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ARMv8-a trustzone如何处理中断

Hi all,

我现在有ca53 linux & optee,请问一个外部中断来了!gic是否先判断这个是security or non-security的中断??如果是security会被派送到哪呢??(BL31??) 如果是non-security就直接派送给linux ??

另外,VBAR_EL3是bl31初始化的??然后bl31跟optee都用这个??

对于有trustzone的情况下中断如何处理还不太清楚!哪份文档描述比较清楚??

thx 

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