2 * The PCI Utilities -- List All PCI Devices
4 * Copyright (c) 1997--2010 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 unsigned int config_cached, config_bufsize;
38 byte *config; /* Cached configuration space data */
39 byte *present; /* Maps which configuration bytes are present */
42 extern struct device *first_dev;
43 extern struct pci_access *pacc;
45 struct device *scan_device(struct pci_dev *p);
46 void show_device(struct device *d);
48 int config_fetch(struct device *d, unsigned int pos, unsigned int len);
49 u32 get_conf_long(struct device *d, unsigned int pos);
50 word get_conf_word(struct device *d, unsigned int pos);
51 byte get_conf_byte(struct device *d, unsigned int pos);
53 void get_subid(struct device *d, word *subvp, word *subdp);
55 /* Useful macros for decoding of bits and bit fields */
57 #define FLAG(x,y) ((x & y) ? '+' : '-')
58 #define BITS(x,at,width) (((x) >> (at)) & ((1 << (width)) - 1))
59 #define TABLE(tab,x,buf) ((x) < sizeof(tab)/sizeof((tab)[0]) ? (tab)[x] : (sprintf((buf), "??%d", (x)), (buf)))
63 void cap_vpd(struct device *d);
67 void show_caps(struct device *d, int where);
71 void show_ext_caps(struct device *d, int type);
73 /* ls-caps-vendor.c */
75 void show_vendor_caps(struct device *d, int where, int cap);
79 void show_kernel_machine(struct device *d UNUSED);
80 void show_kernel(struct device *d UNUSED);
81 void show_kernel_cleanup(void);
85 void show_forest(void);
89 void map_the_bus(void);