[kvmtool PATCH v2 2/8] riscv: Add Zawrs extension support
Anup Patel
apatel at ventanamicro.com
Sat Oct 5 01:00:18 PDT 2024
When the Zawrs 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 e331f80..9d0c038 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -24,6 +24,7 @@ struct isa_ext_info isa_info_arr[] = {
{"svnapot", KVM_RISCV_ISA_EXT_SVNAPOT},
{"svpbmt", KVM_RISCV_ISA_EXT_SVPBMT},
{"zacas", KVM_RISCV_ISA_EXT_ZACAS},
+ {"zawrs", KVM_RISCV_ISA_EXT_ZAWRS},
{"zba", KVM_RISCV_ISA_EXT_ZBA},
{"zbb", KVM_RISCV_ISA_EXT_ZBB},
{"zbc", KVM_RISCV_ISA_EXT_ZBC},
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index 3fbc4f7..0b79d62 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-zacas", \
&(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZACAS], \
"Disable Zacas Extension"), \
+ OPT_BOOLEAN('\0', "disable-zawrs", \
+ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZAWRS], \
+ "Disable Zawrs Extension"), \
OPT_BOOLEAN('\0', "disable-zba", \
&(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBA], \
"Disable Zba Extension"), \
--
2.43.0
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