freebsd-dev/sys/cam/ctl/ctl_debug.h
Alexander Motin 218d5d4be2 Implement more functional CTL debug logging.
Setting bits in kern.cam.ctl.debug allows to log errors, commands and some
commands data respectively.

MFC after:	1 week
2014-10-16 08:42:17 +00:00

63 lines
2.1 KiB
C

/*-
* Copyright (c) 2003 Silicon Graphics International Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id: //depot/users/kenm/FreeBSD-test2/sys/cam/ctl/ctl_debug.h#2 $
* $FreeBSD$
*/
/*
* CAM Target Layer debugging interface.
*
* Author: Ken Merry <ken@FreeBSD.org>
*/
#ifndef _CTL_DEBUG_H_
#define _CTL_DEBUG_H_
/*
* Debugging flags.
*/
typedef enum {
CTL_DEBUG_NONE = 0x00, /* no debugging */
CTL_DEBUG_INFO = 0x01, /* SCSI errors */
CTL_DEBUG_CDB = 0x02, /* SCSI CDBs and tasks */
CTL_DEBUG_CDB_DATA = 0x04 /* SCSI CDB DATA */
} ctl_debug_flags;
#ifdef CAM_CTL_DEBUG
#define CTL_DEBUG_PRINT(X) \
do { \
printf("ctl_debug: "); \
printf X; \
} while (0)
#else /* CAM_CTL_DEBUG */
#define CTL_DEBUG_PRINT(X)
#endif /* CAM_CTL_DEBUG */
#endif /* _CTL_DEBUG_H_ */