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Thu, 24 Apr 2025 08:32:25 -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 04/10] riscv: Add Ziccrse extension support Date: Thu, 24 Apr 2025 21:01:53 +0530 Message-ID: <20250424153159.289441-5-apatel@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250424153159.289441-1-apatel@ventanamicro.com> References: <20250424153159.289441-1-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 Ziccrse extension is available expose it to the guest via device tree so that guest can use it. Signed-off-by: Anup Patel Reviewed-by: Andrew Jones --- 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 ddd0b28..3ee20a9 100644 --- a/riscv/fdt.c +++ b/riscv/fdt.c @@ -48,6 +48,7 @@ struct isa_ext_info isa_info_arr[] = { {"zfhmin", KVM_RISCV_ISA_EXT_ZFHMIN}, {"zicbom", KVM_RISCV_ISA_EXT_ZICBOM}, {"zicboz", KVM_RISCV_ISA_EXT_ZICBOZ}, + {"ziccrse", KVM_RISCV_ISA_EXT_ZICCRSE}, {"zicntr", KVM_RISCV_ISA_EXT_ZICNTR}, {"zicond", KVM_RISCV_ISA_EXT_ZICOND}, {"zicsr", KVM_RISCV_ISA_EXT_ZICSR}, diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h index d86158d..5badb74 100644 --- a/riscv/include/kvm/kvm-config-arch.h +++ b/riscv/include/kvm/kvm-config-arch.h @@ -121,6 +121,9 @@ struct kvm_config_arch { OPT_BOOLEAN('\0', "disable-zicboz", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZICBOZ], \ "Disable Zicboz Extension"), \ + OPT_BOOLEAN('\0', "disable-ziccrse", \ + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZICCRSE], \ + "Disable Ziccrse Extension"), \ OPT_BOOLEAN('\0', "disable-zicntr", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZICNTR], \ "Disable Zicntr Extension"), \ -- 2.43.0