iPXE
mii.h
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00001 #ifndef _MII_H_
00002 #define _MII_H_
00003 
00004 /** @file
00005  *
00006  * Media Independent Interface constants
00007  *
00008  * Extracted from Linux's include/linux/mii.h
00009  *
00010  * Copyright (C) 1996, 1999, 2001 David S. Miller (davem@redhat.com)
00011  *
00012  */
00013 
00014 FILE_LICENCE ( GPL2_ONLY );
00015 
00016 /* Generic MII registers. */
00017 #define MII_BMCR            0x00        /* Basic mode control register */
00018 #define MII_BMSR            0x01        /* Basic mode status register  */
00019 #define MII_PHYSID1         0x02        /* PHYS ID 1                   */
00020 #define MII_PHYSID2         0x03        /* PHYS ID 2                   */
00021 #define MII_ADVERTISE       0x04        /* Advertisement control reg   */
00022 #define MII_LPA             0x05        /* Link partner ability reg    */
00023 #define MII_EXPANSION       0x06        /* Expansion register          */
00024 #define MII_CTRL1000        0x09        /* 1000BASE-T control          */
00025 #define MII_STAT1000        0x0a        /* 1000BASE-T status           */
00026 #define MII_ESTATUS         0x0f        /* Extended Status */
00027 #define MII_DCOUNTER        0x12        /* Disconnect counter          */
00028 #define MII_FCSCOUNTER      0x13        /* False carrier counter       */
00029 #define MII_NWAYTEST        0x14        /* N-way auto-neg test reg     */
00030 #define MII_RERRCOUNTER     0x15        /* Receive error counter       */
00031 #define MII_SREVISION       0x16        /* Silicon revision            */
00032 #define MII_RESV1           0x17        /* Reserved...                 */
00033 #define MII_LBRERROR        0x18        /* Lpback, rx, bypass error    */
00034 #define MII_PHYADDR         0x19        /* PHY address                 */
00035 #define MII_RESV2           0x1a        /* Reserved...                 */
00036 #define MII_TPISTATUS       0x1b        /* TPI status for 10mbps       */
00037 #define MII_NCONFIG         0x1c        /* Network interface config    */
00038 
00039 /* Basic mode control register. */
00040 #define BMCR_RESV               0x003f  /* Unused...                   */
00041 #define BMCR_SPEED1000          0x0040  /* MSB of Speed (1000)         */
00042 #define BMCR_CTST               0x0080  /* Collision test              */
00043 #define BMCR_FULLDPLX           0x0100  /* Full duplex                 */
00044 #define BMCR_ANRESTART          0x0200  /* Auto negotiation restart    */
00045 #define BMCR_ISOLATE            0x0400  /* Disconnect DP83840 from MII */
00046 #define BMCR_PDOWN              0x0800  /* Powerdown the DP83840       */
00047 #define BMCR_ANENABLE           0x1000  /* Enable auto negotiation     */
00048 #define BMCR_SPEED100           0x2000  /* Select 100Mbps              */
00049 #define BMCR_LOOPBACK           0x4000  /* TXD loopback bits           */
00050 #define BMCR_RESET              0x8000  /* Reset the DP83840           */
00051 
00052 /* Basic mode status register. */
00053 #define BMSR_ERCAP              0x0001  /* Ext-reg capability          */
00054 #define BMSR_JCD                0x0002  /* Jabber detected             */
00055 #define BMSR_LSTATUS            0x0004  /* Link status                 */
00056 #define BMSR_ANEGCAPABLE        0x0008  /* Able to do auto-negotiation */
00057 #define BMSR_RFAULT             0x0010  /* Remote fault detected       */
00058 #define BMSR_ANEGCOMPLETE       0x0020  /* Auto-negotiation complete   */
00059 #define BMSR_RESV               0x00c0  /* Unused...                   */
00060 #define BMSR_ESTATEN            0x0100  /* Extended Status in R15 */
00061 #define BMSR_100HALF2           0x0200  /* Can do 100BASE-T2 HDX */
00062 #define BMSR_100FULL2           0x0400  /* Can do 100BASE-T2 FDX */
00063 #define BMSR_10HALF             0x0800  /* Can do 10mbps, half-duplex  */
00064 #define BMSR_10FULL             0x1000  /* Can do 10mbps, full-duplex  */
00065 #define BMSR_100HALF            0x2000  /* Can do 100mbps, half-duplex */
00066 #define BMSR_100FULL            0x4000  /* Can do 100mbps, full-duplex */
00067 #define BMSR_100BASE4           0x8000  /* Can do 100mbps, 4k packets  */
00068 
00069 /* Advertisement control register. */
00070 #define ADVERTISE_SLCT          0x001f  /* Selector bits               */
00071 #define ADVERTISE_CSMA          0x0001  /* Only selector supported     */
00072 #define ADVERTISE_10HALF        0x0020  /* Try for 10mbps half-duplex  */
00073 #define ADVERTISE_1000XFULL     0x0020  /* Try for 1000BASE-X full-duplex */
00074 #define ADVERTISE_10FULL        0x0040  /* Try for 10mbps full-duplex  */
00075 #define ADVERTISE_1000XHALF     0x0040  /* Try for 1000BASE-X half-duplex */
00076 #define ADVERTISE_100HALF       0x0080  /* Try for 100mbps half-duplex */
