Dear Scott McNutt,
In message <4ddbb29d.2050...@psyent.com> you wrote:
>
> Why must get_timer() be used to perform "meaningful time measurement?"
Excellent question! It was never intended to be used as such.
Also, neither udelay() nor get_timer() make any warranties about
accuracy or precision. If they are a few percent off, that's perfectly
fine. Even if they are 10% off this is not a big problem anywhere.
> If all of this is about time measurement, why not start with your dream
> time measurement API, and go from there? And make it an optional
> feature.
D'acore.
> If the existing API, that has been used successfully for years,
> primarily as a mechanism for detecting a time-out, has issues,
> then let's resolve _those_ issues and avoid the "car-boat" ... the
> vehicle that floats like a car and handles like a boat. ;-)
:-)
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
Sometimes a man will tell his bartender things he'll never tell his doctor.
-- Dr. Phillip Boyce, "The Menagerie" ("The Cage"),
stardate unknown.
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