Re: Issues with i915drmkms on AMD64

[David Mackay <davidm.jx8p%gmail.com@localhost>]

Hello Gregoire,

Thanks for letting me know about your experience.

Having updated to the latest CVS sources and built a DRMKMS kernel
from those, I have begun experiencing the same issue as you.

Thanks,
David

On Fri, Jul 18, 2014 at 3:04 PM, Grégoire Sutre 
<gregoire.sutre%labri.fr@localhost> wrote:
> Hi David,
>
> Around two weeks ago, I had the same problem as yours, with
> similar hardware.  But enabling genfb allowed me to preserve
> the console at least until the kernel panic'd before running
> init.
>
> I tried a brand new DRMKMS kernel today, and the situation has
> improved.  The console works again (with no need to enable
> genfb).  I still get the same panic at the end of the boot,
> though.
>
> Here are some key messages from the dmesg (I don't have it in
> full, I copied those by hand).
>
> The kernel was booted with -xv.
>
> i915drmkms0 at pci0 dev 2 function ...
> pci_mem_find: void region
> pci_mem_find: void region
> i915drmkms0: map 5 failed
> DRM debug in drm_minor_register:
> (several times)
> DRM debug in i915_dump_device_info: gen=5, ...
> pci_mem_find: void region
> (several times)
> DRM error in i915_driver_load: failed to map registers
> i915drmkms0: unable to attach drm: 5
>
> ...
>
> init: copying out path `/sbin/init' ...
> panic: cnopen: no console device
>
> Best,
>
> Grégoire