Annotation of sys/arch/powerpc/pci/pci_machdep.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: pci_machdep.h,v 1.15 2006/05/10 00:07:40 brad 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:
34: /*
35: * Types provided to machine-independent PCI code
36: */
37: typedef struct ppc_pci_chipset *pci_chipset_tag_t;
38: typedef u_long pcitag_t;
39: typedef u_long pci_intr_handle_t;
40:
41: /*
42: * ppc-specific PCI structure and type definitions.
43: * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
44: */
45: struct ppc_pci_chipset {
46: void *pc_conf_v;
47: void (*pc_attach_hook)(struct device *,
48: struct device *, struct pcibus_attach_args *);
49: int (*pc_bus_maxdevs)(void *, int);
50: pcitag_t (*pc_make_tag)(void *, int, int, int);
51: void (*pc_decompose_tag)(void *, pcitag_t, int *,
52: int *, int *);
53: pcireg_t (*pc_conf_read)(void *, pcitag_t, int);
54: void (*pc_conf_write)(void *, pcitag_t, int, pcireg_t);
55:
56: void *pc_intr_v;
57: int (*pc_intr_map)(void *, pcitag_t, int, int,
58: pci_intr_handle_t *);
59: const char *(*pc_intr_string)(void *, pci_intr_handle_t);
60: int (*pc_intr_line)(void *, pci_intr_handle_t);
61: void *(*pc_intr_establish)(void *, pci_intr_handle_t,
62: int, int (*)(void *), void *, char *);
63: void (*pc_intr_disestablish)(void *, void *);
64: int (*pc_ether_hw_addr)(struct ppc_pci_chipset *, u_int8_t *);
65: };
66:
67: int pci_intr_line(pci_intr_handle_t ih);
68:
69: /*
70: * Functions provided to machine-independent PCI code.
71: */
72: #define pci_attach_hook(p, s, pba) \
73: (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
74: #define pci_bus_maxdevs(c, b) \
75: (*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b))
76: #define pci_make_tag(c, b, d, f) \
77: (*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f))
78: #define pci_decompose_tag(c, t, bp, dp, fp) \
79: (*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp))
80: #define pci_conf_read(c, t, r) \
81: (*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r))
82: #define pci_conf_write(c, t, r, v) \
83: (*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v))
84: #define pci_intr_map(pa, ihp) \
85: (*((pa)->pa_pc)->pc_intr_map)((pa)->pa_pc->pc_intr_v, \
86: (pa)->pa_intrtag, (pa)->pa_intrpin, (pa)->pa_intrline, (ihp))
87: #define pci_intr_line(ih) (ih)
88: #define pci_intr_string(c, ih) \
89: (*(c)->pc_intr_string)((c)->pc_intr_v, (ih))
90: #define pci_intr_establish(c, ih, l, h, a, nm) \
91: (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a), (nm))
92: #define pci_intr_disestablish(c, iv) \
93: (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv))
94: #define pci_ether_hw_addr(c, s) \
95: (*(c)->pc_ether_hw_addr)((c), (s))
96:
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