FreeBSD/Linux Kernel Cross Reference
sys/dev/pci/esiop_pci.c

     /*      $NetBSD: esiop_pci.c,v 1.6 2003/04/09 01:35:12 thorpej Exp $    */
     
     /*
      * Copyright (c) 2002 Manuel Bouyer.
      *
      * 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 Manuel Bouyer.
     * 4. 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.
     */
    
    /* SYM53c8xx PCI-SCSI I/O Processors driver: PCI front-end */
    
    #include <sys/cdefs.h>
    __KERNEL_RCSID(0, "$NetBSD: esiop_pci.c,v 1.6 2003/04/09 01:35:12 thorpej Exp $");
    
    #include <sys/param.h>
    #include <sys/systm.h>
    #include <sys/device.h>
    #include <sys/kernel.h>
    
    #include <uvm/uvm_extern.h>
    
    #include <dev/pci/pcireg.h>
    #include <dev/pci/pcivar.h>
    
    #include <dev/scsipi/scsipi_all.h>
    #include <dev/scsipi/scsipiconf.h>
    
    #include <dev/ic/siopvar_common.h>
    #include <dev/pci/siop_pci_common.h>
    #include <dev/ic/esiopvar.h>
    
    int     esiop_pci_match __P((struct device *, struct cfdata *, void *));
    void    esiop_pci_attach __P((struct device *, struct device *, void *));
    
    struct esiop_pci_softc {
            struct esiop_softc esiop;
            struct siop_pci_common_softc esiop_pci;
    };
    
    CFATTACH_DECL(esiop_pci, sizeof(struct esiop_pci_softc),
        esiop_pci_match, esiop_pci_attach, NULL, NULL);
    
    int
    esiop_pci_match(parent, match, aux)
            struct device *parent;
            struct cfdata *match;
            void *aux;
    {
            struct pci_attach_args *pa = aux;
            const struct siop_product_desc *pp;
    
            /* look if it's a known product */
            pp = siop_lookup_product(pa->pa_id, PCI_REVISION(pa->pa_class));
            if (pp == NULL)
                    return 0;
            /* we need 10 scratch registers and load/store */
            if ((pp->features & SF_CHIP_10REGS) == 0)
                    return 0;
            if ((pp->features & SF_CHIP_LS) == 0)
                    return 0;
            return 2;
    }
    
    void
    esiop_pci_attach(parent, self, aux)
            struct device *parent, *self;
            void *aux;
    {
            struct pci_attach_args *pa = aux;
            struct esiop_pci_softc *sc = (struct esiop_pci_softc *)self;
    
            if (siop_pci_attach_common(&sc->esiop_pci, &sc->esiop.sc_c,
                pa, esiop_intr) == 0)
                    return;
    
            esiop_attach(&sc->esiop);
    }

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