xref: /minix/sys/arch/i386/include/proc.h (revision 0a6a1f1d)
1*0a6a1f1dSLionel Sambuc /*	$NetBSD: proc.h,v 1.42 2014/02/20 18:19:10 dsl Exp $	*/
26c8f7fc3SBen Gras 
36c8f7fc3SBen Gras /*
46c8f7fc3SBen Gras  * Copyright (c) 1991 Regents of the University of California.
56c8f7fc3SBen Gras  * All rights reserved.
66c8f7fc3SBen Gras  *
76c8f7fc3SBen Gras  * Redistribution and use in source and binary forms, with or without
86c8f7fc3SBen Gras  * modification, are permitted provided that the following conditions
96c8f7fc3SBen Gras  * are met:
106c8f7fc3SBen Gras  * 1. Redistributions of source code must retain the above copyright
116c8f7fc3SBen Gras  *    notice, this list of conditions and the following disclaimer.
126c8f7fc3SBen Gras  * 2. Redistributions in binary form must reproduce the above copyright
136c8f7fc3SBen Gras  *    notice, this list of conditions and the following disclaimer in the
146c8f7fc3SBen Gras  *    documentation and/or other materials provided with the distribution.
156c8f7fc3SBen Gras  * 3. Neither the name of the University nor the names of its contributors
166c8f7fc3SBen Gras  *    may be used to endorse or promote products derived from this software
176c8f7fc3SBen Gras  *    without specific prior written permission.
186c8f7fc3SBen Gras  *
196c8f7fc3SBen Gras  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
206c8f7fc3SBen Gras  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
216c8f7fc3SBen Gras  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
226c8f7fc3SBen Gras  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
236c8f7fc3SBen Gras  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
246c8f7fc3SBen Gras  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
256c8f7fc3SBen Gras  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
266c8f7fc3SBen Gras  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
276c8f7fc3SBen Gras  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
286c8f7fc3SBen Gras  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
296c8f7fc3SBen Gras  * SUCH DAMAGE.
306c8f7fc3SBen Gras  *
316c8f7fc3SBen Gras  *	@(#)proc.h	7.1 (Berkeley) 5/15/91
326c8f7fc3SBen Gras  */
336c8f7fc3SBen Gras 
346c8f7fc3SBen Gras #ifndef _I386_PROC_H_
356c8f7fc3SBen Gras #define _I386_PROC_H_
366c8f7fc3SBen Gras 
376c8f7fc3SBen Gras #include <machine/frame.h>
386c8f7fc3SBen Gras #include <machine/pcb.h>
396c8f7fc3SBen Gras 
406c8f7fc3SBen Gras /*
416c8f7fc3SBen Gras  * Machine-dependent part of the lwp structure for i386.
426c8f7fc3SBen Gras  */
436c8f7fc3SBen Gras struct pmap;
446c8f7fc3SBen Gras struct vm_page;
456c8f7fc3SBen Gras 
466c8f7fc3SBen Gras struct mdlwp {
476c8f7fc3SBen Gras 	struct	trapframe *md_regs;	/* registers on current frame */
486c8f7fc3SBen Gras 	int	md_flags;		/* machine-dependent flags */
496c8f7fc3SBen Gras 	volatile int md_astpending;	/* AST pending for this process */
506c8f7fc3SBen Gras 	struct pmap *md_gc_pmap;	/* pmap being garbage collected */
516c8f7fc3SBen Gras 	struct vm_page *md_gc_ptp;	/* pages from pmap g/c */
526c8f7fc3SBen Gras };
536c8f7fc3SBen Gras 
546c8f7fc3SBen Gras /* md_flags */
556c8f7fc3SBen Gras #define	MDL_IOPL	0x0002	/* XEN: i/o privilege */
566c8f7fc3SBen Gras 
576c8f7fc3SBen Gras struct mdproc {
586c8f7fc3SBen Gras 	int	md_flags;
596c8f7fc3SBen Gras 	void	(*md_syscall)(struct trapframe *);
606c8f7fc3SBen Gras 					/* Syscall handling function */
616c8f7fc3SBen Gras };
626c8f7fc3SBen Gras 
636c8f7fc3SBen Gras /* md_flags */
646c8f7fc3SBen Gras #define MDP_USEDMTRR	0x0002	/* has set volatile MTRRs */
656c8f7fc3SBen Gras 
666c8f7fc3SBen Gras #endif /* _I386_PROC_H_ */
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