pci_machdep.h revision 1.5 
1/*	$NetBSD: pci_machdep.h,v 1.5 2004/07/29 16:55:25 drochner Exp $	*/
2
3/*
4 * Copyright (c) 1996 Carnegie-Mellon University.
5 * All rights reserved.
6 *
7 * Author: Chris G. Demetriou
8 *
9 * Permission to use, copy, modify and distribute this software and
10 * its documentation is hereby granted, provided that both the copyright
11 * notice and this permission notice appear in all copies of the
12 * software, derivative works or modified versions, and any portions
13 * thereof, and that both notices appear in supporting documentation.
14 *
15 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
16 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
17 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
18 *
19 * Carnegie Mellon requests users of this software to return to
20 *
21 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
22 *  School of Computer Science
23 *  Carnegie Mellon University
24 *  Pittsburgh PA 15213-3890
25 *
26 * any improvements or extensions that they make and grant Carnegie the
27 * rights to redistribute these changes.
28 */
29
30/*
31 * Machine-specific definitions for PCI autoconfiguration.
32 */
33#define	__HAVE_PCIIDE_MACHDEP_COMPAT_INTR_ESTABLISH
34
35/*
36 * Types provided to machine-independent PCI code
37 */
38typedef struct algor_pci_chipset *pci_chipset_tag_t;
39typedef u_long pcitag_t;
40typedef u_long pci_intr_handle_t;
41
42/*
43 * Forward declarations.
44 */
45struct pci_attach_args;
46
47/*
48 * algor-specific PCI structure and type definitions.
49 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
50 */
51struct algor_pci_chipset {
52	void		*pc_conf_v;
53	void		(*pc_attach_hook)(struct device *,
54			    struct device *, struct pcibus_attach_args *);
55	int		(*pc_bus_maxdevs)(void *, int);
56	pcitag_t	(*pc_make_tag)(void *, int, int, int);
57	void		(*pc_decompose_tag)(void *, pcitag_t, int *,
58			    int *, int *);
59	pcireg_t	(*pc_conf_read)(void *, pcitag_t, int);
60	void		(*pc_conf_write)(void *, pcitag_t, int, pcireg_t);
61
62	void		*pc_intr_v;
63	int		(*pc_intr_map)(struct pci_attach_args *,
64			    pci_intr_handle_t *);
65	const char	*(*pc_intr_string)(void *, pci_intr_handle_t);
66	const struct evcnt *(*pc_intr_evcnt)(void *, pci_intr_handle_t);
67	void		*(*pc_intr_establish)(void *, pci_intr_handle_t,
68			    int, int (*)(void *), void *);
69	void		(*pc_intr_disestablish)(void *, void *);
70
71	void		(*pc_conf_interrupt)(void *, int, int, int,
72			    int, int *);
73
74	/* algor-specific */
75	void		*(*pc_pciide_compat_intr_establish)(void *,
76			    struct device *, struct pci_attach_args *, int,
77			    int (*)(void *), void *);
78};
79
80/*
81 * Functions provided to machine-independent PCI code.
82 */
83#define	pci_attach_hook(p, s, pba)					\
84    (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
85#define	pci_bus_maxdevs(c, b)						\
86    (*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b))
87#define	pci_make_tag(c, b, d, f)					\
88    (*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f))
89#define	pci_decompose_tag(c, t, bp, dp, fp)				\
90    (*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp))
91#define	pci_conf_read(c, t, r)						\
92    (*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r))
93#define	pci_conf_write(c, t, r, v)					\
94    (*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v))
95#define	pci_intr_map(pa, ihp)						\
96    (*(pa)->pa_pc->pc_intr_map)((pa), (ihp))
97#define	pci_intr_string(c, ih)						\
98    (*(c)->pc_intr_string)((c)->pc_intr_v, (ih))
99#define	pci_intr_evcnt(c, ih)						\
100    (*(c)->pc_intr_evcnt)((c)->pc_intr_v, (ih))
101#define	pci_intr_establish(c, ih, l, h, a)				\
102    (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a))
103#define	pci_intr_disestablish(c, iv)					\
104    (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv))
105#define	pci_conf_interrupt(c, b, d, p, s, lp)				\
106    (*(c)->pc_conf_interrupt)((c)->pc_intr_v, (b), (d), (p), (s), (lp))
107
108/*
109 * algor-specific PCI functions.
110 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
111 */
112#define	algor_pciide_compat_intr_establish(c, d, p, ch, f, a)		\
113    ((c)->pc_pciide_compat_intr_establish == NULL ? NULL :		\
114     (*(c)->pc_pciide_compat_intr_establish)((c)->pc_conf_v, (d), (p),	\
115	(ch), (f), (a)))
116
117int	algor_get_ethaddr(struct pci_attach_args *, u_int8_t *);
118