How to make a memory region to be cache disabled ? Cpu is mpc82XX or mpc83XX.
vneethv at gmail.com
Wed Mar 14 15:34:15 EST 2012
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!
> Linuxppc-dev mailing list
> Linuxppc-dev at lists.ozlabs.org
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