1 /* $NetBSD: proc.h,v 1.6 2009/11/21 15:13:14 rmind Exp $ */ 2 3 /* 4 * Copyright (c) 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * @(#)proc.h 8.1 (Berkeley) 6/10/93 32 */ 33 34 #ifndef _M68K_PROC_H 35 #define _M68K_PROC_H 36 37 #include <sys/user.h> /* for sizeof(struct user) */ 38 #include <machine/frame.h> 39 40 /* 41 * Machine-dependent part of the lwp structure for m68k. 42 */ 43 struct mdlwp { 44 int *md_regs; /* registers on current frame */ 45 int md_flags; /* machine-dependent flags */ 46 }; 47 48 /* md_flags */ 49 #define MDL_STACKADJ 0x0001 /* frame SP adjusted, might have to 50 undo when system call returns 51 ERESTART. */ 52 #define MDL_FPUSED 0x0002 /* floating point coprocessor used (sun[23]) */ 53 54 struct lwp; 55 56 /* 57 * Machine-dependent part of the proc structure for m68k-based ports. 58 */ 59 struct mdproc { 60 int mdp_flags; /* machine-dependent flags */ 61 void (*md_syscall)(register_t, struct lwp *, struct frame *); 62 }; 63 64 /* 65 * Note: The following are the aggregate of all the MDP_* #defines from the 66 * various m68k-based ports at the time this file was created. 67 * Some of them are probably obsolete and/or not applicable to all ports. 68 */ 69 /* md_flags */ 70 #define MDP_HPUXTRACE 0x0004 /* being traced by HP-UX process */ 71 #define MDP_HPUXMMAP 0x0008 /* VA space is multiply mapped */ 72 #define MDP_CCBDATA 0x0010 /* copyback caching of data (68040) */ 73 #define MDP_CCBSTACK 0x0020 /* copyback caching of stack (68040) */ 74 75 #endif /* _M68K_PROC_H */ 76