1/* 2 * Copyright (c) 2000-2007 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29#ifndef _KERN_DEBUG_H_ 30#define _KERN_DEBUG_H_ 31 32#include <sys/cdefs.h> 33#include <stdint.h> 34 35#ifdef KERNEL_PRIVATE 36 37extern unsigned int systemLogDiags; 38extern char debug_buf[]; 39 40#ifdef MACH_KERNEL_PRIVATE 41 42extern unsigned int halt_in_debugger; 43 44extern unsigned int switch_debugger; 45 46extern unsigned int current_debugger; 47#define NO_CUR_DB 0x0 48#define KDP_CUR_DB 0x1 49#define KDB_CUR_DB 0x2 50 51extern unsigned int active_debugger; 52extern unsigned int debug_mode; 53extern unsigned int disable_debug_output; 54 55extern unsigned int panicDebugging; 56extern unsigned int logPanicDataToScreen; 57 58extern int db_run_mode; 59 60/* modes the system may be running in */ 61 62#define STEP_NONE 0 63#define STEP_ONCE 1 64#define STEP_RETURN 2 65#define STEP_CALLT 3 66#define STEP_CONTINUE 4 67#define STEP_INVISIBLE 5 68#define STEP_COUNT 6 69#define STEP_TRACE 7 /* Show all calls to functions and returns */ 70 71extern const char *panicstr; 72extern volatile unsigned int nestedpanic; 73extern int unsigned long panic_caller; 74 75extern char *debug_buf_ptr; 76extern unsigned int debug_buf_size; 77 78extern void debug_log_init(void); 79extern void debug_putc(char); 80 81extern void panic_init(void); 82 83int packA(char *inbuf, uint32_t length, uint32_t buflen); 84void unpackA(char *inbuf, uint32_t length); 85 86void panic_display_system_configuration(void); 87void panic_display_zprint(void); 88 89#endif /* MACH_KERNEL_PRIVATE */ 90 91#define DB_HALT 0x1 92#define DB_PRT 0x2 93#define DB_NMI 0x4 94#define DB_KPRT 0x8 95#define DB_KDB 0x10 96#define DB_SLOG 0x20 97#define DB_ARP 0x40 98#define DB_KDP_BP_DIS 0x80 99#define DB_LOG_PI_SCRN 0x100 100#define DB_KDP_GETC_ENA 0x200 101 102#define DB_KERN_DUMP_ON_PANIC 0x400 /* Trigger core dump on panic*/ 103#define DB_KERN_DUMP_ON_NMI 0x800 /* Trigger core dump on NMI */ 104#define DB_DBG_POST_CORE 0x1000 /*Wait in debugger after NMI core */ 105#define DB_PANICLOG_DUMP 0x2000 /* Send paniclog on panic,not core*/ 106 107 108#endif /* KERNEL_PRIVATE */ 109 110__BEGIN_DECLS 111 112extern void panic(const char *string, ...) __printflike(1,2); 113#if CONFIG_NO_PANIC_STRINGS 114#define panic_plain(...) (panic)((char *)0) 115#define panic(...) (panic)((char *)0) 116#else /* CONFIGS_NO_PANIC_STRINGS */ 117#define panic_plain(ex, ...) \ 118 (panic)(ex, ## __VA_ARGS__) 119#define __STRINGIFY(x) #x 120#define LINE_NUMBER(x) __STRINGIFY(x) 121#define PANIC_LOCATION __FILE__ ":" LINE_NUMBER(__LINE__) 122#define panic(ex, ...) \ 123 (panic)(# ex "@" PANIC_LOCATION, ## __VA_ARGS__) 124#endif /* CONFIGS_NO_PANIC_STRINGS */ 125 126void populate_model_name(char *); 127unsigned panic_active(void); 128__END_DECLS 129 130#endif /* _KERN_DEBUG_H_ */ 131