2 * Copyright (c) 2000, 2001 Michael Smith
3 * Copyright (c) 2000 BSDi
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * $FreeBSD: src/usr.sbin/devinfo/devinfo.c,v 1.7 2007/10/27 13:06:15 jhb Exp $
31 * Print information about system device configuration.
34 #include <sys/types.h>
44 static void print_resource(struct devinfo_res *);
45 static int print_device_matching_resource(struct devinfo_res *, void *);
46 static int print_device_rman_resources(struct devinfo_rman *, void *);
47 static int print_device(struct devinfo_dev *, void *);
48 static int print_rman_resource(struct devinfo_res *, void *);
49 static int print_rman(struct devinfo_rman *, void *);
61 print_resource(struct devinfo_res *res)
63 struct devinfo_rman *rman;
66 rman = devinfo_handle_to_rman(res->dr_rman);
67 hexmode = (rman->dm_size > 1000) || (rman->dm_size == 0);
68 printf(hexmode ? "0x%lx" : "%lu", res->dr_start);
70 printf(hexmode ? "-0x%lx" : "-%lu",
71 res->dr_start + res->dr_size - 1);
75 * Print resource information if this resource matches the
78 * If the given indent is 0, return an indicator that a matching
82 print_device_matching_resource(struct devinfo_res *res, void *arg)
84 struct indent_arg *ia = (struct indent_arg *)arg;
85 struct devinfo_dev *dev = (struct devinfo_dev *)ia->arg;
88 if (devinfo_handle_to_device(res->dr_device) == dev) {
89 /* in 'detect' mode, found a match */
92 for (i = 0; i < ia->indent; i++)
101 * Print resource information for this device and resource manager.
104 print_device_rman_resources(struct devinfo_rman *rman, void *arg)
106 struct indent_arg *ia = (struct indent_arg *)arg;
111 /* check whether there are any resources matching this device */
113 if (devinfo_foreach_rman_resource(rman,
114 print_device_matching_resource, ia) != 0) {
116 /* there are, print header */
117 for (i = 0; i < indent; i++)
119 printf("%s:\n", rman->dm_desc);
121 /* print resources */
122 ia->indent = indent + 4;
123 devinfo_foreach_rman_resource(rman,
124 print_device_matching_resource, ia);
131 * Print information about a device.
134 print_device(struct devinfo_dev *dev, void *arg)
136 struct indent_arg ia;
140 (vflag && (dev->dd_flags & DIF_ENABLED)) ||
141 (dev->dd_name[0] != 0 && dev->dd_state >= DS_INPROGRESS)) {
142 indent = (int)(intptr_t)arg;
143 for (i = 0; i < indent; i++)
145 if (vflag && (dev->dd_flags & DIF_ENABLED) == 0) {
147 printf("%s", dev->dd_name);
148 printf("(disabled)");
150 printf("%s", dev->dd_name[0] ? dev->dd_name : "unknown");
152 if (vflag && *dev->dd_pnpinfo)
153 printf(" pnpinfo %s", dev->dd_pnpinfo);
154 if (vflag && *dev->dd_location)
155 printf(" at %s", dev->dd_location);
158 ia.indent = indent + 4;
160 devinfo_foreach_rman(print_device_rman_resources,
165 return(devinfo_foreach_device_child(dev, print_device,
166 (void *)((char *)arg + 2)));
170 * Print information about a resource under a resource manager.
173 print_rman_resource(struct devinfo_res *res, void *arg __unused)
175 struct devinfo_dev *dev;
179 dev = devinfo_handle_to_device(res->dr_device);
180 if ((dev != NULL) && (dev->dd_name[0] != 0)) {
181 printf(" (%s)", dev->dd_name);
190 * Print information about a resource manager.
193 print_rman(struct devinfo_rman *rman, void *arg __unused)
195 printf("%s:\n", rman->dm_desc);
196 devinfo_foreach_rman_resource(rman, print_rman_resource, 0);
201 main(int argc, char *argv[])
203 struct devinfo_dev *root;
207 while ((c = getopt(argc, argv, "ruv")) != -1) {
219 fprintf(stderr, "%s\n%s\n",
220 "usage: devinfo [-rv]",
227 err(1, "devinfo_init");
229 if ((root = devinfo_handle_to_device(DEVINFO_ROOT_DEVICE)) == NULL)
230 errx(1, "can't find root device");
232 /* print resource usage? */
234 devinfo_foreach_rman(print_rman, NULL);
236 /* print device hierarchy */
237 devinfo_foreach_device_child(root, print_device, NULL);