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113 lines
3.7 KiB
C
113 lines
3.7 KiB
C
/*-
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* Copyright (c) 2003 Peter Wemm.
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: @(#)reg.h 5.5 (Berkeley) 1/18/91
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* $FreeBSD$
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*/
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#ifndef _MACHINE_REG_H_
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#define _MACHINE_REG_H_
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/*
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* Register set accessible via /proc/$pid/regs and PT_{SET,GET}REGS.
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*/
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struct reg {
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register_t r_r15;
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register_t r_r14;
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register_t r_r13;
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register_t r_r12;
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register_t r_r11;
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register_t r_r10;
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register_t r_r9;
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register_t r_r8;
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register_t r_rdi;
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register_t r_rsi;
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register_t r_rbp;
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register_t r_rbx;
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register_t r_rdx;
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register_t r_rcx;
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register_t r_rax;
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register_t r_trapno;
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register_t r_err;
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register_t r_rip;
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register_t r_cs;
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register_t r_rflags;
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register_t r_rsp;
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register_t r_ss;
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};
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/*
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* Register set accessible via /proc/$pid/fpregs.
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*/
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struct fpreg {
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/*
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* XXX should get struct from fpu.h. Here we give a slightly
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* simplified struct. This may be too much detail. Perhaps
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* an array of unsigned longs is best.
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*/
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unsigned long fpr_env[4];
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unsigned char fpr_acc[8][16];
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unsigned char fpr_xacc[16][16];
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unsigned long fpr_spare[12];
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};
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/*
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* Register set accessible via /proc/$pid/dbregs.
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*/
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struct dbreg {
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unsigned long dr[16]; /* debug registers */
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/* Index 0-3: debug address registers */
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/* Index 4-5: reserved */
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/* Index 6: debug status */
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/* Index 7: debug control */
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/* Index 8-15: reserved */
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};
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#define DBREG_DR7_EXEC 0x00 /* break on execute */
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#define DBREG_DR7_WRONLY 0x01 /* break on write */
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#define DBREG_DR7_RDWR 0x03 /* break on read or write */
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#define DBREG_DRX(d,x) ((d)->dr[(x)]) /* reference dr0 - dr15 by
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register number */
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#ifdef _KERNEL
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/*
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* XXX these interfaces are MI, so they should be declared in a MI place.
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*/
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int fill_regs(struct thread *, struct reg *);
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int set_regs(struct thread *, struct reg *);
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int fill_fpregs(struct thread *, struct fpreg *);
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int set_fpregs(struct thread *, struct fpreg *);
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int fill_dbregs(struct thread *, struct dbreg *);
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int set_dbregs(struct thread *, struct dbreg *);
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#endif
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#endif /* !_MACHINE_REG_H_ */
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