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Rev | Author | Line No. | Line |
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425 | victor | 1 | $Revision: 431 $ |
431 | serge | 2 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
3 | ;; ;; |
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4 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
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5 | ;; Distributed under terms of the GNU General Public License ;; |
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6 | ;; ;; |
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7 | ;; PCNET32.INC ;; |
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8 | ;; ;; |
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9 | ;; Ethernet driver for Menuet OS ;; |
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10 | ;; ;; |
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11 | ;; Version 1.0 31 July 2004 ;; |
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12 | ;; ;; |
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13 | ;; This driver is based on the PCNet32 driver from ;; |
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14 | ;; the etherboot 5.0.6 project. The copyright statement is ;; |
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15 | ;; ;; |
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16 | ;; GNU GENERAL PUBLIC LICENSE ;; |
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17 | ;; Version 2, June 1991 ;; |
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18 | ;; ;; |
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19 | ;; remaining parts Copyright 2004 Jarek Pelczar, ;; |
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20 | ;; jpelczar@interia.pl ;; |
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21 | ;; ;; |
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22 | ;; See file COPYING for details ;; |
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23 | ;; ;; |
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24 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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261 | hidnplayr | 25 | ;macro PutStr X |
26 | ;{ |
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27 | ; local .__xyz1 |
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28 | ; local .__xyz2 |
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29 | ; push esi |
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30 | ; mov esi,.__xyz1 |
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31 | ; call sys_msg_board_str |
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32 | ; push eax |
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33 | ; mov eax,1 |
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34 | ; call delay_hs |
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35 | ; pop eax |
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36 | ; jmp .__xyz2 |
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37 | ;.__xyz1: |
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38 | ; db X |
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39 | ; db 13,10,0 |
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40 | ;.__xyz2: |
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41 | ; pop esi |
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42 | ;} |
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43 | PCNET32_PORT_AUI equ 0x00 |
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44 | PCNET32_PORT_10BT equ 0x01 |
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45 | PCNET32_PORT_GPSI equ 0x02 |
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46 | PCNET32_PORT_MII equ 0x03 |
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47 | PCNET32_PORT_PORTSEL equ 0x03 |
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48 | PCNET32_PORT_ASEL equ 0x04 |
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49 | PCNET32_PORT_100 equ 0x40 |
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50 | PCNET32_PORT_FD equ 0x80 |
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51 | PCNET32_DMA_MASK equ 0xffffffff |
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52 | PCNET32_LOG_TX_BUFFERS equ 1 |
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53 | PCNET32_LOG_RX_BUFFERS equ 2 |
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54 | PCNET32_TX_RING_SIZE equ (1 shl PCNET32_LOG_TX_BUFFERS) |
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55 | PCNET32_TX_RING_MOD_MASK equ (PCNET32_TX_RING_SIZE-1) |
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56 | PCNET32_TX_RING_LEN_BITS equ 0 |
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57 | PCNET32_RX_RING_SIZE equ (1 shl PCNET32_LOG_RX_BUFFERS) |
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58 | PCNET32_RX_RING_MOD_MASK equ (PCNET32_RX_RING_SIZE-1) |
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59 | PCNET32_RX_RING_LEN_BITS equ (PCNET32_LOG_RX_BUFFERS shl 4) |
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60 | PCNET32_PKT_BUF_SZ equ 1544 |
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61 | PCNET32_PKT_BUF_SZ_NEG equ 0xf9f8 |
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62 | pcnet32_txb equ (eth_data_start) |
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63 | pcnet32_rxb equ ((pcnet32_txb+(PCNET32_PKT_BUF_SZ*PCNET32_TX_RING_SIZE)+0xf) and 0xfffffff0) |
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64 | pcnet32_tx_ring equ ((pcnet32_rxb+(PCNET32_PKT_BUF_SZ*PCNET32_RX_RING_SIZE)+0xf) and 0xfffffff0) |
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65 | pcnet32_rx_ring equ ((pcnet32_tx_ring+(16*PCNET32_TX_RING_SIZE)+0xf) and 0xfffffff0) |
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66 | virtual at ((pcnet32_rx_ring+(16*PCNET32_RX_RING_SIZE)+0xf) and 0xfffffff0) |
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67 | pcnet32_private: |
