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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>
32 #if defined(__GNUC__) && (__GNUC__ >= 4)
33 # define _pci_hidden __attribute__((visibility("hidden")))
34 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
35 # define _pci_hidden __hidden
36 #else /* not gcc >= 4 and not Sun Studio >= 8 */
38 #endif /* GNUC >= 4 */
40 struct pci_device_mapping;
42 int pci_fill_capabilities_generic( struct pci_device * dev );
43 int pci_device_generic_unmap_range(struct pci_device *dev,
44 struct pci_device_mapping *map);
46 struct pci_system_methods {
47 void (*destroy)( void );
48 void (*destroy_device)( struct pci_device * dev );
49 int (*read_rom)( struct pci_device * dev, void * buffer );
50 int (*probe)( struct pci_device * dev );
51 int (*map_range)(struct pci_device *dev, struct pci_device_mapping *map);
52 int (*unmap_range)(struct pci_device * dev,
53 struct pci_device_mapping *map);
55 int (*read)(struct pci_device * dev, void * data, pciaddr_t offset,
56 pciaddr_t size, pciaddr_t * bytes_read );
58 int (*write)(struct pci_device * dev, const void * data, pciaddr_t offset,
59 pciaddr_t size, pciaddr_t * bytes_written );
61 int (*fill_capabilities)( struct pci_device * dev );
64 struct pci_device_mapping {
72 struct pci_device_private {
73 struct pci_device base;
74 const char * device_string;
79 * \name PCI Capabilities
82 const struct pci_agp_info * agp; /**< AGP capability information. */
86 * Base address of the device's expansion ROM.
91 * \name Bridge information.
95 struct pci_bridge_info * pci;
96 struct pci_pcmcia_bridge_info * pcmcia;
101 * \name Mappings active on this device.
104 struct pci_device_mapping *mappings;
105 unsigned num_mappings;
111 * Base type for tracking PCI subsystem information.
115 * Platform dependent implementations of specific API routines.
117 const struct pci_system_methods * methods;
120 * Number of known devices in the system.
125 * Array of known devices.
127 struct pci_device_private * devices;
134 extern struct pci_system * pci_sys;
136 extern int pci_system_linux_sysfs_create( void );
137 extern int pci_system_freebsd_create( void );
138 extern int pci_system_openbsd_create( void );
139 extern void pci_system_openbsd_init_dev_mem( int );