1 /* $NetBSD: bus_defs.h,v 1.3 2022/04/16 18:15:21 andvar Exp $ */ 2 3 /* 4 * Copyright (c) 1996, 1997, 1998, 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #ifndef _SGIMIPS_BUS_DEFS_H_ 34 #define _SGIMIPS_BUS_DEFS_H_ 35 36 #include <mips/locore.h> 37 38 /* 39 * Values for sgimips bus space tag, not to be used directly by MI code. 40 * XXX these need special handling 41 */ 42 43 #include <mips/bus_space_defs.h> 44 45 extern bus_space_tag_t normal_memt; /* normal, non-spaced */ 46 extern bus_space_tag_t mace_isa_memt; /* spaced, for MACE 'ISA' */ 47 extern bus_space_tag_t mace_pci_memt; /* address-twiddled to look little */ 48 extern bus_space_tag_t mace_pci_iot; /* endian with <32bit accesses */ 49 extern bus_space_tag_t gio_pci_memt; /* same, without windows */ 50 extern bus_space_tag_t hpc_memt; /* 8bit regs at 32bit spacing */ 51 52 #include <mips/bus_dma_defs.h> 53 #define SGIMIPS_DMAMAP_COHERENT _BUS_DMAMAP_COHERENT 54 55 56 #endif /* _SGIMIPS_BUS_DEFS_H_ */ 57