diff mbox series

[kvmtool,05/10] riscv: Add vector crypto extensions support

Message ID 20240214122141.305126-6-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 vector extensions are available expose them to the guest
via device tree so that guest can use it. This includes extensions
Zvbb, Zvbc, Zvkb, Zvkg, Zvkned, Zvknha, Zvknhb, Zvksed, Zvksh,
and Zvkt.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
---
 riscv/fdt.c                         | 10 ++++++++++
 riscv/include/kvm/kvm-config-arch.h | 30 +++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)

Comments

Andrew Jones March 5, 2024, 1:49 p.m. UTC | #1 
On Wed, Feb 14, 2024 at 05:51:36PM +0530, Anup Patel wrote:
> When the vector extensions are available expose them to the guest
> via device tree so that guest can use it. This includes extensions
> Zvbb, Zvbc, Zvkb, Zvkg, Zvkned, Zvknha, Zvknhb, Zvksed, Zvksh,
> and Zvkt.
> 
> Signed-off-by: Anup Patel <apatel@ventanamicro.com>
> ---
>  riscv/fdt.c                         | 10 ++++++++++
>  riscv/include/kvm/kvm-config-arch.h | 30 +++++++++++++++++++++++++++++
>  2 files changed, 40 insertions(+)
> 
> diff --git a/riscv/fdt.c b/riscv/fdt.c
> index be87e9a..44058dc 100644
> --- a/riscv/fdt.c
> +++ b/riscv/fdt.c
> @@ -44,6 +44,16 @@ 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},
> +	{"zvbb", KVM_RISCV_ISA_EXT_ZVBB},
> +	{"zvbc", KVM_RISCV_ISA_EXT_ZVBC},
> +	{"zvkb", KVM_RISCV_ISA_EXT_ZVKB},
> +	{"zvkg", KVM_RISCV_ISA_EXT_ZVKG},
> +	{"zvkned", KVM_RISCV_ISA_EXT_ZVKNED},
> +	{"zvknha", KVM_RISCV_ISA_EXT_ZVKNHA},
> +	{"zvknhb", KVM_RISCV_ISA_EXT_ZVKNHB},
> +	{"zvksed", KVM_RISCV_ISA_EXT_ZVKSED},
> +	{"zvksh", KVM_RISCV_ISA_EXT_ZVKSH},
> +	{"zvkt", KVM_RISCV_ISA_EXT_ZVKT},
>  };
>  
>  static void dump_fdt(const char *dtb_file, void *fdt)
> diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
> index 3764d7c..ae648ce 100644
> --- a/riscv/include/kvm/kvm-config-arch.h
> +++ b/riscv/include/kvm/kvm-config-arch.h
> @@ -109,6 +109,36 @@ struct kvm_config_arch {
>  	OPT_BOOLEAN('\0', "disable-zkt",				\
>  		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZKT],	\
>  		    "Disable Zkt Extension"),				\
> +	OPT_BOOLEAN('\0', "disable-zvbb",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVBB],	\
> +		    "Disable Zvbb Extension"),				\
> +	OPT_BOOLEAN('\0', "disable-zvbc",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVBC],	\
> +		    "Disable Zvbc Extension"),				\
> +	OPT_BOOLEAN('\0', "disable-zvkb",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKB],	\
> +		    "Disable Zvkb Extension"),				\
> +	OPT_BOOLEAN('\0', "disable-zvkg",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKG],	\
> +		    "Disable Zvkg Extension"),				\
> +	OPT_BOOLEAN('\0', "disable-zvkned",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKNED],	\
> +		    "Disable Zvkned Extension"),			\
> +	OPT_BOOLEAN('\0', "disable-zvknha",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKNHA],	\
> +		    "Disable Zvknha Extension"),			\
> +	OPT_BOOLEAN('\0', "disable-zvknhb",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKNHB],	\
> +		    "Disable Zvknhb Extension"),			\
> +	OPT_BOOLEAN('\0', "disable-zvksed",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKSED],	\
> +		    "Disable Zvksed Extension"),			\
> +	OPT_BOOLEAN('\0', "disable-zvksh",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKSH],	\
> +		    "Disable Zvksh Extension"),				\
> +	OPT_BOOLEAN('\0', "disable-zvkt",				\
> +		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKT],	\
> +		    "Disable Zvkt Extension"),				\
>  	OPT_BOOLEAN('\0', "disable-sbi-legacy",				\
>  		    &(cfg)->sbi_ext_disabled[KVM_RISCV_SBI_EXT_V01],	\
>  		    "Disable SBI Legacy Extensions"),			\
> -- 
> 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 be87e9a..44058dc 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -44,6 +44,16 @@  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},
+	{"zvbb", KVM_RISCV_ISA_EXT_ZVBB},
+	{"zvbc", KVM_RISCV_ISA_EXT_ZVBC},
+	{"zvkb", KVM_RISCV_ISA_EXT_ZVKB},
+	{"zvkg", KVM_RISCV_ISA_EXT_ZVKG},
+	{"zvkned", KVM_RISCV_ISA_EXT_ZVKNED},
+	{"zvknha", KVM_RISCV_ISA_EXT_ZVKNHA},
+	{"zvknhb", KVM_RISCV_ISA_EXT_ZVKNHB},
+	{"zvksed", KVM_RISCV_ISA_EXT_ZVKSED},
+	{"zvksh", KVM_RISCV_ISA_EXT_ZVKSH},
+	{"zvkt", KVM_RISCV_ISA_EXT_ZVKT},
 };
 
 static void dump_fdt(const char *dtb_file, void *fdt)
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index 3764d7c..ae648ce 100644
--- a/riscv/include/kvm/kvm-config-arch.h
+++ b/riscv/include/kvm/kvm-config-arch.h
@@ -109,6 +109,36 @@  struct kvm_config_arch {
 	OPT_BOOLEAN('\0', "disable-zkt",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZKT],	\
 		    "Disable Zkt Extension"),				\
+	OPT_BOOLEAN('\0', "disable-zvbb",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVBB],	\
+		    "Disable Zvbb Extension"),				\
+	OPT_BOOLEAN('\0', "disable-zvbc",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVBC],	\
+		    "Disable Zvbc Extension"),				\
+	OPT_BOOLEAN('\0', "disable-zvkb",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKB],	\
+		    "Disable Zvkb Extension"),				\
+	OPT_BOOLEAN('\0', "disable-zvkg",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKG],	\
+		    "Disable Zvkg Extension"),				\
+	OPT_BOOLEAN('\0', "disable-zvkned",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKNED],	\
+		    "Disable Zvkned Extension"),			\
+	OPT_BOOLEAN('\0', "disable-zvknha",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKNHA],	\
+		    "Disable Zvknha Extension"),			\
+	OPT_BOOLEAN('\0', "disable-zvknhb",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKNHB],	\
+		    "Disable Zvknhb Extension"),			\
+	OPT_BOOLEAN('\0', "disable-zvksed",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKSED],	\
+		    "Disable Zvksed Extension"),			\
+	OPT_BOOLEAN('\0', "disable-zvksh",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKSH],	\
+		    "Disable Zvksh Extension"),				\
+	OPT_BOOLEAN('\0', "disable-zvkt",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKT],	\
+		    "Disable Zvkt Extension"),				\
 	OPT_BOOLEAN('\0', "disable-sbi-legacy",				\
 		    &(cfg)->sbi_ext_disabled[KVM_RISCV_SBI_EXT_V01],	\
 		    "Disable SBI Legacy Extensions"),			\