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Rev | Author | Line No. | Line |
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1159 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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1514 | hidnplayr | 3 | ;; Copyright (C) KolibriOS team 2004-2010. All rights reserved. ;; |
1159 | hidnplayr | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
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1519 | hidnplayr | 6 | ;; Realtek 8139 driver for KolibriOS ;; |
1159 | hidnplayr | 7 | ;; ;; |
1519 | hidnplayr | 8 | ;; based on RTL8139.asm driver for menuetos ;; |
9 | ;; and realtek8139.asm for SolarOS by Eugen Brasoveanu ;; |
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10 | ;; ;; |
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1159 | hidnplayr | 11 | ;; Written by hidnplayr@kolibrios.org ;; |
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 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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17 | |||
18 | format MS COFF |
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19 | |||
20 | API_VERSION equ 0x01000100 |
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1519 | hidnplayr | 21 | DRIVER_VERSION equ 5 |
1159 | hidnplayr | 22 | |
1519 | hidnplayr | 23 | MAX_DEVICES equ 16 |
24 | |||
1159 | hidnplayr | 25 | DEBUG equ 1 |
26 | __DEBUG__ equ 1 |
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1472 | hidnplayr | 27 | __DEBUG_LEVEL__ equ 2 |
1159 | hidnplayr | 28 | |
29 | include 'proc32.inc' |
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30 | include 'imports.inc' |
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31 | include 'fdo.inc' |
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1472 | hidnplayr | 32 | include 'netdrv.inc' |
1159 | hidnplayr | 33 | |
34 | public START |
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35 | public service_proc |
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36 | public version |
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37 | |||
38 | REG_IDR0 equ 0x00 |
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39 | REG_MAR0 equ 0x08 ; multicast filter register 0 |
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40 | REG_MAR4 equ 0x0c ; multicast filter register 4 |
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41 | REG_TSD0 equ 0x10 ; transmit status of descriptor |
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42 | REG_TSAD0 equ 0x20 ; transmit start address of descriptor |
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43 | REG_RBSTART equ 0x30 ; RxBuffer start address |
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44 | REG_COMMAND equ 0x37 ; command register |
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45 | REG_CAPR equ 0x38 ; current address of packet read (word) R/W |
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46 | REG_IMR equ 0x3c ; interrupt mask register |
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47 | REG_ISR equ 0x3e ; interrupt status register |
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48 | REG_TXCONFIG equ 0x40 ; transmit configuration register |
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49 | REG_RXCONFIG equ 0x44 ; receive configuration register 0 |
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50 | REG_MPC equ 0x4c ; missed packet counter |
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51 | REG_9346CR equ 0x50 ; serial eeprom 93C46 command register |
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52 | REG_CONFIG1 equ 0x52 ; configuration register 1 |
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53 | REG_MSR equ 0x58 |
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54 | REG_CONFIG4 equ 0x5a ; configuration register 4 |
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55 | REG_HLTCLK equ 0x5b ; undocumented halt clock register |
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56 | REG_BMCR equ 0x62 ; basic mode control register |
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57 | REG_ANAR equ 0x66 ; auto negotiation advertisement register |
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58 | REG_9346CR_WE equ 11b SHL 6 |
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59 | |||
60 | BIT_RUNT equ 4 ; total packet length < 64 bytes |
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61 | BIT_LONG equ 3 ; total packet length > 4k |
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62 | BIT_CRC equ 2 ; crc error occured |
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63 | BIT_FAE equ 1 ; frame alignment error occured |
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64 | BIT_ROK equ 0 ; received packet is ok |
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65 | |||
66 | BIT_RST equ 4 ; reset bit |
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67 | BIT_RE equ 3 ; receiver enabled |
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68 | BIT_TE equ 2 ; transmitter enabled |
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69 | BUFE equ 1 ; rx buffer is empty, no packet stored |
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70 | |||
71 | BIT_ISR_TOK equ 2 ; transmit ok |
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72 | BIT_ISR_RER equ 1 ; receive error interrupt |
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73 | BIT_ISR_ROK equ 0 ; receive ok |
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74 | |||
75 | BIT_TX_MXDMA equ 8 ; Max DMA burst size per Tx DMA burst |
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76 | BIT_TXRR equ 4 ; Tx Retry count 16+(TXRR*16) |
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77 | |||
78 | BIT_RXFTH equ 13 ; Rx fifo threshold |
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79 | BIT_RBLEN equ 11 ; Ring buffer length indicator |
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80 | BIT_RX_MXDMA equ 8 ; Max DMA burst size per Rx DMA burst |
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81 | BIT_NOWRAP equ 7 ; transfered data wrapping |
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82 | BIT_9356SEL equ 6 ; eeprom selector 9346/9356 |
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83 | BIT_AER equ 5 ; accept error packets |
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84 | BIT_AR equ 4 ; accept runt packets |
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85 | BIT_AB equ 3 ; accept broadcast packets |
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86 | BIT_AM equ 2 ; accept multicast packets |
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87 | BIT_APM equ 1 ; accept physical match packets |
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88 | BIT_AAP equ 0 ; accept all packets |
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89 | |||
90 | BIT_93C46_EEM1 equ 7 ; RTL8139 eeprom operating mode1 |
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91 | BIT_93C46_EEM0 equ 6 ; RTL8139 eeprom operating mode0 |
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92 | BIT_93C46_EECS equ 3 ; chip select |
