hw/pci_internals.h

   1 #ifndef QEMU_PCI_INTERNALS_H
   2 #define QEMU_PCI_INTERNALS_H
   3
   4 /*
   5  * This header files is private to pci.c and pci_bridge.c
   6  * So following structures are opaque to others and shouldn't be
   7  * accessed.
   8  */
   9
  10 extern struct BusInfo pci_bus_info;
  11
  12 struct PCIBus {
  13     BusState qbus;
  14     int devfn_min;
  15     pci_set_irq_fn set_irq;
  16     pci_map_irq_fn map_irq;
  17     pci_hotplug_fn hotplug;
  18     DeviceState *hotplug_qdev;
  19     void *irq_opaque;
  20     PCIDevice *devices[256];
  21     PCIDevice *parent_dev;
  22     target_phys_addr_t mem_base;
  23
  24     QLIST_HEAD(, PCIBus) child; /* this will be replaced by qdev later */
  25     QLIST_ENTRY(PCIBus) sibling;/* this will be replaced by qdev later */
  26
  27     /* The bus IRQ state is the logical OR of the connected devices.
  28        Keep a count of the number of devices with raised IRQs.  */
  29     int nirq;
  30     int *irq_count;
  31 };
  32
  33 typedef struct {
  34     PCIDevice dev;
  35     PCIBus sec_bus;
  36     uint32_t vid;
  37     uint32_t did;
  38 } PCIBridge;
  39
  40 #endif /* QEMU_PCI_INTERNALS_H */