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[PATCH 06/12] target/s390x: add zpci-interp to cpu models


From: Matthew Rosato
Subject: [PATCH 06/12] target/s390x: add zpci-interp to cpu models
Date: Tue, 7 Dec 2021 16:04:19 -0500

The zpci-interp feature is used to specify whether zPCI interpretation is
to be used for this guest.

Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
---
 target/s390x/cpu_features_def.h.inc | 1 +
 target/s390x/gen-features.c         | 2 ++
 target/s390x/kvm/kvm.c              | 1 +
 3 files changed, 4 insertions(+)

diff --git a/target/s390x/cpu_features_def.h.inc 
b/target/s390x/cpu_features_def.h.inc
index e86662bb3b..4ade3182aa 100644
--- a/target/s390x/cpu_features_def.h.inc
+++ b/target/s390x/cpu_features_def.h.inc
@@ -146,6 +146,7 @@ DEF_FEAT(SIE_CEI, "cei", SCLP_CPU, 43, "SIE: 
Conditional-external-interception f
 DEF_FEAT(DAT_ENH_2, "dateh2", MISC, 0, "DAT-enhancement facility 2")
 DEF_FEAT(CMM, "cmm", MISC, 0, "Collaborative-memory-management facility")
 DEF_FEAT(AP, "ap", MISC, 0, "AP instructions installed")
+DEF_FEAT(ZPCI_INTERP, "zpci-interp", MISC, 0, "zPCI interpretation")
 
 /* Features exposed via the PLO instruction. */
 DEF_FEAT(PLO_CL, "plo-cl", PLO, 0, "PLO Compare and load (32 bit in general 
registers)")
diff --git a/target/s390x/gen-features.c b/target/s390x/gen-features.c
index 7cb1a6ec10..7005d22415 100644
--- a/target/s390x/gen-features.c
+++ b/target/s390x/gen-features.c
@@ -554,6 +554,7 @@ static uint16_t full_GEN14_GA1[] = {
     S390_FEAT_HPMA2,
     S390_FEAT_SIE_KSS,
     S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF,
+    S390_FEAT_ZPCI_INTERP,
 };
 
 #define full_GEN14_GA2 EmptyFeat
@@ -650,6 +651,7 @@ static uint16_t default_GEN14_GA1[] = {
     S390_FEAT_GROUP_MSA_EXT_8,
     S390_FEAT_MULTIPLE_EPOCH,
     S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF,
+    S390_FEAT_ZPCI_INTERP,
 };
 
 #define default_GEN14_GA2 EmptyFeat
diff --git a/target/s390x/kvm/kvm.c b/target/s390x/kvm/kvm.c
index 5b1fdb55c4..b13d78f988 100644
--- a/target/s390x/kvm/kvm.c
+++ b/target/s390x/kvm/kvm.c
@@ -2290,6 +2290,7 @@ static int kvm_to_feat[][2] = {
     { KVM_S390_VM_CPU_FEAT_PFMFI, S390_FEAT_SIE_PFMFI},
     { KVM_S390_VM_CPU_FEAT_SIGPIF, S390_FEAT_SIE_SIGPIF},
     { KVM_S390_VM_CPU_FEAT_KSS, S390_FEAT_SIE_KSS},
+    { KVM_S390_VM_CPU_FEAT_ZPCI_INTERP, S390_FEAT_ZPCI_INTERP },
 };
 
 static int query_cpu_feat(S390FeatBitmap features)
-- 
2.27.0




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