Re: [PATCH v4 1/6] target/riscv: add ssu64xl

[Alistair Francis]

On Thu, Jan 16, 2025 at 4:45 AM Daniel Henrique Barboza
<dbarboza@ventanamicro.com> wrote:
>
> ssu64xl is defined in RVA22 as:
>
> "sstatus.UXL must be capable of holding the value 2 (i.e., UXLEN=64 must
> be supported)."
>
> This is always true in TCG and it's mandatory for RVA23, so claim
> support for it.
>
> Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
> Reviewed-by: Andrew Jones <ajones@ventanamicro.com>

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

Alistair

> ---
>  target/riscv/cpu.c                |   1 +
>  tests/data/acpi/riscv64/virt/RHCT | Bin 390 -> 398 bytes
>  2 files changed, 1 insertion(+)
>
> diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
> index 3d4bd157d2..b187ef2e4b 100644
> --- a/target/riscv/cpu.c
> +++ b/target/riscv/cpu.c
> @@ -213,6 +213,7 @@ const RISCVIsaExtData isa_edata_arr[] = {
>      ISA_EXT_DATA_ENTRY(sstc, PRIV_VERSION_1_12_0, ext_sstc),
>      ISA_EXT_DATA_ENTRY(sstvala, PRIV_VERSION_1_12_0, has_priv_1_12),
>      ISA_EXT_DATA_ENTRY(sstvecd, PRIV_VERSION_1_12_0, has_priv_1_12),
> +    ISA_EXT_DATA_ENTRY(ssu64xl, PRIV_VERSION_1_12_0, has_priv_1_12),
>      ISA_EXT_DATA_ENTRY(supm, PRIV_VERSION_1_13_0, ext_supm),
>      ISA_EXT_DATA_ENTRY(svade, PRIV_VERSION_1_11_0, ext_svade),
>      ISA_EXT_DATA_ENTRY(svadu, PRIV_VERSION_1_12_0, ext_svadu),
> diff --git a/tests/data/acpi/riscv64/virt/RHCT 
> b/tests/data/acpi/riscv64/virt/RHCT
> index 
> 695022d56c4ac16607d4c622955ad339fbbfe997..b14ec15e553200760a63aad65586913d31ea2edc
>  100644
> GIT binary patch
> delta 48
> zcmZo;?qlW(@^B96V`N}pOqj@Jz^cQ@$e^;(o|BQSxYW#~B4@H2qXkC_BLhPoBLf2f
> D`wIz-
>
> delta 41
> wcmeBUZe!*O@^B7mV`N}poG_8gfK`Q&kwIpoJtyPj07f&87)Az$G)4vn0JA^`U;qFB
>
> --
> 2.47.1
>
>