Cache Enabling

deepesh at deepesh at
Tue Nov 12 14:53:26 EST 2002

I had enabled the Data Cache. I forgot to mention that.


On Mon, 11 Nov 2002 deepesh at wrote:

> Dear All,
> I am using Power PC. The system which I am using takes 2 minutes more than
> usual for the software in the system to come up without cache
> enabling. These 2 minutes are really crucial.
> But there are problems when I enabled cache. The devices which I am using
> are mmapped. I do not want cache to be enabled for the memory mapped
> devices. When cache is enabled, none of the mmapped devices work in the
> usual way. How do I selectively disable the cache for the mmapped devices?
> Thank you,
> Deepesh


R&D Engineer,
Tejas Networks

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