1 | /* $OpenBSD: if_mosreg.h,v 1.3 2008/11/22 09:46:12 deraadt Exp $ */
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2 | /*
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3 | * Copyright (c) 2010 Rick van der Zwet <info@rickvanderzwet.nl>
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4 | *
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5 | * Permission to use, copy, modify, and distribute this software for any
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6 | * purpose with or without fee is hereby granted, provided that the above
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7 | * copyright notice and this permission notice appear in all copies.
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8 | *
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9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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16 | */
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17 |
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18 | /*
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19 | * Copyright (c) 2008 Johann Christian Rode <jcrode@gmx.net>
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20 | *
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21 | * Permission to use, copy, modify, and distribute this software for any
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22 | * purpose with or without fee is hereby granted, provided that the above
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23 | * copyright notice and this permission notice appear in all copies.
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24 | *
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25 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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26 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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27 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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28 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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29 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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30 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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31 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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32 | */
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33 |
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34 | /*
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35 | * Copyright (c) 1997, 1998, 1999, 2000-2003
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36 | * Bill Paul <wpaul@windriver.com>. All rights reserved.
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37 | *
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38 | * Redistribution and use in source and binary forms, with or without
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39 | * modification, are permitted provided that the following conditions
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40 | * are met:
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41 | * 1. Redistributions of source code must retain the above copyright
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42 | * notice, this list of conditions and the following disclaimer.
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43 | * 2. Redistributions in binary form must reproduce the above copyright
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44 | * notice, this list of conditions and the following disclaimer in the
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45 | * documentation and/or other materials provided with the distribution.
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46 | * 3. All advertising materials mentioning features or use of this software
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47 | * must display the following acknowledgement:
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48 | * This product includes software developed by Ravikanth.
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49 | * 4. Neither the name of the author nor the names of any co-contributors
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50 | * may be used to endorse or promote products derived from this software
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51 | * without specific prior written permission.
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52 | *
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53 | * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
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54 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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55 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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56 | * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul, THE VOICES IN HIS HEAD OR
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57 | * THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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58 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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59 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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60 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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61 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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62 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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63 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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64 | *
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65 | */
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66 |
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67 | /*
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68 | * Register definitions for the Moschip MCS7x30 ethernet controller.
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69 | */
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70 | #define MOS_MCAST_TABLE 0x00
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71 | #define MOS_IPG0 0x08
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72 | #define MOS_IPG1 0x09
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73 | #define MOS_PHY_DATA0 0x0a
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74 | #define MOS_PHY_DATA1 0x0b
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75 | #define MOS_PHY_CTL 0x0c
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76 | #define MOS_PHY_STS 0x0d
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77 | #define MOS_PHY_DATA MOS_PHY_DATA0
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78 | #define MOS_CTL 0x0e
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79 | #define MOS_MAC0 0x0f
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80 | #define MOS_MAC1 0x10
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81 | #define MOS_MAC2 0x11
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82 | #define MOS_MAC3 0x12
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83 | #define MOS_MAC4 0x13
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84 | #define MOS_MAC5 0x14
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85 | #define MOS_MAC MOS_MAC0
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86 | /* apparently only available on hardware rev. C */
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87 | #define MOS_FRAME_DROP_CNT 0x15
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88 | #define MOS_PAUSE_TRHD 0x16
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89 |
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90 | #define MOS_PHYCTL_PHYADDR 0x1f
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91 | #define MOS_PHYCTL_WRITE 0x20
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92 | #define MOS_PHYCTL_READ 0x40
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93 |
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94 | #define MOS_PHYSTS_PHYREG 0x1f
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95 | #define MOS_PHYSTS_READY 0x40
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96 | #define MOS_PHYSTS_PENDING 0x80
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97 |
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98 | #define MOS_CTL_RX_PROMISC 0x01
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99 | #define MOS_CTL_ALLMULTI 0x02
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100 | #define MOS_CTL_SLEEP 0x04
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101 | #define MOS_CTL_TX_ENB 0x08
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102 | /*
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103 | * The documentation calls this bit 'reserved', but in the FreeBSD driver
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104 | * provided by the vendor, this enables the receiver.
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105 | */
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106 | #define MOS_CTL_RX_ENB 0x10
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107 | #define MOS_CTL_FDX_ENB 0x20
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108 | /* 0 = 10 Mbps, 1 = 100 Mbps */
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109 | #define MOS_CTL_SPEEDSEL 0x40
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110 | /* 0 = PHY controls speed/duplex mode, 1 = bridge controls speed/duplex mode */
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111 | #define MOS_CTL_BS_ENB 0x80
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112 |
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113 | #define MOS_RXSTS_SHORT_FRAME 0x01
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114 | #define MOS_RXSTS_LENGTH_ERROR 0x02
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115 | #define MOS_RXSTS_ALIGN_ERROR 0x04
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116 | #define MOS_RXSTS_CRC_ERROR 0x08
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117 | #define MOS_RXSTS_LARGE_FRAME 0x10
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118 | #define MOS_RXSTS_VALID 0x20
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119 | /*
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120 | * The EtherType field of an Ethernet frame can contain values other than
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121 | * the frame length, hence length errors are ignored.
