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git.ipfire.org Git - thirdparty/pciutils.git/blob - lspci.h
2 * The PCI Utilities -- List All PCI Devices
4 * Copyright (c) 1997--2018 Martin Mares <mj@ucw.cz>
6 * Can be freely distributed and used under the terms of the GNU GPL.
13 * If we aren't being compiled by GCC, use xmalloc() instead of alloca().
14 * This increases our memory footprint, but only slightly since we don't
17 #if defined (__FreeBSD__) || defined (__NetBSD__) || defined (__OpenBSD__) || defined (__DragonFly__) || defined (__DJGPP__)
18 /* alloca() is defined in stdlib.h */
19 #elif defined(__GNUC__) && !defined(PCI_OS_WINDOWS)
23 #define alloca xmalloc
29 extern struct pci_filter filter
;
30 extern char *opt_pcimap
;
32 /*** PCI devices and access to their config space ***/
37 /* Bus topology calculated by grow_tree() */
38 struct device
*bus_next
;
39 struct bus
*parent_bus
;
40 struct bridge
*bridge
;
43 unsigned int config_cached
, config_bufsize
;
44 byte
*config
; /* Cached configuration space data */
45 byte
*present
; /* Maps which configuration bytes are present */
48 extern struct device
*first_dev
;
49 extern struct pci_access
*pacc
;
51 struct device
*scan_device(struct pci_dev
*p
);
52 void show_device(struct device
*d
);
54 int config_fetch(struct device
*d
, unsigned int pos
, unsigned int len
);
55 u32
get_conf_long(struct device
*d
, unsigned int pos
);
56 word
get_conf_word(struct device
*d
, unsigned int pos
);
57 byte
get_conf_byte(struct device
*d
, unsigned int pos
);
59 /* Useful macros for decoding of bits and bit fields */
61 #define FLAG(x,y) ((x & y) ? '+' : '-')
62 #define BITS(x,at,width) (((x) >> (at)) & ((1 << (width)) - 1))
63 #define TABLE(tab,x,buf) ((x) < sizeof(tab)/sizeof((tab)[0]) ? (tab)[x] : (sprintf((buf), "??%d", (x)), (buf)))
67 void cap_vpd(struct device
*d
);
71 void show_caps(struct device
*d
, int where
);
75 void show_ext_caps(struct device
*d
, int type
);
77 /* ls-caps-vendor.c */
79 void show_vendor_caps(struct device
*d
, int where
, int cap
);
83 void show_kernel_machine(struct device
*d UNUSED
);
84 void show_kernel(struct device
*d UNUSED
);
85 void show_kernel_cleanup(void);
90 struct bridge
*chain
; /* Single-linked list of bridges */
91 struct bridge
*next
, *child
; /* Tree of bridges */
92 struct bus
*first_bus
, *last_bus
; /* List of buses connected to this bridge */
94 unsigned int primary
, secondary
, subordinate
; /* Bus numbers */
95 struct device
*br_dev
;
102 struct bridge
*parent_bridge
;
103 struct device
*first_dev
, **last_dev
;
106 extern struct bridge host_bridge
;
108 void grow_tree(void);
109 void show_forest(struct pci_filter
*filter
);
113 void map_the_bus(void);