[Openchrome-devel] KMS, TTM/GEM status
Natanael Copa
ncopa
Fri Jun 10 03:20:17 PDT 2011
On Fri, 10 Jun 2011 11:19:35 +0200
Natanael Copa <ncopa at alpinelinux.org> wrote:
> On Tue, 7 Jun 2011 16:02:12 +0100 (BST)
> James Simmons <jsimmons at infradead.org> wrote:
>
> Thanks alot for the work you are doing with VIA drivers!
>
> ...
> > DRM kernel branch, remember that KMS is off by default, for good
> > reason -
> >
> > git://anongit.freedesktop.org/~jsimmons/drm-openchrome
> >
> > For the xorg driver
> >
> > http://svn.openchrome.org/svn/branches/kms_branch
>
> ...
>
> > Check out both branches above and test them on your systems. I need
> > to make sure no regressions happened. Also test out the kms_branch
> > with the mainline VIA drm driver to make sure that works. Ideally I
> > like to push out the xorg driver first so when the openchrome DRM
> > kernel driver does go main line it will be ready to go.
>
> I am currently running the drm-openchrome kernel with kms_branch
> openchrome driver on Alpine Linux (with uclibc instead of glibc) on my
> HP 2133 mininote. lspci reports:
>
> 01:00.0 VGA compatible controller: VIA Technologies, Inc.
> CN896/VN896/P4M900 [Chrome 9 HC] (rev 01)
>
> So far everything seems to work smoothly.
Correction. It works when I have my xorg.conf (attatched) but without
xorg.conf it hangs. I attached the Xorg log.
And when switching to text mode (ctrl-alt f1) the kernel disables IRQ
#16.
[ 33.426023] wlan0: no IPv6 routers present
[ 317.720452] irq 16: nobody cared (try booting with the "irqpoll"
option) [ 317.720465] Pid: 1875, comm: X Not tainted 2.6.39-rc6+ #2
[ 317.720471] Call Trace:
[ 317.720488] [<c10484ca>] __report_bad_irq.clone.6+0x2f/0x87
[ 317.720497] [<c104866f>] note_interrupt+0x115/0x176
[ 317.720531] [<f83d3068>] ? tg3_interrupt+0x32/0x11d [tg3]
[ 317.720544] [<c104773a>] handle_irq_event_percpu+0xfe/0x114
[ 317.720553] [<c1048b59>] ? handle_simple_irq+0x3f/0x3f
[ 317.720563] [<c104776c>] handle_irq_event+0x1c/0x28
[ 317.720571] [<c1048bb2>] handle_fasteoi_irq+0x59/0x6f
[ 317.720576] <IRQ> [<c1003005>] ? do_IRQ+0x34/0x87
[ 317.720596] [<c11d30a9>] ? common_interrupt+0x29/0x30
[ 317.720603] handlers:
[ 317.720606] [<f83d3036>] (tg3_interrupt+0x0/0x11d [tg3])
[ 317.720621] Disabling IRQ #16
That might ofcourse be an issue with then NIC driver.
-nc
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