[CentOS-devel] Rebuild xorg
alain.portal at free.fr
Sun Dec 21 20:42:00 UTC 2008
Le dimanche 21 décembre 2008, William L. Maltby a écrit :
> > I did what you said, but it seems I didn't get the expected results:
> > Video adapter: VESA VGA
> > Mode: COLSxROWS:
> > 0 0F00 80x25
> > 1 0F01 80x50
> > 2 0F02 80x43
> > 3 0F03 80x28
> > 4 0F05 80x30
> > 5 0F06 80x34
> > 6 0F07 80x60
> Those are good. But now that I see them I remember that they are for
> virtual consoles. I don't recall that they would affect the
> system-config-display actions.
> Regardless, you can pick one at boot time if "vga=ask" (without the
> quotes) and you'll see different character sizes. If you code "vga=xxx",
> where the "xxx" is one of those codes, they must be converted to decimal
> One of those links I posted later has a link to how to do that.
> But, as I mentioned, I now don't think this will affect the X setup.
No, it don't affect.
> > So, no graphic mode as I could find by googling
> > http://tldp.org/HOWTO/Framebuffer-HOWTO-5.html
> This link only has effect if you're using framebuffer. That's (IIRC)
> optional - I have it on my 4.x system, but I set it up a long time ago
> and would have to research to recall the details. It gave a nice speed
I found several links:
Unfortunately, I can't find the dot clock for the driver as I can't find the
video controller model "ATI Technologies Inc M71 [Mobility Radeon X2100]" on
the ATI website :-(
> Anyway, it's not mandatory. If you want to use it, more setup steps are
> needed. I would skip it now and continue what you're doing - get a basic
> acceptable setup running.
> > If I use, as an example, vga=0x307, when I startx, I can see saying 4
> > desktops
> As I mention above, I think the hexadecimal needs to be converted to
> decimal. It's been a _long_ time, but I _think_ 0x307 = 775 decimal. But
> I don't remember if that value is big-endian or little-endian. Big, I
Both notations, decimal and hexadecimal, are allowed.
> > on the width of the screen and height of these desktop are only 1/10
> > height on the screen, at the top of it
> > So, 9/10 of the screen is black.
> > Regards,
> > Alain
> I saw that another posted some parameters to try with
> system-config-display. I'm going to peek at that and see what else I
> might offer.
> I might save my configs and play with system-config-display a bit and
> see if any clues pop up.
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