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-rw-r--r--docs/system/arm/virt.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/docs/system/arm/virt.rst b/docs/system/arm/virt.rst
index 8507874..1544632 100644
--- a/docs/system/arm/virt.rst
+++ b/docs/system/arm/virt.rst
@@ -121,6 +121,14 @@ ras
Set ``on``/``off`` to enable/disable reporting host memory errors to a guest
using ACPI and guest external abort exceptions. The default is off.
+dtb-kaslr-seed
+ Set ``on``/``off`` to pass a random seed via the guest dtb
+ kaslr-seed node (in both "/chosen" and /secure-chosen) to use
+ for features like address space randomisation. The default is
+ ``on``. You will want to disable it if your trusted boot chain will
+ verify the DTB it is passed. It would be the responsibility of the
+ firmware to come up with a seed and pass it on if it wants to.
+
Linux guest kernel configuration
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