1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <sys/types.h>
30#include <sys/cmn_err.h>
31#include <sys/varargs.h>
32#include <sys/bootconf.h>
33#include <sys/sysmacros.h>
34#include <sys/kmdb.h>
35
36/*
37 * The boot printing interfaces don't expose anything that'll allow us
38 * to print multiple arguments at once.  That is, they expose printf-like
39 * interfaces, but these interfaces only support one format specifier per
40 * invocation.  The routines in this file allow the rest of the driver
41 * to pretend that this limitation doesn't exist.
42 */
43
44#include <kmdb/kctl/kctl.h>
45
46static void
47kctl_vprintf(int code, const char *format, va_list ap)
48{
49	if (kctl.kctl_boot_ops == NULL) {
50		vcmn_err(code, format, ap);
51
52	} else {
53		char buf[128];
54
55		if (code == CE_WARN)
56			BOP_PUTSARG(kctl.kctl_boot_ops, "WARNING: ", NULL);
57		else if (code == CE_NOTE)
58			BOP_PUTSARG(kctl.kctl_boot_ops, "NOTE: ", NULL);
59
60		(void) vsnprintf(buf, sizeof (buf), format, ap);
61		BOP_PUTSARG(kctl.kctl_boot_ops, "%s\n", buf);
62	}
63}
64
65void
66kctl_warn(const char *format, ...)
67{
68	va_list ap;
69
70	va_start(ap, format);
71	kctl_vprintf(CE_WARN, format, ap);
72	va_end(ap);
73}
74
75void
76kctl_dprintf(const char *format, ...)
77{
78	va_list ap;
79
80	if (!(kctl.kctl_flags & KMDB_F_DRV_DEBUG))
81		return;
82
83	va_start(ap, format);
84	kctl_vprintf(CE_NOTE, format, ap);
85	va_end(ap);
86}
87