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Wed, 10 Apr 2024 14:32:43 -0700 (PDT) Received: from debug.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id gx21-20020a056a001e1500b006e72c8ece23sm99920pfb.191.2024.04.10.14.32.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Apr 2024 14:32:42 -0700 (PDT) Date: Wed, 10 Apr 2024 14:32:41 -0700 From: Deepak Gupta To: =?iso-8859-1?Q?Cl=E9ment_L=E9ger?= Cc: Jonathan Corbet , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Anup Patel , Shuah Khan , Atish Patra , linux-doc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH 07/10] riscv: add ISA extension parsing for Zcmop Message-ID: References: <20240410091106.749233-1-cleger@rivosinc.com> <20240410091106.749233-8-cleger@rivosinc.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240410091106.749233-8-cleger@rivosinc.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240410_143245_830908_9039CB4D X-CRM114-Status: UNSURE ( 9.46 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1"; Format="flowed" Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Wed, Apr 10, 2024 at 11:11:00AM +0200, Cl=E9ment L=E9ger wrote: >Add parsing for Zcmop ISA extension which was ratified in commit >b854a709c00 ("Zcmop is ratified/1.0") of the riscv-isa-manual. > >Signed-off-by: Cl=E9ment L=E9ger >--- > arch/riscv/include/asm/hwcap.h | 1 + > arch/riscv/kernel/cpufeature.c | 1 + > 2 files changed, 2 insertions(+) > >diff --git a/arch/riscv/include/asm/hwcap.h b/arch/riscv/include/asm/hwcap= .h >index b7551bad341b..cff7660de268 100644 >--- a/arch/riscv/include/asm/hwcap.h >+++ b/arch/riscv/include/asm/hwcap.h >@@ -86,6 +86,7 @@ > #define RISCV_ISA_EXT_ZCB 77 > #define RISCV_ISA_EXT_ZCD 78 > #define RISCV_ISA_EXT_ZCF 79 >+#define RISCV_ISA_EXT_ZCMOP 80 > > #define RISCV_ISA_EXT_XLINUXENVCFG 127 > >diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature= .c >index 09dee071274d..f1450cd7231e 100644 >--- a/arch/riscv/kernel/cpufeature.c >+++ b/arch/riscv/kernel/cpufeature.c >@@ -265,6 +265,7 @@ const struct riscv_isa_ext_data riscv_isa_ext[] =3D { > __RISCV_ISA_EXT_DATA(zcb, RISCV_ISA_EXT_ZCB), > __RISCV_ISA_EXT_DATA(zcd, RISCV_ISA_EXT_ZCD), > __RISCV_ISA_EXT_DATA(zcf, RISCV_ISA_EXT_ZCF), >+ __RISCV_ISA_EXT_DATA(zcmop, RISCV_ISA_EXT_ZCMOP), As per spec zcmop is dependent on zca. So perhaps below ? __RISCV_ISA_EXT_SUPERSET(zicboz, RISCV_ISA_EXT_ZCMOP, RISCV_ISA_EXT_ZCA) > __RISCV_ISA_EXT_DATA(zba, RISCV_ISA_EXT_ZBA), > __RISCV_ISA_EXT_DATA(zbb, RISCV_ISA_EXT_ZBB), > __RISCV_ISA_EXT_DATA(zbc, RISCV_ISA_EXT_ZBC), >-- = >2.43.0 > > _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv