1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
2 | /* |
3 | * linux/mii.h: definitions for MII-compatible transceivers |
4 | * Originally drivers/net/sunhme.h. |
5 | * |
6 | * Copyright (C) 1996, 1999, 2001 David S. Miller (davem@redhat.com) |
7 | */ |
8 | |
9 | #ifndef _UAPI__LINUX_MII_H__ |
10 | #define _UAPI__LINUX_MII_H__ |
11 | |
12 | #include <linux/types.h> |
13 | #include <linux/ethtool.h> |
14 | |
15 | /* Generic MII registers. */ |
16 | #define MII_BMCR 0x00 /* Basic mode control register */ |
17 | #define MII_BMSR 0x01 /* Basic mode status register */ |
18 | #define MII_PHYSID1 0x02 /* PHYS ID 1 */ |
19 | #define MII_PHYSID2 0x03 /* PHYS ID 2 */ |
20 | #define MII_ADVERTISE 0x04 /* Advertisement control reg */ |
21 | #define MII_LPA 0x05 /* Link partner ability reg */ |
22 | #define MII_EXPANSION 0x06 /* Expansion register */ |
23 | #define MII_CTRL1000 0x09 /* 1000BASE-T control */ |
24 | #define MII_STAT1000 0x0a /* 1000BASE-T status */ |
25 | #define MII_MMD_CTRL 0x0d /* MMD Access Control Register */ |
26 | #define MII_MMD_DATA 0x0e /* MMD Access Data Register */ |
27 | #define MII_ESTATUS 0x0f /* Extended Status */ |
28 | #define MII_DCOUNTER 0x12 /* Disconnect counter */ |
29 | #define MII_FCSCOUNTER 0x13 /* False carrier counter */ |
30 | #define MII_NWAYTEST 0x14 /* N-way auto-neg test reg */ |
31 | #define MII_RERRCOUNTER 0x15 /* Receive error counter */ |
32 | #define MII_SREVISION 0x16 /* Silicon revision */ |
33 | #define MII_RESV1 0x17 /* Reserved... */ |
34 | #define MII_LBRERROR 0x18 /* Lpback, rx, bypass error */ |
35 | #define MII_PHYADDR 0x19 /* PHY address */ |
36 | #define MII_RESV2 0x1a /* Reserved... */ |
37 | #define MII_TPISTATUS 0x1b /* TPI status for 10mbps */ |
38 | #define MII_NCONFIG 0x1c /* Network interface config */ |
39 | |
40 | /* Basic mode control register. */ |
41 | #define BMCR_RESV 0x003f /* Unused... */ |
42 | #define BMCR_SPEED1000 0x0040 /* MSB of Speed (1000) */ |
43 | #define BMCR_CTST 0x0080 /* Collision test */ |
44 | #define BMCR_FULLDPLX 0x0100 /* Full duplex */ |
45 | #define BMCR_ANRESTART 0x0200 /* Auto negotiation restart */ |
46 | #define BMCR_ISOLATE 0x0400 /* Isolate data paths from MII */ |
47 | #define BMCR_PDOWN 0x0800 /* Enable low power state */ |
48 | #define BMCR_ANENABLE 0x1000 /* Enable auto negotiation */ |
49 | #define BMCR_SPEED100 0x2000 /* Select 100Mbps */ |
50 | #define BMCR_LOOPBACK 0x4000 /* TXD loopback bits */ |
51 | #define BMCR_RESET 0x8000 /* Reset to default state */ |
52 | #define BMCR_SPEED10 0x0000 /* Select 10Mbps */ |
53 | |
54 | /* Basic mode status register. */ |
55 | #define BMSR_ERCAP 0x0001 /* Ext-reg capability */ |
56 | #define BMSR_JCD 0x0002 /* Jabber detected */ |
57 | #define BMSR_LSTATUS 0x0004 /* Link status */ |
58 | #define BMSR_ANEGCAPABLE 0x0008 /* Able to do auto-negotiation */ |
59 | #define BMSR_RFAULT 0x0010 /* Remote fault detected */ |
60 | #define BMSR_ANEGCOMPLETE 0x0020 /* Auto-negotiation complete */ |
61 | #define BMSR_RESV 0x00c0 /* Unused... */ |
62 | #define BMSR_ESTATEN 0x0100 /* Extended Status in R15 */ |
63 | #define BMSR_100HALF2 0x0200 /* Can do 100BASE-T2 HDX */ |
64 | #define BMSR_100FULL2 0x0400 /* Can do 100BASE-T2 FDX */ |
65 | #define BMSR_10HALF 0x0800 /* Can do 10mbps, half-duplex */ |
66 | #define BMSR_10FULL 0x1000 /* Can do 10mbps, full-duplex */ |
