| 1 | /*
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| 2 | * linux/mii.h: definitions for MII-compatible transceivers
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| 3 | * Originally drivers/net/sunhme.h.
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| 4 | *
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| 5 | * Copyright (C) 1996, 1999, 2001 David S. Miller ([email protected])
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| 6 | *
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| 7 | * Copied Form Linux 2.4.25 an unneeded items removed by:
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| 8 | * Timothy Legge (timlegge at etherboot dot org)
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| 9 | *
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| 10 | * 03/26/2004
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| 11 | */
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| 12 |
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| 13 | /* Generic MII registers. */
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| 14 |
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| 15 | #define MII_BMCR 0x00 /* Basic mode control register */
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| 16 | #define MII_BMSR 0x01 /* Basic mode status register */
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| 17 | #define MII_PHYSID1 0x02 /* PHYS ID 1 */
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| 18 | #define MII_PHYSID2 0x03 /* PHYS ID 2 */
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| 19 | #define MII_ADVERTISE 0x04 /* Advertisement control reg */
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| 20 | #define MII_LPA 0x05 /* Link partner ability reg */
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| 21 | #define MII_EXPANSION 0x06 /* Expansion register */
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| 22 | #define MII_DCOUNTER 0x12 /* Disconnect counter */
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| 23 | #define MII_FCSCOUNTER 0x13 /* False carrier counter */
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| 24 | #define MII_NWAYTEST 0x14 /* N-way auto-neg test reg */
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| 25 | #define MII_RERRCOUNTER 0x15 /* Receive error counter */
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| 26 | #define MII_SREVISION 0x16 /* Silicon revision */
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| 27 | #define MII_RESV1 0x17 /* Reserved... */
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| 28 | #define MII_LBRERROR 0x18 /* Lpback, rx, bypass error */
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| 29 | #define MII_PHYADDR 0x19 /* PHY address */
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| 30 | #define MII_RESV2 0x1a /* Reserved... */
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| 31 | #define MII_TPISTATUS 0x1b /* TPI status for 10mbps */
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| 32 | #define MII_NCONFIG 0x1c /* Network interface config */
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| 33 |
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| 34 | /* Basic mode control register. */
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| 35 | #define BMCR_RESV 0x007f /* Unused... */
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| 36 | #define BMCR_CTST 0x0080 /* Collision test */
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| 37 | #define BMCR_FULLDPLX 0x0100 /* Full duplex */
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| 38 | #define BMCR_ANRESTART 0x0200 /* Auto negotiation restart */
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| 39 | #define BMCR_ISOLATE 0x0400 /* Disconnect DP83840 from MII */
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| 40 | #define BMCR_PDOWN 0x0800 /* Powerdown the DP83840 */
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| 41 | #define BMCR_ANENABLE 0x1000 /* Enable auto negotiation */
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| 42 | #define BMCR_SPEED100 0x2000 /* Select 100Mbps */
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| 43 | #define BMCR_LOOPBACK 0x4000 /* TXD loopback bits */
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| 44 | #define BMCR_RESET 0x8000 /* Reset the DP83840 */
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| 45 |
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| 46 | /* Basic mode status register. */
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| 47 | #define BMSR_ERCAP 0x0001 /* Ext-reg capability */
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| 48 | #define BMSR_JCD 0x0002 /* Jabber detected */
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| 49 | #define BMSR_LSTATUS 0x0004 /* Link status */
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| 50 | #define BMSR_ANEGCAPABLE 0x0008 /* Able to do auto-negotiation */
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| 51 | #define BMSR_RFAULT 0x0010 /* Remote fault detected */
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| 52 | #define BMSR_ANEGCOMPLETE 0x0020 /* Auto-negotiation complete */
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| 53 | #define BMSR_RESV 0x07c0 /* Unused... */
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| 54 | #define BMSR_10HALF 0x0800 /* Can do 10mbps, half-duplex */
