Re: [coreboot] [patch] ck804 mmconf

[Jonathan A. Kollasch]

On Mon, May 23, 2011 at 10:56:29AM +0000, Jonathan A. Kollasch wrote:
> On Mon, May 23, 2011 at 03:01:16AM -0700, Eric W. Biederman wrote:
> > Do writes to extended pci config space actually work for you.  A
> > coworker hacked something like this together a while ago for one of the
> > boards we support and there is a bug where I can read extended pcie
> > config space but not write to it.  Except for a bit of trivial looking
> > I haven't had a chance to dig into that problem.
>
> I'll check.

Appears to work.  A read/zero/restore operation on the PCI CSR shadow
at 0x404 in the 88E8052 on this board responds as expected.

(This is under coreboot with posted memory for the mmconf window.)

Jonathan Kollasch