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15d014d1 LB |
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 |