sys/arch/cobalt/pci/pciide_machdep.c

   1 /*      $NetBSD: pciide_machdep.c,v 1.6 2005/12/11 12:17:06 christos Exp $      */
   2
   3 /*
   4  * Copyright (c) 2000 Soren S. Jorvang.  All rights reserved.
   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 AND CONTRIBUTORS ``AS IS'' AND
  16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  * SUCH DAMAGE.
  26  */
  27
  28 #include <sys/cdefs.h>
  29 __KERNEL_RCSID(0, "$NetBSD: pciide_machdep.c,v 1.6 2005/12/11 12:17:06 christos Exp $");
  30
  31 #include <sys/param.h>
  32 #include <sys/systm.h>
  33 #include <sys/device.h>
  34
  35 #include <dev/pci/pcireg.h>
  36 #include <dev/pci/pcivar.h>
  37 #include <dev/pci/pciidereg.h>
  38 #include <dev/pci/pciidevar.h>
  39
  40 #include <machine/intr.h>
  41
  42 void *
  43 pciide_machdep_compat_intr_establish(struct device *dev,
  44     struct pci_attach_args *pa, int chan, int (*func)(void *), void *arg)
  45 {
  46         int irq;
  47         void *cookie;
  48
  49         irq = PCIIDE_COMPAT_IRQ(chan);
  50         cookie = icu_intr_establish(irq, IST_EDGE, IPL_BIO, func, arg);
  51         if (cookie == NULL)
  52                 return NULL;
  53         printf("%s: %s channel interrupting at irq %d\n", dev->dv_xname,
  54             PCIIDE_CHANNEL_NAME(chan), irq);
  55         return cookie;
  56 }