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68 | .mode dw ? |
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69 | .tlen_rlen dw ? |
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70 | .phys_addr db ?,?,?,?,?,? |
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71 | .reserved dw ? |
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72 | .filter dd ?,? |
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73 | .rx_ring dd ? |
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74 | .tx_ring dd ? |
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75 | .cur_rx dd ? |
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76 | .cur_tx dd ? |
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77 | .dirty_rx dd ? |
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78 | .dirty_tx dd ? |
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79 | .tx_full db ? |
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80 | .options dd ? |
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81 | .full_duplex db ? |
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82 | .chip_version dd ? |
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83 | .mii db ? |
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84 | .ltint db ? |
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85 | .dxsuflo db ? |
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86 | .fset db ? |
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87 | .fdx db ? |
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88 | end virtual |
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89 | virtual at 0 |
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90 | pcnet32_rx_head: |
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91 | .base dd ? |
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92 | .buf_length dw ? |
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93 | .status dw ? |
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94 | .msg_length dd ? |
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95 | .reserved dd ? |
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96 | end virtual |
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97 | virtual at 0 |
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98 | pcnet32_tx_head: |
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99 | .base dd ? |
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100 | .length dw ? |
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101 | .status dw ? |
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102 | .misc dd ? |
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103 | .reserved dd ? |
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104 | end virtual |
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105 | |||
106 | uglobal |
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107 | pcnet32_access: |
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108 | .read_csr dd ? |
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109 | .write_csr dd ? |
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110 | .read_bcr dd ? |
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111 | .write_bcr dd ? |
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112 | .read_rap dd ? |
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113 | .write_rap dd ? |
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114 | .reset dd ? |
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115 | endg |
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116 | |||
117 | iglobal |
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118 | pcnet32_options_mapping: |
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119 | dd PCNET32_PORT_ASEL ; 0 Auto-select |
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120 | dd PCNET32_PORT_AUI ; 1 BNC/AUI |
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121 | dd PCNET32_PORT_AUI ; 2 AUI/BNC |
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122 | dd PCNET32_PORT_ASEL ; 3 not supported |
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123 | dd PCNET32_PORT_10BT or PCNET32_PORT_FD ; 4 10baseT-FD |
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124 | dd PCNET32_PORT_ASEL ; 5 not supported |
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125 | dd PCNET32_PORT_ASEL ; 6 not supported |
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126 | dd PCNET32_PORT_ASEL ; 7 not supported |
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127 | dd PCNET32_PORT_ASEL ; 8 not supported |
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128 | dd PCNET32_PORT_MII ; 9 MII 10baseT |
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129 | dd PCNET32_PORT_MII or PCNET32_PORT_FD ; 10 MII 10baseT-FD |
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130 | dd PCNET32_PORT_MII ; 11 MII (autosel) |
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131 | dd PCNET32_PORT_10BT ; 12 10BaseT |
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132 | dd PCNET32_PORT_MII or PCNET32_PORT_100 ; 13 MII 100BaseTx |
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133 | dd PCNET32_PORT_MII or PCNET32_PORT_100 or PCNET32_PORT_FD ; 14 MII 100BaseTx-FD |
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134 | dd PCNET32_PORT_ASEL ; 15 not supported |
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135 | endg |
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136 | |||
137 | PCNET32_WIO_RDP equ 0x10 |
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138 | PCNET32_WIO_RAP equ 0x12 |
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139 | PCNET32_WIO_RESET equ 0x14 |
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140 | PCNET32_WIO_BDP equ 0x16 |
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141 | PCNET32_DWIO_RDP equ 0x10 |
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142 | PCNET32_DWIO_RAP equ 0x14 |
