scsi_debug.h

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    1 /*
    2  * Use
    3  *      options         SCSIDEBUG
    4  *
    5  * in the kernel config file to get these macros into effect.
    6  */
    7 
    8 /*
    9  * Written by Julian Elischer (julian@tfs.com)
   10  *
   11  * $FreeBSD: src/sys/scsi/scsi_debug.h,v 1.3.4.1 1999/09/05 08:21:41 peter Exp $
   12  */
   13 #ifndef _SCSI_SCSI_DEBUG_H
   14 #define _SCSI_SCSI_DEBUG_H 1
   15 
   16 /*
   17  * These are the new debug bits.  (Sat Oct  2 12:46:46 WST 1993)
   18  * the following DEBUG bits are defined to exist in the flags word of
   19  * the scsi_link structure.
   20  */
   21 #define SDEV_DB1                0x10    /* scsi commands, errors, data  */
   22 #define SDEV_DB2                0x20    /* routine flow tracking */
   23 #define SDEV_DB3                0x40    /* internal to routine flows    */
   24 #define SDEV_DB4                0x80    /* level 4 debugging for this dev */
   25 
   26 /* target and LUN we want to debug */
   27 #define DEBUGTARG 9 /*9 = dissable*/
   28 #define DEBUGLUN  0
   29 #define DEBUGLEVEL      (SDEV_DB1|SDEV_DB2)
   30 
   31 /*
   32  * This is the usual debug macro for use with the above bits
   33  */
   34 #ifdef  SCSIDEBUG
   35 #define SC_DEBUG(sc_link,Level,Printstuff) \
   36         if((sc_link)->flags & (Level))          \
   37         {                                       \
   38                 printf("%s%d(%s%d:%d:%d): ",    \
   39                         sc_link->device->name,  \
   40                         sc_link->dev_unit,      \
   41                         sc_link->adapter->name, \
   42                         sc_link->adapter_unit,  \
   43                         sc_link->target,        \
   44                         sc_link->lun);          \
   45                 printf Printstuff;              \
   46         }
   47 #define SC_DEBUGN(sc_link,Level,Printstuff) \
   48         if((sc_link)->flags & (Level))          \
   49         {                                       \
   50                 printf Printstuff;              \
   51         }
   52 #else
   53 #define SC_DEBUG(A,B,C) /* not included */
   54 #define SC_DEBUGN(A,B,C) /* not included */
   55 #endif
   56 
   57 #endif /*_SCSI_SCSI_DEBUG_H*/
   58 /* END OF FILE */
   59

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FreeBSD/Linux Kernel Cross Reference sys/scsi/scsi_debug.h

FreeBSD/Linux Kernel Cross Reference
sys/scsi/scsi_debug.h