35 struct pci_controller {  struct
36 	int index;			/* used for pci_controller_num */  argument
37 	struct pci_controller *next;  argument
38         struct pci_bus *bus;
39 	void *arch_data;
41 	int first_busno;
42 	int last_busno;
44 	struct pci_ops *ops;
45 	volatile unsigned int *cfg_addr;
46 	volatile unsigned char *cfg_data;
51 	struct resource	io_resource;
52 	struct resource mem_resources[3];
53 	int mem_resource_count;
80 int early_read_config_byte(struct pci_controller*, int, int, int, u8*);  argument