The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/mips/include/reg.h

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    1 /*      $OpenBSD: reg.h,v 1.1 1998/01/28 11:14:53 pefo Exp $    */
    2 
    3 /*-
    4  * Copyright (c) 1988 University of Utah.
    5  * Copyright (c) 1992, 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 and Ralph Campbell.
   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  * 4. Neither the name of the University nor the names of its contributors
   21  *    may be used to endorse or promote products derived from this software
   22  *    without specific prior written permission.
   23  *
   24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   34  * SUCH DAMAGE.
   35  *
   36  *      from: Utah Hdr: reg.h 1.1 90/07/09
   37  *      @(#)reg.h       8.2 (Berkeley) 1/11/94
   38  *      JNPR: reg.h,v 1.6 2006/09/15 12:52:34 katta
   39  * $FreeBSD: stable/8/sys/mips/include/reg.h 215938 2010-11-27 12:26:40Z jchandra $
   40  */
   41 
   42 #ifndef _MACHINE_REG_H_
   43 #define _MACHINE_REG_H_
   44 
   45 /*
   46  * Location of the users' stored registers relative to ZERO.
   47  * must be visible to assembly code.
   48  */
   49 #include <machine/regnum.h>
   50 
   51 /*
   52  * Register set accessible via /proc/$pid/reg
   53  */
   54 struct reg {
   55         register_t r_regs[NUMSAVEREGS]; /* numbered as above */
   56 };
   57 
   58 struct fpreg {
   59         f_register_t r_regs[NUMFPREGS];
   60 };
   61 
   62 /*
   63  * Placeholder.
   64  */
   65 struct dbreg {
   66         unsigned long junk;
   67 };
   68 
   69 #ifdef _KERNEL
   70 int     fill_fpregs(struct thread *, struct fpreg *);
   71 int     fill_regs(struct thread *, struct reg *);
   72 int     set_fpregs(struct thread *, struct fpreg *);
   73 int     set_regs(struct thread *, struct reg *);
   74 int     fill_dbregs(struct thread *, struct dbreg *);
   75 int     set_dbregs(struct thread *, struct dbreg *);
   76 #endif
   77 
   78 #endif /* !_MACHINE_REG_H_ */

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