sun3/include/pcb.h

1.1  glass /*
1.3  glass  * Copyright (c) 1993 Adam Glass
1.1  glass  * Copyright (c) 1988 University of Utah.
1.1  glass  * Copyright (c) 1982, 1986, 1990 The Regents of the University of California.
1.1  glass  * All rights reserved.
1.1  glass  *
1.1  glass  * This code is derived from software contributed to Berkeley by
1.1  glass  * the Systems Programming Group of the University of Utah Computer
1.1  glass  * Science Department.
1.1  glass  *
1.1  glass  * Redistribution and use in source and binary forms, with or without
1.1  glass  * modification, are permitted provided that the following conditions
1.1  glass  * are met:
1.1  glass  * 1. Redistributions of source code must retain the above copyright
1.1  glass  *    notice, this list of conditions and the following disclaimer.
1.1  glass  * 2. Redistributions in binary form must reproduce the above copyright
1.1  glass  *    notice, this list of conditions and the following disclaimer in the
1.1  glass  *    documentation and/or other materials provided with the distribution.
1.1  glass  * 3. All advertising materials mentioning features or use of this software
1.1  glass  *    must display the following acknowledgement:
1.1  glass  *	This product includes software developed by the University of
1.1  glass  *	California, Berkeley and its contributors.
1.1  glass  * 4. Neither the name of the University nor the names of its contributors
1.1  glass  *    may be used to endorse or promote products derived from this software
1.1  glass  *    without specific prior written permission.
1.1  glass  *
1.1  glass  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
1.1  glass  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.1  glass  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1.1  glass  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
1.1  glass  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1.1  glass  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1.1  glass  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1.1  glass  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1.1  glass  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1.1  glass  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1.1  glass  * SUCH DAMAGE.
1.1  glass  *
1.6    gwr  *	from: Utah Hdr: pcb.h 1.14 91/03/25
1.6    gwr  *	from: @(#)pcb.h	8.1 (Berkeley) 6/10/93
1.6    gwr  *	$Id: pcb.h,v 1.6 1994/05/27 14:55:24 gwr Exp $
1.1  glass  */
1.1  glass
1.1  glass #include <machine/frame.h>
1.1  glass
1.1  glass /*
1.4  glass  * Sun3 (close to but not exactly the same as the hp300) process control block
1.1  glass  */
1.1  glass struct pcb
1.1  glass {
1.1  glass 	short	pcb_flags;	/* misc. process flags (+0) */
1.1  glass 	short	pcb_ps; 	/* processor status word (+2) */
1.2  glass 	int	pcb_ustp;	/* user segment table pointer (+4) (not used)*/
1.1  glass 	int	pcb_usp;	/* user stack pointer (+8) */
1.4  glass 	int	pcb_regs[12];	/* D2-D7, A2-A7 (+C) */
1.6    gwr 	vm_offset_t pcb_upte[UPAGES]; /* ptes for u-area */
1.1  glass 	caddr_t	pcb_onfault;	/* for copyin/out faults */
1.1  glass 	struct	fpframe pcb_fpregs; /* 68881/2 context save area */
1.1  glass };
1.1  glass
1.6    gwr /*
1.6    gwr  * The pcb is augmented with machine-dependent additional data for
1.6    gwr  * core dumps. For the sun3, this includes just an exec header.
1.6    gwr  */
1.5  glass struct md_coredump {
1.6    gwr 	int	md_exec[16];	/* exec structure for core dumps */
1.5  glass };