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[31.30.173.28]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-39eae979637sm5176021f8f.53.2025.04.12.06.46.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 12 Apr 2025 06:46:11 -0700 (PDT) Date: Sat, 12 Apr 2025 15:46:10 +0200 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 03/10] riscv: Add Zabha extension support Message-ID: <20250412-23464c54bfc11b04c8f4cefd@orel> References: <20250326065644.73765-1-apatel@ventanamicro.com> <20250326065644.73765-4-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: <20250326065644.73765-4-apatel@ventanamicro.com> On Wed, Mar 26, 2025 at 12:26:37PM +0530, Anup Patel wrote: > When the Zabha 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 c1e688d..ddd0b28 100644 > --- a/riscv/fdt.c > +++ b/riscv/fdt.c > @@ -28,6 +28,7 @@ struct isa_ext_info isa_info_arr[] = { > {"svnapot", KVM_RISCV_ISA_EXT_SVNAPOT}, > {"svpbmt", KVM_RISCV_ISA_EXT_SVPBMT}, > {"svvptc", KVM_RISCV_ISA_EXT_SVVPTC}, > + {"zabha", KVM_RISCV_ISA_EXT_ZABHA}, > {"zacas", KVM_RISCV_ISA_EXT_ZACAS}, > {"zawrs", KVM_RISCV_ISA_EXT_ZAWRS}, > {"zba", KVM_RISCV_ISA_EXT_ZBA}, > diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h > index ae01e14..d86158d 100644 > --- a/riscv/include/kvm/kvm-config-arch.h > +++ b/riscv/include/kvm/kvm-config-arch.h > @@ -61,6 +61,9 @@ struct kvm_config_arch { > OPT_BOOLEAN('\0', "disable-svvptc", \ > &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_SVVPTC], \ > "Disable Svvptc Extension"), \ > + OPT_BOOLEAN('\0', "disable-zabha", \ > + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZABHA], \ > + "Disable Zabha Extension"), \ > OPT_BOOLEAN('\0', "disable-zacas", \ > &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZACAS], \ > "Disable Zacas Extension"), \ > -- > 2.43.0 > Reviewed-by: Andrew Jones