147 lines
4.2 KiB
C
147 lines
4.2 KiB
C
/* $NetBSD: ixm1200_pci.c,v 1.4 2003/03/25 06:53:16 igy Exp $ */
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#define PCI_DEBUG
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/*
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* Copyright (c) 2002, 2003
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* Ichiro FUKUHARA <ichiro@ichiro.org>.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Ichiro FUKUHARA.
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: ixm1200_pci.c,v 1.4 2003/03/25 06:53:16 igy Exp $");
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/*
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* IXM1200 PCI interrupt support.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <machine/autoconf.h>
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#include <machine/bus.h>
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#include <evbarm/ixm1200/ixm1200reg.h>
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#include <evbarm/ixm1200/ixm1200var.h>
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#include <arm/ixp12x0/ixp12x0reg.h>
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#include <arm/ixp12x0/ixp12x0var.h>
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#include <arm/ixp12x0/ixp12x0_pcireg.h>
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#include <dev/pci/pcidevs.h>
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#include <dev/pci/ppbreg.h>
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int ixm1200_pci_intr_map(struct pci_attach_args *, pci_intr_handle_t *);
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const char *ixm1200_pci_intr_string(void *, pci_intr_handle_t);
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const struct evcnt *ixm1200_pci_intr_evcnt(void *, pci_intr_handle_t);
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void *ixm1200_pci_intr_establish(void *, pci_intr_handle_t, int,
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int (*func)(void *), void *);
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void ixm1200_pci_intr_disestablish(void *, void *);
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void
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ixm1200_pci_init(pc, cookie)
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pci_chipset_tag_t pc;
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void *cookie;
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{
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pc->pc_intr_v = cookie;
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pc->pc_intr_map = ixm1200_pci_intr_map;
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pc->pc_intr_string = ixm1200_pci_intr_string;
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pc->pc_intr_evcnt = ixm1200_pci_intr_evcnt;
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pc->pc_intr_establish = ixm1200_pci_intr_establish;
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pc->pc_intr_disestablish = ixm1200_pci_intr_disestablish;
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}
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int
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ixm1200_pci_intr_map(pa, ihp)
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struct pci_attach_args *pa;
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pci_intr_handle_t *ihp;
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{
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#ifdef PCI_DEBUG
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void *v = pa->pa_pc;
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int pin = pa->pa_intrpin;
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int line = pa->pa_intrline;
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int dev=pa->pa_device;
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pcitag_t intrtag = pa->pa_intrtag;
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printf("ixm1200_pci_intr_map: v=%p, tag=%08lx intrpin=%d line=%d dev=%d\n",
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v, intrtag, pin, line, dev);
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#endif
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/* ixp12x0 has only one interrupt line for PCI */
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*ihp = IXPPCI_INTR_PIL;
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return (0);
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}
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const char *
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ixm1200_pci_intr_string(v, ih)
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void *v;
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pci_intr_handle_t ih;
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{
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static char irqstr[IRQNAMESIZE];
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sprintf(irqstr, "IXM1200 irq %ld", ih);
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return (irqstr);
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}
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const struct evcnt *
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ixm1200_pci_intr_evcnt(v, ih)
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void *v;
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pci_intr_handle_t ih;
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{
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return (NULL);
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}
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void *
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ixm1200_pci_intr_establish(v, ih, ipl, func, arg)
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void *v;
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pci_intr_handle_t ih;
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int ipl;
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int (*func)(void *);
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void *arg;
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{
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#ifdef PCI_DEBUG
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printf("ixm1200_pci_intr_establish(v=%p, irq=%d, ipl=%d, func=%p, arg=%p)\n",
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v, (int) ih, ipl, func, arg);
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#endif
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return (ixp12x0_intr_establish(ih, ipl, func, arg));
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}
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void
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ixm1200_pci_intr_disestablish(void *v, void *cookie)
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{
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#ifdef PCI_DEBUG
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printf("ixm1200_pci_intr_disestablish(v=%p, cookie=%p)\n",
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v, cookie);
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#endif
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ixp12x0_intr_disestablish(cookie);
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}
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