xref: /plan9/sys/src/9/teg2/ethermii.h (revision 3de6a9c0b3d5cf34fc4090d0bf1930d83799a7fd)
1 typedef struct Mii Mii;
2 typedef struct MiiPhy MiiPhy;
3 
4 enum {					/* registers */
5 	Bmcr		= 0x00,		/* Basic Mode Control */
6 	Bmsr		= 0x01,		/* Basic Mode Status */
7 	Phyidr1		= 0x02,		/* PHY Identifier #1 */
8 	Phyidr2		= 0x03,		/* PHY Identifier #2 */
9 	Anar		= 0x04,		/* Auto-Negotiation Advertisement */
10 	Anlpar		= 0x05,		/* AN Link Partner Ability */
11 	Aner		= 0x06,		/* AN Expansion */
12 	Annptr		= 0x07,		/* AN Next Page TX */
13 	Annprr		= 0x08,		/* AN Next Page RX */
14 	Mscr		= 0x09,		/* MASTER-SLAVE Control */
15 	Mssr		= 0x0A,		/* MASTER-SLAVE Status */
16 	Esr		= 0x0F,		/* Extended Status */
17 
18 	NMiiPhyr	= 32,
19 	NMiiPhy		= 32,
20 };
21 
22 enum {					/* Bmcr */
23 	BmcrSs1		= 0x0040,	/* Speed Select[1] */
24 	BmcrCte		= 0x0080,	/* Collision Test Enable */
25 	BmcrDm		= 0x0100,	/* Duplex Mode */
26 	BmcrRan		= 0x0200,	/* Restart Auto-Negotiation */
27 	BmcrI		= 0x0400,	/* Isolate */
28 	BmcrPd		= 0x0800,	/* Power Down */
29 	BmcrAne		= 0x1000,	/* Auto-Negotiation Enable */
30 	BmcrSs0		= 0x2000,	/* Speed Select[0] */
31 	BmcrLe		= 0x4000,	/* Loopback Enable */
32 	BmcrR		= 0x8000,	/* Reset */
33 };
34 
35 enum {					/* Bmsr */
36 	BmsrEc		= 0x0001,	/* Extended Capability */
37 	BmsrJd		= 0x0002,	/* Jabber Detect */
38 	BmsrLs		= 0x0004,	/* Link Status */
39 	BmsrAna		= 0x0008,	/* Auto-Negotiation Ability */
40 	BmsrRf		= 0x0010,	/* Remote Fault */
41 	BmsrAnc		= 0x0020,	/* Auto-Negotiation Complete */
42 	BmsrPs		= 0x0040,	/* Preamble Suppression Capable */
43 	BmsrEs		= 0x0100,	/* Extended Status */
44 	Bmsr100T2HD	= 0x0200,	/* 100BASE-T2 HD Capable */
45 	Bmsr100T2FD	= 0x0400,	/* 100BASE-T2 FD Capable */
46 	Bmsr10THD	= 0x0800,	/* 10BASE-T HD Capable */
47 	Bmsr10TFD	= 0x1000,	/* 10BASE-T FD Capable */
48 	Bmsr100TXHD	= 0x2000,	/* 100BASE-TX HD Capable */
49 	Bmsr100TXFD	= 0x4000,	/* 100BASE-TX FD Capable */
50 	Bmsr100T4	= 0x8000,	/* 100BASE-T4 Capable */
51 };
52 
53 enum {					/* Anar/Anlpar */
54 	Ana10HD		= 0x0020,	/* Advertise 10BASE-T */
55 	Ana10FD		= 0x0040,	/* Advertise 10BASE-T FD */
56 	AnaTXHD		= 0x0080,	/* Advertise 100BASE-TX */
57 	AnaTXFD		= 0x0100,	/* Advertise 100BASE-TX FD */
58 	AnaT4		= 0x0200,	/* Advertise 100BASE-T4 */
59 	AnaP		= 0x0400,	/* Pause */
60 	AnaAP		= 0x0800,	/* Asymmetrical Pause */
61 	AnaRf		= 0x2000,	/* Remote Fault */
62 	AnaAck		= 0x4000,	/* Acknowledge */
63 	AnaNp		= 0x8000,	/* Next Page Indication */
64 };
65 
66 enum {					/* Mscr */
67 	Mscr1000THD	= 0x0100,	/* Advertise 1000BASE-T HD */
68 	Mscr1000TFD	= 0x0200,	/* Advertise 1000BASE-T FD */
69 };
70 
71 enum {					/* Mssr */
72 	Mssr1000THD	= 0x0400,	/* Link Partner 1000BASE-T HD able */
73 	Mssr1000TFD	= 0x0800,	/* Link Partner 1000BASE-T FD able */
74 };
75 
76 enum {					/* Esr */
77 	Esr1000THD	= 0x1000,	/* 1000BASE-T HD Capable */
78 	Esr1000TFD	= 0x2000,	/* 1000BASE-T FD Capable */
79 	Esr1000XHD	= 0x4000,	/* 1000BASE-X HD Capable */
80 	Esr1000XFD	= 0x8000,	/* 1000BASE-X FD Capable */
81 };
82 
83 typedef struct Mii {
84 	Lock;
85 	int	nphy;
86 	int	mask;
87 	MiiPhy*	phy[NMiiPhy];
88 	MiiPhy*	curphy;
89 
90 	void*	ctlr;
91 	int	(*mir)(Mii*, int, int);
92 	int	(*miw)(Mii*, int, int, int);
93 } Mii;
94 
95 typedef struct MiiPhy {
96 	Mii*	mii;
97 	int	oui;
98 	int	phyno;
99 
100 	int	anar;
101 	int	fc;
102 	int	mscr;
103 
104 	int	link;
105 	int	speed;
106 	int	fd;
107 	int	rfc;
108 	int	tfc;
109 };
110 
111 extern int mii(Mii*, int);
112 extern int miiane(Mii*, int, int, int);
113 extern int miimir(Mii*, int);
114 extern int miimiw(Mii*, int, int);
115 extern int miireset(Mii*);
116 extern int miistatus(Mii*);
117