76 lines
2.9 KiB
C
76 lines
2.9 KiB
C
/* $NetBSD: pcivar.h,v 1.8 1995/06/18 01:26:50 cgd Exp $ */
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/*
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* Copyright (c) 1994 Charles Hannum. 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 Charles Hannum.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Definitions for PCI autoconfiguration.
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*
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* This file describes types and functions which are used for PCI
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* configuration. Some of this information is machine-specific, and is
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* separated into pci_machdep.h.
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*/
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#if (alpha + i386 != 1)
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ERROR: COMPILING FOR UNSUPPORTED MACHINE, OR MORE THAN ONE.
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#endif
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#if alpha
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#include <alpha/pci/pci_machdep.h>
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#endif
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#if i386
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#include <i386/pci/pci_machdep.h>
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#endif
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/* PCI interrupt levels; system interrupt levels for PCI bus use */
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typedef enum {
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PCI_IPL_NONE, /* block only the interrupt's IRQ*/
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PCI_IPL_BIO, /* block I/O interrupts */
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PCI_IPL_NET, /* network */
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PCI_IPL_TTY, /* terminal */
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PCI_IPL_CLOCK, /* clock */
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} pci_intrlevel;
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struct pci_attach_args {
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int pa_bus;
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int pa_device;
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pcitag_t pa_tag;
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pcireg_t pa_id, pa_class;
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};
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pcireg_t pci_conf_read __P((pcitag_t, int));
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void pci_conf_write __P((pcitag_t, int, pcireg_t));
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void pci_devinfo __P((pcireg_t, pcireg_t, char *, int *));
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pcitag_t pci_make_tag __P((int, int, int));
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void *pci_map_int __P((pcitag_t, pci_intrlevel, int (*)(void *), void *));
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int pci_map_mem __P((pcitag_t, int, vm_offset_t *, vm_offset_t *));
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int pci_attach_subdev __P((struct device *, int, int));
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