1 /* $NetBSD: scsipi_debug.h,v 1.14 2001/05/30 11:46:34 mrg Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 #if defined(_KERNEL_OPT) 41 #include "opt_scsipi_debug.h" 42 #endif 43 44 /* 45 * Originally written by Julian Elischer (julian@tfs.com) 46 */ 47 48 #define SCSIPI_DB1 0x0001 /* scsi commands, errors, data */ 49 #define SCSIPI_DB2 0x0002 /* routine flow tracking */ 50 #define SCSIPI_DB3 0x0004 /* internal to routine flows */ 51 #define SCSIPI_DB4 0x0008 /* level 4 debugging for this dev */ 52 53 /* 54 * The following options allow us to build a kernel with debugging on 55 * by default for a certain type of device. We can always enable 56 * debugging on a specific device using an ioctl. 57 */ 58 #ifndef SCSIPI_DEBUG_TYPE 59 #define SCSIPI_DEBUG_TYPE SCSIPI_BUSTYPE_ATAPI 60 #endif 61 62 #ifndef SCSIPI_DEBUG_TARGET 63 #define SCSIPI_DEBUG_TARGET -1 /* disabled */ 64 #endif 65 66 #ifndef SCSIPI_DEBUG_LUN 67 #define SCSIPI_DEBUG_LUN 0 68 #endif 69 70 /* 71 * Default debugging flags for above. 72 */ 73 #ifndef SCSIPI_DEBUG_FLAGS 74 #define SCSIPI_DEBUG_FLAGS (SCSIPI_DB1|SCSIPI_DB2|SCSIPI_DB3) 75 #endif 76 77 #ifdef SCSIPI_DEBUG 78 #define SC_DEBUG(periph, flags, x) \ 79 do { \ 80 if ((periph)->periph_dbflags & (flags)) { \ 81 scsipi_printaddr((periph)); \ 82 printf x ; \ 83 } \ 84 } while (0) 85 86 #define SC_DEBUGN(periph, flags, x) \ 87 do { \ 88 if ((periph)->periph_dbflags & (flags)) \ 89 printf x ; \ 90 } while (0) 91 #else 92 #define SC_DEBUG(periph, flags, x) /* nothing */ 93 #define SC_DEBUGN(periph, flags, x) /* nothing */ 94 #endif 95