1*0a6a1f1dSLionel Sambuc /* $NetBSD: SYS.h,v 1.1 2014/08/10 05:47:36 matt Exp $ */ 2*0a6a1f1dSLionel Sambuc 3*0a6a1f1dSLionel Sambuc /*- 4*0a6a1f1dSLionel Sambuc * Copyright (c) 2014 The NetBSD Foundation, Inc. 5*0a6a1f1dSLionel Sambuc * All rights reserved. 6*0a6a1f1dSLionel Sambuc * 7*0a6a1f1dSLionel Sambuc * This code is derived from software contributed to The NetBSD Foundation 8*0a6a1f1dSLionel Sambuc * by Matt Thomas of 3am Software Foundry. 9*0a6a1f1dSLionel Sambuc * 10*0a6a1f1dSLionel Sambuc * Redistribution and use in source and binary forms, with or without 11*0a6a1f1dSLionel Sambuc * modification, are permitted provided that the following conditions 12*0a6a1f1dSLionel Sambuc * are met: 13*0a6a1f1dSLionel Sambuc * 1. Redistributions of source code must retain the above copyright 14*0a6a1f1dSLionel Sambuc * notice, this list of conditions and the following disclaimer. 15*0a6a1f1dSLionel Sambuc * 2. Redistributions in binary form must reproduce the above copyright 16*0a6a1f1dSLionel Sambuc * notice, this list of conditions and the following disclaimer in the 17*0a6a1f1dSLionel Sambuc * documentation and/or other materials provided with the distribution. 18*0a6a1f1dSLionel Sambuc * 19*0a6a1f1dSLionel Sambuc * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20*0a6a1f1dSLionel Sambuc * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21*0a6a1f1dSLionel Sambuc * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22*0a6a1f1dSLionel Sambuc * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23*0a6a1f1dSLionel Sambuc * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24*0a6a1f1dSLionel Sambuc * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25*0a6a1f1dSLionel Sambuc * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26*0a6a1f1dSLionel Sambuc * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27*0a6a1f1dSLionel Sambuc * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28*0a6a1f1dSLionel Sambuc * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29*0a6a1f1dSLionel Sambuc * POSSIBILITY OF SUCH DAMAGE. 30*0a6a1f1dSLionel Sambuc */ 31*0a6a1f1dSLionel Sambuc 32*0a6a1f1dSLionel Sambuc #include <machine/asm.h> 33*0a6a1f1dSLionel Sambuc #include <sys/syscall.h> 34*0a6a1f1dSLionel Sambuc 35*0a6a1f1dSLionel Sambuc #ifndef __STDC__ 36*0a6a1f1dSLionel Sambuc #error __STDC__ not defined 37*0a6a1f1dSLionel Sambuc #endif 38*0a6a1f1dSLionel Sambuc 39*0a6a1f1dSLionel Sambuc #define SYSTRAP(x) svc #(SYS_ ## x) 40*0a6a1f1dSLionel Sambuc 41*0a6a1f1dSLionel Sambuc #define _SYSCALL_NOERROR(x,y) \ 42*0a6a1f1dSLionel Sambuc ENTRY(x); \ 43*0a6a1f1dSLionel Sambuc SYSTRAP(y) 44*0a6a1f1dSLionel Sambuc 45*0a6a1f1dSLionel Sambuc #define _INVOKE_CERROR() \ 46*0a6a1f1dSLionel Sambuc b.cs _C_LABEL(__cerror) 47*0a6a1f1dSLionel Sambuc 48*0a6a1f1dSLionel Sambuc #define _SYSCALL(x, y) \ 49*0a6a1f1dSLionel Sambuc _SYSCALL_NOERROR(x,y); \ 50*0a6a1f1dSLionel Sambuc _INVOKE_CERROR() 51*0a6a1f1dSLionel Sambuc 52*0a6a1f1dSLionel Sambuc #define SYSCALL_NOERROR(x) \ 53*0a6a1f1dSLionel Sambuc _SYSCALL_NOERROR(x,x) 54*0a6a1f1dSLionel Sambuc 55*0a6a1f1dSLionel Sambuc #define SYSCALL(x) \ 56*0a6a1f1dSLionel Sambuc _SYSCALL(x,x) 57*0a6a1f1dSLionel Sambuc 58*0a6a1f1dSLionel Sambuc #define PSEUDO_NOERROR(x,y) \ 59*0a6a1f1dSLionel Sambuc _SYSCALL_NOERROR(x,y); \ 60*0a6a1f1dSLionel Sambuc ret; \ 61*0a6a1f1dSLionel Sambuc END(x) 62*0a6a1f1dSLionel Sambuc 63*0a6a1f1dSLionel Sambuc #define PSEUDO(x,y) \ 64*0a6a1f1dSLionel Sambuc _SYSCALL(x,y); \ 65*0a6a1f1dSLionel Sambuc ret; \ 66*0a6a1f1dSLionel Sambuc END(x) 67*0a6a1f1dSLionel Sambuc 68*0a6a1f1dSLionel Sambuc #define RSYSCALL_NOERROR(x) \ 69*0a6a1f1dSLionel Sambuc PSEUDO_NOERROR(x,x) 70*0a6a1f1dSLionel Sambuc 71*0a6a1f1dSLionel Sambuc #define RSYSCALL(x) \ 72*0a6a1f1dSLionel Sambuc PSEUDO(x,x) 73*0a6a1f1dSLionel Sambuc 74*0a6a1f1dSLionel Sambuc #define WSYSCALL(weak,strong) \ 75*0a6a1f1dSLionel Sambuc WEAK_ALIAS(weak,strong); \ 76*0a6a1f1dSLionel Sambuc PSEUDO(strong,weak) 77*0a6a1f1dSLionel Sambuc 78*0a6a1f1dSLionel Sambuc .hidden __cerror 79*0a6a1f1dSLionel Sambuc .globl __cerror 80