io.h revision 1.3
1 1.3 riastrad /* $NetBSD: io.h,v 1.3 2014/07/16 20:56:25 riastradh Exp $ */ 2 1.2 riastrad 3 1.2 riastrad /*- 4 1.2 riastrad * Copyright (c) 2013 The NetBSD Foundation, Inc. 5 1.2 riastrad * All rights reserved. 6 1.2 riastrad * 7 1.2 riastrad * This code is derived from software contributed to The NetBSD Foundation 8 1.2 riastrad * by Taylor R. Campbell. 9 1.2 riastrad * 10 1.2 riastrad * Redistribution and use in source and binary forms, with or without 11 1.2 riastrad * modification, are permitted provided that the following conditions 12 1.2 riastrad * are met: 13 1.2 riastrad * 1. Redistributions of source code must retain the above copyright 14 1.2 riastrad * notice, this list of conditions and the following disclaimer. 15 1.2 riastrad * 2. Redistributions in binary form must reproduce the above copyright 16 1.2 riastrad * notice, this list of conditions and the following disclaimer in the 17 1.2 riastrad * documentation and/or other materials provided with the distribution. 18 1.2 riastrad * 19 1.2 riastrad * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 1.2 riastrad * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 1.2 riastrad * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 1.2 riastrad * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 1.2 riastrad * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 1.2 riastrad * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 1.2 riastrad * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 1.2 riastrad * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 1.2 riastrad * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 1.2 riastrad * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 1.2 riastrad * POSSIBILITY OF SUCH DAMAGE. 30 1.2 riastrad */ 31 1.2 riastrad 32 1.2 riastrad #ifndef _ASM_IO_H_ 33 1.2 riastrad #define _ASM_IO_H_ 34 1.2 riastrad 35 1.3 riastrad #include <sys/cdefs.h> 36 1.3 riastrad #include <sys/systm.h> 37 1.2 riastrad 38 1.2 riastrad /* 39 1.2 riastrad * XXX This is bollocks, and is wrong on various architectures (should 40 1.2 riastrad * work for x86; who knows what else), but bus_space_barrier won't work 41 1.2 riastrad * because we have no bus space tag or handle or offset or anything. 42 1.2 riastrad */ 43 1.3 riastrad #define mmiowb() membar_sync() 44 1.2 riastrad 45 1.2 riastrad #define memcpy_fromio memcpy 46 1.2 riastrad #define memcpy_toio memcpy 47 1.2 riastrad #define memset_io memset 48 1.2 riastrad 49 1.3 riastrad /* XXX wrong place */ 50 1.3 riastrad #define __force 51 1.2 riastrad 52 1.2 riastrad #endif /* _ASM_IO_H_ */ 53
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