/* $OpenBSD: bha_pci.c,v 1.4 2002/11/19 23:57:29 jason Exp $ */ /* $NetBSD: bha_pci.c,v 1.16 1998/08/15 10:10:53 mycroft Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Charles M. Hannum. * * 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. */ #include <sys/types.h> #include <sys/param.h> #include <sys/systm.h> #include <sys/device.h> #include <machine/bus.h> #include <machine/intr.h> #include <scsi/scsi_all.h> #include <scsi/scsiconf.h> #include <dev/pci/pcivar.h> #include <dev/pci/pcidevs.h> #include <dev/ic/bhareg.h> #include <dev/ic/bhavar.h> #define PCI_CBIO 0x10 int bha_pci_match(struct device *, void *, void *); void bha_pci_attach(struct device *, struct device *, void *); struct cfattach bha_pci_ca = { sizeof(struct bha_softc), bha_pci_match, bha_pci_attach }; const struct pci_matchid bha_pci_devices[] = { { PCI_VENDOR_BUSLOGIC, PCI_PRODUCT_BUSLOGIC_MULTIMASTER_NC }, { PCI_VENDOR_BUSLOGIC, PCI_PRODUCT_BUSLOGIC_MULTIMASTER }, }; /* * 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. */ int bha_pci_match(parent, match, aux) struct device *parent; void *match, *aux; { struct pci_attach_args *pa = aux; bus_space_tag_t iot; bus_space_handle_t ioh; bus_size_t iosize; int rv; if (pci_matchbyid(pa, bha_pci_devices, sizeof(bha_pci_devices)/sizeof(bha_pci_devices[0])) == 0) return (0); if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh, NULL, &iosize, 0)) return (0); rv = bha_find(iot, ioh, NULL); bus_space_unmap(iot, ioh, iosize); return (rv); } /* * Attach all the sub-devices we can find */ void bha_pci_attach(parent, self, aux) struct device *parent, *self; void *aux; { struct pci_attach_args *pa = aux; struct bha_softc *sc = (void *)self; bus_space_tag_t iot; bus_space_handle_t ioh; bus_size_t iosize; struct bha_probe_data bpd; pci_chipset_tag_t pc = pa->pa_pc; pci_intr_handle_t ih; pcireg_t csr; const char *model, *intrstr; if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BUSLOGIC_MULTIMASTER_NC) model = "BusLogic 9xxC SCSI"; else if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BUSLOGIC_MULTIMASTER) model = "BusLogic 9xxC SCSI"; else model = "unknown model!"; if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh, NULL, &iosize, 0)) { printf(": unable to map I/O space\n"); return; } sc->sc_iot = iot; sc->sc_ioh = ioh; sc->sc_dmat = pa->pa_dmat; if (!bha_find(iot, ioh, &bpd)) { printf(": bha_find failed\n"); bus_space_unmap(iot, ioh, iosize); return; } sc->sc_dmaflags = 0; csr = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, csr | PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_IO_ENABLE); if (pci_intr_map(pa, &ih)) { printf(": couldn't map interrupt\n"); bus_space_unmap(iot, ioh, iosize); return; } intrstr = pci_intr_string(pc, ih); sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, bha_intr, sc, sc->sc_dev.dv_xname); if (sc->sc_ih == NULL) { printf(": couldn't establish interrupt"); if (intrstr != NULL) printf(" at %s", intrstr); printf("\n"); bus_space_unmap(iot, ioh, iosize); return; } printf(": %s, %s\n", intrstr, model); bha_attach(sc, &bpd); bha_disable_isacompat(sc); }