target-lm32: Introduce QOM realizefn for LM32CPU

Introduce a realizefn and set realized = true in cpu_lm32_init().

Also move cpu_reset() call from initfn to realizefn.
Signed-off-by: NAndreas Färber <afaerber@suse.de>

target-lm32/cpu-qom.h

@@ -34,6 +34,7 @@
 
 /**
  * LM32CPUClass:
+ * @parent_realize: The parent class' realize handler.
  * @parent_reset: The parent class' reset handler.
  *
  * A LatticeMico32 CPU model.
@@ -43,6 +44,7 @@ typedef struct LM32CPUClass {
     CPUClass parent_class;
     /*< public >*/
 
+    DeviceRealize parent_realize;
     void (*parent_reset)(CPUState *cpu);
 } LM32CPUClass;
 

target-lm32/cpu.c

@@ -42,6 +42,18 @@ static void lm32_cpu_reset(CPUState *s)
     memset(env, 0, offsetof(CPULM32State, breakpoints));
 }
 
+static void lm32_cpu_realizefn(DeviceState *dev, Error **errp)
+{
+    LM32CPU *cpu = LM32_CPU(dev);
+    LM32CPUClass *lcc = LM32_CPU_GET_CLASS(dev);
+
+    cpu_reset(CPU(cpu));
+
+    qemu_init_vcpu(&cpu->env);
+
+    lcc->parent_realize(dev, errp);
+}
+
 static void lm32_cpu_initfn(Object *obj)
 {
     LM32CPU *cpu = LM32_CPU(obj);
@@ -50,14 +62,16 @@ static void lm32_cpu_initfn(Object *obj)
     cpu_exec_init(env);
 
     env->flags = 0;
-
-    cpu_reset(CPU(cpu));
 }
 
 static void lm32_cpu_class_init(ObjectClass *oc, void *data)
 {
     LM32CPUClass *lcc = LM32_CPU_CLASS(oc);
     CPUClass *cc = CPU_CLASS(oc);
+    DeviceClass *dc = DEVICE_CLASS(oc);
+
+    lcc->parent_realize = dc->realize;
+    dc->realize = lm32_cpu_realizefn;
 
     lcc->parent_reset = cc->reset;
     cc->reset = lm32_cpu_reset;

target-lm32/helper.c

@@ -212,13 +212,13 @@ LM32CPU *cpu_lm32_init(const char *cpu_model)
     env->num_wps = def->num_watchpoints;
     env->cfg = cfg_by_def(def);
 
-    qemu_init_vcpu(env);
-
     if (tcg_enabled() && !tcg_initialized) {
         tcg_initialized = 1;
         lm32_translate_init();
     }
 
+    object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
+
     return cpu;
 }