[time-nuts] FreeBSD, NetBSD, or Minix-III?
Lux, James P
james.p.lux at jpl.nasa.gov
Sun May 17 03:06:33 UTC 2009
On 5/16/09 4:32 PM, "Chuck Harris" <cfharris at erols.com> wrote:
> Lux, James P wrote:
>>> I don't believe that will be happening in a message passing microkernel
>>> (like minix) anytime soon... unless you build all of the timekeeping
>>> software into the kernel, and then you are in the process of becoming
>>> a monolithic kernel ;-)
>> Or, do what I'm doing for a software radio that uses RTEMS, do the critical
>> timing stuff in hardware, and the software just manages the hardware.
> That's fine, as long as the critical timing stuff never has to
> pass into code space. If it does, then you are stuck with the
> OS's latency issues.
That's the whole design requirement.. Thou shalt not touch the data with
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