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hw/arm/smmuv3: Abort on vfio or vhost case

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At the moment, the SMMUv3 does not support notification on
TLB invalidation. So let's log an error as soon as such notifier
gets enabled.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1524665762-31355-11-git-send-email-eric.auger@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Eric Auger 2018-05-04 18:05:52 +01:00 committed by Peter Maydell
parent 9bde7f0674
commit 0d1ac82ece
1 changed files with 11 additions and 0 deletions
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11
hw/arm/smmuv3.c
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@ -1147,12 +1147,23 @@ static void smmuv3_class_init(ObjectClass *klass, void *data)
dc->realize = smmu_realize;
}
static void smmuv3_notify_flag_changed(IOMMUMemoryRegion *iommu,
IOMMUNotifierFlag old,
IOMMUNotifierFlag new)
{
if (old == IOMMU_NOTIFIER_NONE) {
warn_report("SMMUV3 does not support vhost/vfio integration yet: "
"devices of those types will not function properly");
}
}
static void smmuv3_iommu_memory_region_class_init(ObjectClass *klass,
void *data)
{
IOMMUMemoryRegionClass *imrc = IOMMU_MEMORY_REGION_CLASS(klass);
imrc->translate = smmuv3_translate;
imrc->notify_flag_changed = smmuv3_notify_flag_changed;
}
static const TypeInfo smmuv3_type_info = {