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pciide_machdep.c revision 1.1 
      1 /*	$NetBSD: pciide_machdep.c,v 1.1 2001/05/29 06:26:08 leo Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1998 Christopher G. Demetriou.  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  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *      This product includes software developed by Christopher G. Demetriou
     17  *	for the NetBSD Project.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 /*
     34  * PCI IDE controller driver (i386 machine-dependent portion).
     35  *
     36  * Author: Christopher G. Demetriou, March 2, 1998 (derived from NetBSD
     37  * sys/dev/pci/ppb.c, revision 1.16).
     38  *
     39  * See "PCI IDE Controller Specification, Revision 1.0 3/4/94" from the
     40  * PCI SIG.
     41  */
     42 
     43 #include <sys/param.h>
     44 #include <sys/systm.h>
     45 #include <sys/device.h>
     46 
     47 #include <dev/pci/pcireg.h>
     48 #include <dev/pci/pcivar.h>
     49 #include <dev/pci/pciidereg.h>
     50 #include <dev/pci/pciidevar.h>
     51 
     52 #include <dev/isa/isavar.h>
     53 
     54 void *
     55 pciide_machdep_compat_intr_establish(dev, pa, chan, func, arg)
     56 	struct device *dev;
     57 	struct pci_attach_args *pa;
     58 	int chan;
     59 	int (*func) __P((void *));
     60 	void *arg;
     61 {
     62 	int irq;
     63 	void *cookie;
     64 
     65 	irq = PCIIDE_COMPAT_IRQ(chan);
     66 	cookie = isa_intr_establish(NULL, irq, IST_EDGE, IPL_BIO, func, arg);
     67 	if (cookie == NULL)
     68 		return (NULL);
     69 	printf("%s: %s channel interrupting at irq %d\n", dev->dv_xname,
     70 	    PCIIDE_CHANNEL_NAME(chan), irq);
     71 	return (cookie);
     72 }
     73