1 /* $NetBSD: adv_isa.c,v 1.2 1999/06/12 12:10:30 dante Exp $ */ 2 3 /* 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. All rights reserved. 5 * 6 * Author: Baldassare Dante Profeta <dante@mclink.it> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the NetBSD 19 * Foundation, Inc. and its contributors. 20 * 4. Neither the name of The NetBSD Foundation nor the names of its 21 * contributors may be used to endorse or promote products derived 22 * from this software without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 25 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 27 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 28 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34 * POSSIBILITY OF SUCH DAMAGE. 35 */ 36 /* 37 * Device probe and attach routines for the following 38 * Advanced Systems Inc. SCSI controllers: 39 * 40 * Connectivity Products: 41 * ABP510/5150 - Bus-Master ISA (240 CDB) (Footnote 1) 42 * ABP5140 - Bus-Master ISA (16 CDB) (Footnote 1) (Footnote 2) 43 * ABP5142 - Bus-Master ISA with floppy (16 CDB) (Footnote 3) 44 * 45 * Single Channel Products: 46 * ABP542 - Bus-Master ISA with floppy (240 CDB) 47 * ABP842 - Bus-Master VL (240 CDB) 48 * 49 * Dual Channel Products: 50 * ABP852 - Dual Channel Bus-Master VL (240 CDB Per Channel) 51 * 52 * Footnotes: 53 * 1. This board has been shipped by HP with the 4020i CD-R drive. 54 * The board has no BIOS so it cannot control a boot device, but 55 * it can control any secondary SCSI device. 56 * 2. This board has been sold by SIIG as the i540 SpeedMaster. 57 * 3. This board has been sold by SIIG as the i542 SpeedMaster. 58 */ 59 60 61 #include <sys/types.h> 62 #include <sys/param.h> 63 #include <sys/systm.h> 64 #include <sys/kernel.h> 65 #include <sys/errno.h> 66 #include <sys/ioctl.h> 67 #include <sys/device.h> 68 #include <sys/buf.h> 69 #include <sys/proc.h> 70 #include <sys/user.h> 71 #include <sys/queue.h> 72 73 #include <machine/bus.h> 74 75 #include <dev/scsipi/scsi_all.h> 76 #include <dev/scsipi/scsipi_all.h> 77 #include <dev/scsipi/scsiconf.h> 78 79 #include <dev/isa/isavar.h> 80 81 #include <dev/ic/advlib.h> 82 #include <dev/ic/adv.h> 83 84 85 /* Possible port addresses an ISA or VL adapter can live at */ 86 static int asc_ioport[ASC_IOADR_TABLE_MAX_IX] = 87 { 88 0x100, 89 ASC_IOADR_1, /* First selection in BIOS setup */ 90 0x120, 91 ASC_IOADR_2, /* Second selection in BIOS setup */ 92 0x140, 93 ASC_IOADR_3, /* Third selection in BIOS setup */ 94 ASC_IOADR_4, /* Fourth selection in BIOS setup */ 95 ASC_IOADR_5, /* Fifth selection in BIOS setup */ 96 ASC_IOADR_6, /* Sixth selection in BIOS setup */ 97 ASC_IOADR_7, /* Seventh selection in BIOS setup */ 98 ASC_IOADR_8 /* Eighth and default selection in BIOS setup */ 99 }; 100 101 /******************************************************************************/ 102 103 int adv_isa_probe __P((struct device *, struct cfdata *, void *)); 104 void adv_isa_attach __P((struct device *, struct device *, void *)); 105 106 struct cfattach adv_isa_ca = 107 { 108 sizeof(ASC_SOFTC), adv_isa_probe, adv_isa_attach 109 }; 110 111 /******************************************************************************/ 112 113 int 114 adv_isa_probe(parent, match, aux) 115 struct device *parent; 116 struct cfdata *match; 117 void *aux; 118 { 119 struct isa_attach_args *ia = aux; 120 bus_space_tag_t iot = ia->ia_iot; 121 bus_space_handle_t ioh; 122 int port_index; 123 int iobase; 124 int rv = 0; 125 126 /* 127 * Find io port 128 */ 129 if (ia->ia_iobase == ISACF_PORT_DEFAULT) { 130 for(port_index=0; port_index < ASC_IOADR_TABLE_MAX_IX; 131 port_index++) { 132 iobase = asc_ioport[port_index]; 133 134 if(iobase) { 135 if (bus_space_map(iot, iobase, ASC_IOADR_GAP, 136 0, &ioh)) 137 continue; 138 139 rv = AscFindSignature(iot, ioh); 140 141 bus_space_unmap(iot, ioh, ASC_IOADR_GAP); 142 143 if (rv) { 144 ia->ia_iobase = iobase; 145 break; 146 } 147 } 148 } 149 } else { 150 if (bus_space_map(iot, ia->ia_iobase, ASC_IOADR_GAP, 0, &ioh)) 151 return (0); 152 153 rv = AscFindSignature(iot, ioh); 154 155 bus_space_unmap(iot, ioh, ASC_IOADR_GAP); 156 } 157 158 if (rv) { 159 ASC_SET_CHIP_CONTROL(iot, ioh, ASC_CC_HALT); 160 ASC_SET_CHIP_STATUS(iot, ioh, 0); 161 162 ia->ia_msize = 0; 163 ia->ia_iosize = ASC_IOADR_GAP; 164 ia->ia_irq = AscGetChipIRQ(iot, ioh, ASC_IS_ISA); 165 ia->ia_drq = AscGetIsaDmaChannel(iot, ioh); 166 } 167 168 return rv; 169 } 170 171 172 void 173 adv_isa_attach(parent, self, aux) 174 struct device *parent, *self; 175 void *aux; 176 { 177 struct isa_attach_args *ia = aux; 178 ASC_SOFTC *sc = (void *) self; 179 bus_space_tag_t iot = ia->ia_iot; 180 bus_space_handle_t ioh; 181 isa_chipset_tag_t ic = ia->ia_ic; 182 int error; 183 184 printf("\n"); 185 186 sc->sc_flags = 0x0; 187 188 if (bus_space_map(iot, ia->ia_iobase, ASC_IOADR_GAP, 0, &ioh)) { 189 printf("%s: can't map i/o space\n", sc->sc_dev.dv_xname); 190 return; 191 } 192 193 sc->sc_iot = iot; 194 sc->sc_ioh = ioh; 195 sc->sc_dmat = ia->ia_dmat; 196 sc->bus_type = ASC_IS_ISA; 197 sc->chip_version = ASC_GET_CHIP_VER_NO(iot, ioh); 198 /* 199 * Memo: 200 * for EISA cards: 201 * sc->chip_version = (ASC_CHIP_MIN_VER_EISA - 1) + ea->ea_pid[1]; 202 */ 203 204 /* 205 * Initialize the board 206 */ 207 if (adv_init(sc)) { 208 printf("%s: adv_init failed\n", sc->sc_dev.dv_xname); 209 return; 210 } 211 212 if ((error = isa_dmacascade(ic, ia->ia_drq)) != 0) { 213 printf("%s: unable to cascade DRQ, error = %d\n", 214 sc->sc_dev.dv_xname, error); 215 return; 216 } 217 218 sc->sc_ih = isa_intr_establish(ic, ia->ia_irq, IST_EDGE, IPL_BIO, 219 adv_intr, sc); 220 if (sc->sc_ih == NULL) { 221 printf("%s: couldn't establish interrupt\n", 222 sc->sc_dev.dv_xname); 223 return; 224 } 225 226 adv_attach(sc); 227 } 228