emulate a Xorg configuration of GNU/Linux (Fedora 21) on FreeBSD

Mon Jan 5 18:24:07 UTC 2015

>
> -----Original Message-----
> From: Polytropon <freebsd at edvax.de>

Hi Polytropon ,

> To: Xavier Freebsd Questio <xavierfreebsdquestio at aim.com>
> Cc: Xavier Freebsd Questio via freebsd-questions
<freebsd-questions at freebsd.org>
> Sent: Mon, Jan 5, 2015 3:02 pm
> Subject: Re: emulate a Xorg configuration of GNU/Linux (Fedora 21) on
FreeBSD
>
>
> On Sun, 4 Jan 2015 14:22:12 -0500, Xavier Freebsd Questio via
freebsd-questions
> wrote:
> > On Sun, Jan 04, 2015 at 07:07:16PM +0100, Polytropon wrote:
> > > What GPU driver does X use on the Linux system?
> > >
> >
> > See Xorg log of GNU/Linux: http://pastebin.com/85Xym8Vs
>
> This seems to be /var/log/messages, not /var/log/Xorg.0.log.
>
> Within the line noise, I think I found something:
>
> 	(II) LoadModule: "vesa"
> 	(II) Loading /usr/lib/xorg/modules/drivers/vesa_drv.so
>
> So this also uses VESA?

No idea.

>
> But the device detection seem to work:
>
> 	(II) modesetting(0): EDID for output LVDS-0
> 	(II) modesetting(0): Manufacturer: IVO  Model: 3f4  Serial#: 0
>
> It lists several supported modes, but they somehow don't
> really look like what one would associate with a modern
> flat panel TV set...
>
> Note this:
>
> 	(II) modesetting(0): Output VGA-0 connected
> 	(II) modesetting(0): Output LVDS-0 connected
> 	(II) modesetting(0): Output DVI-0 disconnected
> 	(II) modesetting(0): Output DisplayPort-0 disconnected
>
> One probably is the internal display, the other one is
> the TV. Both are claimed to be initialized at 800x600,
> which sounds strange...
>
> But DRI and GLX seem to be supported. Funny...
>
> 	(II) modesetting(0): EDID vendor "IVO", prod id 1012
> 	(II) modesetting(0): Printing DDC gathered Modelines:
> 	(II) modesetting(0): Modeline "1024x600"x0.0   [...]
> 	(II) modesetting(0): Allocate new frame buffer 1024x768 stride
>
> It's quite hard to see the "normal run" of X.org messages
> in this file, it seems to represent more than one session.
>
> Does this file mean that Linux is successful by using the
> VESA driver for that card and TV combination?
>

No idea.

>
>
> > > So your GPU wasn't properly detected. Are you sure it
> > > is supported?
> > >
> >
> > In FreeBSD I don't know. I ask for it here.
>
> It's basically about the availability of a X.org driver.
> Maybe a kernel module is also involved.
>

OK.

>
>
> > http://pastebin.com/ZBqSx4Sn
>
> That is the relevant entry:
>
> vgapci0 at pci0:0:2:0:     class=0x030000 card=0x09331025
chip=0x0f318086 rev=0x0e
> hdr=0x00
>     vendor     = 'Intel Corporation'
>     device     = 'ValleyView Gen7'
>     class      = display
>     subclass   = VGA
>
> Doesn't say much... I'm not sure which of the available
> Intel driver supports a "ValleyView Gen7". Supported
> cards (or chipsets) are usually listed in the manpage
> after you've installed the driver ...
>
>
>
> > http://pastebin.com/uC4ZqNyh
>
> ... which you have:
>
> root at acer-jan:~ # pkg info | grep xf86-video-intel
> xf86-video-intel-2.21.15_6     Driver for Intel integrated graphics
chipsets
>
> By the way: There's no need to paste two lines of text
> to pastebin. Not everyone likes to utilize a web browser
> when reading or answering e-mails, especially because
> this often is a privacy concern.
>

OK.

>
>
> > The load driver: http://pastebin.com/aKuxRbkg
>
> Relevant lines:
>
> [    73.161] (II) LoadModule: "intel"
> [    73.167] (II) Loading
/usr/local/lib/xorg/modules/drivers/intel_drv.so
> [    73.183] (II) Module intel: vendor="X.Org Foundation"
> [    73.183]    compiled for 1.14.7, module version = 2.21.15
> [    73.183]    Module class: X.Org Video Driver
> [    73.183]    ABI class: X.Org Video Driver, version 14.1
> 	[...]
> [    73.186] (II) intel: Driver for Intel(R) Integrated Graphics
Chipsets:
>         i810, i810-dc100, i810e, i815, i830M, 845G, 854, 852GM/855GM,
865G,
>         915G, E7221 (i915), 915GM, 945G, 945GM, 945GME, Pineview GM,
>         Pineview G, 965G, G35, 965Q, 946GZ, 965GM, 965GME/GLE, G33,
Q35, Q33,
>         GM45, 4 Series, G45/G43, Q45/Q43, G41, B43, HD Graphics,
>         HD Graphics 2000, HD Graphics 3000, HD Graphics 2500,
>         HD Graphics 4000, HD Graphics P4000, HD Graphics 4600,
>         HD Graphics 5000, HD Graphics P4600/P4700, Iris(TM) Graphics
5100,
>         HD Graphics 4400, HD Graphics 4200, Iris(TM) Pro Graphics 5200
>
> I don't see your particular card listed here, except of
> course "ValleyView Gen7" is one of them.
>
> Interestingly, VESA is _also_ loaded. Why is that?

No idea.

>
> For comparison, I have a nVidia card, and the nVidia
> driver is loded. It's the only driver which is loaded.
> It it possible that there are two distinct graphic
> subparts in that laptop?
>

No idea.

>
>
> > More ideas ? Thanks.
>
> What's the output of the "xrandr" command (without
> any options)?
>
>

Without HDMI cable connected:

xxavi at acer-jan:~ % xrandr
xrandr: Failed to get size of gamma for output default
Screen 0: minimum 1366 x 768, current 1368 x 768, maximum 1368 x 768
default connected 1368x768+0+0 0mm x 0mm
   1366x768       0.00
   1368x768       0.00*
xxavi at acer-jan:~ %

Thanks, see you !