Re: kern/49254: drmkms on pineview (intel)

[Nicolas Joly <njoly%pasteur.fr@localhost>]

On Sat, Oct 04, 2014 at 12:55:00PM +0000, Patrick Welche wrote:
> >Number:         49254
> >Category:       kern
> >Synopsis:       drmkms on pineview (intel)
> >Confidential:   no
> >Severity:       non-critical
> >Priority:       medium
> >Responsible:    kern-bug-people
> >State:          open
> >Class:          sw-bug
> >Submitter-Id:   net
> >Arrival-Date:   Sat Oct 04 12:55:00 +0000 2014
> >Originator:     Patrick Welche
> >Release:        NetBSD 7.99.1
> >Organization:
> >Environment:
> NetBSD-7.99.1/amd64
> >Description:
> Trying out drmkms intel on a "desktop"
> 
> cpu0: "Intel(R) Atom(TM) CPU D525   @ 1.80GHz"
> Vendor Name: Intel (0x8086)
> Device Name: Pineview Integrated Graphics Device (0xa001)
> 
> which has a VGA and a DVI socket. The DVI socket is connected to a
> monitor detected by another ivy bridge desktop as doing
> 
> intelfb0: framebuffer at 0xffff80008a8a1000, size 1680x1050, depth 32, stride 6720
> 
> but when connected to the pineview, only manages
> 
> intelfb0: framebuffer at 0xffff800024b7b000, size 1024x768, depth 32, stride 4096
> 
> xdm does work and terminal switching works.

I do see a similar problem on a DELL Optioplex 780, even without
DRMKMS. Where X previously worked just fine in 1680x1050 mode, it now
only start with 1024x768 resolution.

NetBSD 7.99.1 (LYNCHE) #0: Fri Oct  3 14:13:42 CEST 2014
        njoly%lynche.sis.pasteur.fr@localhost:/local/src/NetBSD/obj.amd64/sys/arch/amd64/compile/LYNCHE
[...]
agp0 at pchb0: G4X-family chipset
agp0: detected 32252k stolen memory
agp0: aperture at 0xe0000000, size 0x10000000
[...]
i915drm0 at vga0: Intel Q45/Q43
i915drm0: AGP at 0xe0000000 256MB
i915drm0: Initialized i915 1.6.0 20080730
Intel 82Q45 Integrated Graphics Device (miscellaneous display,revision 0x03) at pci0 dev 2 function 1 not configured
[...]

-- 
Nicolas Joly

Biology IT Center
Institut Pasteur, Paris.