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143 | PCNET32_DWIO_RESET equ 0x18 |
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144 | PCNET32_DWIO_BDP equ 0x1C |
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145 | PCNET32_TOTAL_SIZE equ 0x20 |
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146 | ; ebx - index |
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147 | ; return: |
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148 | ; eax - data |
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149 | pcnet32_wio_read_csr: |
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150 | push edx |
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151 | lea edx,[ebp+PCNET32_WIO_RAP] |
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152 | mov ax,bx |
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153 | out dx,ax |
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154 | lea edx,[ebp+PCNET32_WIO_RDP] |
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155 | in ax,dx |
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156 | and eax,0xffff |
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157 | pop edx |
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158 | ret |
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159 | ; eax - data |
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160 | ; ebx - index |
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161 | pcnet32_wio_write_csr: |
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162 | push edx |
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163 | lea edx,[ebp+PCNET32_WIO_RAP] |
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164 | xchg eax,ebx |
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165 | out dx,ax |
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166 | xchg eax,ebx |
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167 | lea edx,[ebp+PCNET32_WIO_RDP] |
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168 | out dx,ax |
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169 | pop edx |
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170 | ret |
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171 | ; ebx - index |
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172 | ; return: |
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173 | ; eax - data |
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174 | pcnet32_wio_read_bcr: |
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175 | push edx |
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176 | lea edx,[ebp+PCNET32_WIO_RAP] |
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177 | mov ax,bx |
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178 | out dx,ax |
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179 | lea edx,[ebp+PCNET32_WIO_BDP] |
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180 | in ax,dx |
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181 | and eax,0xffff |
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182 | pop edx |
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183 | ret |
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184 | ; eax - data |
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185 | ; ebx - index |
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186 | pcnet32_wio_write_bcr: |
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187 | push edx |
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188 | lea edx,[ebp+PCNET32_WIO_RAP] |
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189 | xchg eax,ebx |
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190 | out dx,ax |
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191 | xchg eax,ebx |
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192 | lea edx,[ebp+PCNET32_WIO_BDP] |
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193 | out dx,ax |
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194 | pop edx |
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195 | ret |
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196 | pcnet32_wio_read_rap: |
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197 | push edx |
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198 | lea edx,[ebp+PCNET32_WIO_RAP] |
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199 | in ax,dx |
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200 | and eax,0xffff |
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201 | pop edx |
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202 | ret |
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203 | ; eax - val |
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204 | pcnet32_wio_write_rap: |
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205 | push edx |
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206 | lea edx,[ebp+PCNET32_WIO_RAP] |
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207 | out dx,ax |
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208 | pop edx |
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209 | ret |
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210 | pcnet32_wio_reset: |
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211 | push edx |
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212 | push eax |
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213 | lea edx,[ebp+PCNET32_WIO_RESET] |
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214 | in ax,dx |
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215 | pop eax |
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216 | pop edx |
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217 | ret |
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218 | pcnet32_wio_check: |
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219 | push edx |
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220 | mov ax,88 |
