* James Neave (robo...@gmail.com) wrote:
> OK, here's my latest dmesg with amd_iommu_dump and debug with no quiet
> http://pastebin.com/JxEwvqRA

Yeah, that's what I expected:

[    0.724403] AMD-Vi:   DEV_ALIAS_RANGE                 devid: 08:00.0 flags: 
00 devid_to: 00:14.4
[    0.724439] AMD-Vi:   DEV_RANGE_END           devid: 08:1f.7

That basically says 08:00.0 - 08:1f.7 will show up as 00:14.4 (and
should all go into same iommu domain).

> I've just figured out a sequence of "echo DEV > PATH" commands to call
> for 14.4 gets me past the "claimed by pci-stub" error and gets me to
> the "failed to assign IRQ" error.
> I'm going to narrow down the required sequence and then post it.

Kind of afraid to ask, but does it include:

(assuming 1002 4384 is the pci to pci bridge)
echo 1002 4384 > /sys/bus/pci/drivers/pci-stub/new_id
echo 0000:00:14.4 > /sys/bus/pci/drivers/pci-stub/unbind

(this has the side effect of detaching the bridge from its domain)

thanks,
-chris
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