/scsipi/scsipi_debug.h

http://rtems-atapi.googlecode.com/ · C++ Header · 87 lines · 36 code · 10 blank · 41 comment · 4 complexity · eda08fb003febbddeff71d5c663523f4 MD5 · raw file 

    

  1. /*	$NetBSD: scsipi_debug.h,v 1.17 2008/04/28 20:23:58 martin Exp $	*/
    2. 

  2. 

  3. /*-
    4. 

  4.  * Copyright (c) 1999 The NetBSD Foundation, Inc.
    5. 

  5.  * All rights reserved.
    6. 

  6.  *
    7. 

  7.  * This code is derived from software contributed to The NetBSD Foundation
    8. 

  8.  * by by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
    9. 

  9.  * NASA Ames Research Center.
    10. 

  10.  *
    11. 

  11.  * Redistribution and use in source and binary forms, with or without
    12. 

  12.  * modification, are permitted provided that the following conditions
    13. 

  13.  * are met:
    14. 

  14.  * 1. Redistributions of source code must retain the above copyright
    15. 

  15.  *    notice, this list of conditions and the following disclaimer.
    16. 

  16.  * 2. Redistributions in binary form must reproduce the above copyright
    17. 

  17.  *    notice, this list of conditions and the following disclaimer in the
    18. 

  18.  *    documentation and/or other materials provided with the distribution.
    19. 

  19.  *
    20. 

  20.  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
    21. 

  21.  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
    22. 

  22.  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
    23. 

  23.  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
    24. 

  24.  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    25. 

  25.  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    26. 

  26.  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    27. 

  27.  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    28. 

  28.  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    29. 

  29.  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    30. 

  30.  * POSSIBILITY OF SUCH DAMAGE.
    31. 

  31.  */
    32. 

  32. 

  33. #if defined(_KERNEL_OPT)
    34. 

  34. #include "opt_scsipi_debug.h"
    35. 

  35. #endif
    36. 

  36. 

  37. /*
    38. 

  38.  * Originally written by Julian Elischer (julian@tfs.com)
    39. 

  39.  */
    40. 

  40. 

  41. #define	SCSIPI_DB1	0x0001		/* scsi commands, errors, data */
    42. 

  42. #define	SCSIPI_DB2	0x0002		/* routine flow tracking */
    43. 

  43. #define	SCSIPI_DB3	0x0004		/* internal to routine flows */
    44. 

  44. #define	SCSIPI_DB4	0x0008		/* level 4 debugging for this dev */
    45. 

  45. 

  46. /*
    47. 

  47.  * The following options allow us to build a kernel with debugging on
    48. 

  48.  * by default for a certain type of device.  We can always enable
    49. 

  49.  * debugging on a specific device using an ioctl.
    50. 

  50.  */
    51. 

  51. #ifndef SCSIPI_DEBUG_TYPE
    52. 

  52. #define	SCSIPI_DEBUG_TYPE	SCSIPI_BUSTYPE_ATAPI
    53. 

  53. #endif
    54. 

  54. 

  55. #ifndef SCSIPI_DEBUG_TARGET
    56. 

  56. #define	SCSIPI_DEBUG_TARGET	-1	/* disabled */
    57. 

  57. #endif
    58. 

  58. 

  59. #ifndef	SCSIPI_DEBUG_LUN
    60. 

  60. #define	SCSIPI_DEBUG_LUN	0
    61. 

  61. #endif
    62. 

  62. 

  63. /*
    64. 

  64.  * Default debugging flags for above.
    65. 

  65.  */
    66. 

  66. #ifndef SCSIPI_DEBUG_FLAGS
    67. 

  67. #define	SCSIPI_DEBUG_FLAGS	(SCSIPI_DB1|SCSIPI_DB2|SCSIPI_DB3)
    68. 

  68. #endif
    69. 

  69. 

  70. #ifdef SCSIPI_DEBUG
    71. 

  71. #define	SC_DEBUG(periph, flags, x)					\
    72. 

  72. do {									\
    73. 

  73. 	if ((periph)->periph_dbflags & (flags)) {			\
    74. 

  74. 		scsipi_printaddr((periph));				\
    75. 

  75. 		printf x ;						\
    76. 

  76. 	}								\
    77. 

  77. } while (0)
    78. 

  78. 

  79. #define	SC_DEBUGN(periph, flags, x)					\
    80. 

  80. do {									\
    81. 

  81. 	if ((periph)->periph_dbflags & (flags))				\
    82. 

  82. 		printf x ;						\
    83. 

  83. } while (0)
    84. 

  84. #else
    85. 

  85. #define	SC_DEBUG(periph, flags, x)	/* nothing */
    86. 

  86. #define	SC_DEBUGN(periph, flags, x)	/* nothing */
    87. 

  87. #endif
    88.