diff mbox series

[kvmtool,04/10] riscv: Add Ziccrse extension support

Message ID 20250326065644.73765-5-apatel@ventanamicro.com (mailing list archive)
State New
Headers show
Series Add SBI system suspend and cpu-type option | expand

Commit Message

Anup Patel March 26, 2025, 6:56 a.m. UTC 
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 <apatel@ventanamicro.com>
---
 riscv/fdt.c                         | 1 +
 riscv/include/kvm/kvm-config-arch.h | 3 +++
 2 files changed, 4 insertions(+)
diff mbox series

Patch

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"),			\