drivers/net/sfc/gmii.h

   1 /****************************************************************************
   2  * Driver for Solarflare Solarstorm network controllers and boards
   3  * Copyright 2005-2006 Fen Systems Ltd.
   4  * Copyright 2006-2008 Solarflare Communications Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 as published
   8  * by the Free Software Foundation, incorporated herein by reference.
   9  */
  10
  11 #ifndef EFX_GMII_H
  12 #define EFX_GMII_H
  13
  14 /*
  15  * GMII interface
  16  */
  17
  18 #include <linux/mii.h>
  19
  20 /* GMII registers, excluding registers already defined as MII
  21  * registers in mii.h
  22  */
  23 #define GMII_IER                0x12    /* Interrupt enable register */
  24 #define GMII_ISR                0x13    /* Interrupt status register */
  25
  26 /* Interrupt enable register */
  27 #define IER_ANEG_ERR            0x8000  /* Bit 15 - autonegotiation error */
  28 #define IER_SPEED_CHG           0x4000  /* Bit 14 - speed changed */
  29 #define IER_DUPLEX_CHG          0x2000  /* Bit 13 - duplex changed */
  30 #define IER_PAGE_RCVD           0x1000  /* Bit 12 - page received */
  31 #define IER_ANEG_DONE           0x0800  /* Bit 11 - autonegotiation complete */
  32 #define IER_LINK_CHG            0x0400  /* Bit 10 - link status changed */
  33 #define IER_SYM_ERR             0x0200  /* Bit 9 - symbol error */
  34 #define IER_FALSE_CARRIER       0x0100  /* Bit 8 - false carrier */
  35 #define IER_FIFO_ERR            0x0080  /* Bit 7 - FIFO over/underflow */
  36 #define IER_MDIX_CHG            0x0040  /* Bit 6 - MDI crossover changed */
  37 #define IER_DOWNSHIFT           0x0020  /* Bit 5 - downshift */
  38 #define IER_ENERGY              0x0010  /* Bit 4 - energy detect */
  39 #define IER_DTE_POWER           0x0004  /* Bit 2 - DTE power detect */
  40 #define IER_POLARITY_CHG        0x0002  /* Bit 1 - polarity changed */
  41 #define IER_JABBER              0x0001  /* Bit 0 - jabber */
  42
  43 /* Interrupt status register */
  44 #define ISR_ANEG_ERR            0x8000  /* Bit 15 - autonegotiation error */
  45 #define ISR_SPEED_CHG           0x4000  /* Bit 14 - speed changed */
  46 #define ISR_DUPLEX_CHG          0x2000  /* Bit 13 - duplex changed */
  47 #define ISR_PAGE_RCVD           0x1000  /* Bit 12 - page received */
  48 #define ISR_ANEG_DONE           0x0800  /* Bit 11 - autonegotiation complete */
  49 #define ISR_LINK_CHG            0x0400  /* Bit 10 - link status changed */
  50 #define ISR_SYM_ERR             0x0200  /* Bit 9 - symbol error */
  51 #define ISR_FALSE_CARRIER       0x0100  /* Bit 8 - false carrier */
  52 #define ISR_FIFO_ERR            0x0080  /* Bit 7 - FIFO over/underflow */
  53 #define ISR_MDIX_CHG            0x0040  /* Bit 6 - MDI crossover changed */
  54 #define ISR_DOWNSHIFT           0x0020  /* Bit 5 - downshift */
  55 #define ISR_ENERGY              0x0010  /* Bit 4 - energy detect */
  56 #define ISR_DTE_POWER           0x0004  /* Bit 2 - DTE power detect */
  57 #define ISR_POLARITY_CHG        0x0002  /* Bit 1 - polarity changed */
  58 #define ISR_JABBER              0x0001  /* Bit 0 - jabber */
  59
  60 #endif /* EFX_GMII_H */