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221 | lea edx,[ebp+PCNET32_WIO_RAP] |
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222 | out dx,ax |
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223 | nop |
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224 | nop |
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225 | in ax,dx |
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226 | cmp ax,88 |
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227 | sete al |
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228 | pop edx |
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229 | ret |
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230 | |||
231 | iglobal |
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232 | pcnet32_wio: |
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233 | dd pcnet32_wio_read_csr |
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234 | dd pcnet32_wio_write_csr |
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235 | dd pcnet32_wio_read_bcr |
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236 | dd pcnet32_wio_write_bcr |
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237 | dd pcnet32_wio_read_rap |
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238 | dd pcnet32_wio_write_rap |
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239 | dd pcnet32_wio_reset |
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240 | endg |
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241 | |||
242 | ; ebx - index |
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243 | ; return: |
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244 | ; eax - data |
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245 | pcnet32_dwio_read_csr: |
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246 | push edx |
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247 | lea edx,[ebp+PCNET32_DWIO_RAP] |
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248 | mov ebx,eax |
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249 | out dx,eax |
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250 | lea edx,[ebp+PCNET32_DWIO_RDP] |
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251 | in eax,dx |
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252 | and eax,0xffff |
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253 | pop edx |
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254 | ret |
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255 | ; ebx - index |
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256 | ; eax - data |
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257 | pcnet32_dwio_write_csr: |
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258 | push edx |
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259 | lea edx,[ebp+PCNET32_DWIO_RAP] |
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260 | xchg eax,ebx |
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261 | out dx,eax |
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262 | lea edx,[ebp+PCNET32_DWIO_RDP] |
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263 | xchg eax,ebx |
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264 | out dx,eax |
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265 | pop edx |
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266 | ret |
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267 | ; ebx - index |
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268 | ; return: |
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269 | ; eax - data |
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270 | pcnet32_dwio_read_bcr: |
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271 | push edx |
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272 | lea edx,[ebp+PCNET32_DWIO_RAP] |
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273 | mov ebx,eax |
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274 | out dx,eax |
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275 | lea edx,[ebp+PCNET32_DWIO_BDP] |
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276 | in eax,dx |
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277 | and eax,0xffff |
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278 | pop edx |
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279 | ret |
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280 | ; ebx - index |
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281 | ; eax - data |
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282 | pcnet32_dwio_write_bcr: |
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283 | push edx |
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284 | lea edx,[ebp+PCNET32_DWIO_RAP] |
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285 | xchg eax,ebx |
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286 | out dx,eax |
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287 | lea edx,[ebp+PCNET32_DWIO_BDP] |
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288 | xchg eax,ebx |
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289 | out dx,eax |
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290 | pop edx |
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291 | ret |
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292 | pcnet32_dwio_read_rap: |
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293 | push edx |
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294 | lea edx,[ebp+PCNET32_DWIO_RAP] |
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295 | in eax,dx |
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296 | and eax,0xffff |
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297 | pop edx |
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298 | ret |
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299 | ; eax - val |
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300 | pcnet32_dwio_write_rap: |
