Hi,

If anyone happens to have a compaq prolinea with cirrus 5434 1mb graphics and a
compaq 472p monitor, the following modeline will run it at 800x600 16 bit colour
with the SVGA driver. ( it took me ages to get working at 800x600!)

modeline "800x600" 41.6 852 945 1082 1124 598 621 625 628

However, I have a question which maybe a XF86config guru can answer.

The figures above were calculated from the maximum allowed dot clock of 42.6,
which was displayed when X boots. However, the figure specified in the modeline
above is 41.6, which is the maximum value specified in the SVGA clocks message
line when X boots. What is the difference between the two figures?

When the 41.6 in the modeline is replaced with 42.6 it does not work, despite the
fact that 42.6 was used to calculate the values. Nor does it work if the figures
are recalculated using 41.6.

Any ideas anyone.

Thanks,

David


David Allen wrote:

> Thanks,
>
> I have already managed to get X running. However, using the SVGA driver, I can
> only get one screen resolution. Ctrl-Alt-+ does not work. Using the VGA
> driver, I can get two resolutions but they are both very low.
>
> I guess the question I was asking is the Cirrus GD5434 capable of 800x600? I
> am having my doubts.......
>
> Thanks,
>
> David
>
> Steven Griffiths wrote:
>
> > David Allen wrote:
> > > Hi,
> > >
> > > We have a number of Compaq 575's which would make ideal terminals. While
> > > they connect to the server OK, I cannot get the display higher than
> > > 600x480 and I was hoping for 16 bit 800x600. The graphics is built in
> > > and based on a cirrus CL-GD5434 with 1Meg Video ram.
> >
> > Have you tried Ctrl-Alt-+ for switching resolutions?  What happens when
> > you do?
> >
> > >
> > > Has anyone ever got one of these machines working or got any suggestions
> > > for the XF86Config file?
> >
> > You need to run Xconfigurator/XF86Setup/xf86config on the workstation.
> > Each of these appps requires certain libraries installed which don't
> > come by default with LTSP (except xf86config that is).  You may need to
> > get dirty with copying stuff around
> >
> > Below are the instructions I posted about generating an XF86Config file
> > manually on the workstation
> >
> > >
> > > Thanks in advance.
> > >
> > > David
> > >
> > >
> > > _____________________________________________________________________
> > > Ltsp-discuss mailing list.   To un-subscribe, or change prefs, goto:
> > >       https://lists.sourceforge.net/lists/listinfo/ltsp-discuss
> > > For additional LTSP help,   try #ltsp channel on irc.openprojects.net
> > >
> > >
> >
> > INSTRUCTIONS
> > ============
> > To get a working XF86Config, I figured I needed one of the X
> > configuration programs.
> >
> > I discounted Xconfigurator and XF86Setup as they needed tons of
> > additional libraries installed in ltsroot.  xf86config however relied
> > only on one or two which were already there.
> >
> > To get a binary of this program I downloaded the XFree86-3.3.6 rpm from
> > Redhat-6.2 and installed it on the server in a separate directory using
> > mkdir /home/steve/XFree86
> > rpm -ivh --relocate /=/home/steve/XFree86 --badreloc --nodeps
> > XFree86-3.3.6_20.i386.rpm
> >
> > Then I copied the xf86config binary and the Cards database into ltsroot
> > mkdir /tftproot/lts/ltsroot/usr/X11R6/bin
> > cp /home/steve/XFree86/usr/X11R6/bin/xf86config
> > /tftproot/lts/ltsroot/usr/X11R6/bin
> > cp /home/steve/XFree86/usr/X11R6/lib/Cards
> > /tftproot/lts/ltsroot/usr/X11R6/lib
> >
> > Once this was done I could then boot the workstation into Runlevel 3 and
> > run the xf86config program from the shell:
> > /usr/X11R6/bin/xf86config
> >
> > Before running xf86config on the workstation make a symbolic link from
> > XF86_SVGA (or whatever X server you are using) to X. At the Server type:
> > cd /tftpboot/lts/ltsroot/ltsbin
> > ln -s XF86_SVGA ../usr/X11R6/bin/X
> >
> > This lets xf86config detect the video card properly.  When running
> > xf86config on the workstation, and it asks you if you want to make the
> > symbolic link to X, select No.
> > Note: remember to write the config file to /tmp as /tmp/XF86Config
> >
> > My next problem was how to take a copy of the generated XF86Config file
> > as the tmp directory is on a Ramdisk and will be wiped on a reboot.  My
> > solution was to export /home on the server by uncommenting the /home
> > line in /etc/exports and running exportfs -r
> >
> > Then from the workstation mounting the /home directory into /tmp/mnt
> > mkdir /tmp/mnt
> > mount -o nfsvers=2 192.168.0.254:/home /tmp/mnt
> >
> > Then I could copy the XF86Config back to the server, test the
> > configuration and update the lts.conf file to use the generated
> > XF86Config which worked brilliantly with a bit of tweaking.
>
> _____________________________________________________________________
> Ltsp-discuss mailing list.   To un-subscribe, or change prefs, goto:
>       https://lists.sourceforge.net/lists/listinfo/ltsp-discuss
> For additional LTSP help,   try #ltsp channel on irc.openprojects.net


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