hw/arm/bcm2836: Split out common realize() code

The realize() function is clearly composed of two parts,
each described by a comment:

  void realize()
  {
     /* common peripherals from bcm2835 */
     ...
     /* bcm2836 interrupt controller (and mailboxes, etc.) */
     ...
   }

Split the two part, so we can reuse the common part with other
SoCs from this family.

Reviewed-by: Luc Michel <luc.michel@greensocs.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20201024170127.3592182-6-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2020-10-24 19:01:23 +02:00 committed by Peter Maydell
parent 96c741d7ce
commit f5600924ad
1 changed files with 18 additions and 4 deletions

View File

@ -52,7 +52,10 @@ static void bcm2836_init(Object *obj)
qdev_prop_set_uint32(DEVICE(obj), "enabled-cpus", bc->core_count);
}
object_initialize_child(obj, "control", &s->control, TYPE_BCM2836_CONTROL);
if (bc->ctrl_base) {
object_initialize_child(obj, "control", &s->control,
TYPE_BCM2836_CONTROL);
}
object_initialize_child(obj, "peripherals", &s->peripherals,
TYPE_BCM2835_PERIPHERALS);
@ -62,12 +65,11 @@ static void bcm2836_init(Object *obj)
"vcram-size");
}
static void bcm2836_realize(DeviceState *dev, Error **errp)
static bool bcm283x_common_realize(DeviceState *dev, Error **errp)
{
BCM283XState *s = BCM283X(dev);
BCM283XClass *bc = BCM283X_GET_CLASS(dev);
Object *obj;
int n;
/* common peripherals from bcm2835 */
@ -76,7 +78,7 @@ static void bcm2836_realize(DeviceState *dev, Error **errp)
object_property_add_const_link(OBJECT(&s->peripherals), "ram", obj);
if (!sysbus_realize(SYS_BUS_DEVICE(&s->peripherals), errp)) {
return;
return false;
}
object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->peripherals),
@ -84,6 +86,18 @@ static void bcm2836_realize(DeviceState *dev, Error **errp)
sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s->peripherals), 0,
bc->peri_base, 1);
return true;
}
static void bcm2836_realize(DeviceState *dev, Error **errp)
{
BCM283XState *s = BCM283X(dev);
BCM283XClass *bc = BCM283X_GET_CLASS(dev);
int n;
if (!bcm283x_common_realize(dev, errp)) {
return;
}
/* bcm2836 interrupt controller (and mailboxes, etc.) */
if (!sysbus_realize(SYS_BUS_DEVICE(&s->control), errp)) {