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qemu-options.hx: Document the virtio-iommu-pci aw-bits option

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Document the new aw-bits option.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Message-Id: <20240307134445.92296-10-eric.auger@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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Eric Auger 2024-03-07 14:43:10 +01:00 committed by Michael S. Tsirkin
parent 62d776002c
commit f7ada75b3f
1 changed files with 3 additions and 0 deletions
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qemu-options.hx
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@ -1180,6 +1180,9 @@ SRST
This decides the default granule to be be exposed by the This decides the default granule to be be exposed by the
virtio-iommu. If host, the granule matches the host page size. virtio-iommu. If host, the granule matches the host page size.
``aw-bits=val`` (val between 32 and 64, default depends on machine)
This decides the address width of the IOVA address space.
ERST ERST
DEF("name", HAS_ARG, QEMU_OPTION_name, DEF("name", HAS_ARG, QEMU_OPTION_name,