1 /* $OpenBSD: adv_pci.c,v 1.4 1998/11/17 07:55:46 downsj 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 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the NetBSD 20 * Foundation, Inc. and its contributors. 21 * 4. Neither the name of The NetBSD Foundation nor the names of its 22 * contributors may be used to endorse or promote products derived 23 * from this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 /* 38 * Device probe and attach routines for the following 39 * Advanced Systems Inc. SCSI controllers: 40 * 41 * Connectivity Products: 42 * ABP920 - Bus-Master PCI (16 CDB) 43 * ABP930 - Bus-Master PCI (16 CDB) (Footnote 1) 44 * ABP930U - Bus-Master PCI Ultra (16 CDB) 45 * ABP930UA - Bus-Master PCI Ultra (16 CDB) 46 * ABP960 - Bus-Master PCI MAC/PC (16 CDB) (Footnote 2) 47 * ABP960U - Bus-Master PCI MAC/PC Ultra (16 CDB) (Footnote 2) 48 * 49 * Single Channel Products: 50 * ABP940 - Bus-Master PCI (240 CDB) 51 * ABP940U - Bus-Master PCI Ultra (240 CDB) 52 * ABP970 - Bus-Master PCI MAC/PC (240 CDB) 53 * ABP970U - Bus-Master PCI MAC/PC Ultra (240 CDB) 54 * 55 * Multi Channel Products: 56 * ABP950 - Dual Channel Bus-Master PCI (240 CDB Per Channel) 57 * ABP980 - Four Channel Bus-Master PCI (240 CDB Per Channel) 58 * ABP980U - Four Channel Bus-Master PCI Ultra (240 CDB Per Channel) 59 * 60 * Footnotes: 61 * 1. This board has been sold by SIIG as the Fast SCSI Pro PCI. 62 * 2. This board has been sold by Iomega as a Jaz Jet PCI adapter. 63 */ 64 65 #include <sys/types.h> 66 #include <sys/param.h> 67 #include <sys/systm.h> 68 #include <sys/malloc.h> 69 #include <sys/kernel.h> 70 #include <sys/queue.h> 71 #include <sys/device.h> 72 73 #include <machine/bus.h> 74 #include <machine/intr.h> 75 76 #include <scsi/scsi_all.h> 77 #include <scsi/scsiconf.h> 78 79 #include <dev/pci/pcireg.h> 80 #include <dev/pci/pcivar.h> 81 #include <dev/pci/pcidevs.h> 82 83 #include <dev/ic/adv.h> 84 #include <dev/ic/advlib.h> 85 86 /******************************************************************************/ 87 88 #define PCI_CBIO 0x10 89 90 /******************************************************************************/ 91 92 int adv_pci_match __P((struct device *, void *, void *)); 93 void adv_pci_attach __P((struct device *, struct device *, void *)); 94 95 struct cfattach adv_pci_ca = 96 { 97 sizeof(ASC_SOFTC), adv_pci_match, adv_pci_attach 98 }; 99 100 /******************************************************************************/ 101 /* 102 * Check the slots looking for a board we recognise 103 * If we find one, note it's address (slot) and call 104 * the actual probe routine to check it out. 105 */ 106 int 107 adv_pci_match(parent, match, aux) 108 struct device *parent; 109 void *match, *aux; 110 { 111 struct pci_attach_args *pa = aux; 112 113 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ADVSYS) 114 switch (PCI_PRODUCT(pa->pa_id)) { 115 case PCI_PRODUCT_ADVSYS_1200A: 116 case PCI_PRODUCT_ADVSYS_1200B: 117 case PCI_PRODUCT_ADVSYS_ULTRA: 118 return (1); 119 } 120 121 return 0; 122 } 123 124 125 void 126 adv_pci_attach(parent, self, aux) 127 struct device *parent, *self; 128 void *aux; 129 { 130 struct pci_attach_args *pa = aux; 131 ASC_SOFTC *sc = (void *) self; 132 bus_space_handle_t ioh; 133 bus_addr_t advbase; 134 bus_size_t advsize; 135 pci_intr_handle_t ih; 136 pci_chipset_tag_t pc = pa->pa_pc; 137 const char *intrstr; 138 int retval; 139 140 sc->sc_flags = 0x0; 141 142 /* 143 * Latency timer settings. 144 */ 145 { 146 u_int32_t bhlcr; 147 148 bhlcr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_BHLC_REG); 149 150 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_1200A || 151 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_1200B) { 152 bhlcr &= 0xFFFF00FFul; 153 pci_conf_write(pa->pa_pc, pa->pa_tag, 154 PCI_BHLC_REG, bhlcr); 155 } else if ((PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_ULTRA) && 156 (PCI_LATTIMER(bhlcr) < 0x20)) { 157 bhlcr &= 0xFFFF00FFul; 158 bhlcr |= 0x00002000ul; 159 pci_conf_write(pa->pa_pc, pa->pa_tag, 160 PCI_BHLC_REG, bhlcr); 161 } 162 } 163 164 165 /* 166 * Map Device Registers for I/O 167 */ 168 retval = pci_io_find(pc, pa->pa_tag, PCI_CBIO, &advbase, &advsize); 169 if (retval == 0) 170 retval = bus_space_map(pa->pa_iot, advbase, advsize, 0, &ioh); 171 if (retval) { 172 printf("\n%s: unable to map device registers\n", 173 sc->sc_dev.dv_xname); 174 return; 175 } 176 sc->sc_iot = pa->pa_iot; 177 sc->sc_ioh = ioh; 178 sc->sc_dmat = pa->pa_dmat; 179 sc->pci_device_id = pa->pa_id; 180 sc->bus_type = ASC_IS_PCI; 181 182 /* 183 * Initialize the board 184 */ 185 if (adv_init(sc)) 186 panic("adv_pci_attach: adv_init failed"); 187 188 /* 189 * Map Interrupt line 190 */ 191 if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, 192 pa->pa_intrline, &ih)) { 193 printf("\n%s: couldn't map interrupt\n", sc->sc_dev.dv_xname); 194 return; 195 } 196 intrstr = pci_intr_string(pc, ih); 197 198 /* 199 * Establish Interrupt handler 200 */ 201 sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, adv_intr, sc, 202 sc->sc_dev.dv_xname); 203 if (sc->sc_ih == NULL) { 204 printf("\n%s: couldn't establish interrupt", 205 sc->sc_dev.dv_xname); 206 if (intrstr != NULL) 207 printf(" at %s", intrstr); 208 printf("\n"); 209 return; 210 } 211 printf(": %s\n", intrstr); 212 213 /* 214 * Attach all the sub-devices we can find 215 */ 216 adv_attach(sc); 217 } 218 /******************************************************************************/ 219