FreeBSD/Linux Kernel Cross Reference
sys/sparc64/include/reg.h

     /*-
      * Copyright (c) 1990 The Regents of the University of California.
      * All rights reserved.
      *
      * This code is derived from software contributed to Berkeley by
      * William Jolitz.
      *
      * 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.
     * 4. 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: @(#)reg.h 5.5 (Berkeley) 1/18/91
     *      from: FreeBSD: src/sys/i386/include/reg.h,v 1.23 2000/09/21
     * $FreeBSD: releng/6.0/sys/sparc64/include/reg.h 127977 2004-04-07 05:00:01Z imp $
     */
    
    #ifndef _MACHINE_REG_H_
    #define _MACHINE_REG_H_
    
    /*
     * Register set accessible via /proc/$pid/regs and PT_{SET,GET}REGS.
     *
     * NOTE: DO NOT CHANGE THESE STRUCTURES.  The offsets of the fields are
     * hardcoded in gdb.  Changing them and recompiling doesn't help, the
     * constants in nm-fbsd.h must also be updated.
     */
    
    struct reg32 {
            uint32_t r_global[8];
            uint32_t r_out[8];
            uint32_t r_npc;
            uint32_t r_pc;
            uint32_t r_psr;
            uint32_t r_wim;
            uint32_t r_pad[4];
    };
    
    struct reg {
            uint64_t r_global[8];
            uint64_t r_out[8];
            uint64_t r_fprs;
            uint64_t r_fsr;
            uint64_t r_gsr;
            uint64_t r_level;
            uint64_t r_pil;
            uint64_t r_sfar;
            uint64_t r_sfsr;
            uint64_t r_tar;
            uint64_t r_tnpc;
            uint64_t r_tpc;
            uint64_t r_tstate;
            uint64_t r_type;
            uint64_t r_y;
            uint64_t r_wstate;
            uint64_t r_pad[2];
    };
    
    /*
     * Register set accessible via /proc/$pid/fpregs.
     */
    
    struct fpreg32 {
            uint32_t fr_regs[32];
            uint32_t fr_fsr;
    };
    
    struct fpreg {
            uint32_t fr_regs[64];   /* our view is 64 32-bit registers */
            int64_t fr_fsr;         /* %fsr */
            int32_t fr_gsr;         /* %gsr */
            int32_t fr_pad[1];
    };
    
    /*
     * Register set accessible via /proc/$pid/dbregs.
     */
    struct dbreg {
            int dummy;
    };
   
   #ifdef _KERNEL
   /*
    * XXX these interfaces are MI, so they should be declared in a MI place.
    */
   int     fill_regs(struct thread *, struct reg *);
   int     set_regs(struct thread *, struct reg *);
   int     fill_fpregs(struct thread *, struct fpreg *);
   int     set_fpregs(struct thread *, struct fpreg *);
   int     fill_dbregs(struct thread *, struct dbreg *);
   int     set_dbregs(struct thread *, struct dbreg *);
   #endif
   
   #endif /* !_MACHINE_REG_H_ */

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