Introduce DEVICE_CATEGORY_CPU for CPU devices

Now that CPUs show up in the help text of "-device ?",
we should group them into an appropriate category.
Signed-off-by: NThomas Huth <thuth@redhat.com>
Reviewed-by: NEduardo Habkost <ehabkost@redhat.com>
Message-Id: <1484917276-7107-1-git-send-email-thuth@redhat.com>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>

hw/cpu/core.c

@@ -72,10 +72,18 @@ static void cpu_core_instance_init(Object *obj)
     core->nr_threads = smp_threads;
 }
 
+static void cpu_core_class_init(ObjectClass *oc, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(oc);
+
+    set_bit(DEVICE_CATEGORY_CPU, dc->categories);
+}
+
 static const TypeInfo cpu_core_type_info = {
     .name = TYPE_CPU_CORE,
     .parent = TYPE_DEVICE,
     .abstract = true,
+    .class_init = cpu_core_class_init,
     .instance_size = sizeof(CPUCore),
     .instance_init = cpu_core_instance_init,
 };

include/hw/qdev-core.h

@@ -26,6 +26,7 @@ typedef enum DeviceCategory {
     DEVICE_CATEGORY_DISPLAY,
     DEVICE_CATEGORY_SOUND,
     DEVICE_CATEGORY_MISC,
+    DEVICE_CATEGORY_CPU,
     DEVICE_CATEGORY_MAX
 } DeviceCategory;
 

qdev-monitor.c

@@ -137,6 +137,7 @@ static void qdev_print_devinfos(bool show_no_user)
         [DEVICE_CATEGORY_DISPLAY] = "Display",
         [DEVICE_CATEGORY_SOUND]   = "Sound",
         [DEVICE_CATEGORY_MISC]    = "Misc",
+        [DEVICE_CATEGORY_CPU]     = "CPU",
         [DEVICE_CATEGORY_MAX]     = "Uncategorized",
     };
     GSList *list, *elt;

qom/cpu.c

@@ -415,6 +415,7 @@ static void cpu_class_init(ObjectClass *klass, void *data)
     k->cpu_exec_enter = cpu_common_noop;
     k->cpu_exec_exit = cpu_common_noop;
     k->cpu_exec_interrupt = cpu_common_exec_interrupt;
+    set_bit(DEVICE_CATEGORY_CPU, dc->categories);
     dc->realize = cpu_common_realizefn;
     dc->unrealize = cpu_common_unrealizefn;
     /*