125 lines
3.6 KiB
C
125 lines
3.6 KiB
C
/* $NetBSD: nca_pci.c,v 1.2 2012/01/30 19:41:22 drochner Exp $ */
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/*
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* Copyright (c) 2010 Jonathan A. Kollasch
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* PCI attachment for 5380-compatible Domex 536 SCSI controller,
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* found on Domex DMX-3191D.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: nca_pci.c,v 1.2 2012/01/30 19:41:22 drochner Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/device.h>
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#include <sys/buf.h>
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#include <sys/bus.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcidevs.h>
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#include <dev/scsipi/scsi_all.h>
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#include <dev/scsipi/scsipi_all.h>
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#include <dev/scsipi/scsiconf.h>
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#include <dev/ic/ncr5380reg.h>
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#include <dev/ic/ncr5380var.h>
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static int nca_pci_match(device_t, cfdata_t, void *);
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static void nca_pci_attach(device_t, device_t, void *);
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CFATTACH_DECL_NEW(nca_pci, sizeof(struct ncr5380_softc),
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nca_pci_match, nca_pci_attach, NULL, NULL);
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static int
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nca_pci_match(device_t parent, cfdata_t match, void *aux)
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{
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struct pci_attach_args *pa = aux;
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if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_DOMEX &&
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PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_DOMEX_PCISCSI)
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return 1;
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return 0;
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}
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static void
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nca_pci_attach(device_t parent, device_t self, void *aux)
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{
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struct ncr5380_softc *sc = device_private(self);
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struct pci_attach_args *pa = aux;
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sc->sc_dev = self;
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pci_aprint_devinfo(pa, "SCSI controller");
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if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0,
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&sc->sc_regt, &sc->sc_regh, NULL, NULL)) {
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aprint_error_dev(self, "could not map IO space\n");
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return;
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}
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/* The Domex 536 seems to be driven by polling,
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* don't bother mapping an interrupt handler.
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*/
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sc->sc_rev = NCR_VARIANT_CXD1180;
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sc->sci_r0 = 0;
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sc->sci_r1 = 1;
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sc->sci_r2 = 2;
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sc->sci_r3 = 3;
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sc->sci_r4 = 4;
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sc->sci_r5 = 5;
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sc->sci_r6 = 6;
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sc->sci_r7 = 7;
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sc->sc_pio_out = ncr5380_pio_out;
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sc->sc_pio_in = ncr5380_pio_in;
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sc->sc_dma_alloc = NULL;
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sc->sc_dma_free = NULL;
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sc->sc_dma_setup = NULL;
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sc->sc_dma_start = NULL;
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sc->sc_dma_poll = NULL;
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sc->sc_dma_eop = NULL;
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sc->sc_dma_stop = NULL;
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sc->sc_intr_on = NULL;
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sc->sc_intr_off = NULL;
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sc->sc_flags |= NCR5380_FORCE_POLLING;
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sc->sc_min_dma_len = 0;
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sc->sc_adapter.adapt_request = ncr5380_scsipi_request;
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sc->sc_adapter.adapt_minphys = minphys;
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sc->sc_channel.chan_id = 7;
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ncr5380_attach(sc);
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}
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