HPET_SHIFT        315 arch/x86/kernel/hpet.c 	.shift		= HPET_SHIFT,
HPET_SHIFT        360 arch/x86/kernel/hpet.c 	clocksource_hpet.mult = div_sc(hpet_period, FSEC_PER_NSEC, HPET_SHIFT);