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Annotation of kernel/kern/kdebug.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: 
        !            25: 
        !            26: /*     Copyright (c) 1997 Apple Computer, Inc.  All rights reserved. 
        !            27:  *
        !            28:  * kdebug.h -   kernel_debug definitions
        !            29:  *
        !            30:  */
        !            31: 
        !            32: #import <mach/clock_types.h>
        !            33: #if    defined(KERNEL_BUILD)
        !            34: #import <kdebug.h>
        !            35: #endif /* KERNEL_BUILD */
        !            36: /* The debug code consists of the following 
        !            37: *
        !            38: * ----------------------------------------------------------------------
        !            39: *|              |               |                               |Func   |
        !            40: *| Class (8)    | SubClass (8)  |          Code (14)            |Qual(2)|
        !            41: * ----------------------------------------------------------------------
        !            42: * The class specifies the higher level 
        !            43: */
        !            44: 
        !            45: /* The Function qualifiers  */
        !            46: #define DBG_FUNC_START         1
        !            47: #define DBG_FUNC_END           2
        !            48: #define DBG_FUNC_NONE          0
        !            49: 
        !            50: 
        !            51: /* The Kernel Debug Classes  */
        !            52: #define DBG_MACH               1
        !            53: #define DBG_NETWORK            2       
        !            54: #define DBG_FSYSTEM            3
        !            55: #define DBG_BSD                        4
        !            56: #define DBG_IOKIT              5
        !            57: #define DBG_DRIVERS            6
        !            58: #define DBG_MISC               20
        !            59: 
        !            60: /* **** The Kernel Debug Sub Classes for Mach (DBG_MACH) **** */
        !            61: #define        DBG_MACH_EXCP_DFLT      0x03    /* Data Translation Fault */
        !            62: #define        DBG_MACH_EXCP_IFLT      0x04    /* Inst Translation Fault */
        !            63: #define        DBG_MACH_EXCP_INTR      0x05    /* Interrupts */
        !            64: #define        DBG_MACH_EXCP_ALNG      0x06    /* Alignment Exception */
        !            65: #define        DBG_MACH_EXCP_TRAP      0x07    /* Traps */
        !            66: #define        DBG_MACH_EXCP_FP        0x08    /* FP Unavail */
        !            67: #define        DBG_MACH_EXCP_DECI      0x09    /* Decrementer Interrupt */
        !            68: #define        DBG_MACH_EXCP_SC        0x0C    /* System Calls */
        !            69: #define        DBG_MACH_EXCP_TRACE     0x0D    /* Trace excpetion */
        !            70: #define        DBG_MACH_IHDLR          0x10    /* Interrupt Handlers */
        !            71: #define        DBG_MACH_IPC            0x20    /* Inter Process Comm */
        !            72: #define        DBG_MACH_VM             0x30    /* Virtual Memory */
        !            73: #define        DBG_MACH_SCHED          0x40    /* Scheduler */
        !            74: 
        !            75: /* Codes for Scheduler (DBG_MACH_SCHED) */     
        !            76: #define MACH_SCHED              0x0     /* Scheduler */
        !            77: #define MACH_STACK_ATTACH       0x1     /* stack_attach() */
        !            78: #define MACH_STACK_HANDOFF      0x2     /* stack_handoff() */
        !            79: #define MACH_CALL_CONT          0x3     /* call_continuation() */
        !            80: #define MACH_CALLOUT           0x4     /* callouts */
        !            81: 
        !            82: /* **** The Kernel Debug Sub Classes for Network (DBG_NETWORK) **** */
        !            83: #define DBG_NETIP      1       /* Internet Protocol */
        !            84: #define DBG_NETARP     2       /* Address Resolution Protocol */
        !            85: #define        DBG_NETUDP      3       /* User Datagram Protocol */
        !            86: #define        DBG_NETTCP      4       /* Transmission Control Protocol */
        !            87: #define        DBG_NETICMP     5       /* Internet Control Message Protocol */
        !            88: #define        DBG_NETIGMP     6       /* Internet Group Management Protocol */
        !            89: #define        DBG_NETRIP      7       /* Routing Information Protocol */
        !            90: #define        DBG_NETOSPF     8       /* Open Shortest Path First */
        !            91: #define        DBG_NETISIS     9       /* Intermediate System to Intermediate System */
        !            92: #define        DBG_NETSNMP     10      /* Simple Network Management Protocol */
        !            93: #define DBG_NETSOCK    11      /* Socket Layer */
        !            94: 
        !            95: /* For Apple talk */
        !            96: #define        DBG_NETAARP     100     /* Apple ARP */
        !            97: #define        DBG_NETDDP      101     /* Datagram Delivery Protocol */
        !            98: #define        DBG_NETNBP      102     /* Name Binding Protocol */
