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Rev | Author | Line No. | Line |
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3545 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2010-2013. All rights reserved. ;; |
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4 | ;; Distributed under terms of the GNU General Public License ;; |
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5 | ;; ;; |
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6 | ;; rhine.asm ;; |
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7 | ;; ;; |
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8 | ;; Ethernet driver for Kolibri OS ;; |
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9 | ;; ;; |
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10 | ;; This driver is based on the via-rhine driver from ;; |
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11 | ;; the etherboot 5.0.6 project. The copyright statement is ;; |
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12 | ;; ;; |
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13 | ;; GNU GENERAL PUBLIC LICENSE ;; |
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14 | ;; Version 2, June 1991 ;; |
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15 | ;; ;; |
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16 | ;; Rewritten in flat assembler by Asper (asper.85@mail.ru) ;; |
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17 | ;; and hidnplayr (hidnplayr@gmail.com) ;; |
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18 | ;; ;; |
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19 | ;; See file COPYING for details ;; |
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20 | ;; ;; |
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21 | ;; ;; |
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22 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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23 | |||
24 | format MS COFF |
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25 | |||
26 | API_VERSION = 0x01000100 |
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27 | DRIVER_VERSION = 5 |
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28 | |||
29 | MAX_DEVICES = 16 |
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30 | |||
31 | DEBUG = 1 |
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32 | __DEBUG__ = 1 |
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33 | __DEBUG_LEVEL__ = 2 |
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34 | |||
35 | TX_RING_SIZE = 4 |
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36 | RX_RING_SIZE = 4 |
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37 | |||
38 | ; max time out delay time |
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39 | W_MAX_TIMEOUT = 0x0FFF |
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40 | |||
41 | ; Size of the in-memory receive ring. |
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42 | RX_BUF_LEN_IDX = 3 ; 0==8K, 1==16K, 2==32K, 3==64K |
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43 | RX_BUF_LEN = (8192 shl RX_BUF_LEN_IDX) |
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44 | |||
45 | ; PCI Tuning Parameters |
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46 | ; Threshold is bytes transferred to chip before transmission starts. |
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47 | TX_FIFO_THRESH = 256 ; In bytes, rounded down to 32 byte units. |
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48 | |||
49 | ; The following settings are log_2(bytes)-4: 0 == 16 bytes .. 6==1024. |
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50 | RX_FIFO_THRESH = 4 ; Rx buffer level before first PCI xfer. |
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51 | RX_DMA_BURST = 4 ; Maximum PCI burst, '4' is 256 bytes |
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52 | TX_DMA_BURST = 4 |
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53 | |||
54 | |||
55 | include '../proc32.inc' |
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56 | include '../imports.inc' |
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57 | include '../fdo.inc' |
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58 | include '../netdrv.inc' |
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59 | |||
60 | public START |
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61 | public service_proc |
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62 | public version |
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63 | |||
64 | |||
65 | ;************************************************************************** |
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66 | ; VIA Rhine Register Definitions |
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67 | ;************************************************************************** |
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68 | byPAR0 = 0x00 |
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69 | byRCR = 0x06 |
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70 | byTCR = 0x07 |
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71 | byCR0 = 0x08 |
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72 | byCR1 = 0x09 |
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73 | byISR0 = 0x0c |
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74 | byISR1 = 0x0d |
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75 | byIMR0 = 0x0e |
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76 | byIMR1 = 0x0f |
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77 | byMAR0 = 0x10 |
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78 | byMAR1 = 0x11 |
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79 | byMAR2 = 0x12 |
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80 | byMAR3 = 0x13 |
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81 | byMAR4 = 0x14 |
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82 | byMAR5 = 0x15 |
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83 | byMAR6 = 0x16 |
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84 | byMAR7 = 0x17 |
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85 | dwCurrentRxDescAddr = 0x18 |
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86 | dwCurrentTxDescAddr = 0x1c |
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87 | dwCurrentRDSE0 = 0x20 |
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88 | dwCurrentRDSE1 = 0x24 |
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89 | dwCurrentRDSE2 = 0x28 |
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90 | dwCurrentRDSE3 = 0x2c |
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91 | dwNextRDSE0 = 0x30 |
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92 | dwNextRDSE1 = 0x34 |
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93 | dwNextRDSE2 = 0x38 |
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94 | dwNextRDSE3 = 0x3c |
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95 | dwCurrentTDSE0 = 0x40 |
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96 | dwCurrentTDSE1 = 0x44 |
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97 | dwCurrentTDSE2 = 0x48 |
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98 | dwCurrentTDSE3 = 0x4c |
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99 | dwNextTDSE0 = 0x50 |
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100 | dwNextTDSE1 = 0x54 |
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101 | dwNextTDSE2 = 0x58 |
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102 | dwNextTDSE3 = 0x5c |
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103 | dwCurrRxDMAPtr = 0x60 |
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104 | dwCurrTxDMAPtr = 0x64 |
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105 | byMPHY = 0x6c |
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106 | byMIISR = 0x6d |
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107 | byBCR0 = 0x6e |
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108 | byBCR1 = 0x6f |
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109 | byMIICR = 0x70 |
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110 | byMIIAD = 0x71 |
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111 | wMIIDATA = 0x72 |
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112 | byEECSR = 0x74 |
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113 | byTEST = 0x75 |
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114 | byGPIO = 0x76 |
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115 | byCFGA = 0x78 |
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116 | byCFGB = 0x79 |
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117 | byCFGC = 0x7a |
