As you said, the issue seems to only happen on some old MacBook. There are changes in firmware of intenal trackpad in new MacBook. And the new firmware doesn't apply to the old one.
You may be right. We will investigate to check whether the trackpad may be set to the easy mouse mode after Chinese Holiday, insteaed of some advanced vendor-specific mode. Thanks, Strony Frank van der Linden : > I just saw CR 6477019 on this. I should have looked for that straight > away of course.. > > Anyway, that CR has been marked 'incomplete', with the reason that > vendor-specific information is need to see the format of the packets, > since report id 5 packets are being sent. > > However, given that the NetBSD USB mouse driver has no specific code for > this device and works, I'll think I'll poke this CR back into action. I > think there's something that the Solaris USB code does to make the > device use the internal format. Probably something at initialization. > > - Frank > _______________________________________________ > driver-usb mailing list > driver-usb at opensolaris.org > http://mail.opensolaris.org/mailman/listinfo/driver-usb >