pci_bridge: make pci bridge aware of pci multi function bit.

make pci bridge aware of pci multi function property and let pci generic
code to set the bit.

Cc: Blue Swirl <blauwirbel@gmail.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

hw/apb_pci.c

@@ -350,13 +350,13 @@ PCIBus *pci_apb_init(target_phys_addr_t special_base,
     pci_create_simple(d->bus, 0, "pbm");
 
     /* APB secondary busses */
-    *bus2 = pci_bridge_init(d->bus, PCI_DEVFN(1, 0),
+    *bus2 = pci_bridge_init(d->bus, PCI_DEVFN(1, 0), true,
                             PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_SIMBA,
                             pci_apb_map_irq,
                             "Advanced PCI Bus secondary bridge 1");
     apb_pci_bridge_init(*bus2);
 
-    *bus3 = pci_bridge_init(d->bus, PCI_DEVFN(1, 1),
+    *bus3 = pci_bridge_init(d->bus, PCI_DEVFN(1, 1), true,
                             PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_SIMBA,
                             pci_apb_map_irq,
                             "Advanced PCI Bus secondary bridge 2");

hw/dec_pci.c

@@ -55,7 +55,7 @@ PCIBus *pci_dec_21154_init(PCIBus *parent_bus, int devfn)
 
     dev = qdev_create(NULL, "dec-21154");
     qdev_init_nofail(dev);
-    ret = pci_bridge_init(parent_bus, devfn,
+    ret = pci_bridge_init(parent_bus, devfn, false,
                           PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_21154,
                           dec_map_irq, "DEC 21154 PCI-PCI bridge");
 

hw/pci.c

@@ -1580,13 +1580,14 @@ static int pci_bridge_exitfn(PCIDevice *pci_dev)
     return 0;
 }
 
-PCIBus *pci_bridge_init(PCIBus *bus, int devfn, uint16_t vid, uint16_t did,
+PCIBus *pci_bridge_init(PCIBus *bus, int devfn, bool multifunction,
+                        uint16_t vid, uint16_t did,
                         pci_map_irq_fn map_irq, const char *name)
 {
     PCIDevice *dev;
     PCIBridge *s;
 
-    dev = pci_create(bus, devfn, "pci-bridge");
+    dev = pci_create_multifunction(bus, devfn, multifunction, "pci-bridge");
     qdev_prop_set_uint32(&dev->qdev, "vendorid", vid);
     qdev_prop_set_uint32(&dev->qdev, "deviceid", did);
     qdev_init_nofail(&dev->qdev);

hw/pci.h

@@ -233,7 +233,8 @@ int pci_read_devaddr(Monitor *mon, const char *addr, int *domp, int *busp,
 
 void do_pci_info_print(Monitor *mon, const QObject *data);
 void do_pci_info(Monitor *mon, QObject **ret_data);
-PCIBus *pci_bridge_init(PCIBus *bus, int devfn, uint16_t vid, uint16_t did,
+PCIBus *pci_bridge_init(PCIBus *bus, int devfn, bool multifunction,
+                        uint16_t vid, uint16_t did,
                         pci_map_irq_fn map_irq, const char *name);
 PCIDevice *pci_bridge_get_device(PCIBus *bus);