00077 #define ADVERTISE_1000XPAUSE    0x0080  /* Try for 1000BASE-X pause    */
00078 #define ADVERTISE_100FULL       0x0100  /* Try for 100mbps full-duplex */
00079 #define ADVERTISE_1000XPSE_ASYM 0x0100  /* Try for 1000BASE-X asym pause */
00080 #define ADVERTISE_100BASE4      0x0200  /* Try for 100mbps 4k packets  */
00081 #define ADVERTISE_PAUSE_CAP     0x0400  /* Try for pause               */
00082 #define ADVERTISE_PAUSE_ASYM    0x0800  /* Try for asymetric pause     */
00083 #define ADVERTISE_RESV          0x1000  /* Unused...                   */
00084 #define ADVERTISE_RFAULT        0x2000  /* Say we can detect faults    */
00085 #define ADVERTISE_LPACK         0x4000  /* Ack link partners response  */
00086 #define ADVERTISE_NPAGE         0x8000  /* Next page bit               */
00087 
00088 #define ADVERTISE_FULL ( ADVERTISE_100FULL | ADVERTISE_10FULL | \
00089                          ADVERTISE_CSMA)
00090 #define ADVERTISE_ALL ( ADVERTISE_10HALF | ADVERTISE_10FULL |   \
00091                         ADVERTISE_100HALF | ADVERTISE_100FULL )
00092 
00093 /* Link partner ability register. */
00094 #define LPA_SLCT                0x001f  /* Same as advertise selector  */
00095 #define LPA_10HALF              0x0020  /* Can do 10mbps half-duplex   */
00096 #define LPA_1000XFULL           0x0020  /* Can do 1000BASE-X full-duplex */
00097 #define LPA_10FULL              0x0040  /* Can do 10mbps full-duplex   */
00098 #define LPA_1000XHALF           0x0040  /* Can do 1000BASE-X half-duplex */
00099 #define LPA_100HALF             0x0080  /* Can do 100mbps half-duplex  */
00100 #define LPA_1000XPAUSE          0x0080  /* Can do 1000BASE-X pause     */
00101 #define LPA_100FULL             0x0100  /* Can do 100mbps full-duplex  */
00102 #define LPA_1000XPAUSE_ASYM     0x0100  /* Can do 1000BASE-X pause asym*/
00103 #define LPA_100BASE4            0x0200  /* Can do 100mbps 4k packets   */
00104 #define LPA_PAUSE_CAP           0x0400  /* Can pause                   */
00105 #define LPA_PAUSE_ASYM          0x0800  /* Can pause asymetrically     */
00106 #define LPA_RESV                0x1000  /* Unused...                   */
00107 #define LPA_RFAULT              0x2000  /* Link partner faulted        */
00108 #define LPA_LPACK               0x4000  /* Link partner acked us       */
00109 #define LPA_NPAGE               0x8000  /* Next page bit               */
00110 
00111 #define LPA_DUPLEX              ( LPA_10FULL | LPA_100FULL )
00112 #define LPA_100                 ( LPA_100FULL | LPA_100HALF | LPA_100BASE4 )
00113 
00114 /* Expansion register for auto-negotiation. */
00115 #define EXPANSION_NWAY          0x0001  /* Can do N-way auto-nego      */
00116 #define EXPANSION_LCWP          0x0002  /* Got new RX page code word   */
00117 #define EXPANSION_ENABLENPAGE   0x0004  /* This enables npage words    */
00118 #define EXPANSION_NPCAPABLE     0x0008  /* Link partner supports npage */
00119 #define EXPANSION_MFAULTS       0x0010  /* Multiple faults detected    */
00120 #define EXPANSION_RESV          0xffe0  /* Unused...                   */
00121 
00122 #define ESTATUS_1000_TFULL      0x2000  /* Can do 1000BT Full */
00123 #define ESTATUS_1000_THALF      0x1000  /* Can do 1000BT Half */
00124 
00125 /* N-way test register. */
00126 #define NWAYTEST_RESV1          0x00ff  /* Unused...                   */
00127 #define NWAYTEST_LOOPBACK       0x0100  /* Enable loopback for N-way   */
00128 #define NWAYTEST_RESV2          0xfe00  /* Unused...                   */
00129 
00130 /* 1000BASE-T Control register */
00131 #define ADVERTISE_1000FULL      0x0200  /* Advertise 1000BASE-T full duplex */
00132 #define ADVERTISE_1000HALF      0x0100  /* Advertise 1000BASE-T half duplex */
00133 
00134 /* 1000BASE-T Status register */
00135 #define LPA_1000LOCALRXOK       0x2000  /* Partner local receiver status */
00136 #define LPA_1000REMRXOK         0x1000  /* Partner remote receiver status */
00137 #define LPA_1000FULL            0x0800  /* Partner 1000BASE-T full duplex */
00138 #define LPA_1000HALF            0x0400  /* Partner 1000BASE-T half duplex */
00139 
00140 #include <ipxe/netdevice.h>
00141 
00142 struct mii_if_info {
00143         int phy_id;
00144         int advertising;
00145         int phy_id_mask;
00146         int reg_num_mask;
00147 
00148         unsigned int full_duplex : 1;   /* is full duplex? */
00149         unsigned int force_media : 1;   /* is autoneg. disabled? */
00150         unsigned int supports_gmii : 1; /* are GMII registers supported? */
00151 
00152         struct net_device *dev;
00153         int (*mdio_read) (struct net_device *dev, int phy_id, int location);
00154         void (*mdio_write) (struct net_device *dev, int phy_id, int location, int val);
00155 };
00156 
00157 #endif