xref: /openbsd/sys/arch/hppa/include/pci_machdep.h (revision 17df1aa7)
1 /*	$OpenBSD: pci_machdep.h,v 1.5 2009/08/22 02:54:50 mk Exp $	*/
2 
3 /*
4  * Copyright (c) 2003 Michael Shalayeff
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
20  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
25  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
26  * THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef	_MACHINE_PCI_MACHDEP_H_
30 #define	_MACHINE_PCI_MACHDEP_H_
31 
32 /*
33  * Types provided to machine-independent PCI code
34  */
35 typedef struct hppa_pci_chipset_tag *pci_chipset_tag_t;
36 typedef u_long pcitag_t;
37 typedef u_long pci_intr_handle_t;
38 
39 struct pci_attach_args;
40 
41 struct hppa_pci_chipset_tag {
42 	void		*_cookie;
43 	void		(*pc_attach_hook)(struct device *,
44 			    struct device *, struct pcibus_attach_args *);
45 	int		(*pc_bus_maxdevs)(void *, int);
46 	pcitag_t	(*pc_make_tag)(void *, int, int, int);
47 	void		(*pc_decompose_tag)(void *, pcitag_t, int *,
48 			    int *, int *);
49 	pcireg_t	(*pc_conf_read)(void *, pcitag_t, int);
50 	void		(*pc_conf_write)(void *, pcitag_t, int, pcireg_t);
51 
52 	int		(*pc_intr_map)(struct pci_attach_args *,
53 			    pci_intr_handle_t *);
54 	const char	*(*pc_intr_string)(void *, pci_intr_handle_t);
55 	void		*(*pc_intr_establish)(void *, pci_intr_handle_t,
56 			    int, int (*)(void *), void *, const char *);
57 	void		(*pc_intr_disestablish)(void *, void *);
58 
59 	void		*(*pc_alloc_parent)(struct device *,
60 			    struct pci_attach_args *, int);
61 };
62 
63 /*
64  * Functions provided to machine-independent PCI code.
65  */
66 #define	pci_attach_hook(p, s, pba)					\
67     (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
68 #define	pci_bus_maxdevs(c, b)						\
69     (*(c)->pc_bus_maxdevs)((c)->_cookie, (b))
70 #define	pci_make_tag(c, b, d, f)					\
71     (*(c)->pc_make_tag)((c)->_cookie, (b), (d), (f))
72 #define	pci_decompose_tag(c, t, bp, dp, fp)				\
73     (*(c)->pc_decompose_tag)((c)->_cookie, (t), (bp), (dp), (fp))
74 #define	pci_conf_read(c, t, r)						\
75     (*(c)->pc_conf_read)((c)->_cookie, (t), (r))
76 #define	pci_conf_write(c, t, r, v)					\
77     (*(c)->pc_conf_write)((c)->_cookie, (t), (r), (v))
78 #define	pci_intr_map(p, ihp)						\
79     (*(p)->pa_pc->pc_intr_map)((p), (ihp))
80 #define	pci_intr_line(c, ih)	(ih)
81 #define	pci_intr_string(c, ih)						\
82     (*(c)->pc_intr_string)((c)->_cookie, (ih))
83 #define	pci_intr_establish(c, ih, l, h, a, nm)				\
84     (*(c)->pc_intr_establish)((c)->_cookie, (ih), (l), (h), (a), (nm))
85 #define	pci_intr_disestablish(c, iv)					\
86     (*(c)->pc_intr_disestablish)((c)->_cookie, (iv))
87 
88 #define	pciide_machdep_compat_intr_establish(a, b, c, d, e)	(NULL)
89 #define	pciide_machdep_compat_intr_disestablish(a, b)	((void)(a), (void)(b))
90 
91 #endif /* _MACHINE_PCI_MACHDEP_H_ */
92