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Message-ID: <20241016202814.4061541-2-samuel.holland@sifive.com>
Date: Wed, 16 Oct 2024 13:27:42 -0700
From: Samuel Holland <samuel.holland@...ive.com>
To: Palmer Dabbelt <palmer@...belt.com>,
	linux-riscv@...ts.infradead.org
Cc: Catalin Marinas <catalin.marinas@....com>,
	Atish Patra <atishp@...shpatra.org>,
	linux-kselftest@...r.kernel.org,
	Rob Herring <robh+dt@...nel.org>,
	"Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
	Shuah Khan <shuah@...nel.org>,
	devicetree@...r.kernel.org,
	Anup Patel <anup@...infault.org>,
	linux-kernel@...r.kernel.org,
	Jonathan Corbet <corbet@....net>,
	kvm-riscv@...ts.infradead.org,
	Conor Dooley <conor@...nel.org>,
	kasan-dev@...glegroups.com,
	linux-doc@...r.kernel.org,
	Evgenii Stepanov <eugenis@...gle.com>,
	Charlie Jenkins <charlie@...osinc.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Samuel Holland <samuel.holland@...ive.com>,
	Conor Dooley <conor.dooley@...rochip.com>
Subject: [PATCH v5 01/10] dt-bindings: riscv: Add pointer masking ISA extensions

The RISC-V Pointer Masking specification defines three extensions:
Smmpm, Smnpm, and Ssnpm. Document the behavior of these extensions as
following the ratified version 1.0 of the specification.

Acked-by: Conor Dooley <conor.dooley@...rochip.com>
Reviewed-by: Charlie Jenkins <charlie@...osinc.com>
Signed-off-by: Samuel Holland <samuel.holland@...ive.com>
---

Changes in v5:
 - Update pointer masking spec version to 1.0 and state to ratified

Changes in v3:
 - Note in the commit message that the ISA extension spec is frozen

Changes in v2:
 - Update pointer masking specification version reference

 .../devicetree/bindings/riscv/extensions.yaml  | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index 2cf2026cff57..28bf1daa1d27 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -128,6 +128,18 @@ properties:
             changes to interrupts as frozen at commit ccbddab ("Merge pull
             request #42 from riscv/jhauser-2023-RC4") of riscv-aia.
 
+        - const: smmpm
+          description: |
+            The standard Smmpm extension for M-mode pointer masking as
+            ratified at commit d70011dde6c2 ("Update to ratified state")
+            of riscv-j-extension.
+
+        - const: smnpm
+          description: |
+            The standard Smnpm extension for next-mode pointer masking as
+            ratified at commit d70011dde6c2 ("Update to ratified state")
+            of riscv-j-extension.
+
         - const: smstateen
           description: |
             The standard Smstateen extension for controlling access to CSRs
@@ -147,6 +159,12 @@ properties:
             and mode-based filtering as ratified at commit 01d1df0 ("Add ability
             to manually trigger workflow. (#2)") of riscv-count-overflow.
 
+        - const: ssnpm
+          description: |
+            The standard Ssnpm extension for next-mode pointer masking as
+            ratified at commit d70011dde6c2 ("Update to ratified state")
+            of riscv-j-extension.
+
         - const: sstc
           description: |
             The standard Sstc supervisor-level extension for time compare as
-- 
2.45.1


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