[U-Boot] [PATCH] vexpress64: fix various memory issues

Linus Walleij linus.walleij at linaro.org
Wed May 27 09:47:38 CEST 2015


On Mon, May 11, 2015 at 10:03 AM, Linus Walleij
<linus.walleij at linaro.org> wrote:

> The ARM Trusted Firmware or other security solutions are
> eating memory from the top of the physical SDRAM1 space,
> moving backward from 0xffffffff, currently occupying e.g.
> 0xfe000000-0xffffffff with Trusted Firmware.
>
> This solution to reserving memory for secure world is not
> optimal, so we need to think of how the secure world and
> earlier boot stages should communicate to U-Boot what
> memory they are eating up. For now let's just put 16MB
> aside.
>
> Also enable the memory test command and define start and
> end of the test range so we can check that we actually have
> all that memory available and working.
>
> Suggested-by: Axel Haslam <ahaslam at baylibre.com>
> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>

Ping on this.

Yours,
Linus Walleij


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