1/* $NetBSD: adw_pci.c,v 1.30 2022/09/25 17:52:25 thorpej Exp $ */ 2 3/* 4 * Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Author: Baldassare Dante Profeta <dante@mclink.it> 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30/* 31 * Device probe and attach routines for the following 32 * Advanced Systems Inc. SCSI controllers: 33 * 34 * ABP-940UW - Bus-Master PCI Ultra-Wide (253 CDB) 35 * ABP-940UW (68) - Bus-Master PCI Ultra-Wide (253 CDB) 36 * ABP-940UWD - Bus-Master PCI Ultra-Wide (253 CDB) 37 * ABP-970UW - Bus-Master PCI Ultra-Wide (253 CDB) 38 * ASB-3940UW - Bus-Master PCI Ultra-Wide (253 CDB) 39 * ASB-3940U2W-00 - Bus-Master PCI Ultra2-Wide (253 CDB) 40 * ASB-3940U3W-00 - Bus-Master PCI Ultra3-Wide (253 CDB) 41 */ 42 43#include <sys/cdefs.h> 44__KERNEL_RCSID(0, "$NetBSD: adw_pci.c,v 1.30 2022/09/25 17:52:25 thorpej Exp $"); 45 46#include <sys/param.h> 47#include <sys/systm.h> 48#include <sys/kernel.h> 49#include <sys/queue.h> 50#include <sys/device.h> 51 52#include <sys/bus.h> 53#include <sys/intr.h> 54 55#include <dev/scsipi/scsi_all.h> 56#include <dev/scsipi/scsipi_all.h> 57#include <dev/scsipi/scsiconf.h> 58 59#include <dev/pci/pcireg.h> 60#include <dev/pci/pcivar.h> 61#include <dev/pci/pcidevs.h> 62 63#include <dev/ic/adwlib.h> 64#include <dev/ic/adwmcode.h> 65#include <dev/ic/adw.h> 66 67/******************************************************************************/ 68 69#define PCI_BASEADR_IO 0x10 70 71/******************************************************************************/ 72/* 73 * Check the slots looking for a board we recognise 74 * If we find one, note its address (slot) and call 75 * the actual probe routine to check it out. 76 */ 77static int 78adw_pci_match(device_t parent, cfdata_t match, void *aux) 79{ 80 struct pci_attach_args *pa = aux; 81 82 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ADVSYS) 83 switch (PCI_PRODUCT(pa->pa_id)) { 84 case PCI_PRODUCT_ADVSYS_WIDE: 85 case PCI_PRODUCT_ADVSYS_U2W: 86 case PCI_PRODUCT_ADVSYS_U3W: 87 return (1); 88 } 89 90 return 0; 91} 92 93 94static void 95adw_pci_attach(device_t parent, device_t self, void *aux) 96{ 97 struct pci_attach_args *pa = aux; 98 ADW_SOFTC *sc = device_private(self); 99 bus_space_tag_t iot; 100 bus_space_handle_t ioh; 101 pci_intr_handle_t ih; 102 pci_chipset_tag_t pc = pa->pa_pc; 103 u_int32_t command; 104 const char *intrstr; 105 char intrbuf[PCI_INTRSTR_LEN]; 106 107 sc->sc_dev = self; 108 109 aprint_naive(": SCSI controller\n"); 110 111 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ADVSYS) 112 switch (PCI_PRODUCT(pa->pa_id)) { 113 case PCI_PRODUCT_ADVSYS_WIDE: 114 sc->chip_type = ADW_CHIP_ASC3550; 115 aprint_normal( 116 ": AdvanSys ASB-3940UW-00 SCSI adapter\n"); 117 break; 118 119 case PCI_PRODUCT_ADVSYS_U2W: 120 sc->chip_type = ADW_CHIP_ASC38C0800; 121 aprint_normal( 122 ": AdvanSys ASB-3940U2W-00 SCSI adapter\n"); 123 break; 124 125 case PCI_PRODUCT_ADVSYS_U3W: 126 sc->chip_type = ADW_CHIP_ASC38C1600; 127 aprint_normal( 128 ": AdvanSys ASB-3940U3W-00 SCSI adapter\n"); 129 break; 130 131 default: 132 aprint_error(": unknown model!\n"); 133 return; 134 } 135 136 137 /* 138 * Make sure IO/MEM/MASTER are enabled 139 */ 140 command = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); 141 command |= PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE | 142 PCI_COMMAND_MASTER_ENABLE; 143 pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command); 144 145 if ( (command & PCI_COMMAND_PARITY_ENABLE) == 0) { 146 sc->cfg.control_flag |= CONTROL_FLAG_IGNORE_PERR; 147 } 148 /* 149 * Map Device Registers for I/O 150 */ 151 if (pci_mapreg_map(pa, PCI_BASEADR_IO, PCI_MAPREG_TYPE_IO, 0, 152 &iot, &ioh, NULL, NULL)) { 153 aprint_error_dev(self, "unable to map device registers\n"); 154 return; 155 } 156 sc->sc_iot = iot; 157 sc->sc_ioh = ioh; 158 sc->sc_dmat = pa->pa_dmat; 159 160 /* 161 * Initialize the board 162 */ 163 if (adw_init(sc)) { 164 aprint_error_dev(self, "adw_init failed"); 165 return; 166 } 167 168 /* 169 * Map Interrupt line 170 */ 171 if (pci_intr_map(pa, &ih)) { 172 aprint_error_dev(self, "couldn't map interrupt\n"); 173 return; 174 } 175 intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf)); 176 177 /* 178 * Establish Interrupt handler 179 */ 180 sc->sc_ih = pci_intr_establish_xname(pc, ih, IPL_BIO, adw_intr, sc, 181 device_xname(self)); 182 if (sc->sc_ih == NULL) { 183 aprint_error_dev(self, "couldn't establish interrupt"); 184 if (intrstr != NULL) 185 aprint_error(" at %s", intrstr); 186 aprint_error("\n"); 187 return; 188 } 189 aprint_normal_dev(self, "interrupting at %s\n", intrstr); 190 191 /* 192 * Attach all the sub-devices we can find 193 */ 194 adw_attach(sc); 195} 196 197CFATTACH_DECL_NEW(adw_pci, sizeof(ADW_SOFTC), 198 adw_pci_match, adw_pci_attach, NULL, NULL); 199