xref: /freebsd/sys/dev/mii/amphyreg.h (revision fcb560670601b2a4d87bb31d7531c8dcc37ee71b)
1 /*-
2  * Copyright (c) 1997, 1998, 1999
3  *	Bill Paul <wpaul@ee.columbia.edu>.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by Bill Paul.
16  * 4. Neither the name of the author nor the names of any co-contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30  * THE POSSIBILITY OF SUCH DAMAGE.
31  *
32  * $FreeBSD$
33  */
34 
35 #ifndef _DEV_MII_AMTPHYREG_H_
36 #define	_DEV_MII_AMTPHYREG_H_
37 
38 /*
39  * AMD Am79C873 registers.
40  */
41 
42 
43 #define MII_AMPHY_DSCR		0x10	/* Specified configuration register */a
44 #define DSCR_BP4B5B		0x8000	/* Bypass 4B5B encoding */
45 #define DSCR_BPSCR		0x4000	/* Bypass scrambler */
46 #define DSCR_BPALIGN		0x2000	/* Bypass symbol alignment */
47 #define DSCR_REPEATER		0x0800	/* Repeater mode */
48 #define DSCR_TX			0x0400	/* TX/FX mode control */
49 #define DSCR_UTP		0x0200	/* UTP/STP mode control */
50 #define DSCR_CLK25MDIS		0x0100	/* CLK25M disable */
51 #define DSCR_FGLNKTX		0x0080	/* Force good link at 100baseTX */
52 #define DSCR_LINKLEDCTL		0x0020	/* Link LED control */
53 #define DSCR_FDXLEDCTL		0x0010	/* FDX LED control */
54 #define DSCR_SMRTS		0x0008	/* Reset state machine */
55 #define DSCR_MFPSC		0x0004	/* Preamble surpression control */
56 #define DSCR_SLEEP		0x0002	/* Sleep mode */
57 #define DSCR_RLOUT		0x0001	/* Remote loopout control */
58 
59 #define MII_AMPHY_DSCSR		0x11	/* Specified configuration and status */
60 #define DSCSR_100FDX		0x8000	/* 100MBps full duplex */
61 #define DSCSR_100HDX		0x4000	/* 100Mbps half duplex */
62 #define DSCSR_10FDX		0x2000	/* 10Mbps full duplex */
63 #define DSCSR_10HDX		0x1000	/* 10Mbps half duplex */
64 #define DSCSR_PADDR		0x01F0	/* PHY address */
65 #define DSCSR_ASTAT		0x000F	/* Autonegotiation status */
66 
67 #define ASTAT_COMPLETE		0x8
68 #define ASTAT_PDLINK_READY_FAIL	0x7
69 #define ASTAT_PDLINK_READY	0x6
70 #define ASTAT_CONSTMATCH_FAIL	0x5
71 #define ASTAT_CONSTMATCH	0x4
72 #define ASTAT_ACKMATCH_FAIL	0x3
73 #define ASTAT_ACKMATCH		0x2
74 #define ASTAT_ABILITYMATCH	0x1
75 #define ASTAT_IDLE		0x0
76 
77 #define MII_AMPHY_T10CSRSCR	0x12	/* 10baseT configuration/status */
78 #define T10CSRSCR_LPEN		0x4000	/* Link pulse enable */
79 #define T10CSRSCR_HBE		0x2000	/* Heartbeat enable */
80 #define T10CSRSCR_JABEN		0x0800	/* Jabber enable */
81 #define T10CSRSCR_SER		0x0400	/* Serial mode enable */
82 #define T10CSRSCR_POLR		0x0001	/* Polarity reversed */
83 
84 #endif /* _DEV_MII_AMTPHYREG_H_ */
85