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pciide_machdep.c revision 1.9.4.2
      1  1.9.4.1     rmind /*	$NetBSD: pciide_machdep.c,v 1.9.4.2 2011/04/21 01:41:32 rmind Exp $	*/
      2      1.1      fvdl 
      3      1.1      fvdl /*
      4      1.1      fvdl  * Copyright (c) 1998 Christopher G. Demetriou.  All rights reserved.
      5      1.1      fvdl  *
      6      1.1      fvdl  * Redistribution and use in source and binary forms, with or without
      7      1.1      fvdl  * modification, are permitted provided that the following conditions
      8      1.1      fvdl  * are met:
      9      1.1      fvdl  * 1. Redistributions of source code must retain the above copyright
     10      1.1      fvdl  *    notice, this list of conditions and the following disclaimer.
     11      1.1      fvdl  * 2. Redistributions in binary form must reproduce the above copyright
     12      1.1      fvdl  *    notice, this list of conditions and the following disclaimer in the
     13      1.1      fvdl  *    documentation and/or other materials provided with the distribution.
     14      1.1      fvdl  * 3. All advertising materials mentioning features or use of this software
     15      1.1      fvdl  *    must display the following acknowledgement:
     16      1.1      fvdl  *      This product includes software developed by Christopher G. Demetriou
     17      1.1      fvdl  *	for the NetBSD Project.
     18      1.1      fvdl  * 4. The name of the author may not be used to endorse or promote products
     19      1.1      fvdl  *    derived from this software without specific prior written permission
     20      1.1      fvdl  *
     21      1.1      fvdl  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22      1.1      fvdl  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23      1.1      fvdl  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24      1.1      fvdl  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25      1.1      fvdl  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26      1.1      fvdl  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27      1.1      fvdl  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28      1.1      fvdl  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29      1.1      fvdl  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30      1.1      fvdl  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31      1.1      fvdl  */
     32      1.1      fvdl 
     33      1.1      fvdl /*
     34      1.1      fvdl  * PCI IDE controller driver (i386 machine-dependent portion).
     35      1.1      fvdl  *
     36      1.1      fvdl  * Author: Christopher G. Demetriou, March 2, 1998 (derived from NetBSD
     37      1.1      fvdl  * sys/dev/pci/ppb.c, revision 1.16).
     38      1.1      fvdl  *
     39      1.1      fvdl  * See "PCI IDE Controller Specification, Revision 1.0 3/4/94" from the
     40      1.1      fvdl  * PCI SIG.
     41      1.1      fvdl  */
     42      1.1      fvdl 
     43      1.1      fvdl #include <sys/cdefs.h>
     44  1.9.4.1     rmind __KERNEL_RCSID(0, "$NetBSD: pciide_machdep.c,v 1.9.4.2 2011/04/21 01:41:32 rmind Exp $");
     45      1.1      fvdl 
     46      1.1      fvdl #include <sys/param.h>
     47      1.1      fvdl #include <sys/systm.h>
     48      1.1      fvdl #include <sys/device.h>
     49      1.1      fvdl 
     50      1.1      fvdl #include <dev/pci/pcireg.h>
     51      1.1      fvdl #include <dev/pci/pcivar.h>
     52      1.1      fvdl #include <dev/pci/pciidereg.h>
     53      1.1      fvdl #include <dev/pci/pciidevar.h>
     54      1.1      fvdl 
     55      1.1      fvdl #include <dev/isa/isavar.h>
     56      1.1      fvdl 
     57      1.1      fvdl #include "ioapic.h"
     58      1.1      fvdl 
     59      1.1      fvdl #if NIOAPIC > 0
     60      1.1      fvdl #include <machine/i82093var.h>
     61      1.1      fvdl #include <machine/mpbiosvar.h>
     62      1.1      fvdl #endif
     63      1.1      fvdl 
     64      1.1      fvdl void *
     65      1.9    cegger pciide_machdep_compat_intr_establish(device_t dev,
     66  1.9.4.2     rmind     const struct pci_attach_args *pa, int chan, int (*func)(void *),
     67      1.5  christos     void *arg)
     68      1.1      fvdl {
     69      1.1      fvdl 	int irq;
     70      1.1      fvdl 	void *cookie;
     71      1.1      fvdl #if NIOAPIC > 0
     72      1.1      fvdl 	int mpih;
     73      1.1      fvdl #endif
     74      1.1      fvdl 
     75      1.1      fvdl 	irq = PCIIDE_COMPAT_IRQ(chan);
     76      1.1      fvdl 	cookie = isa_intr_establish(NULL, irq, IST_EDGE, IPL_BIO, func, arg);
     77      1.1      fvdl 	if (cookie == NULL)
     78      1.9    cegger 		return NULL;
     79      1.1      fvdl #if NIOAPIC > 0
     80      1.1      fvdl 	if (mp_busses != NULL &&
     81      1.3      fvdl 	    (intr_find_mpmapping(mp_isa_bus, irq, &mpih) == 0 ||
     82      1.3      fvdl 	     intr_find_mpmapping(mp_eisa_bus, irq, &mpih) == 0)) {
     83      1.1      fvdl 		mpih |= irq;
     84      1.8    cegger 		aprint_normal_dev(dev, "%s channel interrupting at %s\n",
     85      1.8    cegger 		    PCIIDE_CHANNEL_NAME(chan),
     86      1.7  jmcneill 		    intr_string(mpih));
     87      1.1      fvdl 	} else
     88      1.1      fvdl #endif
     89      1.8    cegger 	aprint_normal_dev(dev, "%s channel interrupting at irq %d\n",
     90      1.1      fvdl 	    PCIIDE_CHANNEL_NAME(chan), irq);
     91      1.9    cegger 	return cookie;
     92      1.1      fvdl }
     93  1.9.4.1     rmind 
     94  1.9.4.1     rmind void
     95  1.9.4.1     rmind pciide_machdep_compat_intr_disestablish(device_t dev, pci_chipset_tag_t pc, int chan, void *cookie)
     96  1.9.4.1     rmind {
     97  1.9.4.1     rmind 	isa_intr_disestablish(NULL, cookie);
     98  1.9.4.1     rmind 	return;
     99  1.9.4.1     rmind }
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