xref: /openbsd/sys/arch/sparc64/dev/centralvar.h (revision 34b4634a)
1 /*	$OpenBSD: centralvar.h,v 1.1 2004/09/22 21:31:51 jason Exp $	*/
2 
3 /*
4  * Copyright (c) 2004 Jason L. Wright (jason@thought.net)
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
18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR 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 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 IN
25  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 struct central_reg {
30 	u_int32_t	cbr_slot;
31 	u_int32_t	cbr_offset;
32 	u_int32_t	cbr_size;
33 };
34 
35 struct central_attach_args {
36 	char *ca_name;
37 	bus_space_tag_t ca_bustag;
38 	struct central_reg *ca_reg;
39 	int ca_node;
40 	int ca_nreg;
41 };
42 
43 struct central_range {
44 	u_int32_t	cspace;		/* Client space */
45 	u_int32_t	coffset;	/* Client offset */
46 	u_int32_t	pspace;		/* Parent space */
47 	u_int32_t	poffset;	/* Parent offset */
48 	u_int32_t	size;		/* Size in bytes of this range */
49 };
50 
51 #define	central_bus_map(t, slot, offset, sz, flags, hp)		\
52     bus_space_map(t, BUS_ADDR(slot, offset), sz, flags, hp)
53