45 lines
1.5 KiB
C
45 lines
1.5 KiB
C
/* Macro definitions for i386 running under BSD Unix.
|
|
Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996
|
|
Free Software Foundation, Inc.
|
|
|
|
This file is part of GDB.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#ifndef TM_I386BSD_H
|
|
#define TM_I386BSD_H 1
|
|
|
|
#include "i386/tm-i386.h"
|
|
|
|
/* 386BSD cannot handle the segment registers. */
|
|
/* BSDI can't handle them either. */
|
|
|
|
#undef NUM_REGS
|
|
#define NUM_REGS 10
|
|
|
|
/* On 386 bsd, sigtramp is above the user stack and immediately below
|
|
the user area. Using constants here allows for cross debugging.
|
|
These are tested for BSDI but should work on 386BSD. */
|
|
|
|
#define SIGTRAMP_START(pc) 0xfdbfdfc0
|
|
#define SIGTRAMP_END(pc) 0xfdbfe000
|
|
|
|
/* Saved Pc. Get it from sigcontext if within sigtramp. */
|
|
|
|
/* Offset to saved PC in sigcontext, from <sys/signal.h>. */
|
|
#define SIGCONTEXT_PC_OFFSET 20
|
|
|
|
#endif /* ifndef TM_I386BSD_H */
|