[Bug 1795] Add rtems_bsp_delay to sparc bsp's

[bugzilla-daemon at rtems.org]

https://www.rtems.org/bugzilla/show_bug.cgi?id=1795

--- Comment #7 from Joel Sherrill <joel.sherrill at oarcorp.com> 2011-05-20 10:03:36 CDT ---
(In reply to comment #6)
> I do have one comment. These implementations of rtems_bsp_delay rely on the
> presence and initialization of the clock driver. In general, rtems_bsp_delay
> implements an approximate loop that spins for a certain amount of time,
> irrespective of any timers or drivers.

That's true.  But on these BSPs, this is the best way to do it.  We need to
look at initializing the counter/timer all the time but not enabling the
interrupt.   

Jennifer, file another PR about that so we can let Jiri Gaisler comment.

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