root / lab4 / .minix-src / include / i386 / proc.h @ 13
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| 1 | 13 | up20180614 | /* $NetBSD: proc.h,v 1.42 2014/02/20 18:19:10 dsl Exp $ */
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| 2 | |||
| 3 | /*
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| 4 | * Copyright (c) 1991 Regents of the University of California.
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| 5 | * All rights reserved.
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| 6 | *
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| 7 | * Redistribution and use in source and binary forms, with or without
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| 8 | * modification, are permitted provided that the following conditions
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| 9 | * are met:
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| 10 | * 1. Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * 2. Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | * 3. Neither the name of the University nor the names of its contributors
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| 16 | * may be used to endorse or promote products derived from this software
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| 17 | * without specific prior written permission.
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| 18 | *
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| 19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 29 | * SUCH DAMAGE.
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| 30 | *
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| 31 | * @(#)proc.h 7.1 (Berkeley) 5/15/91
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| 32 | */
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| 33 | |||
| 34 | #ifndef _I386_PROC_H_
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| 35 | #define _I386_PROC_H_
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| 36 | |||
| 37 | #include <machine/frame.h> |
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| 38 | #include <machine/pcb.h> |
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| 39 | |||
| 40 | /*
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| 41 | * Machine-dependent part of the lwp structure for i386.
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| 42 | */
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| 43 | struct pmap;
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| 44 | struct vm_page;
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| 45 | |||
| 46 | struct mdlwp {
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| 47 | struct trapframe *md_regs; /* registers on current frame */ |
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| 48 | int md_flags; /* machine-dependent flags */ |
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| 49 | volatile int md_astpending; /* AST pending for this process */ |
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| 50 | struct pmap *md_gc_pmap; /* pmap being garbage collected */ |
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| 51 | struct vm_page *md_gc_ptp; /* pages from pmap g/c */ |
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| 52 | }; |
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| 53 | |||
| 54 | /* md_flags */
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| 55 | #define MDL_IOPL 0x0002 /* XEN: i/o privilege */ |
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| 56 | |||
| 57 | struct mdproc {
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| 58 | int md_flags;
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| 59 | void (*md_syscall)(struct trapframe *); |
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| 60 | /* Syscall handling function */
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| 61 | }; |
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| 62 | |||
| 63 | /* md_flags */
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| 64 | #define MDP_USEDMTRR 0x0002 /* has set volatile MTRRs */ |
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| 65 | |||
| 66 | #endif /* _I386_PROC_H_ */ |