/* $OpenBSD: adw_pci.c,v 1.6 2000/06/28 23:49:31 krw Exp $ */ /* $NetBSD: adw_pci.c,v 1.7 2000/05/26 15:13:46 dante Exp $ */ /* * Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc. * All rights reserved. * * Author: Baldassare Dante Profeta * * 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 FOUNDATION OR CONTRIBUTORS * 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. */ /* * Device probe and attach routines for the following * Advanced Systems Inc. SCSI controllers: * * ABP-940UW - Bus-Master PCI Ultra-Wide (253 CDB) * ABP-940UW (68) - Bus-Master PCI Ultra-Wide (253 CDB) * ABP-940UWD - Bus-Master PCI Ultra-Wide (253 CDB) * ABP-970UW - Bus-Master PCI Ultra-Wide (253 CDB) * ASB-3940UW - Bus-Master PCI Ultra-Wide (253 CDB) * ASB-3940U2W-00 - Bus-Master PCI Ultra2-Wide (253 CDB) * ASB-3940U3W-00 - Bus-Master PCI Ultra3-Wide (253 CDB) */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /******************************************************************************/ #define PCI_BASEADR_IO 0x10 /******************************************************************************/ static int adw_pci_match __P((struct device *, void *, void *)); static void adw_pci_attach __P((struct device *, struct device *, void *)); struct cfattach adw_pci_ca = { sizeof(ADW_SOFTC), adw_pci_match, adw_pci_attach }; /******************************************************************************/ /* * Check the slots looking for a board we recognise * If we find one, note it's address (slot) and call * the actual probe routine to check it out. */ static int adw_pci_match(parent, match, aux) struct device *parent; void *match; void *aux; { struct pci_attach_args *pa = aux; if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ADVSYS) switch (PCI_PRODUCT(pa->pa_id)) { case PCI_PRODUCT_ADVSYS_WIDE: case PCI_PRODUCT_ADVSYS_U2W: case PCI_PRODUCT_ADVSYS_U3W: return (1); } return 0; } static void adw_pci_attach(parent, self, aux) struct device *parent, *self; void *aux; { struct pci_attach_args *pa = aux; ADW_SOFTC *sc = (void *) self; bus_space_tag_t iot; bus_space_handle_t ioh; pci_intr_handle_t ih; pci_chipset_tag_t pc = pa->pa_pc; u_int32_t command; const char *intrstr; /* * Set chip type */ switch (PCI_PRODUCT(pa->pa_id)) { case PCI_PRODUCT_ADVSYS_WIDE: sc->chip_type = ADW_CHIP_ASC3550; break; case PCI_PRODUCT_ADVSYS_U2W: sc->chip_type = ADW_CHIP_ASC38C0800; break; case PCI_PRODUCT_ADVSYS_U3W: sc->chip_type = ADW_CHIP_ASC38C1600; break; default: printf("\n%s: unknown model: %d\n", sc->sc_dev.dv_xname, PCI_PRODUCT(pa->pa_id)); return; } /* * Make sure IO/MEM/MASTER are enabled */ command = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); command |= PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE | PCI_COMMAND_MASTER_ENABLE; pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command); if ( (command & PCI_COMMAND_PARITY_ENABLE) == 0) { sc->cfg.control_flag |= CONTROL_FLAG_IGNORE_PERR; } /* * Map Device Registers for I/O */ if (pci_mapreg_map(pa, PCI_BASEADR_IO, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh, NULL, NULL)) { printf("\n%s: unable to map device registers\n", sc->sc_dev.dv_xname); return; } sc->sc_iot = iot; sc->sc_ioh = ioh; sc->sc_dmat = pa->pa_dmat; /* * Initialize the board */ if (adw_init(sc)) { printf("%s: adw_init failed", sc->sc_dev.dv_xname); return; } /* * Map Interrupt line */ if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, pa->pa_intrline, &ih)) { printf("\n%s: couldn't map interrupt\n", sc->sc_dev.dv_xname); return; } intrstr = pci_intr_string(pc, ih); /* * Establish Interrupt handler */ sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, adw_intr, sc, sc->sc_dev.dv_xname); if (sc->sc_ih == NULL) { printf("\n%s: couldn't establish interrupt", sc->sc_dev.dv_xname); if (intrstr != NULL) printf(" at %s", intrstr); printf("\n"); return; } printf(": %s\n", intrstr); /* * Attach all the sub-devices we can find */ adw_attach(sc); } /******************************************************************************/