[time-nuts] FreeBSD, NetBSD, or Minix-III?
Poul-Henning Kamp
phk at phk.freebsd.dk
Mon May 18 09:20:58 UTC 2009
In message <20090518081256.97F2BBCE6 at ip-64-139-1-69.sjc.megapath.net>, Hal Murr
ay writes:
>I was going to put the Unix clock in the FPGA. It's a pair of 32 bit words.
>The high word is seconds since some magic date/time. The low word is
>nano-seconds within this second.
Please, will you guys stop reinventing the octagonal wheel, and at least
look at the blueprint for the round wheel ?
http://phk.freebsd.dk/pubs/timecounter.pdf
If there is anything you don't understand or wants explained in that paper,
by all means ask!
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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