Re: [Qemu-arm] [Qemu-devel] [PATCH v2 2/2] hw/arm: Add Arm Enterprise machine type

[Peter Maydell]

On 30 August 2018 at 09:31, Leif Lindholm <address@hidden> wrote:
> On Thu, Aug 30, 2018 at 03:07:29PM +0800, Hongbo Zhang wrote:
>> @Ard, @Leif, is there any possibility to remove all the DT nodes?
>> On real hardware, how does UEFI find the memory size and CPU number?
>
> Usually by asking some form of SCP/PMU.
> So until we have rock-solid multi-cpu-instance (making terms up here,
> there may be a proper name already?) support upstream, we need to take
> shortcuts.

I would expect that you'd want a "faked-on-the-QEMU end" SCP
communications endpoint to start with anyway. We have one of
those for vexpress, for instance.

thanks
-- PMM