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

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 = {