1 /* $NetBSD: sbusvar.h,v 1.14 2005/12/11 12:19:09 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Paul Kranenburg. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * Copyright (c) 1992, 1993 41 * The Regents of the University of California. All rights reserved. 42 * 43 * This software was developed by the Computer Systems Engineering group 44 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 45 * contributed to Berkeley. 46 * 47 * All advertising materials mentioning features or use of this software 48 * must display the following acknowledgement: 49 * This product includes software developed by the University of 50 * California, Lawrence Berkeley Laboratory. 51 * 52 * Redistribution and use in source and binary forms, with or without 53 * modification, are permitted provided that the following conditions 54 * are met: 55 * 1. Redistributions of source code must retain the above copyright 56 * notice, this list of conditions and the following disclaimer. 57 * 2. Redistributions in binary form must reproduce the above copyright 58 * notice, this list of conditions and the following disclaimer in the 59 * documentation and/or other materials provided with the distribution. 60 * 3. Neither the name of the University nor the names of its contributors 61 * may be used to endorse or promote products derived from this software 62 * without specific prior written permission. 63 * 64 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 65 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 66 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 67 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 68 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 69 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 70 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 71 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 72 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 73 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 74 * SUCH DAMAGE. 75 * 76 * @(#)sbusvar.h 8.1 (Berkeley) 6/11/93 77 */ 78 79 #ifndef _SBUS_VAR_SPARC64_H_ 80 #define _SBUS_VAR_SPARC64_H_ 81 82 #include <machine/bus.h> 83 84 /* 85 * Macro to convert a PROM virtual address to a bus_space_handle_t. 86 * 87 * Since this is SBus it's, always big-endian, so use ASI_PRIMARY. 88 */ 89 #define sbus_promaddr_to_handle(tag, promaddr, hp) \ 90 sparc_promaddr_to_handle(tag, promaddr, hp) 91 92 #include <sparc64/dev/iommuvar.h> 93 94 /* 95 * Most devices are configured according to information kept in 96 * the FORTH PROMs. In particular, we extract the `name', `reg', 97 * and `address' properties of each device attached to the mainbus; 98 * other drives may also use this information. The mainbus itself 99 * (which `is' the CPU, in some sense) gets just the node, with a 100 * fake name ("mainbus"). 101 */ 102 103 /* variables per Sbus */ 104 struct sbus_softc { 105 struct device sc_dev; /* base device */ 106 bus_space_tag_t sc_bustag; 107 bus_space_handle_t sc_bh; 108 bus_dma_tag_t sc_dmatag; 109 int sc_clockfreq; /* clock frequency (in Hz) */ 110 struct sbusdev *sc_sbdev; /* list of all children */ 111 int sc_burst; /* burst transfer sizes supported */ 112 int *sc_intr2ipl; /* Interrupt level translation */ 113 int *sc_intr_compat;/* `intr' property to sbus compat */ 114 115 struct sysioreg *sc_sysio; /* SBUS control registers */ 116 int sc_ign; /* Interrupt group number for this sysio */ 117 struct iommu_state sc_is; /* IOMMU state, see iommureg.h */ 118 struct strbuf_ctl sc_sb; /* Streaming buffer control */ 119 int64_t sc_flush; /* Streaming buffer flush */ 120 }; 121 122 #endif /* _SBUS_VAR_SPARC64_H_ */ 123