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reg.h revision 1.6 
      1 /*
      2  * Copyright (c) 1988 University of Utah.
      3  * Copyright (c) 1982, 1986, 1990 The Regents of the University of California.
      4  * All rights reserved.
      5  *
      6  * This code is derived from software contributed to Berkeley by
      7  * the Systems Programming Group of the University of Utah Computer
      8  * Science Department.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the University of
     21  *	California, Berkeley and its contributors.
     22  * 4. Neither the name of the University nor the names of its contributors
     23  *    may be used to endorse or promote products derived from this software
     24  *    without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     36  * SUCH DAMAGE.
     37  *
     38  *	from: Utah Hdr: reg.h 1.1 90/07/09
     39  *	from: @(#)reg.h	7.2 (Berkeley) 11/3/90
     40  *	$Id: reg.h,v 1.6 1994/01/06 17:05:34 mycroft Exp $
     41  */
     42 
     43 #ifndef _HP300_REG_H_
     44 #define _HP300_REG_H_
     45 
     46 /*
     47  * Register set accessible via /proc/$pid/reg and ptrace()
     48  */
     49 struct reg {
     50 	int	r_regs[16];	/* D0-D7/A0-A7 */
     51 	int	r_pc;
     52 	int	r_sr;
     53 };
     54 
     55 /* XXXX this is historical */
     56 
     57 /*
     58  * Location of the users' stored
     59  * registers relative to D0.
     60  * Usage is u.u_ar0[XX].
     61  */
     62 #define	D0	(0)
     63 #define	D1	(1)
     64 #define	D2	(2)
     65 #define	D3	(3)
     66 #define	D4	(4)
     67 #define	D5	(5)
     68 #define	D6	(6)
     69 #define	D7	(7)
     70 #define	A0	(8)
     71 #define	A1	(9)
     72 #define	A2	(10)
     73 #define	A3	(11)
     74 #define	A4	(12)
     75 #define	A5	(13)
     76 #define	A6	(14)
     77 #define	A7	(15)
     78 
     79 #define	SP	A7
     80 #define	PC	(17)
     81 #define	PS	(16)
     82 
     83 #define	NIPCREG 17
     84 
     85 #ifdef IPCREG
     86 int ipcreg[NIPCREG] =
     87 	{D0,D1,D2,D3,D4,D5,D6,D7,A0,A1,A2,A3,A4,A5,A6,A7,PC};
     88 #endif
     89 
     90 #ifdef KERNEL
     91 /*
     92  * Due to a mental lapse somewhere down the line, wait returns its values
     93  * in strange registers.  Kludge it up here so we don't have to in the
     94  * machine-independent code.
     95  */
     96 #define	R0	D1
     97 #define	R1	A0
     98 #endif
     99 
    100 #endif /* !_HP300_REG_H_ */
    101