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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef _GHD_DEBUG_H
28#define	_GHD_DEBUG_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#ifdef	__cplusplus
33extern "C" {
34#endif
35
36#include <sys/varargs.h>
37
38/*PRINTFLIKE1*/
39extern void ghd_err(const char *fmt, ...) __PRINTFLIKE(1);
40extern ulong_t ghd_debug_flags;
41
42#define	GDBG_FLAG_ERROR		0x0001
43#define	GDBG_FLAG_INTR		0x0002
44#define	GDBG_FLAG_PEND_INTR	0x0004
45#define	GDBG_FLAG_START		0x0008
46#define	GDBG_FLAG_WARN		0x0010
47#define	GDBG_FLAG_DMA		0x0020
48#define	GDBG_FLAG_PKT		0x0040
49#define	GDBG_FLAG_INIT		0x0080
50#define	GDBG_FLAG_WAITQ		0x0100
51
52/*
53 * Use prom_printf() or vcmn_err()
54 */
55#ifdef GHD_DEBUG_PROM_PRINTF
56#define	GDBG_PRF(fmt)	prom_printf fmt
57#include <sys/promif.h>
58#else
59#define	GDBG_PRF(fmt)	ghd_err fmt
60#endif
61
62#if defined(GHD_DEBUG) || defined(__lint)
63
64#define	GDBG_FLAG_CHK(flag, fmt) if (ghd_debug_flags & (flag)) GDBG_PRF(fmt)
65
66#else	/* GHD_DEBUG || __lint */
67
68#define	GDBG_FLAG_CHK(flag, fmt)
69
70#endif	/* GHD_DEBUG || __lint */
71
72/*
73 * Always print "real" error messages on non-debugging kernels
74 */
75
76#if defined(GHD_DEBUG) || defined(__lint)
77#define	GDBG_ERROR(fmt)		GDBG_FLAG_CHK(GDBG_FLAG_ERROR, fmt)
78#else
79#define	GDBG_ERROR(fmt)	ghd_err fmt
80#endif
81
82/*
83 * Debugging printf macros
84 */
85
86#define	GDBG_INTR(fmt)		GDBG_FLAG_CHK(GDBG_FLAG_INTR, fmt)
87#define	GDBG_PEND_INTR(fmt)	GDBG_FLAG_CHK(GDBG_FLAG_PEND_INTR, fmt)
88#define	GDBG_START(fmt)		GDBG_FLAG_CHK(GDBG_FLAG_START, fmt)
89#define	GDBG_WARN(fmt)		GDBG_FLAG_CHK(GDBG_FLAG_WARN, fmt)
90#define	GDBG_DMA(fmt)		GDBG_FLAG_CHK(GDBG_FLAG_DMA, fmt)
91#define	GDBG_PKT(fmt)		GDBG_FLAG_CHK(GDBG_FLAG_PKT, fmt)
92#define	GDBG_INIT(fmt)		GDBG_FLAG_CHK(GDBG_FLAG_INIT, fmt)
93#define	GDBG_WAITQ(fmt)		GDBG_FLAG_CHK(GDBG_FLAG_WAITQ, fmt)
94
95#ifdef	__cplusplus
96}
97#endif
98
99#endif /* _GHD_DEBUG_H */
100