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118 | byCFGD = 0x7b |
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119 | wTallyCntMPA = 0x7c |
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120 | wTallyCntCRC = 0x7d |
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121 | bySTICKHW = 0x83 |
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122 | byWOLcrClr = 0xA4 |
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123 | byWOLcgClr = 0xA7 |
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124 | byPwrcsrClr = 0xAC |
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125 | |||
126 | ;--------------------- Exioaddr Definitions ------------------------- |
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127 | |||
128 | ; Bits in the RCR register |
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129 | RCR_RRFT2 = 0x80 |
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130 | RCR_RRFT1 = 0x40 |
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131 | RCR_RRFT0 = 0x20 |
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132 | RCR_PROM = 0x10 |
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133 | RCR_AB = 0x08 |
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134 | RCR_AM = 0x04 |
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135 | RCR_AR = 0x02 |
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136 | RCR_SEP = 0x01 |
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137 | ; Bits in the TCR register |
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138 | TCR_RTSF = 0x80 |
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139 | TCR_RTFT1 = 0x40 |
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140 | TCR_RTFT0 = 0x20 |
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141 | TCR_OFSET = 0x08 |
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142 | TCR_LB1 = 0x04 ; loopback[1] |
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143 | TCR_LB0 = 0x02 ; loopback[0] |
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144 | ; Bits in the CR0 register |
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145 | CR0_RDMD = 0x40 ; rx descriptor polling demand |
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146 | CR0_TDMD = 0x20 ; tx descriptor polling demand |
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147 | CR0_TXON = 0x10 |
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148 | CR0_RXON = 0x08 |
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149 | CR0_STOP = 0x04 ; stop NIC, default = 1 |
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150 | CR0_STRT = 0x02 ; start NIC |
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151 | CR0_INIT = 0x01 ; start init process |
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152 | ; Bits in the CR1 register |
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153 | CR1_SFRST = 0x80 ; software reset |
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154 | CR1_RDMD1 = 0x40 ; RDMD1 |
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155 | CR1_TDMD1 = 0x20 ; TDMD1 |
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156 | CR1_KEYPAG = 0x10 ; turn on par/key |
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157 | CR1_DPOLL = 0x08 ; disable rx/tx auto polling |
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158 | CR1_FDX = 0x04 ; full duplex mode |
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159 | CR1_ETEN = 0x02 ; early tx mode |
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160 | CR1_EREN = 0x01 ; early rx mode |
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161 | ; Bits in the CR register |
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162 | CR_RDMD = 0x0040 ; rx descriptor polling demand |
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163 | CR_TDMD = 0x0020 ; tx descriptor polling demand |
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164 | CR_TXON = 0x0010 |
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165 | CR_RXON = 0x0008 |
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166 | CR_STOP = 0x0004 ; stop NIC, default = 1 |
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167 | CR_STRT = 0x0002 ; start NIC |
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168 | CR_INIT = 0x0001 ; start init process |
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169 | CR_SFRST = 0x8000 ; software reset |
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170 | CR_RDMD1 = 0x4000 ; RDMD1 |
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171 | CR_TDMD1 = 0x2000 ; TDMD1 |
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172 | CR_KEYPAG = 0x1000 ; turn on par/key |
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173 | CR_DPOLL = 0x0800 ; disable rx/tx auto polling |
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174 | CR_FDX = 0x0400 ; full duplex mode |
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175 | CR_ETEN = 0x0200 ; early tx mode |
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176 | CR_EREN = 0x0100 ; early rx mode |
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177 | ; Bits in the IMR0 register |
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178 | IMR0_CNTM = 0x80 |
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179 | IMR0_BEM = 0x40 |
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180 | IMR0_RUM = 0x20 |
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181 | IMR0_TUM = 0x10 |
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182 | IMR0_TXEM = 0x08 |
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183 | IMR0_RXEM = 0x04 |
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184 | IMR0_PTXM = 0x02 |
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185 | IMR0_PRXM = 0x01 |
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186 | ; define imrshadow |
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187 | IMRShadow = 0x5AFF |
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188 | ; Bits in the IMR1 register |
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189 | IMR1_INITM = 0x80 |
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190 | IMR1_SRCM = 0x40 |
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191 | IMR1_NBFM = 0x10 |
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192 | IMR1_PRAIM = 0x08 |
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193 | IMR1_RES0M = 0x04 |
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194 | IMR1_ETM = 0x02 |
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195 | IMR1_ERM = 0x01 |
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196 | ; Bits in the ISR register |
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197 | ISR_INITI = 0x8000 |
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198 | ISR_SRCI = 0x4000 |
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199 | ISR_ABTI = 0x2000 |
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200 | ISR_NORBF = 0x1000 |
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201 | ISR_PKTRA = 0x0800 |
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202 | ISR_RES0 = 0x0400 |
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203 | ISR_ETI = 0x0200 |
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204 | ISR_ERI = 0x0100 |
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205 | ISR_CNT = 0x0080 |
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206 | ISR_BE = 0x0040 |
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207 | ISR_RU = 0x0020 |
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208 | ISR_TU = 0x0010 |
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209 | ISR_TXE = 0x0008 |
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210 | ISR_RXE = 0x0004 |
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211 | ISR_PTX = 0x0002 |
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212 | ISR_PRX = 0x0001 |
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213 | ; Bits in the ISR0 register |
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214 | ISR0_CNT = 0x80 |
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215 | ISR0_BE = 0x40 |
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216 | ISR0_RU = 0x20 |
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217 | ISR0_TU = 0x10 |
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218 | ISR0_TXE = 0x08 |
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219 | ISR0_RXE = 0x04 |
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220 | ISR0_PTX = 0x02 |
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221 | ISR0_PRX = 0x01 |
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222 | ; Bits in the ISR1 register |
