On Sun, Nov 13, 2011 at 4:07 PM, Ming Lei <[email protected]> wrote:
> Could you give a use case about the usage of controlling the iommu from
> the A9?

E.g. before we boot the M3, we first configure its MMU (otherwise
every memory access it will do will fail).

> I understand that the M3 and DSP can do this too, :-)

AFAIK the M3 can't configure its own MMU, but even if it could, you
have a catch 22 here as it can't even access its very first
instruction without first having its MMU configured correctly to point
at it ;)
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