From: "Clément Léger" <cleger@rivosinc.com>
To: Jonathan Corbet <corbet@lwn.net>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Conor Dooley <conor@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Anup Patel <anup@brainfault.org>, Shuah Khan <shuah@kernel.org>
Cc: "Clément Léger" <cleger@rivosinc.com>,
"Atish Patra" <atishp@atishpatra.org>,
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,
"Conor Dooley" <conor.dooley@microchip.com>,
"Charlie Jenkins" <charlie@rivosinc.com>
Subject: [PATCH v6 13/16] riscv: add ISA extension parsing for Zcmop
Date: Tue, 4 Jun 2024 14:45:45 +0200 [thread overview]
Message-ID: <20240604124550.3214710-14-cleger@rivosinc.com> (raw)
In-Reply-To: <20240604124550.3214710-1-cleger@rivosinc.com>
Add parsing for Zcmop ISA extension which was ratified in commit
c732a4f39a4c ("Zcmop is ratified/1.0") of the riscv-isa-manual.
Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Charlie Jenkins <charlie@rivosinc.com>
---
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 3915c9cb088b..8606b164c696 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
#define RISCV_ISA_EXT_MAX 128
diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
index 53c7ca590a22..ab2953245609 100644
--- a/arch/riscv/kernel/cpufeature.c
+++ b/arch/riscv/kernel/cpufeature.c
@@ -320,6 +320,7 @@ const struct riscv_isa_ext_data riscv_isa_ext[] = {
__RISCV_ISA_EXT_DATA_VALIDATE(zcb, RISCV_ISA_EXT_ZCB, riscv_ext_zca_depends),
__RISCV_ISA_EXT_DATA_VALIDATE(zcd, RISCV_ISA_EXT_ZCD, riscv_ext_zcd_validate),
__RISCV_ISA_EXT_DATA_VALIDATE(zcf, RISCV_ISA_EXT_ZCF, riscv_ext_zcf_validate),
+ __RISCV_ISA_EXT_DATA_VALIDATE(zcmop, RISCV_ISA_EXT_ZCMOP, riscv_ext_zca_depends),
__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),
--
2.45.1
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next prev parent reply other threads:[~2024-06-04 12:48 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-04 12:45 [PATCH v6 00/16] Add support for a few Zc* extensions, Zcmop and Zimop Clément Léger
2024-06-04 12:45 ` [PATCH v6 01/16] dt-bindings: riscv: add Zimop ISA extension description Clément Léger
2024-06-04 12:45 ` [PATCH v6 02/16] riscv: add ISA extension parsing for Zimop Clément Léger
2024-06-04 12:45 ` [PATCH v6 03/16] riscv: hwprobe: export Zimop ISA extension Clément Léger
2024-06-04 12:45 ` [PATCH v6 04/16] RISC-V: KVM: Allow Zimop extension for Guest/VM Clément Léger
2024-06-04 12:45 ` [PATCH v6 05/16] KVM: riscv: selftests: Add Zimop extension to get-reg-list test Clément Léger
2024-06-04 12:45 ` [PATCH v6 06/16] dt-bindings: riscv: add Zca, Zcf, Zcd and Zcb ISA extension description Clément Léger
2024-06-04 12:45 ` [PATCH v6 07/16] riscv: add ISA extensions validation callback Clément Léger
2024-06-04 12:45 ` [PATCH v6 08/16] riscv: add ISA parsing for Zca, Zcf, Zcd and Zcb Clément Léger
2024-06-04 12:45 ` [PATCH v6 09/16] riscv: hwprobe: export Zca, Zcf, Zcd and Zcb ISA extensions Clément Léger
2024-06-04 12:45 ` [PATCH v6 10/16] RISC-V: KVM: Allow Zca, Zcf, Zcd and Zcb extensions for Guest/VM Clément Léger
2024-06-04 12:45 ` [PATCH v6 11/16] KVM: riscv: selftests: Add some Zc* extensions to get-reg-list test Clément Léger
2024-06-04 12:45 ` [PATCH v6 12/16] dt-bindings: riscv: add Zcmop ISA extension description Clément Léger
2024-06-04 12:45 ` Clément Léger [this message]
2024-06-04 12:45 ` [PATCH v6 14/16] riscv: hwprobe: export Zcmop ISA extension Clément Léger
2024-06-04 12:45 ` [PATCH v6 15/16] RISC-V: KVM: Allow Zcmop extension for Guest/VM Clément Léger
2024-06-04 12:45 ` [PATCH v6 16/16] KVM: riscv: selftests: Add Zcmop extension to get-reg-list test Clément Léger
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