1 /* $OpenBSD: pci_machdep.h,v 1.1 2003/09/29 19:23:02 mickey 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)(device_t,
44 device_t, 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)(const struct pci_attach_args *,
53 pci_intr_handle_t *);
54 const char *(*pc_intr_string)(void *, pci_intr_handle_t,
55 char *, size_t);
56 int (*pc_intr_setattr)(void *, pci_intr_handle_t *,
57 int, uint64_t);
58 void *(*pc_intr_establish)(void *, pci_intr_handle_t,
59 int, int (*)(void *), void *);
60 void (*pc_intr_disestablish)(void *, void *);
61
62 void *(*pc_alloc_parent)(device_t,
63 struct pci_attach_args *, int);
64 };
65
66 /*
67 * Functions provided to machine-independent PCI code.
68 */
69 #define pci_attach_hook(p, s, pba) \
70 (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
71 #define pci_bus_maxdevs(c, b) \
72 (*(c)->pc_bus_maxdevs)((c)->_cookie, (b))
73 #define pci_make_tag(c, b, d, f) \
74 (*(c)->pc_make_tag)((c)->_cookie, (b), (d), (f))
75 #define pci_decompose_tag(c, t, bp, dp, fp) \
76 (*(c)->pc_decompose_tag)((c)->_cookie, (t), (bp), (dp), (fp))
77 #define pci_conf_read(c, t, r) \
78 (*(c)->pc_conf_read)((c)->_cookie, (t), (r))
79 #define pci_conf_write(c, t, r, v) \
80 (*(c)->pc_conf_write)((c)->_cookie, (t), (r), (v))
81 #define pci_intr_map(p, ihp) \
82 (*(p)->pa_pc->pc_intr_map)((p), (ihp))
83 #define pci_intr_line(ih) (ih)
84 #define pci_intr_string(c, ih, buf, len) \
85 (*(c)->pc_intr_string)((c)->_cookie, (ih), (buf), (len))
86 #define pci_intr_establish(c, ih, l, h, a) \
87 (*(c)->pc_intr_establish)((c)->_cookie, (ih), (l), (h), (a))
88 #define pci_intr_disestablish(c, iv) \
89 (*(c)->pc_intr_disestablish)((c)->_cookie, (iv))
90
91 static inline int
pci_intr_setattr(pci_chipset_tag_t pc,pci_intr_handle_t * ihp,int attr,uint64_t data)92 pci_intr_setattr(pci_chipset_tag_t pc, pci_intr_handle_t *ihp,
93 int attr, uint64_t data)
94 {
95 if (!pc->pc_intr_setattr)
96 return ENODEV;
97 return pc->pc_intr_setattr(pc, ihp, attr, data);
98 }
99
100 #define pciide_machdep_compat_intr_establish(a, b, c, d, e) (NULL)
101 #define pciide_machdep_compat_intr_disestablish(a, b) ((void)(a), (void)(b))
102
103 #define pci_intr_evcnt(a, b) (NULL)
104
105 #endif /* _MACHINE_PCI_MACHDEP_H_ */
106