About xinerama support of x.org with ATI IGP 340M

Alex Deucher alexdeucher at gmail.com
Fri Dec 16 13:48:14 PST 2005 

On 12/16/05, Eddie Cao <eddie.cao at gmail.com> wrote:
> Hi,
>
> Great thanks for all the replies. I tried it again. It seems that this
> is the problem:
>
>         < (**) RADEON(0): Option "MonitorLayout" "lvds, crt"
>         561,564d559
>         < (WW) RADEON(0): Invalid Monitor type specified for 2nd port
>         < (**) RADEON(0): MonitorLayout Option:
>         <       Monitor1--Type lvds, Monitor2--Type crt
>
> The primary monitor should the internal LCD built in the laptop, and
> the second monitor should an external 19' LCD connected to a VGA port.
> Should I change it a little bit?
>
> If you need the full log and other information, I'ved listed it here:
> http://www.cs.ucr.edu/~ycao/log.txt
>
> Thank you so much for all your help.

try removing the space after the comma:
Option "Monitorlayout" "LVDS,CRT"

Alex

>
> Regards
>
> Eddie
>
> On 12/16/05, Alex Deucher <alexdeucher at gmail.com> wrote:
> > On 12/15/05, Eddie Cao <eddie.cao at gmail.com> wrote:
> > > Hi,
> > >
> > > I tried the fix, but without luck. The error message is the same, that it
> > > cannot detect the second monitor. Is it because of the faulty ATI driver
> > or
> > > something? Can we use XFree86's driver in X.org?
> >
> > They are the same driver.  the one in Xorg just has more features.
> > Can you post you full logs somewhere? one with the monitorlayout
> > option and one without?
> >
> > Thanks,
> >
> > Alex
> >
> > >
> > > Regards
> > >
> > > Eddie
> > >
> > >
> > > On 12/15/05, Paul Kaplan <pkaplan1 at comcast.net> wrote:
> > > > Not to rain on your parade...I tried this fix on xorg 6.9 cvs (~Aug this
> > > year)
> > > > on Mandriva with an ATI M7 7500 and could never get Xinerama to work.  I
> > > > stayed with 6.8.2.
> > > >
> > > > On Thursday 15 December 2005 01:12 am, Alex Deucher wrote:
> > > > > On 12/14/05, Eddie Cao <eddie.cao at gmail.com> wrote:
> > > > > > Hi all,
> > > > > >
> > > > > > I am a debian user. I recently bought a LCD display, which I
> > intended
> > > to
> > > > > > use as an external display for my laptop (HP NC4000 with IGP 340M).
> > > I've
> > > > > > read some articles about dual-head set-up on the web. The problem is
> > > that
> > > > > > it works flawlessly on XFree86 in debian testing, but not on X.org
> > in
> > > > > > debian testing. X.org complains that it "Failed to detect secondary
> > > > > > monitor, MergedFB/Clone mode disabled". Here is a part of the output
> > > of
> > > > > > diff between xorg.log and XFree86.log (diff Xorg.log.0
> > XFree86.log.0):
> > > > >
> > > > > Add this line to the device section of your config to force both
> > > displays
> > > > > on: option "monitorlayout" "lvds, crt"
> > > > >
> > > > > Alex
> > > > >
> > > > > > 23c534,536
> > > > > > < (II) RADEON(0): EDID data from the display on port 1
> > > > > > ----------------------
> > > > > > ---
> > > > > >
> > > > > > > (II) RADEON(0): Displays Detected: Monitor1--Type 2,
> > Monitor2--Type
> > > 1
> > > > > > >
> > > > > > > (II) RADEON(0): Monitor2 EDID data ---------------------------
> > > > > >
> > > > > > 59a573
> > > > > >
> > > > > > > (II) RADEON(0): End of Monitor2 EDID data --------------------
> > > > > >
> > > > > > 61,74c575,918
> > > > > > < (II) RADEON(0): Primary:
> > > > > > <  Monitor   -- CRT
> > > > > > <  Connector -- VGA
