2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2000, 2001 Michael Smith
5 * Copyright (c) 2000 BSDi
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following 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.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * Print information about system device configuration.
34 #include <sys/types.h>
46 static void print_resource(struct devinfo_res *);
47 static int print_device_matching_resource(struct devinfo_res *, void *);
48 static int print_device_rman_resources(struct devinfo_rman *, void *);
49 static int print_device(struct devinfo_dev *, void *);
50 static int print_rman_resource(struct devinfo_res *, void *);
51 static int print_rman(struct devinfo_rman *, void *);
63 print_resource(struct devinfo_res *res)
65 struct devinfo_rman *rman;
68 rman = devinfo_handle_to_rman(res->dr_rman);
69 hexmode = (rman->dm_size > 1000) || (rman->dm_size == 0);
70 printf(hexmode ? "0x%jx" : "%ju", res->dr_start);
72 printf(hexmode ? "-0x%jx" : "-%ju",
73 res->dr_start + res->dr_size - 1);
77 * Print resource information if this resource matches the
80 * If the given indent is 0, return an indicator that a matching
84 print_device_matching_resource(struct devinfo_res *res, void *arg)
86 struct indent_arg *ia = (struct indent_arg *)arg;
87 struct devinfo_dev *dev = (struct devinfo_dev *)ia->arg;
90 if (devinfo_handle_to_device(res->dr_device) == dev) {
91 /* in 'detect' mode, found a match */
94 for (i = 0; i < ia->indent; i++)
103 * Print resource information for this device and resource manager.
106 print_device_rman_resources(struct devinfo_rman *rman, void *arg)
108 struct indent_arg *ia = (struct indent_arg *)arg;
113 /* check whether there are any resources matching this device */
115 if (devinfo_foreach_rman_resource(rman,
116 print_device_matching_resource, ia) != 0) {
118 /* there are, print header */
119 for (i = 0; i < indent; i++)
121 printf("%s:\n", rman->dm_desc);
123 /* print resources */
124 ia->indent = indent + 4;
125 devinfo_foreach_rman_resource(rman,
126 print_device_matching_resource, ia);
133 print_dev(struct devinfo_dev *dev)
136 printf("%s", dev->dd_name[0] ? dev->dd_name : "unknown");
137 if (vflag && *dev->dd_pnpinfo)
138 printf(" pnpinfo %s", dev->dd_pnpinfo);
139 if (vflag && *dev->dd_location)
140 printf(" at %s", dev->dd_location);
141 if (!(dev->dd_flags & DF_ENABLED))
142 printf(" (disabled)");
143 else if (dev->dd_flags & DF_SUSPENDED)
144 printf(" (suspended)");
149 * Print information about a device.
152 print_device(struct devinfo_dev *dev, void *arg)
154 struct indent_arg ia;
157 if (vflag || (dev->dd_name[0] != 0 && dev->dd_state >= DS_ATTACHED)) {
158 indent = (int)(intptr_t)arg;
159 for (i = 0; i < indent; i++)
164 ia.indent = indent + 4;
166 devinfo_foreach_rman(print_device_rman_resources,
171 return(devinfo_foreach_device_child(dev, print_device,
172 (void *)((char *)arg + 2)));
176 * Print information about a resource under a resource manager.
179 print_rman_resource(struct devinfo_res *res, void *arg __unused)
181 struct devinfo_dev *dev;
185 dev = devinfo_handle_to_device(res->dr_device);
186 if ((dev != NULL) && (dev->dd_name[0] != 0)) {
187 printf(" (%s)", dev->dd_name);
196 * Print information about a resource manager.
199 print_rman(struct devinfo_rman *rman, void *arg __unused)
201 printf("%s:\n", rman->dm_desc);
202 devinfo_foreach_rman_resource(rman, print_rman_resource, 0);
207 print_path(struct devinfo_dev *dev, void *xname)
209 const char *name = xname;
212 if (strcmp(dev->dd_name, name) == 0) {
219 rv = devinfo_foreach_device_child(dev, print_path, xname);
232 fprintf(stderr, "%s\n%s\n%s\n",
233 "usage: devinfo [-rv]",
235 " devinfo -p dev [-v]");
240 main(int argc, char *argv[])
242 struct devinfo_dev *root;
247 while ((c = getopt(argc, argv, "p:ruv")) != -1) {
266 if (path && (rflag || uflag))
269 if ((rv = devinfo_init()) != 0) {
271 err(1, "devinfo_init");
274 if ((root = devinfo_handle_to_device(DEVINFO_ROOT_DEVICE)) == NULL)
275 errx(1, "can't find root device");
278 if (devinfo_foreach_device_child(root, print_path, (void *)path) == 0)
279 errx(1, "%s: Not found", path);
283 /* print resource usage? */
284 devinfo_foreach_rman(print_rman, NULL);
286 /* print device hierarchy */
287 devinfo_foreach_device_child(root, print_device, (void *)0);