REDRAW_NONE = 0, REDRAW_SEGMENTS = 1, REDRAW_BACKGROUND = 2,
} screen_state_t;
+#define TYPE_JAZZ_LED "jazz-led"
+#define JAZZ_LED(obj) OBJECT_CHECK(LedState, (obj), TYPE_JAZZ_LED)
+
typedef struct LedState {
- SysBusDevice busdev;
+ SysBusDevice parent_obj;
+
MemoryRegion iomem;
uint8_t segments;
QemuConsole *con;
static int jazz_led_init(SysBusDevice *dev)
{
- LedState *s = FROM_SYSBUS(LedState, dev);
+ LedState *s = JAZZ_LED(dev);
memory_region_init_io(&s->iomem, OBJECT(s), &led_ops, s, "led", 1);
sysbus_init_mmio(dev, &s->iomem);
static void jazz_led_reset(DeviceState *d)
{
- LedState *s = DO_UPCAST(LedState, busdev.qdev, d);
+ LedState *s = JAZZ_LED(d);
s->segments = 0;
s->state = REDRAW_SEGMENTS | REDRAW_BACKGROUND;
}
static const TypeInfo jazz_led_info = {
- .name = "jazz-led",
+ .name = TYPE_JAZZ_LED,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(LedState),
.class_init = jazz_led_class_init,