1 /* $OpenBSD: adv_pci.c,v 1.16 2024/05/24 06:02:53 jsg Exp $ */ 2 /* $NetBSD: adv_pci.c,v 1.5 1998/09/26 15:52:55 dante Exp $ */ 3 4 /* 5 * Copyright (c) 1998 The NetBSD Foundation, Inc. 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 * Connectivity Products: 35 * ABP920 - Bus-Master PCI (16 CDB) 36 * ABP930 - Bus-Master PCI (16 CDB) (Footnote 1) 37 * ABP930U - Bus-Master PCI Ultra (16 CDB) 38 * ABP930UA - Bus-Master PCI Ultra (16 CDB) 39 * ABP960 - Bus-Master PCI MAC/PC (16 CDB) (Footnote 2) 40 * ABP960U - Bus-Master PCI MAC/PC Ultra (16 CDB) (Footnote 2) 41 * 42 * Single Channel Products: 43 * ABP940 - Bus-Master PCI (240 CDB) 44 * ABP940U - Bus-Master PCI Ultra (240 CDB) 45 * ABP970 - Bus-Master PCI MAC/PC (240 CDB) 46 * ABP970U - Bus-Master PCI MAC/PC Ultra (240 CDB) 47 * 48 * Multi Channel Products: 49 * ABP950 - Dual Channel Bus-Master PCI (240 CDB Per Channel) 50 * ABP980 - Four Channel Bus-Master PCI (240 CDB Per Channel) 51 * ABP980U - Four Channel Bus-Master PCI Ultra (240 CDB Per Channel) 52 * 53 * Footnotes: 54 * 1. This board has been sold by SIIG as the Fast SCSI Pro PCI. 55 * 2. This board has been sold by Iomega as a Jaz Jet PCI adapter. 56 */ 57 58 #include <sys/param.h> 59 #include <sys/systm.h> 60 #include <sys/queue.h> 61 #include <sys/device.h> 62 63 #include <machine/bus.h> 64 #include <machine/intr.h> 65 66 #include <scsi/scsi_all.h> 67 #include <scsi/scsiconf.h> 68 69 #include <dev/pci/pcireg.h> 70 #include <dev/pci/pcivar.h> 71 #include <dev/pci/pcidevs.h> 72 73 #include <dev/ic/adv.h> 74 #include <dev/ic/advlib.h> 75 76 /******************************************************************************/ 77 78 #define PCI_CBIO 0x10 79 80 /******************************************************************************/ 81 82 int adv_pci_match(struct device *, void *, void *); 83 void adv_pci_attach(struct device *, struct device *, void *); 84 85 const struct cfattach adv_pci_ca = 86 { 87 sizeof(ASC_SOFTC), adv_pci_match, adv_pci_attach 88 }; 89 90 const struct pci_matchid adv_pci_devices[] = { 91 { PCI_VENDOR_ADVSYS, PCI_PRODUCT_ADVSYS_1200A }, 92 { PCI_VENDOR_ADVSYS, PCI_PRODUCT_ADVSYS_1200B }, 93 { PCI_VENDOR_ADVSYS, PCI_PRODUCT_ADVSYS_ULTRA }, 94 }; 95 96 /******************************************************************************/ 97 /* 98 * Check the slots looking for a board we recognise 99 * If we find one, note its address (slot) and call 100 * the actual probe routine to check it out. 101 */ 102 int 103 adv_pci_match(struct device *parent, void *match, void *aux) 104 { 105 return (pci_matchbyid((struct pci_attach_args *)aux, adv_pci_devices, 106 nitems(adv_pci_devices))); 107 } 108 109 110 void 111 adv_pci_attach(struct device *parent, struct device *self, void *aux) 112 { 113 struct pci_attach_args *pa = aux; 114 ASC_SOFTC *sc = (void *) self; 115 bus_space_handle_t ioh; 116 bus_size_t advsize; 117 pci_intr_handle_t ih; 118 pci_chipset_tag_t pc = pa->pa_pc; 119 const char *intrstr; 120 int retval; 121 122 sc->sc_flags = 0x0; 123 124 /* 125 * Latency timer settings. 126 */ 127 { 128 u_int32_t bhlcr; 129 130 bhlcr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_BHLC_REG); 131 132 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_1200A || 133 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_1200B) { 134 bhlcr &= 0xFFFF00FFul; 135 pci_conf_write(pa->pa_pc, pa->pa_tag, 136 PCI_BHLC_REG, bhlcr); 137 } else if ((PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_ULTRA) && 138 (PCI_LATTIMER(bhlcr) < 0x20)) { 139 bhlcr &= 0xFFFF00FFul; 140 bhlcr |= 0x00002000ul; 141 pci_conf_write(pa->pa_pc, pa->pa_tag, 142 PCI_BHLC_REG, bhlcr); 143 } 144 } 145 146 147 /* 148 * Map Device Registers for I/O 149 */ 150 retval = pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 151 &sc->sc_iot, &ioh, NULL, &advsize, 0); 152 if (retval) { 153 printf(": unable to map device registers\n"); 154 return; 155 } 156 sc->sc_ioh = ioh; 157 sc->sc_dmat = pa->pa_dmat; 158 sc->pci_device_id = pa->pa_id; 159 sc->bus_type = ASC_IS_PCI; 160 161 /* 162 * Initialize the board 163 */ 164 if (adv_init(sc)) { 165 printf(": adv_init failed\n"); 166 bus_space_unmap(sc->sc_iot, ioh, advsize); 167 return; 168 } 169 170 /* 171 * Map Interrupt line 172 */ 173 if (pci_intr_map(pa, &ih)) { 174 printf(": couldn't map interrupt\n"); 175 bus_space_unmap(sc->sc_iot, ioh, advsize); 176 return; 177 } 178 intrstr = pci_intr_string(pc, ih); 179 180 /* 181 * Establish Interrupt handler 182 */ 183 sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, adv_intr, sc, 184 sc->sc_dev.dv_xname); 185 if (sc->sc_ih == NULL) { 186 printf(": couldn't establish interrupt"); 187 if (intrstr != NULL) 188 printf(" at %s", intrstr); 189 printf("\n"); 190 bus_space_unmap(sc->sc_iot, ioh, advsize); 191 return; 192 } 193 printf(": %s\n", intrstr); 194 195 /* 196 * Attach all the sub-devices we can find 197 */ 198 adv_attach(sc); 199 } 200 /******************************************************************************/ 201