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11#include "qemu/osdep.h"
12#include "hw/sysbus.h"
13#include "hw/nubus/mac-nubus-bridge.h"
14
15
16static void mac_nubus_bridge_init(Object *obj)
17{
18 MacNubusBridge *s = MAC_NUBUS_BRIDGE(obj);
19 NubusBridge *nb = NUBUS_BRIDGE(obj);
20 SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
21 NubusBus *bus = &nb->bus;
22
23
24 bus->slot_available_mask = MAKE_64BIT_MASK(MAC_NUBUS_FIRST_SLOT,
25 MAC_NUBUS_SLOT_NB);
26
27
28 memory_region_init_alias(&s->super_slot_alias, obj, "super-slot-alias",
29 &bus->nubus_mr,
30 MAC_NUBUS_FIRST_SLOT * NUBUS_SUPER_SLOT_SIZE,
31 MAC_NUBUS_SLOT_NB * NUBUS_SUPER_SLOT_SIZE);
32
33 memory_region_init_alias(&s->slot_alias, obj, "slot-alias",
34 &bus->nubus_mr,
35 NUBUS_SLOT_BASE +
36 MAC_NUBUS_FIRST_SLOT * NUBUS_SLOT_SIZE,
37 MAC_NUBUS_SLOT_NB * NUBUS_SLOT_SIZE);
38
39 sysbus_init_mmio(sbd, &s->super_slot_alias);
40 sysbus_init_mmio(sbd, &s->slot_alias);
41}
42
43static void mac_nubus_bridge_class_init(ObjectClass *klass, void *data)
44{
45 DeviceClass *dc = DEVICE_CLASS(klass);
46
47 dc->desc = "Nubus bridge";
48}
49
50static const TypeInfo mac_nubus_bridge_info = {
51 .name = TYPE_MAC_NUBUS_BRIDGE,
52 .parent = TYPE_NUBUS_BRIDGE,
53 .instance_init = mac_nubus_bridge_init,
54 .instance_size = sizeof(MacNubusBridge),
55 .class_init = mac_nubus_bridge_class_init,
56};
57
58static void mac_nubus_bridge_register_types(void)
59{
60 type_register_static(&mac_nubus_bridge_info);
61}
62
63type_init(mac_nubus_bridge_register_types)
64