67 | #define BMSR_100HALF 0x2000 /* Can do 100mbps, half-duplex */ |
68 | #define BMSR_100FULL 0x4000 /* Can do 100mbps, full-duplex */ |
69 | #define BMSR_100BASE4 0x8000 /* Can do 100mbps, 4k packets */ |
70 | |
71 | /* Advertisement control register. */ |
72 | #define ADVERTISE_SLCT 0x001f /* Selector bits */ |
73 | #define ADVERTISE_CSMA 0x0001 /* Only selector supported */ |
74 | #define ADVERTISE_10HALF 0x0020 /* Try for 10mbps half-duplex */ |
75 | #define ADVERTISE_1000XFULL 0x0020 /* Try for 1000BASE-X full-duplex */ |
76 | #define ADVERTISE_10FULL 0x0040 /* Try for 10mbps full-duplex */ |
77 | #define ADVERTISE_1000XHALF 0x0040 /* Try for 1000BASE-X half-duplex */ |
78 | #define ADVERTISE_100HALF 0x0080 /* Try for 100mbps half-duplex */ |
79 | #define ADVERTISE_1000XPAUSE 0x0080 /* Try for 1000BASE-X pause */ |
80 | #define ADVERTISE_100FULL 0x0100 /* Try for 100mbps full-duplex */ |
81 | #define ADVERTISE_1000XPSE_ASYM 0x0100 /* Try for 1000BASE-X asym pause */ |
82 | #define ADVERTISE_100BASE4 0x0200 /* Try for 100mbps 4k packets */ |
83 | #define ADVERTISE_PAUSE_CAP 0x0400 /* Try for pause */ |
84 | #define ADVERTISE_PAUSE_ASYM 0x0800 /* Try for asymetric pause */ |
85 | #define ADVERTISE_RESV 0x1000 /* Unused... */ |
86 | #define ADVERTISE_RFAULT 0x2000 /* Say we can detect faults */ |
87 | #define ADVERTISE_LPACK 0x4000 /* Ack link partners response */ |
88 | #define ADVERTISE_NPAGE 0x8000 /* Next page bit */ |
89 | |
90 | #define ADVERTISE_FULL (ADVERTISE_100FULL | ADVERTISE_10FULL | \ |
91 | ADVERTISE_CSMA) |
92 | #define ADVERTISE_ALL (ADVERTISE_10HALF | ADVERTISE_10FULL | \ |
93 | ADVERTISE_100HALF | ADVERTISE_100FULL) |
94 | |
95 | /* Link partner ability register. */ |
96 | #define LPA_SLCT 0x001f /* Same as advertise selector */ |
97 | #define LPA_10HALF 0x0020 /* Can do 10mbps half-duplex */ |
98 | #define LPA_1000XFULL 0x0020 /* Can do 1000BASE-X full-duplex */ |
99 | #define LPA_10FULL 0x0040 /* Can do 10mbps full-duplex */ |
100 | #define LPA_1000XHALF 0x0040 /* Can do 1000BASE-X half-duplex */ |
101 | #define LPA_100HALF 0x0080 /* Can do 100mbps half-duplex */ |
102 | #define LPA_1000XPAUSE 0x0080 /* Can do 1000BASE-X pause */ |
103 | #define LPA_100FULL 0x0100 /* Can do 100mbps full-duplex */ |
104 | #define LPA_1000XPAUSE_ASYM 0x0100 /* Can do 1000BASE-X pause asym*/ |
105 | #define LPA_100BASE4 0x0200 /* Can do 100mbps 4k packets */ |
106 | #define LPA_PAUSE_CAP 0x0400 /* Can pause */ |
107 | #define LPA_PAUSE_ASYM 0x0800 /* Can pause asymetrically */ |
108 | #define LPA_RESV 0x1000 /* Unused... */ |
109 | #define LPA_RFAULT 0x2000 /* Link partner faulted */ |
110 | #define LPA_LPACK 0x4000 /* Link partner acked us */ |
111 | #define LPA_NPAGE 0x8000 /* Next page bit */ |
112 | |
113 | #define LPA_DUPLEX (LPA_10FULL | LPA_100FULL) |
114 | #define LPA_100 (LPA_100FULL | LPA_100HALF | LPA_100BASE4) |
115 | |
116 | /* Expansion register for auto-negotiation. */ |
117 | #define EXPANSION_NWAY 0x0001 /* Can do N-way auto-nego */ |
118 | #define EXPANSION_LCWP 0x0002 /* Got new RX page code word */ |
119 | #define EXPANSION_ENABLENPAGE 0x0004 /* This enables npage words */ |
120 | #define EXPANSION_NPCAPABLE 0x0008 /* Link partner supports npage */ |
121 | #define EXPANSION_MFAULTS 0x0010 /* Multiple faults detected */ |
