/*      $NetBSD: pciide_machdep.c,v 1.17 2017/11/04 15:24:42 cherry Exp $       */

/*
* Copyright (c) 1998 Christopher G. Demetriou.  All rights reserved.
*
* 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 Christopher G. Demetriou
*      for the NetBSD Project.
* 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.
*/

/*
* PCI IDE controller driver (i386 machine-dependent portion).
*
* Author: Christopher G. Demetriou, March 2, 1998 (derived from NetBSD
* sys/dev/pci/ppb.c, revision 1.16).
*
* See "PCI IDE Controller Specification, Revision 1.0 3/4/94" from the
* PCI SIG.
*/

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: pciide_machdep.c,v 1.17 2017/11/04 15:24:42 cherry Exp $");

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>

#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pciidereg.h>
#include <dev/pci/pciidevar.h>

#include <dev/isa/isavar.h>

#include "ioapic.h"

#if NIOAPIC > 0
#include <machine/i82093var.h>
#include <machine/mpbiosvar.h>
#endif

#ifdef __HAVE_PCIIDE_MACHDEP_COMPAT_INTR_ESTABLISH
void *
pciide_machdep_compat_intr_establish(device_t dev,
   const struct pci_attach_args *pa, int chan, int (*func)(void *),
   void *arg)
{
       int irq;
       void *cookie;
#if NIOAPIC > 0
       intr_handle_t mpih;
       char buf[PCI_INTRSTR_LEN];
#endif
       char intr_xname[64];

       snprintf(intr_xname, sizeof(intr_xname), "%s %s",
           device_xname(dev), PCIIDE_CHANNEL_NAME(chan));

       irq = PCIIDE_COMPAT_IRQ(chan);
       cookie = isa_intr_establish_xname(NULL, irq, IST_EDGE, IPL_BIO,
           func, arg, intr_xname);
       if (cookie == NULL)
               return NULL;
#if NIOAPIC > 0
       if (mp_busses != NULL &&
           (intr_find_mpmapping(mp_isa_bus, irq, &mpih) == 0 ||
            intr_find_mpmapping(mp_eisa_bus, irq, &mpih) == 0)) {
               mpih |= irq;
               aprint_normal_dev(dev, "%s channel interrupting at %s\n",
                   PCIIDE_CHANNEL_NAME(chan),
                   intr_string(mpih, buf, sizeof(buf)));
       } else
#endif
       aprint_normal_dev(dev, "%s channel interrupting at irq %d\n",
           PCIIDE_CHANNEL_NAME(chan), irq);
       return cookie;
}
#endif /* __HAVE_PCIIDE_MACHDEP_COMPAT_INTR_ESTABLISH */

#ifdef __HAVE_PCIIDE_MACHDEP_COMPAT_INTR_DISESTABLISH
void
pciide_machdep_compat_intr_disestablish(device_t dev, pci_chipset_tag_t pc,
   int chan, void *cookie)
{
       isa_intr_disestablish(NULL, cookie);
       return;
}
#endif /* __HAVE_PCIIDE_MACHDEP_COMPAT_INTR_DISESTABLISH */