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223 | ISR1_INITI = 0x80 |
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224 | ISR1_SRCI = 0x40 |
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225 | ISR1_NORBF = 0x10 |
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226 | ISR1_PKTRA = 0x08 |
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227 | ISR1_ETI = 0x02 |
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228 | ISR1_ERI = 0x01 |
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229 | ; ISR ABNORMAL CONDITION |
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230 | ISR_ABNORMAL = ISR_BE+ISR_RU+ISR_TU+ISR_CNT+ISR_NORBF+ISR_PKTRA |
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231 | ; Bits in the MIISR register |
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232 | MIISR_MIIERR = 0x08 |
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233 | MIISR_MRERR = 0x04 |
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234 | MIISR_LNKFL = 0x02 |
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235 | MIISR_SPEED = 0x01 |
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236 | ; Bits in the MIICR register |
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237 | MIICR_MAUTO = 0x80 |
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238 | MIICR_RCMD = 0x40 |
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239 | MIICR_WCMD = 0x20 |
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240 | MIICR_MDPM = 0x10 |
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241 | MIICR_MOUT = 0x08 |
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242 | MIICR_MDO = 0x04 |
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243 | MIICR_MDI = 0x02 |
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244 | MIICR_MDC = 0x01 |
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245 | ; Bits in the EECSR register |
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246 | EECSR_EEPR = 0x80 ; eeprom programed status, 73h means programed |
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247 | EECSR_EMBP = 0x40 ; eeprom embeded programming |
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248 | EECSR_AUTOLD = 0x20 ; eeprom content reload |
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249 | EECSR_DPM = 0x10 ; eeprom direct programming |
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250 | EECSR_CS = 0x08 ; eeprom CS pin |
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251 | EECSR_SK = 0x04 ; eeprom SK pin |
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252 | EECSR_DI = 0x02 ; eeprom DI pin |
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253 | EECSR_DO = 0x01 ; eeprom DO pin |
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254 | ; Bits in the BCR0 register |
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255 | BCR0_CRFT2 = 0x20 |
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256 | BCR0_CRFT1 = 0x10 |
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257 | BCR0_CRFT0 = 0x08 |
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258 | BCR0_DMAL2 = 0x04 |
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259 | BCR0_DMAL1 = 0x02 |
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260 | BCR0_DMAL0 = 0x01 |
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261 | ; Bits in the BCR1 register |
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262 | BCR1_CTSF = 0x20 |
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263 | BCR1_CTFT1 = 0x10 |
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264 | BCR1_CTFT0 = 0x08 |
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265 | BCR1_POT2 = 0x04 |
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266 | BCR1_POT1 = 0x02 |
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267 | BCR1_POT0 = 0x01 |
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268 | ; Bits in the CFGA register |
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269 | CFGA_EELOAD = 0x80 ; enable eeprom embeded and direct programming |
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270 | CFGA_JUMPER = 0x40 |
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271 | CFGA_MTGPIO = 0x08 |
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272 | CFGA_T10EN = 0x02 |
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273 | CFGA_AUTO = 0x01 |
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274 | ; Bits in the CFGB register |
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275 | CFGB_PD = 0x80 |
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276 | CFGB_POLEN = 0x02 |
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277 | CFGB_LNKEN = 0x01 |
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278 | ; Bits in the CFGC register |
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279 | CFGC_M10TIO = 0x80 |
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280 | CFGC_M10POL = 0x40 |
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281 | CFGC_PHY1 = 0x20 |
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282 | CFGC_PHY0 = 0x10 |
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283 | CFGC_BTSEL = 0x08 |
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284 | CFGC_BPS2 = 0x04 ; bootrom select[2] |
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285 | CFGC_BPS1 = 0x02 ; bootrom select[1] |
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286 | CFGC_BPS0 = 0x01 ; bootrom select[0] |
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287 | ; Bits in the CFGD register |
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288 | CFGD_GPIOEN = 0x80 |
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289 | CFGD_DIAG = 0x40 |
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290 | CFGD_MAGIC = 0x10 |
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291 | CFGD_RANDOM = 0x08 |
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292 | CFGD_CFDX = 0x04 |
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293 | CFGD_CEREN = 0x02 |
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294 | CFGD_CETEN = 0x01 |
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295 | ; Bits in RSR |
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296 | RSR_RERR = 0x00000001 |
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297 | RSR_CRC = 0x00000002 |
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298 | RSR_FAE = 0x00000004 |
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299 | RSR_FOV = 0x00000008 |
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300 | RSR_LONG = 0x00000010 |
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301 | RSR_RUNT = 0x00000020 |
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302 | RSR_SERR = 0x00000040 |
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303 | RSR_BUFF = 0x00000080 |
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304 | RSR_EDP = 0x00000100 |
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305 | RSR_STP = 0x00000200 |
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306 | RSR_CHN = 0x00000400 |
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307 | RSR_PHY = 0x00000800 |
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308 | RSR_BAR = 0x00001000 |
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309 | RSR_MAR = 0x00002000 |
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310 | RSR_RXOK = 0x00008000 |
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311 | RSR_ABNORMAL = RSR_RERR+RSR_LONG+RSR_RUNT |
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312 | ; Bits in TSR |
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313 | TSR_NCR0 = 0x00000001 |
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314 | TSR_NCR1 = 0x00000002 |
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315 | TSR_NCR2 = 0x00000004 |
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316 | TSR_NCR3 = 0x00000008 |
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317 | TSR_COLS = 0x00000010 |
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318 | TSR_CDH = 0x00000080 |
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319 | TSR_ABT = 0x00000100 |
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320 | TSR_OWC = 0x00000200 |
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321 | TSR_CRS = 0x00000400 |
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322 | TSR_UDF = 0x00000800 |
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323 | TSR_TBUFF = 0x00001000 |
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324 | TSR_SERR = 0x00002000 |
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325 | TSR_JAB = 0x00004000 |
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326 | TSR_TERR = 0x00008000 |
