Xorg - how to disable some video modes?

[Dinesh Nair]

On 01/19/06 22:11 Alejandro Pulver said the following:
> Then X will start in the higher resolution it can find in "Modes", to
> solve this you can put in .xinitrc the following command (which will
> change the resolution after X starts):
> 
> xrandr -s 1024x768

% xrandr
Xlib:  extension "RANDR" missing on display ":0.0".

however, /var/log/Xorg.0.log says,

[..snipped..]
(WW) RADEON(0): Direct rendering not yet supported on Radeon 9500 and newer 
cards
(II) RADEON(0): Memory manager initialized to (0,0) (1408,8191)
(II) RADEON(0): Reserved area from (0,1050) to (1408,1052)
(II) RADEON(0): Largest offscreen area available: 1408 x 7139
(II) RADEON(0): Render acceleration unsupported on Radeon 9500/9700 and newer.
(II) RADEON(0): Render acceleration disabled
(II) RADEON(0): Using XFree86 Acceleration Architecture (XAA)
	Screen to screen bit blits
	Solid filled rectangles
	8x8 mono pattern filled rectangles
	Indirect CPU to Screen color expansion
	Solid Lines
	Scanline Image Writes
	Offscreen Pixmaps
	Setting up tile and stipple cache:
		32 128x128 slots
		32 256x256 slots
		16 512x512 slots
(II) RADEON(0): Acceleration enabled
(==) RADEON(0): Backing store disabled
(==) RADEON(0): Silken mouse enabled
(II) RADEON(0): Using hardware cursor (scanline 1052)
(II) RADEON(0): Largest offscreen area available: 1408 x 7136
(**) Option "dpms"
(**) RADEON(0): DPMS enabled
(II) RADEON(0): Direct rendering disabled
(==) RandR enabled
[..snipped..]

-- 
Regards,                           /\_/\   "All dogs go to heaven."
dinesh at alphaque.com                (0 0)    http://www.alphaque.com/
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