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001: /*
002:  * linux/mii.h: definitions for MII-compatible transceivers
003:  * Originally drivers/net/sunhme.h.
004:  *
005:  * Copyright (C) 1996, 1999, 2001 David S. Miller (davem@redhat.com)
006:  */
007: 
008: #ifndef __LINUX_MII_H__
009: #define __LINUX_MII_H__
010: 
011: #include <linux/types.h>
012: 
013: /* Generic MII registers. */
014: #define MII_BMCR                0x00    /* Basic mode control register */
015: #define MII_BMSR                0x01    /* Basic mode status register  */
016: #define MII_PHYSID1             0x02    /* PHYS ID 1                   */
017: #define MII_PHYSID2             0x03    /* PHYS ID 2                   */
018: #define MII_ADVERTISE           0x04    /* Advertisement control reg   */
019: #define MII_LPA                 0x05    /* Link partner ability reg    */
020: #define MII_EXPANSION           0x06    /* Expansion register          */
021: #define MII_CTRL1000            0x09    /* 1000BASE-T control          */
022: #define MII_STAT1000            0x0a    /* 1000BASE-T status           */
023: #define MII_ESTATUS             0x0f    /* Extended Status             */
024: #define MII_DCOUNTER            0x12    /* Disconnect counter          */
025: #define MII_FCSCOUNTER          0x13    /* False carrier counter       */
026: #define MII_NWAYTEST            0x14    /* N-way auto-neg test reg     */
027: #define MII_RERRCOUNTER         0x15    /* Receive error counter       */
028: #define MII_SREVISION           0x16    /* Silicon revision            */
029: #define MII_RESV1               0x17    /* Reserved...                 */
030: #define MII_LBRERROR            0x18    /* Lpback, rx, bypass error    */
031: #define MII_PHYADDR             0x19    /* PHY address                 */
032: #define MII_RESV2               0x1a    /* Reserved...                 */
033: #define MII_TPISTATUS           0x1b    /* TPI status for 10mbps       */
034: #define MII_NCONFIG             0x1c    /* Network interface config    */
035: 
036: /* Basic mode control register. */
037: #define BMCR_RESV               0x003f  /* Unused...                   */
038: #define BMCR_SPEED1000          0x0040  /* MSB of Speed (1000)         */
039: #define BMCR_CTST               0x0080  /* Collision test              */
040: #define BMCR_FULLDPLX           0x0100  /* Full duplex                 */
041: #define BMCR_ANRESTART          0x0200  /* Auto negotiation restart    */
042: #define BMCR_ISOLATE            0x0400  /* Isolate data paths from MII */
043: #define BMCR_PDOWN              0x0800  /* Enable low power state      */
044: #define BMCR_ANENABLE           0x1000  /* Enable auto negotiation     */
045: #define BMCR_SPEED100           0x2000  /* Select 100Mbps              */
046: #define BMCR_LOOPBACK           0x4000  /* TXD loopback bits           */
047: #define BMCR_RESET              0x8000  /* Reset to default state      */
048: 
049: /* Basic mode status register. */
050: #define BMSR_ERCAP              0x0001  /* Ext-reg capability          */
051: #define BMSR_JCD                0x0002  /* Jabber detected             */
052: #define BMSR_LSTATUS            0x0004  /* Link status                 */
053: #define BMSR_ANEGCAPABLE        0x0008  /* Able to do auto-negotiation */
054: #define BMSR_RFAULT             0x0010  /* Remote fault detected       */
055: #define BMSR_ANEGCOMPLETE       0x0020  /* Auto-negotiation complete   */
056: #define BMSR_RESV               0x00c0  /* Unused...                   */
057: #define BMSR_ESTATEN            0x0100  /* Extended Status in R15      */
058: #define BMSR_100HALF2           0x0200  /* Can do 100BASE-T2 HDX       */
059: #define BMSR_100FULL2           0x0400  /* Can do 100BASE-T2 FDX       */
060: #define BMSR_10HALF             0x0800  /* Can do 10mbps, half-duplex  */
061: #define BMSR_10FULL             0x1000  /* Can do 10mbps, full-duplex  */
062: #define BMSR_100HALF            0x2000  /* Can do 100mbps, half-duplex */
063: #define BMSR_100FULL            0x4000  /* Can do 100mbps, full-duplex */
064: #define BMSR_100BASE4           0x8000  /* Can do 100mbps, 4k packets  */
065: 
066: /* Advertisement control register. */
067: #define ADVERTISE_SLCT          0x001f  /* Selector bits               */
068: #define ADVERTISE_CSMA          0x0001  /* Only selector supported     */
069: #define ADVERTISE_10HALF        0x0020  /* Try for 10mbps half-duplex  */
070: #define ADVERTISE_1000XFULL     0x0020  /* Try for 1000BASE-X full-duplex */
071: #define ADVERTISE_10FULL        0x0040  /* Try for 10mbps full-duplex  */
072: #define ADVERTISE_1000XHALF     0x0040  /* Try for 1000BASE-X half-duplex */
