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#ifndef QEMU_PCI_INTERNALS_H
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#define QEMU_PCI_INTERNALS_H
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/*
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 * This header files is private to pci.c and pci_bridge.c
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 * So following structures are opaque to others and shouldn't be
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 * accessed.
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 *
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 * For pci-to-pci bridge needs to include this header file to embed
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 * PCIBridge in its structure or to get sizeof(PCIBridge),
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 * However, they shouldn't access those following members directly.
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 * Use accessor function in pci.h, pci_bridge.h
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 */
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extern struct BusInfo pci_bus_info;
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struct PCIBus {
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    BusState qbus;
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    uint8_t devfn_min;
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    pci_set_irq_fn set_irq;
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    pci_map_irq_fn map_irq;
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    pci_hotplug_fn hotplug;
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    DeviceState *hotplug_qdev;
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    void *irq_opaque;
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    PCIDevice *devices[PCI_SLOT_MAX * PCI_FUNC_MAX];
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    PCIDevice *parent_dev;
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    target_phys_addr_t mem_base;
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    QLIST_HEAD(, PCIBus) child; /* this will be replaced by qdev later */
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    QLIST_ENTRY(PCIBus) sibling;/* this will be replaced by qdev later */
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    /* The bus IRQ state is the logical OR of the connected devices.
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       Keep a count of the number of devices with raised IRQs.  */
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    int nirq;
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    int *irq_count;
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};
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struct PCIBridge {
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    PCIDevice dev;
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    /* private member */
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    PCIBus sec_bus;
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    pci_map_irq_fn map_irq;
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    const char *bus_name;
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};
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#endif /* QEMU_PCI_INTERNALS_H */