isa_machdep.h revision 1.4
1/* $NetBSD: isa_machdep.h,v 1.4 2005/12/11 12:18:19 christos Exp $ */ 2 3/*- 4 * Copyright (c) 1996, 1997, 1998 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 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40/*- 41 * Copyright (c) 1990 The Regents of the University of California. 42 * All rights reserved. 43 * 44 * This code is derived from software contributed to Berkeley by 45 * William Jolitz. 46 * 47 * Redistribution and use in source and binary forms, with or without 48 * modification, are permitted provided that the following conditions 49 * are met: 50 * 1. Redistributions of source code must retain the above copyright 51 * notice, this list of conditions and the following disclaimer. 52 * 2. Redistributions in binary form must reproduce the above copyright 53 * notice, this list of conditions and the following disclaimer in the 54 * documentation and/or other materials provided with the distribution. 55 * 3. Neither the name of the University nor the names of its contributors 56 * may be used to endorse or promote products derived from this software 57 * without specific prior written permission. 58 * 59 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 60 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 61 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 62 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 63 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 64 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 65 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 66 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 67 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 68 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 69 * SUCH DAMAGE. 70 * 71 * @(#)isa.h 5.7 (Berkeley) 5/9/91 72 */ 73 74/* 75 * Various pieces of the mvmeppc port want to include this file without 76 * or in spite of using isavar.h, and should be fixed. 77 */ 78 79#ifndef _MVMEPPC_ISA_MACHDEP_H_ 80#define _MVMEPPC_ISA_MACHDEP_H_ 81 82#include <machine/bus.h> 83#include <dev/isa/isadmavar.h> 84 85/* 86 * XXX THIS FILE IS A MESS. copyright: berkeley's probably. 87 * contents from isavar.h and isareg.h, mostly the latter. 88 * perhaps charles's? 89 * 90 * copyright from berkeley's isa.h which is now dev/isa/isareg.h. 91 */ 92 93/* 94 * Types provided to machine-independent ISA code. 95 */ 96struct mvmeppc_isa_chipset { 97 bus_space_tag_t ic_iot; 98 bus_space_handle_t ic_elcr; 99 bus_space_handle_t ic_icu1; 100 bus_space_handle_t ic_icu2; 101 struct isa_dma_state ic_dmastate; 102}; 103 104typedef struct mvmeppc_isa_chipset *isa_chipset_tag_t; 105 106struct device; /* XXX */ 107struct isabus_attach_args; /* XXX */ 108 109/* 110 * Functions provided to machine-independent ISA code. 111 */ 112void isa_attach_hook(struct device *, struct device *, 113 struct isabus_attach_args *); 114const struct evcnt *isa_intr_evcnt(isa_chipset_tag_t ic, int irq); 115void *isa_intr_establish(isa_chipset_tag_t ic, int irq, int type, 116 int level, int (*ih_fun)(void *), void *ih_arg); 117void isa_intr_disestablish(isa_chipset_tag_t ic, void *handler); 118int isa_intr_alloc(isa_chipset_tag_t, int, int, int *); 119 120#define isa_dmainit(ic, bst, dmat, d) \ 121 _isa_dmainit(&(ic)->ic_dmastate, (bst), (dmat), (d)) 122#define isa_dmacascade(ic, c) \ 123 _isa_dmacascade(&(ic)->ic_dmastate, (c)) 124#define isa_dmamaxsize(ic, c) \ 125 _isa_dmamaxsize(&(ic)->ic_dmastate, (c)) 126#define isa_dmamap_create(ic, c, s, f) \ 127 _isa_dmamap_create(&(ic)->ic_dmastate, (c), (s), (f)) 128#define isa_dmamap_destroy(ic, c) \ 129 _isa_dmamap_destroy(&(ic)->ic_dmastate, (c)) 130#define isa_dmastart(ic, c, a, n, p, f, bf) \ 131 _isa_dmastart(&(ic)->ic_dmastate, (c), (a), (n), (p), (f), (bf)) 132#define isa_dmaabort(ic, c) \ 133 _isa_dmaabort(&(ic)->ic_dmastate, (c)) 134#define isa_dmacount(ic, c) \ 135 _isa_dmacount(&(ic)->ic_dmastate, (c)) 136#define isa_dmafinished(ic, c) \ 137 _isa_dmafinished(&(ic)->ic_dmastate, (c)) 138#define isa_dmadone(ic, c) \ 139 _isa_dmadone(&(ic)->ic_dmastate, (c)) 140#define isa_dmafreeze(ic) \ 141 _isa_dmafreeze(&(ic)->ic_dmastate) 142#define isa_dmathaw(ic) \ 143 _isa_dmathaw(&(ic)->ic_dmastate) 144#define isa_dmamem_alloc(ic, c, s, ap, f) \ 145 _isa_dmamem_alloc(&(ic)->ic_dmastate, (c), (s), (ap), (f)) 146#define isa_dmamem_free(ic, c, a, s) \ 147 _isa_dmamem_free(&(ic)->ic_dmastate, (c), (a), (s)) 148#define isa_dmamem_map(ic, c, a, s, kp, f) \ 149 _isa_dmamem_map(&(ic)->ic_dmastate, (c), (a), (s), (kp), (f)) 150#define isa_dmamem_unmap(ic, c, k, s) \ 151 _isa_dmamem_unmap(&(ic)->ic_dmastate, (c), (k), (s)) 152#define isa_dmamem_mmap(ic, c, a, s, o, p, f) \ 153 _isa_dmamem_mmap(&(ic)->ic_dmastate, (c), (a), (s), (o), (p), (f)) 154#define isa_drq_alloc(ic, c) \ 155 _isa_drq_alloc(&(ic)->ic_dmastate, c) 156#define isa_drq_free(ic, c) \ 157 _isa_drq_free(&(ic)->ic_dmastate, c) 158#define isa_drq_isfree(ic, c) \ 159 _isa_drq_isfree(&(ic)->ic_dmastate, (c)) 160#define isa_malloc(ic, c, s, p, f) \ 161 _isa_malloc(&(ic)->ic_dmastate, (c), (s), (p), (f)) 162#define isa_free(a, p) \ 163 _isa_free((a), (p)) 164#define isa_mappage(m, o, p) \ 165 _isa_mappage((m), (o), (p)) 166 167/* 168 * ALL OF THE FOLLOWING ARE MACHINE-DEPENDENT, AND SHOULD NOT BE USED 169 * BY PORTABLE CODE. 170 */ 171 172#define isa_outb(x,y) outb(MVMEPPC_KVA_BASE_IO + (x), y) 173#define isa_inb(x) inb(MVMEPPC_KVA_BASE_IO + (x)) 174 175extern struct powerpc_bus_dma_tag isa_bus_dma_tag; 176 177/* 178 * XXX Various seemingly PC-specific constants, some of which may be 179 * unnecessary anyway. 180 */ 181 182/* 183 * stuff that used to be in pccons.c 184 */ 185#define MONO_BASE 0x3B4 186#define MONO_BUF 0xB0000 187#define CGA_BASE 0x3D4 188#define CGA_BUF 0xB8000 189 190/* 191 * Miscellanous functions. 192 */ 193/* Initialise isa icu */ 194void init_icu(struct mvmeppc_isa_chipset *, bus_space_tag_t, int); 195 196#endif /* _MVMEPPC_ISA_MACHDEP_H_ */ 197