| Lennert Buytenhek | 15d014d | 2005-11-11 18:23:13 +0100 | [diff] [blame] | 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 |