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q35: Use QOM realize for q35 host bridge

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And split off MemoryRegion initialization into instance_init.

Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Hu Tao 2013-07-01 18:18:23 +08:00 committed by Andreas Färber
parent ce88812f57
commit 62d92e432f
1 changed files with 15 additions and 14 deletions
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29
hw/pci-host/q35.c
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@ -34,31 +34,27 @@
* Q35 host
*/
static int q35_host_init(SysBusDevice *dev)
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);
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(dev, MCH_HOST_BRIDGE_CONFIG_ADDR, 4);
sysbus_add_io(sbd, MCH_HOST_BRIDGE_CONFIG_ADDR, &pci->conf_mem);
sysbus_init_ioports(sbd, 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(dev, MCH_HOST_BRIDGE_CONFIG_DATA, 4);
sysbus_add_io(sbd, MCH_HOST_BRIDGE_CONFIG_DATA, &pci->data_mem);
sysbus_init_ioports(sbd, MCH_HOST_BRIDGE_CONFIG_DATA, 4);
if (pcie_host_init(PCIE_HOST_BRIDGE(s)) < 0) {
return -1;
error_setg(errp, "failed to initialize pcie host");
return;
}
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));
return 0;
}
static const char *q35_host_root_bus_path(PCIHostState *host_bridge,
@ -77,11 +73,10 @@ static Property mch_props[] = {
static void q35_host_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
PCIHostBridgeClass *hc = PCI_HOST_BRIDGE_CLASS(klass);
hc->root_bus_path = q35_host_root_bus_path;
k->init = q35_host_init;
dc->realize = q35_host_realize;
dc->props = mch_props;
dc->fw_name = "pci";
}
@ -89,6 +84,12 @@ static void q35_host_class_init(ObjectClass *klass, void *data)
static void q35_host_initfn(Object *obj)
{
Q35PCIHost *s = Q35_HOST_DEVICE(obj);
PCIHostState *phb = PCI_HOST_BRIDGE(obj);
memory_region_init_io(&phb->conf_mem, obj, &pci_host_conf_le_ops, phb,
"pci-conf-idx", 4);
memory_region_init_io(&phb->data_mem, obj, &pci_host_data_le_ops, phb,
"pci-conf-data", 4);
object_initialize(&s->mch, TYPE_MCH_PCI_DEVICE);
object_property_add_child(OBJECT(s), "mch", OBJECT(&s->mch), NULL);