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Re: [PATCH v1 2/8] target/riscv: Define ePMP mseccfg
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From: |
Bin Meng |
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Subject: |
Re: [PATCH v1 2/8] target/riscv: Define ePMP mseccfg |
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Date: |
Wed, 7 Apr 2021 22:24:22 +0800 |
On Fri, Apr 2, 2021 at 8:49 PM Alistair Francis
<alistair.francis@wdc.com> wrote:
>
> From: Hou Weiying <weiying_hou@outlook.com>
>
> Use address 0x390 and 0x391 for the ePMP CSRs.
nits: remove one space before 0x390
>
> Signed-off-by: Hongzheng-Li <Ethan.Lee.QNL@gmail.com>
> Signed-off-by: Hou Weiying <weiying_hou@outlook.com>
> Signed-off-by: Myriad-Dreamin <camiyoru@gmail.com>
> Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
> Message-Id:
> <SG2PR02MB2634D85E5DF0C2BB540AE1BB93450@SG2PR02MB2634.apcprd02.prod.outlook.com>
> [ Changes by AF:
> - Tidy up commit message
> ]
> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
> ---
> target/riscv/cpu_bits.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/target/riscv/cpu_bits.h b/target/riscv/cpu_bits.h
> index caf4599207..32e1ee92dc 100644
> --- a/target/riscv/cpu_bits.h
> +++ b/target/riscv/cpu_bits.h
> @@ -232,6 +232,9 @@
> #define CSR_MTINST 0x34a
> #define CSR_MTVAL2 0x34b
>
> +/* Enhanced PMP */
nits: Enhanced Physical Memory Protection ?
> +#define CSR_MSECCFG 0x390
> +#define CSR_MSECCFGH 0x391
> /* Physical Memory Protection */
> #define CSR_PMPCFG0 0x3a0
> #define CSR_PMPCFG1 0x3a1
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Regards,
Bin
- [PATCH v1 0/8] RISC-V: Add support for ePMP v0.9.1, Alistair Francis, 2021/04/02
- [PATCH v1 2/8] target/riscv: Define ePMP mseccfg, Alistair Francis, 2021/04/02
- Re: [PATCH v1 2/8] target/riscv: Define ePMP mseccfg,
Bin Meng <=
- [PATCH v1 3/8] target/riscv: Add the ePMP feature, Alistair Francis, 2021/04/02
- [PATCH v1 1/8] target/riscv: Fix the PMP is locked check when using TOR, Alistair Francis, 2021/04/02
- [PATCH v1 4/8] target/riscv: Add ePMP CSR access functions, Alistair Francis, 2021/04/02
- [PATCH v1 5/8] target/riscv: Implementation of enhanced PMP (ePMP), Alistair Francis, 2021/04/02
- [PATCH v1 6/8] target/riscv: Add a config option for ePMP, Alistair Francis, 2021/04/02