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[PULL,10/21] hw/arm/virt: Fix gic-version=max when CONFIG_ARM_GICV3_TCG is unset

Message ID 20220318132306.3254960-11-peter.maydell@linaro.org
State Accepted
Commit 299b4a3ecf1c7dcc57e55150d4cb234340749854
Headers show
Series [PULL,01/21] target/arm: Fix sve2 ldnt1 and stnt1 | expand

Commit Message

Peter Maydell March 18, 2022, 1:22 p.m. UTC 
From: Eric Auger <eric.auger@redhat.com>

In TCG mode, if gic-version=max we always select GICv3 even if
CONFIG_ARM_GICV3_TCG is unset. We shall rather select GICv2.
This also brings the benefit of fixing qos tests errors for tests
using gic-version=max with CONFIG_ARM_GICV3_TCG unset.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Message-id: 20220308182452.223473-3-eric.auger@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 hw/arm/virt.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
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Patch

diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 46a42502bc5..d2e5ecd234a 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -1852,7 +1852,12 @@  static void finalize_gic_version(VirtMachineState *vms)
         vms->gic_version = VIRT_GIC_VERSION_2;
         break;
     case VIRT_GIC_VERSION_MAX:
-        vms->gic_version = VIRT_GIC_VERSION_3;
+        if (module_object_class_by_name("arm-gicv3")) {
+            /* CONFIG_ARM_GICV3_TCG was set */
+            vms->gic_version = VIRT_GIC_VERSION_3;
+        } else {
+            vms->gic_version = VIRT_GIC_VERSION_2;
+        }
         break;
     case VIRT_GIC_VERSION_HOST:
         error_report("gic-version=host requires KVM");