FreeBSD/Linux Kernel Cross Reference
sys/sys/kgdb.h

     /*      $NetBSD: kgdb.h,v 1.10 2005/12/11 12:25:20 christos Exp $       */
     
     /*
      * Copyright (c) 1992, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
      * This software was developed by the Computer Systems Engineering group
      * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
      * contributed to Berkeley.
     *
     * All advertising materials mentioning features or use of this software
     * must display the following acknowledgement:
     *      This product includes software developed by the University of
     *      California, Lawrence Berkeley Laboratories.
     *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     *      @(#)remote-sl.h 8.1 (Berkeley) 6/11/93
     */
    
    #ifndef _SYS_KGDB_H_
    #define _SYS_KGDB_H_
    
    /*
     * Protocol definition for KGDB
     * (gdb over remote serial line)
     */
    
    #include <machine/db_machdep.h>
    
    /*
     * Message types.
     */
    #define KGDB_MEM_R      'm'
    #define KGDB_MEM_W      'M'
    #define KGDB_REG_R      'g'
    #define KGDB_REG_W      'G'
    #define KGDB_CONT       'c'
    #define KGDB_STEP       's'
    #define KGDB_KILL       'k'
    #define KGDB_DETACH     'D'
    #define KGDB_SIGNAL     '?'
    #define KGDB_DEBUG      'd'
    
    /*
     * start of frame/end of frame
     */
    #define KGDB_START      '$'
    #define KGDB_END        '#'
    #define KGDB_GOODP      '+'
    #define KGDB_BADP       '-'
    
    #ifdef  _KERNEL
    
    #include <ddb/db_run.h>
    #include <ddb/db_access.h>
    
    /*
     * Functions and variables exported from kgdb_stub.c
     */
    extern int kgdb_dev, kgdb_rate, kgdb_active;
    extern int kgdb_debug_init, kgdb_debug_panic;
    extern label_t *kgdb_recover;
    
    void kgdb_attach(int (*)(void *), void (*)(void *, int), void *);
    void kgdb_connect(int);
    void kgdb_panic(void);
    int kgdb_trap(int, db_regs_t *);
    
    /*
     * Machine dependent functions needed by kgdb_stub.c
     */
    int kgdb_signal(int);
    int kgdb_acc(vaddr_t, size_t);
    void kgdb_getregs(db_regs_t *, kgdb_reg_t *);
    void kgdb_setregs(db_regs_t *, kgdb_reg_t *);
    
   #endif  /* _KERNEL */
   #endif /* !_SYS_KGDB_H_ */

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