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authorMarcel Apfelbaum <marcel@redhat.com>2016-07-14 16:43:43 +0300
committerMichael S. Tsirkin <mst@redhat.com>2016-07-20 19:30:26 +0300
commit2f3ae0b2d4343712ee2a1b23b51bfe5272c52138 (patch)
treecac2d48f9ee119e4acccfa10c8eca90f7a36b4a8 /hw/pci-host
parenta8c1a75343940fdc9d47e6a9b7723476bb5e1774 (diff)
downloadqemu-2f3ae0b2d4343712ee2a1b23b51bfe5272c52138.tar.gz
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>
Diffstat (limited to 'hw/pci-host')
-rw-r--r--hw/pci-host/apb.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/hw/pci-host/apb.c b/hw/pci-host/apb.c
index babbbef0c2..16587f8373 100644
--- a/hw/pci-host/apb.c
+++ b/hw/pci-host/apb.c
@@ -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;