target/cris: Convert to 3-phase reset

Convert the cris CPU class to use 3-phase reset, so it doesn't
need to use device_class_set_parent_reset() any more.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Edgar E. Iglesias <edgar@zeroasic.com>
Message-id: 20221124115023.2437291-5-peter.maydell@linaro.org

diff --git a/target/cris/cpu-qom.h b/target/cris/cpu-qom.h
index 71e8af0e70a4f42dc3ff5662acba710a59afe66c..431a1d536a96c288525067e586b4b35c3ae2b439 100644 (file)
--- a/target/cris/cpu-qom.h
+++ b/target/cris/cpu-qom.h
@@ -30,7 +30,7 @@ OBJECT_DECLARE_CPU_TYPE(CRISCPU, CRISCPUClass, CRIS_CPU)
 /**
  * CRISCPUClass:
  * @parent_realize: The parent class' realize handler.
- * @parent_reset: The parent class' reset handler.
+ * @parent_phases: The parent class' reset phase handlers.
  * @vr: Version Register value.
  *
  * A CRIS CPU model.
@@ -41,7 +41,7 @@ struct CRISCPUClass {
     /*< public >*/
 
     DeviceRealize parent_realize;
-    DeviceReset parent_reset;
+    ResettablePhases parent_phases;
 
     uint32_t vr;
 };

diff --git a/target/cris/cpu.c b/target/cris/cpu.c
index fb05dc6f9ab7c2a293962f6fb53721a5533bdaca..a6a93c235951900d9ff4f9e40317d10cbe22356f 100644 (file)
--- a/target/cris/cpu.c
+++ b/target/cris/cpu.c
@@ -56,15 +56,17 @@ static bool cris_cpu_has_work(CPUState *cs)
     return cs->interrupt_request & (CPU_INTERRUPT_HARD | CPU_INTERRUPT_NMI);
 }
 
-static void cris_cpu_reset(DeviceState *dev)
+static void cris_cpu_reset_hold(Object *obj)
 {
-    CPUState *s = CPU(dev);
+    CPUState *s = CPU(obj);
     CRISCPU *cpu = CRIS_CPU(s);
     CRISCPUClass *ccc = CRIS_CPU_GET_CLASS(cpu);
     CPUCRISState *env = &cpu->env;
     uint32_t vr;
 
-    ccc->parent_reset(dev);
+    if (ccc->parent_phases.hold) {
+        ccc->parent_phases.hold(obj);
+    }
 
     vr = env->pregs[PR_VR];
     memset(env, 0, offsetof(CPUCRISState, end_reset_fields));
@@ -305,11 +307,13 @@ static void cris_cpu_class_init(ObjectClass *oc, void *data)
     DeviceClass *dc = DEVICE_CLASS(oc);
     CPUClass *cc = CPU_CLASS(oc);
     CRISCPUClass *ccc = CRIS_CPU_CLASS(oc);
+    ResettableClass *rc = RESETTABLE_CLASS(oc);
 
     device_class_set_parent_realize(dc, cris_cpu_realizefn,
                                     &ccc->parent_realize);
 
-    device_class_set_parent_reset(dc, cris_cpu_reset, &ccc->parent_reset);
+    resettable_class_set_parent_phases(rc, NULL, cris_cpu_reset_hold, NULL,
+                                       &ccc->parent_phases);
 
     cc->class_by_name = cris_cpu_class_by_name;
     cc->has_work = cris_cpu_has_work;