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10#include "qemu/osdep.h"
11#include "qapi/error.h"
12#include "qemu/module.h"
13#include "hw/intc/realview_gic.h"
14
15static void realview_gic_set_irq(void *opaque, int irq, int level)
16{
17 RealViewGICState *s = (RealViewGICState *)opaque;
18
19 qemu_set_irq(qdev_get_gpio_in(DEVICE(&s->gic), irq), level);
20}
21
22static void realview_gic_realize(DeviceState *dev, Error **errp)
23{
24 SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
25 RealViewGICState *s = REALVIEW_GIC(dev);
26 SysBusDevice *busdev;
27 Error *err = NULL;
28
29
30
31
32 int numirq = 96;
33
34 qdev_prop_set_uint32(DEVICE(&s->gic), "num-irq", numirq);
35 object_property_set_bool(OBJECT(&s->gic), true, "realized", &err);
36 if (err != NULL) {
37 error_propagate(errp, err);
38 return;
39 }
40 busdev = SYS_BUS_DEVICE(&s->gic);
41
42
43 sysbus_pass_irq(sbd, busdev);
44
45
46 qdev_init_gpio_in(dev, realview_gic_set_irq, numirq - 32);
47
48 memory_region_add_subregion(&s->container, 0,
49 sysbus_mmio_get_region(busdev, 1));
50 memory_region_add_subregion(&s->container, 0x1000,
51 sysbus_mmio_get_region(busdev, 0));
52}
53
54static void realview_gic_init(Object *obj)
55{
56 SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
57 RealViewGICState *s = REALVIEW_GIC(obj);
58
59 memory_region_init(&s->container, OBJECT(s),
60 "realview-gic-container", 0x2000);
61 sysbus_init_mmio(sbd, &s->container);
62
63 sysbus_init_child_obj(obj, "gic", &s->gic, sizeof(s->gic), TYPE_ARM_GIC);
64 qdev_prop_set_uint32(DEVICE(&s->gic), "num-cpu", 1);
65}
66
67static void realview_gic_class_init(ObjectClass *oc, void *data)
68{
69 DeviceClass *dc = DEVICE_CLASS(oc);
70
71 dc->realize = realview_gic_realize;
72}
73
74static const TypeInfo realview_gic_info = {
75 .name = TYPE_REALVIEW_GIC,
76 .parent = TYPE_SYS_BUS_DEVICE,
77 .instance_size = sizeof(RealViewGICState),
78 .instance_init = realview_gic_init,
79 .class_init = realview_gic_class_init,
80};
81
82static void realview_gic_register_types(void)
83{
84 type_register_static(&realview_gic_info);
85}
86
87type_init(realview_gic_register_types)
88