VirtualCssBus *virtual_css_bus_init(void)
{
VirtualCssBus *cbus;
BusState *bus;
DeviceState *dev;
/* Create bridge device */
dev = qdev_create(NULL, TYPE_VIRTUAL_CSS_BRIDGE);
object_property_add_child(qdev_get_machine(), TYPE_VIRTUAL_CSS_BRIDGE,
OBJECT(dev), NULL);
qdev_init_nofail(dev);
/* Create bus on bridge device */
bus = qbus_create(TYPE_VIRTUAL_CSS_BUS, dev, "virtual-css");
cbus = VIRTUAL_CSS_BUS(bus);
cbus->squash_mcss = s390_get_squash_mcss();
/* Enable hotplugging */
qbus_set_hotplug_handler(bus, dev, &error_abort);
css_register_io_adapters(CSS_IO_ADAPTER_VIRTIO, true, false,
0, &error_abort);
return cbus;
}
AUXBus *aux_init_bus(DeviceState *parent, const char *name)
{
AUXBus *bus;
bus = AUX_BUS(qbus_create(TYPE_AUX_BUS, parent, name));
bus->bridge = AUXTOI2C(qdev_create(BUS(bus), TYPE_AUXTOI2C));
/* Memory related. */
bus->aux_io = g_malloc(sizeof(*bus->aux_io));
memory_region_init(bus->aux_io, OBJECT(bus), "aux-io", (1 << 20));
address_space_init(&bus->aux_addr_space, bus->aux_io, "aux-io");
return bus;
}
ISABus *isa_bus_new(DeviceState *dev, MemoryRegion *address_space_io)
{
if (isabus) {
fprintf(stderr, "Can't create a second ISA bus\n");
return NULL;
}
if (NULL == dev) {
dev = qdev_create(NULL, "isabus-bridge");
qdev_init_nofail(dev);
}
isabus = ISA_BUS(qbus_create(TYPE_ISA_BUS, dev, NULL));
isabus->address_space_io = address_space_io;
return isabus;
}
ISABus *isa_bus_new(DeviceState *dev, MemoryRegion* address_space,
MemoryRegion *address_space_io, Error **errp)
{
if (isabus) {
error_setg(errp, "Can't create a second ISA bus");
return NULL;
}
if (!dev) {
dev = qdev_create(NULL, "isabus-bridge");
qdev_init_nofail(dev);
}
isabus = ISA_BUS(qbus_create(TYPE_ISA_BUS, dev, NULL));
isabus->address_space = address_space;
isabus->address_space_io = address_space_io;
return isabus;
}
VirtualCssBus *virtual_css_bus_init(void)
{
VirtualCssBus *cbus;
BusState *bus;
DeviceState *dev;
/* Create bridge device */
dev = qdev_create(NULL, "virtual-css-bridge");
qdev_init_nofail(dev);
/* Create bus on bridge device */
bus = qbus_create(TYPE_VIRTUAL_CSS_BUS, dev, "virtual-css");
cbus = VIRTUAL_CSS_BUS(bus);
/* Enable hotplugging */
bus->allow_hotplug = 1;
return cbus;
}
VirtualCssBus *virtual_css_bus_init(void)
{
VirtualCssBus *cbus;
BusState *bus;
DeviceState *dev;
/* Create bridge device */
dev = qdev_create(NULL, TYPE_VIRTUAL_CSS_BRIDGE);
qdev_init_nofail(dev);
/* Create bus on bridge device */
bus = qbus_create(TYPE_VIRTUAL_CSS_BUS, dev, "virtual-css");
cbus = VIRTUAL_CSS_BUS(bus);
/* Enable hotplugging */
qbus_set_hotplug_handler(bus, dev, &error_abort);
return cbus;
}
GoldfishBus *goldfish_bus_init(uint32_t base, uint32_t irq)
{
GoldfishBus *bus;
BusState *qbus;
DeviceState *dev;
dev = qdev_create(NULL, "goldfish_bridge");
qdev_init_nofail(dev);
qbus = qbus_create(&goldfish_bus_info, dev, "goldfish_bus");
bus = DO_UPCAST(GoldfishBus, bus, qbus);
dev = goldfish_device_bus_create(bus, base, irq);
GoldfishDevice *gdev = DO_UPCAST(GoldfishDevice, qdev, dev);
bus->dev = *gdev;
goldfish_device_add(&bus->dev, goldfish_device_bus_readfn, goldfish_device_bus_writefn, bus);
return bus;
}
