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[PULL,138/173] sun4m: QOM cast cleanup for RamDevice

Message ID 1375125630-24869-139-git-send-email-afaerber@suse.de
State New
Headers show

Commit Message

Andreas Färber July 29, 2013, 7:19 p.m. UTC 
Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 hw/sparc/sun4m.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)
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Patch

diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index b943a07..942ca37 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -739,9 +739,12 @@  static const TypeInfo prom_info = {
     .class_init    = prom_class_init,
 };
 
-typedef struct RamDevice
-{
-    SysBusDevice busdev;
+#define TYPE_SUN4M_MEMORY "memory"
+#define SUN4M_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4M_MEMORY)
+
+typedef struct RamDevice {
+    SysBusDevice parent_obj;
+
     MemoryRegion ram;
     uint64_t size;
 } RamDevice;
@@ -749,7 +752,7 @@  typedef struct RamDevice
 /* System RAM */
 static int ram_init1(SysBusDevice *dev)
 {
-    RamDevice *d = FROM_SYSBUS(RamDevice, dev);
+    RamDevice *d = SUN4M_RAM(dev);
 
     memory_region_init_ram(&d->ram, OBJECT(d), "sun4m.ram", d->size);
     vmstate_register_ram_global(&d->ram);
@@ -775,7 +778,7 @@  static void ram_init(hwaddr addr, ram_addr_t RAM_size,
     dev = qdev_create(NULL, "memory");
     s = SYS_BUS_DEVICE(dev);
 
-    d = FROM_SYSBUS(RamDevice, s);
+    d = SUN4M_RAM(dev);
     d->size = RAM_size;
     qdev_init_nofail(dev);
 
@@ -797,7 +800,7 @@  static void ram_class_init(ObjectClass *klass, void *data)
 }
 
 static const TypeInfo ram_info = {
-    .name          = "memory",
+    .name          = TYPE_SUN4M_MEMORY,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(RamDevice),
     .class_init    = ram_class_init,