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327 | TSR_ABNORMAL = TSR_TERR+TSR_OWC+TSR_ABT+TSR_JAB+TSR_CRS |
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328 | TSR_OWN_BIT = 0x80000000 |
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329 | |||
330 | CB_DELAY_LOOP_WAIT = 10 ; 10ms |
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331 | ; enabled mask value of irq |
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332 | W_IMR_MASK_VALUE = 0x1BFF ; initial value of IMR |
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333 | |||
334 | ; Ethernet address filter type |
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335 | PKT_TYPE_DIRECTED = 0x0001 ; obsolete, directed address is always accepted |
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336 | PKT_TYPE_MULTICAST = 0x0002 |
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337 | PKT_TYPE_ALL_MULTICAST = 0x0004 |
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338 | PKT_TYPE_BROADCAST = 0x0008 |
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339 | PKT_TYPE_PROMISCUOUS = 0x0020 |
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340 | PKT_TYPE_LONG = 0x2000 |
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341 | PKT_TYPE_RUNT = 0x4000 |
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342 | PKT_TYPE_ERROR = 0x8000 ; accept error packets, e.g. CRC error |
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343 | |||
344 | ; Loopback mode |
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345 | |||
346 | NIC_LB_NONE = 0x00 |
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347 | NIC_LB_INTERNAL = 0x01 |
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348 | NIC_LB_PHY = 0x02 ; MII or Internal-10BaseT loopback |
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349 | |||
350 | PKT_BUF_SZ = 1536 ; Size of each temporary Rx buffer. |
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351 | |||
352 | PCI_REG_MODE3 = 0x53 |
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353 | MODE3_MIION = 0x04 ; in PCI_REG_MOD3 OF PCI space |
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354 | |||
355 | ; VIA Rhine revisions |
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356 | VT86C100A = 0x00 |
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357 | VTunknown0 = 0x20 |
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358 | VT6102 = 0x40 |
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359 | VT8231 = 0x50 ; Integrated MAC |
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360 | VT8233 = 0x60 ; Integrated MAC |
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361 | VT8235 = 0x74 ; Integrated MAC |
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362 | VT8237 = 0x78 ; Integrated MAC |
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363 | VTunknown1 = 0x7C |
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364 | VT6105 = 0x80 |
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365 | VT6105_B0 = 0x83 |
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366 | VT6105L = 0x8A |
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367 | VT6107 = 0x8C |
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368 | VTunknown2 = 0x8E |
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369 | VT6105M = 0x90 |
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370 | |||
371 | ; Rx status bits |
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372 | RX_SBITS_RERR = 1 shl 0 |
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373 | RX_SBITS_CRC_ERROR = 1 shl 1 |
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374 | RX_SBITS_FAE = 1 shl 2 |
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375 | RX_SBITS_FOV = 1 shl 3 |
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376 | RX_SBITS_TOOLONG = 1 shl 4 |
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377 | RX_SBITS_RUNT = 1 shl 5 |
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378 | RX_SBITS_SERR = 1 shl 6 |
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379 | RX_SBITS_BUFF = 1 shl 7 |
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380 | RX_SBITS_EDP = 1 shl 8 |
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381 | RX_SBITS_STP = 1 shl 9 |
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382 | RX_SBITS_CHN = 1 shl 10 |
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383 | RX_SBITS_PHY = 1 shl 11 |
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384 | RX_SBITS_BAR = 1 shl 12 |
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385 | RX_SBITS_MAR = 1 shl 13 |
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386 | RX_SBITS_RESERVED_1 = 1 shl 14 |
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387 | RX_SBITS_RXOK = 1 shl 15 |
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388 | RX_SBITS_FRAME_LENGTH = 0x7FF shl 16 |
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389 | RX_SBITS_RESERVED_2 = 0xF shl 27 |
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390 | RX_SBITS_OWN_BIT = 1 shl 31 |
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391 | |||
392 | ; Rx control bits |
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393 | RX_CBITS_RX_BUF_SIZE = 0x7FF |
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394 | RX_CBITS_EXTEND_RX_BUF_SIZE = 0xF shl 11 |
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395 | RX_CBITS_RESERVED_1 = 0x1FFFF shl 15 |
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396 | |||
397 | ; Tx status bits |
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398 | TX_SBITS_NCR0 = 1 shl 0 |
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399 | TX_SBITS_NCR1 = 1 shl 1 |
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400 | TX_SBITS_NCR2 = 1 shl 2 |
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401 | TX_SBITS_NCR3 = 1 shl 3 |
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402 | TX_SBITS_COLS = 1 shl 4 |
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403 | TX_SBITS_RESERVED_1 = 1 shl 5 |
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404 | TX_SBITS_CDH = 1 shl 7 |
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405 | TX_SBITS_ABT = 1 shl 8 |
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406 | TX_SBITS_OWC = 1 shl 9 |
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407 | TX_SBITS_CRS = 1 shl 10 |
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408 | TX_SBITS_UDF = 1 shl 11 |
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409 | TX_SBITS_TBUFF = 1 shl 12 |
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410 | TX_SBITS_SERR = 1 shl 13 |
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411 | TX_SBITS_JAB = 1 shl 14 |
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412 | TX_SBITS_TERR = 1 shl 15 |
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413 | TX_SBITS_RESERVED_2 = 0x7FFF shl 16 |
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414 | TX_SBITS_OWN_BIT = 1 shl 31 |
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415 | |||
416 | ; Tx control bits |
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417 | TX_CBITS_TX_BUF_SIZE = 0x7FF |
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418 | TX_CBITS_EXTEND_TX_BUF_SIZE = 0xF shl 11 |
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419 | TX_CBITS_CHN = 1 shl 15 |
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420 | TX_CBITS_CRC = 1 shl 16 |
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421 | TX_CBITS_RESERVED_1 = 0xF shl 17 |
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422 | TX_CBITS_STP = 1 shl 21 |
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423 | TX_CBITS_EDP = 1 shl 22 |
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424 | TX_CBITS_IC = 1 shl 23 |
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425 | TX_CBITS_RESERVED_2 = 0xFF shl 24 |
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426 | |||
427 | |||
428 | |||
429 | ; Offsets to the device registers. |
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430 | StationAddr = 0x00 |
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431 | RxConfig = 0x06 |
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432 | TxConfig = 0x07 |
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433 | ChipCmd = 0x08 |
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434 | IntrStatus = 0x0C |
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435 | IntrEnable = 0x0E |
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436 | MulticastFilter0 = 0x10 |
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437 | MulticastFilter1 = 0x14 |
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438 | RxRingPtr = 0x18 |
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439 | TxRingPtr = 0x1C |
