Re: [PATCH v9 4/4] target/riscv: smstateen knobs

[Alistair Francis]

On Mon, Sep 19, 2022 at 4:58 PM Mayuresh Chitale
<mchitale@ventanamicro.com> wrote:
>
> Add knobs to allow users to enable smstateen and also export it via the
> ISA extension string.
>
> Signed-off-by: Mayuresh Chitale <mchitale@ventanamicro.com>
> Reviewed-by: Weiwei Li<liweiwei@iscas.ac.cn>

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

Alistair

> ---
>  target/riscv/cpu.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
> index aee14a239a..1252ca71b3 100644
> --- a/target/riscv/cpu.c
> +++ b/target/riscv/cpu.c
> @@ -102,6 +102,7 @@ static const struct isa_ext_data isa_edata_arr[] = {
>      ISA_EXT_DATA_ENTRY(zhinx, true, PRIV_VERSION_1_12_0, ext_zhinx),
>      ISA_EXT_DATA_ENTRY(zhinxmin, true, PRIV_VERSION_1_12_0, ext_zhinxmin),
>      ISA_EXT_DATA_ENTRY(smaia, true, PRIV_VERSION_1_12_0, ext_smaia),
> +    ISA_EXT_DATA_ENTRY(smstateen, true, PRIV_VERSION_1_12_0, ext_smstateen),
>      ISA_EXT_DATA_ENTRY(ssaia, true, PRIV_VERSION_1_12_0, ext_ssaia),
>      ISA_EXT_DATA_ENTRY(sscofpmf, true, PRIV_VERSION_1_12_0, ext_sscofpmf),
>      ISA_EXT_DATA_ENTRY(sstc, true, PRIV_VERSION_1_12_0, ext_sstc),
> @@ -1021,6 +1022,7 @@ static Property riscv_cpu_extensions[] = {
>      DEFINE_PROP_UINT16("vlen", RISCVCPU, cfg.vlen, 128),
>      DEFINE_PROP_UINT16("elen", RISCVCPU, cfg.elen, 64),
>
> +    DEFINE_PROP_BOOL("smstateen", RISCVCPU, cfg.ext_smstateen, false),
>      DEFINE_PROP_BOOL("svinval", RISCVCPU, cfg.ext_svinval, false),
>      DEFINE_PROP_BOOL("svnapot", RISCVCPU, cfg.ext_svnapot, false),
>      DEFINE_PROP_BOOL("svpbmt", RISCVCPU, cfg.ext_svpbmt, false),
> --
> 2.25.1
>
>