s390x/cpumodel: add esop/esop2 to z12 model

Add esop and esop2 features to z12 model where esop2 was originally
introduced. Disable esop and esop2 when using compatibility machine
v2.9 or earlier.
Signed-off-by: NJason J. Herne <jjherne@linux.vnet.ibm.com>
Acked-by: NChristian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: NCornelia Huck <cohuck@redhat.com>
Signed-off-by: NChristian Borntraeger <borntraeger@de.ibm.com>

hw/s390x/s390-virtio-ccw.c

@@ -30,6 +30,7 @@
 #include "hw/s390x/s390-virtio-ccw.h"
 #include "hw/s390x/css-bridge.h"
 #include "migration/register.h"
+#include "cpu_models.h"
 
 static const char *const reset_dev_types[] = {
     TYPE_VIRTUAL_CSS_BRIDGE,
@@ -503,6 +504,8 @@ DEFINE_CCW_MACHINE(2_10, "2.10", true);
 static void ccw_machine_2_9_instance_options(MachineState *machine)
 {
     ccw_machine_2_10_instance_options(machine);
+    s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP);
+    s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2);
     s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI);
     s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION);
     s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION);

target/s390x/gen-features.c

@@ -429,6 +429,7 @@ static uint16_t full_GEN12_GA1[] = {
     S390_FEAT_ADAPTER_EVENT_NOTIFICATION,
     S390_FEAT_ADAPTER_INT_SUPPRESSION,
     S390_FEAT_EDAT_2,
+    S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2,
 };
 
 static uint16_t full_GEN12_GA2[] = {
@@ -488,6 +489,8 @@ static uint16_t default_GEN12_GA1[] = {
     S390_FEAT_ZPCI,
     S390_FEAT_ADAPTER_EVENT_NOTIFICATION,
     S390_FEAT_EDAT_2,
+    S390_FEAT_ESOP,
+    S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2,
 };
 
 #define default_GEN12_GA2 EmptyFeat