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122 | */
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123 | #define MOS_RXSTS_MASK 0x3d
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124 |
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125 | #define MOS_PAUSE_TRHD_DEFAULT 0
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126 | #define MOS_PAUSE_REWRITES 3
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127 |
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128 | #define MOS_TIMEOUT 1000
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129 |
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130 | #define MOS_RX_LIST_CNT 1
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131 | #define MOS_TX_LIST_CNT 1
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132 |
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133 | /* Maximum size of a fast ethernet frame plus one byte for the status */
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134 | #define MOS_BUFSZ (ETHER_MAX_LEN+1)
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135 |
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136 | /*
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137 | * USB endpoints.
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138 | */
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139 | #define MOS_ENDPT_RX 0
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140 | #define MOS_ENDPT_TX 1
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141 | #define MOS_ENDPT_INTR 2
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142 | #define MOS_ENDPT_MAX 3
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143 |
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144 | /*
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145 | * USB vendor requests.
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146 | */
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147 | #define MOS_UR_READREG 0x0e
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148 | #define MOS_UR_WRITEREG 0x0d
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149 |
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150 | #define MOS_CONFIG_NO 1
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151 | #define MOS_IFACE_IDX 0
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152 |
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153 | //struct mos_type {
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154 | // struct usb_devno mos_dev;
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155 | // u_int16_t mos_flags;
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156 | #define MCS7730 0x0001 /* MCS7730 */
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157 | #define MCS7830 0x0002 /* MCS7830 */
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158 | //};
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159 |
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160 | #define MOS_INC(x, y) (x) = (x + 1) % y
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161 |
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162 | //struct mos_softc;
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163 | //
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164 | struct mos_chain {
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165 | char *mos_buf;
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166 | struct mbuf *mos_mbuf;
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167 | int mos_accum;
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168 | int mos_idx;
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169 | };
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170 | //
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171 | //struct mos_cdata {
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172 | // struct mos_chain mos_tx_chain[MOS_TX_LIST_CNT];
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173 | // struct mos_chain mos_rx_chain[MOS_RX_LIST_CNT];
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174 | // int mos_tx_prod;
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175 | // int mos_tx_cons;
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176 | // int mos_tx_cnt;
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177 | // int mos_rx_prod;
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178 | //};
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179 |
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180 | struct mos_softc {
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181 | // struct device mos_dev;
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182 | //#define GET_MII(sc) (&(sc)->mos_mii)
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183 | // struct arpcom arpcom;
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184 | //#define GET_IFP(sc) (&(sc)->arpcom.ac_if)
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185 | // struct mii_data mos_mii;
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186 | // usbd_device_handle mos_udev;
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187 | // usbd_interface_handle mos_iface;
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188 |
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189 | u_int16_t mos_flags;
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190 |
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191 | // int mos_ed[MOS_ENDPT_MAX];
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192 | // usbd_pipe_handle mos_ep[MOS_ENDPT_MAX];
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193 | int mos_unit;
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194 | int mos_if_flags;
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195 | // struct mos_cdata mos_cdata;
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196 | // struct timeout mos_stat_ch;
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197 |
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198 | int mos_refcnt;
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199 | char mos_dying;
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200 | char mos_attached;
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201 |
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202 | int mos_link;
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203 | unsigned char mos_ipgs[2];
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204 | unsigned char mos_phyaddrs[2];
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205 | struct timeval mos_rx_notice;
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206 |
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207 | u_int16_t mos_tspeed;
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208 | u_int16_t mos_maxpacket;
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209 |
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210 | // struct usb_task mos_tick_task;
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211 | // struct usb_task mos_stop_task;
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212 |
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213 |
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214 | struct usb_ether sc_ue;
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215 | struct mtx sc_mtx;
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216 | struct usb_xfer *sc_xfer[MOS_ENDPT_MAX];
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217 |
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218 | u_int mos_bufsz;
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219 | };
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220 |
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221 | #define GET_MII(sc) uether_getmii(&(sc)->sc_ue)
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222 | #define MOS_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx)
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223 | #define MOS_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx)
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224 | #define MOS_LOCK_ASSERT(_sc, t) mtx_assert(&(_sc)->sc_mtx, t)
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225 |
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