1 /* $OpenBSD: adv_pci.c,v 1.10 2008/06/26 05:42:17 ray 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/types.h> 59 #include <sys/param.h> 60 #include <sys/systm.h> 61 #include <sys/malloc.h> 62 #include <sys/kernel.h> 63 #include <sys/queue.h> 64 #include <sys/device.h> 65 66 #include <machine/bus.h> 67 #include <machine/intr.h> 68 69 #include <scsi/scsi_all.h> 70 #include <scsi/scsiconf.h> 71 72 #include <dev/pci/pcireg.h> 73 #include <dev/pci/pcivar.h> 74 #include <dev/pci/pcidevs.h> 75 76 #include <dev/ic/adv.h> 77 #include <dev/ic/advlib.h> 78 79 /******************************************************************************/ 80 81 #define PCI_CBIO 0x10 82 83 /******************************************************************************/ 84 85 int adv_pci_match(struct device *, void *, void *); 86 void adv_pci_attach(struct device *, struct device *, void *); 87 88 struct cfattach adv_pci_ca = 89 { 90 sizeof(ASC_SOFTC), adv_pci_match, adv_pci_attach 91 }; 92 93 const struct pci_matchid adv_pci_devices[] = { 94 { PCI_VENDOR_ADVSYS, PCI_PRODUCT_ADVSYS_1200A }, 95 { PCI_VENDOR_ADVSYS, PCI_PRODUCT_ADVSYS_1200B }, 96 { PCI_VENDOR_ADVSYS, PCI_PRODUCT_ADVSYS_ULTRA }, 97 }; 98 99 /******************************************************************************/ 100 /* 101 * Check the slots looking for a board we recognise 102 * If we find one, note its address (slot) and call 103 * the actual probe routine to check it out. 104 */ 105 int 106 adv_pci_match(parent, match, aux) 107 struct device *parent; 108 void *match, *aux; 109 { 110 return (pci_matchbyid((struct pci_attach_args *)aux, adv_pci_devices, 111 sizeof(adv_pci_devices)/sizeof(adv_pci_devices[0]))); 112 } 113 114 115 void 116 adv_pci_attach(parent, self, aux) 117 struct device *parent, *self; 118 void *aux; 119 { 120 struct pci_attach_args *pa = aux; 121 ASC_SOFTC *sc = (void *) self; 122 bus_space_handle_t ioh; 123 bus_size_t advsize; 124 pci_intr_handle_t ih; 125 pci_chipset_tag_t pc = pa->pa_pc; 126 const char *intrstr; 127 int retval; 128 129 sc->sc_flags = 0x0; 130 131 /* 132 * Latency timer settings. 133 */ 134 { 135 u_int32_t bhlcr; 136 137 bhlcr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_BHLC_REG); 138 139 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_1200A || 140 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_1200B) { 141 bhlcr &= 0xFFFF00FFul; 142 pci_conf_write(pa->pa_pc, pa->pa_tag, 143 PCI_BHLC_REG, bhlcr); 144 } else if ((PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_ULTRA) && 145 (PCI_LATTIMER(bhlcr) < 0x20)) { 146 bhlcr &= 0xFFFF00FFul; 147 bhlcr |= 0x00002000ul; 148 pci_conf_write(pa->pa_pc, pa->pa_tag, 149 PCI_BHLC_REG, bhlcr); 150 } 151 } 152 153 154 /* 155 * Map Device Registers for I/O 156 */ 157 retval = pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 158 &sc->sc_iot, &ioh, NULL, &advsize, 0); 159 if (retval) { 160 printf(": unable to map device registers\n"); 161 return; 162 } 163 sc->sc_ioh = ioh; 164 sc->sc_dmat = pa->pa_dmat; 165 sc->pci_device_id = pa->pa_id; 166 sc->bus_type = ASC_IS_PCI; 167 168 /* 169 * Initialize the board 170 */ 171 if (adv_init(sc)) { 172 printf(": adv_init failed\n"); 173 bus_space_unmap(sc->sc_iot, ioh, advsize); 174 return; 175 } 176 177 /* 178 * Map Interrupt line 179 */ 180 if (pci_intr_map(pa, &ih)) { 181 printf(": couldn't map interrupt\n"); 182 bus_space_unmap(sc->sc_iot, ioh, advsize); 183 return; 184 } 185 intrstr = pci_intr_string(pc, ih); 186 187 /* 188 * Establish Interrupt handler 189 */ 190 sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, adv_intr, sc, 191 sc->sc_dev.dv_xname); 192 if (sc->sc_ih == NULL) { 193 printf(": couldn't establish interrupt"); 194 if (intrstr != NULL) 195 printf(" at %s", intrstr); 196 printf("\n"); 197 bus_space_unmap(sc->sc_iot, ioh, advsize); 198 return; 199 } 200 printf(": %s\n", intrstr); 201 202 /* 203 * Attach all the sub-devices we can find 204 */ 205 adv_attach(sc); 206 } 207 /******************************************************************************/ 208