1 /* $NetBSD: isapnpvar.h,v 1.28 2009/03/15 15:45:48 cegger Exp $ */ 2 3 /*- 4 * Copyright (c) 1996 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 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 #ifndef _DEV_ISAPNP_ISAPNPVAR_H_ 33 #define _DEV_ISAPNP_ISAPNPVAR_H_ 34 35 /* 36 * ISA Plug and Play register definitions; 37 * From Plug and Play ISA Specification V1.0a, May 5 1994 38 */ 39 40 /* 41 * Structures and definitions needed by the machine-dependent header. 42 */ 43 struct isapnp_softc; 44 45 #include <machine/isapnp_machdep.h> 46 47 #ifndef _KERNEL 48 49 # include <stdlib.h> 50 # include <string.h> 51 # include <unistd.h> 52 53 # define ISAPNP_WRITE_ADDR(sc, v) outb(ISAPNP_ADDR, v) 54 # define ISAPNP_WRITE_DATA(sc, v) outb(ISAPNP_WRDATA, v) 55 # define ISAPNP_READ_DATA(sc) inb(sc->sc_read_port) 56 57 # define DELAY(us) usleep(us) 58 # define ISAPNP_MALLOC(a) malloc(a) 59 # define ISAPNP_FREE(a) free(a) 60 61 # define panic printf 62 63 #else 64 65 # define ISAPNP_WRITE_ADDR(sc, v) \ 66 bus_space_write_1(sc->sc_iot, sc->sc_addr_ioh, 0, v) 67 # define ISAPNP_WRITE_DATA(sc, v) \ 68 bus_space_write_1(sc->sc_iot, sc->sc_wrdata_ioh, 0, v) 69 # define ISAPNP_READ_DATA(sc) \ 70 bus_space_read_1(sc->sc_iot, sc->sc_read_ioh, 0) 71 72 # define ISAPNP_MALLOC(a) malloc(a, M_DEVBUF, M_WAITOK) 73 # define ISAPNP_FREE(a) free(a, M_DEVBUF) 74 75 #endif 76 77 #ifdef DEBUG_ISAPNP 78 # define DPRINTF(a) printf a 79 #else 80 # define DPRINTF(a) 81 #endif 82 83 struct isapnp_softc { 84 device_t sc_dev; 85 int sc_read_port; 86 bus_space_tag_t sc_iot; 87 bus_space_tag_t sc_memt; 88 isa_chipset_tag_t sc_ic; 89 bus_dma_tag_t sc_dmat; 90 bus_space_handle_t sc_addr_ioh; 91 bus_space_handle_t sc_wrdata_ioh; 92 bus_space_handle_t sc_read_ioh; 93 bus_space_handle_t sc_memh; 94 u_int8_t sc_ncards; 95 u_int8_t sc_id[ISAPNP_MAX_CARDS][ISAPNP_SERIAL_SIZE]; 96 }; 97 98 struct isapnp_region { 99 bus_space_handle_t h; 100 u_int32_t base; 101 102 u_int32_t minbase; 103 u_int32_t maxbase; 104 u_int32_t length; 105 u_int32_t align; 106 u_int8_t flags; 107 }; 108 109 struct isapnp_pin { 110 u_int8_t num; 111 u_int8_t flags:4; 112 u_int8_t type:4; 113 u_int16_t bits; 114 }; 115 116 struct isapnp_attach_args { 117 bus_space_tag_t ipa_iot; /* isa i/o space tag */ 118 bus_space_tag_t ipa_memt; /* isa mem space tag */ 119 bus_dma_tag_t ipa_dmat; /* isa dma tag */ 120 121 isa_chipset_tag_t ipa_ic; 122 123 struct isapnp_attach_args *ipa_sibling; 124 struct isapnp_attach_args *ipa_child; 125 126 char ipa_devident[ISAPNP_MAX_IDENT]; 127 char ipa_devlogic[ISAPNP_MAX_DEVCLASS]; 128 char ipa_devcompat[ISAPNP_MAX_DEVCLASS]; 129 char ipa_devclass[ISAPNP_MAX_DEVCLASS]; 130 131 u_char ipa_pref; 132 u_char ipa_devnum; 133 134 u_char ipa_nio; 135 u_char ipa_nirq; 136 u_char ipa_ndrq; 137 u_char ipa_nmem; 138 u_char ipa_nmem32; 139 140 struct isapnp_region ipa_io[ISAPNP_NUM_IO]; 141 struct isapnp_region ipa_mem[ISAPNP_NUM_MEM]; 142 struct isapnp_region ipa_mem32[ISAPNP_NUM_MEM32]; 143 struct isapnp_pin ipa_irq[ISAPNP_NUM_IRQ]; 144 struct isapnp_pin ipa_drq[ISAPNP_NUM_DRQ]; 145 }; 146 147 static __inline void isapnp_write_reg(struct isapnp_softc *, int, u_char); 148 static __inline u_char isapnp_read_reg(struct isapnp_softc *, int); 149 150 static __inline void 151 isapnp_write_reg(struct isapnp_softc *sc, int r, u_char v) 152 { 153 ISAPNP_WRITE_ADDR(sc, r); 154 ISAPNP_WRITE_DATA(sc, v); 155 } 156 157 static __inline u_char 158 isapnp_read_reg(struct isapnp_softc *sc, int r) 159 { 160 ISAPNP_WRITE_ADDR(sc, r); 161 return ISAPNP_READ_DATA(sc); 162 } 163 164 struct isapnp_attach_args * 165 isapnp_get_resource(struct isapnp_softc *, int); 166 char *isapnp_id_to_vendor(char *, const u_char *); 167 168 int isapnp_config(bus_space_tag_t, bus_space_tag_t, 169 struct isapnp_attach_args *); 170 void isapnp_unconfig(bus_space_tag_t, bus_space_tag_t, 171 struct isapnp_attach_args *); 172 #ifdef _KERNEL 173 struct isapnp_devinfo; 174 int isapnp_devmatch(const struct isapnp_attach_args *, 175 const struct isapnp_devinfo *, int *); 176 void isapnp_isa_attach_hook(struct isa_softc *); 177 #endif 178 179 #ifdef DEBUG_ISAPNP 180 void isapnp_print_mem(const char *, const struct isapnp_region *); 181 void isapnp_print_io(const char *, const struct isapnp_region *); 182 void isapnp_print_irq(const char *, const struct isapnp_pin *); 183 void isapnp_print_drq(const char *, const struct isapnp_pin *); 184 void isapnp_print_dep_start(const char *, const u_char); 185 void isapnp_print_attach(const struct isapnp_attach_args *); 186 void isapnp_get_config(struct isapnp_softc *, struct isapnp_attach_args *); 187 void isapnp_print_config(const struct isapnp_attach_args *); 188 #endif 189 190 #endif /* ! _DEV_ISAPNP_ISAPNPVAR_H_ */ 191