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SubjectRe: [PATCH] ARM: zynq: Add OCM driver
On Tue, 2014-03-11 at 02:31PM -0700, Olof Johansson wrote:
> Hi Michal,
>
> Sorry for the late review, I didn't notice the driver when it was
> posted and I only saw it now with the pull request. Comments below.
>
>
> On Mon, Jan 6, 2014 at 7:36 AM, Michal Simek <michal.simek@xilinx.com> wrote:
> > The driver provide memory allocator which can
> > be used by others drivers to allocate memory inside OCM.
> > All location for 64kB blocks are supported
> > and driver is trying to allocate the largest continuous
> > block of memory.
>
> I don't think you explain what OCM is anywhere, what is it? Since
> you're reusing the generic SRAM driver I'm suspecting it's related?

It stands for 'On-Chip Memory'. For Zynq that is a RAM consisting of
four 64k chunks that can be individually mapped to a high or low address.

Sören


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