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      1 /*	$NetBSD: bus_defs.h,v 1.1 2011/07/18 17:26:55 dyoung Exp $	*/
      2 /*-
      3  * Copyright (c) 2007 The NetBSD Foundation, Inc.
      4  * All rights reserved.
      5  *
      6  * This code is derived from software contributed to The NetBSD Foundation
      7  * by
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     28  * POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef _RS6000_BUS_DEFS_H_
     32 #define _RS6000_BUS_DEFS_H_
     33 
     34 /*
     35  * Values for the Be bus space tag, not to be used directly by MI code.
     36  */
     37 #define	RS6000_BUS_SPACE_IO	0xC0000000	/* i/o space */
     38 #define RS6000_BUS_SPACE_MEM	0xC0000000	/* mem space */
     39 
     40 /*
     41  * Address conversion as seen from a PCI master.
     42  */
     43 #define MPC105_DIRECT_MAPPED_SPACE	0xC0000000
     44 #define PHYS_TO_BUS_MEM(t, x)	((x) | MPC105_DIRECT_MAPPED_SPACE)
     45 #define BUS_MEM_TO_PHYS(t, x)	((x) & ~MPC105_DIRECT_MAPPED_SPACE)
     46 
     47 #ifdef _KERNEL
     48 extern struct powerpc_bus_space rs6000_iocc0_io_space_tag;
     49 #endif
     50 
     51 #include <powerpc/bus_defs.h>
     52 
     53 #endif /* _RS6000_BUS_DEFS_H_ */
     54