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 2009 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #include <fm/topo_mod.h>
28 #include <did_props.h>
29
30 /*
31 * Including the following file gives us definitions of the three
32 * global arrays used to adjust labels, Slot_Rewrites, Physlot_Names,
33 * and Missing_Names. With those defined we can use the common labeling
34 * routines for pci.
35 */
36 #include "pci_sun4u.h"
37
38 #include "pci_sun4.h"
39 #include <strings.h>
40
41 int
platform_pci_label(topo_mod_t * mod,tnode_t * node,nvlist_t * in,nvlist_t ** out)42 platform_pci_label(topo_mod_t *mod, tnode_t *node, nvlist_t *in,
43 nvlist_t **out)
44 {
45 return (pci_label_cmn(mod, node, in, out));
46 }
47 int
platform_pci_fru(topo_mod_t * mod,tnode_t * node,nvlist_t * in,nvlist_t ** out)48 platform_pci_fru(topo_mod_t *mod, tnode_t *node, nvlist_t *in,
49 nvlist_t **out)
50 {
51 return (pci_fru_compute(mod, node, in, out));
52 }
53
54 /*
55 * Sun-Fire platform function to test whether the hostbridge which
56 * this PCI device is associated with is an Xmits or not. This
57 * function applies to E3800, E48xx, E4900, E6800, and E6900.
58 *
59 * Return 1 if the hostbridge is an Xmits otherwise return 0.
60 *
61 * This check is done by walking up the topo tree and checking the
62 * associated device info nodes for a binding name or a compatible
63 * name matching that of Xmits.
64 */
65 int
sunfire_test_func(topo_mod_t * mod,did_t * dp)66 sunfire_test_func(topo_mod_t *mod, did_t *dp)
67 {
68 tnode_t *tp;
69 int done, xmits_found, i, n;
70 char *compatible_names, *binding_name;
71
72 done = xmits_found = 0;
73 tp = did_gettnode(dp);
74
75 while (!done) {
76 topo_mod_dprintf(mod, "%s: dp=0x%p, tp=0x%p\n",
77 __func__, dp, tp);
78
79 /*
80 * Check binding name.
81 */
82 binding_name = di_binding_name(did_dinode(dp));
83 if (binding_name != NULL) {
84 topo_mod_dprintf(mod, "%s: binding_name=%s\n",
85 __func__, binding_name);
86 if (strncmp(binding_name, XMITS_COMPAT,
87 sizeof (XMITS_COMPAT)) == 0) {
88 done = xmits_found = 1;
89 break;
90 }
91 }
92
93 /*
94 * Check compatible names.
95 */
96 n = di_compatible_names(did_dinode(dp), &compatible_names);
97 for (i = 0; i < n; i++) {
98 topo_mod_dprintf(mod, "%s: compatible_name[%d]=%s\n",
99 __func__, i, compatible_names);
100 if (strncmp(compatible_names, XMITS_COMPAT,
101 sizeof (XMITS_COMPAT)) == 0) {
102 done = xmits_found = 1;
103 break;
104 }
105 compatible_names += strlen(compatible_names) + 1;
106 }
107
108 /*
109 * Walk up the tree until we hit the top or hit
110 * a non-PCI device.
111 */
112 if (((tp = topo_node_parent(tp)) == NULL) ||
113 (dp = did_find(mod, topo_node_getspecific(tp))) == NULL) {
114 done = 1;
115 break;
116 }
117 }
118
119 return (xmits_found);
120 }
121