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[kvmtool,2/3] riscv: Add Ztso extensiona support

Message ID 20240514054928.854419-3-apatel@ventanamicro.com (mailing list archive)
State New, archived
Headers show
Series Add RISC-V ISA extensions based on Linux-6.9 | expand

Commit Message

Anup Patel May 14, 2024, 5:49 a.m. UTC 
When the Ztso 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(+)
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Patch

diff --git a/riscv/fdt.c b/riscv/fdt.c
index cc8070d..418b668 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -48,6 +48,7 @@  struct isa_ext_info isa_info_arr[] = {
 	{"zksed", KVM_RISCV_ISA_EXT_ZKSED},
 	{"zksh", KVM_RISCV_ISA_EXT_ZKSH},
 	{"zkt", KVM_RISCV_ISA_EXT_ZKT},
+	{"ztso", KVM_RISCV_ISA_EXT_ZTSO},
 	{"zvbb", KVM_RISCV_ISA_EXT_ZVBB},
 	{"zvbc", KVM_RISCV_ISA_EXT_ZVBC},
 	{"zvfh", KVM_RISCV_ISA_EXT_ZVFH},
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index e562d71..7cfbf30 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-zkt",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZKT],	\
 		    "Disable Zkt Extension"),				\
+	OPT_BOOLEAN('\0', "disable-ztso",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZTSO],	\
+		    "Disable Ztso Extension"),				\
 	OPT_BOOLEAN('\0', "disable-zvbb",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVBB],	\
 		    "Disable Zvbb Extension"),				\