/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1990 - 1997, Sun Microsystems, Inc.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* For machines that support the openprom, fetch and print the list
* of devices that the kernel has fetched from the prom or conjured up.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <fcntl.h>
#include <stdarg.h>
#include <libdevinfo.h>
static char *progname = "sysdef";
extern int devflag; /* SunOS4.x devinfo compatible output */
extern int drvname_flag; /* print out the driver name too */
static int _error(char *opt_noperror, ...);
static int dump_node(di_node_t node, void *arg);
void
sysdef_devinfo(void)
{
di_node_t root_node;
/* take a snapshot of kernel devinfo tree */
if ((root_node = di_init("/", DINFOSUBTREE)) == DI_NODE_NIL) {
exit(_error("di_init() failed."));
}
/*
* ...and call di_walk_node to report it out...
*/
di_walk_node(root_node, DI_WALK_CLDFIRST, NULL, dump_node);
di_fini(root_node);
}
/*
* print out information about this node
*/
static int
dump_node(di_node_t node, void *arg)
{
int i;
char *driver_name;
di_node_t tmp;
int indent_level = 0;
/* find indent level */
tmp = node;
while ((tmp = di_parent_node(tmp)) != DI_NODE_NIL)
indent_level++;
/* we would start at 0, except that we skip the root node */
if (!devflag)
indent_level--;
for (i = 0; i < indent_level; i++)
(void) putchar('\t');
if (indent_level >= 0) {
if (devflag) {
/*
* 4.x devinfo(8) compatible..
*/
(void) printf("Node '%s', unit #%d",
di_node_name(node),
di_instance(node));
if (drvname_flag) {
if (driver_name = di_driver_name(node)) {
(void) printf(" (driver name: %s)",
driver_name);
}
} else if (di_state(node) & DI_DRIVER_DETACHED) {
(void) printf(" (no driver)");
}
} else {
/*
* prtconf(1M) compatible..
*/
(void) printf("%s", di_node_name(node));
if (di_instance(node) >= 0)
(void) printf(", instance #%d",
di_instance(node));
if (drvname_flag) {
if (driver_name = di_driver_name(node)) {
(void) printf(" (driver name: %s)",
driver_name);
}
} else if (di_state(node) & DI_DRIVER_DETACHED) {
(void) printf(" (driver not attached)");
}
}
(void) printf("\n");
}
return (DI_WALK_CONTINUE);
}
/*
* utility routines
*/
/* _error([no_perror, ] fmt [, arg ...]) */
static int
_error(char *opt_noperror, ...)
{
int saved_errno;
va_list ap;
int no_perror = 0;
char *fmt;
extern int errno, _doprnt();
saved_errno = errno;
if (progname)
(void) fprintf(stderr, "%s: ", progname);
va_start(ap, opt_noperror);
if (opt_noperror == NULL) {
no_perror = 1;
fmt = va_arg(ap, char *);
} else
fmt = opt_noperror;
(void) _doprnt(fmt, ap, stderr);
va_end(ap);
if (no_perror)
(void) fprintf(stderr, "\n");
else {
(void) fprintf(stderr, ": ");
errno = saved_errno;
perror("");
}
return (1);
}