diff mbox series

[v2,7/8] riscv: Add Ssaia extension support

Message ID 20230605140208.272027-8-apatel@ventanamicro.com (mailing list archive)
State New, archived
Headers show
Series RISC-V SBI enable/disable, Zbb, Zicboz, and Ssaia support | expand

Commit Message

Anup Patel June 5, 2023, 2:02 p.m. UTC 
When the Ssaia extension is available expose it to the guest.

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 a76dc37..df71ed4 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -16,6 +16,7 @@  struct isa_ext_info {
 
 struct isa_ext_info isa_info_arr[] = {
 	/* sorted alphabetically */
+	{"ssaia", KVM_RISCV_ISA_EXT_SSAIA},
 	{"sstc", KVM_RISCV_ISA_EXT_SSTC},
 	{"svinval", KVM_RISCV_ISA_EXT_SVINVAL},
 	{"svpbmt", KVM_RISCV_ISA_EXT_SVPBMT},
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index b12605d..b0a7e25 100644
--- a/riscv/include/kvm/kvm-config-arch.h
+++ b/riscv/include/kvm/kvm-config-arch.h
@@ -25,6 +25,9 @@  struct kvm_config_arch {
 	OPT_U64('\0', "custom-mimpid",					\
 		&(cfg)->custom_mimpid,					\
 		"Show custom mimpid to Guest VCPU"),			\
+	OPT_BOOLEAN('\0', "disable-ssaia",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_SSAIA],	\
+		    "Disable Ssaia Extension"),				\
 	OPT_BOOLEAN('\0', "disable-sstc",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_SSTC],	\
 		    "Disable Sstc Extension"),				\