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authorEric Auger <eric.auger@redhat.com>2024-03-07 14:43:10 +0100
committerMichael S. Tsirkin <mst@redhat.com>2024-03-12 17:59:10 -0400
commitf7ada75b3f7dd1369b10bac7f8297831c3a80967 (patch)
tree7c6f614045d8d1625021be4a2354536f26b527e0 /qemu-options.hx
parent62d776002c990d5b6fd4a2b6809ab2956c6e1ff0 (diff)
qemu-options.hx: Document the virtio-iommu-pci aw-bits option
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>
Diffstat (limited to 'qemu-options.hx')
-rw-r--r--qemu-options.hx3
1 files changed, 3 insertions, 0 deletions
diff --git a/qemu-options.hx b/qemu-options.hx
index c6f3d2e76d..7fd1713fa8 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -1180,6 +1180,9 @@ SRST
This decides the default granule to be be exposed by the
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
DEF("name", HAS_ARG, QEMU_OPTION_name,