Broadcom BCM94306

[Benjamin Herrenschmidt]

> Anyway, since you seem to have ties inside IBM ;-), you might
> know why they do not even give a list of differences of the
> 970 implementation. I know from another source that the 970 does
> not have BATs, but supports large pages with a size of 16MB.

Yup, it's more/less a POWER4 in this regard (which is probably
as badly documented :)

I'll check out the status of public specs, I _think_ that there is
some doc in the process of beeing cleaned up & declassified for this
chip, but I'm not 100% sure at this point.

> Now the fact that the 970 does not support backwards-endian is a very
> good thing. From time to time (although it has been less frequent
> recently) somebody suggest on the list that Linux/PPC switches to the
> dark side of the endianness. The fact that some processors don't support
> it will be a killer argument.

Hehe, you know, there isn't much risk that we take such a patch in
the first place anyway :)

Ben.


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