Lenovo 3000 C200

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This wiki entry contains tips & tricks for enhancing the abilities of Lenovo 3000 C200 on Pardus.

Touchpad

Michael Austin reported[1] on our bugzilla that the touchpad device on this laptop keeps losing sync causing the system to freeze for a while. The following lines appears on dmesg output during the freeze:

psmouse.c: TouchPad at isa0060/serio4/input0 lost sync at byte 4
psmouse.c: TouchPad at isa0060/serio4/input0 lost sync at byte 1
psmouse.c: TouchPad at isa0060/serio4/input0 lost sync at byte 1
psmouse.c: TouchPad at isa0060/serio4/input0 lost sync at byte 1
psmouse.c: TouchPad at isa0060/serio4/input0 lost sync at byte 1

Based on Michael's experiences, booting with an additional kernel parameter i8042.noloop seems to fix the problem. You can easily add this parameter to your kernel command line using boot-manager. An alternative way is to manually edit /boot/grub/grub.conf and append the parameter to the current kernel's command line:

..
timeout 8
title Pardus 2008.1 Hyaena hyaena [2.6.25.20-113]
root (hd0,4)
kernel /boot/kernel-2.6.25.20-113 root=LABEL=PARDUS_ROOT vga=791 splash=silent quiet mudur=debug i8042.noloop
initrd /boot/initramfs-2.6.25.20-113

The solution above applies to Pardus 2008.x

References

[1]: http://bugs.pardus.org.tr/show_bug.cgi?id=7803

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