1 /* $NetBSD: proc.h,v 1.13 2009/11/21 04:45:39 rmind Exp $ */ 2 3 /* 4 * Copyright (c) 1991 Regents of the University of California. 5 * 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 7.1 (Berkeley) 5/15/91 32 */ 33 34 #ifndef _VAX_PROC_H_ 35 #define _VAX_PROC_H_ 36 37 #include <sys/user.h> /* for sizeof(struct user) */ 38 39 /* 40 * Machine-dependent lwp struct for vax, 41 */ 42 struct mdlwp { 43 int md_dummy; /* Must be at least one field */ 44 }; 45 46 struct trapframe; 47 /* 48 * Machine-dependent part of the proc structure for vax. 49 */ 50 struct mdproc { 51 /* Syscall handling function */ 52 void (*md_syscall)(struct trapframe *); 53 54 }; 55 56 /* md_flags */ 57 #define MDP_AST 0x0001 /* async trap pending */ 58 59 /* kernel stack params */ 60 #define KSTACK_LOWEST_ADDR(l) \ 61 ((char *)(l)->l_addr + (REDZONEADDR + VAX_NBPG)) 62 #define KSTACK_SIZE \ 63 (USPACE - (REDZONEADDR + VAX_NBPG)) 64 65 #endif /* _VAX_PROC_H_ */ 66