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440 | GFIFOTest = 0x54 |
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441 | MIIPhyAddr = 0x6C |
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442 | MIIStatus = 0x6D |
||
443 | PCIBusConfig = 0x6E |
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444 | MIICmd = 0x70 |
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445 | MIIRegAddr = 0x71 |
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446 | MIIData = 0x72 |
||
447 | MACRegEEcsr = 0x74 |
||
448 | ConfigA = 0x78 |
||
449 | ConfigB = 0x79 |
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450 | ConfigC = 0x7A |
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451 | ConfigD = 0x7B |
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452 | RxMissed = 0x7C |
||
453 | RxCRCErrs = 0x7E |
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454 | MiscCmd = 0x81 |
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455 | StickyHW = 0x83 |
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456 | IntrStatus2 = 0x84 |
||
457 | WOLcrClr = 0xA4 |
||
458 | WOLcgClr = 0xA7 |
||
459 | PwrcsrClr = 0xAC |
||
460 | |||
461 | ; Bits in the interrupt status/mask registers. |
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462 | IntrRxDone = 0x0001 |
||
463 | IntrRxErr = 0x0004 |
||
464 | IntrRxEmpty = 0x0020 |
||
465 | IntrTxDone = 0x0002 |
||
466 | IntrTxError = 0x0008 |
||
467 | IntrTxUnderrun = 0x0010 |
||
468 | IntrPCIErr = 0x0040 |
||
469 | IntrStatsMax = 0x0080 |
||
470 | IntrRxEarly = 0x0100 |
||
471 | IntrRxOverflow = 0x0400 |
||
472 | IntrRxDropped = 0x0800 |
||
473 | IntrRxNoBuf = 0x1000 |
||
474 | IntrTxAborted = 0x2000 |
||
475 | IntrLinkChange = 0x4000 |
||
476 | IntrRxWakeUp = 0x8000 |
||
477 | IntrNormalSummary = 0x0003 |
||
478 | IntrAbnormalSummary = 0xC260 |
||
479 | IntrTxDescRace = 0x080000 ; mapped from IntrStatus2 |
||
480 | IntrTxErrSummary = 0x082218 |
||
481 | |||
482 | DEFAULT_INTR = (IntrRxDone or IntrRxErr or IntrRxEmpty or IntrRxOverflow or IntrRxDropped or IntrRxNoBuf) |
||
483 | |||
484 | |||
485 | virtual at ebx |
||
486 | |||
487 | device: |
||
488 | |||
489 | ETH_DEVICE |
||
490 | |||
491 | .io_addr dd ? |
||
492 | .pci_dev dd ? |
||
493 | .pci_bus dd ? |
||
494 | .revision db ? |
||
495 | .irq_line db ? |
||
496 | .chip_id dw ? |
||
497 | |||
498 | .cur_rx dw ? |
||
499 | .cur_tx dw ? |
||
500 | .last_tx dw ? |
||
501 | |||
502 | rb 0x100-(($ - device) and 0xff) ; align 256 |
||
503 | .tx_ring rb tx_head.sizeof*TX_RING_SIZE |
||
504 | |||
505 | rb 0x100-(($ - device) and 0xff) ; align 256 |
||
506 | .rx_ring rb rx_head.sizeof*RX_RING_SIZE |
||
507 | |||
508 | .size = $ - device |
||
509 | |||
510 | end virtual |
||
511 | |||
512 | virtual at 0 |
||
513 | rx_head: |
||
514 | .status dd ? |
||
515 | .control dd ? |
||
516 | .buff_addr dd ? ; address |
||
517 | .next_desc dd ? ; |
||
518 | |||
519 | .buff_addr_virt dd ? |
||
520 | rd 3 ; alignment |
||
521 | .sizeof: |
||
522 | end virtual |
||
523 | |||
524 | |||
525 | virtual at 0 |
||
526 | tx_head: |
||
527 | .status dd ? |
||
528 | .control dd ? |
||
529 | .buff_addr dd ? ; address |
||
530 | .next_desc dd ? ; |
||
531 | |||
532 | .buff_addr_virt dd ? |
||
533 | rd 3 ; alignment |
||
534 | .sizeof: |
||
535 | end virtual |
||
536 | |||
537 | |||
538 | |||
539 | section '.flat' code readable align 16 |
||
540 | |||
541 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
542 | ;; ;; |
||
543 | ;; proc START ;; |
||
544 | ;; ;; |
||
545 | ;; (standard driver proc) ;; |
||
546 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
547 | |||
548 | align 4 |
||
549 | proc START stdcall, state:dword |
||
550 | |||
551 | cmp [state], 1 |
||
552 | jne .exit |
||
553 | |||
554 | .entry: |
||
555 | |||
556 | DEBUGF 2,"Loading %s driver\n", my_service |
||
557 | stdcall RegService, my_service, service_proc |
||
558 | ret |
||
559 | |||
560 | .fail: |
||
561 | .exit: |
||
562 | xor eax, eax |
||
563 | ret |
||
564 | |||
565 | endp |
||
566 | |||
567 | |||
568 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
569 | ;; ;; |
||
570 | ;; proc SERVICE_PROC ;; |
||
571 | ;; ;; |
||
572 | ;; (standard driver proc) ;; |
||
573 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
574 | |||
575 | align 4 |
||
576 | proc service_proc stdcall, ioctl:dword |
||
577 | |||
578 | mov edx, [ioctl] |
||
579 | mov eax, [IOCTL.io_code] |
||
580 | |||
581 | ;------------------------------------------------------ |
||
582 | |||
583 | cmp eax, 0 ;SRV_GETVERSION |
||
584 | jne @F |
||
585 | |||
586 | cmp [IOCTL.out_size], 4 |
||
587 | jb .fail |
||
588 | mov eax, [IOCTL.output] |
||
589 | mov [eax], dword API_VERSION |
||
590 | |||
591 | xor eax, eax |
||
592 | ret |
||
593 | |||
594 | ;------------------------------------------------------ |
||
595 | @@: |
||
596 | cmp eax, 1 ;SRV_HOOK |
||
597 | jne .fail |
||
598 | |||
599 | cmp [IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
||
600 | jb .fail |
||
601 | |||
602 | mov eax, [IOCTL.input] |
||
603 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
||
604 | jne .fail ; other types arent supported for this card yet |
||
605 | |||
606 | ; check if the device is already listed |
||
607 | |||
608 | mov esi, device_list |
||
609 | mov ecx, [devices] |
||
610 | test ecx, ecx |
||
611 | jz .firstdevice |
||
612 | |||
613 | ; mov eax, [IOCTL.input] ; get the pci bus and device numbers |
||
614 | mov ax , [eax+1] ; |
||
615 | .nextdevice: |
||
616 | mov ebx, [esi] |
||
617 | cmp al, byte[device.pci_bus] |
||
618 | jne @f |
||
619 | cmp ah, byte[device.pci_dev] |
||
620 | je .find_devicenum ; Device is already loaded, let's find it's device number |
||
621 | @@: |
||
622 | add esi, 4 |
||
623 | loop .nextdevice |
||
624 | |||
625 | |||
626 | ; This device doesnt have its own eth_device structure yet, lets create one |
||
627 | .firstdevice: |
||
628 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
||
629 | jae .fail |
||
630 | |||
631 | allocate_and_clear ebx, device.size, .fail ; Allocate the buffer for device structure |
||
632 | |||
633 | ; Fill in the direct call addresses into the struct |
||
634 | |||
635 | mov [device.reset], reset |
||
636 | mov [device.transmit], transmit |
||
637 | mov [device.unload], unload |
||
638 | mov [device.name], my_service |
||
639 | |||
640 | ; save the pci bus and device numbers |
||
641 | |||
642 | mov eax, [IOCTL.input] |
||
643 | movzx ecx, byte[eax+1] |
||
644 | mov [device.pci_bus], ecx |
||
645 | movzx ecx, byte[eax+2] |
||
646 | mov [device.pci_dev], ecx |
||
647 | |||
648 | ; Now, it's time to find the base io addres of the PCI device |
||
649 | |||
650 | PCI_find_io |
||
651 | |||
652 | ; We've found the io address, find IRQ now |
||
653 | |||
654 | PCI_find_irq |
||
655 | |||
656 | DEBUGF 1,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\ |
||
657 | [device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:4 |
||
658 | |||
659 | ; Ok, the eth_device structure is ready, let's probe the device |
||
660 | call probe ; this function will output in eax |
||
661 | test eax, eax |
||
3758 | hidnplayr | 662 | jnz .err ; If an error occured, exit |
3545 | hidnplayr | 663 | |
664 | mov eax, [devices] ; Add the device structure to our device list |
||
665 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
||
666 | inc [devices] ; |
||
667 | |||
668 | mov [device.type], NET_TYPE_ETH |
||
669 | call NetRegDev |
||
670 | |||
671 | cmp eax, -1 |
||
672 | je .destroy |
||
673 | |||
674 | ret |
||
675 | |||
676 | ; If the device was already loaded, find the device number and return it in eax |
||
677 | |||
678 | .find_devicenum: |
||
679 | DEBUGF 1,"Trying to find device number of already registered device\n" |
||
680 | call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
||
681 | ; into a device number in edi |
||
682 | mov eax, edi ; Application wants it in eax instead |
||
683 | DEBUGF 1,"Kernel says: %u\n", eax |
||
684 | ret |
||
685 | |||
686 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
||
687 | |||
688 | .destroy: |
||
689 | ; todo: reset device into virgin state |
||
690 | |||
691 | .err: |
||
692 | stdcall KernelFree, ebx |
||
693 | |||
694 | .fail: |
||
695 | or eax, -1 |
||
696 | ret |
||
697 | |||
698 | ;------------------------------------------------------ |
||
699 | endp |
||
700 | |||
701 | |||
702 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
||
703 | ;; ;; |
||
704 | ;; Actual Hardware dependent code starts here ;; |
||
705 | ;; ;; |
||
706 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
||
707 | |||
708 | |||
709 | |||
710 | probe: |
||
711 | |||
712 | mov eax, [device.io_addr] |
||
713 | DEBUGF 1, "Probing card at 0x%x\n", eax |
