Re: 2.6.20 PCI Cannot allocate resource region 2

From: Greg KH
Date: Tue Feb 06 2007 - 01:25:40 EST


On Mon, Feb 05, 2007 at 10:03:31PM -0700, Grant Grundler wrote:
> On Mon, Feb 05, 2007 at 09:55:28PM -0700, Grant Grundler wrote:
> ...
> > > Control: I/O- Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR+ <PERR+
> > > Latency: 0, Cache Line Size 0c
> > > BIST is running
> >
> > BIST is required to complete in 2 seconds. Either with success or failure.
> > I expect BIOS to have complained before launching grub/lilo.
>
> Gregkh,
> I just realized linux-pci bus scan should ignore devices (print a warning)
> which have BIST set. Want a patch for this?

Yes, that would be good.

> Slight risk some previously "working" device which violates the
> spec might get ignored...but I hope there aren't too many of those.

Odds are there are probably _way_ too many devices, but it can't hurt to
at least flag them as a broken card so that they can be fixed in the
future...

thanks,

greg k-h
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