2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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/cdefs.h>
35 __FBSDID("$FreeBSD$");
37 #include <sys/types.h>
47 static void print_resource(struct devinfo_res *);
48 static int print_device_matching_resource(struct devinfo_res *, void *);
49 static int print_device_rman_resources(struct devinfo_rman *, void *);
50 static int print_device(struct devinfo_dev *, void *);
51 static int print_rman_resource(struct devinfo_res *, void *);
52 static int print_rman(struct devinfo_rman *, void *);
64 print_resource(struct devinfo_res *res)
66 struct devinfo_rman *rman;
69 rman = devinfo_handle_to_rman(res->dr_rman);
70 hexmode = (rman->dm_size > 1000) || (rman->dm_size == 0);
71 printf(hexmode ? "0x%jx" : "%ju", res->dr_start);
73 printf(hexmode ? "-0x%jx" : "-%ju",
74 res->dr_start + res->dr_size - 1);
78 * Print resource information if this resource matches the
81 * If the given indent is 0, return an indicator that a matching
85 print_device_matching_resource(struct devinfo_res *res, void *arg)
87 struct indent_arg *ia = (struct indent_arg *)arg;
88 struct devinfo_dev *dev = (struct devinfo_dev *)ia->arg;
91 if (devinfo_handle_to_device(res->dr_device) == dev) {
92 /* in 'detect' mode, found a match */
95 for (i = 0; i < ia->indent; i++)
104 * Print resource information for this device and resource manager.
107 print_device_rman_resources(struct devinfo_rman *rman, void *arg)
109 struct indent_arg *ia = (struct indent_arg *)arg;
114 /* check whether there are any resources matching this device */
116 if (devinfo_foreach_rman_resource(rman,
117 print_device_matching_resource, ia) != 0) {
119 /* there are, print header */
120 for (i = 0; i < indent; i++)
122 printf("%s:\n", rman->dm_desc);
124 /* print resources */
125 ia->indent = indent + 4;
126 devinfo_foreach_rman_resource(rman,
127 print_device_matching_resource, ia);
134 * Print information about a device.
137 print_device(struct devinfo_dev *dev, void *arg)
139 struct indent_arg ia;
142 if (vflag || (dev->dd_name[0] != 0 && dev->dd_state >= DS_ATTACHED)) {
143 indent = (int)(intptr_t)arg;
144 for (i = 0; i < indent; i++)
146 printf("%s", dev->dd_name[0] ? dev->dd_name : "unknown");
147 if (vflag && *dev->dd_pnpinfo)
148 printf(" pnpinfo %s", dev->dd_pnpinfo);
149 if (vflag && *dev->dd_location)
150 printf(" at %s", dev->dd_location);
151 if (!(dev->dd_flags & DF_ENABLED))
152 printf(" (disabled)");
153 else if (dev->dd_flags & DF_SUSPENDED)
154 printf(" (suspended)");
157 ia.indent = indent + 4;
159 devinfo_foreach_rman(print_device_rman_resources,
164 return(devinfo_foreach_device_child(dev, print_device,
165 (void *)((char *)arg + 2)));
169 * Print information about a resource under a resource manager.
172 print_rman_resource(struct devinfo_res *res, void *arg __unused)
174 struct devinfo_dev *dev;
178 dev = devinfo_handle_to_device(res->dr_device);
179 if ((dev != NULL) && (dev->dd_name[0] != 0)) {
180 printf(" (%s)", dev->dd_name);
189 * Print information about a resource manager.
192 print_rman(struct devinfo_rman *rman, void *arg __unused)
194 printf("%s:\n", rman->dm_desc);
195 devinfo_foreach_rman_resource(rman, print_rman_resource, 0);
200 main(int argc, char *argv[])
202 struct devinfo_dev *root;
206 while ((c = getopt(argc, argv, "ruv")) != -1) {
218 fprintf(stderr, "%s\n%s\n",
219 "usage: devinfo [-rv]",
226 err(1, "devinfo_init");
228 if ((root = devinfo_handle_to_device(DEVINFO_ROOT_DEVICE)) == NULL)
229 errx(1, "can't find root device");
231 /* print resource usage? */
233 devinfo_foreach_rman(print_rman, NULL);
235 /* print device hierarchy */
236 devinfo_foreach_device_child(root, print_device, (void *)0);