On linux 7.2

1.Edit /etc/lilo.conf add vga=791, for example:

boot=/dev/hda
map=/boot/map
install=/boot/boot.b

vga=791

prompt
timeout=50
message=/boot/message
linear
default=linux
image=/boot/vmlinuz-2.4.2-2
                label=linux
                read-only
                root=/dev/hda5


2.Edit/etc/X11/XF86Config-4 as following:
 

 Section "Device"
                # no known options
                Identifier   "SiS 630"
        Driver       "sis"
        VendorName   "SiS 630"
        BoardName     "SiS 630"
        #BusID
EndSection

Section "Device"
                # no known options
                Identifier   "Linux Frame Buffer"
        Driver       "fbdev"
        VendorName   "SiS 630"
        BoardName     "SiS 630"
        #BusID
EndSection

 

Section "Screen"
                Identifier   "Screen0"
        Device       "Linux Frame Buffer"
        Monitor      "Monitor0"
                DefaultDepth     16
                Subsection "Display"
                Depth       16
                Modes       "1024x768" 
                EndSubsection
EndSection

3.Under “etc/X11” to key in “ln –sf ../../usr/X11R6/bin/XFree86 X” then press <Enter>.
4.Run lilo
5.Reboot