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siop_pci.c revision 1.26 
      1 /*	$NetBSD: siop_pci.c,v 1.26 2009/10/19 18:41:16 bouyer Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2000 Manuel Bouyer.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 /* SYM53c8xx PCI-SCSI I/O Processors driver: PCI front-end */
     28 
     29 #include <sys/cdefs.h>
     30 __KERNEL_RCSID(0, "$NetBSD: siop_pci.c,v 1.26 2009/10/19 18:41:16 bouyer Exp $");
     31 
     32 #include <sys/param.h>
     33 #include <sys/systm.h>
     34 #include <sys/device.h>
     35 #include <sys/kernel.h>
     36 
     37 #include <uvm/uvm_extern.h>
     38 
     39 #include <dev/pci/pcireg.h>
     40 #include <dev/pci/pcivar.h>
     41 
     42 #include <dev/scsipi/scsipi_all.h>
     43 #include <dev/scsipi/scsipiconf.h>
     44 
     45 #include <dev/ic/siopvar_common.h>
     46 #include <dev/pci/siop_pci_common.h>
     47 #include <dev/ic/siopvar.h>
     48 
     49 struct siop_pci_softc {
     50 	struct siop_softc siop;
     51 	struct siop_pci_common_softc siop_pci;
     52 };
     53 
     54 static int
     55 siop_pci_match(device_t parent, cfdata_t match, void *aux)
     56 {
     57 	struct pci_attach_args *pa = aux;
     58 	const struct siop_product_desc *pp;
     59 
     60 	/* look if it's a known product */
     61 	pp = siop_lookup_product(pa->pa_id, PCI_REVISION(pa->pa_class));
     62 	if (pp)
     63 		return 1;
     64 	return 0;
     65 }
     66 
     67 static void
     68 siop_pci_attach(device_t parent, device_t self, void *aux)
     69 {
     70 	struct pci_attach_args *pa = aux;
     71 	struct siop_pci_softc *sc = device_private(self);
     72 
     73 	sc->siop.sc_c.sc_dev = self;
     74 	if (siop_pci_attach_common(&sc->siop_pci, &sc->siop.sc_c,
     75 	    pa, siop_intr) == 0)
     76 		return;
     77 
     78 	siop_attach(&sc->siop);
     79 }
     80 
     81 CFATTACH_DECL_NEW(siop_pci, sizeof(struct siop_pci_softc),
     82     siop_pci_match, siop_pci_attach, NULL, NULL);
     83