On Wednesday 02 April 2008, Daniel Pielmeier wrote:
> Mick schrieb:
> > # dmesg | grep uvesafb
> > Kernel command line: root=/dev/sda3
> > video=uvesafb:1024x768-32@64,ywrap,mtrr:4
> > splash=silent,fadein,theme:emergence quiet CONSOLE=/dev/tty1
> > uvesafb: ATI Technologies Inc., V380, 01.00, OEM: ATI RV380, VBE v2.0
> > uvesafb: protected mode interface info at c000:5884
> > uvesafb: pmi: set display start = c00c5918, set palette = c00c5964
> > uvesafb: pmi: ports = b010 b016 b054 b038 b03c b05c b000 b004 b0b0 b0b2
> > b0b4 uvesafb: no monitor limits have been set, default refresh rate will
> > be used uvesafb: VBE state buffer size cannot be determined (eax=0x0,
> > err=0) uvesafb: scrolling: ywrap using protected mode interface,
> > yres_virtual=1536 uvesafb: framebuffer at 0xd0000000, mapped to
> > 0xf8880000, using 6144k, total 16384k
>
> Looks okay, but i don't know much about ATI cards!

> Can you post the output of
> "cat /sys/devices/platform/uvesafb.0/vbe_modes"

This is what I get, there's no 1280x1024 available:
==========================================
320x200-8, 0x0182
320x200-15, 0x010d
320x200-16, 0x010e
320x200-24, 0x010f
320x200-32, 0x0120
320x240-8, 0x0192
320x240-15, 0x0193
320x240-16, 0x0194
320x240-24, 0x0195
320x240-32, 0x0196
400x300-8, 0x01a2
400x300-15, 0x01a3
400x300-16, 0x01a4
400x300-24, 0x01a5
400x300-32, 0x01a6
512x384-8, 0x01b2
512x384-15, 0x01b3
512x384-16, 0x01b4
512x384-24, 0x01b5
512x384-32, 0x01b6
640x350-8, 0x01c2
640x350-15, 0x01c3
640x350-16, 0x01c4
640x350-24, 0x01c5
640x350-32, 0x01c6
640x400-8, 0x0100
640x400-15, 0x0183
640x400-16, 0x0184
640x400-24, 0x0185
640x400-32, 0x0186
640x480-8, 0x0101
640x480-15, 0x0110
640x480-16, 0x0111
640x480-24, 0x0112
640x480-32, 0x0121
800x600-8, 0x0103
800x600-15, 0x0113
800x600-16, 0x0114
800x600-24, 0x0115
800x600-32, 0x0122
1024x768-8, 0x0105
1024x768-15, 0x0116
1024x768-16, 0x0117
1024x768-24, 0x0118
1024x768-32, 0x0123
==========================================

> > although the quality of the image is poor (it looks sort of pixelated)
>
> What do you mean by this? I will attach a grab of a 1024x768 framebuffer
> image with the livecd-2007.0 theme, which looks okay here!
>
> What about trying a higher frequency, i have 75Hz here! Or is your
> monitor not capable of this frequency?

What I mean is that when if fades in it creates artifacts on the screen (is 
this a matter of uvesafb not having acceleration?).  Also the background 
image when I press F2 is not clear.  It looks as if it is a smaller 
resolution stretched over a larger screen.
-- 
Regards,
Mick