xref: /freebsd/sys/dev/pci/pci_private.h (revision f0a75d274af375d15b97b830966b99a02b7db911)
1 /*-
2  * Copyright (c) 1997, Stefan Esser <se@freebsd.org>
3  * Copyright (c) 2000, Michael Smith <msmith@freebsd.org>
4  * Copyright (c) 2000, BSDi
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice unmodified, this list of conditions, and the following
12  *    disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  *
28  * $FreeBSD$
29  *
30  */
31 
32 #ifndef _PCI_PRIVATE_H_
33 #define	_PCI_PRIVATE_H_
34 
35 /*
36  * Export definitions of the pci bus so that we can more easily share
37  * it with "subclass" busses.
38  */
39 DECLARE_CLASS(pci_driver);
40 
41 void		pci_add_children(device_t dev, int busno, size_t dinfo_size);
42 void		pci_add_child(device_t bus, struct pci_devinfo *dinfo);
43 void		pci_add_resources(device_t bus, device_t dev, int force,
44 		    uint32_t prefetchmask);
45 void		pci_driver_added(device_t dev, driver_t *driver);
46 int		pci_print_child(device_t dev, device_t child);
47 void		pci_probe_nomatch(device_t dev, device_t child);
48 int		pci_read_ivar(device_t dev, device_t child, int which,
49 		    uintptr_t *result);
50 int		pci_write_ivar(device_t dev, device_t child, int which,
51 		    uintptr_t value);
52 int		pci_get_vpd_ident_method(device_t dev, device_t child,
53 		    const char **identptr);
54 int		pci_get_vpd_readonly_method(device_t dev, device_t child,
55 		    const char *kw, const char **vptr);
56 int		pci_set_powerstate_method(device_t dev, device_t child,
57 		    int state);
58 int		pci_get_powerstate_method(device_t dev, device_t child);
59 uint32_t	pci_read_config_method(device_t dev, device_t child,
60 		    int reg, int width);
61 void		pci_write_config_method(device_t dev, device_t child,
62 		    int reg, uint32_t val, int width);
63 int		pci_enable_busmaster_method(device_t dev, device_t child);
64 int		pci_disable_busmaster_method(device_t dev, device_t child);
65 int		pci_enable_io_method(device_t dev, device_t child, int space);
66 int		pci_disable_io_method(device_t dev, device_t child, int space);
67 int		pci_find_extcap_method(device_t dev, device_t child,
68 		    int capability, int *capreg);
69 int		pci_alloc_msi_method(device_t dev, device_t child, int *count);
70 int		pci_alloc_msix_method(device_t dev, device_t child, int *count);
71 int		pci_remap_msix_method(device_t dev, device_t child,
72 		    u_int *indices);
73 int		pci_release_msi_method(device_t dev, device_t child);
74 int		pci_msi_count_method(device_t dev, device_t child);
75 int		pci_msix_count_method(device_t dev, device_t child);
76 struct resource	*pci_alloc_resource(device_t dev, device_t child,
77 		    int type, int *rid, u_long start, u_long end, u_long count,
78 		    u_int flags);
79 void		pci_delete_resource(device_t dev, device_t child,
80 		    int type, int rid);
81 struct resource_list *pci_get_resource_list (device_t dev, device_t child);
82 struct pci_devinfo *pci_read_device(device_t pcib, int b, int s, int f,
83 		    size_t size);
84 void		pci_print_verbose(struct pci_devinfo *dinfo);
85 int		pci_freecfg(struct pci_devinfo *dinfo);
86 int		pci_child_location_str_method(device_t cbdev, device_t child,
87 		    char *buf, size_t buflen);
88 int		pci_child_pnpinfo_str_method(device_t cbdev, device_t child,
89 		    char *buf, size_t buflen);
90 int		pci_assign_interrupt_method(device_t dev, device_t child);
91 int		pci_resume(device_t dev);
92 int		pci_suspend(device_t dev);
93 void		pci_cfg_restore(device_t, struct pci_devinfo *);
94 void		pci_cfg_save(device_t, struct pci_devinfo *, int);
95 
96 #endif /* _PCI_PRIVATE_H_ */
97