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virtio-iommu: Add a granule property

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This allows to choose which granule will be used by
default by the virtio-iommu. Current page size mask
default is qemu_target_page_mask so this translates
into a 4k granule on ARM and x86_64 where virtio-iommu
is supported.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>

Message-Id: <20240307134445.92296-3-eric.auger@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eric Auger 2024-03-07 14:43:03 +01:00 • committed by Michael S. Tsirkin
parent 5deced6a13
commit 294ac5fef3
2 changed files with 27 additions and 3 deletions
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2
include/hw/virtio/virtio-iommu.h
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@ -24,6 +24,7 @@
#include "hw/virtio/virtio.h"
#include "hw/pci/pci.h"
#include "qom/object.h"
#include "qapi/qapi-types-virtio.h"
#define TYPE_VIRTIO_IOMMU "virtio-iommu-device"
#define TYPE_VIRTIO_IOMMU_PCI "virtio-iommu-pci"
@ -66,6 +67,7 @@ struct VirtIOIOMMU {
bool boot_bypass;
Notifier machine_done;
bool granule_frozen;
GranuleMode granule_mode;
};
#endif