target/riscv/kvm: Add some exts support

[PATCH] target/riscv/kvm: Add some exts support

Posted by zhouquan@iscas.ac.cn 1 month, 1 week ago

From: Quan Zhou <zhouquan@iscas.ac.cn>

When the Sscofpmf/Svade/Svadu/Smnpm/Ssnpm exts is available
expose it to the guest so that guest can use it.

Signed-off-by: Quan Zhou <zhouquan@iscas.ac.cn>
---
 target/riscv/kvm/kvm-cpu.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c
index 23ce779359..06a9f30841 100644
--- a/target/riscv/kvm/kvm-cpu.c
+++ b/target/riscv/kvm/kvm-cpu.c
@@ -319,9 +319,14 @@ static KVMCPUConfig kvm_multi_ext_cfgs[] = {
     KVM_EXT_CFG("zvksed", ext_zvksed, KVM_RISCV_ISA_EXT_ZVKSED),
     KVM_EXT_CFG("zvksh", ext_zvksh, KVM_RISCV_ISA_EXT_ZVKSH),
     KVM_EXT_CFG("zvkt", ext_zvkt, KVM_RISCV_ISA_EXT_ZVKT),
+    KVM_EXT_CFG("smnpm", ext_smnpm, KVM_RISCV_ISA_EXT_SMNPM),
     KVM_EXT_CFG("smstateen", ext_smstateen, KVM_RISCV_ISA_EXT_SMSTATEEN),
     KVM_EXT_CFG("ssaia", ext_ssaia, KVM_RISCV_ISA_EXT_SSAIA),
+    KVM_EXT_CFG("sscofpmf", ext_sscofpmf, KVM_RISCV_ISA_EXT_SSCOFPMF),
+    KVM_EXT_CFG("ssnpm", ext_ssnpm, KVM_RISCV_ISA_EXT_SSNPM),
     KVM_EXT_CFG("sstc", ext_sstc, KVM_RISCV_ISA_EXT_SSTC),
+    KVM_EXT_CFG("svade", ext_svade, KVM_RISCV_ISA_EXT_SVADE),
+    KVM_EXT_CFG("svadu", ext_svadu, KVM_RISCV_ISA_EXT_SVADU),
     KVM_EXT_CFG("svinval", ext_svinval, KVM_RISCV_ISA_EXT_SVINVAL),
     KVM_EXT_CFG("svnapot", ext_svnapot, KVM_RISCV_ISA_EXT_SVNAPOT),
     KVM_EXT_CFG("svpbmt", ext_svpbmt, KVM_RISCV_ISA_EXT_SVPBMT),
-- 
2.34.1

Re: [PATCH] target/riscv/kvm: Add some exts support

Posted by Alistair Francis 1 month ago

On Mon, Feb 24, 2025 at 2:46 PM <zhouquan@iscas.ac.cn> wrote:
>
> From: Quan Zhou <zhouquan@iscas.ac.cn>
>
> When the Sscofpmf/Svade/Svadu/Smnpm/Ssnpm exts is available
> expose it to the guest so that guest can use it.
>
> Signed-off-by: Quan Zhou <zhouquan@iscas.ac.cn>

Thanks!

