Re: [RFC PATCH v2 06/22] target/arm: Add support for Non-maskable Interrupt

[Jinjie Ruan via]

On 2024/2/22 5:23, Richard Henderson wrote:
> On 2/21/24 03:08, Jinjie Ruan via wrote:
>> This only implements the external delivery method via the GICv3.
>>
>> Signed-off-by: Jinjie Ruan <ruanjin...@huawei.com>
>> ---
>>   target/arm/cpu-qom.h |  3 ++-
>>   target/arm/cpu.c     | 39 ++++++++++++++++++++++++++++++++++-----
>>   target/arm/cpu.h     |  2 ++
>>   target/arm/helper.c  |  1 +
>>   4 files changed, 39 insertions(+), 6 deletions(-)
>>
>> diff --git a/target/arm/cpu-qom.h b/target/arm/cpu-qom.h
>> index 8e032691db..66d555a605 100644
>> --- a/target/arm/cpu-qom.h
>> +++ b/target/arm/cpu-qom.h
>> @@ -36,11 +36,12 @@ DECLARE_CLASS_CHECKERS(AArch64CPUClass, AARCH64_CPU,
>>   #define ARM_CPU_TYPE_SUFFIX "-" TYPE_ARM_CPU
>>   #define ARM_CPU_TYPE_NAME(name) (name ARM_CPU_TYPE_SUFFIX)
>>   -/* Meanings of the ARMCPU object's four inbound GPIO lines */
>> +/* Meanings of the ARMCPU object's five inbound GPIO lines */
>>   #define ARM_CPU_IRQ 0
>>   #define ARM_CPU_FIQ 1
>>   #define ARM_CPU_VIRQ 2
>>   #define ARM_CPU_VFIQ 3
>> +#define ARM_CPU_NMI 4
> 
> You need a 6th GPIO for vNMI.
Thank you! I'll fix it.
> 
> 
> r~