From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anup Patel Date: Wed, 14 Feb 2024 17:51:34 +0530 Subject: [kvmtool PATCH 03/10] riscv: Add Zbc extension support In-Reply-To: <20240214122141.305126-1-apatel@ventanamicro.com> References: <20240214122141.305126-1-apatel@ventanamicro.com> Message-ID: <20240214122141.305126-4-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 Zbc 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 8485acf..84b6087 100644 --- a/riscv/fdt.c +++ b/riscv/fdt.c @@ -24,6 +24,7 @@ struct isa_ext_info isa_info_arr[] = { {"svpbmt", KVM_RISCV_ISA_EXT_SVPBMT}, {"zba", KVM_RISCV_ISA_EXT_ZBA}, {"zbb", KVM_RISCV_ISA_EXT_ZBB}, + {"zbc", KVM_RISCV_ISA_EXT_ZBC}, {"zbs", KVM_RISCV_ISA_EXT_ZBS}, {"zicbom", KVM_RISCV_ISA_EXT_ZICBOM}, {"zicboz", KVM_RISCV_ISA_EXT_ZICBOZ}, diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h index d2fc2d4..6d09eee 100644 --- a/riscv/include/kvm/kvm-config-arch.h +++ b/riscv/include/kvm/kvm-config-arch.h @@ -49,6 +49,9 @@ struct kvm_config_arch { OPT_BOOLEAN('\0', "disable-zbb", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBB], \ "Disable Zbb Extension"), \ + OPT_BOOLEAN('\0', "disable-zbc", \ + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBC], \ + "Disable Zbc Extension"), \ OPT_BOOLEAN('\0', "disable-zbs", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBS], \ "Disable Zbs Extension"), \ -- 2.34.1