Merge tag 'pull-target-arm-20220707' of https://git.linaro.org/people/pmaydell/qemu-arm into staging

target-arm queue:
 * hw/arm/virt: dt: add rng-seed property
 * Fix MTE check in sve_ldnfff1_r
 * Record tagged bit for user-only in sve_probe_page
 * Correctly implement OS Lock and OS DoubleLock
 * Implement DBGDEVID, DBGDEVID1, DBGDEVID2 registers
 * Fix qemu-system-arm handling of LPAE block descriptors for highmem

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# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [full]

* tag 'pull-target-arm-20220707' of https://git.linaro.org/people/pmaydell/qemu-arm:
  target/arm: Fix qemu-system-arm handling of LPAE block descriptors for highmem
  target/arm: Correctly implement Feat_DoubleLock
  target/arm: Implement AArch32 DBGDEVID, DBGDEVID1, DBGDEVID2
  target/arm: Suppress debug exceptions when OS Lock set
  target/arm: Move define_debug_regs() to debug_helper.c
  target/arm: Fix code style issues in debug helper functions
  target/arm: Record tagged bit for user-only in sve_probe_page
  target/arm: Fix MTE check in sve_ldnfff1_r
  hw/arm/virt: dt: add rng-seed property

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 11 insertions, 6 deletions

diff --git a/docs/system/arm/virt.rst b/docs/system/arm/virt.rst
index 3d1058a80c..3b6ba69a9a 100644
--- a/docs/system/arm/virt.rst
+++ b/docs/system/arm/virt.rst
@@ -126,13 +126,18 @@ 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-randomness
+  Set ``on``/``off`` to pass random seeds via the guest DTB
+  rng-seed and kaslr-seed nodes (in both "/chosen" and
+  "/secure-chosen") to use for features like the random number
+  generator and 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, since this option causes the
+  DTB to be non-deterministic. It would be the responsibility of
+  the firmware to come up with a seed and pass it on if it wants to.
+
 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.
+  A deprecated synonym for dtb-randomness.
 
 Linux guest kernel configuration
 """"""""""""""""""""""""""""""""