static int q35_host_init(SysBusDevice *dev)
{
PCIBus *b;
PCIHostState *pci = FROM_SYSBUS(PCIHostState, dev);
Q35PCIHost *s = Q35_HOST_DEVICE(&dev->qdev);
memory_region_init_io(&pci->conf_mem, OBJECT(pci), &pci_host_conf_le_ops, pci,
"pci-conf-idx", 4);
sysbus_add_io(dev, MCH_HOST_BRIDGE_CONFIG_ADDR, &pci->conf_mem);
sysbus_init_ioports(&pci->busdev, MCH_HOST_BRIDGE_CONFIG_ADDR, 4);
memory_region_init_io(&pci->data_mem, OBJECT(pci), &pci_host_data_le_ops, pci,
"pci-conf-data", 4);
sysbus_add_io(dev, MCH_HOST_BRIDGE_CONFIG_DATA, &pci->data_mem);
sysbus_init_ioports(&pci->busdev, MCH_HOST_BRIDGE_CONFIG_DATA, 4);
if (pcie_host_init(&s->host) < 0) {
return -1;
}
b = pci_bus_new(&s->host.pci.busdev.qdev, "pcie.0",
s->mch.pci_address_space, s->mch.address_space_io,
0, TYPE_PCIE_BUS);
s->host.pci.bus = b;
qdev_set_parent_bus(DEVICE(&s->mch), BUS(b));
qdev_init_nofail(DEVICE(&s->mch));
return 0;
}
static void raven_pcihost_realizefn(DeviceState *d, Error **errp)
{
SysBusDevice *dev = SYS_BUS_DEVICE(d);
PCIHostState *h = PCI_HOST_BRIDGE(dev);
PREPPCIState *s = RAVEN_PCI_HOST_BRIDGE(dev);
MemoryRegion *address_space_mem = get_system_memory();
int i;
for (i = 0; i < 4; i++) {
sysbus_init_irq(dev, &s->irq[i]);
}
pci_bus_irqs(&s->pci_bus, prep_set_irq, prep_map_irq, s->irq, 4);
memory_region_init_io(&h->conf_mem, &pci_host_conf_be_ops, s,
"pci-conf-idx", 1);
sysbus_add_io(dev, 0xcf8, &h->conf_mem);
sysbus_init_ioports(&h->busdev, 0xcf8, 1);
memory_region_init_io(&h->data_mem, &pci_host_data_be_ops, s,
"pci-conf-data", 1);
sysbus_add_io(dev, 0xcfc, &h->data_mem);
sysbus_init_ioports(&h->busdev, 0xcfc, 1);
memory_region_init_io(&h->mmcfg, &PPC_PCIIO_ops, s, "pciio", 0x00400000);
memory_region_add_subregion(address_space_mem, 0x80800000, &h->mmcfg);
memory_region_init_io(&s->intack, &PPC_intack_ops, s, "pci-intack", 1);
memory_region_add_subregion(address_space_mem, 0xbffffff0, &s->intack);
/* TODO Remove once realize propagates to child devices. */
object_property_set_bool(OBJECT(&s->pci_dev), true, "realized", errp);
}
static void q35_host_realize(DeviceState *dev, Error **errp)
{
PCIHostState *pci = PCI_HOST_BRIDGE(dev);
Q35PCIHost *s = Q35_HOST_DEVICE(dev);
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
sysbus_add_io(sbd, MCH_HOST_BRIDGE_CONFIG_ADDR, &pci->conf_mem);
sysbus_init_ioports(sbd, MCH_HOST_BRIDGE_CONFIG_ADDR, 4);
sysbus_add_io(sbd, MCH_HOST_BRIDGE_CONFIG_DATA, &pci->data_mem);
sysbus_init_ioports(sbd, MCH_HOST_BRIDGE_CONFIG_DATA, 4);
pci->bus = pci_bus_new(DEVICE(s), "pcie.0",
s->mch.pci_address_space, s->mch.address_space_io,
0, TYPE_PCIE_BUS);
qdev_set_parent_bus(DEVICE(&s->mch), BUS(pci->bus));
qdev_init_nofail(DEVICE(&s->mch));
}
static int raven_pcihost_init(SysBusDevice *dev)
{
PCIHostState *h = PCI_HOST_BRIDGE(dev);
PREPPCIState *s = RAVEN_PCI_HOST_BRIDGE(dev);
MemoryRegion *address_space_mem = get_system_memory();
MemoryRegion *address_space_io = get_system_io();
PCIBus *bus;
int i;
for (i = 0; i < 4; i++) {
sysbus_init_irq(dev, &s->irq[i]);
}
bus = pci_register_bus(DEVICE(dev), NULL,
prep_set_irq, prep_map_irq, s->irq,
address_space_mem, address_space_io, 0, 4);
h->bus = bus;
memory_region_init_io(&h->conf_mem, &pci_host_conf_be_ops, s,
"pci-conf-idx", 1);
sysbus_add_io(dev, 0xcf8, &h->conf_mem);
sysbus_init_ioports(&h->busdev, 0xcf8, 1);
memory_region_init_io(&h->data_mem, &pci_host_data_be_ops, s,
"pci-conf-data", 1);
sysbus_add_io(dev, 0xcfc, &h->data_mem);
sysbus_init_ioports(&h->busdev, 0xcfc, 1);
memory_region_init_io(&h->mmcfg, &PPC_PCIIO_ops, s, "pciio", 0x00400000);
memory_region_add_subregion(address_space_mem, 0x80800000, &h->mmcfg);
memory_region_init_io(&s->intack, &PPC_intack_ops, s, "pci-intack", 1);
memory_region_add_subregion(address_space_mem, 0xbffffff0, &s->intack);
pci_create_simple(bus, 0, "raven");
return 0;
}
