Re: [RFC PATCH v4 05/22] target/arm: Support MSR access to ALLINT

[Richard Henderson]

On 2/27/24 23:29, Jinjie Ruan via wrote:
> Support ALLINT msr access as follow:
>         mrs <xt>, ALLINT  // read allint
>         msr ALLINT, <xt>  // write allint with imm
>
> Signed-off-by: Jinjie Ruan<ruanjinjie@huawei.com>
> ---
> v4:
> - Remove arm_is_el2_enabled() check in allint_check().
> - Change to env->pstate instead of env->allint.
> v3:
> - Remove EL0 check in aa64_allint_access() which alreay checks in .access
>    PL1_RW.
> - Use arm_hcrx_el2_eff() in aa64_allint_access() instead of env->cp15.hcrx_el2.
> - Make ALLINT msr access function controlled by aa64_nmi.
> ---
>   target/arm/helper.c | 34 ++++++++++++++++++++++++++++++++++
>   1 file changed, 34 insertions(+)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~