Re: [Xen-devel] [PATCH v6 03/16] xen: arm: move dom0 gic and timer device tree nodes under /xen-core-devices/

[Julien Grall <julien.grall@xxxxxxxxxx>]

On 11/19/2013 01:00 PM, Ian Campbell wrote:
> Julien observed that we were relying on the provided host DTB supplying
> suitable #address-cells and #size-cells values to allow us to represent these
> addresses, which may not reliably be the case. Moving these under our own
> known (somewhat analogous to the use of /soc/ or /motherboard/ on some
> platforms) allows us to control these sizes.
> 
> Since the new node is created out of thin air it does not have a corresponding
> struct dt_device_node and therefore we cannot use dt_n_addr_cells or
> dt_n_size_cells, we can use hardcoded constants instead. For the same reason
> we define and use set_xen_range instead of dt_set_range.
> 
> The hypervisor, cpus and psci node all either defined #foo-cells for their
> children or do not contain reg properties and therefore can remain at the top
> level.
> 
> The logging in make_gic_node was inconsistent. Fix it.
> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Acked-by: Julien Grall <julien.grall@xxxxxxxxxx>

-- 
Julien Grall

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