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301 | push edx |
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302 | lea edx,[ebp+PCNET32_DWIO_RAP] |
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303 | out dx,eax |
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304 | pop edx |
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305 | ret |
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306 | pcnet32_dwio_reset: |
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307 | push edx |
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308 | push eax |
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309 | lea edx,[ebp+PCNET32_DWIO_RESET] |
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310 | in eax,dx |
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311 | pop eax |
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312 | pop edx |
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313 | ret |
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314 | pcnet32_dwio_check: |
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315 | push edx |
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316 | lea edx,[PCNET32_DWIO_RAP] |
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317 | mov eax,88 |
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318 | out dx,eax |
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319 | nop |
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320 | nop |
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321 | in eax,dx |
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322 | and eax,0xffff |
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323 | cmp eax,88 |
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324 | sete al |
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325 | pop edx |
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326 | ret |
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327 | |||
328 | iglobal |
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329 | pcnet32_dwio: |
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330 | dd pcnet32_dwio_read_csr |
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331 | dd pcnet32_dwio_write_csr |
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332 | dd pcnet32_dwio_read_bcr |
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333 | dd pcnet32_dwio_write_bcr |
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334 | dd pcnet32_dwio_read_rap |
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335 | dd pcnet32_dwio_write_rap |
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336 | dd pcnet32_dwio_reset |
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337 | endg |
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338 | |||
339 | pcnet32_init_ring: |
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340 | mov [pcnet32_private.tx_full],0 |
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341 | mov [pcnet32_private.cur_rx],0 |
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342 | mov [pcnet32_private.cur_tx],0 |
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343 | mov [pcnet32_private.dirty_rx],0 |
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344 | mov [pcnet32_private.dirty_tx],0 |
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345 | mov edi,pcnet32_rx_ring |
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346 | mov ecx,PCNET32_RX_RING_SIZE |
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347 | mov ebx,pcnet32_rxb |
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348 | .rx_init: |
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349 | mov [edi+pcnet32_rx_head.base],ebx |
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350 | mov [edi+pcnet32_rx_head.buf_length],word PCNET32_PKT_BUF_SZ_NEG |
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351 | mov [edi+pcnet32_rx_head.status],word 0x8000 |
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352 | add ebx,PCNET32_PKT_BUF_SZ |
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353 | ; inc ebx |
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354 | add edi,16 |
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355 | loop .rx_init |
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356 | mov edi,pcnet32_tx_ring |
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357 | mov ecx,PCNET32_TX_RING_SIZE |
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358 | .tx_init: |
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359 | mov [edi+pcnet32_tx_head.base],dword 0 |
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360 | mov [edi+pcnet32_tx_head.status],word 0 |
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361 | add edi,16 |
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362 | loop .tx_init |
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363 | mov [pcnet32_private.tlen_rlen],(PCNET32_TX_RING_LEN_BITS or PCNET32_RX_RING_LEN_BITS) |
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364 | mov esi,node_addr |
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365 | mov edi,pcnet32_private.phys_addr |
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366 | cld |
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367 | movsd |
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368 | movsw |
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369 | mov dword [pcnet32_private.rx_ring],pcnet32_rx_ring |
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370 | mov dword [pcnet32_private.tx_ring],pcnet32_tx_ring |
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371 | ret |
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372 | pcnet32_reset: |
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373 | ; Reset PCNET32 |
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374 | mov ebp,[io_addr] |
