[kvmtool PATCH 08/10] riscv: Add Zicond extension support

Anup Patel apatel at ventanamicro.com
Tue Nov 28 06:56:26 PST 2023


When the Zicond extension is available expose it to the guest
via device tree so that guest can use it.

Signed-off-by: Anup Patel <apatel at ventanamicro.com>
---
 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 0fe0f0b..1124fa1 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -28,6 +28,7 @@ struct isa_ext_info isa_info_arr[] = {
 	{"zicbom", KVM_RISCV_ISA_EXT_ZICBOM},
 	{"zicboz", KVM_RISCV_ISA_EXT_ZICBOZ},
 	{"zicntr", KVM_RISCV_ISA_EXT_ZICNTR},
+	{"zicond", KVM_RISCV_ISA_EXT_ZICOND},
 	{"zicsr", KVM_RISCV_ISA_EXT_ZICSR},
 	{"zifencei", KVM_RISCV_ISA_EXT_ZIFENCEI},
 	{"zihintpause", KVM_RISCV_ISA_EXT_ZIHINTPAUSE},
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index 49eb3e6..48d0770 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-zicntr",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZICNTR],	\
 		    "Disable Zicntr Extension"),			\
+	OPT_BOOLEAN('\0', "disable-zicond",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZICOND],	\
+		    "Disable Zicond Extension"),			\
 	OPT_BOOLEAN('\0', "disable-zicsr",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZICSR],	\
 		    "Disable Zicsr Extension"),				\
-- 
2.34.1




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