xref: /openbsd-src/sys/scsi/scsi_debug.h (revision 850e275390052b330d93020bf619a739a3c277ac)
1 /*	$OpenBSD: scsi_debug.h,v 1.8 2004/01/25 00:09:20 krw Exp $	*/
2 /*	$NetBSD: scsi_debug.h,v 1.7 1996/10/12 23:23:16 christos Exp $	*/
3 
4 /*
5  * Written by Julian Elischer (julian@tfs.com)
6  */
7 #ifndef	_SCSI_SCSI_DEBUG_H
8 #define _SCSI_SCSI_DEBUG_H 1
9 
10 /*
11  * These are the new debug bits.  (Sat Oct  2 12:46:46 WST 1993)
12  * the following DEBUG bits are defined to exist in the flags word of
13  * the scsi_link structure.
14  */
15 #define	SDEV_DB1		0x0010	/* scsi commands, errors, data	*/
16 #define	SDEV_DB2		0x0020	/* routine flow tracking */
17 #define	SDEV_DB3		0x0040	/* internal to routine flows	*/
18 #define	SDEV_DB4		0x0080	/* level 4 debugging for this dev */
19 
20 /* targets and LUNs we want to debug */
21 #ifndef SCSIDEBUG_BUSES
22 #define SCSIDEBUG_BUSES		0
23 #endif
24 #ifndef SCSIDEBUG_TARGETS
25 #define	SCSIDEBUG_TARGETS	0
26 #endif
27 #ifndef SCSIDEBUG_LUNS
28 #define	SCSIDEBUG_LUNS		0
29 #endif
30 #ifndef SCSIDEBUG_LEVEL
31 #define	SCSIDEBUG_LEVEL		(SDEV_DB1|SDEV_DB2)
32 #endif
33 
34 
35 extern int scsidebug_buses, scsidebug_targets, scsidebug_luns, scsidebug_level;
36 
37 /*
38  * This is the usual debug macro for use with the above bits
39  */
40 #ifdef	SCSIDEBUG
41 #define	SC_DEBUG(sc_link,Level,Printstuff) \
42 	if ((sc_link)->flags & (Level)) {	\
43 		sc_print_addr(sc_link);		\
44  		printf Printstuff;		\
45 	}
46 #define	SC_DEBUGN(sc_link,Level,Printstuff) \
47 	if ((sc_link)->flags & (Level)) {	\
48  		printf Printstuff;		\
49 	}
50 #else
51 #define SC_DEBUG(A,B,C)
52 #define SC_DEBUGN(A,B,C)
53 #endif
54 
55 #endif /* _SCSI_SCSI_DEBUG_H */
56