073: #define ADVERTISE_100HALF       0x0080  /* Try for 100mbps half-duplex */
074: #define ADVERTISE_1000XPAUSE    0x0080  /* Try for 1000BASE-X pause    */
075: #define ADVERTISE_100FULL       0x0100  /* Try for 100mbps full-duplex */
076: #define ADVERTISE_1000XPSE_ASYM 0x0100  /* Try for 1000BASE-X asym pause */
077: #define ADVERTISE_100BASE4      0x0200  /* Try for 100mbps 4k packets  */
078: #define ADVERTISE_PAUSE_CAP     0x0400  /* Try for pause               */
079: #define ADVERTISE_PAUSE_ASYM    0x0800  /* Try for asymetric pause     */
080: #define ADVERTISE_RESV          0x1000  /* Unused...                   */
081: #define ADVERTISE_RFAULT        0x2000  /* Say we can detect faults    */
082: #define ADVERTISE_LPACK         0x4000  /* Ack link partners response  */
083: #define ADVERTISE_NPAGE         0x8000  /* Next page bit               */
084: 
085: #define ADVERTISE_FULL          (ADVERTISE_100FULL | ADVERTISE_10FULL | \
086:                                   ADVERTISE_CSMA)
087: #define ADVERTISE_ALL           (ADVERTISE_10HALF | ADVERTISE_10FULL | \
088:                                   ADVERTISE_100HALF | ADVERTISE_100FULL)
089: 
090: /* Link partner ability register. */
091: #define LPA_SLCT                0x001f  /* Same as advertise selector  */
092: #define LPA_10HALF              0x0020  /* Can do 10mbps half-duplex   */
093: #define LPA_1000XFULL           0x0020  /* Can do 1000BASE-X full-duplex */
094: #define LPA_10FULL              0x0040  /* Can do 10mbps full-duplex   */
095: #define LPA_1000XHALF           0x0040  /* Can do 1000BASE-X half-duplex */
096: #define LPA_100HALF             0x0080  /* Can do 100mbps half-duplex  */
097: #define LPA_1000XPAUSE          0x0080  /* Can do 1000BASE-X pause     */
098: #define LPA_100FULL             0x0100  /* Can do 100mbps full-duplex  */
099: #define LPA_1000XPAUSE_ASYM     0x0100  /* Can do 1000BASE-X pause asym*/
100: #define LPA_100BASE4            0x0200  /* Can do 100mbps 4k packets   */
101: #define LPA_PAUSE_CAP           0x0400  /* Can pause                   */
102: #define LPA_PAUSE_ASYM          0x0800  /* Can pause asymetrically     */
103: #define LPA_RESV                0x1000  /* Unused...                   */
104: #define LPA_RFAULT              0x2000  /* Link partner faulted        */
105: #define LPA_LPACK               0x4000  /* Link partner acked us       */
106: #define LPA_NPAGE               0x8000  /* Next page bit               */
107: 
108: #define LPA_DUPLEX              (LPA_10FULL | LPA_100FULL)
109: #define LPA_100                 (LPA_100FULL | LPA_100HALF | LPA_100BASE4)
110: 
111: /* Expansion register for auto-negotiation. */
112: #define EXPANSION_NWAY          0x0001  /* Can do N-way auto-nego      */
113: #define EXPANSION_LCWP          0x0002  /* Got new RX page code word   */
114: #define EXPANSION_ENABLENPAGE   0x0004  /* This enables npage words    */
115: #define EXPANSION_NPCAPABLE     0x0008  /* Link partner supports npage */
116: #define EXPANSION_MFAULTS       0x0010  /* Multiple faults detected    */
117: #define EXPANSION_RESV          0xffe0  /* Unused...                   */
118: 
119: #define ESTATUS_1000_TFULL      0x2000  /* Can do 1000BT Full          */
120: #define ESTATUS_1000_THALF      0x1000  /* Can do 1000BT Half          */
121: 
122: /* N-way test register. */
123: #define NWAYTEST_RESV1          0x00ff  /* Unused...                   */
124: #define NWAYTEST_LOOPBACK       0x0100  /* Enable loopback for N-way   */
125: #define NWAYTEST_RESV2          0xfe00  /* Unused...                   */
126: 
127: /* 1000BASE-T Control register */
128: #define ADVERTISE_1000FULL      0x0200  /* Advertise 1000BASE-T full duplex */
129: #define ADVERTISE_1000HALF      0x0100  /* Advertise 1000BASE-T half duplex */
130: #define CTL1000_AS_MASTER       0x0800
131: #define CTL1000_ENABLE_MASTER   0x1000
132: 
133: /* 1000BASE-T Status register */
134: #define LPA_1000LOCALRXOK       0x2000  /* Link partner local receiver status */
135: #define LPA_1000REMRXOK         0x1000  /* Link partner remote receiver status */
136: #define LPA_1000FULL            0x0800  /* Link partner 1000BASE-T full duplex */
137: #define LPA_1000HALF            0x0400  /* Link partner 1000BASE-T half duplex */
138: 
139: /* Flow control flags */
140: #define FLOW_CTRL_TX            0x01
141: #define FLOW_CTRL_RX            0x02
142: 
143: /* This structure is used in all SIOCxMIIxxx ioctl calls */
144: struct mii_ioctl_data {
145:         __u16           phy_id;
146:         __u16           reg_num;
147:         __u16           val_in;
148:         __u16           val_out;
149: };
150: 
151: #endif /* __LINUX_MII_H__ */
152: 

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