Thread (30 messages) 30 messages, 2 authors, 2015-01-19
STALE4160d REVIEWED: 1 (0M)

[PATCH v7 15/20] arm/arm64: KVM: add virtual GICv3 distributor emulation

From: Christoffer Dall <hidden>
Date: 2015-01-15 12:21:45

On Wed, Jan 14, 2015 at 04:31:19PM +0000, Andre Przywara wrote:
With everything separated and prepared, we implement a model of a
GICv3 distributor and redistributors by using the existing framework
to provide handler functions for each register group.

Currently we limit the emulation to a model enforcing a single
security state, with SRE==1 (forcing system register access) and
ARE==1 (allowing more than 8 VCPUs).

We share some of the functions provided for GICv2 emulation, but take
the different ways of addressing (v)CPUs into account.
Save and restore is currently not implemented.

Similar to the split-off of the GICv2 specific code, the new emulation
code goes into a new file (vgic-v3-emul.c).

Signed-off-by: Andre Przywara <andre.przywara@arm.com>

Drum roll....

Reviewed-by: Christoffer Dall <redacted>
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