When the Zicsr and Zifencei extension is available expose it to the guest
via device tree so that guest can use it.
Signed-off-by: Anup Patel <apatel@xxxxxxxxxxxxxxxx>
---
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 19786af..a4d54eb 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -27,6 +27,8 @@ 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},
+ {"zicsr", KVM_RISCV_ISA_EXT_ZICSR},
+ {"zifencei", KVM_RISCV_ISA_EXT_ZIFENCEI},
{"zihintpause", KVM_RISCV_ISA_EXT_ZIHINTPAUSE},
{"zihpm", KVM_RISCV_ISA_EXT_ZIHPM},
};
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index af5c4b8..c524771 100644
--- a/riscv/include/kvm/kvm-config-arch.h
+++ b/riscv/include/kvm/kvm-config-arch.h
@@ -58,6 +58,12 @@ struct kvm_config_arch {
OPT_BOOLEAN('\0', "disable-zicntr", \
&(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZICNTR], \
"Disable Zicntr Extension"), \
+ OPT_BOOLEAN('\0', "disable-zicsr", \
+ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZICSR], \
+ "Disable Zicsr Extension"), \
+ OPT_BOOLEAN('\0', "disable-zifencei", \
+ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZIFENCEI], \
+ "Disable Zifencei Extension"), \
OPT_BOOLEAN('\0', "disable-zihintpause", \
&(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZIHINTPAUSE],\
"Disable Zihintpause Extension"), \
--
2.34.1
