Subject: re: Hackathon6: OEA PowerPC Hackathon
To: Nick Hudson <firstname.lastname@example.org>
From: matthew green <email@example.com>
Date: 05/01/2007 02:40:15
On Monday 30 April 2007 04:07, Jason Thorpe wrote:
> On Apr 29, 2007, at 8:29 AM, Frank Wille wrote:
> > Tim Rightnour wrote:
> >> On 28-Apr-2007 Frank Wille wrote:
> >>> Yes, that would be helpful. I stopped my work on NetBSD/amigappc
> >>> some
> >>> weeks ago, because scanning the SCSI devices just returned empty
> >>> name-strings, for the devices found on the bus. No idea why.
> >> Do you have dmesg or examples of this happening?
> > No serial console at the moment, so I have to type the screen
> > output. But
> > the relevant part in my current development version looks like this:
> This, and the other messages about "fabricating" typically indicate
> that your bus_dma back-end is broken.
In my case (hp700) the problem was that a pmap_extract of a kernel stack va
was failing. I fixed it in pmap_bootstrap by pmap_kenter_pa'ing the kernel
we had exactly the same problem on sparc64 and MP kernels --
pmap_extract() didn't work for the kernel stack.