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93 | BIT_93C46_EESK equ 2 ; serial data clock |
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94 | BIT_93C46_EEDI equ 1 ; serial data input |
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95 | BIT_93C46_EEDO equ 0 ; serial data output |
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96 | |||
97 | BIT_LWACT equ 4 ; see REG_CONFIG1 |
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98 | BIT_SLEEP equ 1 ; sleep bit at older chips |
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99 | BIT_PWRDWN equ 0 ; power down bit at older chips |
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100 | BIT_PMEn equ 0 ; power management enabled |
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101 | |||
102 | BIT_LWPTN equ 2 ; see REG_CONFIG4 |
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103 | |||
104 | BIT_ERTXTH equ 16 ; early TX threshold |
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105 | BIT_TOK equ 15 ; transmit ok |
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106 | BIT_OWN equ 13 ; tx DMA operation is completed |
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107 | |||
108 | BIT_ANE equ 12 ; auto negotiation enable |
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109 | |||
110 | BIT_TXFD equ 8 ; 100base-T full duplex |
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111 | BIT_TX equ 7 ; 100base-T |
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112 | BIT_10FD equ 6 ; 10base-T full duplex |
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113 | BIT_10 equ 5 ; 10base-T |
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114 | BIT_SELECTOR equ 0 ; binary encoded selector CSMA/CD=00001 |
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115 | |||
116 | BIT_IFG1 equ 25 |
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117 | BIT_IFG0 equ 24 |
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118 | |||
119 | RBLEN equ 2 ; Receive buffer size: 0==8K 1==16k 2==32k 3==64k |
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120 | TXRR equ 8 ; total retries = 16+(TXRR*16) |
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121 | TX_MXDMA equ 6 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=2048 |
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122 | ERTXTH equ 8 ; in unit of 32 bytes e.g:(8*32)=256 |
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123 | RX_MXDMA equ 7 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=unlimited |
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124 | RXFTH equ 7 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=no threshold |
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125 | |||
126 | RX_CONFIG equ (RBLEN shl BIT_RBLEN) or \ |
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127 | (RX_MXDMA shl BIT_RX_MXDMA) or \ |
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128 | (1 shl BIT_NOWRAP) or \ |
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129 | (RXFTH shl BIT_RXFTH) or\ |
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1472 | hidnplayr | 130 | (1 shl BIT_AB) or \ ; Accept broadcast packets |
131 | (1 shl BIT_APM) or \ ; Accept physical match packets |
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132 | (1 shl BIT_AER) or \ ; Accept error packets |
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133 | (1 shl BIT_AR) or \ ; Accept Runt packets (smaller then 64 bytes) |
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134 | (1 shl BIT_AM) ; Accept multicast packets |
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1159 | hidnplayr | 135 | |
1472 | hidnplayr | 136 | RX_BUFFER_SIZE equ (8192 shl RBLEN);+16 |
1159 | hidnplayr | 137 | MAX_ETH_FRAME_SIZE equ 1516 ; exactly 1514 wthout CRC |
1519 | hidnplayr | 138 | |
1159 | hidnplayr | 139 | NUM_TX_DESC equ 4 |
140 | |||
141 | EE_93C46_REG_ETH_ID equ 7 ; MAC offset |
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142 | EE_93C46_READ_CMD equ (6 shl 6) ; 110b + 6bit address |
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143 | EE_93C56_READ_CMD equ (6 shl 8) ; 110b + 8bit address |
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144 | EE_93C46_CMD_LENGTH equ 9 ; start bit + cmd + 6bit address |
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145 | EE_93C56_CMD_LENGTH equ 11 ; start bit + cmd + 8bit ddress |
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146 | |||
147 | VER_RTL8139 equ 1100000b |
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148 | VER_RTL8139A equ 1110000b |
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149 | VER_RTL8139AG equ 1110100b |
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150 | VER_RTL8139B equ 1111000b |
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151 | VER_RTL8130 equ VER_RTL8139B |
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152 | VER_RTL8139C equ 1110100b |
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153 | VER_RTL8100 equ 1111010b |
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154 | VER_RTL8100B equ 1110101b |
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155 | VER_RTL8139D equ VER_RTL8100B |
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156 | VER_RTL8139CP equ 1110110b |
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157 | VER_RTL8101 equ 1110111b |
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158 | |||
159 | IDX_RTL8139 equ 0 |
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160 | IDX_RTL8139A equ 1 |
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161 | IDX_RTL8139B equ 2 |
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162 | IDX_RTL8139C equ 3 |
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163 | IDX_RTL8100 equ 4 |
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164 | IDX_RTL8139D equ 5 |
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165 | IDX_RTL8139D equ 6 |
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166 | IDX_RTL8101 equ 7 |
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167 | |||
168 | ISR_SERR equ 1 SHL 15 |
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169 | ISR_TIMEOUT equ 1 SHL 14 |
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170 | ISR_LENCHG equ 1 SHL 13 |
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171 | ISR_FIFOOVW equ 1 SHL 6 |
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172 | ISR_PUN equ 1 SHL 5 |
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173 | ISR_RXOVW equ 1 SHL 4 |
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174 | ISR_TER equ 1 SHL 3 |
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175 | ISR_TOK equ 1 SHL 2 |
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176 | ISR_RER equ 1 SHL 1 |
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177 | ISR_ROK equ 1 SHL 0 |
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178 | |||
179 | INTERRUPT_MASK equ ISR_ROK or \ |
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180 | ISR_RXOVW or \ |
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181 | ISR_PUN or \ |
