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Highlights:
* Simple model for underlying hardware.
* Hardware basis for timekeeping can be changed on the fly.
* Only one hardware clock responsible for TOD keeping.
* Provides a real nanotime() function.
* Time granularity: .232E-18 seconds.
* Frequency granularity: .238E-12 s/s
* Frequency adjustment is continuous in time.
* Less overhead for frequency adjustment.
* Improves xntpd performance.
Reviewed by: bde, bde, bde
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| .. | ||
| ic | ||
| atrtc.c | ||
| fd.c | ||
| fdc.h | ||
| fdreg.h | ||
| joy.c | ||
| kbdio.c | ||
| kbdio.h | ||
| kbdtables.h | ||
| ppc.c | ||
| ppcreg.h | ||
| rtc.h | ||
| sio.c | ||
| sioreg.h | ||
| syscons.c | ||
| syscons.h | ||
| timerreg.h | ||