From 612daf06283e2cf6b3aa6178826516512d219de0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20F=C3=A4rber?= <afaerber@suse.de>
Date: Mon, 19 Aug 2013 00:37:07 +0200
Subject: realview_gic: Convert to QOM realize
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Embed GICState and replace SysBus initfn with realizefn.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 hw/intc/realview_gic.c | 51 ++++++++++++++++++++++++++++++++++----------------
 1 file changed, 35 insertions(+), 16 deletions(-)

(limited to 'hw/intc')

diff --git a/hw/intc/realview_gic.c b/hw/intc/realview_gic.c
index ce8044780a..4ff48bbab1 100644
--- a/hw/intc/realview_gic.c
+++ b/hw/intc/realview_gic.c
@@ -8,40 +8,46 @@
  */
 
 #include "hw/sysbus.h"
+#include "hw/intc/arm_gic.h"
 
 #define TYPE_REALVIEW_GIC "realview_gic"
 #define REALVIEW_GIC(obj) \
     OBJECT_CHECK(RealViewGICState, (obj), TYPE_REALVIEW_GIC)
 
-typedef struct {
+typedef struct RealViewGICState {
     SysBusDevice parent_obj;
 
-    DeviceState *gic;
     MemoryRegion container;
+
+    GICState gic;
 } RealViewGICState;
 
 static void realview_gic_set_irq(void *opaque, int irq, int level)
 {
     RealViewGICState *s = (RealViewGICState *)opaque;
-    qemu_set_irq(qdev_get_gpio_in(s->gic, irq), level);
+
+    qemu_set_irq(qdev_get_gpio_in(DEVICE(&s->gic), irq), level);
 }
 
-static int realview_gic_init(SysBusDevice *sbd)
+static void realview_gic_realize(DeviceState *dev, Error **errp)
 {
-    DeviceState *dev = DEVICE(sbd);
+    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
     RealViewGICState *s = REALVIEW_GIC(dev);
     SysBusDevice *busdev;
+    Error *err = NULL;
     /* The GICs on the RealView boards have a fixed nonconfigurable
      * number of interrupt lines, so we don't need to expose this as
      * a qdev property.
      */
     int numirq = 96;
 
-    s->gic = qdev_create(NULL, "arm_gic");
-    qdev_prop_set_uint32(s->gic, "num-cpu", 1);
-    qdev_prop_set_uint32(s->gic, "num-irq", numirq);
-    qdev_init_nofail(s->gic);
-    busdev = SYS_BUS_DEVICE(s->gic);
+    qdev_prop_set_uint32(DEVICE(&s->gic), "num-irq", numirq);
+    object_property_set_bool(OBJECT(&s->gic), true, "realized", &err);
+    if (err != NULL) {
+        error_propagate(errp, err);
+        return;
+    }
+    busdev = SYS_BUS_DEVICE(&s->gic);
 
     /* Pass through outbound IRQ lines from the GIC */
     sysbus_pass_irq(sbd, busdev);
@@ -49,27 +55,40 @@ static int realview_gic_init(SysBusDevice *sbd)
     /* Pass through inbound GPIO lines to the GIC */
     qdev_init_gpio_in(dev, realview_gic_set_irq, numirq - 32);
 
-    memory_region_init(&s->container, OBJECT(s),
-                       "realview-gic-container", 0x2000);
     memory_region_add_subregion(&s->container, 0,
                                 sysbus_mmio_get_region(busdev, 1));
     memory_region_add_subregion(&s->container, 0x1000,
                                 sysbus_mmio_get_region(busdev, 0));
+}
+
+static void realview_gic_init(Object *obj)
+{
+    SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
+    RealViewGICState *s = REALVIEW_GIC(obj);
+    DeviceState *gicdev;
+
+    memory_region_init(&s->container, OBJECT(s),
+                       "realview-gic-container", 0x2000);
     sysbus_init_mmio(sbd, &s->container);
-    return 0;
+
+    object_initialize(&s->gic, sizeof(s->gic), TYPE_ARM_GIC);
+    gicdev = DEVICE(&s->gic);
+    qdev_set_parent_bus(gicdev, sysbus_get_default());
+    qdev_prop_set_uint32(gicdev, "num-cpu", 1);
 }
 
-static void realview_gic_class_init(ObjectClass *klass, void *data)
+static void realview_gic_class_init(ObjectClass *oc, void *data)
 {
-    SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(oc);
 
-    sdc->init = realview_gic_init;
+    dc->realize = realview_gic_realize;
 }
 
 static const TypeInfo realview_gic_info = {
     .name          = TYPE_REALVIEW_GIC,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(RealViewGICState),
+    .instance_init = realview_gic_init,
     .class_init    = realview_gic_class_init,
 };
 
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