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pcb.h revision 1.10 
      1 /*	$NetBSD: pcb.h,v 1.10 1997/01/20 18:34:11 gwr Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1988 University of Utah.
      5  * Copyright (c) 1982, 1986, 1990, 1993
      6  *	The Regents of the University of California.  All rights reserved.
      7  *
      8  * This code is derived from software contributed to Berkeley by
      9  * the Systems Programming Group of the University of Utah Computer
     10  * Science Department.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  * 3. All advertising materials mentioning features or use of this software
     21  *    must display the following acknowledgement:
     22  *	This product includes software developed by the University of
     23  *	California, Berkeley and its contributors.
     24  * 4. Neither the name of the University nor the names of its contributors
     25  *    may be used to endorse or promote products derived from this software
     26  *    without specific prior written permission.
     27  *
     28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     38  * SUCH DAMAGE.
     39  *
     40  *	from: Utah Hdr: pcb.h 1.14 91/03/25
     41  *	from: @(#)pcb.h	8.1 (Berkeley) 6/10/93
     42  */
     43 
     44 #include <machine/frame.h>
     45 
     46 /*
     47  * Sun3 process control block
     48  *
     49  * Note: we do not use pcb_ustp, but keep it for consistency
     50  * with the other m68k ports so things like ps can be shared.
     51  * XXX: pcb_ustp should really be part of struct pmap.
     52  */
     53 struct pcb {
     54 	short	pcb_flags;	/* misc. process flags */
     55 	short	pcb_ps; 	/* processor status word */
     56 	int	pcb_ustp;	/* user segment table pointer */
     57 	int	pcb_usp;	/* user stack pointer */
     58 	int	pcb_regs[12];	/* D2-D7, A2-A7 */
     59 	caddr_t	pcb_onfault;	/* for copyin/out faults */
     60 	struct	fpframe pcb_fpregs; /* 68881/2 context save area */
     61 };
     62 
     63 /*
     64  * The pcb is augmented with machine-dependent additional data for
     65  * core dumps. For the sun3, this includes just an exec header.
     66  */
     67 struct md_coredump {
     68 	int	md_exec[16];	/* exec structure for core dumps */
     69 };
     70