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182 | ISR_FIFOOVW or \ |
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183 | ISR_LENCHG or \ |
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184 | ISR_TOK or \ |
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185 | ISR_TER |
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186 | |||
187 | TSR_OWN equ 1 SHL 13 |
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188 | TSR_TUN equ 1 SHL 14 |
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189 | TSR_TOK equ 1 SHL 15 |
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190 | |||
191 | TSR_CDH equ 1 SHL 28 |
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192 | TSR_OWC equ 1 SHL 29 |
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193 | TSR_TABT equ 1 SHL 30 |
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194 | TSR_CRS equ 1 SHL 31 |
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195 | |||
196 | |||
1519 | hidnplayr | 197 | virtual at ebx |
1159 | hidnplayr | 198 | |
1519 | hidnplayr | 199 | device: |
200 | |||
201 | ETH_DEVICE |
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202 | |||
203 | .rx_buffer dd ? |
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204 | .tx_buffer dd ? |
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205 | .rx_data_offset dd ? |
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206 | .io_addr dd ? |
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207 | .curr_tx_desc db ? |
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208 | .last_tx_desc db ? |
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209 | .pci_bus db ? |
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210 | .pci_dev db ? |
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211 | .irq_line db ? |
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212 | .hw_ver_id db ? |
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213 | |||
214 | .TX_DESC rd NUM_TX_DESC |
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215 | |||
216 | .size = $ - device |
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217 | |||
218 | end virtual |
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219 | |||
220 | |||
221 | |||
1159 | hidnplayr | 222 | section '.flat' code readable align 16 |
223 | |||
224 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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225 | ;; ;; |
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226 | ;; proc START ;; |
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227 | ;; ;; |
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228 | ;; (standard driver proc) ;; |
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229 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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230 | |||
231 | align 4 |
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232 | proc START stdcall, state:dword |
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233 | |||
234 | cmp [state], 1 |
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235 | jne .exit |
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236 | |||
237 | .entry: |
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238 | |||
1472 | hidnplayr | 239 | DEBUGF 2,"Loading rtl8139 driver\n" |
1159 | hidnplayr | 240 | stdcall RegService, my_service, service_proc |
241 | ret |
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242 | |||
243 | .fail: |
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244 | .exit: |
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245 | xor eax, eax |
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246 | ret |
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247 | |||
248 | endp |
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249 | |||
250 | |||
251 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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252 | ;; ;; |
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253 | ;; proc SERVICE_PROC ;; |
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254 | ;; ;; |
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255 | ;; (standard driver proc) ;; |
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256 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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257 | |||
258 | align 4 |
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259 | proc service_proc stdcall, ioctl:dword |
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260 | |||
261 | mov edx, [ioctl] |
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1472 | hidnplayr | 262 | mov eax, [IOCTL.io_code] |
1159 | hidnplayr | 263 | |
264 | ;------------------------------------------------------ |
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265 | |||
266 | cmp eax, 0 ;SRV_GETVERSION |
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267 | jne @F |
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268 | |||
1472 | hidnplayr | 269 | cmp [IOCTL.out_size], 4 |
1159 | hidnplayr | 270 | jl .fail |
1472 | hidnplayr | 271 | mov eax, [IOCTL.output] |
1159 | hidnplayr | 272 | mov [eax], dword API_VERSION |
273 | |||
274 | xor eax, eax |
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275 | ret |
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276 | |||
277 | ;------------------------------------------------------ |
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278 | @@: |
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279 | cmp eax, 1 ;SRV_HOOK |
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280 | jne .fail |
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281 | |||
1472 | hidnplayr | 282 | cmp [IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
1159 | hidnplayr | 283 | jl .fail |
284 | |||
1472 | hidnplayr | 285 | mov eax, [IOCTL.input] |
1159 | hidnplayr | 286 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
287 | jne .fail ; other types arent supported for this card yet |
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288 | |||
289 | ; check if the device is already listed |
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290 | |||
1519 | hidnplayr | 291 | mov esi, device_list |
292 | mov ecx, [devices] |
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1159 | hidnplayr | 293 | test ecx, ecx |
294 | jz .firstdevice |
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1472 | hidnplayr | 295 | |
296 | ; mov eax, [IOCTL.input] ; get the pci bus and device numbers |
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297 | mov ax , [eax+1] ; |
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1159 | hidnplayr | 298 | .nextdevice: |
1472 | hidnplayr | 299 | mov ebx, [esi] |
300 | cmp ax , word [device.pci_bus] ; compare with pci and device num in device list (notice the usage of word instead of byte) |
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1159 | hidnplayr | 301 | je .find_devicenum ; Device is already loaded, let's find it's device number |
1472 | hidnplayr | 302 | add esi, 4 |
1159 | hidnplayr | 303 | loop .nextdevice |
304 | |||
1472 | hidnplayr | 305 | |
