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pci: pass I/O address space to new PCI bus

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This lets us register BARs in the I/O address space.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Avi Kivity 2011-08-08 16:09:04 +03:00 • committed by Anthony Liguori
parent 309cb471c8
commit aee97b840f
20 changed files with 91 additions and 38 deletions
Download patch file Download diff file Expand all files Collapse all files

18
hw/pci.c
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@ -264,13 +264,14 @@ int pci_find_domain(const PCIBus *bus)
void pci_bus_new_inplace(PCIBus *bus, DeviceState *parent,
const char *name,
MemoryRegion *address_space,
MemoryRegion *address_space_mem,
MemoryRegion *address_space_io,
uint8_t devfn_min)
{
qbus_create_inplace(&bus->qbus, &pci_bus_info, parent, name);
assert(PCI_FUNC(devfn_min) == 0);
bus->devfn_min = devfn_min;
bus->address_space = address_space;
bus->address_space = address_space_mem;
/* host bridge */
QLIST_INIT(&bus->child);
@ -280,13 +281,16 @@ void pci_bus_new_inplace(PCIBus *bus, DeviceState *parent,
}
PCIBus *pci_bus_new(DeviceState *parent, const char *name,
MemoryRegion *address_space, uint8_t devfn_min)
MemoryRegion *address_space_mem,
MemoryRegion *address_space_io,
uint8_t devfn_min)
{
PCIBus *bus;
bus = qemu_mallocz(sizeof(*bus));
bus->qbus.qdev_allocated = 1;
pci_bus_new_inplace(bus, parent, name, address_space, devfn_min);
pci_bus_new_inplace(bus, parent, name, address_space_mem,
address_space_io, devfn_min);
return bus;
}
@ -315,12 +319,14 @@ void pci_bus_set_mem_base(PCIBus *bus, target_phys_addr_t base)
PCIBus *pci_register_bus(DeviceState *parent, const char *name,
pci_set_irq_fn set_irq, pci_map_irq_fn map_irq,
void *irq_opaque,
MemoryRegion *address_space,
MemoryRegion *address_space_mem,
MemoryRegion *address_space_io,
uint8_t devfn_min, int nirq)
{
PCIBus *bus;
bus = pci_bus_new(parent, name, address_space, devfn_min);
bus = pci_bus_new(parent, name, address_space_mem,
address_space_io, devfn_min);
pci_bus_irqs(bus, set_irq, map_irq, irq_opaque, nirq);
return bus;
}