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[2001:1ae9:1c2:4c00:20f:c6b4:1e57:7965]) by smtp.gmail.com with ESMTPSA id gc20-20020a170906c8d400b00a451d07711csm2916987ejb.82.2024.03.05.05.51.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 Mar 2024 05:51:13 -0800 (PST) Date: Tue, 5 Mar 2024 14:51:12 +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 08/10] riscv: Add Zvfh[min] extensions support Message-ID: <20240305-a214dac1647c2e16211736a9@orel> References: <20240214122141.305126-1-apatel@ventanamicro.com> <20240214122141.305126-9-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: <20240214122141.305126-9-apatel@ventanamicro.com> On Wed, Feb 14, 2024 at 05:51:39PM +0530, Anup Patel wrote: > When the Zvfh[min] extensions are available expose it to the guest > via device tree so that guest can use it. > > Signed-off-by: Anup Patel > --- > riscv/fdt.c | 2 ++ > riscv/include/kvm/kvm-config-arch.h | 6 ++++++ > 2 files changed, 8 insertions(+) > > diff --git a/riscv/fdt.c b/riscv/fdt.c > index 80e045d..005301e 100644 > --- a/riscv/fdt.c > +++ b/riscv/fdt.c > @@ -49,6 +49,8 @@ struct isa_ext_info isa_info_arr[] = { > {"zkt", KVM_RISCV_ISA_EXT_ZKT}, > {"zvbb", KVM_RISCV_ISA_EXT_ZVBB}, > {"zvbc", KVM_RISCV_ISA_EXT_ZVBC}, > + {"zvfh", KVM_RISCV_ISA_EXT_ZVFH}, > + {"zvfhmin", KVM_RISCV_ISA_EXT_ZVFHMIN}, > {"zvkb", KVM_RISCV_ISA_EXT_ZVKB}, > {"zvkg", KVM_RISCV_ISA_EXT_ZVKG}, > {"zvkned", KVM_RISCV_ISA_EXT_ZVKNED}, > diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h > index 2935c01..10ca3b8 100644 > --- a/riscv/include/kvm/kvm-config-arch.h > +++ b/riscv/include/kvm/kvm-config-arch.h > @@ -124,6 +124,12 @@ struct kvm_config_arch { > OPT_BOOLEAN('\0', "disable-zvbc", \ > &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVBC], \ > "Disable Zvbc Extension"), \ > + OPT_BOOLEAN('\0', "disable-zvfh", \ > + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVFH], \ > + "Disable Zvfh Extension"), \ > + OPT_BOOLEAN('\0', "disable-zvfhmin", \ > + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVFHMIN], \ > + "Disable Zvfhmin Extension"), \ > OPT_BOOLEAN('\0', "disable-zvkb", \ > &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKB], \ > "Disable Zvkb Extension"), \ > -- > 2.34.1 > Reviewed-by: Andrew Jones