野宮です。
NeoMagic MagicMedia256AV というのは、Chipset が NM2200 なんですね。m(_ _)m
と、すると、Driverを SVGA とすることで、1024x480 で動作可能では？
山口さんに倣い、書いてみました。
--- xorg.conf ---
Section "ServerLayout"
Identifier "Anaconda Configured"
Screen 0 "Screen0" 0 0
InputDevice "Mouse0" "CorePointer"
InputDevice "Mouse9" "SendCoreEvents"
InputDevice "Keyboard0" "CoreKeyboard"
EndSection
Section "Files"
RgbPath "/usr/X11R6/lib/X11/rgb"
FontPath "/usr/X11R6/lib/X11/fonts/TrueType"
FontPath "unix/:7100"
FontPath "/usr/X11R6/lib/X11/fonts/japanese"
FontPath "/usr/X11R6/lib/X11/fonts/misc"
FontPath "/usr/X11R6/lib/X11/fonts/75dpi"
EndSection
Section "Module"
Load "GLcore"
Load "dbe"
Load "extmod"
Load "fbdevhw"
Load "pex5"
Load "dri"
Load "glx"
Load "type1"
Load "freetype"
EndSection
Section "InputDevice"
Identifier "Keyboard0"
Driver "keyboard"
Option "XkbRules" "xfree86"
Option "XkbModel" "pc101"
Option "XkbLayout" "us"
EndSection
Section "InputDevice"
Identifier "Mouse0"
Driver "mouse"
Option "Protocol" "PS/2"
Option "Device" "/dev/psaux"
Option "ZAxisMapping" "4 5"
Option "Emulate3Buttons" "yes"
EndSection
Section "InputDevice"
Identifier "Mouse9"
Driver "mouse"
Option "Protocol" "IMPS/2"
Option "Device" "/dev/input/mice"
Option "ZAxisMapping" "4 5"
Option "AlwaysCore"
EndSection
Section "Monitor"
Identifier "Monitor0"
VendorName "Monitor Vendor"
ModelName "Monitor Model"
# HorizSync 30.0-60.0
HorizSync 20-64
VertRefresh 50.0-70.0
Option "dpms"
# Modeline "1024x480" 65 1024 1032 1176 1344 480 491 492 525 -hsync -vsync
Modeline "1024x480" 65 1024 1032 1176 1344 480 491 493 525 -hsync -vsync
EndSection
Section "Device"
Option "externDisp"
Option "internDisp"
Option "override_validate_mode"
Identifier "NeoMagic MagicMedia 256AV (laptop/notebook)"
Driver "SVGA"
VendorName "NeoMagic MagicMedia 256AV (laptop/notebook)"
BoardName "NeoMagic MagicMedia 256AV (laptop/notebook)"
# New line
Chipset "NM2200"
VideoRam 2560
EndSection
Section "Screen"
Identifier "Screen0"
Device "NeoMagic"
Monitor "Monitor0"
# DefaultDepth 24
DefaultDepth 16
Subsection "Display"
# Depth 24
Depth 16
Modes "1024x480"
# Virtual 1024 768
# Viewport 0 0
EndSubsection
EndSection
Section "DRI"
Mode 0666
EndSection
---
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"Bill! You married with Computers.
Not with Me!"
"No..., with money."