Re: [PATCH v4 05/11] target/riscv: Add properties for counter delegation ISA extensions

[Alistair Francis]

On Wed, Dec 4, 2024 at 9:16 AM Atish Patra <atishp@rivosinc.com> wrote:
>
> This adds the properties for counter delegation ISA extensions
> (Smcdeleg/Ssccfg). Definitions of new registers and and implementation
> will come in the next set of patches.
>
> Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
> Signed-off-by: Atish Patra <atishp@rivosinc.com>

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>

Alistair

> ---
>  target/riscv/cpu.c     | 2 ++
>  target/riscv/cpu_cfg.h | 2 ++
>  2 files changed, 4 insertions(+)
>
> diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
> index 963f1f3af9ae..82edd28e2e1d 100644
> --- a/target/riscv/cpu.c
> +++ b/target/riscv/cpu.c
> @@ -184,11 +184,13 @@ const RISCVIsaExtData isa_edata_arr[] = {
>      ISA_EXT_DATA_ENTRY(zhinx, PRIV_VERSION_1_12_0, ext_zhinx),
>      ISA_EXT_DATA_ENTRY(zhinxmin, PRIV_VERSION_1_12_0, ext_zhinxmin),
>      ISA_EXT_DATA_ENTRY(smaia, PRIV_VERSION_1_12_0, ext_smaia),
> +    ISA_EXT_DATA_ENTRY(smcdeleg, PRIV_VERSION_1_13_0, ext_smcdeleg),
>      ISA_EXT_DATA_ENTRY(smcntrpmf, PRIV_VERSION_1_12_0, ext_smcntrpmf),
>      ISA_EXT_DATA_ENTRY(smcsrind, PRIV_VERSION_1_13_0, ext_smcsrind),
>      ISA_EXT_DATA_ENTRY(smepmp, PRIV_VERSION_1_12_0, ext_smepmp),
>      ISA_EXT_DATA_ENTRY(smstateen, PRIV_VERSION_1_12_0, ext_smstateen),
>      ISA_EXT_DATA_ENTRY(ssaia, PRIV_VERSION_1_12_0, ext_ssaia),
> +    ISA_EXT_DATA_ENTRY(ssccfg, PRIV_VERSION_1_13_0, ext_ssccfg),
>      ISA_EXT_DATA_ENTRY(ssccptr, PRIV_VERSION_1_11_0, has_priv_1_11),
>      ISA_EXT_DATA_ENTRY(sscofpmf, PRIV_VERSION_1_12_0, ext_sscofpmf),
>      ISA_EXT_DATA_ENTRY(sscounterenw, PRIV_VERSION_1_12_0, has_priv_1_12),
> diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h
> index 8b974255f6fb..ae2b019703fe 100644
> --- a/target/riscv/cpu_cfg.h
> +++ b/target/riscv/cpu_cfg.h
> @@ -78,6 +78,8 @@ struct RISCVCPUConfig {
>      bool ext_ztso;
>      bool ext_smstateen;
>      bool ext_sstc;
> +    bool ext_smcdeleg;
> +    bool ext_ssccfg;
>      bool ext_smcntrpmf;
>      bool ext_smcsrind;
>      bool ext_sscsrind;
>
> --
> 2.34.1
>
>