||
714 | |||
715 | ; make the card a bus master |
||
716 | PCI_make_bus_master |
||
717 | |||
718 | ; get device id |
||
719 | stdcall PciRead16, [device.pci_bus], [device.pci_dev], PCI_DEVICE_ID |
||
720 | mov [device.chip_id], ax |
||
721 | |||
3758 | hidnplayr | 722 | mov esi, chiplist |
723 | .loop: |
||
724 | cmp word[esi+2], ax |
||
725 | je .got_it |
||
726 | add esi, 8 |
||
727 | cmp esi, chiplist + 6*8 |
||
728 | jbe .loop |
||
729 | DEBUGF 2, "Unknown chip: 0x%x, continueing anyway\n", ax |
||
730 | jmp .done |
||
731 | .got_it: |
||
732 | mov eax, dword[esi+4] |
||
733 | mov [device.name], eax |
||
734 | DEBUGF 1, "Chip type = %s\n", eax |
||
735 | .done: |
||
736 | |||
3545 | hidnplayr | 737 | ; get revision id. |
738 | PCI_find_rev |
||
739 | |||
740 | movzx eax, [device.revision] |
||
741 | DEBUGF 1, "Card revision = 0x%x\n", eax |
||
742 | |||
743 | ; D-Link provided reset code (with comment additions) |
||
744 | cmp al, 0x40 |
||
745 | jb .below_x40 |
||
746 | |||
747 | mov ax, [device.chip_id] |
||
748 | DEBUGF 1, "Enabling Sticky Bit Workaround for Chip_id: 0x%x\n", ax |
||
749 | |||
750 | ; clear sticky bit before reset & read ethernet address |
||
751 | set_io 0 |
||
752 | set_io bySTICKHW |
||
753 | in al, dx |
||
754 | and al, 0xFC |
||
755 | out dx, al |
||
756 | |||
757 | ; (bits written are cleared?) |
||
758 | ; disable force PME-enable |
||
759 | set_io byWOLcgClr |
||
760 | mov al, 0x80 |
||
761 | out dx, al |
||
762 | |||
763 | ; disable power-event config bit |
||
764 | mov al, 0xFF |
||
765 | out dx, al |
||
766 | |||
767 | ; clear power status (undocumented in vt6102 docs?) |
||
768 | set_io byPwrcsrClr |
||
769 | out dx, al |
||
770 | |||
771 | .below_x40: |
||
772 | |||
773 | ; Reset the chip to erase previous misconfiguration. |
||
774 | set_io 0 |
||
775 | set_io byCR0 |
||
776 | mov ax, CR_SFRST |
||
777 | out dx, ax |
||
778 | |||
779 | ; if vt3043 delay after reset |
||
780 | cmp [device.revision], 0x40 |
||
781 | jae @f |
||
782 | mov esi, 2000 ; 2000ms |
||
783 | call Sleep |
||
784 | @@: |
||
785 | |||
786 | ; polling till software reset complete |
||
787 | mov ecx, W_MAX_TIMEOUT |
||
788 | .poll_again: |
||
789 | in ax, dx |
||
790 | test ax, CR_SFRST |
||
791 | jz @f |
||
792 | loop .poll_again |
||
793 | DEBUGF 1, "Soft reset timeout!\n" |
||
794 | @@: |
||
795 | |||
796 | ; issue AUTOLoad in EECSR to reload eeprom |
||
797 | set_io byEECSR |
||
798 | mov al, 0x20 |
||
799 | out dx, al |
||
800 | |||
801 | ; if vt3065 delay after reset |
||
802 | cmp [device.revision], 0x40 |
||
803 | jb .not_vt3065 |
||
804 | |||
805 | ; delay 8ms to let MAC stable |
||
806 | mov esi, 8 ; 8ms |
||
807 | call Sleep |
||
808 | |||
809 | ; for 3065D, EEPROM reloaded will cause bit 0 in MAC_REG_CFGA |
||
810 | ; turned on. it makes MAC receive magic packet |
||
811 | ; automatically. So, we turn it off. (D-Link) |
||
812 | |||
813 | set_io byCFGA |
||
814 | in al, dx |
||
815 | and al, 0xFE |
||
816 | out dx, al |
||
817 | |||
818 | ; turn on bit2 in PCI configuration register 0x53 , only for 3065 |
||
819 | stdcall PciRead8, [device.pci_bus], [device.pci_dev], PCI_REG_MODE3 |
||
820 | or al, MODE3_MIION |
||
821 | stdcall PciWrite8, [device.pci_bus], [device.pci_dev], PCI_REG_MODE3, eax |
||
822 | .not_vt3065: |
||
823 | |||
824 | ; back off algorithm, disable the right-most 4-bit off CFGD |
||
825 | set_io 0 |
||
826 | set_io byCFGD |
||
827 | in al, dx |
||
828 | and al, not (CFGD_RANDOM or CFGD_CFDX or CFGD_CEREN or CFGD_CETEN) |
||
829 | out dx, al |
||
830 | |||
831 | ; reload eeprom |
||
832 | call reload_eeprom |
||
833 | |||
834 | ; read MAC |
||
835 | call read_mac |
||
836 | |||
837 | ; restart MII auto-negotiation |
||
838 | stdcall WriteMII, 0, 1 shl 9, 1 |
||
839 | |||
840 | DEBUGF 1, "Analyzing Media type, this may take several seconds" |
||
841 | |||
842 | mov ecx, 5 |
||
843 | .read_again: |
||
844 | DEBUGF 1, "." |
||
845 | mov esi, 1 |
||
846 | call Sleep |
||
847 | |||
848 | stdcall ReadMII, 1 |
||
849 | test eax, 0x0020 |
||
850 | jnz .read_done |
||
851 | loop .read_again |
||
852 | DEBUGF 1, "timeout!\n" |
||
853 | .read_done: |
||
854 | DEBUGF 1, " OK\n" |
||
855 | |||
856 | if DEBUG |
||
857 | |||
858 | set_io 0 |
||
859 | set_io 0x6C |
||
860 | in al, dx |
||
861 | and eax, 0xFF |
||
862 | DEBUGF 1, "MII : Address %x\n", ax |
||
863 | |||
864 | stdcall ReadMII, 1 |
||
865 | DEBUGF 1, "status 0x%x\n", ax |
||
866 | |||
867 | stdcall ReadMII, 4 |
||
868 | DEBUGF 1, "advertising 0x%x\n", ax |
||
869 | |||
870 | stdcall ReadMII, 5 |
||
871 | DEBUGF 1, "link 0x%x\n", ax |
||
872 | |||
873 | end if |
||
874 | |||
875 | ; query MII to know LineSpeed, duplex mode |
||
876 | set_io 0 |
||
877 | set_io MIIStatus |
||
878 | in al, dx |
||
879 | test al, MIISR_SPEED |
||
880 | jz .100mbps |
||
881 | DEBUGF 1, "Linespeed=10Mbs\n" |
||
882 | jmp @f |
||
883 | |||
884 | .100mbps: |
||
885 | DEBUGF 1, "Linespeed=100Mbs\n" |
||
886 | @@: |
||
887 | |||
888 | call QueryAuto |
||
889 | |||
890 | test eax, 1 |
||
891 | jz .halfduplex |
||
892 | |||
893 | DEBUGF 1, "Fullduplex\n" |
||
894 | set_io 0 |
||
895 | set_io byCR0 |
||
896 | mov ax, CR_FDX |
||
897 | out dx, ax |
||
898 | jmp @f |
||
899 | |||
900 | .halfduplex: |
||
901 | DEBUGF 1, "Halfduplex\n" |
||
902 | @@: |
||
903 | |||
904 | ; set MII 10 FULL ON, only apply in vt3043 |
||
905 | cmp [device.chip_id], 0x3043 |
||
906 | jne @f |
||
907 | stdcall WriteMII, 0x17, 1 shl 1, 1 |
||
908 | @@: |
||
909 | |||
910 | ; turn on MII link change |
||
911 | set_io 0 |
||
912 | set_io byMIICR |
||
913 | in al, dx |
||
914 | and al, 0x7F |
||
915 | out dx, al |
||
916 | push eax |
||
917 | |||
918 | call MIIDelay |
||
919 | |||
920 | set_io byMIIAD |
||
921 | mov al, 0x41 |
||
922 | out dx, al |
||
923 | |||
924 | call MIIDelay |
||
925 | |||
926 | pop eax |
||
927 | or al, 0x80 |
||
928 | set_io byMIICR |
||
929 | out dx, al |
||
930 | |||
931 | ;**************************************************************************; |
||
932 | ;* ETH_RESET - Reset adapter *; |
||
933 | ;**************************************************************************; |
||
934 | |||
935 | reset: |
||
936 | |||
937 | DEBUGF 1, "reset\n" |
||
938 | |||
939 | ; attach int handler |
||
940 | |||
941 | movzx eax, [device.irq_line] |
||
3758 | hidnplayr | 942 | DEBUGF 1,"Attaching int handler to irq %x\n", eax:1 |
3545 | hidnplayr | 943 | stdcall AttachIntHandler, eax, int_handler, dword 0 |
944 | test eax, eax |
||
945 | jnz @f |
||
946 | DEBUGF 2,"\nCould not attach int handler!\n" |
||
947 | ; or eax, -1 |
||
948 | ; ret |
||
949 | @@: |
||
950 | |||
951 | ; Soft reset the chip. |
||
952 | set_io 0 |
||
953 | set_io byCR0 |
||
954 | mov ax, CR_SFRST |
||
955 | out dx, ax |
||
956 | |||
957 | call MIIDelay |
||
958 | |||
959 | ; Initialize rings |
||
960 | call init_ring |
||
961 | |||
962 | ; Setup Multicast |
||
963 | call set_rx_mode |
||
964 | |||
965 | ; set TCR RCR threshold to store and forward |
||
966 | set_io 0 |
||
967 | set_io byBCR0 |
||
968 | mov al, 0x3E |
||
969 | out dx, al |
||
970 | |||
971 | set_io byBCR1 |
||
972 | mov al, 0x38 |
||
973 | out dx, al |
||
974 | |||
975 | set_io byRCR |
||
976 | mov al, 0x2C |
||
977 | out dx, al |
||
978 | |||
979 | set_io byTCR |
||
980 | mov al, 0x60 |
||
981 | out dx, al |
||
982 | |||
983 | ; Set Fulldupex |
||
984 | |||
985 | call QueryAuto |
||
986 | test eax, eax ; full duplex? |
||
987 | jz @f |
||
988 | |||
989 | set_io 0 |
||
990 | set_io byCFGD |
||
991 | mov al, CFGD_CFDX |
||
992 | out dx, al |
||
993 | |||
994 | set_io byCR0 |
||
995 | mov ax, CR_FDX |
||
996 | out dx, ax |
||
997 | @@: |
||
998 | |||
999 | ; ENABLE interrupts |
||
1000 | set_io 0 |
||
1001 | set_io byIMR0 |
||
1002 | mov ax, DEFAULT_INTR |
||
1003 | out dx, ax |
||
1004 | |||
1005 | ; KICK NIC to WORK |
||
1006 | |||
1007 | set_io byCR0 |
||
1008 | in ax, dx |
||
1009 | and ax, not CR_STOP |
||
1010 | or ax, CR_STRT or CR_TXON or CR_RXON or CR_DPOLL |
||
1011 | out dx, ax |
||
1012 | |||
1013 | ; Set the mtu, kernel will be able to send now |
||
1014 | mov [device.mtu], 1514 |
||
1015 | |||
1016 | ; Set link state to unknown |
||
1017 | mov [device.state], ETH_LINK_UNKOWN |
||
1018 | |||
1019 | ; say reset was successfull |
||
1020 | xor eax, eax |
||
1021 | ret |
||
1022 | |||
1023 | |||
1024 | |||
1025 | align 4 |
||
1026 | unload: |
||
1027 | |||
1028 | call reset |
||
1029 | push eax edx |
||
1030 | DEBUGF 1, "rhine disable\n" |
||
1031 | |||
1032 | ; Switch to loopback mode to avoid hardware races. |
||
1033 | set_io 0 |
||
1034 | set_io byTCR |
||
1035 | mov al, 0x61 |
||
1036 | out dx, al |
||
1037 | |||
1038 | ; Stop the chip's Tx and Rx processes. |
||
1039 | set_io byCR0 |
||
