root/sys/scsi/scsi_debug.h
/*      $OpenBSD: scsi_debug.h,v 1.23 2022/02/28 14:48:11 krw Exp $     */
/*      $NetBSD: scsi_debug.h,v 1.7 1996/10/12 23:23:16 christos Exp $  */

/*
 * Written by Julian Elischer (julian@tfs.com)
 */
#ifndef _SCSI_SCSI_DEBUG_H
#define _SCSI_SCSI_DEBUG_H
#ifdef _KERNEL

/*
 * These are the new debug bits.  (Sat Oct  2 12:46:46 WST 1993)
 * the following DEBUG bits are defined to exist in the flags word of
 * the scsi_link structure.
 */
#define SDEV_DB1                0x0010  /* scsi commands, errors, data  */
#define SDEV_DB2                0x0020  /* routine flow tracking */
#define SDEV_DB3                0x0040  /* internal to routine flows    */
#define SDEV_DB4                0x0080  /* level 4 debugging for this dev */

#ifdef  SCSIDEBUG
/* targets and LUNs we want to debug */
#ifndef SCSIDEBUG_BUSES
#define SCSIDEBUG_BUSES         0
#endif /* ~SCSIDBUG_BUSES */
#ifndef SCSIDEBUG_TARGETS
#define SCSIDEBUG_TARGETS       0
#endif /* ~SCSIDEBUG_TARGETS */
#ifndef SCSIDEBUG_LUNS
#define SCSIDEBUG_LUNS          0
#endif /* ~SCSIDEBUG_LUNS */
#ifndef SCSIDEBUG_LEVEL
#define SCSIDEBUG_LEVEL         (SDEV_DB1|SDEV_DB2)
#endif /* ~SCSIDEBUG_LEVEL */

extern u_int32_t scsidebug_buses, scsidebug_targets, scsidebug_luns;
extern int scsidebug_level;

extern const char *flagnames[];
extern const char *quirknames[];
extern const char *devicetypenames[32];

struct scsi_xfer;

void    scsi_show_sense(struct scsi_xfer *);
void    scsi_show_xs(struct scsi_xfer *);
void    scsi_show_mem(u_char *, int);
void    scsi_show_flags(u_int32_t, const char **);
void    scsi_show_inquiry_header(struct scsi_inquiry_data *);
void    scsi_show_inquiry_match(struct scsi_inquiry_data *);

/*
 * This is the usual debug macro for use with the above bits
 */
#define SC_DEBUG(link,Level,Printstuff) do {    \
        if ((link)->flags & (Level)) {          \
                sc_print_addr(link);            \
                printf Printstuff;              \
        }                                       \
} while (0)
#define SC_DEBUGN(link,Level,Printstuff) do {                           \
        if ((link)->flags & (Level)) {                                  \
                printf Printstuff;                                      \
        }                                                               \
} while (0)
#define SC_DEBUG_SENSE(xs) do {                 \
        scsi_show_sense(xs);                    \
} while (0)
#else
#define SC_DEBUG(link,level,Printstuff)
#define SC_DEBUGN(link,level,Printstuff)
#define SC_DEBUG_SENSE(xs)
#endif /* SCSIDEBUG */

#endif /* _KERNEL */
#endif /* _SCSI_SCSI_DEBUG_H */