1 /* $NetBSD: sbusvar.h,v 1.18 2011/07/01 18:48:37 dyoung 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * Copyright (c) 1992, 1993 34 * The Regents of the University of California. All rights reserved. 35 * 36 * This software was developed by the Computer Systems Engineering group 37 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 38 * contributed to Berkeley. 39 * 40 * All advertising materials mentioning features or use of this software 41 * must display the following acknowledgement: 42 * This product includes software developed by the University of 43 * California, Lawrence Berkeley Laboratory. 44 * 45 * Redistribution and use in source and binary forms, with or without 46 * modification, are permitted provided that the following conditions 47 * are met: 48 * 1. Redistributions of source code must retain the above copyright 49 * notice, this list of conditions and the following disclaimer. 50 * 2. Redistributions in binary form must reproduce the above copyright 51 * notice, this list of conditions and the following disclaimer in the 52 * documentation and/or other materials provided with the distribution. 53 * 3. Neither the name of the University nor the names of its contributors 54 * may be used to endorse or promote products derived from this software 55 * without specific prior written permission. 56 * 57 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 58 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 59 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 60 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 61 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 62 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 63 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 64 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 65 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 66 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 67 * SUCH DAMAGE. 68 * 69 * @(#)sbusvar.h 8.1 (Berkeley) 6/11/93 70 */ 71 72 #ifndef _SBUS_VAR_SPARC64_H_ 73 #define _SBUS_VAR_SPARC64_H_ 74 75 #include <sys/bus.h> 76 77 /* 78 * Macro to convert a PROM virtual address to a bus_space_handle_t. 79 * 80 * Since this is SBus it's, always big-endian, so use ASI_PRIMARY. 81 */ 82 #define sbus_promaddr_to_handle(tag, promaddr, hp) \ 83 sparc_promaddr_to_handle(tag, promaddr, hp) 84 85 #include <sparc64/dev/iommuvar.h> 86 87 /* 88 * Most devices are configured according to information kept in 89 * the FORTH PROMs. In particular, we extract the `name', `reg', 90 * and `address' properties of each device attached to the mainbus; 91 * other drives may also use this information. The mainbus itself 92 * (which `is' the CPU, in some sense) gets just the node, with a 93 * fake name ("mainbus"). 94 */ 95 96 /* variables per Sbus */ 97 struct sbus_softc { 98 device_t sc_dev; /* base device */ 99 bus_space_tag_t sc_bustag; 100 bus_space_handle_t sc_bh; 101 bus_dma_tag_t sc_dmatag; 102 int sc_clockfreq; /* clock frequency (in Hz) */ 103 int sc_burst; /* burst transfer sizes supported */ 104 int *sc_intr2ipl; /* Interrupt level translation */ 105 int *sc_intr_compat;/* `intr' property to sbus compat */ 106 107 struct sysioreg *sc_sysio; /* SBUS control registers */ 108 int sc_ign; /* Interrupt group number for this sysio */ 109 struct iommu_state sc_is; /* IOMMU state, see iommureg.h */ 110 struct strbuf_ctl sc_sb; /* Streaming buffer control */ 111 int64_t sc_flush; /* Streaming buffer flush */ 112 }; 113 114 #endif /* _SBUS_VAR_SPARC64_H_ */ 115