1 /* $NetBSD: eisavar.h,v 1.24 2008/04/28 20:23:48 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 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. 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) 1995, 1996 Christopher G. Demetriou 34 * All rights reserved. 35 * 36 * Redistribution and use in source and binary forms, with or without 37 * modification, are permitted provided that the following conditions 38 * are met: 39 * 1. Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * 2. Redistributions in binary form must reproduce the above copyright 42 * notice, this list of conditions and the following disclaimer in the 43 * documentation and/or other materials provided with the distribution. 44 * 3. All advertising materials mentioning features or use of this software 45 * must display the following acknowledgement: 46 * This product includes software developed by Christopher G. Demetriou 47 * for the NetBSD Project. 48 * 4. The name of the author may not be used to endorse or promote products 49 * derived from this software without specific prior written permission 50 * 51 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 52 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 53 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 54 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 55 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 56 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 60 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 61 */ 62 63 #ifndef _DEV_EISA_EISAVAR_H_ 64 #define _DEV_EISA_EISAVAR_H_ 65 66 /* 67 * Definitions for EISA autoconfiguration. 68 * 69 * This file describes types and functions which are used for EISA 70 * configuration. Some of this information is machine-specific, and is 71 * separated into eisa_machdep.h. 72 */ 73 74 struct eisa_cfg_mem; 75 struct eisa_cfg_irq; 76 struct eisa_cfg_dma; 77 struct eisa_cfg_io; 78 79 #include <sys/bus.h> 80 #include <dev/eisa/eisareg.h> /* For ID register & string info. */ 81 82 /* 83 * Structures and definitions needed by the machine-dependent header. 84 */ 85 struct eisabus_attach_args; 86 87 /* 88 * Machine-dependent definitions. 89 */ 90 #include <machine/eisa_machdep.h> 91 92 typedef int eisa_slot_t; /* really only needs to be 4 bits */ 93 94 /* 95 * EISA bus attach arguments. 96 */ 97 struct eisabus_attach_args { 98 const char *_eba_busname; /* XXX placeholder */ 99 bus_space_tag_t eba_iot; /* eisa i/o space tag */ 100 bus_space_tag_t eba_memt; /* eisa mem space tag */ 101 bus_dma_tag_t eba_dmat; /* DMA tag */ 102 eisa_chipset_tag_t eba_ec; 103 }; 104 105 /* 106 * EISA device attach arguments. 107 */ 108 struct eisa_attach_args { 109 bus_space_tag_t ea_iot; /* eisa i/o space tag */ 110 bus_space_tag_t ea_memt; /* eisa mem space tag */ 111 bus_dma_tag_t ea_dmat; /* DMA tag */ 112 eisa_chipset_tag_t ea_ec; 113 114 eisa_slot_t ea_slot; 115 u_int8_t ea_vid[EISA_NVIDREGS]; 116 u_int8_t ea_pid[EISA_NPIDREGS]; 117 char ea_idstring[EISA_IDSTRINGLEN]; 118 }; 119 120 int eisabusprint(void *, const char *); 121 122 /* 123 * EISA Configuration entries, set up by an EISA Configuration Utility. 124 */ 125 126 struct eisa_cfg_mem { 127 bus_addr_t ecm_addr; 128 bus_size_t ecm_size; 129 int ecm_isram; 130 int ecm_decode; 131 int ecm_unitsize; 132 }; 133 134 struct eisa_cfg_irq { 135 int eci_irq; 136 int eci_ist; 137 int eci_shared; 138 }; 139 140 struct eisa_cfg_dma { 141 int ecd_drq; 142 int ecd_shared; 143 int ecd_size; 144 #define ECD_SIZE_8BIT 0 145 #define ECD_SIZE_16BIT 1 146 #define ECD_SIZE_32BIT 2 147 #define ECD_SIZE_RESERVED 3 148 int ecd_timing; 149 #define ECD_TIMING_ISA 0 150 #define ECD_TIMING_TYPEA 1 151 #define ECD_TIMING_TYPEB 2 152 #define ECD_TIMING_TYPEC 3 153 }; 154 155 struct eisa_cfg_io { 156 bus_addr_t ecio_addr; 157 bus_size_t ecio_size; 158 int ecio_shared; 159 }; 160 161 #endif /* _DEV_EISA_EISAVAR_H_ */ 162