/* $OpenBSD: trm_pci.c,v 1.4 2006/11/28 23:59:45 dlg Exp $ * ------------------------------------------------------------ * O.S : OpenBSD * FILE NAME : trm_pci.c * BY : Erich Chen (erich@tekram.com.tw) * Description: Device Driver for Tekram DC395U/UW/F,DC315/U * PCI SCSI Bus Master Host Adapter * (SCSI chip set used Tekram ASIC TRM-S1040) * (C)Copyright 1995-1999 Tekram Technology Co., Ltd. * (C)Copyright 2001-2002 Ashley R. Martens and Kenneth R. Westerback * ------------------------------------------------------------ * HISTORY: * * REV# DATE NAME DESCRIPTION * 1.00 05/01/99 ERICH CHEN First released for NetBSD 1.4.x * 1.01 00/00/00 MARTIN AKESSON Port to OpenBSD 2.8 * 1.02 Sep 19, 2001 ASHLEY MARTENS Cleanup and formatting * ------------------------------------------------------------ * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * ------------------------------------------------------------ */ #include <sys/param.h> #include <sys/systm.h> #include <sys/device.h> #include <dev/pci/pcidevs.h> #include <dev/pci/pcivar.h> #include <scsi/scsi_all.h> #include <scsi/scsiconf.h> #include <dev/ic/trm.h> int trm_pci_probe (struct device *, void *, void *); void trm_pci_attach (struct device *, struct device *, void *); struct cfattach trm_pci_ca = { sizeof(struct trm_softc), trm_pci_probe, trm_pci_attach, NULL, /* Detach */ NULL, /* Activate */ }; /* * ------------------------------------------------------------ * Function : trm_pci_probe * Purpose : Check the slots looking for a board we recognize. * If we find one, note ti's address (slot) and call * the actual probe routine to check it out. * Inputs : * ------------------------------------------------------------ */ int trm_pci_probe(struct device *parent, void *match, void *aux) { struct pci_attach_args *pa = aux; if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_TEKRAM2) { switch (PCI_PRODUCT(pa->pa_id)) { case PCI_PRODUCT_TEKRAM2_DC3X5U: return 1; } } return 0; } /* * ------------------------------------------------------------ * Function : trm_pci_attach * Purpose : * Inputs : * ------------------------------------------------------------ */ void trm_pci_attach(struct device *parent, struct device *self, void *aux) { struct pci_attach_args *pa = aux; struct scsibus_attach_args saa; bus_space_handle_t ioh;/* bus space handle */ pci_intr_handle_t ih; struct trm_softc *sc = (void *)self; bus_space_tag_t iot; /* bus space tag */ const char *intrstr; int unit; unit = sc->sc_device.dv_unit; if (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT_TEKRAM2_DC3X5U) return; /* * mask for get correct base address of pci IO port */ if (pci_mapreg_map(pa, PCI_MAPREG_START, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh, NULL, NULL, 0) != 0) { printf("%s: unable to map registers\n", sc->sc_device.dv_xname); return; } /* * test checksum of eeprom & initial "ACB" adapter control block */ sc->sc_iotag = iot; sc->sc_iohandle = ioh; sc->sc_dmatag = pa->pa_dmat; if (trm_init(sc, unit) != 0) { printf("%s: trm_init failed", sc->sc_device.dv_xname); return; } /* * Map and establish interrupt */ if (pci_intr_map(pa, &ih)) { printf("%s: couldn't map interrupt\n", sc->sc_device.dv_xname); return; } intrstr = pci_intr_string(pa->pa_pc, ih); if (pci_intr_establish(pa->pa_pc, ih, IPL_BIO, trm_Interrupt, sc, sc->sc_device.dv_xname) == NULL) { printf("\n%s: couldn't establish interrupt", sc->sc_device.dv_xname); if (intrstr != NULL) printf(" at %s", intrstr); printf("\n"); } else { if (intrstr != NULL) printf(": %s\n", intrstr); bzero(&saa, sizeof(saa)); saa.saa_sc_link = &sc->sc_link; /* Tell SCSI layer about our SCSI bus */ config_found(&sc->sc_device, &saa, scsiprint); } }