1 /* $OpenBSD: adw_pci.c,v 1.18 2017/09/08 05:36:52 deraadt Exp $ */ 2 /* $NetBSD: adw_pci.c,v 1.7 2000/05/26 15:13:46 dante Exp $ */ 3 4 /* 5 * Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * Author: Baldassare Dante Profeta <dante@mclink.it> 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 * Device probe and attach routines for the following 33 * Advanced Systems Inc. SCSI controllers: 34 * 35 * ABP-940UW - Bus-Master PCI Ultra-Wide (253 CDB) 36 * ABP-940UW (68) - Bus-Master PCI Ultra-Wide (253 CDB) 37 * ABP-940UWD - Bus-Master PCI Ultra-Wide (253 CDB) 38 * ABP-970UW - Bus-Master PCI Ultra-Wide (253 CDB) 39 * ASB-3940UW - Bus-Master PCI Ultra-Wide (253 CDB) 40 * ASB-3940U2W-00 - Bus-Master PCI Ultra2-Wide (253 CDB) 41 * ASB-3940U3W-00 - Bus-Master PCI Ultra3-Wide (253 CDB) 42 */ 43 44 #include <sys/param.h> 45 #include <sys/systm.h> 46 #include <sys/malloc.h> 47 #include <sys/kernel.h> 48 #include <sys/queue.h> 49 #include <sys/device.h> 50 #include <sys/timeout.h> 51 52 #include <machine/bus.h> 53 54 #include <scsi/scsi_all.h> 55 #include <scsi/scsiconf.h> 56 57 #include <dev/pci/pcireg.h> 58 #include <dev/pci/pcivar.h> 59 #include <dev/pci/pcidevs.h> 60 61 #include <dev/ic/adwlib.h> 62 #include <dev/microcode/adw/adwmcode.h> 63 #include <dev/ic/adw.h> 64 65 /******************************************************************************/ 66 67 #define PCI_BASEADR_IO 0x10 68 69 /******************************************************************************/ 70 71 int adw_pci_match(struct device *, void *, void *); 72 void adw_pci_attach(struct device *, struct device *, void *); 73 74 struct cfattach adw_pci_ca = 75 { 76 sizeof(ADW_SOFTC), adw_pci_match, adw_pci_attach 77 }; 78 79 const struct pci_matchid adw_pci_devices[] = { 80 { PCI_VENDOR_ADVSYS, PCI_PRODUCT_ADVSYS_WIDE }, 81 { PCI_VENDOR_ADVSYS, PCI_PRODUCT_ADVSYS_U2W }, 82 { PCI_VENDOR_ADVSYS, PCI_PRODUCT_ADVSYS_U3W }, 83 }; 84 85 /******************************************************************************/ 86 /* 87 * Check the slots looking for a board we recognise 88 * If we find one, note its address (slot) and call 89 * the actual probe routine to check it out. 90 */ 91 int 92 adw_pci_match(parent, match, aux) 93 struct device *parent; 94 void *match; 95 void *aux; 96 { 97 return (pci_matchbyid((struct pci_attach_args *)aux, adw_pci_devices, 98 nitems(adw_pci_devices))); 99 } 100 101 102 void 103 adw_pci_attach(parent, self, aux) 104 struct device *parent, *self; 105 void *aux; 106 { 107 struct pci_attach_args *pa = aux; 108 ADW_SOFTC *sc = (void *) self; 109 bus_space_tag_t iot; 110 bus_space_handle_t ioh; 111 pci_intr_handle_t ih; 112 pci_chipset_tag_t pc = pa->pa_pc; 113 pcireg_t command; 114 const char *intrstr; 115 116 /* 117 * Set chip type 118 */ 119 switch (PCI_PRODUCT(pa->pa_id)) { 120 case PCI_PRODUCT_ADVSYS_WIDE: 121 sc->chip_type = ADW_CHIP_ASC3550; 122 break; 123 124 case PCI_PRODUCT_ADVSYS_U2W: 125 sc->chip_type = ADW_CHIP_ASC38C0800; 126 break; 127 128 case PCI_PRODUCT_ADVSYS_U3W: 129 sc->chip_type = ADW_CHIP_ASC38C1600; 130 break; 131 132 default: 133 printf("\n%s: unknown model: %d\n", sc->sc_dev.dv_xname, 134 PCI_PRODUCT(pa->pa_id)); 135 return; 136 } 137 138 command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); 139 if ( (command & PCI_COMMAND_PARITY_ENABLE) == 0) 140 sc->cfg.control_flag |= CONTROL_FLAG_IGNORE_PERR; 141 142 /* 143 * Map Device Registers for I/O 144 */ 145 if (pci_mapreg_map(pa, PCI_BASEADR_IO, PCI_MAPREG_TYPE_IO, 0, 146 &iot, &ioh, NULL, NULL, 0)) { 147 printf("\n%s: unable to map device registers\n", 148 sc->sc_dev.dv_xname); 149 return; 150 } 151 sc->sc_iot = iot; 152 sc->sc_ioh = ioh; 153 sc->sc_dmat = pa->pa_dmat; 154 155 /* 156 * Initialize the board 157 */ 158 if (adw_init(sc)) { 159 printf("%s: adw_init failed", sc->sc_dev.dv_xname); 160 return; 161 } 162 163 /* 164 * Map Interrupt line 165 */ 166 if (pci_intr_map(pa, &ih)) { 167 printf("\n%s: couldn't map interrupt\n", sc->sc_dev.dv_xname); 168 return; 169 } 170 intrstr = pci_intr_string(pc, ih); 171 172 /* 173 * Establish Interrupt handler 174 */ 175 sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, adw_intr, sc, 176 sc->sc_dev.dv_xname); 177 if (sc->sc_ih == NULL) { 178 printf("\n%s: couldn't establish interrupt", sc->sc_dev.dv_xname); 179 if (intrstr != NULL) 180 printf(" at %s", intrstr); 181 printf("\n"); 182 return; 183 } 184 printf(": %s\n", intrstr); 185 186 /* 187 * Attach all the sub-devices we can find 188 */ 189 adw_attach(sc); 190 } 191 /******************************************************************************/ 192