Annotation of sys/arch/sparc64/dev/ebusvar.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: ebusvar.h,v 1.6 2007/04/04 18:38:54 kettenis Exp $ */
2: /* $NetBSD: ebusvar.h,v 1.5 2001/07/20 00:07:13 eeh Exp $ */
3:
4: /*
5: * Copyright (c) 1999, 2000 Matthew R. Green
6: * All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. The name of the author may not be used to endorse or promote products
17: * derived from this software without specific prior written permission.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
24: * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26: * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
27: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
30: */
31:
32: #ifndef _SPARC64_DEV_EBUSVAR_H_
33: #define _SPARC64_DEV_EBUSVAR_H_
34:
35: /*
36: * ebus arguments; ebus attaches to a pci, and devices attach
37: * to the ebus.
38: */
39:
40: struct ebus_attach_args {
41: char *ea_name; /* PROM name */
42: int ea_node; /* PROM node */
43:
44: bus_space_tag_t ea_memtag;
45: bus_space_tag_t ea_iotag;
46: bus_dma_tag_t ea_dmatag;
47:
48: struct ebus_regs *ea_regs; /* registers */
49: u_int32_t *ea_vaddrs; /* virtual addrs */
50: u_int32_t *ea_intrs; /* interrupts */
51:
52: int ea_nregs; /* number of them */
53: int ea_nvaddrs;
54: int ea_nintrs;
55: };
56:
57: struct ebus_softc {
58: struct device sc_dev;
59:
60: int sc_node;
61:
62: bus_space_tag_t sc_memtag; /* from pci */
63: bus_space_tag_t sc_iotag; /* from pci */
64: bus_dma_tag_t sc_dmatag; /* XXX */
65:
66: void *sc_range;
67: struct ebus_interrupt_map *sc_intmap;
68: struct ebus_interrupt_map_mask sc_intmapmask;
69:
70: int sc_nrange; /* counters */
71: int sc_nintmap;
72:
73: int sc_ign;
74:
75: bus_space_tag_t sc_bust;
76: bus_addr_t sc_csr;
77: bus_space_handle_t sc_csrh;
78: };
79:
80:
81: int ebus_setup_attach_args(struct ebus_softc *, int,
82: struct ebus_attach_args *);
83: void ebus_destroy_attach_args(struct ebus_attach_args *);
84: int ebus_print(void *, const char *);
85:
86:
87: bus_dma_tag_t ebus_alloc_dma_tag(struct ebus_softc *, bus_dma_tag_t);
88:
89: #define ebus_bus_map(t, bt, a, s, f, v, hp) \
90: bus_space_map(t, a, s, f, hp)
91:
92: #endif /* _SPARC64_DEV_EBUSVAR_H_ */
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