cuda: QOM'ify CUDA
It was not qdev'ified before. Turn it into a SysBusDevice and embed it
in MacIO.
Signed-off-by: Andreas Färber <[email protected]>
Signed-off-by: Alexander Graf <[email protected]>
diff --git a/hw/cuda.c b/hw/cuda.c
index bbd1fda..f863c38 100644
--- a/hw/cuda.c
+++ b/hw/cuda.c
@@ -108,48 +108,6 @@
/* CUDA returns time_t's offset from Jan 1, 1904, not 1970 */
#define RTC_OFFSET 2082844800
-typedef struct CUDATimer {
- int index;
- uint16_t latch;
- uint16_t counter_value; /* counter value at load time */
- int64_t load_time;
- int64_t next_irq_time;
- QEMUTimer *timer;
-} CUDATimer;
-
-typedef struct CUDAState {
- MemoryRegion mem;
- /* cuda registers */
- uint8_t b; /* B-side data */
- uint8_t a; /* A-side data */
- uint8_t dirb; /* B-side direction (1=output) */
- uint8_t dira; /* A-side direction (1=output) */
- uint8_t sr; /* Shift register */
- uint8_t acr; /* Auxiliary control register */
- uint8_t pcr; /* Peripheral control register */
- uint8_t ifr; /* Interrupt flag register */
- uint8_t ier; /* Interrupt enable register */
- uint8_t anh; /* A-side data, no handshake */
-
- CUDATimer timers[2];
-
- uint32_t tick_offset;
-
- uint8_t last_b; /* last value of B register */
- uint8_t last_acr; /* last value of B register */
-
- int data_in_size;
- int data_in_index;
- int data_out_index;
-
- qemu_irq irq;
- uint8_t autopoll;
- uint8_t data_in[128];
- uint8_t data_out[16];
- QEMUTimer *adb_poll_timer;
-} CUDAState;
-
-static CUDAState cuda_state;
ADBBusState adb_bus;
static void cuda_update(CUDAState *s);
@@ -701,9 +659,9 @@
}
};
-static void cuda_reset(void *opaque)
+static void cuda_reset(DeviceState *dev)
{
- CUDAState *s = opaque;
+ CUDAState *s = CUDA(dev);
s->b = 0;
s->a = 0;
@@ -728,25 +686,54 @@
set_counter(s, &s->timers[1], 0xffff);
}
-void cuda_init (MemoryRegion **cuda_mem, qemu_irq irq)
+static void cuda_realizefn(DeviceState *dev, Error **errp)
{
+ CUDAState *s = CUDA(dev);
struct tm tm;
- CUDAState *s = &cuda_state;
- s->irq = irq;
-
- s->timers[0].index = 0;
s->timers[0].timer = qemu_new_timer_ns(vm_clock, cuda_timer1, s);
- s->timers[1].index = 1;
-
qemu_get_timedate(&tm, 0);
s->tick_offset = (uint32_t)mktimegm(&tm) + RTC_OFFSET;
s->adb_poll_timer = qemu_new_timer_ns(vm_clock, cuda_adb_poll, s);
- memory_region_init_io(&s->mem, &cuda_ops, s, "cuda", 0x2000);
-
- *cuda_mem = &s->mem;
- vmstate_register(NULL, -1, &vmstate_cuda, s);
- qemu_register_reset(cuda_reset, s);
}
+
+static void cuda_initfn(Object *obj)
+{
+ SysBusDevice *d = SYS_BUS_DEVICE(obj);
+ CUDAState *s = CUDA(obj);
+ int i;
+
+ memory_region_init_io(&s->mem, &cuda_ops, s, "cuda", 0x2000);
+ sysbus_init_mmio(d, &s->mem);
+ sysbus_init_irq(d, &s->irq);
+
+ for (i = 0; i < ARRAY_SIZE(s->timers); i++) {
+ s->timers[i].index = i;
+ }
+}
+
+static void cuda_class_init(ObjectClass *oc, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(oc);
+
+ dc->realize = cuda_realizefn;
+ dc->reset = cuda_reset;
+ dc->vmsd = &vmstate_cuda;
+}
+
+static const TypeInfo cuda_type_info = {
+ .name = TYPE_CUDA,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(CUDAState),
+ .instance_init = cuda_initfn,
+ .class_init = cuda_class_init,
+};
+
+static void cuda_register_types(void)
+{
+ type_register_static(&cuda_type_info);
+}
+
+type_init(cuda_register_types)
