On Thu, Jun 30, 2022 at 7:31 AM Alistair Francis
<[email protected]> wrote:
>
> From: Alistair Francis <[email protected]>
>
> There is nothing in the RISC-V spec that mandates version 1.12 is
> required for ePMP and there is currently hardware [1] that implements
> ePMP (a draft version though) with the 1.11 priv spec.
>
> 1: https://ibex-core.readthedocs.io/en/latest/01_overview/compliance.html
>
> Fixes: a4b2fa433125af0305b0695d7f8dda61db3364b0 target/riscv: Introduce
> privilege version field in the CSR ops.
The format is
Fixes: 12 digits commit id ("commit title")
> Signed-off-by: Alistair Francis <[email protected]>
> ---
> target/riscv/csr.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/target/riscv/csr.c b/target/riscv/csr.c
> index 6dbe9b541f..6379bef5a5 100644
> --- a/target/riscv/csr.c
> +++ b/target/riscv/csr.c
> @@ -3561,7 +3561,7 @@ riscv_csr_operations csr_ops[CSR_TABLE_SIZE] = {
>
> /* Physical Memory Protection */
> [CSR_MSECCFG] = { "mseccfg", epmp, read_mseccfg, write_mseccfg,
> - .min_priv_ver = PRIV_VERSION_1_12_0 },
> + .min_priv_ver = PRIV_VERSION_1_11_0 },
> [CSR_PMPCFG0] = { "pmpcfg0", pmp, read_pmpcfg, write_pmpcfg },
> [CSR_PMPCFG1] = { "pmpcfg1", pmp, read_pmpcfg, write_pmpcfg },
> [CSR_PMPCFG2] = { "pmpcfg2", pmp, read_pmpcfg, write_pmpcfg },
> --
>
Other than that,
Reviewed-by: Bin Meng <[email protected]>
