Ubuntu 12.04 Precise Beta 2 (Linux sangheili 3.2.0-21-generic #34-Ubuntu SMP Fri Mar 30 04:25:35 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux), on a Sony VPCSA laptop. xinput reports the touchpad as a "ImPS/2 Generic Wheel Mouse".
Ubuntu 12.04 Precise Beta 2 (Linux sangheili 3.2.0-21-generic #34-Ubuntu SMP Fri Mar 30 04:25:35 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux), on a Sony VPCSA laptop. xinput reports the touchpad as a "ImPS/2 Generic Wheel Mouse".