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

     /*      $OpenBSD: reg.h,v 1.1 1998/01/28 11:14:53 pefo Exp $    */
     
     /*-
      * SPDX-License-Identifier: BSD-3-Clause
      *
      * Copyright (c) 1988 University of Utah.
      * Copyright (c) 1992, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
     * This code is derived from software contributed to Berkeley by
     * the Systems Programming Group of the University of Utah Computer
     * Science Department and Ralph Campbell.
     *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     *      from: Utah Hdr: reg.h 1.1 90/07/09
     *      @(#)reg.h       8.2 (Berkeley) 1/11/94
     *      JNPR: reg.h,v 1.6 2006/09/15 12:52:34 katta
     * $FreeBSD$
     */
    
    #ifndef _MACHINE_REG_H_
    #define _MACHINE_REG_H_
    
    /*
     * Location of the users' stored registers relative to ZERO.
     * must be visible to assembly code.
     */
    #include <machine/regnum.h>
    
    /*
     * Register set accessible via /proc/$pid/reg
     */
    struct reg {
            register_t r_regs[NUMSAVEREGS]; /* numbered as above */
    };
    
    struct fpreg {
            f_register_t r_regs[NUMFPREGS];
    };
    
    /*
     * Placeholder.
     */
    struct dbreg {
            unsigned long junk;
    };
    
    #ifdef __LP64__
    /* Must match struct trapframe */
    struct reg32 {
            uint32_t r_regs[NUMSAVEREGS];
    };
    
    struct fpreg32 {
            int32_t r_regs[NUMFPREGS];
    };
    
    struct dbreg32 {
            uint32_t junk;
    };
    
    #define __HAVE_REG32
    #endif
    
    #ifdef _KERNEL
    int     fill_fpregs(struct thread *, struct fpreg *);
    int     fill_regs(struct thread *, struct reg *);
    int     set_fpregs(struct thread *, struct fpreg *);
    int     set_regs(struct thread *, struct reg *);
    int     fill_dbregs(struct thread *, struct dbreg *);
    int     set_dbregs(struct thread *, struct dbreg *);
    #endif
    
    #ifdef COMPAT_FREEBSD32
    struct image_params;
    
   int     fill_regs32(struct thread *, struct reg32 *);
   int     set_regs32(struct thread *, struct reg32 *);
   int     fill_fpregs32(struct thread *, struct fpreg32 *);
   int     set_fpregs32(struct thread *, struct fpreg32 *);
   
   #define fill_dbregs32(td, reg)  0
   #define set_dbregs32(td, reg)   0
   #endif
   
   #endif /* !_MACHINE_REG_H_ */

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