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hw/apb: fix PCI bus initialization 

Create and connect the PCI root bus to the
host bridge before the later is 'realized'.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
This commit is contained in:
Marcel Apfelbaum 2016-07-14 16:43:43 +03:00 committed by Michael S. Tsirkin
parent a8c1a75343
commit 2f3ae0b2d4
1 changed files with 7 additions and 8 deletions
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15
hw/pci-host/apb.c
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@ -670,6 +670,13 @@ PCIBus *pci_apb_init(hwaddr special_base,
/* Ultrasparc PBM main bus */
dev = qdev_create(NULL, TYPE_APB);
d = APB_DEVICE(dev);
phb = PCI_HOST_BRIDGE(dev);
phb->bus = pci_register_bus(DEVICE(phb), "pci",
pci_apb_set_irq, pci_pbm_map_irq, d,
&d->pci_mmio,
get_system_io(),
0, 32, TYPE_PCI_BUS);
qdev_init_nofail(dev);
s = SYS_BUS_DEVICE(dev);
/* apb_config */
@ -678,18 +685,10 @@ PCIBus *pci_apb_init(hwaddr special_base,
sysbus_mmio_map(s, 1, special_base + 0x1000000ULL);
/* pci_ioport */
sysbus_mmio_map(s, 2, special_base + 0x2000000ULL);
d = APB_DEVICE(dev);
memory_region_init(&d->pci_mmio, OBJECT(s), "pci-mmio", 0x100000000ULL);
memory_region_add_subregion(get_system_memory(), mem_base, &d->pci_mmio);
phb = PCI_HOST_BRIDGE(dev);
phb->bus = pci_register_bus(DEVICE(phb), "pci",
pci_apb_set_irq, pci_pbm_map_irq, d,
&d->pci_mmio,
get_system_io(),
0, 32, TYPE_PCI_BUS);
*pbm_irqs = d->pbm_irqs;
d->ivec_irqs = ivec_irqs;