1 /* $NetBSD: SYS.h,v 1.3 1996/10/18 19:37:48 jtc Exp $ */ 2 /* 3 * Copyright (c) 1983, 1993 4 * The Regents of the University of California. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by the University of 17 * California, Berkeley and its contributors. 18 * 4. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)SYS.h 8.1 (Berkeley) 6/4/93 35 */ 36 37 #include <machine/asm.h> 38 #include <sys/syscall.h> 39 40 #ifdef __STDC__ 41 #define SYSTRAP(x) chmk $ SYS_ ## x 42 #else 43 #define SYSTRAP(x) chmk $ SYS_/**/x 44 #endif 45 46 #define SYSCALL(x) \ 47 err: jmp cerror; \ 48 ENTRY(x, 0); \ 49 SYSTRAP(x); \ 50 jcs err 51 52 #define RSYSCALL(x) \ 53 SYSCALL(x); \ 54 ret 55 56 #define SYSCALL_NOERROR(x) \ 57 ENTRY(x, 0); \ 58 SYSTRAP(x) 59 60 #define RSYSCALL_NOERROR(x) \ 61 SYSCALL_NOERROR(x); \ 62 ret 63 64 #define PSEUDO(x,y) \ 65 ENTRY(x, 0); \ 66 SYSTRAP(y); \ 67 ret 68 69 #define ASMSTR .asciz 70 71 .globl cerror 72