How to make a memory region to be cache disabled ? Cpu is mpc82XX or mpc83XX.

[Vineeth]

You can disable the cache with the help of TLBs. See where it is creating
TLBs for the memory regions for that processor.

On Wed, Mar 14, 2012 at 8:07 AM, hellohello <hellohello008 at 163.com> wrote:

> How to make a memory region  to be cache disabled in linux?
> I'm porting mpc83XX from vxworks to linux. Now meet a question: Cpu use a
> memory region (GPCM mode of bus)  to access peripherals, we need this
> memory to be cache disabled.
> Linux Kernel is 2.6.25.
> Thanks very much for any hint!
>
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