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, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26#pragma ident	"%Z%%M%	%I%	%E% SMI"
27
28#include <picl.h>
29#include <picldefs.h>
30#include "fru_access_impl.h"
31
32#define	SNOWBIRD		"SUNW,Netra-CP2300"
33
34/*
35 * check if the code is running on correct chassis or not.
36 * return :
37 *		0	- if we are on Snowbird
38 *		-1	- if we are on wrong system
39 *			  if there is any error
40 */
41int
42fruaccess_platmod_check_chassis()
43{
44	picl_nodehdl_t chassish;
45	char chassis_type[PICL_PROPNAMELEN_MAX];
46
47	if (ptree_get_node_by_path(PICL_FRUTREE_CHASSIS,
48		&chassish) != PICL_SUCCESS) {
49		return (-1);
50	}
51
52	if (ptree_get_propval_by_name(chassish, PICL_PROP_CHASSIS_TYPE,
53		chassis_type, sizeof (chassis_type)) != PICL_SUCCESS) {
54		return (-1);
55	}
56
57	if (strcmp(chassis_type, SNOWBIRD) == 0) {
58		return (0);
59	} else {
60		return (-1);
61	}
62}
63
64/*
65 * intialize the format structure, fill in src and dest addresses
66 */
67picl_errno_t
68fruaccess_platmod_init_format(uint8_t slot_no, format_t *fru_format)
69{
70	/* initialize src and dest addresses */
71	fru_format->src = IPMB_ADDR(slot_no);
72	fru_format->dest = fru_format->src;
73	return (PICL_SUCCESS);
74}
75
76/*
77 * do all valid checks for fru
78 * return :	0 if we can probe for fru
79 *		-1 if probing is not required
80 */
81int
82fruaccess_platmod_check_fru(picl_nodehdl_t parenth)
83{
84	int retval;
85	char type[PICL_PROPSIZE_MAX];
86	picl_nodehdl_t chassish, loc_parenth;
87
88	retval = ptree_get_propval_by_name(parenth, PICL_PROP_SLOT_TYPE,
89		(void *)type, PICL_PROPSIZE_MAX);
90	if (retval != PICL_SUCCESS) {
91		return (-1);
92	}
93
94	/* check only for pci and cpci slots */
95	if ((strcmp(type, PICL_SLOT_CPCI) != 0) &&
96		(strcmp(type, PICL_SLOT_PCI) != 0)) {
97		return (-1);
98	}
99
100	/* check if location is direct parent of chassis or not */
101	if (ptree_get_node_by_path(PICL_FRUTREE_CHASSIS,
102		&chassish) != PICL_SUCCESS) {
103		return (-1);
104	}
105
106	retval = ptree_get_propval_by_name(parenth, PICL_PROP_PARENT,
107		(void *)&loc_parenth, sizeof (loc_parenth));
108	if (retval != PICL_SUCCESS) {
109		return (-1);
110	}
111
112	if (chassish != loc_parenth) {
113		return (-1);
114	}
115	return (0);
116}
117