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375 | call dword [pcnet32_access.reset] |
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376 | ; set 32bit mode |
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377 | mov ebx,20 |
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378 | mov eax,2 |
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379 | call dword [pcnet32_access.write_bcr] |
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380 | ; set/reset autoselect bit |
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381 | mov ebx,2 |
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382 | call dword [pcnet32_access.read_bcr] |
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383 | and eax,not 2 |
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384 | test [pcnet32_private.options],PCNET32_PORT_ASEL |
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385 | jz .L1 |
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386 | or eax,2 |
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387 | .L1: |
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388 | call dword [pcnet32_access.write_bcr] |
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389 | ; Handle full duplex setting |
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390 | cmp byte [pcnet32_private.full_duplex],0 |
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391 | je .L2 |
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392 | mov ebx,9 |
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393 | call dword [pcnet32_access.read_bcr] |
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394 | and eax,not 3 |
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395 | test [pcnet32_private.options],PCNET32_PORT_FD |
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396 | jz .L3 |
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397 | or eax,1 |
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398 | cmp [pcnet32_private.options],PCNET32_PORT_FD or PCNET32_PORT_AUI |
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399 | jne .L4 |
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400 | or eax,2 |
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401 | jmp .L4 |
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402 | .L3: |
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403 | test [pcnet32_private.options],PCNET32_PORT_ASEL |
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404 | jz .L4 |
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405 | cmp [pcnet32_private.chip_version],0x2627 |
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406 | jne .L4 |
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407 | or eax,3 |
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408 | .L4: |
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409 | mov ebx,9 |
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410 | call dword [pcnet32_access.write_bcr] |
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411 | .L2: |
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412 | ; set/reset GPSI bit |
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413 | mov ebx,124 |
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414 | call dword [pcnet32_access.read_csr] |
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415 | mov ecx,[pcnet32_private.options] |
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416 | and ecx,PCNET32_PORT_PORTSEL |
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417 | cmp ecx,PCNET32_PORT_GPSI |
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418 | jne .L5 |
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419 | or eax,0x10 |
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420 | .L5: |
||
421 | call dword [pcnet32_access.write_csr] |
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422 | cmp [pcnet32_private.mii],0 |
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423 | je .L6 |
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424 | test [pcnet32_private.options],PCNET32_PORT_ASEL |
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425 | jnz .L6 |
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426 | mov ebx,32 |
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427 | call dword [pcnet32_access.read_bcr] |
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428 | and eax,not 0x38 |
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429 | test [pcnet32_private.options],PCNET32_PORT_FD |
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430 | jz .L7 |
||
431 | or eax,0x10 |
||
432 | .L7: |
||
433 | test [pcnet32_private.options],PCNET32_PORT_100 |
||
434 | jz .L8 |
||
435 | or eax,0x08 |
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436 | .L8: |
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437 | call dword [pcnet32_access.write_bcr] |
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438 | jmp .L9 |
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439 | .L6: |
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440 | test [pcnet32_private.options],PCNET32_PORT_ASEL |
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441 | jz .L9 |
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442 | mov ebx,32 |
||
443 | ; PutStr "ASEL, enable auto-negotiation" |
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444 | call dword [pcnet32_access.read_bcr] |
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445 | and eax,not 0x98 |
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446 | or eax,0x20 |
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447 | call dword [pcnet32_access.write_bcr] |
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448 | .L9: |
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449 | cmp [pcnet32_private.ltint],0 |
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450 | je .L10 |
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451 | mov ebx,5 |