1159 | hidnplayr | 306 | ; This device doesnt have its own eth_device structure yet, lets create one |
307 | .firstdevice: |
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1519 | hidnplayr | 308 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
1159 | hidnplayr | 309 | jge .fail |
310 | |||
311 | push edx |
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1519 | hidnplayr | 312 | stdcall KernelAlloc, device.size ; Allocate the buffer for eth_device structure |
1159 | hidnplayr | 313 | pop edx |
314 | test eax, eax |
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315 | jz .fail |
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316 | mov ebx, eax ; ebx is always used as a pointer to the structure (in driver, but also in kernel code) |
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317 | |||
318 | ; Fill in the direct call addresses into the struct |
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319 | |||
1486 | hidnplayr | 320 | mov [device.reset], reset |
321 | mov [device.transmit], transmit |
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322 | mov [device.get_MAC], read_mac |
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323 | mov [device.set_MAC], write_mac |
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324 | mov [device.unload], unload |
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325 | mov [device.name], my_service |
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1159 | hidnplayr | 326 | |
327 | ; save the pci bus and device numbers |
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328 | |||
1472 | hidnplayr | 329 | mov eax, [IOCTL.input] |
1159 | hidnplayr | 330 | mov cl , [eax+1] |
1472 | hidnplayr | 331 | mov [device.pci_bus], cl |
1159 | hidnplayr | 332 | mov cl , [eax+2] |
1472 | hidnplayr | 333 | mov [device.pci_dev], cl |
1159 | hidnplayr | 334 | |
335 | ; Now, it's time to find the base io addres of the PCI device |
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336 | |||
1472 | hidnplayr | 337 | find_io [device.pci_bus], [device.pci_dev], [device.io_addr] |
1159 | hidnplayr | 338 | |
339 | ; We've found the io address, find IRQ now |
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340 | |||
1492 | hidnplayr | 341 | find_irq [device.pci_bus], [device.pci_dev], [device.irq_line] |
1159 | hidnplayr | 342 | |
1472 | hidnplayr | 343 | DEBUGF 2,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\ |
344 | [device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:4 |
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1159 | hidnplayr | 345 | |
346 | |||
1472 | hidnplayr | 347 | allocate_and_clear [device.rx_buffer], (RX_BUFFER_SIZE+MAX_ETH_FRAME_SIZE), .err |
1519 | hidnplayr | 348 | ;; allocate_and_clear [device.tx_buffer], (TX_BUF_SIZE*NUM_TX_DESC), .err |
1159 | hidnplayr | 349 | |
350 | ; Ok, the eth_device structure is ready, let's probe the device |
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351 | |||
352 | call probe ; this function will output in eax |
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353 | test eax, eax |
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354 | jnz .err ; If an error occured, exit |
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355 | |||
1519 | hidnplayr | 356 | mov eax, [devices] ; Add the device structure to our device list |
357 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
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358 | inc [devices] ; |
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1159 | hidnplayr | 359 | |
1514 | hidnplayr | 360 | mov [device.type], NET_TYPE_ETH |
361 | call NetRegDev |
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362 | |||
1159 | hidnplayr | 363 | cmp eax, -1 |
364 | je .destroy |
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365 | |||
366 | ret |
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367 | |||
368 | ; If the device was already loaded, find the device number and return it in eax |
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369 | |||
370 | .find_devicenum: |
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1472 | hidnplayr | 371 | DEBUGF 2,"Trying to find device number of already registered device\n" |
1514 | hidnplayr | 372 | call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
1159 | hidnplayr | 373 | ; into a device number in edi |
374 | mov eax, edi ; Application wants it in eax instead |
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1472 | hidnplayr | 375 | DEBUGF 2,"Kernel says: %u\n", eax |
1159 | hidnplayr | 376 | ret |
377 | |||
378 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
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379 | |||
380 | .destroy: |
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381 | ; todo: reset device into virgin state |
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382 | |||
383 | .err: |
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1472 | hidnplayr | 384 | stdcall KernelFree, dword [device.rx_buffer] |
1519 | hidnplayr | 385 | ;; stdcall KernelFree, dword [device.tx_buffer] |
1159 | hidnplayr | 386 | stdcall KernelFree, ebx |
387 | |||
388 | |||
389 | .fail: |
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390 | or eax, -1 |
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391 | ret |
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392 | |||
393 | ;------------------------------------------------------ |
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394 | endp |
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395 | |||
396 | |||
397 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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398 | ;; ;; |
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399 | ;; Actual Hardware dependent code starts here ;; |
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400 | ;; ;; |
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401 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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402 | |||
403 | align 4 |
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404 | unload: |
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405 | ; TODO: (in this particular order) |
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406 | ; |
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407 | ; - Stop the device |
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408 | ; - Detach int handler |
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409 | ; - Remove device from local list (RTL8139_LIST) |
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410 | ; - call unregister function in kernel |
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411 | ; - Remove all allocated structures and buffers the card used |
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412 | |||
413 | or eax,-1 |
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414 | |||
415 | ret |
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416 | |||
417 | |||
418 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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419 | ;; |
