void s390_cpu_list(FILE *f, fprintf_function print)
{
struct S390PrintCpuListInfo info = {
.f = f,
.print = print,
};
S390FeatGroup group;
S390Feat feat;
object_class_foreach(print_cpu_model_list, TYPE_S390_CPU, false, &info);
(*print)(f, "\nRecognized feature flags:\n");
for (feat = 0; feat < S390_FEAT_MAX; feat++) {
const S390FeatDef *def = s390_feat_def(feat);
(*print)(f, "%-20s %-50s\n", def->name, def->desc);
}
(*print)(f, "\nRecognized feature groups:\n");
for (group = 0; group < S390_FEAT_GROUP_MAX; group++) {
const S390FeatGroupDef *def = s390_feat_group_def(group);
(*print)(f, "%-20s %-50s\n", def->name, def->desc);
}
}
void s390_feat_bitmap_to_ascii(const S390FeatBitmap features, void *opaque,
void (*fn)(const char *name, void *opaque))
{
S390FeatBitmap bitmap, tmp;
S390FeatGroup group;
S390Feat feat;
bitmap_copy(bitmap, features, S390_FEAT_MAX);
/* process whole groups first */
for (group = 0; group < S390_FEAT_GROUP_MAX; group++) {
const S390FeatGroupDef *def = s390_feat_group_def(group);
bitmap_and(tmp, bitmap, def->feat, S390_FEAT_MAX);
if (bitmap_equal(tmp, def->feat, S390_FEAT_MAX)) {
bitmap_andnot(bitmap, bitmap, def->feat, S390_FEAT_MAX);
fn(def->name, opaque);
}
}
/* report leftovers as separate features */
feat = find_first_bit(bitmap, S390_FEAT_MAX);
while (feat < S390_FEAT_MAX) {
fn(s390_feat_def(feat)->name, opaque);
feat = find_next_bit(bitmap, S390_FEAT_MAX, feat + 1);
};
}
void s390_cpu_model_register_props(Object *obj)
{
S390FeatGroup group;
S390Feat feat;
for (feat = 0; feat < S390_FEAT_MAX; feat++) {
const S390FeatDef *def = s390_feat_def(feat);
object_property_add(obj, def->name, "bool", get_feature,
set_feature, NULL, (void *) feat, NULL);
object_property_set_description(obj, def->name, def->desc , NULL);
}
for (group = 0; group < S390_FEAT_GROUP_MAX; group++) {
const S390FeatGroupDef *def = s390_feat_group_def(group);
object_property_add(obj, def->name, "bool", get_feature_group,
set_feature_group, NULL, (void *) group, NULL);
object_property_set_description(obj, def->name, def->desc , NULL);
}
}
static void get_feature_group(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
S390FeatGroup group = (S390FeatGroup) opaque;
const S390FeatGroupDef *def = s390_feat_group_def(group);
S390CPU *cpu = S390_CPU(obj);
S390FeatBitmap tmp;
bool value;
if (!cpu->model) {
error_setg(errp, "Details about the host CPU model are not available, "
"features cannot be queried.");
return;
}
/* a group is enabled if all features are enabled */
bitmap_and(tmp, cpu->model->features, def->feat, S390_FEAT_MAX);
value = bitmap_equal(tmp, def->feat, S390_FEAT_MAX);
visit_type_bool(v, name, &value, errp);
}
static void set_feature_group(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
S390FeatGroup group = (S390FeatGroup) opaque;
const S390FeatGroupDef *def = s390_feat_group_def(group);
DeviceState *dev = DEVICE(obj);
S390CPU *cpu = S390_CPU(obj);
bool value;
if (dev->realized) {
error_setg(errp, "Attempt to set property '%s' on '%s' after "
"it was realized", name, object_get_typename(obj));
return;
} else if (!cpu->model) {
error_setg(errp, "Details about the host CPU model are not available, "
"features cannot be changed.");
return;
}
visit_type_bool(v, name, &value, errp);
if (*errp) {
return;
}
if (value) {
/* groups are added in one shot, so an intersect is sufficient */
if (!bitmap_intersects(def->feat, cpu->model->def->full_feat,
S390_FEAT_MAX)) {
error_setg(errp, "Group '%s' is not available for CPU model '%s',"
" it was introduced with later models.",
name, cpu->model->def->name);
return;
}
bitmap_or(cpu->model->features, cpu->model->features, def->feat,
S390_FEAT_MAX);
} else {
bitmap_andnot(cpu->model->features, cpu->model->features, def->feat,
S390_FEAT_MAX);
}
}
