Now that our SMMU model supports enabling both stages of translation at once, we can enable this in the sbsa-ref board. Existing guest code that only programs stage 1 and doesn't care about stage 2 should continue to run with the same behaviour, but guests that do want to do nested SMMU configurations can now do so.
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org> Reviewed-by: Eric Auger <eric.au...@redhat.com> Reviewed-by: Daniel P. Berrangé <berra...@redhat.com> Reviewed-by: Marcin Juszkiewicz <marcin.juszkiew...@linaro.org> Message-id: 20240816161350.3706332-5-peter.mayd...@linaro.org --- hw/arm/sbsa-ref.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/arm/sbsa-ref.c b/hw/arm/sbsa-ref.c index ae37a923015..396abe9c1bd 100644 --- a/hw/arm/sbsa-ref.c +++ b/hw/arm/sbsa-ref.c @@ -621,6 +621,7 @@ static void create_smmu(const SBSAMachineState *sms, PCIBus *bus) dev = qdev_new(TYPE_ARM_SMMUV3); + object_property_set_str(OBJECT(dev), "stage", "nested", &error_abort); object_property_set_link(OBJECT(dev), "primary-bus", OBJECT(bus), &error_abort); sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); -- 2.34.1