1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef	_HB_MDESC_H
28#define	_HB_MDESC_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#include <fm/topo_mod.h>
33
34#ifdef	__cplusplus
35extern "C" {
36#endif
37
38/*
39 * Node/Field names in the PRI/MD
40 */
41#define	MD_STR_ID		"id"
42#define	MD_STR_IODEVICE		"iodevice"
43#define	MD_STR_DEVICE_TYPE	"device-type"
44#define	MD_STR_PCIEX		"pciex"
45#define	MD_STR_CFGHDL		"cfg-handle"
46
47/* A root complex */
48typedef struct md_rc {
49	int16_t id;			/* physical id of the rc */
50	uint64_t cfg_handle;		/* bus address */
51} md_rc_t;
52
53/* A hostbridge */
54typedef struct md_hb {
55	int16_t id;			/* physiscal id of the hostbridge */
56	md_rc_t *rcs;			/* a list of pciex root complexes */
57	int16_t srcs;			/* size of the rcs */
58	int16_t nrcs;			/* count of rc entries in rcs */
59} md_hb_t;
60
61typedef struct md_info {
62	md_hb_t *hbs;			/* a list of hostbridges */
63	int16_t shbs;			/* size of the hbs */
64	int16_t nhbs;			/* count of hb entries in hbs */
65} md_info_t;
66
67
68extern int hb_mdesc_init(topo_mod_t *mod, md_info_t *hbmdp);
69extern void hb_mdesc_fini(topo_mod_t *mod, md_info_t *hbmdp);
70
71extern md_hb_t *hb_find_hb(md_info_t *hbmd, int hbid);
72
73#ifdef __cplusplus
74}
75#endif
76
77#endif	/* _HB_MDESC_H */
78