From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anup Patel Date: Sat, 5 Oct 2024 13:30:20 +0530 Subject: [kvmtool PATCH v2 4/8] riscv: Add Zcb extension support In-Reply-To: <20241005080024.11927-1-apatel@ventanamicro.com> References: <20241005080024.11927-1-apatel@ventanamicro.com> Message-ID: <20241005080024.11927-5-apatel@ventanamicro.com> List-Id: To: kvm-riscv@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit When the Zcb extension is available expose it to the guest via device tree so that guest can use it. Signed-off-by: Anup Patel --- riscv/fdt.c | 1 + riscv/include/kvm/kvm-config-arch.h | 3 +++ 2 files changed, 4 insertions(+) diff --git a/riscv/fdt.c b/riscv/fdt.c index 4fe4583..c62d4a3 100644 --- a/riscv/fdt.c +++ b/riscv/fdt.c @@ -33,6 +33,7 @@ struct isa_ext_info isa_info_arr[] = { {"zbkx", KVM_RISCV_ISA_EXT_ZBKX}, {"zbs", KVM_RISCV_ISA_EXT_ZBS}, {"zca", KVM_RISCV_ISA_EXT_ZCA}, + {"zcb", KVM_RISCV_ISA_EXT_ZCB}, {"zfa", KVM_RISCV_ISA_EXT_ZFA}, {"zfh", KVM_RISCV_ISA_EXT_ZFH}, {"zfhmin", KVM_RISCV_ISA_EXT_ZFHMIN}, diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h index 40679ef..68fc47c 100644 --- a/riscv/include/kvm/kvm-config-arch.h +++ b/riscv/include/kvm/kvm-config-arch.h @@ -76,6 +76,9 @@ struct kvm_config_arch { OPT_BOOLEAN('\0', "disable-zca", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZCA], \ "Disable Zca Extension"), \ + OPT_BOOLEAN('\0', "disable-zcb", \ + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZCB], \ + "Disable Zcb Extension"), \ OPT_BOOLEAN('\0', "disable-zfa", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZFA], \ "Disable Zfa Extension"), \ -- 2.43.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f46.google.com (mail-pj1-f46.google.com [209.85.216.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C6ADE13BACC for ; 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Sat, 05 Oct 2024 01:00:47 -0700 (PDT) Received: from anup-ubuntu-vm.localdomain ([223.185.135.6]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2e20ae69766sm1259172a91.8.2024.10.05.01.00.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 01:00:47 -0700 (PDT) From: Anup Patel To: Will Deacon , julien.thierry.kdev@gmail.com, maz@kernel.org Cc: Paolo Bonzini , Atish Patra , Andrew Jones , Anup Patel , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, Anup Patel Subject: [kvmtool PATCH v2 4/8] riscv: Add Zcb extension support Date: Sat, 5 Oct 2024 13:30:20 +0530 Message-ID: <20241005080024.11927-5-apatel@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005080024.11927-1-apatel@ventanamicro.com> References: <20241005080024.11927-1-apatel@ventanamicro.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit When the Zcb extension is available expose it to the guest via device tree so that guest can use it. Signed-off-by: Anup Patel --- riscv/fdt.c | 1 + riscv/include/kvm/kvm-config-arch.h | 3 +++ 2 files changed, 4 insertions(+) diff --git a/riscv/fdt.c b/riscv/fdt.c index 4fe4583..c62d4a3 100644 --- a/riscv/fdt.c +++ b/riscv/fdt.c @@ -33,6 +33,7 @@ struct isa_ext_info isa_info_arr[] = { {"zbkx", KVM_RISCV_ISA_EXT_ZBKX}, {"zbs", KVM_RISCV_ISA_EXT_ZBS}, {"zca", KVM_RISCV_ISA_EXT_ZCA}, + {"zcb", KVM_RISCV_ISA_EXT_ZCB}, {"zfa", KVM_RISCV_ISA_EXT_ZFA}, {"zfh", KVM_RISCV_ISA_EXT_ZFH}, {"zfhmin", KVM_RISCV_ISA_EXT_ZFHMIN}, diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h index 40679ef..68fc47c 100644 --- a/riscv/include/kvm/kvm-config-arch.h +++ b/riscv/include/kvm/kvm-config-arch.h @@ -76,6 +76,9 @@ struct kvm_config_arch { OPT_BOOLEAN('\0', "disable-zca", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZCA], \ "Disable Zca Extension"), \ + OPT_BOOLEAN('\0', "disable-zcb", \ + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZCB], \ + "Disable Zcb Extension"), \ OPT_BOOLEAN('\0', "disable-zfa", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZFA], \ "Disable Zfa Extension"), \ -- 2.43.0