1040 | mov ax, CR_STOP |
||
1041 | out dx, ax |
||
1042 | pop edx eax |
||
1043 | |||
1044 | ret |
||
1045 | |||
1046 | |||
1047 | |||
1048 | |||
1049 | align 4 |
||
1050 | reload_eeprom: |
||
1051 | |||
1052 | DEBUGF 1, "Reload eeprom\n" |
||
1053 | |||
1054 | set_io 0 |
||
1055 | set_io byEECSR |
||
1056 | mov al, 0x20 |
||
1057 | out dx, al |
||
1058 | ; Typically 2 cycles to reload. |
||
1059 | mov ecx, 150 |
||
1060 | .reload: |
||
1061 | in al, dx |
||
1062 | test al, 0x20 |
||
1063 | jz @f |
||
1064 | loop .reload |
||
1065 | DEBUGF 1, "Reload timeout!\n" |
||
1066 | @@: |
||
1067 | |||
1068 | ret |
||
1069 | |||
1070 | ; Initialize the Rx and Tx rings, along with various 'dev' bits. |
||
1071 | align 4 |
||
1072 | init_ring: |
||
1073 | |||
1074 | DEBUGF 1, "Init ring\n" |
||
1075 | |||
1076 | lea edi, [device.rx_ring] |
||
1077 | mov eax, edi |
||
1078 | GetRealAddr |
||
1079 | mov esi, eax |
||
1080 | push esi |
||
1081 | mov ecx, RX_RING_SIZE |
||
1082 | .rx_init: |
||
1083 | add esi, rx_head.sizeof |
||
1084 | mov [edi + rx_head.status], RX_SBITS_OWN_BIT |
||
1085 | mov [edi + rx_head.control], PKT_BUF_SZ |
||
1086 | push ecx |
||
1087 | stdcall KernelAlloc, PKT_BUF_SZ |
||
1088 | pop ecx |
||
1089 | mov [edi + rx_head.buff_addr_virt], eax |
||
1090 | GetRealAddr |
||
1091 | mov [edi + rx_head.buff_addr], eax ; buffer ptr |
||
1092 | mov [edi + rx_head.next_desc], esi ; next head |
||
1093 | add edi, rx_head.sizeof |
||
1094 | dec ecx |
||
1095 | jnz .rx_init |
||
1096 | pop [edi - rx_head.sizeof + rx_head.next_desc] ; Mark the last entry as wrapping the ring. |
||
1097 | |||
1098 | |||
1099 | lea edi, [device.tx_ring] |
||
1100 | mov eax, edi |
||
1101 | GetRealAddr |
||
1102 | mov esi, eax |
||
1103 | push esi |
||
1104 | mov ecx, TX_RING_SIZE |
||
1105 | .tx_init: |
||
1106 | add esi, tx_head.sizeof |
||
1107 | mov [edi + tx_head.status], 0 |
||
1108 | mov [edi + tx_head.control], 0x00E08000 |
||
1109 | mov [edi + tx_head.buff_addr], 0 |
||
1110 | mov [edi + tx_head.next_desc], esi |
||
1111 | mov [edi + tx_head.buff_addr_virt], 0 |
||
1112 | add edi, tx_head.sizeof |
||
1113 | dec ecx |
||
1114 | jnz .tx_init |
||
1115 | pop [edi - tx_head.sizeof + tx_head.next_desc] ; Mark the last entry as wrapping the ring. |
||
1116 | |||
1117 | ; write Descriptors to MAC |
||
1118 | lea eax, [device.rx_ring] |
||
1119 | GetRealAddr |
||
1120 | set_io 0 |
||
1121 | set_io dwCurrentRxDescAddr |
||
1122 | out dx, eax |
||
1123 | |||
1124 | lea eax, [device.tx_ring] |
||
1125 | GetRealAddr |
||
1126 | set_io dwCurrentTxDescAddr |
||
1127 | out dx, eax |
||
1128 | |||
1129 | xor eax, eax |
||
1130 | mov [device.cur_rx], ax |
||
1131 | mov [device.cur_tx], ax |
||
1132 | mov [device.last_tx], ax |
||
1133 | |||
1134 | ret |
||
1135 | |||
1136 | |||
1137 | align 4 |
||
1138 | QueryAuto: |
||
1139 | |||
1140 | DEBUGF 1, "Query Auto\n" |
||
1141 | |||
1142 | push ecx |
||
1143 | stdcall ReadMII, 0x04 ; advertised |
||
1144 | mov ecx, eax |
||
1145 | stdcall ReadMII, 0x05 |
||
1146 | and ecx, eax |
||
1147 | |||
1148 | xor eax, eax |
||
1149 | test ecx, 0x100 |
||
1150 | jnz .one |
||
1151 | |||
1152 | and ecx, 0x1C0 |
||
1153 | cmp ecx, 0x40 |
||
1154 | jne .zero |
||
1155 | .one: |
||
1156 | inc eax |
||
1157 | DEBUGF 1, "AutoNego OK!\n" |
||
1158 | .zero: |
||
1159 | pop ecx |
||
1160 | |||
1161 | ret |
||
1162 | |||
1163 | |||
1164 | proc ReadMII stdcall, byMIIIndex:dword |
||
1165 | |||
1166 | ; DEBUGF 1, "ReadMII Index=%x\n", [byMIIIndex] |
||
1167 | |||
1168 | push esi ebx ecx edx |
||
1169 | |||
1170 | set_io 0 |
||
1171 | set_io byMIIAD |
||
1172 | in al, dx |
||
1173 | mov bl, al |
||
1174 | |||
1175 | set_io byMIICR |
||
1176 | in al, dx |
||
1177 | mov bh, al |
||
1178 | and al, 0x7F |
||
1179 | out dx, al |
||
1180 | |||
1181 | call MIIDelay |
||
1182 | |||
1183 | mov al, byte [byMIIIndex] |
||
1184 | set_io byMIIAD |
||
1185 | out dx, al |
||
1186 | |||
1187 | call MIIDelay |
||
1188 | |||
1189 | set_io byMIICR |
||
1190 | in al, dx |
||
1191 | or al, 0x40 |
||
1192 | out dx, al |
||
1193 | |||
1194 | mov ecx, 200 |
||
1195 | .read_again: |
||
1196 | in al, dx |
||
1197 | test al, 0x40 |
||
1198 | jz @f |
||
1199 | |||
1200 | mov esi, 10 |
||
1201 | call Sleep |
||
1202 | dec ecx |
||
1203 | jnz .read_again |
||
1204 | DEBUGF 1, "\nReadMII timeout!\n" |
||
1205 | @@: |
||
1206 | |||
1207 | call MIIDelay |
||
1208 | |||
1209 | set_io byMIIAD |
||
1210 | in ax, dx |
||
1211 | |||
1212 | push eax |
||
1213 | mov ax, bx |
||
1214 | set_io byMIIAD |
||
1215 | out dx, al |
||
1216 | |||
1217 | shr ax, 8 |
||
1218 | set_io byMIICR |
||
1219 | out dx, al |
||
1220 | |||
1221 | call MIIDelay |
||
1222 | |||
1223 | pop eax |
||
1224 | and eax, 0xFFFF |
||
1225 | rol ax, 8 ;;;;; I dont know how or why but it seems needed... |
||
1226 | |||
1227 | pop edx ecx ebx esi |
||
1228 | ret |
||
1229 | endp |
||
1230 | |||
1231 | proc WriteMII stdcall, byMIISetByte:dword, byMIISetBit:dword, byMIIOP:dword |
||
1232 | |||
1233 | ; DEBUGF 1, "WriteMII SetByte=%x SetBit=%x OP=%x\n", [byMIISetByte], [byMIISetBit], [byMIIOP] |
||
1234 | |||
1235 | push ebx eax ecx edx |
||
1236 | |||
1237 | set_io 0 |
||
1238 | set_io byMIIAD |
||
1239 | in al, dx |
||
1240 | mov bl, al |
||
1241 | |||
1242 | set_io byMIICR |
||
1243 | in al, dx |
||
1244 | mov bh, al |
||
1245 | and al, 0x7F |
||
1246 | out dx, al |
||
1247 | |||
1248 | call MIIDelay |
||
1249 | |||
1250 | mov al, byte [byMIISetByte] |
||
1251 | set_io byMIIAD |
||
1252 | out dx, al |
||
1253 | |||
1254 | call MIIDelay |
||
1255 | |||
1256 | set_io byMIICR |
||
1257 | in al, dx |
||
1258 | or al, 0x40 |
||
1259 | out dx, al |
||
1260 | |||
1261 | mov ecx, 200 |
||
1262 | .read_again0: |
||
1263 | in al, dx |
||
1264 | test al, 0x40 |
||
1265 | jz .done |
||
1266 | |||
1267 | mov esi, 10 |
||
1268 | call Sleep |
||
1269 | dec ecx |
||
1270 | jnz .read_again0 |
||
1271 | DEBUGF 1, "WriteMII timeout 1\n" |
||
1272 | .done: |
||
1273 | |||
1274 | call MIIDelay |
||
1275 | |||
1276 | set_io wMIIDATA |
||
1277 | in ax, dx |
||
1278 | |||
1279 | mov ecx, [byMIISetBit] |
||
1280 | rol cx, 8 ;;;;;;;;;;;;;;;;; CHECKME |
||
1281 | |||
1282 | cmp byte [byMIIOP], 0 |
||
1283 | jne @f |
||
1284 | not ecx |
||
1285 | and ax, cx |
||
1286 | jmp .end_mascarad |
||
1287 | @@: |
||
1288 | or ax, cx |
||
1289 | .end_mascarad: |
||
1290 | |||
1291 | set_io wMIIDATA |
||
1292 | out dx, ax |
||
1293 | |||
1294 | call MIIDelay |
||
1295 | |||
1296 | set_io byMIICR |
||
1297 | in al, dx |
||
1298 | or al, 0x20 |
||
1299 | out dx, al |
||
1300 | |||
1301 | mov ecx, 200 |
||
1302 | .read_again1: |
||
1303 | in al, dx |
||
1304 | test al, 0x20 |
||
1305 | jz @f |
||
1306 | |||
1307 | mov esi, 10 |
||
1308 | call Sleep |
||
1309 | dec ecx |
||
1310 | jnz .read_again1 |
||
1311 | DEBUGF 1, "WriteMII timeout 2\n" |
||
1312 | @@: |
||
1313 | |||
1314 | call MIIDelay |
||
1315 | |||
1316 | mov ax, bx |
||
1317 | and al, 0x7F |
||
1318 | set_io byMIIAD |
||
1319 | out dx, al |
||
1320 | |||
1321 | shr ax, 8 |
||
1322 | set_io byMIICR |
||
1323 | out dx, al |
||
1324 | |||
1325 | call MIIDelay |
||
1326 | |||
1327 | pop edx ecx eax ebx |
||
1328 | ret |
||
1329 | endp |
||
1330 | |||
1331 | |||
1332 | align 4 |
||
1333 | MIIDelay: |
||
1334 | |||
1335 | mov ecx, 0x7FFF |
||
1336 | @@: |
||
1337 | in al, 0x61 |
||
1338 | in al, 0x61 |
||
1339 | in al, 0x61 |
||
1340 | in al, 0x61 |
||
1341 | loop @b |
||
1342 | |||
1343 | ret |
||
1344 | |||
1345 | |||
1346 | align 4 |
||
1347 | set_rx_mode: |
||
1348 | |||
1349 | DEBUGF 1, "Set RX mode\n" |
||
1350 | |||
1351 | ; ! IFF_PROMISC |
||
1352 | mov eax, 0xffffffff |
||
1353 | set_io 0 |
||
1354 | set_io byMAR0 |
||
1355 | out dx, eax |
||
1356 | |||
1357 | set_io byMAR4 |
||
1358 | out dx, eax |
||
1359 | |||
1360 | set_io byRCR |
||
1361 | mov al, 0x6C ;rx_mode = 0x0C; |
||
1362 | out dx, al ;outb(0x60 /* thresh */ | rx_mode, byRCR ); |
||
1363 | |||
1364 | ret |
||
1365 | |||
1366 | |||
1367 | |||
1368 | |||
1369 | |||
1370 | ; Beware of PCI posted writes |
||
1371 | macro IOSYNC |
||
1372 | { |
||
1373 | set_io StationAddr |
||
1374 | in al, dx |
||
1375 | } |
||
1376 | |||
1377 | |||
1378 | |||
1379 | align 4 |
||
1380 | read_mac: |
||
1381 | |||
1382 | DEBUGF 1, "Ethernet Address: " |
||
1383 | |||
1384 | lea edi, [device.mac] |
||
1385 | set_io 0 |
||
1386 | set_io byPAR0 |
||
1387 | mov ecx, 6 |
||
1388 | .next: |
||
1389 | in al, dx |
||
1390 | stosb |
||
1391 | DEBUGF 1, "-%x", al |
||
1392 | inc edx |
||
1393 | dec ecx |
||
1394 | jnz .next |
||
1395 | DEBUGF 1, "\n" |
||
1396 | |||
1397 | ret |
||
1398 | |||
1399 | |||
1400 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1401 | ;; ;; |
||
1402 | ;; Transmit ;; |
||
1403 | ;; ;; |
||
