Logo Search packages:      
Sourcecode: linux version File versions

break.h

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 1995, 2003 by Ralf Baechle
 * Copyright (C) 1999 Silicon Graphics, Inc.
 */
#ifndef __ASM_BREAK_H
#define __ASM_BREAK_H

/*
 * The following break codes are or were in use for specific purposes in
 * other MIPS operating systems.  Linux/MIPS doesn't use all of them.  The
 * unused ones are here as placeholders; we might encounter them in
 * non-Linux/MIPS object files or make use of them in the future.
 */
#define BRK_USERBP      0     /* User bp (used by debuggers) */
#define BRK_KERNELBP    1     /* Break in the kernel */
#define BRK_ABORT 2     /* Sometimes used by abort(3) to SIGIOT */
#define BRK_BD_TAKEN    3     /* For bd slot emulation - not implemented */
#define BRK_BD_NOTTAKEN 4     /* For bd slot emulation - not implemented */
#define BRK_SSTEPBP     5     /* User bp (used by debuggers) */
#define BRK_OVERFLOW    6     /* Overflow check */
#define BRK_DIVZERO     7     /* Divide by zero check */
#define BRK_RANGE 8     /* Range error check */
#define BRK_STACKOVERFLOW 9   /* For Ada stackchecking */
#define BRK_NORLD 10    /* No rld found - not used by Linux/MIPS */
#define _BRK_THREADBP   11    /* For threads, user bp (used by debuggers) */
#define BRK_BUG         512   /* Used by BUG() */
#define BRK_KDB         513   /* Used in KDB_ENTER() */
#define BRK_MEMU  514   /* Used by FPU emulator */
#define BRK_MULOVF      1023  /* Multiply overflow */

#endif /* __ASM_BREAK_H */

Generated by  Doxygen 1.6.0   Back to index