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Annotation of sys/sys/kgdb.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: kgdb.h,v 1.5 2005/11/13 17:50:45 fgsch Exp $  */
                      2: /*     $NetBSD: kgdb.h,v 1.5 1998/09/13 14:46:24 christos Exp $        */
                      3:
                      4: /*
                      5:  * Copyright (c) 1992, 1993
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  *
                      8:  * This software was developed by the Computer Systems Engineering group
                      9:  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
                     10:  * contributed to Berkeley.
                     11:  *
                     12:  * All advertising materials mentioning features or use of this software
                     13:  * must display the following acknowledgement:
                     14:  *     This product includes software developed by the University of
                     15:  *     California, Lawrence Berkeley Laboratories.
                     16:  *
                     17:  * Redistribution and use in source and binary forms, with or without
                     18:  * modification, are permitted provided that the following conditions
                     19:  * are met:
                     20:  * 1. Redistributions of source code must retain the above copyright
                     21:  *    notice, this list of conditions and the following disclaimer.
                     22:  * 2. Redistributions in binary form must reproduce the above copyright
                     23:  *    notice, this list of conditions and the following disclaimer in the
                     24:  *    documentation and/or other materials provided with the distribution.
                     25:  * 3. Neither the name of the University nor the names of its contributors
                     26:  *    may be used to endorse or promote products derived from this software
                     27:  *    without specific prior written permission.
                     28:  *
                     29:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     30:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     31:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     32:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     33:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     34:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     35:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     36:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     37:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     38:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     39:  * SUCH DAMAGE.
                     40:  *
                     41:  *     @(#)remote-sl.h 8.1 (Berkeley) 6/11/93
                     42:  */
                     43:
                     44: #ifndef _SYS_KGDB_H_
                     45: #define _SYS_KGDB_H_
                     46:
                     47: /*
                     48:  * Protocol definition for KGDB
                     49:  * (gdb over remote serial line)
                     50:  */
                     51:
                     52: #include <machine/db_machdep.h>
                     53:
                     54: /*
                     55:  * Message types.
                     56:  */
                     57: #define KGDB_MEM_R     'm'
                     58: #define KGDB_MEM_W     'M'
                     59: #define KGDB_REG_R     'g'
                     60: #define KGDB_REG_W     'G'
                     61: #define KGDB_CONT      'c'
                     62: #define KGDB_STEP      's'
                     63: #define KGDB_KILL      'k'
                     64: #define KGDB_SIGNAL    '?'
                     65: #define KGDB_DEBUG     'd'
                     66: #define KGDB_DETACH    'D'
                     67:
                     68: /*
                     69:  * start of frame/end of frame
                     70:  */
                     71: #define KGDB_START     '$'
                     72: #define KGDB_END       '#'
                     73: #define KGDB_GOODP     '+'
                     74: #define KGDB_BADP      '-'
                     75:
                     76: #ifdef _KERNEL
                     77:
                     78: #include <ddb/db_run.h>
                     79: #include <ddb/db_access.h>
                     80:
                     81: #ifndef KGDB_PREPARE
                     82: #define KGDB_PREPARE
                     83: #endif
                     84:
                     85: #ifndef KGDB_ENTER
                     86: #define KGDB_ENTER
                     87: #endif
                     88:
                     89: /*
                     90:  * Functions and variables exported from kgdb_stub.c
                     91:  */
                     92: extern int kgdb_dev, kgdb_rate, kgdb_active;
                     93: extern int kgdb_debug_init, kgdb_debug_panic;
                     94: extern label_t *kgdb_recover;
                     95:
                     96: void kgdb_attach(int (*)(void *), void (*)(void *, int), void *ioarg);
                     97: void kgdb_connect(int);
                     98: void kgdb_panic(void);
                     99: int kgdb_trap(int, db_regs_t *);
                    100:
                    101: /*
                    102:  * Machine dependent functions needed by kgdb_stub.c
                    103:  */
                    104: int kgdb_signal(int);
                    105: int kgdb_acc(vaddr_t, size_t);
                    106: void kgdb_getregs(db_regs_t *, kgdb_reg_t *);
                    107: void kgdb_setregs(db_regs_t *, kgdb_reg_t *);
                    108:
                    109: #endif /* _KERNEL */
                    110: #endif /* !_SYS_KGDB_H_ */