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420 | ;; probe: enables the device (if it really is RTL8139) |
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421 | ;; |
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422 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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423 | |||
424 | align 4 |
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425 | probe: |
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426 | DEBUGF 2,"Probing rtl8139 device: " |
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427 | |||
1472 | hidnplayr | 428 | make_bus_master [device.pci_bus], [device.pci_dev] |
1159 | hidnplayr | 429 | |
430 | ; get chip version |
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431 | |||
1472 | hidnplayr | 432 | set_io 0 |
433 | set_io REG_TXCONFIG + 2 |
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1159 | hidnplayr | 434 | in ax , dx |
435 | shr ah , 2 |
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436 | shr ax , 6 |
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437 | and al , 01111111b |
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1514 | hidnplayr | 438 | |
1159 | hidnplayr | 439 | mov ecx, HW_VER_ARRAY_SIZE-1 |
440 | .chip_ver_loop: |
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1514 | hidnplayr | 441 | cmp al , [hw_ver_array + ecx] |
1159 | hidnplayr | 442 | je .chip_ver_found |
443 | dec ecx |
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444 | jns .chip_ver_loop |
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1514 | hidnplayr | 445 | .unknown: |
446 | mov ecx, 8 |
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1159 | hidnplayr | 447 | .chip_ver_found: |
1514 | hidnplayr | 448 | cmp ecx, 8 |
449 | jg .unknown |
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450 | |||
1472 | hidnplayr | 451 | mov [device.hw_ver_id], cl |
1159 | hidnplayr | 452 | |
1514 | hidnplayr | 453 | mov ecx, [crosslist + ecx*4] |
1472 | hidnplayr | 454 | mov [device.name], ecx |
1178 | hidnplayr | 455 | |
1514 | hidnplayr | 456 | DEBUGF 2,"Chip version: %s\n", ecx |
1178 | hidnplayr | 457 | |
1159 | hidnplayr | 458 | ; wake up the chip |
459 | |||
1472 | hidnplayr | 460 | set_io 0 |
461 | set_io REG_HLTCLK |
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1159 | hidnplayr | 462 | mov al , 'R' ; run the clock |
463 | out dx , al |
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464 | |||
465 | ; unlock config and BMCR registers |
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466 | |||
1472 | hidnplayr | 467 | set_io REG_9346CR |
1159 | hidnplayr | 468 | mov al , (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
469 | out dx , al |
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470 | |||
471 | ; enable power management |
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472 | |||
1472 | hidnplayr | 473 | set_io REG_CONFIG1 |
1159 | hidnplayr | 474 | in al , dx |
1472 | hidnplayr | 475 | cmp [device.hw_ver_id], IDX_RTL8139B |
1159 | hidnplayr | 476 | jl .old_chip |
477 | |||
478 | ; set LWAKE pin to active high (default value). |
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479 | ; it is for Wake-On-LAN functionality of some motherboards. |
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480 | ; this signal is used to inform the motherboard to execute a wake-up process. |
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481 | ; only at newer chips. |
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482 | |||
483 | or al , (1 shl BIT_PMEn) |
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484 | and al , not (1 shl BIT_LWACT) |
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485 | out dx , al |
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1472 | hidnplayr | 486 | |
487 | set_io REG_CONFIG4 |
||
1159 | hidnplayr | 488 | in al , dx |
489 | and al , not (1 shl BIT_LWPTN) |
||
490 | out dx , al |
||
1472 | hidnplayr | 491 | |
1159 | hidnplayr | 492 | jmp .finish_wake_up |
493 | .old_chip: |
||
494 | |||
495 | ; wake up older chips |
||
496 | |||
497 | and al , not ((1 shl BIT_SLEEP) or (1 shl BIT_PWRDWN)) |
||
498 | out dx , al |
||
499 | .finish_wake_up: |
||
500 | |||
501 | ; lock config and BMCR registers |
||
502 | |||
503 | xor al , al |
||
1472 | hidnplayr | 504 | set_io 0 |
505 | set_io REG_9346CR |
||
1159 | hidnplayr | 506 | out dx , al |
507 | DEBUGF 2,"done!\n" |
||
508 | |||
509 | |||
510 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
511 | ;; |
||
512 | ;; reset: Set up all registers and descriptors, clear some values |
||
513 | ;; |
||
514 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
515 | |||
516 | reset: |
||
517 | DEBUGF 2,"Resetting rtl8139: " |
||
518 | |||
519 | ; attach int handler |
||
520 | |||
1472 | hidnplayr | 521 | movzx eax, [device.irq_line] |
1159 | hidnplayr | 522 | DEBUGF 1,"Attaching int handler to irq %x, ",eax:1 |
523 | stdcall AttachIntHandler, eax, int_handler, dword 0 |
||
524 | test eax, eax |
||
525 | jnz @f |
||
526 | DEBUGF 1,"\nCould not attach int handler!\n" |
||
527 | ; or eax, -1 |
||
528 | ; ret |
||
1519 | hidnplayr | 529 | @@: |
1159 | hidnplayr | 530 | |
531 | ; reset chip |
||
532 | |||
533 | DEBUGF 1,"Resetting chip\n" |
||
1472 | hidnplayr | 534 | set_io 0 |
535 | set_io REG_COMMAND |
||
1159 | hidnplayr | 536 | mov al , 1 shl BIT_RST |
537 | out dx , al |
||
538 | mov cx , 1000 ; wait no longer for the reset |
||
539 | .wait_for_reset: |
||
540 | in al , dx |
||
541 | test al , 1 shl BIT_RST |
||
542 | jz .reset_completed ; RST remains 1 during reset |
||
543 | dec cx |
||
544 | jns .wait_for_reset |
||
545 | .reset_completed: |
||
546 | |||
547 | ; unlock config and BMCR registers |
||
548 | |||
1472 | hidnplayr | 549 | set_io REG_9346CR |
1159 | hidnplayr | 550 | mov al , (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
551 | out dx , al |
||
552 | |||
553 | ; initialize multicast registers (no filtering) |
||
554 | |||
555 | mov eax, 0xffffffff |
||
1472 | hidnplayr | 556 | set_io REG_MAR0 |
1159 | hidnplayr | 557 | out dx , eax |
1472 | hidnplayr | 558 | set_io REG_MAR4 |
1159 | hidnplayr | 559 | out dx , eax |
560 | |||
561 | ; enable Rx/Tx |
||
562 | |||
563 | mov al , (1 shl BIT_RE) or (1 shl BIT_TE) |
||
1472 | hidnplayr | 564 | set_io REG_COMMAND |
1159 | hidnplayr | 565 | out dx , al |
566 | |||
567 | ; 32k Rxbuffer, unlimited dma burst, no wrapping, no rx threshold |
||
568 | ; accept broadcast packets, accept physical match packets |
||
569 | |||
570 | mov ax , RX_CONFIG |
||
1472 | hidnplayr | 571 | set_io REG_RXCONFIG |
1159 | hidnplayr | 572 | out dx , ax |
573 | |||
1472 | hidnplayr | 574 | |
1159 | hidnplayr | 575 | ; 1024 bytes DMA burst, total retries = 16 + 8 * 16 = 144 |
576 | |||
577 | mov eax , (TX_MXDMA shl BIT_TX_MXDMA) or (TXRR shl BIT_TXRR) or BIT_IFG1 or BIT_IFG0 |
||
1472 | hidnplayr | 578 | set_io REG_TXCONFIG |
1159 | hidnplayr | 579 | out dx , eax |
580 | |||
581 | ; enable auto negotiation |
||
582 | |||
1472 | hidnplayr | 583 | set_io REG_BMCR |
1159 | hidnplayr | 584 | in ax , dx |
585 | or ax , (1 shl BIT_ANE) |
||
586 | out dx , ax |
