blob: 9161e684cb4c6ce81cf9875024e0301893c8063d [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1995, 2003 by Ralf Baechle
7 * Copyright (C) 1999 Silicon Graphics, Inc.
8 */
9#ifndef __ASM_BREAK_H
10#define __ASM_BREAK_H
11
12/*
13 * The following break codes are or were in use for specific purposes in
14 * other MIPS operating systems. Linux/MIPS doesn't use all of them. The
15 * unused ones are here as placeholders; we might encounter them in
16 * non-Linux/MIPS object files or make use of them in the future.
17 */
18#define BRK_USERBP 0 /* User bp (used by debuggers) */
19#define BRK_KERNELBP 1 /* Break in the kernel */
20#define BRK_ABORT 2 /* Sometimes used by abort(3) to SIGIOT */
21#define BRK_BD_TAKEN 3 /* For bd slot emulation - not implemented */
22#define BRK_BD_NOTTAKEN 4 /* For bd slot emulation - not implemented */
23#define BRK_SSTEPBP 5 /* User bp (used by debuggers) */
24#define BRK_OVERFLOW 6 /* Overflow check */
25#define BRK_DIVZERO 7 /* Divide by zero check */
26#define BRK_RANGE 8 /* Range error check */
27#define BRK_STACKOVERFLOW 9 /* For Ada stackchecking */
28#define BRK_NORLD 10 /* No rld found - not used by Linux/MIPS */
29#define _BRK_THREADBP 11 /* For threads, user bp (used by debuggers) */
30#define BRK_BUG 512 /* Used by BUG() */
Ralf Baechlea4f23e32005-02-16 20:15:40 +000031#define BRK_KDB 513 /* Used in KDB_ENTER() */
Ralf Baechleba3049e2008-10-28 17:38:42 +000032#define BRK_MEMU 514 /* Used by FPU emulator */
David Daneyc1bf2072010-08-03 11:22:20 -070033#define BRK_KPROBE_BP 515 /* Kprobe break */
34#define BRK_KPROBE_SSTEPBP 516 /* Kprobe single step software implementation */
Linus Torvalds1da177e2005-04-16 15:20:36 -070035#define BRK_MULOVF 1023 /* Multiply overflow */
36
37#endif /* __ASM_BREAK_H */