FreeBSD/Linux Kernel Cross Reference
sys/i386ps2/debugf.h

     /* 
      * Mach Operating System
      * Copyright (c) 1991,1990 Carnegie Mellon University
      * Copyright (c) 1991 IBM Corporation 
      * All Rights Reserved.
      * 
      * Permission to use, copy, modify and distribute this software and its
      * documentation is hereby granted, provided that both the copyright
      * notice and this permission notice appear in all copies of the
     * software, derivative works or modified versions, and any portions
     * thereof, and that both notices appear in supporting documentation,
     * and that the name IBM not be used in advertising or publicity 
     * pertaining to distribution of the software without specific, written
     * prior permission.
     * 
     * CARNEGIE MELLON AND IBM ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     * CONDITION.  CARNEGIE MELLON AND IBM DISCLAIM ANY LIABILITY OF ANY KIND FOR
     * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     * 
     * Carnegie Mellon requests users of this software to return to
     * 
     *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
     *  School of Computer Science
     *  Carnegie Mellon University
     *  Pittsburgh PA 15213-3890
     * 
     * any improvements or extensions that they make and grant Carnegie Mellon
     * the rights to redistribute these changes.
     */
    
    /*
     * HISTORY
     * $Log:        debugf.h,v $
     * Revision 2.2  93/02/04  07:59:15  danner
     *      Integrate PS2 code from IBM.
     *      [93/01/18            prithvi]
     * 
     */
    
    #ifndef _H_DEBUGF
    #define _H_DEBUGF
    /*
     * COMPONENT_NAME: INC/SYS debugf.h Debugging Utility Define's
     *
     * FUNCTIONS:
     *
     * ORIGINS: 27
     */                                                                   
    
    #ifdef DEBUG
    #define DEBUGF(cond,stmt) if (cond) stmt        /* do the stmt (printf) */
    #else
    #define DEBUGF(cond,stmt)               /* do nothing if not debugging */
    #endif
    /*
     * Usage:
     * DEBUGF(fddebug & DEBUG_OPEN,
     *      printf("fdopen: Entering, Hi, I am %s, %d 0x%x\n", here, dec, hex));
     */
    #define DEBUG_ALL               0xffffffff
    #define DEBUG_NONE              0x00000000
    
    /*
     * Bit 0-15 are used to debug entry points found in most device drivers.
     * Bit 16-30 are used to debug component specific routines.
     * Bit 31 is used to debug error conditions.
     */
    #define DEBUG_CONFIG            BIT0
    #define DEBUG_OPEN              BIT1
    #define DEBUG_CLOSE             BIT2
    #define DEBUG_READ              BIT3
    #define DEBUG_WRITE             BIT4
    #define DEBUG_IOCTL             BIT5
    #define DEBUG_STRATEGY          BIT6
    #define DEBUG_SELECT            BIT7
    #define DEBUG_PRINT             BIT8
    #define DEBUG_DUMP              BIT9
    #define DEBUG_MPX               BIT10
    #define DEBUG_REVOKE            BIT11
    #define DEBUG_INTR              BIT12
    #define DEBUG_CALL              BIT13           /* still free */
    #define DEBUG_BIT14             BIT14           /* still free */
    #define DEBUG_ABIOS             BIT15
    
    #define DEBUG_ERR_COND          BIT31
    
    #ifdef DEBUG
    extern void debug_handy_brkpt(char * msg);
    #else
    #define debug_handy_brkpt(msg)
    #endif
    /*
     * Usage: use debugger to set a break point at debug_handy_brkpt(),
     *        put this line in your program where you wish to stop:
     * debug_handy_brkpt("I am here");
     */
    
    #ifdef DEBUG
    extern void dump_abios_rb(caddr_t addr, int flag);
   #else
   #define dump_abios_rb(addr, flag)
   #endif
   /*
    * Usage: dump content of abios request block.
    * dump_abios_rb((caddr_t)&this_request_block, DUMP_HEADER_ONLY);
    * or
    * dump_abios_rb((caddr_t)&this_request_block, DUMP_ENTIRE_BLOCK);
    */
   #define DUMP_HEADER_ONLY                BIT0
   #define DUMP_ENTIRE_BLOCK               BIT1
   
   /*
    * Little-Endian bit convention
    */
   #define BIT0                            0x00000001
   #define BIT1                            0x00000002
   #define BIT2                            0x00000004
   #define BIT3                            0x00000008
   #define BIT4                            0x00000010
   #define BIT5                            0x00000020
   #define BIT6                            0x00000040
   #define BIT7                            0x00000080
   #define BIT8                            0x00000100
   #define BIT9                            0x00000200
   #define BIT10                           0x00000400
   #define BIT11                           0x00000800
   #define BIT12                           0x00001000
   #define BIT13                           0x00002000
   #define BIT14                           0x00004000
   #define BIT15                           0x00008000
   #define BIT16                           0x00010000
   #define BIT17                           0x00020000
   #define BIT18                           0x00040000
   #define BIT19                           0x00080000
   #define BIT20                           0x00100000
   #define BIT21                           0x00200000
   #define BIT22                           0x00400000
   #define BIT23                           0x00800000
   #define BIT24                           0x01000000
   #define BIT25                           0x02000000
   #define BIT26                           0x04000000
   #define BIT27                           0x08000000
   #define BIT28                           0x10000000
   #define BIT29                           0x20000000
   #define BIT30                           0x40000000
   #define BIT31                           0x80000000
   
   #endif /* _H_DEBUGF */

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