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