diff mbox series

[kvmtool,07/10] riscv: Add Zihintntl extension support

Message ID 20240214122141.305126-8-apatel@ventanamicro.com (mailing list archive)
State New, archived
Headers show
Series More ISA extensions | expand

Commit Message

Anup Patel Feb. 14, 2024, 12:21 p.m. UTC 
When the Zihintntl 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(+)

Comments

Andrew Jones March 5, 2024, 1:50 p.m. UTC | #1 
On Wed, Feb 14, 2024 at 05:51:38PM +0530, Anup Patel wrote:
> When the Zihintntl 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 --git a/riscv/fdt.c b/riscv/fdt.c
> index 7687624..80e045d 100644
> --- a/riscv/fdt.c
> +++ b/riscv/fdt.c
> @@ -37,6 +37,7 @@ struct isa_ext_info isa_info_arr[] = {
>  	{"zicond", KVM_RISCV_ISA_EXT_ZICOND},
>  	{"zicsr", KVM_RISCV_ISA_EXT_ZICSR},
>  	{"zifencei", KVM_RISCV_ISA_EXT_ZIFENCEI},
> +	{"zihintntl", KVM_RISCV_ISA_EXT_ZIHINTNTL},
>  	{"zihintpause", KVM_RISCV_ISA_EXT_ZIHINTPAUSE},
>  	{"zihpm", KVM_RISCV_ISA_EXT_ZIHPM},
>  	{"zknd", KVM_RISCV_ISA_EXT_ZKND},
> diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
> index f1ac56b..2935c01 100644
> --- a/riscv/include/kvm/kvm-config-arch.h
> +++ b/riscv/include/kvm/kvm-config-arch.h
> @@ -88,6 +88,9 @@ struct kvm_config_arch {
>  	OPT_BOOLEAN('\0', "disable-zifencei",				\
>  		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZIFENCEI],	\
>  		    "Disable Zifencei Extension"),			\
> +	OPT_BOOLEAN('\0', "disable-zihintntl",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZIHINTNTL],	\
> +		    "Disable Zihintntl Extension"),			\
>  	OPT_BOOLEAN('\0', "disable-zihintpause",			\
>  		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZIHINTPAUSE],\
>  		    "Disable Zihintpause Extension"),			\
> -- 
> 2.34.1
>

Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
diff mbox series

Patch

diff --git a/riscv/fdt.c b/riscv/fdt.c
index 7687624..80e045d 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -37,6 +37,7 @@  struct isa_ext_info isa_info_arr[] = {
 	{"zicond", KVM_RISCV_ISA_EXT_ZICOND},
 	{"zicsr", KVM_RISCV_ISA_EXT_ZICSR},
 	{"zifencei", KVM_RISCV_ISA_EXT_ZIFENCEI},
+	{"zihintntl", KVM_RISCV_ISA_EXT_ZIHINTNTL},
 	{"zihintpause", KVM_RISCV_ISA_EXT_ZIHINTPAUSE},
 	{"zihpm", KVM_RISCV_ISA_EXT_ZIHPM},
 	{"zknd", KVM_RISCV_ISA_EXT_ZKND},
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index f1ac56b..2935c01 100644
--- a/riscv/include/kvm/kvm-config-arch.h
+++ b/riscv/include/kvm/kvm-config-arch.h
@@ -88,6 +88,9 @@  struct kvm_config_arch {
 	OPT_BOOLEAN('\0', "disable-zifencei",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZIFENCEI],	\
 		    "Disable Zifencei Extension"),			\
+	OPT_BOOLEAN('\0', "disable-zihintntl",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZIHINTNTL],	\
+		    "Disable Zihintntl Extension"),			\
 	OPT_BOOLEAN('\0', "disable-zihintpause",			\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZIHINTPAUSE],\
 		    "Disable Zihintpause Extension"),			\