1/*	$NetBSD: pci_machdep.h,v 1.15 2012/10/27 17:17:43 chs Exp $	*/
2
3/*
4 * Copyright (c) 1996 Leo Weppelman.  All rights reserved.
5 * Copyright (c) 1996 Christopher G. Demetriou.  All rights reserved.
6 * Copyright (c) 1994 Charles M. Hannum.  All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by Charles M. Hannum.
19 * 4. The name of the author may not be used to endorse or promote products
20 *    derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#ifndef _ATARI_PCI_MACHDEP_H_
35#define _ATARI_PCI_MACHDEP_H_
36
37#include <machine/intr.h>
38
39/*
40 * Machine-specific definitions for PCI autoconfiguration.
41 */
42#define	__HAVE_PCIIDE_MACHDEP_COMPAT_INTR_ESTABLISH
43
44/*
45 * Forward declarations.
46 */
47struct pci_attach_args;
48
49/*
50 * Types provided to machine-independent PCI code
51 */
52typedef void	*pci_chipset_tag_t;
53
54typedef u_long	pcitag_t;
55typedef int	pci_intr_handle_t;
56
57typedef struct	{
58	int		ipl;	/* ipl requested			*/
59	int		imask;	/* bitmask for MFP-register		*/
60	int		(*ifunc)(void *);	/* function to call	*/
61	void		*iarg;	/* argument for 'ifunc'			*/
62	struct intrhand	*ihand;	/* save this for disestablishing	*/
63} pci_intr_info_t;
64
65/*
66 * Functions provided to machine-independent PCI code.
67 */
68void		pci_attach_hook(device_t, device_t,
69			struct pcibus_attach_args *);
70int		pci_bus_maxdevs(pci_chipset_tag_t, int);
71pcitag_t	pci_make_tag(pci_chipset_tag_t, int, int, int);
72void		pci_decompose_tag(pci_chipset_tag_t, pcitag_t, int *, int *,
73		    int *);
74pcireg_t	pci_conf_read(pci_chipset_tag_t, pcitag_t, int);
75void		pci_conf_write(pci_chipset_tag_t, pcitag_t, int, pcireg_t);
76int		pci_intr_map(const struct pci_attach_args *,
77		    pci_intr_handle_t *);
78const char	*pci_intr_string(pci_chipset_tag_t, pci_intr_handle_t, char *, size_t);
79const struct evcnt *pci_intr_evcnt(pci_chipset_tag_t, pci_intr_handle_t);
80void		*pci_intr_establish(pci_chipset_tag_t, pci_intr_handle_t,
81			int, int (*)(void *), void *);
82void		pci_intr_disestablish(pci_chipset_tag_t, void *);
83
84#endif /* _ATARI_PCI_MACHDEP_H_ */
85