[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH for 8.2] target/riscv: Fix th.dcache.cval1 priviledge check
|
From: |
Christoph Müllner |
|
Subject: |
Re: [PATCH for 8.2] target/riscv: Fix th.dcache.cval1 priviledge check |
|
Date: |
Wed, 13 Dec 2023 08:00:00 +0100 |
On Fri, Dec 8, 2023 at 10:44 AM LIU Zhiwei <zhiwei_liu@linux.alibaba.com> wrote:
>
> According to the specification, the th.dcache.cvall1 can be executed
> under all priviledges.
> The specification about xtheadcmo located in,
> https://github.com/T-head-Semi/thead-extension-spec/blob/master/xtheadcmo/dcache_cval1.adoc
>
> Signed-off-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Christoph Muellner <christoph.muellner@vrull.eu>
> ---
> target/riscv/insn_trans/trans_xthead.c.inc | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/target/riscv/insn_trans/trans_xthead.c.inc
> b/target/riscv/insn_trans/trans_xthead.c.inc
> index 810d76665a..dbb6411239 100644
> --- a/target/riscv/insn_trans/trans_xthead.c.inc
> +++ b/target/riscv/insn_trans/trans_xthead.c.inc
> @@ -296,7 +296,7 @@ NOP_PRIVCHECK(th_dcache_csw, REQUIRE_XTHEADCMO,
> REQUIRE_PRIV_MS)
> NOP_PRIVCHECK(th_dcache_cisw, REQUIRE_XTHEADCMO, REQUIRE_PRIV_MS)
> NOP_PRIVCHECK(th_dcache_isw, REQUIRE_XTHEADCMO, REQUIRE_PRIV_MS)
> NOP_PRIVCHECK(th_dcache_cpal1, REQUIRE_XTHEADCMO, REQUIRE_PRIV_MS)
> -NOP_PRIVCHECK(th_dcache_cval1, REQUIRE_XTHEADCMO, REQUIRE_PRIV_MS)
> +NOP_PRIVCHECK(th_dcache_cval1, REQUIRE_XTHEADCMO, REQUIRE_PRIV_MSU)
>
> NOP_PRIVCHECK(th_icache_iall, REQUIRE_XTHEADCMO, REQUIRE_PRIV_MS)
> NOP_PRIVCHECK(th_icache_ialls, REQUIRE_XTHEADCMO, REQUIRE_PRIV_MS)
> --
> 2.17.1
>