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[2001:1ae9:1c2:4c00:20f:c6b4:1e57:7965]) by smtp.gmail.com with ESMTPSA id w16-20020a170906185000b00a4551cc291esm2255452eje.40.2024.03.05.05.51.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 Mar 2024 05:51:36 -0800 (PST) Date: Tue, 5 Mar 2024 14:51:36 +0100 From: Andrew Jones To: Anup Patel Cc: Will Deacon , julien.thierry.kdev@gmail.com, maz@kernel.org, Paolo Bonzini , Atish Patra , Anup Patel , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org Subject: Re: [kvmtool PATCH 09/10] riscv: Add Zfa extensiona support Message-ID: <20240305-b511f6616851f55ae466a17c@orel> References: <20240214122141.305126-1-apatel@ventanamicro.com> <20240214122141.305126-10-apatel@ventanamicro.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240214122141.305126-10-apatel@ventanamicro.com> On Wed, Feb 14, 2024 at 05:51:40PM +0530, Anup Patel wrote: > When the Zfa 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 005301e..cc8070d 100644 > --- a/riscv/fdt.c > +++ b/riscv/fdt.c > @@ -29,6 +29,7 @@ struct isa_ext_info isa_info_arr[] = { > {"zbkc", KVM_RISCV_ISA_EXT_ZBKC}, > {"zbkx", KVM_RISCV_ISA_EXT_ZBKX}, > {"zbs", KVM_RISCV_ISA_EXT_ZBS}, > + {"zfa", KVM_RISCV_ISA_EXT_ZFA}, > {"zfh", KVM_RISCV_ISA_EXT_ZFH}, > {"zfhmin", KVM_RISCV_ISA_EXT_ZFHMIN}, > {"zicbom", KVM_RISCV_ISA_EXT_ZICBOM}, > diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h > index 10ca3b8..6415d3d 100644 > --- a/riscv/include/kvm/kvm-config-arch.h > +++ b/riscv/include/kvm/kvm-config-arch.h > @@ -64,6 +64,9 @@ struct kvm_config_arch { > OPT_BOOLEAN('\0', "disable-zbs", \ > &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBS], \ > "Disable Zbs Extension"), \ > + OPT_BOOLEAN('\0', "disable-zfa", \ > + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZFA], \ > + "Disable Zfa Extension"), \ > OPT_BOOLEAN('\0', "disable-zfh", \ > &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZFH], \ > "Disable Zfh Extension"), \ > -- > 2.34.1 > Reviewed-by: Andrew Jones