||
587 | |||
588 | ; set auto negotiation advertisement |
||
589 | |||
1472 | hidnplayr | 590 | set_io REG_ANAR |
1159 | hidnplayr | 591 | in ax , dx |
592 | or ax , (1 shl BIT_SELECTOR) or (1 shl BIT_10) or (1 shl BIT_10FD) or (1 shl BIT_TX) or (1 shl BIT_TXFD) |
||
593 | out dx , ax |
||
594 | |||
595 | ; lock config and BMCR registers |
||
596 | |||
597 | xor eax, eax |
||
1472 | hidnplayr | 598 | set_io REG_9346CR |
1159 | hidnplayr | 599 | out dx , al |
600 | |||
601 | ; init RX/TX pointers |
||
602 | |||
1472 | hidnplayr | 603 | mov [device.rx_data_offset], eax |
604 | mov [device.curr_tx_desc], al |
||
1519 | hidnplayr | 605 | mov [device.last_tx_desc], al |
1159 | hidnplayr | 606 | |
1171 | hidnplayr | 607 | ; clear packet/byte counters |
608 | |||
1472 | hidnplayr | 609 | lea edi, [device.bytes_tx] |
1171 | hidnplayr | 610 | mov ecx, 6 |
611 | rep stosd |
||
612 | |||
1159 | hidnplayr | 613 | ; clear missing packet counter |
614 | |||
1472 | hidnplayr | 615 | set_io REG_MPC |
1159 | hidnplayr | 616 | out dx , eax |
617 | |||
1472 | hidnplayr | 618 | ; set RxBuffer address, init RX buffer offset |
1159 | hidnplayr | 619 | |
1472 | hidnplayr | 620 | mov eax, [device.rx_buffer] |
1159 | hidnplayr | 621 | call GetPgAddr |
1472 | hidnplayr | 622 | set_io 0 |
623 | set_io REG_RBSTART |
||
1159 | hidnplayr | 624 | out dx , eax |
625 | |||
626 | ; enable interrupts |
||
627 | |||
628 | mov eax, INTERRUPT_MASK |
||
1472 | hidnplayr | 629 | set_io REG_IMR |
1159 | hidnplayr | 630 | out dx , ax |
631 | |||
632 | ; Read MAC address |
||
633 | |||
634 | call read_mac |
||
635 | |||
1519 | hidnplayr | 636 | ; Set the mtu, kernel will be able to send now |
637 | mov [device.mtu], 1514 |
||
638 | |||
1159 | hidnplayr | 639 | ; Indicate that we have successfully reset the card |
640 | |||
641 | DEBUGF 2,"Done!\n" |
||
642 | xor eax, eax |
||
643 | |||
644 | ret |
||
645 | |||
646 | |||
647 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
648 | ;; ;; |
||
649 | ;; Transmit ;; |
||
650 | ;; ;; |
||
1254 | hidnplayr | 651 | ;; In: buffer pointer in [esp+4] ;; |
652 | ;; size of buffer in [esp+8] ;; |
||
1159 | hidnplayr | 653 | ;; pointer to device structure in ebx ;; |
654 | ;; ;; |
||
655 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
656 | align 4 |
||
657 | transmit: |
||
1254 | hidnplayr | 658 | DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n",[esp+4],[esp+8] |
659 | mov eax, [esp+4] |
||
1159 | hidnplayr | 660 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
661 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
||
662 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
663 | [eax+13]:2,[eax+12]:2 |
||
664 | |||
1254 | hidnplayr | 665 | cmp dword [esp+8], MAX_ETH_FRAME_SIZE |
1519 | hidnplayr | 666 | jg .fail |
1254 | hidnplayr | 667 | cmp dword [esp+8], 60 |
1519 | hidnplayr | 668 | jl .fail |
1159 | hidnplayr | 669 | |
1519 | hidnplayr | 670 | ; check if we own the discriptor |
671 | set_io 0 |
||
1472 | hidnplayr | 672 | movzx ecx, [device.curr_tx_desc] |
1519 | hidnplayr | 673 | shl ecx, 2 |
674 | lea edx, [edx+ecx+REG_TSD0] |
||
1159 | hidnplayr | 675 | in ax, dx |
1519 | hidnplayr | 676 | test ax, (1 shl BIT_OWN) |
677 | jz .wait_to_send |
||
1159 | hidnplayr | 678 | |
1519 | hidnplayr | 679 | .send_packet: |
680 | ; Set the buffer address |
||
681 | set_io 0 |
||
682 | lea edx, [edx+ecx+REG_TSAD0] |
||
683 | mov eax, [esp+4] |
||
684 | mov [device.TX_DESC+ecx], eax |
||
685 | GetRealAddr |
||
686 | out dx, eax |
||
1159 | hidnplayr | 687 | |
1519 | hidnplayr | 688 | ; And the size of the buffer |
689 | set_io 0 |
||
690 | lea edx, [edx+ecx+REG_TSD0] |
||
691 | mov eax, [esp+8] |
||
692 | ; or eax, (ERTXTH shl BIT_ERTXTH) ; Early threshold |
||
693 | out dx , eax |
||
1159 | hidnplayr | 694 | |
1519 | hidnplayr | 695 | ; Update stats |
696 | inc [device.packets_tx] |
||
1472 | hidnplayr | 697 | add dword [device.bytes_tx], eax |
698 | adc dword [device.bytes_tx + 4], 0 |
||
1159 | hidnplayr | 699 | |
1519 | hidnplayr | 700 | ; get next descriptor |
1472 | hidnplayr | 701 | inc [device.curr_tx_desc] |
702 | and [device.curr_tx_desc], 3 |
||
1159 | hidnplayr | 703 | |
1519 | hidnplayr | 704 | DEBUGF 1,"Packet Sent! " |
705 | xor eax, eax |
||
706 | ret 8 |
||
1159 | hidnplayr | 707 | |
1519 | hidnplayr | 708 | .wait_to_send: |
1159 | hidnplayr | 709 | |
1519 | hidnplayr | 710 | DEBUGF 1,"Waiting for timeout\n" |
1159 | hidnplayr | 711 | |
1519 | hidnplayr | 712 | mov esi, 30 |
713 | stdcall Sleep |
||
1159 | hidnplayr | 714 | |
1519 | hidnplayr | 715 | in ax, dx |
716 | test ax, (1 shl BIT_OWN) |
||
717 | jnz .send_packet |
||
1159 | hidnplayr | 718 | |
1519 | hidnplayr | 719 | pusha |
720 | call reset ; if chip hung, reset it |
||
721 | popa |
||
722 | |||
723 | jmp .send_packet |
||
724 | |||
725 | .fail: |
||
726 | DEBUGF 1,"failed!\n" |
||
727 | or eax, -1 |
||
728 | ret 8 |
||
729 | |||
730 | |||
731 | |||
732 | |||
733 | |||
1159 | hidnplayr | 734 | ;;;;;;;;;;;;;;;;;;;;;;; |
735 | ;; ;; |
||
736 | ;; Interrupt handler ;; |
||
737 | ;; ;; |
||
738 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
739 | align 4 |
||
740 | int_handler: |
||
741 | |||
1519 | hidnplayr | 742 | DEBUGF 1,"IRQ %x\n", eax:2 ; no, you cant replace 'eax:2' with 'al', this must be a bug in FDO |
1159 | hidnplayr | 743 | |
744 | ; find pointer of device wich made IRQ occur |
||
745 | |||
1519 | hidnplayr | 746 | mov esi, device_list |
747 | mov ecx, [devices] |
||
1486 | hidnplayr | 748 | test ecx, ecx |
749 | jz .fail |
||
1159 | hidnplayr | 750 | .nextdevice: |
751 | mov ebx, dword [esi] |
||
752 | |||
1472 | hidnplayr | 753 | set_io 0 |
754 | set_io REG_ISR |
||
1159 | hidnplayr | 755 | in ax , dx |
756 | out dx , ax ; send it back to ACK |
||
757 | |||
758 | add esi, 4 |
||
759 | |||
760 | test ax , ax |
||
761 | jnz .got_it |
||
762 | |||
1486 | hidnplayr | 763 | dec ecx |
764 | jnz .nextdevice |
||
1159 | hidnplayr | 765 | |
766 | ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
||
767 | |||
768 | .got_it: |
||
769 | |||
770 | ; looks like we've found it! |
||
771 | |||
772 | ; Lets found out why the irq occured then.. |
||
773 | |||
774 | ;---------------------------------------------------- |
||
775 | ; Received packet ok? |
||
776 | test ax, ISR_ROK |
||
777 | jz @f |
||
778 | push ax |
||
779 | |||
780 | .receive: |
||
1472 | hidnplayr | 781 | set_io 0 |
782 | set_io REG_COMMAND |
||
783 | in al , dx |
||
1159 | hidnplayr | 784 | test al , BUFE ; test if RX buffer is empty |
785 | jnz .finish ; |
||
786 | |||
1472 | hidnplayr | 787 | DEBUGF 1,"RX: " |
1159 | hidnplayr | 788 | |
1472 | hidnplayr | 789 | mov eax, [device.rx_buffer] |
790 | add eax, [device.rx_data_offset] |
||
1159 | hidnplayr | 791 | test byte [eax], (1 shl BIT_ROK) ; check if packet is ok |
792 | jz .reset_rx |
||
1472 | hidnplayr | 793 | |
794 | ; packet is ok, copy it |
||
1159 | hidnplayr | 795 | movzx ecx, word [eax+2] ; packet length |
1472 | hidnplayr | 796 | |
797 | ; Update stats |
||
798 | add dword [device.bytes_rx], ecx |
||
799 | adc dword [device.bytes_rx + 4], 0 |
||
800 | inc dword [device.packets_rx] |
||
801 | |||
