diff options
| author | David Hildenbrand <dahi@linux.vnet.ibm.com> | 2016-09-05 10:52:30 +0200 |
|---|---|---|
| committer | Cornelia Huck <cornelia.huck@de.ibm.com> | 2016-09-06 17:06:50 +0200 |
| commit | 059be520d519565636f73496c20b2b8d331fa865 (patch) | |
| tree | c8cb8c7ff40dbae188eafd994d98f7c7a806c466 /target-s390x/cpu_models.h | |
| parent | 4dd4200ee7b4bc4b383932720bc53accf85cc8b2 (diff) | |
s390x/sclp: propagate the ibc val (lowest and unblocked ibc)
If we have a lowest ibc, we can indicate the ibc to the guest.
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Message-Id: <20160905085244.99980-17-dahi@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'target-s390x/cpu_models.h')
| -rw-r--r-- | target-s390x/cpu_models.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/target-s390x/cpu_models.h b/target-s390x/cpu_models.h index b80883caa0..5e870ec05d 100644 --- a/target-s390x/cpu_models.h +++ b/target-s390x/cpu_models.h @@ -49,6 +49,18 @@ typedef struct S390CPUModel { uint8_t cpu_ver; /* CPU version, usually "ff" for kvm */ } S390CPUModel; +#define S390_GEN_Z10 0xa + +uint32_t s390_get_ibc_val(void); +static inline uint16_t s390_ibc_from_cpu_model(const S390CPUModel *model) +{ + uint16_t ibc = 0; + + if (model->def->gen >= S390_GEN_Z10) { + ibc = ((model->def->gen - S390_GEN_Z10) << 4) + model->def->ec_ga; + } + return ibc; +} void s390_get_feat_block(S390FeatType type, uint8_t *data); bool s390_has_feat(S390Feat feat); |