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
