Annotation of sys/arch/arm/include/pci_machdep.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: pci_machdep.h,v 1.4 2005/09/20 00:54:16 brad Exp $ */
2: /* $NetBSD: pci_machdep.h,v 1.2 2002/05/15 19:23:52 thorpej Exp $ */
3:
4: /*
5: * Modified for arm32 by Mark Brinicombe
6: *
7: * from: sys/arch/alpha/pci/pci_machdep.h
8: *
9: * Copyright (c) 1996 Carnegie-Mellon University.
10: * All rights reserved.
11: *
12: * Author: Chris G. Demetriou
13: *
14: * Permission to use, copy, modify and distribute this software and
15: * its documentation is hereby granted, provided that both the copyright
16: * notice and this permission notice appear in all copies of the
17: * software, derivative works or modified versions, and any portions
18: * thereof, and that both notices appear in supporting documentation.
19: *
20: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
21: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
22: * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
23: *
24: * Carnegie Mellon requests users of this software to return to
25: *
26: * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
27: * School of Computer Science
28: * Carnegie Mellon University
29: * Pittsburgh PA 15213-3890
30: *
31: * any improvements or extensions that they make and grant Carnegie the
32: * rights to redistribute these changes.
33: */
34:
35: /*
36: * Machine-specific definitions for PCI autoconfiguration.
37: */
38:
39: /*
40: * Types provided to machine-independent PCI code
41: */
42: typedef struct arm32_pci_chipset *pci_chipset_tag_t;
43: typedef u_long pcitag_t;
44: typedef u_long pci_intr_handle_t;
45:
46: /*
47: * Forward declarations.
48: */
49: struct pci_attach_args;
50:
51: /*
52: * arm32-specific PCI structure and type definitions.
53: * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
54: */
55: struct arm32_pci_chipset {
56: void *pc_conf_v;
57: void (*pc_attach_hook)(struct device *,
58: struct device *, struct pcibus_attach_args *);
59: int (*pc_bus_maxdevs)(void *, int);
60: pcitag_t (*pc_make_tag)(void *, int, int, int);
61: void (*pc_decompose_tag)(void *, pcitag_t, int *,
62: int *, int *);
63: pcireg_t (*pc_conf_read)(void *, pcitag_t, int);
64: void (*pc_conf_write)(void *, pcitag_t, int, pcireg_t);
65:
66: void *pc_intr_v;
67: int (*pc_intr_map)(struct pci_attach_args *,
68: pci_intr_handle_t *);
69: const char *(*pc_intr_string)(void *, pci_intr_handle_t);
70: void *(*pc_intr_establish)(void *, pci_intr_handle_t,
71: int, int (*)(void *), void *, char *);
72: void (*pc_intr_disestablish)(void *, void *);
73: };
74:
75: /*
76: * Functions provided to machine-independent PCI code.
77: */
78: #define pci_attach_hook(p, s, pba) \
79: (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
80: #define pci_bus_maxdevs(c, b) \
81: (*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b))
82: #define pci_make_tag(c, b, d, f) \
83: (*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f))
84: #define pci_decompose_tag(c, t, bp, dp, fp) \
85: (*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp))
86: #define pci_conf_read(c, t, r) \
87: (*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r))
88: #define pci_conf_write(c, t, r, v) \
89: (*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v))
90: #define pci_intr_map(pa, ihp) \
91: (*(pa)->pa_pc->pc_intr_map)((pa), (ihp))
92: #define pci_intr_string(c, ih) \
93: (*(c)->pc_intr_string)((c)->pc_intr_v, (ih))
94: #define pci_intr_establish(c, ih, l, h, a, n) \
95: (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a), (n))
96: #define pci_intr_disestablish(c, iv) \
97: (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv))
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