drivers/net/ixp2000/ixp2400-msf.h

   1 /*
   2  * Generic library functions for the MSF (Media and Switch Fabric) unit
   3  * found on the Intel IXP2400 network processor.
   4  *
   5  * Copyright (C) 2004, 2005 Lennert Buytenhek <buytenh@wantstofly.org>
   6  * Dedicated to Marija Kulikova.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU Lesser General Public License as
  10  * published by the Free Software Foundation; either version 2.1 of the
  11  * License, or (at your option) any later version.
  12  */
  13
  14 #ifndef __IXP2400_MSF_H
  15 #define __IXP2400_MSF_H
  16
  17 struct ixp2400_msf_parameters
  18 {
  19         u32                             rx_mode;
  20         unsigned                        rxclk01_multiplier:2;
  21         unsigned                        rxclk23_multiplier:2;
  22         unsigned                        rx_poll_ports:6;
  23         u32                             rx_channel_mode[4];
  24
  25         u32                             tx_mode;
  26         unsigned                        txclk01_multiplier:2;
  27         unsigned                        txclk23_multiplier:2;
  28         unsigned                        tx_poll_ports:6;
  29         u32                             tx_channel_mode[4];
  30 };
  31
  32 void ixp2400_msf_init(struct ixp2400_msf_parameters *mp);
  33
  34 #define IXP2400_PLL_MULTIPLIER_48               0x00
  35 #define IXP2400_PLL_MULTIPLIER_24               0x01
  36 #define IXP2400_PLL_MULTIPLIER_16               0x02
  37 #define IXP2400_PLL_MULTIPLIER_12               0x03
  38
  39 #define IXP2400_RX_MODE_CSIX                    0x00400000
  40 #define IXP2400_RX_MODE_UTOPIA_POS              0x00000000
  41 #define IXP2400_RX_MODE_WIDTH_MASK              0x00300000
  42 #define IXP2400_RX_MODE_1x16_2x8                0x00300000
  43 #define IXP2400_RX_MODE_4x8                     0x00200000
  44 #define IXP2400_RX_MODE_2x16                    0x00100000
  45 #define IXP2400_RX_MODE_1x32                    0x00000000
  46 #define IXP2400_RX_MODE_MPHY                    0x00080000
  47 #define IXP2400_RX_MODE_SPHY                    0x00000000
  48 #define IXP2400_RX_MODE_MPHY_32                 0x00040000
  49 #define IXP2400_RX_MODE_MPHY_4                  0x00000000
  50 #define IXP2400_RX_MODE_MPHY_POLLED_STATUS      0x00020000
  51 #define IXP2400_RX_MODE_MPHY_DIRECT_STATUS      0x00000000
  52 #define IXP2400_RX_MODE_CBUS_FULL_DUPLEX        0x00010000
  53 #define IXP2400_RX_MODE_CBUS_SIMPLEX            0x00000000
  54 #define IXP2400_RX_MODE_MPHY_LEVEL2             0x00004000
  55 #define IXP2400_RX_MODE_MPHY_LEVEL3             0x00000000
  56 #define IXP2400_RX_MODE_CBUS_8BIT               0x00002000
  57 #define IXP2400_RX_MODE_CBUS_4BIT               0x00000000
  58 #define IXP2400_RX_MODE_CSIX_SINGLE_FREELIST    0x00000200
  59 #define IXP2400_RX_MODE_CSIX_SPLIT_FREELISTS    0x00000000
  60 #define IXP2400_RX_MODE_RBUF_SIZE_MASK          0x0000000c
  61 #define IXP2400_RX_MODE_RBUF_SIZE_256           0x00000008