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| 55 | #define BMSR_10FULL 0x1000 /* Can do 10mbps, full-duplex */
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| 56 | #define BMSR_100HALF 0x2000 /* Can do 100mbps, half-duplex */
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| 57 | #define BMSR_100FULL 0x4000 /* Can do 100mbps, full-duplex */
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| 58 | #define BMSR_100BASE4 0x8000 /* Can do 100mbps, 4k packets */
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| 59 |
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| 60 | /* Advertisement control register. */
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| 61 | #define ADVERTISE_SLCT 0x001f /* Selector bits */
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| 62 | #define ADVERTISE_CSMA 0x0001 /* Only selector supported */
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| 63 | #define ADVERTISE_10HALF 0x0020 /* Try for 10mbps half-duplex */
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| 64 | #define ADVERTISE_10FULL 0x0040 /* Try for 10mbps full-duplex */
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| 65 | #define ADVERTISE_100HALF 0x0080 /* Try for 100mbps half-duplex */
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| 66 | #define ADVERTISE_100FULL 0x0100 /* Try for 100mbps full-duplex */
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| 67 | #define ADVERTISE_100BASE4 0x0200 /* Try for 100mbps 4k packets */
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| 68 | #define ADVERTISE_RESV 0x1c00 /* Unused... */
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| 69 | #define ADVERTISE_RFAULT 0x2000 /* Say we can detect faults */
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| 70 | #define ADVERTISE_LPACK 0x4000 /* Ack link partners response */
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| 71 | #define ADVERTISE_NPAGE 0x8000 /* Next page bit */
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| 72 |
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| 73 | #define ADVERTISE_FULL (ADVERTISE_100FULL | ADVERTISE_10FULL | \
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| 74 | ADVERTISE_CSMA)
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| 75 | #define ADVERTISE_ALL (ADVERTISE_10HALF | ADVERTISE_10FULL | \
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| 76 | ADVERTISE_100HALF | ADVERTISE_100FULL)
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| 77 |
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| 78 | /* Link partner ability register. */
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| 79 | #define LPA_SLCT 0x001f /* Same as advertise selector */
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| 80 | #define LPA_10HALF 0x0020 /* Can do 10mbps half-duplex */
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| 81 | #define LPA_10FULL 0x0040 /* Can do 10mbps full-duplex */
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| 82 | #define LPA_100HALF 0x0080 /* Can do 100mbps half-duplex */
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| 83 | #define LPA_100FULL 0x0100 /* Can do 100mbps full-duplex */
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| 84 | #define LPA_100BASE4 0x0200 /* Can do 100mbps 4k packets */
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| 85 | #define LPA_RESV 0x1c00 /* Unused... */
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| 86 | #define LPA_RFAULT 0x2000 /* Link partner faulted */
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| 87 | #define LPA_LPACK 0x4000 /* Link partner acked us */
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| 88 | #define LPA_NPAGE 0x8000 /* Next page bit */
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| 89 |
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| 90 | #define LPA_DUPLEX (LPA_10FULL | LPA_100FULL)
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| 91 | #define LPA_100 (LPA_100FULL | LPA_100HALF | LPA_100BASE4)
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| 92 |
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| 93 | /* Expansion register for auto-negotiation. */
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| 94 | #define EXPANSION_NWAY 0x0001 /* Can do N-way auto-nego */
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| 95 | #define EXPANSION_LCWP 0x0002 /* Got new RX page code word */
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| 96 | #define EXPANSION_ENABLENPAGE 0x0004 /* This enables npage words */
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| 97 | #define EXPANSION_NPCAPABLE 0x0008 /* Link partner supports npage */
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| 98 | #define EXPANSION_MFAULTS 0x0010 /* Multiple faults detected */
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| 99 | #define EXPANSION_RESV 0xffe0 /* Unused... */
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| 100 |
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| 101 | /* N-way test register. */
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| 102 | #define NWAYTEST_RESV1 0x00ff /* Unused... */
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| 103 | #define NWAYTEST_LOOPBACK 0x0100 /* Enable loopback for N-way */
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| 104 | #define NWAYTEST_RESV2 0xfe00 /* Unused... */
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| 105 |
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