        !            99: #define        DBG_NETZIP      103     /* Zone Information Protocol */
        !           100: #define        DBG_NETADSP     104     /* Name Binding Protocol */
        !           101: #define        DBG_NETATP      105     /* Apple Transaction Protocol */
        !           102: #define        DBG_NETASP      106     /* Apple Session Protocol */
        !           103: #define        DBG_NETAFP      107     /* Apple Filing Protocol */
        !           104: #define        DBG_NETRTMP     108     /* Routing Table Maintenance Protocol */
        !           105: #define        DBG_NETAURP     109     /* Apple Update Routing Protocol */
        !           106: 
        !           107: /* **** The Kernel Debug Sub Classes for Network (DBG_IOKIT) **** */
        !           108: #define DBG_IOSCSI     1       /* SCSI */
        !           109: #define DBG_IODISK     2       /* Disk layers */
        !           110: #define        DBG_IONETWORK   3       /* Network layers */
        !           111: #define        DBG_IOKEYBOARD  4       /* Keyboard */
        !           112: #define        DBG_IOPOINTING  5       /* Pointing Devices */
        !           113: #define        DBG_IOAUDIO     6       /* Audio */
        !           114: #define        DBG_IOFLOPPY    7       /* Floppy */
        !           115: #define        DBG_IOSERIAL    8       /* Serial */
        !           116: #define        DBG_IOTTY       9       /* TTY layers */
        !           117: 
        !           118: /* **** The Kernel Debug Sub Classes for Network (DBG_DRIVERS) **** */
        !           119: #define DBG_DRVSCSI    1       /* SCSI */
        !           120: #define DBG_DRVDISK    2       /* Disk layers */
        !           121: #define        DBG_DRVNETWORK  3       /* Network layers */
        !           122: #define        DBG_DRVKEYBOARD 4       /* Keyboard */
        !           123: #define        DBG_DRVPOINTING 5       /* Pointing Devices */
        !           124: #define        DBG_DRVAUDIO    6       /* Audio */
        !           125: #define        DBG_DRVFLOPPY   7       /* Floppy */
        !           126: #define        DBG_DRVSERIAL   8       /* Serial */
        !           127: #define DBG_DRVSPLT     9
        !           128: 
        !           129: /* The Kernel Debug Sub Classes for File System */
        !           130: #define DBG_FSRW      1       /* reads and writes to the filesystem */
        !           131: 
        !           132: /* The Kernel Debug Sub Classes for BSD */
        !           133: 
        !           134: /**********************************************************************/
        !           135: 
        !           136: #define KDBG_CODE(Class, SubClass, code) (((Class & 0xff) << 24) | ((SubClass & 0xff) << 16) | ((code & 0x3fff)  << 2))
        !           137: 
        !           138: #define MACHDBG_CODE(SubClass, code) KDBG_CODE(DBG_MACH, SubClass, code)
        !           139: #define NETDBG_CODE(SubClass, code) KDBG_CODE(DBG_NETWORK, SubClass, code)
        !           140: #define FSDBG_CODE(SubClass, code) KDBG_CODE(DBG_FSYSTEM, SubClass, code)
        !           141: #define BSDDBG_CODE(SubClass, code) KDBG_CODE(DBG_BSD, SubClass, code)
        !           142: #define IOKDBG_CODE(SubClass, code) KDBG_CODE(DBG_IOKIT, SubClass, code)
        !           143: #define DRVDBG_CODE(SubClass, code) KDBG_CODE(DBG_DRIVERS, SubClass, code)
        !           144: #define MISCDBG_CODE(SubClass,code) KDBG_CODE(DBG_MISC, SubClass, code)
        !           145: 
        !           146: 
        !           147: /*   Usage:
        !           148: * kernel_debug((KDBG_CODE(DBG_NETWORK, DNET_PROTOCOL, 51) | DBG_FUNC_START), 
        !           149: *      offset, 0, 0, 0,0) 
        !           150: * 
        !           151: * For ex, 
        !           152: * 
        !           153: * #import <kern/kdebug.h>
        !           154: * 
        !           155: * #define DBG_NETIPINIT NETDBG_CODE(DBG_NETIP,1)
        !           156: * 
        !           157: * 
        !           158: * void
        !           159: * ip_init()
        !           160: * {
        !           161: *      register struct protosw *pr;
        !           162: *      register int i;
        !           163: *      
        !           164: *      KERNEL_DEBUG(DBG_NETIPINIT | DBG_FUNC_START, 0,0,0,0,0)
        !           165: *      --------
        !           166: *      KERNEL_DEBUG(DBG_NETIPINIT, 0,0,0,0,0)
        !           167: *      --------
        !           168: *      KERNEL_DEBUG(DBG_NETIPINIT | DBG_FUNC_END, 0,0,0,0,0)
        !           169: * }
        !           170: *
        !           171: 
        !           172: */
        !           173: 
        !           174: extern void kernel_debug(unsigned int debugid, unsigned int arg1, unsigned int arg2, unsigned int arg3,  unsigned int arg4, unsigned int arg5);
        !           175: 
        !           176: #if    KDEBUG
        !           177: extern unsigned int kdebug_enable;
        !           178: #define KERNEL_DEBUG(x,a,b,c,d,e) if(kdebug_enable) kernel_debug(x,a,b,c,d,e)
        !           179: #else
        !           180: #define KERNEL_DEBUG(x,a,b,c,d,e)
        !           181: #endif
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