[PATCH v2 17/30] hw/arm/bcm2836: Only provide "enabled-cpus" property to multicore SoCs

["Philippe Mathieu-Daudé" <f4bug@amsat.org>]

It makes no sense to set enabled-cpus=0 on single core SoCs.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 hw/arm/bcm2836.c | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/hw/arm/bcm2836.c b/hw/arm/bcm2836.c
index 3b95ad11e9..caaa4b625e 100644
--- a/hw/arm/bcm2836.c
+++ b/hw/arm/bcm2836.c
@@ -32,6 +32,9 @@ typedef struct BCM283XClass {
 #define BCM283X_GET_CLASS(obj) \
     OBJECT_GET_CLASS(BCM283XClass, (obj), TYPE_BCM283X)
 
+static Property bcm2836_enabled_cores_property =
+    DEFINE_PROP_UINT32("enabled-cpus", BCM283XState, enabled_cpus, 0);
+
 static void bcm2836_init(Object *obj)
 {
     BCM283XState *s = BCM283X(obj);
@@ -43,6 +46,10 @@ static void bcm2836_init(Object *obj)
                                 sizeof(s->cpu[n].core), bc->cpu_type,
                                 &error_abort, NULL);
     }
+    if (bc->core_count) {
+        qdev_property_add_static(DEVICE(obj), &bcm2836_enabled_cores_property);
+        qdev_prop_set_uint32(DEVICE(obj), "enabled-cpus", bc->core_count);
+    }
 
     sysbus_init_child_obj(obj, "control", &s->control, sizeof(s->control),
                           TYPE_BCM2836_CONTROL);
@@ -154,12 +161,6 @@ static void bcm2836_realize(DeviceState *dev, Error **errp)
     }
 }
 
-static Property bcm2836_props[] = {
-    DEFINE_PROP_UINT32("enabled-cpus", BCM283XState, enabled_cpus,
-                       BCM283X_NCPUS),
-    DEFINE_PROP_END_OF_LIST()
-};
-
 static void bcm283x_class_init(ObjectClass *oc, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(oc);
@@ -179,7 +180,6 @@ static void bcm2836_class_init(ObjectClass *oc, void *data)
     bc->ctrl_base = 0x40000000;
     bc->clusterid = 0xf;
     dc->realize = bcm2836_realize;
-    device_class_set_props(dc, bcm2836_props);
 };
 
 #ifdef TARGET_AARCH64
@@ -194,7 +194,6 @@ static void bcm2837_class_init(ObjectClass *oc, void *data)
     bc->ctrl_base = 0x40000000;
     bc->clusterid = 0x0;
     dc->realize = bcm2836_realize;
-    device_class_set_props(dc, bcm2836_props);
 };
 #endif
 
-- 
2.21.1