Applied to riscv-to-apply.next

Alistair

> ---
>  target/riscv/kvm/kvm-cpu.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c
> index 23ce779359..06a9f30841 100644
> --- a/target/riscv/kvm/kvm-cpu.c
> +++ b/target/riscv/kvm/kvm-cpu.c
> @@ -319,9 +319,14 @@ static KVMCPUConfig kvm_multi_ext_cfgs[] = {
>      KVM_EXT_CFG("zvksed", ext_zvksed, KVM_RISCV_ISA_EXT_ZVKSED),
>      KVM_EXT_CFG("zvksh", ext_zvksh, KVM_RISCV_ISA_EXT_ZVKSH),
>      KVM_EXT_CFG("zvkt", ext_zvkt, KVM_RISCV_ISA_EXT_ZVKT),
> +    KVM_EXT_CFG("smnpm", ext_smnpm, KVM_RISCV_ISA_EXT_SMNPM),
>      KVM_EXT_CFG("smstateen", ext_smstateen, KVM_RISCV_ISA_EXT_SMSTATEEN),
>      KVM_EXT_CFG("ssaia", ext_ssaia, KVM_RISCV_ISA_EXT_SSAIA),
> +    KVM_EXT_CFG("sscofpmf", ext_sscofpmf, KVM_RISCV_ISA_EXT_SSCOFPMF),
> +    KVM_EXT_CFG("ssnpm", ext_ssnpm, KVM_RISCV_ISA_EXT_SSNPM),
>      KVM_EXT_CFG("sstc", ext_sstc, KVM_RISCV_ISA_EXT_SSTC),
> +    KVM_EXT_CFG("svade", ext_svade, KVM_RISCV_ISA_EXT_SVADE),
> +    KVM_EXT_CFG("svadu", ext_svadu, KVM_RISCV_ISA_EXT_SVADU),
>      KVM_EXT_CFG("svinval", ext_svinval, KVM_RISCV_ISA_EXT_SVINVAL),
>      KVM_EXT_CFG("svnapot", ext_svnapot, KVM_RISCV_ISA_EXT_SVNAPOT),
>      KVM_EXT_CFG("svpbmt", ext_svpbmt, KVM_RISCV_ISA_EXT_SVPBMT),
> --
> 2.34.1
>
>

Re: [PATCH] target/riscv/kvm: Add some exts support

Posted by Daniel Henrique Barboza 1 month ago


On 2/24/25 1:39 AM, zhouquan@iscas.ac.cn wrote:
> From: Quan Zhou <zhouquan@iscas.ac.cn>
> 
> When the Sscofpmf/Svade/Svadu/Smnpm/Ssnpm exts is available
> expose it to the guest so that guest can use it.
> 
> Signed-off-by: Quan Zhou <zhouquan@iscas.ac.cn>
> ---

Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>

>   target/riscv/kvm/kvm-cpu.c | 5 +++++
>   1 file changed, 5 insertions(+)
> 
> diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c
> index 23ce779359..06a9f30841 100644
> --- a/target/riscv/kvm/kvm-cpu.c
> +++ b/target/riscv/kvm/kvm-cpu.c
> @@ -319,9 +319,14 @@ static KVMCPUConfig kvm_multi_ext_cfgs[] = {
>       KVM_EXT_CFG("zvksed", ext_zvksed, KVM_RISCV_ISA_EXT_ZVKSED),
>       KVM_EXT_CFG("zvksh", ext_zvksh, KVM_RISCV_ISA_EXT_ZVKSH),
>       KVM_EXT_CFG("zvkt", ext_zvkt, KVM_RISCV_ISA_EXT_ZVKT),
> +    KVM_EXT_CFG("smnpm", ext_smnpm, KVM_RISCV_ISA_EXT_SMNPM),
>       KVM_EXT_CFG("smstateen", ext_smstateen, KVM_RISCV_ISA_EXT_SMSTATEEN),
>       KVM_EXT_CFG("ssaia", ext_ssaia, KVM_RISCV_ISA_EXT_SSAIA),
> +    KVM_EXT_CFG("sscofpmf", ext_sscofpmf, KVM_RISCV_ISA_EXT_SSCOFPMF),
> +    KVM_EXT_CFG("ssnpm", ext_ssnpm, KVM_RISCV_ISA_EXT_SSNPM),
>       KVM_EXT_CFG("sstc", ext_sstc, KVM_RISCV_ISA_EXT_SSTC),
> +    KVM_EXT_CFG("svade", ext_svade, KVM_RISCV_ISA_EXT_SVADE),
> +    KVM_EXT_CFG("svadu", ext_svadu, KVM_RISCV_ISA_EXT_SVADU),
>       KVM_EXT_CFG("svinval", ext_svinval, KVM_RISCV_ISA_EXT_SVINVAL),
>       KVM_EXT_CFG("svnapot", ext_svnapot, KVM_RISCV_ISA_EXT_SVNAPOT),
>       KVM_EXT_CFG("svpbmt", ext_svpbmt, KVM_RISCV_ISA_EXT_SVPBMT),