1159 | hidnplayr | 802 | sub ecx, 4 ; don't copy CRC |
1472 | hidnplayr | 803 | |
1159 | hidnplayr | 804 | DEBUGF 1,"Received %u bytes\n", ecx |
805 | |||
806 | push ebx eax ecx |
||
807 | stdcall KernelAlloc, ecx ; Allocate a buffer to put packet into |
||
808 | pop ecx |
||
809 | test eax, eax ; Test if we allocated succesfully |
||
1472 | hidnplayr | 810 | jz .abort |
1159 | hidnplayr | 811 | |
1472 | hidnplayr | 812 | mov edi, eax ; Where we will copy too |
813 | |||
814 | mov esi, [esp] ; The buffer we will copy from |
||
1159 | hidnplayr | 815 | add esi, 4 ; Dont copy CRC |
816 | |||
817 | push dword .abort ; Kernel will return to this address after EthReceiver |
||
818 | push ecx edi ; Save buffer pointer and size, to pass to kernel |
||
819 | |||
1472 | hidnplayr | 820 | .copy: |
821 | shr ecx, 1 |
||
822 | jnc .nb |
||
823 | movsb |
||
824 | .nb: |
||
825 | shr ecx, 1 |
||
826 | jnc .nw |
||
827 | movsw |
||
828 | .nw: |
||
829 | jz .nd |
||
830 | rep movsd |
||
831 | .nd: |
||
1159 | hidnplayr | 832 | |
833 | jmp EthReceiver ; Send it to kernel |
||
834 | |||
1472 | hidnplayr | 835 | |
1159 | hidnplayr | 836 | .abort: |
837 | pop eax ebx |
||
838 | ; update eth_data_start_offset |
||
839 | movzx eax, word [eax+2] ; packet length |
||
1472 | hidnplayr | 840 | add eax, [device.rx_data_offset] |
1159 | hidnplayr | 841 | add eax, 4+3 ; packet header is 4 bytes long + dword alignment |
842 | and eax, not 3 ; dword alignment |
||
1472 | hidnplayr | 843 | |
1159 | hidnplayr | 844 | cmp eax, RX_BUFFER_SIZE |
845 | jl .no_wrap |
||
1472 | hidnplayr | 846 | DEBUGF 2,"Wrapping" |
1159 | hidnplayr | 847 | sub eax, RX_BUFFER_SIZE |
848 | .no_wrap: |
||
1472 | hidnplayr | 849 | mov [device.rx_data_offset], eax |
850 | DEBUGF 1,"New RX ptr: %d ", eax |
||
1159 | hidnplayr | 851 | |
1472 | hidnplayr | 852 | set_io 0 |
853 | set_io REG_CAPR ; update 'Current Address of Packet Read register' |
||
1159 | hidnplayr | 854 | sub eax, 0x10 ; value 0x10 is a constant for CAPR |
855 | out dx , ax |
||
856 | |||
857 | jmp .receive ; check for multiple packets |
||
858 | |||
859 | .reset_rx: |
||
860 | test byte [eax], (1 shl BIT_CRC) |
||
861 | jz .no_crc_error |
||
862 | DEBUGF 2,"\nCRC error!\n" |
||
863 | |||
864 | .no_crc_error: |
||
865 | test byte [eax], (1 shl BIT_FAE) |
||
866 | jz .no_fae_error |
||
867 | DEBUGF 1,"\nFrame alignment error!\n" |
||
868 | |||
869 | .no_fae_error: |
||
870 | DEBUGF 1,"Reset RX\n" |
||
871 | in al , dx ; read command register |
||
872 | push ax |
||
873 | |||
874 | and al , not (1 shl BIT_RE) ; Clear the RE bit |
||
875 | out dx , al |
||
876 | |||
877 | pop ax |
||
878 | out dx , al ; write original command back |
||
879 | |||
880 | add edx, REG_RXCONFIG - REG_COMMAND ; Restore RX configuration |
||
881 | mov ax , RX_CONFIG |
||
882 | out dx , ax |
||
883 | |||
884 | .finish: |
||
885 | pop ax |
||
886 | |||
887 | ;---------------------------------------------------- |
||
888 | ; Transmit error ? |
||
889 | @@: |
||
890 | test ax, ISR_TER |
||
891 | jz @f |
||
892 | |||
1519 | hidnplayr | 893 | ; push ax |
894 | ; cmp [device.curr_tx_desc], 4 |
||
895 | ; jz .notxd |
||
896 | ; |
||
897 | ; set_io 0 |
||
898 | ; movzx ecx, [device.curr_tx_desc] |
||
899 | ; lea edx, [edx+ecx*4+REG_TSD0] |
||
900 | ; in eax, dx |
||
901 | ; |
||
902 | ; .notxd: |
||
903 | ; test eax, TSR_TUN |
||
904 | ; jz .nobun |
||
905 | ; DEBUGF 2, "TX: FIFO Buffer underrun!\n" |
||
906 | ; |
||
907 | ; .nobun: |
||
908 | ; test eax, TSR_OWC |
||
909 | ; jz .noowc |
||
910 | ; DEBUGF 2, "TX: OWC!\n" |
||
911 | ; |
||
912 | ; .noowc: |
||
913 | ; test eax, TSR_TABT |
||
914 | ; jz .notabt |
||
915 | ; DEBUGF 2, "TX: TABT!\n" |
||
916 | ; |
||
917 | ; .notabt: |
||
918 | ; test eax, TSR_CRS |
||
919 | ; jz .nocsl |
||
920 | ; DEBUGF 2, "TX: Carrier Sense Lost!\n" |
||
921 | ; |
||
922 | ; .nocsl: |
||
923 | ; pop ax |
||
924 | |||
925 | ;---------------------------------------------------- |
||
926 | ; Transmit ok ? |
||
927 | @@: |
||
928 | test ax, ISR_TOK |
||
929 | jz @f |
||
930 | |||
1159 | hidnplayr | 931 | push ax |
1519 | hidnplayr | 932 | mov si, 4 |
933 | .txdesloop: |
||
934 | movzx ecx, [device.last_tx_desc] |
||
935 | shl ecx, 2 |
||
1159 | hidnplayr | 936 | |
1472 | hidnplayr | 937 | set_io 0 |
1519 | hidnplayr | 938 | set_io REG_TSD0 |
939 | add edx, ecx |
||
1159 | hidnplayr | 940 | in eax, dx |
941 | |||
1519 | hidnplayr | 942 | test eax, TSR_TOK |
943 | jz .notthisone |
||
944 | mov eax, TSR_OWN |
||
945 | out dx , eax |
||
946 | DEBUGF 1,"TX OK: free buffer %x\n", [device.TX_DESC+ecx]:8 |
||
947 | stdcall KernelFree, [device.TX_DESC+ecx] |
||
948 | .notthisone: |
||
1159 | hidnplayr | 949 | |
1519 | hidnplayr | 950 | inc [device.last_tx_desc] |
951 | and [device.last_tx_desc], 3 |
||
1159 | hidnplayr | 952 | |
1519 | hidnplayr | 953 | dec si |
954 | jnz .txdesloop |
||
1159 | hidnplayr | 955 | |
1519 | hidnplayr | 956 | .done: |
1159 | hidnplayr | 957 | pop ax |
958 | |||
959 | ;---------------------------------------------------- |
||
960 | ; Rx buffer overflow ? |
||
961 | @@: |
||
962 | test ax, ISR_RXOVW |
||
963 | jz @f |
||
964 | |||
965 | push ax |
||
1472 | hidnplayr | 966 | DEBUGF 2,"RX-buffer overflow!\n" |
1159 | hidnplayr | 967 | |
1519 | hidnplayr | 968 | set_io 0 |
969 | set_io REG_ISR |
||
1159 | hidnplayr | 970 | mov ax , ISR_FIFOOVW or ISR_RXOVW |
971 | out dx , ax |
||
972 | pop ax |
||
973 | |||
974 | ;---------------------------------------------------- |
||
1519 | hidnplayr | 975 | ; Packet underrun? |
1159 | hidnplayr | 976 | @@: |
977 | test ax, ISR_PUN |
||
978 | jz @f |
||
979 | |||
1472 | hidnplayr | 980 | DEBUGF 2,"Packet underrun!\n" |
1159 | hidnplayr | 981 | |
982 | ;---------------------------------------------------- |
||
983 | ; Receive FIFO overflow ? |
||
984 | @@: |
||
985 | test ax, ISR_FIFOOVW |
||
986 | jz @f |
||
987 | |||
988 | push ax |
||
1519 | hidnplayr | 989 | DEBUGF 2,"RX fifo overflow!\n" |
1159 | hidnplayr | 990 | |
1519 | hidnplayr | 991 | set_io 0 |
992 | set_io REG_ISR |
||
1159 | hidnplayr | 993 | mov ax , ISR_FIFOOVW or ISR_RXOVW |
994 | out dx , ax |
||
995 | pop ax |
||
996 | |||
997 | ;---------------------------------------------------- |
||
998 | ; Something about Cable changed ? |
||
999 | @@: |
||
1000 | test ax, ISR_LENCHG |
||
1001 | jz .fail |
||
1002 | |||
1003 | DEBUGF 2,"Cable changed!\n" |
||
1004 | call cable |
||
1005 | |||
1006 | .fail: |
||
1007 | ret |
||
1008 | |||
1009 | |||
1010 | |||
1011 | |||
1012 | ;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1013 | ;; ;; |
||
1014 | ;; Update Cable status ;; |
||
1015 | ;; ;; |
||
1016 | ;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1017 | |||
1018 | align 4 |
||
1019 | cable: |
||
1020 | DEBUGF 1,"Checking Cable status: " |
||
1021 | |||
1472 | hidnplayr | 1022 | mov edx, dword [device.io_addr] |
1159 | hidnplayr | 1023 | add edx, REG_MSR |
1024 | in al , dx |
||
1025 | |||
1026 | ; test al , 1 SHL 2 ; 0 = link ok 1 = link fail |
||
1027 | ; jnz .notconnected |
||
1028 | |||
1029 | ; test al , 1 SHL 3 ; 0 = 100 Mbps 1 = 10 Mbps |
||
1030 | ; jnz .10mbps |
||
1031 | |||