1404 | ;; In: buffer pointer in [esp+4] ;; |
||
1405 | ;; size of buffer in [esp+8] ;; |
||
1406 | ;; pointer to device structure in ebx ;; |
||
1407 | ;; ;; |
||
1408 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1409 | align 4 |
||
1410 | transmit: |
||
3758 | hidnplayr | 1411 | DEBUGF 1,"\nTransmitting packet, buffer:%x, size:%u\n", [esp+4], [esp+8] |
3545 | hidnplayr | 1412 | mov eax, [esp+4] |
3758 | hidnplayr | 1413 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
3545 | hidnplayr | 1414 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
1415 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
1416 | [eax+13]:2,[eax+12]:2 |
||
1417 | |||
1418 | cmp dword [esp+8], 1514 |
||
1419 | ja .fail |
||
1420 | cmp dword [esp+8], 60 |
||
1421 | jb .fail |
||
1422 | |||
1423 | movzx eax, [device.cur_tx] |
||
1424 | mov ecx, tx_head.sizeof |
||
1425 | mul ecx |
||
1426 | lea edi, [device.tx_ring] |
||
1427 | add edi, eax |
||
1428 | |||
1429 | cmp [edi + tx_head.buff_addr_virt], 0 |
||
1430 | jne .fail |
||
1431 | |||
1432 | mov eax, [esp+4] |
||
1433 | mov [edi + tx_head.buff_addr_virt], eax |
||
1434 | GetRealAddr |
||
1435 | mov [edi + tx_head.buff_addr], eax |
||
1436 | mov ecx, [esp+8] |
||
1437 | and ecx, TX_CBITS_TX_BUF_SIZE |
||
1438 | or ecx, 0x00E08000 |
||
1439 | mov [edi + tx_head.control], ecx |
||
1440 | or [edi + tx_head.status], TX_SBITS_OWN_BIT |
||
1441 | |||
1442 | set_io 0 |
||
1443 | set_io byCR1 |
||
1444 | in al, dx |
||
1445 | or al, CR1_TDMD1 |
||
1446 | out dx, al |
||
1447 | |||
1448 | inc [device.cur_tx] |
||
1449 | and [device.cur_tx], TX_RING_SIZE-1 |
||
1450 | |||
1451 | ;outw(IMRShadow,byIMR0); ; |
||
1452 | |||
1453 | ; Update stats |
||
1454 | inc [device.packets_tx] |
||
1455 | mov ecx, [esp+8] ;;;;; |
||
1456 | add dword [device.bytes_tx], ecx |
||
1457 | adc dword [device.bytes_tx + 4], 0 |
||
1458 | |||
4333 | hidnplayr | 1459 | xor eax, eax ; Transmit succesfull |
3545 | hidnplayr | 1460 | ret 8 |
1461 | |||
1462 | .fail: |
||
3758 | hidnplayr | 1463 | DEBUGF 2, "Transmit Failed!\n" |
4333 | hidnplayr | 1464 | or eax, -1 ; Transmit failed |
3545 | hidnplayr | 1465 | ret 8 |
1466 | |||
1467 | |||
1468 | |||
1469 | |||
1470 | |||
1471 | |||
1472 | |||
1473 | |||
1474 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1475 | ;; ;; |
||
1476 | ;; Interrupt handler ;; |
||
1477 | ;; ;; |
||
1478 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1479 | |||
1480 | align 4 |
||
1481 | int_handler: |
||
1482 | |||
1483 | push ebx esi edi |
||
1484 | |||
1485 | DEBUGF 1,"\n%s int ", my_service |
||
1486 | |||
1487 | ; Find pointer of device wich made IRQ occur |
||
1488 | |||
1489 | mov ecx, [devices] |
||
1490 | test ecx, ecx |
||
1491 | jz .nothing |
||
1492 | mov esi, device_list |
||
1493 | .nextdevice: |
||
1494 | mov ebx, [esi] |
||
1495 | |||
1496 | set_io 0 |
||
1497 | set_io IntrStatus |
||
1498 | in ax, dx |
||
1499 | out dx, ax ; send it back to ACK |
||
1500 | test ax, ax |
||
1501 | jnz .got_it |
||
1502 | .continue: |
||
1503 | add esi, 4 |
||
1504 | dec ecx |
||
1505 | jnz .nextdevice |
||
1506 | .nothing: |
||
1507 | pop edi esi ebx |
||
1508 | xor eax, eax |
||
1509 | |||
1510 | ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
||
1511 | |||
1512 | |||
1513 | |||
1514 | .got_it: |
||
1515 | |||
1516 | DEBUGF 1, "status=0x%x\n", ax |
||
1517 | |||
1518 | push ax |
||
1519 | |||
1520 | test ax, IntrRxDone |
||
1521 | jz .not_RX |
||
1522 | |||
1523 | push ebx |
||
1524 | .more_RX: |
||
1525 | pop ebx |
||
1526 | |||
1527 | ; Get the current descripter pointer |
||
1528 | |||
1529 | movzx eax, [device.cur_rx] |
||
1530 | mov ecx, rx_head.sizeof |
||
1531 | mul ecx |
||
1532 | lea edi, [device.rx_ring] |
||
1533 | add edi, eax |
||
1534 | |||
1535 | ; Check it's status |
||
1536 | |||
1537 | test [edi + rx_head.status], RX_SBITS_OWN_BIT |
||
1538 | jnz .not_bit_own |
||
1539 | |||
1540 | DEBUGF 1, "Packet status = 0x%x\n", [edi + rx_head.status] |
||
1541 | |||
1542 | ; TODO: check error bits |
||
1543 | |||
1544 | ; get length |
||
1545 | |||
1546 | mov ecx, [edi + rx_head.status] |
||
1547 | and ecx, RX_SBITS_FRAME_LENGTH |
||
1548 | shr ecx, 16 |
||
1549 | sub ecx, 4 ; We dont want CRC |
||
1550 | |||
1551 | ; Update stats |
||
1552 | |||
1553 | add dword [device.bytes_rx], ecx |
||
1554 | adc dword [device.bytes_rx + 4], 0 |
||
1555 | inc [device.packets_rx] |
||
1556 | |||
1557 | ; Push packet size and pointer, kernel will need it.. |
||
1558 | |||
1559 | push ebx |
||
1560 | push .more_RX ; return ptr |
||
1561 | |||
1562 | push ecx ; full packet size |
||
1563 | push [edi + rx_head.buff_addr_virt] |
||
1564 | |||
1565 | ; reset the RX descriptor |
||
1566 | |||
1567 | push edi |
||
1568 | stdcall KernelAlloc, PKT_BUF_SZ |
||
1569 | pop edi |
||
1570 | mov [edi + rx_head.buff_addr_virt], eax |
||
1571 | GetRealAddr |
||
1572 | mov [edi + rx_head.buff_addr], eax |
||
1573 | mov [edi + rx_head.status], RX_SBITS_OWN_BIT |
||
1574 | |||
1575 | ; Use next descriptor next time |
||
1576 | |||
1577 | inc [device.cur_rx] |
||
1578 | and [device.cur_rx], RX_RING_SIZE - 1 |
||
1579 | |||
1580 | ; At last, send packet to kernel |
||
1581 | |||
1582 | jmp Eth_input |
||
1583 | |||
1584 | .not_bit_own: |
||
1585 | .not_RX: |
||
1586 | |||
1587 | pop ax |
||
1588 | |||
1589 | test ax, IntrTxDone |
||
1590 | jz .not_TX |
||
1591 | |||
1592 | .loop_tx: |
||
1593 | movzx eax, [device.last_tx] |
||
1594 | mov ecx, tx_head.sizeof |
||
1595 | mul ecx |
||
1596 | lea edi, [device.tx_ring] |
||
1597 | add edi, eax |
||
1598 | |||
1599 | test [edi + tx_head.status], TX_SBITS_OWN_BIT |
||
1600 | jnz .not_TX |
||
1601 | |||
1602 | cmp [edi + tx_head.buff_addr_virt], 0 |
||
1603 | je .not_TX |
||
1604 | |||
1605 | DEBUGF 1,"Freeing buffer 0x%x\n", [edi + tx_head.buff_addr_virt] |
||
1606 | |||
1607 | push [edi + tx_head.buff_addr_virt] |
||
1608 | mov [edi + tx_head.buff_addr_virt], 0 |
||
1609 | call KernelFree |
||
1610 | |||
1611 | inc [device.last_tx] |
||
1612 | and [device.last_tx], TX_RING_SIZE - 1 |
||
1613 | |||
1614 | jmp .loop_tx |
||
1615 | |||
1616 | .not_TX: |
||
1617 | |||
1618 | ; On Rhine-II, Bit 3 indicates Tx descriptor write-back race. |
||
1619 | if 0 |
||
1620 | cmp [device.chip_id], 0x3065 ;if (tp->chip_id == 0x3065) |
||
1621 | jne @f |
||
1622 | push ax |
||
1623 | xor eax, eax |
||
1624 | set_io IntrStatus2 |
||
1625 | in al, dx ; intr_status |= inb(nic->ioaddr + IntrStatus2) << 16; |
||
1626 | shl eax, 16 |
||
1627 | pop ax |
||
1628 | @@: |
||
1629 | end if |
||
1630 | |||
1631 | if 0 |
||
1632 | |||
1633 | ; Acknowledge all of the current interrupt sources ASAP. |
||
1634 | xor ecx, ecx |
||
1635 | test eax, IntrTxDescRace |
||
1636 | jz @f |
||
1637 | set_io 0 |
||
1638 | set_io IntrStatus2 |
||
1639 | push ax |
||
1640 | mov al, 0x08 |
||
1641 | out dx, al |
||
1642 | pop ax |
||
1643 | @@: |
||
1644 | set_io 0 |
||
1645 | set_io IntrStatus |
||
1646 | out dx, ax |
||
1647 | IOSYNC |
||
1648 | |||
1649 | end if |
||
1650 | |||
1651 | pop edi esi ebx |
||
1652 | xor eax, eax |
||
1653 | inc eax |
||
1654 | |||
1655 | ret |
||
1656 | |||
1657 | |||
1658 | |||
1659 | |||
1660 | |||
1661 | ; End of code |
||
1662 | |||
1663 | section '.data' data readable writable align 16 ; place all uninitialized data here |
||
1664 | align 4 ; Place all initialised data here |
||
1665 | |||
1666 | devices dd 0 |
||
1667 | version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
||
1668 | my_service db 'RHINE',0 ; max 16 chars including zero |
||
1669 | |||
3758 | hidnplayr | 1670 | chiplist: |
3545 | hidnplayr | 1671 | dd 0x30431106, rhine_3043;, RHINE_IOTYPE, RHINE_I_IOSIZE, CanHaveMII or ReqTxAlign or HasV1TxStat |
1672 | dd 0x61001106, rhine_6100;, RHINE_IOTYPE, RHINE_I_IOSIZE, CanHaveMII or ReqTxAlign or HasV1TxStat |
||
1673 | dd 0x30651106, rhine_6102;, RHINE_IOTYPE, RHINEII_IOSIZE, CanHaveMII or HasWOL |
||
1674 | dd 0x31061106, rhine_6105;, RHINE_IOTYPE, RHINEII_IOSIZE, CanHaveMII or HasWOL |
||
1675 | ; Duplicate entry, with 'M' features enabled. |
||
1676 | dd 0x31061106, rhine_6105;, RHINE_IOTYPE, RHINEII_IOSIZE, CanHaveMII or HasWOL or HasIPChecksum or HasVLAN |
||
1677 | dd 0x30531106, rhine_3053;, RHINE_IOTYPE, RHINEII_IOSIZE, CanHaveMII or HasWOL |
||
1678 | dd 0 |
||
1679 | |||
1680 | rhine_3043 db "VIA VT3043 Rhine", 0 |
||
1681 | rhine_6100 db "VIA VT86C100A Rhine", 0 |
||
1682 | rhine_6102 db "VIA VT6102 Rhine-II", 0 |
||
1683 | rhine_6105 db "VIA VT6105LOM Rhine-III (3106)", 0 |
||
1684 | rhine_3053 db "VIA VT6105M Rhine-III (3053 prototype)", 0 |
||
1685 | |||
1686 | include_debug_strings ; All data wich FDO uses will be included here |
||
1687 | |||
1688 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling><> |
||
1689 |