  62 #define IXP2400_RX_MODE_RBUF_SIZE_128           0x00000004
  63 #define IXP2400_RX_MODE_RBUF_SIZE_64            0x00000000
  64
  65 #define IXP2400_PORT_RX_MODE_SLAVE              0x00000040
  66 #define IXP2400_PORT_RX_MODE_MASTER             0x00000000
  67 #define IXP2400_PORT_RX_MODE_POS_PHY_L3         0x00000020
  68 #define IXP2400_PORT_RX_MODE_POS_PHY_L2         0x00000000
  69 #define IXP2400_PORT_RX_MODE_POS_PHY            0x00000010
  70 #define IXP2400_PORT_RX_MODE_UTOPIA             0x00000000
  71 #define IXP2400_PORT_RX_MODE_EVEN_PARITY        0x0000000c
  72 #define IXP2400_PORT_RX_MODE_ODD_PARITY         0x00000008
  73 #define IXP2400_PORT_RX_MODE_NO_PARITY          0x00000000
  74 #define IXP2400_PORT_RX_MODE_UTOPIA_BIG_CELLS   0x00000002
  75 #define IXP2400_PORT_RX_MODE_UTOPIA_NORMAL_CELLS        0x00000000
  76 #define IXP2400_PORT_RX_MODE_2_CYCLE_DECODE     0x00000001
  77 #define IXP2400_PORT_RX_MODE_1_CYCLE_DECODE     0x00000000
  78
  79 #define IXP2400_TX_MODE_CSIX                    0x00400000
  80 #define IXP2400_TX_MODE_UTOPIA_POS              0x00000000
  81 #define IXP2400_TX_MODE_WIDTH_MASK              0x00300000
  82 #define IXP2400_TX_MODE_1x16_2x8                0x00300000
  83 #define IXP2400_TX_MODE_4x8                     0x00200000
  84 #define IXP2400_TX_MODE_2x16                    0x00100000
  85 #define IXP2400_TX_MODE_1x32                    0x00000000
  86 #define IXP2400_TX_MODE_MPHY                    0x00080000
  87 #define IXP2400_TX_MODE_SPHY                    0x00000000
  88 #define IXP2400_TX_MODE_MPHY_32                 0x00040000
  89 #define IXP2400_TX_MODE_MPHY_4                  0x00000000
  90 #define IXP2400_TX_MODE_MPHY_POLLED_STATUS      0x00020000
  91 #define IXP2400_TX_MODE_MPHY_DIRECT_STATUS      0x00000000
  92 #define IXP2400_TX_MODE_CBUS_FULL_DUPLEX        0x00010000
  93 #define IXP2400_TX_MODE_CBUS_SIMPLEX            0x00000000
  94 #define IXP2400_TX_MODE_MPHY_LEVEL2             0x00004000
  95 #define IXP2400_TX_MODE_MPHY_LEVEL3             0x00000000
  96 #define IXP2400_TX_MODE_CBUS_8BIT               0x00002000
  97 #define IXP2400_TX_MODE_CBUS_4BIT               0x00000000
  98 #define IXP2400_TX_MODE_TBUF_SIZE_MASK          0x0000000c
  99 #define IXP2400_TX_MODE_TBUF_SIZE_256           0x00000008
 100 #define IXP2400_TX_MODE_TBUF_SIZE_128           0x00000004
 101 #define IXP2400_TX_MODE_TBUF_SIZE_64            0x00000000
 102
 103 #define IXP2400_PORT_TX_MODE_SLAVE              0x00000040
 104 #define IXP2400_PORT_TX_MODE_MASTER             0x00000000
 105 #define IXP2400_PORT_TX_MODE_POS_PHY            0x00000010
 106 #define IXP2400_PORT_TX_MODE_UTOPIA             0x00000000
 107 #define IXP2400_PORT_TX_MODE_EVEN_PARITY        0x0000000c
 108 #define IXP2400_PORT_TX_MODE_ODD_PARITY         0x00000008
 109 #define IXP2400_PORT_TX_MODE_NO_PARITY          0x00000000
 110 #define IXP2400_PORT_TX_MODE_UTOPIA_BIG_CELLS   0x00000002
 111 #define IXP2400_PORT_TX_MODE_2_CYCLE_DECODE     0x00000001
 112 #define IXP2400_PORT_TX_MODE_1_CYCLE_DECODE     0x00000000
 113
 114
 115 #endif