On 6/17/19 10:53 AM, Peter Maydell wrote:
> To prevent execution priority remaining negative if the guest
> returns from an NMI or HardFault with a corrupted IPSR, the
> v8M interrupt deactivation process forces the HardFault and NMI
> to inactive based on the current raw execution priority,
> even if the interrupt the guest is trying to deactivate
> is something else. In the pseudocode this is done in the
> Deactivate() function.
> 
> Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
> ---
>  hw/intc/armv7m_nvic.c | 40 +++++++++++++++++++++++++++++++++++-----
>  1 file changed, 35 insertions(+), 5 deletions(-)

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


r~

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