> > > > > > <  DAC Type  -- Primary
> > > > > > <  TMDS Type -- NONE
> > > > > > <  DDC Type  -- VGA_DDC
> > > > > > < (II) RADEON(0): Secondary:
> > > > > > <  Monitor   -- NONE
> > > > > > <  Connector -- Proprietary
> > > > > > <  DAC Type  -- TVDAC/ExtDAC
> > > > > > <  TMDS Type -- NONE
> > > > > > <  DDC Type  -- NONE
> > > > > > < (II) RADEON(0): PLL parameters: rf=2700 rd=60 min=12000 max=35000;
> > > > > > xclk=13300
> > > > > > < (WW) RADEON(0): Failed to detect secondary monitor, MergedFB/Clone
> > > mode
> > > > > > disabled
> > > > > > ---
> > > > > >
> > > > > > > (II) RADEON(0): Primary Display == Type 2
> > > > > > > (II) RADEON(0): Panel ID string: 1024x768
> > > > > > > (II) RADEON(0): Panel Size from BIOS: 1024x768
> > > > > > > (II) RADEON(0): BIOS provided dividers will be used.
> > > > > > > (==) RADEON(0): Using gamma correction (1.0, 1.0, 1.0)
> > > > > > > (II) RADEON(0): Validating modes on Primary head ---------
> > > > > > > (II) RADEON(0): Total number of valid DDC mode(s) found: 0
> > > > > > > (II) RADEON(0): Valid mode using on-chip RMX: 1024x768
> > > > > > > (II) RADEON(0): Total number of valid FP mode(s) found: 1
> > > > > > > (--) RADEON(0): Virtual size is 1024x768 (pitch 1024)
> > > > > > > (**) RADEON(0): *Mode "1024x768": 65.0 MHz (scaled from 0.0 MHz),
> > > 48.4
> > > > > >
> > > > > > kHz, 60.0 Hz
> > > > > >
> > > > > > > (II) RADEON(0): Modeline "1024x768"   65.00  1024 1040 1176 1344
> > > 768
> > > > > > > 770
> > > > > >
> > > > > > 776 806
> > > > > >
> > > > > > > (**) RADEON(0):  Default mode "640x350": 65.0 MHz (scaled from 0.0
> > > > > > > MHz),
> > > > > >
> > > > > > 48.4 kHz, 60.0 Hz
> > > > > >
> > > > > > > (II) RADEON(0): Modeline "640x350"   65.00  640 1040 1176 1344
> > 350
> > > 770
> > > > > >
> > > > > > 776 806
> > > > > >
> > > > > > > (**) RADEON(0):  Default mode "640x400": 65.0 MHz (scaled from 0.0
> > > > > > > MHz),
> > > > > >
> > > > > > 48.4 kHz, 60.0 Hz
> > > > > >
> > > > > > > (II) RADEON(0): Modeline "640x400"   65.00  640 1040 1176 1344
> > 400
> > > 770
> > > > > >
> > > > > > 776 806
> > > > > >
> > > > > > > (**) RADEON(0):  Default mode "720x400": 65.0 MHz (scaled from 0.0
> > > > > > > MHz),
> > > > > >
> > > > > > 48.4 kHz, 60.0 Hz
> > > > > >
> > > > > > > (II) RADEON(0): Modeline "720x400"   65.00  720 1040 1176 1344
> > 400
> > > 770
> > > > > >
> > > > > > 776 806
> > > > > >
> > > > > > > (**) RADEON(0):  Default mode "640x480": 65.0 MHz (scaled from 0.0
> > > > > > > MHz),
> > > > > >
> > > > > > 48.4 kHz, 60.0 Hz
> > > > > >
> > > > > > > (II) RADEON(0): Modeline "640x480"   65.00  640 1040 1176 1344
> > 480
> > > 770
> > > > > >
> > > > > > 776 806
> > > > > >
> > > > > > > (**) RADEON(0):  Default mode "800x600": 65.0 MHz (scaled from 0.0
> > > > > > > MHz),
> > > > > >
> > > > > > 48.4 kHz, 60.0 Hz
> > > > > >
> > > > > > > (II) RADEON(0): Modeline "800x600"   65.00  800 1040 1176 1344
> > 600
> > > 770
> > > > > >
> > > > > > 776 806
> > > > > >
> > > > > > > (**) RADEON(0):  Default mode "832x624": 65.0 MHz (scaled from 0.0
> > > > > > > MHz),
> > > > > >
> > > > > > 48.4 kHz, 60.0 Hz
> > > > > >
> > > > > > > (II) RADEON(0): Modeline "832x624"   65.00  832 1040 1176 1344
> > 624
> > > 770
> > > > > >
> > > > > > 776 806
> > > > > >
> > > > > > > (==) RADEON(0): DPI set to (75, 75)
> > > > > >
> > > > > > Thanks
> > > > > >
> > > > > > Eddie
> > > > > >

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