Hello Will,
On 23/10/2018 20:28, Will wrote:
Hi,
I'm currently doing some evaluations for an ARMv8 BSP which would
necessarily include a GIC that implements the GICv3 spec[1]. I see
that there is a shared GIC driver for ARM that seems to implement the
ARM GICv1 spec based on the BSPs in which it is used.
Is anyone aware of whether the shared ARM GIC driver can also drive
GICv2 implementations and thus possibly drive GICv3 implementations in
legacy mode (see section 1.3.6 of the spec) with minor
alterations/restrictions?
I suspect that this is the case since GICv2 appears to be purely
extensions to GICv1, but it would be nice to have confirmation from
someone better versed in the implementation.
the Cortex-A7 MPCore equipped on the i.MX 7D uses a GIC v2.0. So, GICv2
is supported.
--
Sebastian Huber, embedded brains GmbH
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