122 | #define EXPANSION_RESV 0xffe0 /* Unused... */ |
123 | |
124 | #define ESTATUS_1000_XFULL 0x8000 /* Can do 1000BaseX Full */ |
125 | #define ESTATUS_1000_XHALF 0x4000 /* Can do 1000BaseX Half */ |
126 | #define ESTATUS_1000_TFULL 0x2000 /* Can do 1000BT Full */ |
127 | #define ESTATUS_1000_THALF 0x1000 /* Can do 1000BT Half */ |
128 | |
129 | /* N-way test register. */ |
130 | #define NWAYTEST_RESV1 0x00ff /* Unused... */ |
131 | #define NWAYTEST_LOOPBACK 0x0100 /* Enable loopback for N-way */ |
132 | #define NWAYTEST_RESV2 0xfe00 /* Unused... */ |
133 | |
134 | /* MAC and PHY tx_config_Reg[15:0] for SGMII in-band auto-negotiation.*/ |
135 | #define ADVERTISE_SGMII 0x0001 /* MAC can do SGMII */ |
136 | #define LPA_SGMII 0x0001 /* PHY can do SGMII */ |
137 | #define LPA_SGMII_SPD_MASK 0x0c00 /* SGMII speed mask */ |
138 | #define LPA_SGMII_FULL_DUPLEX 0x1000 /* SGMII full duplex */ |
139 | #define LPA_SGMII_DPX_SPD_MASK 0x1C00 /* SGMII duplex and speed bits */ |
140 | #define LPA_SGMII_10 0x0000 /* 10Mbps */ |
141 | #define LPA_SGMII_10HALF 0x0000 /* Can do 10mbps half-duplex */ |
142 | #define LPA_SGMII_10FULL 0x1000 /* Can do 10mbps full-duplex */ |
143 | #define LPA_SGMII_100 0x0400 /* 100Mbps */ |
144 | #define LPA_SGMII_100HALF 0x0400 /* Can do 100mbps half-duplex */ |
145 | #define LPA_SGMII_100FULL 0x1400 /* Can do 100mbps full-duplex */ |
146 | #define LPA_SGMII_1000 0x0800 /* 1000Mbps */ |
147 | #define LPA_SGMII_1000HALF 0x0800 /* Can do 1000mbps half-duplex */ |
148 | #define LPA_SGMII_1000FULL 0x1800 /* Can do 1000mbps full-duplex */ |
149 | #define LPA_SGMII_LINK 0x8000 /* PHY link with copper-side partner */ |
150 | |
151 | /* 1000BASE-T Control register */ |
152 | #define ADVERTISE_1000FULL 0x0200 /* Advertise 1000BASE-T full duplex */ |
153 | #define ADVERTISE_1000HALF 0x0100 /* Advertise 1000BASE-T half duplex */ |
154 | #define CTL1000_PREFER_MASTER 0x0400 /* prefer to operate as master */ |
155 | #define CTL1000_AS_MASTER 0x0800 |
156 | #define CTL1000_ENABLE_MASTER 0x1000 |
157 | |
158 | /* 1000BASE-T Status register */ |
159 | #define LPA_1000MSFAIL 0x8000 /* Master/Slave resolution failure */ |
160 | #define LPA_1000MSRES 0x4000 /* Master/Slave resolution status */ |
161 | #define LPA_1000LOCALRXOK 0x2000 /* Link partner local receiver status */ |
162 | #define LPA_1000REMRXOK 0x1000 /* Link partner remote receiver status */ |
163 | #define LPA_1000FULL 0x0800 /* Link partner 1000BASE-T full duplex */ |
164 | #define LPA_1000HALF 0x0400 /* Link partner 1000BASE-T half duplex */ |
165 | |
166 | /* Flow control flags */ |
167 | #define FLOW_CTRL_TX 0x01 |
168 | #define FLOW_CTRL_RX 0x02 |
169 | |
170 | /* MMD Access Control register fields */ |
171 | #define MII_MMD_CTRL_DEVAD_MASK 0x1f /* Mask MMD DEVAD*/ |
172 | #define MII_MMD_CTRL_ADDR 0x0000 /* Address */ |
173 | #define MII_MMD_CTRL_NOINCR 0x4000 /* no post increment */ |
174 | #define MII_MMD_CTRL_INCR_RDWT 0x8000 /* post increment on reads & writes */ |
175 | #define MII_MMD_CTRL_INCR_ON_WT 0xC000 /* post increment on writes only */ |
176 | |
177 | /* This structure is used in all SIOCxMIIxxx ioctl calls */ |
178 | struct mii_ioctl_data { |
179 | __u16 phy_id; |
180 | __u16 reg_num; |
181 | __u16 val_in; |
182 | __u16 val_out; |
183 | }; |
184 | |
185 | #endif /* _UAPI__LINUX_MII_H__ */ |
186 | |