[PATCH RFC v4 1/3] dt-bindings: riscv: Add Svukte entry
Max Hsu
max.hsu at sifive.com
Fri Dec 13 03:33:07 PST 2024
Add an entry for the Svukte extension to the riscv,isa-extensions
property.
Reviewed-by: Samuel Holland <samuel.holland at sifive.com>
Reviewed-by: Deepak Gupta <debug at rivosinc.com>
Reviewed-by: Alexandre Ghiti <alexghiti at rivosinc.com>
Signed-off-by: Max Hsu <max.hsu at sifive.com>
---
Documentation/devicetree/bindings/riscv/extensions.yaml | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index 9c7dd7e75e0ca35f76eb666cdacfc297a7570958..b5d90765a376e065797ffdddf35302ed51ca7df1 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -217,6 +217,15 @@ properties:
memory types as ratified in the 20191213 version of the privileged
ISA specification.
+ - const: svukte
+ description:
+ The standard Svukte supervisor-level extension for making user-mode
+ accesses to supervisor memory raise page faults in constant time,
+ mitigating attacks that attempt to discover the supervisor
+ software's address-space layout. Currently under review as Pull
+ Request number 1564 at commit 932cfa4 ("Move senvcfg.UKTE to correct
+ position") of riscv-isa-manual.
+
- const: svvptc
description:
The standard Svvptc supervisor-level extension for
--
2.43.2
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