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
39static 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 }
69static 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
124boolean_t
125phy_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