Message ID | 20250327-counter_delegation-v5-7-1ee538468d1b@rivosinc.com (mailing list archive) |
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Thu, 27 Mar 2025 12:36:22 -0700 (PDT) From: Atish Patra <atishp@rivosinc.com> Date: Thu, 27 Mar 2025 12:35:48 -0700 Subject: [PATCH v5 07/21] dt-bindings: riscv: add Smcntrpmf ISA extension description Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: <kvm.vger.kernel.org> List-Subscribe: <mailto:kvm+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:kvm+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250327-counter_delegation-v5-7-1ee538468d1b@rivosinc.com> References: <20250327-counter_delegation-v5-0-1ee538468d1b@rivosinc.com> In-Reply-To: <20250327-counter_delegation-v5-0-1ee538468d1b@rivosinc.com> To: Paul Walmsley <paul.walmsley@sifive.com>, Palmer Dabbelt <palmer@dabbelt.com>, Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzk+dt@kernel.org>, Conor Dooley <conor+dt@kernel.org>, Anup Patel <anup@brainfault.org>, Atish Patra <atishp@atishpatra.org>, Will Deacon <will@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@redhat.com>, Arnaldo Carvalho de Melo <acme@kernel.org>, Namhyung Kim <namhyung@kernel.org>, Alexander Shishkin <alexander.shishkin@linux.intel.com>, Jiri Olsa <jolsa@kernel.org>, Ian Rogers <irogers@google.com>, Adrian Hunter <adrian.hunter@intel.com>, weilin.wang@intel.com Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Conor Dooley <conor@kernel.org>, devicetree@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, Atish Patra <atishp@rivosinc.com> X-Mailer: b4 0.15-dev-42535 |
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Add Counter delegation ISA extension support
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diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index 0520a9d8b1cd..c2025949295f 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -136,6 +136,12 @@ properties: mechanism in M-mode as ratified in the 20240326 version of the privileged ISA specification. + - const: smcntrpmf + description: | + The standard Smcntrpmf supervisor-level extension for the machine mode + to enable privilege mode filtering for cycle and instret counters as + ratified in the 20240326 version of the privileged ISA specification. + - const: smmpm description: | The standard Smmpm extension for M-mode pointer masking as