10bc1c157SRalf Baechle /* 20bc1c157SRalf Baechle * This file is subject to the terms and conditions of the GNU General Public 30bc1c157SRalf Baechle * License. See the file "COPYING" in the main directory of this archive 40bc1c157SRalf Baechle * for more details. 50bc1c157SRalf Baechle * 60bc1c157SRalf Baechle * Copyright (C) 1995, 2003 by Ralf Baechle 70bc1c157SRalf Baechle * Copyright (C) 1999 Silicon Graphics, Inc. 80bc1c157SRalf Baechle */ 90bc1c157SRalf Baechle #ifndef __ASM_BREAK_H 100bc1c157SRalf Baechle #define __ASM_BREAK_H 110bc1c157SRalf Baechle 120bc1c157SRalf Baechle /* 130bc1c157SRalf Baechle * The following break codes are or were in use for specific purposes in 140bc1c157SRalf Baechle * other MIPS operating systems. Linux/MIPS doesn't use all of them. The 150bc1c157SRalf Baechle * unused ones are here as placeholders; we might encounter them in 160bc1c157SRalf Baechle * non-Linux/MIPS object files or make use of them in the future. 170bc1c157SRalf Baechle */ 180bc1c157SRalf Baechle #define BRK_USERBP 0 /* User bp (used by debuggers) */ 190bc1c157SRalf Baechle #define BRK_KERNELBP 1 /* Break in the kernel */ 200bc1c157SRalf Baechle #define BRK_ABORT 2 /* Sometimes used by abort(3) to SIGIOT */ 210bc1c157SRalf Baechle #define BRK_BD_TAKEN 3 /* For bd slot emulation - not implemented */ 220bc1c157SRalf Baechle #define BRK_BD_NOTTAKEN 4 /* For bd slot emulation - not implemented */ 230bc1c157SRalf Baechle #define BRK_SSTEPBP 5 /* User bp (used by debuggers) */ 240bc1c157SRalf Baechle #define BRK_OVERFLOW 6 /* Overflow check */ 250bc1c157SRalf Baechle #define BRK_DIVZERO 7 /* Divide by zero check */ 260bc1c157SRalf Baechle #define BRK_RANGE 8 /* Range error check */ 270bc1c157SRalf Baechle #define BRK_STACKOVERFLOW 9 /* For Ada stackchecking */ 280bc1c157SRalf Baechle #define BRK_NORLD 10 /* No rld found - not used by Linux/MIPS */ 290bc1c157SRalf Baechle #define _BRK_THREADBP 11 /* For threads, user bp (used by debuggers) */ 30*8e8dc335SSteven J. Hill #define BRK_BUG 12 /* Used by BUG() */ 310bc1c157SRalf Baechle #define BRK_KDB 513 /* Used in KDB_ENTER() */ 320bc1c157SRalf Baechle #define BRK_MEMU 514 /* Used by FPU emulator */ 330bc1c157SRalf Baechle #define BRK_KPROBE_BP 515 /* Kprobe break */ 340bc1c157SRalf Baechle #define BRK_KPROBE_SSTEPBP 516 /* Kprobe single step software implementation */ 350bc1c157SRalf Baechle #define BRK_MULOVF 1023 /* Multiply overflow */ 360bc1c157SRalf Baechle 370bc1c157SRalf Baechle #endif /* __ASM_BREAK_H */ 38