well, the touchpad should always work... Anyway in my case it does not work even after the login. but works if I ctrl-alt-f7 to the first X session... Have you got the option SHMConfig on in xorg.conf??
-- Synaptics touchpad not enabled for second X display https://launchpad.net/bugs/68370 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs