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/* $OpenBSD: reg.h,v 1.4 2002/03/14 01:26:34 millert Exp $ */
/* $NetBSD: reg.h,v 1.12 1996/12/17 19:24:31 gwr Exp $ */
/*
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1982, 1986, 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department.
*
* 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. 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, Berkeley and its contributors.
* 4. 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.
*
* from: Utah Hdr: reg.h 1.1 90/07/09
*
* @(#)reg.h 7.2 (Berkeley) 11/3/90
*/
#ifndef _M68K_REG_H_
#define _M68K_REG_H_
/*
* Register set accessible via /proc/$pid/reg and ptrace()
*/
struct reg {
int r_regs[16]; /* D0-D7/A0-A7 */
int r_sr;
int r_pc;
};
struct fpreg {
int r_regs[8*3]; /* FP0-FP7 */
int r_fpcr;
int r_fpsr;
int r_fpiar;
};
/* XXXX this is historical (but it can't be deprecated quite yet) */
/*
* Location of the users' stored
* registers relative to D0.
* Usage is u.u_ar0[XX].
*/
#define D0 (0)
#define D1 (1)
#define D2 (2)
#define D3 (3)
#define D4 (4)
#define D5 (5)
#define D6 (6)
#define D7 (7)
#define A0 (8)
#define A1 (9)
#define A2 (10)
#define A3 (11)
#define A4 (12)
#define A5 (13)
#define A6 (14)
#define A7 (15)
#define SP A7
#define PS (16)
#define PC (17)
#ifdef _KERNEL
/*
* Due to a mental lapse somewhere down the line, wait returns its values
* in strange registers. Kludge it up here so we don't have to in the
* machine-independent code.
*/
#define R0 D1
#define R1 A0
struct proc;
int process_read_regs(struct proc *, struct reg *);
int process_read_fpregs(struct proc *, struct fpreg *);
#endif
#endif /* !_M68K_REG_H_ */
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