1 /* $OpenBSD: trm_pci.c,v 1.10 2020/07/20 14:41:14 krw Exp $ 2 * ------------------------------------------------------------ 3 * O.S : OpenBSD 4 * FILE NAME : trm_pci.c 5 * BY : Erich Chen (erich@tekram.com.tw) 6 * Description: Device Driver for Tekram DC395U/UW/F,DC315/U 7 * PCI SCSI Bus Master Host Adapter 8 * (SCSI chip set used Tekram ASIC TRM-S1040) 9 * (C)Copyright 1995-1999 Tekram Technology Co., Ltd. 10 * (C)Copyright 2001-2002 Ashley R. Martens and Kenneth R. Westerback 11 * ------------------------------------------------------------ 12 * HISTORY: 13 * 14 * REV# DATE NAME DESCRIPTION 15 * 1.00 05/01/99 ERICH CHEN First released for NetBSD 1.4.x 16 * 1.01 00/00/00 MARTIN AKESSON Port to OpenBSD 2.8 17 * 1.02 Sep 19, 2001 ASHLEY MARTENS Cleanup and formatting 18 * ------------------------------------------------------------ 19 * 20 * Redistribution and use in source and binary forms, with or without 21 * modification, are permitted provided that the following conditions 22 * are met: 23 * 1. Redistributions of source code must retain the above copyright 24 * notice, this list of conditions and the following disclaimer. 25 * 2. Redistributions in binary form must reproduce the above copyright 26 * notice, this list of conditions and the following disclaimer in the 27 * documentation and/or other materials provided with the distribution. 28 * 3. The name of the author may not be used to endorse or promote products 29 * derived from this software without specific prior written permission. 30 * 31 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 32 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 33 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 34 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 35 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 36 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 37 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 38 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 39 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 40 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 41 * 42 * ------------------------------------------------------------ 43 */ 44 45 #include <sys/param.h> 46 #include <sys/systm.h> 47 #include <sys/device.h> 48 49 #include <dev/pci/pcidevs.h> 50 #include <dev/pci/pcivar.h> 51 52 #include <scsi/scsi_all.h> 53 #include <scsi/scsiconf.h> 54 55 #include <dev/ic/trm.h> 56 57 int trm_pci_probe (struct device *, void *, void *); 58 void trm_pci_attach (struct device *, struct device *, void *); 59 60 struct cfattach trm_pci_ca = { 61 sizeof(struct trm_softc), 62 trm_pci_probe, 63 trm_pci_attach, 64 NULL, /* Detach */ 65 NULL, /* Activate */ 66 }; 67 68 struct cfdriver trm_cd = { 69 NULL, "trm", DV_DULL 70 }; 71 72 struct scsi_adapter trm_switch = { 73 trm_scsi_cmd, NULL, NULL, NULL, NULL 74 }; 75 76 77 /* 78 * ------------------------------------------------------------ 79 * Function : trm_pci_probe 80 * Purpose : Check the slots looking for a board we recognize. 81 * If we find one, note ti's address (slot) and call 82 * the actual probe routine to check it out. 83 * Inputs : 84 * ------------------------------------------------------------ 85 */ 86 int 87 trm_pci_probe(struct device *parent, void *match, void *aux) 88 { 89 struct pci_attach_args *pa = aux; 90 91 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_TEKRAM2) { 92 switch (PCI_PRODUCT(pa->pa_id)) { 93 case PCI_PRODUCT_TEKRAM2_DC3X5U: 94 return 1; 95 } 96 } 97 return 0; 98 } 99 100 /* 101 * ------------------------------------------------------------ 102 * Function : trm_pci_attach 103 * Purpose : 104 * Inputs : 105 * ------------------------------------------------------------ 106 */ 107 void 108 trm_pci_attach(struct device *parent, struct device *self, void *aux) 109 { 110 struct pci_attach_args *pa = aux; 111 struct scsibus_attach_args saa; 112 bus_space_handle_t ioh;/* bus space handle */ 113 pci_intr_handle_t ih; 114 struct trm_softc *sc = (void *)self; 115 bus_space_tag_t iot; /* bus space tag */ 116 const char *intrstr; 117 int unit; 118 119 unit = sc->sc_device.dv_unit; 120 121 if (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT_TEKRAM2_DC3X5U) 122 return; 123 124 /* 125 * mask for get correct base address of pci IO port 126 */ 127 if (pci_mapreg_map(pa, PCI_MAPREG_START, PCI_MAPREG_TYPE_IO, 0, 128 &iot, &ioh, NULL, NULL, 0) != 0) { 129 printf("%s: unable to map registers\n", sc->sc_device.dv_xname); 130 return; 131 } 132 133 /* 134 * test checksum of eeprom & initial "ACB" adapter control block 135 */ 136 sc->sc_iotag = iot; 137 sc->sc_iohandle = ioh; 138 sc->sc_dmatag = pa->pa_dmat; 139 140 if (trm_init(sc, unit) != 0) { 141 printf("%s: trm_init failed", sc->sc_device.dv_xname); 142 return; 143 } 144 145 /* 146 * Map and establish interrupt 147 */ 148 if (pci_intr_map(pa, &ih)) { 149 printf("%s: couldn't map interrupt\n", sc->sc_device.dv_xname); 150 return; 151 } 152 intrstr = pci_intr_string(pa->pa_pc, ih); 153 154 if (pci_intr_establish(pa->pa_pc, ih, IPL_BIO, trm_Interrupt, sc, 155 sc->sc_device.dv_xname) == NULL) { 156 printf("\n%s: couldn't establish interrupt", sc->sc_device.dv_xname); 157 if (intrstr != NULL) 158 printf(" at %s", intrstr); 159 printf("\n"); 160 } else { 161 if (intrstr != NULL) 162 printf(": %s\n", intrstr); 163 164 saa.saa_adapter_softc = sc; 165 saa.saa_adapter_target = sc->sc_AdaptSCSIID; 166 saa.saa_adapter = &trm_switch; 167 saa.saa_adapter_buswidth = ((sc->sc_config & HCC_WIDE_CARD) == 0) ? 8:16; 168 saa.saa_luns = 8; 169 saa.saa_openings = 30; /* So TagMask (32 bit integer) always has space */ 170 saa.saa_pool = &sc->sc_iopool; 171 saa.saa_quirks = saa.saa_flags = 0; 172 saa.saa_wwpn = saa.saa_wwnn = 0; 173 174 config_found(&sc->sc_device, &saa, scsiprint); 175 } 176 } 177