||
452 | call dword [pcnet32_access.read_csr] |
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453 | or eax,(1 shl 14) |
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454 | call dword [pcnet32_access.write_csr] |
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455 | .L10: |
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456 | mov eax,[pcnet32_private.options] |
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457 | and eax,PCNET32_PORT_PORTSEL |
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458 | shl eax,7 |
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459 | mov [pcnet32_private.mode],ax |
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460 | mov [pcnet32_private.filter],dword 0xffffffff |
||
461 | mov [pcnet32_private.filter+4],dword 0xffffffff |
||
462 | call pcnet32_init_ring |
||
463 | mov ebx,1 |
||
464 | mov eax,pcnet32_private |
||
465 | and eax,0xffff |
||
466 | call dword [pcnet32_access.write_csr] |
||
467 | mov eax,pcnet32_private |
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468 | mov ebx,2 |
||
469 | shr eax,16 |
||
470 | call dword [pcnet32_access.write_csr] |
||
471 | mov ebx,4 |
||
472 | mov eax,0x0915 |
||
473 | call dword [pcnet32_access.write_csr] |
||
474 | mov ebx,0 |
||
475 | mov eax,1 |
||
476 | call dword [pcnet32_access.write_csr] |
||
477 | mov ecx,100 |
||
478 | .L11: |
||
479 | xor ebx,ebx |
||
480 | call dword [pcnet32_access.read_csr] |
||
481 | test ax,0x100 |
||
482 | jnz .L12 |
||
483 | loop .L11 |
||
484 | .L12: |
||
485 | ; PutStr "hardware reset" |
||
486 | xor ebx,ebx |
||
487 | mov eax,0x0002 |
||
488 | call dword [pcnet32_access.write_csr] |
||
489 | xor ebx,ebx |
||
490 | call dword [pcnet32_access.read_csr] |
||
491 | ; PutStr "PCNET reset complete" |
||
492 | ret |
||
493 | pcnet32_adjust_pci_device: |
||
494 | ;*******Get current setting************************ |
||
495 | mov al, 2 ;read a word |
||
496 | mov bh, [pci_dev] |
||
497 | mov ah, [pci_bus] |
||
498 | mov bl, 0x04 ;from command Register |
||
499 | call pci_read_reg |
||
500 | ;******see if its already set as bus master******** |
||
501 | mov bx, ax |
||
502 | and bx,5 |
||
503 | cmp bx,5 |
||
504 | je pcnet32_adjust_pci_device_Latency |
||
505 | ;******Make card a bus master******* |
||
506 | mov cx, ax ;value to write |
||
507 | mov bh, [pci_dev] |
||
508 | mov al, 2 ;write a word |
||
509 | or cx,5 |
||
510 | mov ah, [pci_bus] |
||
511 | mov bl, 0x04 ;to command register |
||
512 | call pci_write_reg |
||
513 | ;******Check latency setting*********** |
||
514 | pcnet32_adjust_pci_device_Latency: |
||
515 | ;*******Get current latency setting************************ |
||
516 | ; mov al, 1 ;read a byte |
||
517 | ; mov bh, [pci_dev] |
||
518 | ; mov ah, [pci_bus] |
||
519 | ; mov bl, 0x0D ;from Lantency Timer Register |
||
520 | ; call pci_read_reg |
||
521 | ;******see if its aat least 64 clocks******** |
||
522 | ; cmp ax,64 |
||
523 | ; jge pcnet32_adjust_pci_device_Done |
||
524 | ;******Set latency to 32 clocks******* |
||
525 | ; mov cx, 64 ;value to write |
||
526 | ; mov bh, [pci_dev] |
||
527 | ; mov al, 1 ;write a byte |
||
528 | ; mov ah, [pci_bus] |
||
529 | ; mov bl, 0x0D ;to Lantency Timer Register |
||
530 | ; call pci_write_reg |
||
531 | ;******Check latency setting*********** |
||
532 | pcnet32_adjust_pci_device_Done: |
||
533 | ret |
||
534 | pcnet32_probe: |
||
535 | mov ebp,[io_addr] |
||
536 | call pcnet32_wio_reset |
||
537 | xor ebx,ebx |
||
538 | call pcnet32_wio_read_csr |
||
539 | cmp eax,4 |
||
540 | jne .try_dwio |
||
541 | call pcnet32_wio_check |
||
542 | and al,al |
||
543 | jz .try_dwio |
||
544 | ; PutStr "Using WIO" |
||
545 | mov esi,pcnet32_wio |
||
546 | jmp .L1 |
||
547 | .try_dwio: |
||
548 | call pcnet32_dwio_reset |
||
549 | xor ebx,ebx |
||
550 | call pcnet32_dwio_read_csr |
||
551 | cmp eax,4 |
||
552 | jne .no_dev |
||
553 | call pcnet32_dwio_check |
||
554 | and al,al |
||
555 | jz .no_dev |
||
556 | ; PutStr "Using DWIO" |
||
557 | mov esi,pcnet32_dwio |
||
558 | jmp .L1 |
||
559 | .no_dev: |
||
560 | ; PutStr "PCNET32 not found" |
||
561 | ret |
||
562 | .L1: |
||
563 | mov edi,pcnet32_access |
||
564 | mov ecx,7 |
||
565 | cld |
||
566 | rep movsd |
||
567 | mov ebx,88 |
||
568 | call dword [pcnet32_access.read_csr] |
||
569 | mov ecx,eax |
||
570 | mov ebx,89 |
||
571 | call dword [pcnet32_access.read_csr] |
||
572 | shl eax,16 |
||
573 | or eax,ecx |
||
574 | mov ecx,eax |
||
575 | and ecx,0xfff |
||
576 | cmp ecx,3 |
||
577 | jne .no_dev |
||
578 | shr eax,12 |
||
579 | and eax,0xffff |
||
580 | mov [pcnet32_private.chip_version],eax |
||
581 | ; PutStr "PCNET32 chip version OK" |
||
582 | mov [pcnet32_private.fdx],0 |
||
583 | mov [pcnet32_private.mii],0 |
||
584 | mov [pcnet32_private.fset],0 |
||
585 | mov [pcnet32_private.dxsuflo],0 |
||
586 | mov [pcnet32_private.ltint],0 |
||
587 | mov eax,[pcnet32_private.chip_version] |
||
588 | cmp eax,0x2420 |
||
589 | je .L2 |
||
590 | cmp eax,0x2430 |
||
591 | je .L3 |
||
592 | cmp eax,0x2621 |
||
593 | je .L4 |
||
594 | cmp eax,0x2623 |
||
595 | je .L5 |
||
596 | cmp eax,0x2624 |
||
597 | je .L6 |
||
598 | cmp eax,0x2625 |
||
599 | je .L7 |
||
600 | cmp eax,0x2626 |
||
601 | je .L8 |
||
602 | cmp eax,0x2627 |
||
603 | je .L9 |
||
604 | ; PutStr "Invalid chip rev" |
||
605 | jmp .no_dev |
||
606 | .L2: |
||
607 | ; PutStr "PCnet/PCI 79C970" |
||
608 | jmp .L10 |
||
609 | .L3: |
||
610 | ; PutStr "PCnet/PCI 79C970" |
||
611 | jmp .L10 |
||
612 | .L4: |
||
613 | ; PutStr "PCnet/PCI II 79C970A" |
||
614 | mov [pcnet32_private.fdx],1 |
||
615 | jmp .L10 |
||
616 | .L5: |
||
617 | ; PutStr "PCnet/FAST 79C971" |
||
618 | mov [pcnet32_private.fdx],1 |
||
619 | mov [pcnet32_private.mii],1 |
||
620 | mov [pcnet32_private.fset],1 |
||
621 | mov [pcnet32_private.ltint],1 |
||
622 | jmp .L10 |
||
623 | .L6: |
||
624 | ; PutStr "PCnet/FAST+ 79C972" |
