meminfo: add memory details for armv8

Upcoming patches are mapping memory with RO, RW^X etc permsissions.
Fix the meminfo command to display them properly

Acked-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Caleb Connolly <caleb.connolly@linaro.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
3 files changed