Binary package “longrun” in ubuntu xenial

Transmeta Crusoe LongRun control utility

 The longrun utility is used to query and control the LongRun settings of
 Transmeta Crusoe processors. It can set the performance level, and set the
 CPU speed window.
 .
 This utility only works on with the Transmeta Crusoe CPU, and
 requires the Linux CPUID and MSR device drivers.