||
625 | mov [pcnet32_private.fdx],1 |
||
626 | mov [pcnet32_private.mii],1 |
||
627 | mov [pcnet32_private.fset],1 |
||
628 | jmp .L10 |
||
629 | .L7: |
||
630 | ; PutStr "PCnet/FAST III 79C973" |
||
631 | mov [pcnet32_private.fdx],1 |
||
632 | mov [pcnet32_private.mii],1 |
||
633 | jmp .L10 |
||
634 | .L8: |
||
635 | ; PutStr "PCnet/Home 79C978" |
||
636 | mov [pcnet32_private.fdx],1 |
||
637 | mov ebx,49 |
||
638 | call dword [pcnet32_access.read_bcr] |
||
639 | call dword [pcnet32_access.write_bcr] |
||
640 | jmp .L10 |
||
641 | .L9: |
||
642 | ; PutStr "PCnet/FAST III 79C975" |
||
643 | mov [pcnet32_private.fdx],1 |
||
644 | mov [pcnet32_private.mii],1 |
||
645 | .L10: |
||
646 | cmp [pcnet32_private.fset],1 |
||
647 | jne .L11 |
||
648 | mov ebx,18 |
||
649 | call dword [pcnet32_access.read_bcr] |
||
650 | or eax,0x800 |
||
651 | call dword [pcnet32_access.write_bcr] |
||
652 | mov ebx,80 |
||
653 | call dword [pcnet32_access.read_csr] |
||
654 | and eax,0xc00 |
||
655 | or eax,0xc00 |
||
656 | call dword [pcnet32_access.write_csr] |
||
657 | mov [pcnet32_private.dxsuflo],1 |
||
658 | mov [pcnet32_private.ltint],1 |
||
659 | .L11: |
||
660 | ; read MAC |
||
661 | mov edi,node_addr |
||
662 | mov edx,ebp |
||
663 | mov ecx,6 |
||
664 | .Lmac: |
||
665 | in al,dx |
||
666 | stosb |
||
667 | inc edx |
||
668 | loop .Lmac |
||
669 | ; PutStr "MAC read" |
||
670 | call pcnet32_adjust_pci_device |
||
671 | ; PutStr "PCI done" |
||
672 | mov eax,PCNET32_PORT_ASEL |
||
673 | mov [pcnet32_private.options],eax |
||
674 | mov [pcnet32_private.mode],word 0x0003 |
||
675 | mov [pcnet32_private.tlen_rlen],word (PCNET32_TX_RING_LEN_BITS or PCNET32_RX_RING_LEN_BITS) |
||
676 | mov esi,node_addr |
||
677 | mov edi,pcnet32_private.phys_addr |
||
678 | cld |
||
679 | movsd |
||
680 | movsw |
||
681 | mov [pcnet32_private.filter],dword 0 |
||
682 | mov [pcnet32_private.filter+4],dword 0 |
||
683 | mov dword [pcnet32_private.rx_ring],pcnet32_rx_ring |
||
684 | mov dword [pcnet32_private.tx_ring],pcnet32_tx_ring |
||
685 | ; PutStr "Switching to 32" |
||
686 | mov ebx,20 |
||
687 | mov eax,2 |
||
688 | call dword [pcnet32_access.write_bcr] |
||
689 | mov ebx,1 |
||
690 | mov eax,(pcnet32_private and 0xffff) |
||
691 | call dword [pcnet32_access.write_csr] |
||
692 | mov ebx,2 |
||
693 | mov eax,(pcnet32_private shr 16) and 0xffff |
||
694 | call dword [pcnet32_access.write_csr] |
||
695 | mov ebx,0 |
||
696 | mov eax,1 |
||
697 | call dword [pcnet32_access.write_csr] |
||
698 | mov esi,1 |
||
699 | call delay_ms |
||
700 | call pcnet32_reset |
||
701 | mov eax, [pci_data] |
||
702 | mov [eth_status], eax |
||
703 | ret |
||
704 | pcnet32_poll: |
||
705 | xor eax,eax |
||
706 | mov [eth_rx_data_len],ax |
||
707 | mov eax,[pcnet32_private.cur_rx] |
||
708 | and eax,PCNET32_RX_RING_MOD_MASK |
||
709 | mov ebx,eax |
||
710 | imul esi,eax,PCNET32_PKT_BUF_SZ |
||
711 | add esi,pcnet32_rxb |
||
712 | shl ebx,4 |
||
713 | add ebx,pcnet32_rx_ring |
||
714 | mov cx,[ebx+pcnet32_rx_head.status] |
||
715 | test cx,0x8000 |
||
716 | jnz .L1 |
||
717 | cmp ch,3 |
||
718 | jne .L1 |
||
719 | ; PutStr "PCNETRX" |
||
720 | mov ecx,[ebx+pcnet32_rx_head.msg_length] |
||
721 | and ecx,0xfff |
||
722 | sub ecx,4 |
||
723 | mov [eth_rx_data_len],cx |
||
724 | push ecx |
||
725 | shr ecx,2 |
||
726 | mov edi,Ether_buffer |
||
727 | cld |
||
728 | rep movsd |
||
729 | pop ecx |
||
730 | and ecx,3 |
||
731 | rep movsb |
||
732 | mov [ebx+pcnet32_rx_head.buf_length],word PCNET32_PKT_BUF_SZ_NEG |
||
733 | or [ebx+pcnet32_rx_head.status],word 0x8000 |
||
734 | inc [pcnet32_private.cur_rx] |
||
735 | .L1: |
||
736 | ret |
||
737 | ; Pointer to 48 bit destination address in edi |
||
738 | ; Type of packet in bx |
||
739 | ; size of packet in ecx |
||
740 | ; pointer to packet data in esi |
||
741 | pcnet32_xmit: |
||
742 | push edi |
||
743 | push esi |
||
744 | push ebx |
||
745 | push ecx |
||
746 | ; PutStr "PCNETTX" |
||
747 | mov esi,edi |
||
748 | mov edi,[pcnet32_private.cur_tx] |
||
749 | imul edi,PCNET32_PKT_BUF_SZ |
||
750 | add edi,pcnet32_txb ; edi=ptxb |
||
751 | mov eax,edi |
||
752 | cld ; copy MAC |
||
753 | movsd |
||
754 | movsw |
||
755 | mov esi,node_addr |
||
756 | cld |
||
757 | movsd |
||
758 | movsw |
||
759 | mov [edi],bx |
||
760 | add edi,2 |
||
761 | mov esi,[esp+8] |
||
762 | mov ecx,[esp] |
||
763 | push ecx |
||
764 | shr ecx,2 |
||
765 | cld |
||
766 | rep movsd |
||
767 | pop ecx |
||
768 | and ecx,3 |
||
769 | rep movsb |
||
770 | ; mov ecx,[esp] |
||
771 | ; add ecx,14 ; ETH_HLEN |
||
772 | ; xor eax,eax |
||
773 | ; pad to min length (60=ETH_ZLEN) |
||
774 | ; cmp ecx,60 |
||
775 | ; jae .L1 |
||
776 | ; sub ecx,60 |
||
777 | ; cld |
||
778 | ; rep stosb |
||
779 | ;.L1: |
||
780 | mov edi,pcnet32_tx_ring+0 ; entry=0 |
||
781 | mov ecx,[esp] |
||
782 | add ecx,14 |
||
783 | cmp cx,60 |
||
784 | jae .L1 |
||
785 | mov cx,60 |
||
786 | .L1: |
||
787 | neg cx |
||
788 | mov [edi+pcnet32_tx_head.length],cx |
||
789 | mov [edi+pcnet32_tx_head.misc],dword 0 |
||
790 | mov [edi+pcnet32_tx_head.base],eax |
||
791 | mov [edi+pcnet32_tx_head.status],word 0x8300 |
||
792 | ; trigger an immediate send poll |
||
793 | mov ebx,0 |
||
794 | mov eax,0x0008 ; 0x0048 |
||
795 | mov ebp,[io_addr] |
||
796 | call dword [pcnet32_access.write_csr] |
||
797 | mov dword [pcnet32_private.cur_tx],0 |
||
798 | ; wait for TX to complete |
||
799 | mov ecx,[timer_ticks];[0xfdf0] |
||
800 | add ecx,100 |
||
801 | .L2: |
||
802 | mov ax,[edi+pcnet32_tx_head.status] |
||
803 | test ax,0x8000 |
||
804 | jz .L3 |
||
805 | cmp ecx,[timer_ticks];[0xfdf0] |
||
806 | jb .L4 |
||
807 | mov esi,10 |
||
808 | call delay_ms |
||
809 | jnz .L2 |
||
810 | .L4: |
||
811 | ; PutStr "PCNET: Send timeout" |
||
812 | .L3: |
||
813 | mov dword [edi+pcnet32_tx_head.base],0 |
||
814 | pop ecx |
||
815 | pop ebx |
||
816 | pop esi |
||
817 | pop edi |
||
818 | ret |