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 * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26 /*
27 * MII overrides for other PHYs.
28 */
29
30 #include <sys/types.h>
31 #include <sys/ddi.h>
32 #include <sys/sunddi.h>
33 #include <sys/mii.h>
34 #include <sys/miiregs.h>
35 #include "miipriv.h"
36
37 #define OUI(MFG, VEND) { MII_OUI_##MFG, VEND }
38
39 static const struct {
40 uint32_t oui;
41 const char *vendor;
42 } other_vendors[] = {
43 OUI(ALTIMA, "Altima Communications"),
44 OUI(AMD, "Advanced Micro Devices"),
45 OUI(AMD_2, "Advanced Micro Devices"),
46 OUI(ATTANSIC, "Atheros/Attansic"),
47 OUI(BROADCOM, "Broadcom Corporation"),
48 OUI(BROADCOM_2, "Broadcom Corporation"),
49 OUI(CICADA, "Cicada Semiconductor"),
50 OUI(CICADA_2, "Cicada Semiconductor"),
51 OUI(DAVICOM, "Davicom Semiconductor"),
52 OUI(DAVICOM_2, "Davicom Semiconductor"),
53 OUI(ICPLUS, "IC Plus Corp."),
54 OUI(ICS, "Integrated Circuit Systems"),
55 OUI(LUCENT, "Lucent Technologies"),
56 OUI(INTEL, "Intel"),
57 OUI(MARVELL, "Marvell Technology"),
58 OUI(NATIONAL_SEMI, "National Semiconductor"),
59 OUI(NATIONAL_SEMI_2, "National Semiconductor"),
60 OUI(QUALITY_SEMI, "Quality Semiconductor"),
61 OUI(QUALITY_SEMI_2, "Quality Semiconductor"),
62 { 0, NULL }
63 };
64
65 #define ID(MFG, MODEL, DESC) \
66 { MII_OUI_##MFG, MII_MODEL_##MFG##_##MODEL, DESC }
67 #define IDN(MFG, N, MODEL, DESC) \
68 { MII_OUI_##MFG##_##N, MII_MODEL_##MFG##_##MODEL, DESC }
69 static const struct {
70 uint32_t oui;
71 uint32_t model;
72 const char *desc;
73 } other_phys[] = {
74
75 /*
76 * Altima phys are standard compliant.
77 * AMD Am79C874 and Am79C875 phys are work-alikes.
78 */
79 ID(ALTIMA, AC101, "AC101/Am79C874"),
80 ID(ALTIMA, AC101L, "AC101L"),
81 ID(ALTIMA, AM79C875, "Am79C875"),
82
83 /*
84 * AMD phys are pretty much standard.
85 */
86 ID(AMD, AM79C901, "Am79C901"),
87 ID(AMD, AM79C972, "Am79C792"),
88 ID(AMD, AM79C973, "Am79C793"),
89 IDN(AMD, 2, AM79C901, "Am79C901"),
90 IDN(AMD, 2, AM79C972, "Am79C792"),
91 IDN(AMD, 2, AM79C973, "Am79C793"),
92
93 /*
94 * Davicom phys are standard compliant.
95 */
96 ID(DAVICOM, DM9101, "DM9101"),
97 ID(DAVICOM, DM9102, "DM9102"),
98 ID(DAVICOM, DM9161, "DM9161"),
99 IDN(DAVICOM, 2, DM9101, "DM9101"),
100 IDN(DAVICOM, 2, DM9102, "DM9102"),
101
102 /*
103 * IC Plus phy is standard compliant.
104 */
105 ID(ICPLUS, IP101, "IP101"),
106
107 /*
108 * ICS phys need double read (bits are latched), have some
109 * faster polling support, and support for automatic power down.
110 * The framework deals with the first, we don't need the second,
111 * and the third is set to default anyway, so we don't need to
112 * use any special handling.
113 */
114 ID(ICS, ICS1889, "ICS1889"),
115 ID(ICS, ICS1890, "ICS1890"),
116 ID(ICS, ICS1892, "ICS1892"),
117 ID(ICS, ICS1893, "ICS1893"),
118
119 ID(LUCENT, LU6612, "LU6612"),
120
121 { 0, 0, NULL },
122 };
123
124 boolean_t
phy_other_probe(phy_handle_t * ph)125 phy_other_probe(phy_handle_t *ph)
126 {
127 uint32_t vid = MII_PHY_MFG(ph->phy_id);
128 uint32_t pid = MII_PHY_MODEL(ph->phy_id);
129
130 if ((ph->phy_id == 0) || (ph->phy_id == 0xffffffffU)) {
131 /*
132 * IDs are technically optional, but all discrete PHYs
133 * should have them.
134 */
135 ph->phy_vendor = "Internal";
136 ph->phy_model = "PHY";
137 }
138 for (int i = 0; other_vendors[i].vendor; i++) {
139 if (vid == other_vendors[i].oui) {
140 ph->phy_vendor = other_vendors[i].vendor;
141
142 for (int j = 0; other_phys[j].desc; j++) {
143 if (vid == other_phys[j].oui &&
144 pid == other_phys[j].model) {
145 ph->phy_model = other_phys[j].desc;
146 return (B_TRUE);
147 }
148 }
149
150 /* PHY from this vendor isn't known to us */
151 return (B_FALSE);
152 }
153 }
154 return (B_FALSE);
155 }
156