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- #ifndef _ASM_PCI_BRIDGE_H
- #define _ASM_PCI_BRIDGE_H
-
- unsigned long pmac_find_bridges(unsigned long, unsigned long);
-
- /*
- * pci_io_base returns the memory address at which you can access
- * the I/O space for PCI bus number `bus' (or NULL on error).
- */
- void *pci_io_base(unsigned int bus);
-
- /*
- * pci_device_loc returns the bus number and device/function number
- * for a device on a PCI bus, given its device_node struct.
- * It returns 0 if OK, -1 on error.
- */
- int pci_device_loc(struct device_node *dev, unsigned char *bus_ptr,
- unsigned char *devfn_ptr);
-
- struct bridge_data {
- volatile unsigned int *cfg_addr;
- volatile unsigned char *cfg_data;
- void *io_base;
- int bus_number;
- int max_bus;
- struct bridge_data *next;
- struct device_node *node;
- };
-
- #endif
-