the coreboot mailing list