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Re: [PATCH v12 12/23] target/arm: Handle NMI in arm_cpu_do_interrupt_aar


From: Peter Maydell
Subject: Re: [PATCH v12 12/23] target/arm: Handle NMI in arm_cpu_do_interrupt_aarch64()
Date: Thu, 4 Apr 2024 15:21:17 +0100

On Wed, 3 Apr 2024 at 11:18, Jinjie Ruan <ruanjinjie@huawei.com> wrote:
>
> According to Arm GIC section 4.6.3 Interrupt superpriority, the interrupt
> with superpriority is always IRQ, never FIQ, so the NMI exception trap entry
> behave like IRQ. And VINMI(vIRQ with Superpriority) can be raised from the
> GIC or come from the hcrx_el2.HCRX_VINMI bit, VFNMI(vFIQ with Superpriority)
> come from the hcrx_el2.HCRX_VFNMI bit.
>
> Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM



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