cvs commit: src/sys/dev/ic via6522reg.h

Wilko Bulte wb at
Fri Dec 2 23:32:53 GMT 2005

On Fri, Dec 02, 2005 at 10:36:14PM +0000, Peter Grehan wrote..
> grehan      2005-12-02 22:36:14 UTC
>   FreeBSD src repository
>   Added files:
>     sys/dev/ic           via6522reg.h 
>   Log:
>   Register definitions for the ancient via6522. This 20+ year-old chip
>   still exists as a cell in the Macio asic on Apples, and is used to communicate
>   through the shift register with the external PMU microcontroller.

Ah... our famous Versatile Interface Adapter chip!  I'm more familiar
with the 682[01] but this one is nicer ;)

Wilko Bulte				wilko at

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