ide: bdrv_attach_dev() for empty CD-ROM

[qemu.git] / hw / nvram / ds1225y.c

diff --git a/hw/nvram/ds1225y.c b/hw/nvram/ds1225y.c
index fa218ce7042e9d581a58a8e803d492f6e128d8b5..57d5ab2154564b45d96425be09d53ddcebb9e34d 100644 (file)
--- a/hw/nvram/ds1225y.c
+++ b/hw/nvram/ds1225y.c
@@ -22,11 +22,11 @@
  * THE SOFTWARE.
  */
 
+#include "qemu/osdep.h"
 #include "hw/sysbus.h"
 #include "trace.h"
 
 typedef struct {
-    DeviceState qdev;
     MemoryRegion iomem;
     uint32_t chip_size;
     char *filename;
@@ -96,7 +96,6 @@ static const VMStateDescription vmstate_nvram = {
     .name = "nvram",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .post_load = nvram_post_load,
     .fields = (VMStateField[]) {
         VMSTATE_VARRAY_UINT32(contents, NvRamState, chip_size, 0,
@@ -105,14 +104,19 @@ static const VMStateDescription vmstate_nvram = {
     }
 };
 
+#define TYPE_DS1225Y "ds1225y"
+#define DS1225Y(obj) OBJECT_CHECK(SysBusNvRamState, (obj), TYPE_DS1225Y)
+
 typedef struct {
-    SysBusDevice busdev;
+    SysBusDevice parent_obj;
+
     NvRamState nvram;
 } SysBusNvRamState;
 
 static int nvram_sysbus_initfn(SysBusDevice *dev)
 {
-    NvRamState *s = &FROM_SYSBUS(SysBusNvRamState, dev)->nvram;
+    SysBusNvRamState *sys = DS1225Y(dev);
+    NvRamState *s = &sys->nvram;
     FILE *file;
 
     s->contents = g_malloc0(s->chip_size);
@@ -152,7 +156,7 @@ static void nvram_sysbus_class_init(ObjectClass *klass, void *data)
 }
 
 static const TypeInfo nvram_sysbus_info = {
-    .name          = "ds1225y",
+    .name          = TYPE_DS1225Y,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(SysBusNvRamState),
     .class_init    = nvram_sysbus_class_init,