87 lines
2.8 KiB
C
87 lines
2.8 KiB
C
/* $NetBSD: esiop_pci.c,v 1.18 2010/11/13 13:52:05 uebayasi Exp $ */
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/*
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* Copyright (c) 2002 Manuel Bouyer.
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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 AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* SYM53c8xx PCI-SCSI I/O Processors driver: PCI front-end */
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: esiop_pci.c,v 1.18 2010/11/13 13:52:05 uebayasi Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <sys/kernel.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/scsipi/scsipi_all.h>
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#include <dev/scsipi/scsipiconf.h>
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#include <dev/ic/siopvar_common.h>
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#include <dev/pci/siop_pci_common.h>
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#include <dev/ic/esiopvar.h>
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struct esiop_pci_softc {
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struct esiop_softc esiop;
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struct siop_pci_common_softc esiop_pci;
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};
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static int
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esiop_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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const struct siop_product_desc *pp;
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/* look if it's a known product */
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pp = siop_lookup_product(pa->pa_id, PCI_REVISION(pa->pa_class));
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if (pp == NULL)
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return 0;
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/* we need 10 scratch registers and load/store */
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if ((pp->features & SF_CHIP_10REGS) == 0)
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return 0;
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if ((pp->features & SF_CHIP_LS) == 0)
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return 0;
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return 2;
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}
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static void
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esiop_pci_attach(device_t parent, device_t self, void *aux)
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{
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struct pci_attach_args *pa = aux;
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struct esiop_pci_softc *sc = device_private(self);
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sc->esiop.sc_c.sc_dev = self;
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if (siop_pci_attach_common(&sc->esiop_pci, &sc->esiop.sc_c,
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pa, esiop_intr) == 0)
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return;
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esiop_attach(&sc->esiop);
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}
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CFATTACH_DECL_NEW(esiop_pci, sizeof(struct esiop_pci_softc),
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esiop_pci_match, esiop_pci_attach, NULL, NULL);
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