On Tue, 17 Apr 2018 20:21:31 +0200
Christian Borntraeger <borntrae...@de.ibm.com> wrote:
> On 04/16/2018 05:44 PM, David Hildenbrand wrote:
> >
> >>
> >> diff --git a/target/s390x/gen-features.c b/target/s390x/gen-features.c
> >> index 0cdbc15..0d5b0f7 100644
> >> --- a/target/s390x/gen-features.c
> >> +++ b/target/s390x/gen-features.c
> >> @@ -447,6 +447,9 @@ static uint16_t full_GEN12_GA1[] = {
> >> S390_FEAT_ADAPTER_INT_SUPPRESSION,
> >> S390_FEAT_EDAT_2,
> >> S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2,
> >> + S390_FEAT_AP_QUERY_CONFIG_INFO,
> >> + S390_FEAT_AP_FACILITIES_TEST,
> >> + S390_FEAT_AP,
> >> };
> >>
> >
> > Now I have to ask a very stupid question:
> >
> > I heard that the execution controls in the SIE block for AP are one of
> > the oldest ones we have around. How can it be that the AP feature cannot
> > be used before zEC12?
>
> It was a suggestion from the crypto team due to testability. Nobody has a z196
> with the older cards.
>
Might be worth adding a note to that respect?
