Re: [PATCH v4 00/21] SError rework + RAS&IESB for firmware first support

gengdongjiu
2017-11-15T09:57:53Z

>
> (While VSESR_EL2 is 64bit[0], the value gets written into the ESR, which is
> 32bit, so I doubt the top 32bits can be used, currently they are all reserved.)

In fact the valid bits for vsesr_el2 is 25bit, which will set to ESR.ISS, bits [24:0].
ESR.IL and ESR.EC are not set by vsesr_el2.

>
> I'll go dig into how x86 uses this...
>
>
> Thanks!
>
> James
>
>
> [0]
> https://static.docs.arm.com/ddi0587/a/RAS%20Extension-release%20candidate_march_29.pdf
>
> .
>