Elimination of cpu_l2cache_* functions

[Mark Tinguely]

On 2/7/2011 3:38 PM, Mark Tinguely wrote

<deletions>

> If I remember correctly, I played with this idea at one time, but 
> threw it away.
>
> --Mark.

Oops, it is still my main ARMv5 implementation:

http://www.tinguelys.info/mark/freebsd/busdma_machdepV5.c

There are a few undocumented deviations in this file:

  allocated buffers are not uncached.
  allocated buffers are cache aligned.
  does not sync post reads. there is a define to re-enable this feature.

--Mark