osfmk/kern/debug.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25
  26 #ifndef _KERN_DEBUG_H_
  27 #define _KERN_DEBUG_H_
  28
  29 #include <sys/appleapiopts.h>
  30
  31 #ifdef  __APPLE_API_PRIVATE
  32
  33 extern unsigned int     systemLogDiags;
  34
  35 #ifdef MACH_KERNEL_PRIVATE
  36
  37 extern unsigned int     halt_in_debugger;
  38
  39 extern unsigned int     switch_debugger;
  40
  41 extern unsigned int     current_debugger;
  42 #define NO_CUR_DB       0x0
  43 #define KDP_CUR_DB      0x1
  44 #define KDB_CUR_DB      0x2
  45
  46 extern unsigned int     active_debugger;
  47 extern unsigned int     debug_mode;
  48 extern unsigned int     disableDebugOuput;
  49
  50 extern unsigned int     panicDebugging;
  51 extern unsigned int     logPanicDataToScreen;
  52
  53 extern int db_run_mode;
  54
  55 /* modes the system may be running in */
  56
  57 #define STEP_NONE       0
  58 #define STEP_ONCE       1
  59 #define STEP_RETURN     2
  60 #define STEP_CALLT      3
  61 #define STEP_CONTINUE   4
  62 #define STEP_INVISIBLE  5
  63 #define STEP_COUNT      6
  64 #define STEP_TRACE      7       /* Show all calls to functions and returns */
  65
  66 extern char     *panicstr;
  67
  68 extern unsigned int     nestedpanic;
  69
  70 extern char *debug_buf;
  71 extern char *debug_buf_ptr;
  72 extern unsigned int debug_buf_size;
  73
  74 extern void     debug_log_init(void);
  75 extern void     debug_putc(char);
  76
  77 #endif /* MACH_KERNEL_PRIVATE */
  78
  79 #define DB_HALT         0x1
  80 #define DB_PRT          0x2
  81 #define DB_NMI          0x4
  82 #define DB_KPRT         0x8
  83 #define DB_KDB          0x10
  84 #define DB_SLOG         0x20
  85 #define DB_ARP          0x40
  86 #define DB_KDP_BP_DIS   0x80
  87 #define DB_LOG_PI_SCRN  0x100
  88 #define DB_KDP_GETC_ENA 0x200
  89
  90 #define DB_KERN_DUMP_ON_PANIC       0x400 /* Trigger core dump on panic*/
  91 #define DB_KERN_DUMP_ON_NMI         0x800 /* Trigger core dump on NMI */
  92 #define DB_DBG_POST_CORE            0x1000 /*Wait in debugger after NMI core */
  93 #define DB_PANICLOG_DUMP            0x2000 /* Send paniclog on panic,not core*/
  94 #endif  /* __APPLE_API_PRIVATE */
  95
  96 #endif  /* _KERN_DEBUG_H_ */