On Thu, 16 Nov 2017, Jan Kiszka wrote: > Calibrate the TSC and, where necessary, the APIC timer against the > TMTIMER. We need our own implementation as neither the PIC nor the HPET > are available, and the standard calibration routines try to make use of > them.
Why is this needed at all? The host the frequency already. So this can be done w/o pmtimer and extra calibration routine. Thanks, tglx