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pcb.h revision 1.7 
      1 /*	$NetBSD: pcb.h,v 1.7 1994/10/26 09:10:56 cgd Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1993 Adam Glass
      5  * Copyright (c) 1988 University of Utah.
      6  * Copyright (c) 1982, 1986, 1990 The Regents of the University of California.
      7  * All rights reserved.
      8  *
      9  * This code is derived from software contributed to Berkeley by
     10  * the Systems Programming Group of the University of Utah Computer
     11  * Science Department.
     12  *
     13  * Redistribution and use in source and binary forms, with or without
     14  * modification, are permitted provided that the following conditions
     15  * are met:
     16  * 1. Redistributions of source code must retain the above copyright
     17  *    notice, this list of conditions and the following disclaimer.
     18  * 2. Redistributions in binary form must reproduce the above copyright
     19  *    notice, this list of conditions and the following disclaimer in the
     20  *    documentation and/or other materials provided with the distribution.
     21  * 3. All advertising materials mentioning features or use of this software
     22  *    must display the following acknowledgement:
     23  *	This product includes software developed by the University of
     24  *	California, Berkeley and its contributors.
     25  * 4. Neither the name of the University nor the names of its contributors
     26  *    may be used to endorse or promote products derived from this software
     27  *    without specific prior written permission.
     28  *
     29  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     30  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     31  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     32  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     33  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     34  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     35  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     36  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     37  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     38  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     39  * SUCH DAMAGE.
     40  *
     41  *	from: Utah Hdr: pcb.h 1.14 91/03/25
     42  *	@(#)pcb.h	8.1 (Berkeley) 6/10/93
     43  */
     44 
     45 #include <machine/frame.h>
     46 
     47 /*
     48  * Sun3 (close to but not exactly the same as the hp300) process control block
     49  */
     50 struct pcb
     51 {
     52 	short	pcb_flags;	/* misc. process flags (+0) */
     53 	short	pcb_ps; 	/* processor status word (+2) */
     54 	int	pcb_ustp;	/* user segment table pointer (+4) (not used)*/
     55 	int	pcb_usp;	/* user stack pointer (+8) */
     56 	int	pcb_regs[12];	/* D2-D7, A2-A7 (+C) */
     57 	vm_offset_t pcb_upte[UPAGES]; /* ptes for u-area */
     58 	caddr_t	pcb_onfault;	/* for copyin/out faults */
     59 	struct	fpframe pcb_fpregs; /* 68881/2 context save area */
     60 };
     61 
     62 /*
     63  * The pcb is augmented with machine-dependent additional data for
     64  * core dumps. For the sun3, this includes just an exec header.
     65  */
     66 struct md_coredump {
     67 	int	md_exec[16];	/* exec structure for core dumps */
     68 };
     69