a937c5078f
Microoptimize i8254 one-shot operation mode (disabled by default to allow timecounter functionality) by not writing to mode and MSB registers when it is not required. This saves several microseconds of CPU time per call, reducing minimal measured interrupts interval to 19.5us. |
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acpica | ||
bios | ||
cpufreq | ||
include | ||
isa | ||
pci | ||
x86 |