1032 | shr al, 2 |
||
1033 | and al, 3 |
||
1034 | |||
1472 | hidnplayr | 1035 | mov byte [device.mode+3], al |
1159 | hidnplayr | 1036 | DEBUGF 1,"Done!\n" |
1037 | ret |
||
1038 | |||
1039 | |||
1040 | |||
1041 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1042 | ;; ;; |
||
1043 | ;; Write MAC address ;; |
||
1044 | ;; ;; |
||
1045 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1046 | |||
1047 | align 4 |
||
1048 | write_mac: ; in: mac pushed onto stack (as 3 words) |
||
1049 | |||
1472 | hidnplayr | 1050 | DEBUGF 2,"Writing MAC: " |
1159 | hidnplayr | 1051 | |
1052 | ; disable all in command registers |
||
1053 | |||
1472 | hidnplayr | 1054 | set_io 0 |
1055 | set_io REG_9346CR |
||
1159 | hidnplayr | 1056 | xor eax, eax |
1057 | out dx , al |
||
1058 | |||
1472 | hidnplayr | 1059 | set_io REG_IMR |
1159 | hidnplayr | 1060 | xor eax, eax |
1061 | out dx , ax |
||
1062 | |||
1472 | hidnplayr | 1063 | set_io REG_ISR |
1159 | hidnplayr | 1064 | mov eax, -1 |
1065 | out dx , ax |
||
1066 | |||
1067 | ; enable writing |
||
1068 | |||
1472 | hidnplayr | 1069 | set_io REG_9346CR |
1159 | hidnplayr | 1070 | mov eax, REG_9346CR_WE |
1071 | out dx , al |
||
1072 | |||
1073 | ; write the mac ... |
||
1074 | |||
1472 | hidnplayr | 1075 | set_io REG_IDR0 |
1159 | hidnplayr | 1076 | pop eax |
1077 | out dx , eax |
||
1078 | |||
1472 | hidnplayr | 1079 | set_io REG_IDR0+4 |
1159 | hidnplayr | 1080 | xor eax, eax |
1081 | pop ax |
||
1082 | out dx , eax |
||
1083 | |||
1084 | ; disable writing |
||
1085 | |||
1472 | hidnplayr | 1086 | set_io REG_9346CR |
1159 | hidnplayr | 1087 | xor eax, eax |
1088 | out dx , al |
||
1089 | |||
1472 | hidnplayr | 1090 | DEBUGF 2,"ok!\n" |
1159 | hidnplayr | 1091 | |
1092 | ; Notice this procedure does not ret, but continues to read_mac instead. |
||
1093 | |||
1094 | |||
1095 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1096 | ;; ;; |
||
1097 | ;; Read MAC address ;; |
||
1098 | ;; ;; |
||
1099 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1100 | |||
1101 | read_mac: |
||
1472 | hidnplayr | 1102 | DEBUGF 2,"Reading MAC: " |
1159 | hidnplayr | 1103 | |
1472 | hidnplayr | 1104 | set_io 0 |
1105 | lea edi, [device.mac] |
||
1177 | clevermous | 1106 | in eax, dx |
1159 | hidnplayr | 1107 | stosd |
1177 | clevermous | 1108 | add edx, 4 |
1173 | clevermous | 1109 | in ax, dx |
1159 | hidnplayr | 1110 | stosw |
1111 | |||
1472 | hidnplayr | 1112 | DEBUGF 2,"%x-%x-%x-%x-%x-%x\n",[edi-6]:2,[edi-5]:2,[edi-4]:2,[edi-3]:2,[edi-2]:2,[edi-1]:2 |
1173 | clevermous | 1113 | |
1159 | hidnplayr | 1114 | ret |
1115 | |||
1116 | |||
1117 | |||
1118 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1119 | ;; ;; |
||
1120 | ;; Read eeprom (type 93c46 and 93c56) ;; |
||
1121 | ;; ;; |
||
1122 | ;; In: word to be read in al (6bit in case of 93c46 and 8bit otherwise) ;; |
||
1123 | ;; pointer to device structure in ebx ;; |
||
1124 | ;; ;; |
||
1125 | ;; OUT: word read in ax ;; |
||
1126 | ;; ;; |
||
1127 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1128 | |||
1129 | align 4 |
||
1130 | read_eeprom: |
||
1131 | DEBUGF 2,"Reading eeprom, " |
||
1132 | |||
1472 | hidnplayr | 1133 | set_io 0 |
1159 | hidnplayr | 1134 | push ebx |
1135 | movzx ebx, al |
||
1472 | hidnplayr | 1136 | set_io REG_RXCONFIG |
1159 | hidnplayr | 1137 | in al, dx |
1138 | test al, (1 shl BIT_9356SEL) |
||
1139 | jz .type_93c46 |
||
1140 | ; and bl, 01111111b ; don't care first bit |
||
1141 | or bx, EE_93C56_READ_CMD ; it contains start bit |
||
1142 | mov cx, EE_93C56_CMD_LENGTH-1 ; cmd_loop counter |
||
1143 | jmp .read_eeprom |
||
1144 | .type_93c46: |
||
1145 | and bl, 00111111b |
||
1146 | or bx, EE_93C46_READ_CMD ; it contains start bit |
||
1147 | mov cx, EE_93C46_CMD_LENGTH-1 ; cmd_loop counter |
||
1148 | .read_eeprom: |
||
1472 | hidnplayr | 1149 | set_io REG_9346CR |
1159 | hidnplayr | 1150 | ; mov al, (1 shl BIT_93C46_EEM1) |
1151 | ; out dx, al |
||
1152 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EECS) ; wake up the eeprom |
||
1153 | out dx, al |
||
1154 | .cmd_loop: |
||
1155 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EECS) |
||
1156 | bt bx, cx |
||
1157 | jnc .zero_bit |
||
1158 | or al, (1 shl BIT_93C46_EEDI) |
||
1159 | .zero_bit: |
||
1160 | out dx, al |
||
1161 | ; push eax |
||
1162 | ; in eax, dx ; eeprom delay |
||
1163 | ; pop eax |
||
1164 | or al, (1 shl BIT_93C46_EESK) |
||
1165 | out dx, al |
||
1166 | ; in eax, dx ; eeprom delay |
||
1167 | dec cx |
||
1168 | jns .cmd_loop |
||
1169 | ; in eax, dx ; eeprom delay |
||
1170 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EECS) |
||
1171 | out dx, al |
||
1172 | mov cl, 0xf |
||
1173 | .read_loop: |
||
1174 | shl ebx, 1 |
||
1175 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EECS) or (1 shl BIT_93C46_EESK) |
||
1176 | out dx, al |
||
1177 | ; in eax, dx ; eeprom delay |
||
1178 | in al, dx |
||
1179 | and al, (1 shl BIT_93C46_EEDO) |
||
1180 | jz .dont_set |
||
1181 | inc ebx |
||
1182 | .dont_set: |
||
1183 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EECS) |
||
1184 | out dx, al |
||
1185 | ; in eax, dx ; eeprom delay |
||
1186 | dec cl |
||
1187 | jns .read_loop |
||
1188 | xor al, al |
||
1189 | out dx, al |
||
1190 | mov ax, bx |
||
1191 | pop ebx |
||
1192 | |||
1193 | ret |
||
1194 | |||
1195 | |||
1196 | ; End of code |
||
1197 | |||
1519 | hidnplayr | 1198 | section '.data' data readable writable align 16 ; place all uninitialized data place here |
1159 | hidnplayr | 1199 | align 4 ; Place all initialised data here |
1200 | |||
1519 | hidnplayr | 1201 | devices dd 0 |
1202 | version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
||
1203 | my_service db 'RTL8139',0 ; max 16 chars include zero |
||
1159 | hidnplayr | 1204 | |
1519 | hidnplayr | 1205 | device_1 db 'Realtek 8139',0 |
1206 | device_2 db 'Realtek 8139A',0 |
||
1207 | device_3 db 'Realtek 8139B',0 |
||
1208 | device_4 db 'Realtek 8139C',0 |
||
1209 | device_5 db 'Realtek 8100',0 |
||
1210 | device_6 db 'Realtek 8139D',0 |
||
1211 | device_7 db 'Realtek 8139CP',0 |
||
1212 | device_8 db 'Realtek 8101',0 |
||
1213 | device_unknown db 'Unknown RTL8139 clone', 0 |
||
1178 | hidnplayr | 1214 | |
1519 | hidnplayr | 1215 | crosslist: |
1216 | dd device_1 |
||
1217 | dd device_2 |
||
1218 | dd device_3 |
||
1219 | dd device_4 |
||
1220 | dd device_5 |
||
1221 | dd device_6 |
||
1222 | dd device_7 |
||
1223 | dd device_8 |
||
1224 | dd device_unknown |
||
1178 | hidnplayr | 1225 | |
1519 | hidnplayr | 1226 | hw_ver_array: ; This array is used by the probe routine to find out wich version of the RTL8139 we are working with |
1227 | db VER_RTL8139 |
||
1228 | db VER_RTL8139A |
||
1229 | db VER_RTL8139B |
||
1230 | db VER_RTL8139C |
||
1231 | db VER_RTL8100 |
||
1232 | db VER_RTL8139D |
||
1233 | db VER_RTL8139CP |
||
1234 | db VER_RTL8101 |
||
1235 | db 0 |
||
1159 | hidnplayr | 1236 | |
1237 | HW_VER_ARRAY_SIZE = $-hw_ver_array |
||
1238 | |||
1239 | include_debug_strings ; All data wich FDO uses will be included here |
||
1240 | |||
1519 | hidnplayr | 1241 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling> |
1159 | hidnplayr | 1242 |