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26 * \file pciaccess_private.h
27 * Functions and datastructures that are private to the pciaccess library.
29 * \author Ian Romanick <idr@us.ibm.com>
33 struct pci_device_mapping;
35 int pci_fill_capabilities_generic( struct pci_device * dev );
36 int pci_device_generic_unmap_range(struct pci_device *dev,
37 struct pci_device_mapping *map);
39 struct pci_system_methods {
40 void (*destroy)( void );
41 void (*destroy_device)( struct pci_device * dev );
42 int (*read_rom)( struct pci_device * dev, void * buffer );
43 int (*probe)( struct pci_device * dev );
44 int (*map_range)(struct pci_device *dev, struct pci_device_mapping *map);
45 int (*unmap_range)(struct pci_device * dev,
46 struct pci_device_mapping *map);
48 int (*read)(struct pci_device * dev, void * data, pciaddr_t offset,
49 pciaddr_t size, pciaddr_t * bytes_read );
51 int (*write)(struct pci_device * dev, const void * data, pciaddr_t offset,
52 pciaddr_t size, pciaddr_t * bytes_written );
54 int (*fill_capabilities)( struct pci_device * dev );
57 struct pci_device_mapping {
65 struct pci_device_private {
66 struct pci_device base;
67 const char * device_string;
72 * \name PCI Capabilities
75 const struct pci_agp_info * agp; /**< AGP capability information. */
79 * Base address of the device's expansion ROM.
84 * \name Bridge information.
88 struct pci_bridge_info * pci;
89 struct pci_pcmcia_bridge_info * pcmcia;
94 * \name Mappings active on this device.
97 struct pci_device_mapping *mappings;
98 unsigned num_mappings;
104 * Base type for tracking PCI subsystem information.
108 * Platform dependent implementations of specific API routines.
110 const struct pci_system_methods * methods;
113 * Number of known devices in the system.
118 * Array of known devices.
120 struct pci_device_private * devices;
127 extern struct pci_system * pci_sys;
129 extern int pci_system_linux_sysfs_create( void );
130 extern int pci_system_freebsd_create( void );