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Rev | Author | Line No. | Line |
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1159 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3155 | hidnplayr | 3 | ;; Copyright (C) KolibriOS team 2004-2013. 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 | |||
3155 | hidnplayr | 20 | API_VERSION = 0x01000100 |
21 | DRIVER_VERSION = 5 |
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1159 | hidnplayr | 22 | |
3155 | hidnplayr | 23 | MAX_DEVICES = 16 |
1519 | hidnplayr | 24 | |
3155 | hidnplayr | 25 | RBLEN = 3 ; Receive buffer size: 0==8K 1==16k 2==32k 3==64k |
26 | NUM_TX_DESC = 4 |
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1556 | hidnplayr | 27 | |
3155 | hidnplayr | 28 | DEBUG = 1 |
29 | __DEBUG__ = 1 |
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30 | __DEBUG_LEVEL__ = 1 |
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1159 | hidnplayr | 31 | |
32 | include 'proc32.inc' |
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33 | include 'imports.inc' |
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34 | include 'fdo.inc' |
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1472 | hidnplayr | 35 | include 'netdrv.inc' |
1159 | hidnplayr | 36 | |
37 | public START |
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38 | public service_proc |
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39 | public version |
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40 | |||
3155 | hidnplayr | 41 | REG_IDR0 = 0x00 |
42 | REG_MAR0 = 0x08 ; multicast filter register 0 |
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43 | REG_MAR4 = 0x0c ; multicast filter register 4 |
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44 | REG_TSD0 = 0x10 ; transmit status of descriptor |
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45 | REG_TSAD0 = 0x20 ; transmit start address of descriptor |
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46 | REG_RBSTART = 0x30 ; RxBuffer start address |
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47 | REG_COMMAND = 0x37 ; command register |
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48 | REG_CAPR = 0x38 ; current address of packet read (word) R/W |
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49 | REG_IMR = 0x3c ; interrupt mask register |
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50 | REG_ISR = 0x3e ; interrupt status register |
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51 | REG_TXCONFIG = 0x40 ; transmit configuration register |
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52 | REG_RXCONFIG = 0x44 ; receive configuration register 0 |
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53 | REG_MPC = 0x4c ; missed packet counter |
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54 | REG_9346CR = 0x50 ; serial eeprom 93C46 command register |
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55 | REG_CONFIG1 = 0x52 ; configuration register 1 |
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56 | REG_MSR = 0x58 |
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57 | REG_CONFIG4 = 0x5a ; configuration register 4 |
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58 | REG_HLTCLK = 0x5b ; undocumented halt clock register |
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59 | REG_BMCR = 0x62 ; basic mode control register |
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60 | REG_ANAR = 0x66 ; auto negotiation advertisement register |
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3346 | hidnplayr | 61 | REG_9346CR_WE = 11b shl 6 |
1159 | hidnplayr | 62 | |
3155 | hidnplayr | 63 | BIT_RUNT = 4 ; total packet length < 64 bytes |
64 | BIT_LONG = 3 ; total packet length > 4k |
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65 | BIT_CRC = 2 ; crc error occured |
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66 | BIT_FAE = 1 ; frame alignment error occured |
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67 | BIT_ROK = 0 ; received packet is ok |
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1159 | hidnplayr | 68 | |
3155 | hidnplayr | 69 | BIT_RST = 4 ; reset bit |
70 | BIT_RE = 3 ; receiver enabled |
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71 | BIT_TE = 2 ; transmitter enabled |
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72 | BUFE = 1 ; rx buffer is empty, no packet stored |
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1159 | hidnplayr | 73 | |
3155 | hidnplayr | 74 | BIT_ISR_TOK = 2 ; transmit ok |
75 | BIT_ISR_RER = 1 ; receive error interrupt |
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76 | BIT_ISR_ROK = 0 ; receive ok |
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1159 | hidnplayr | 77 | |
3155 | hidnplayr | 78 | BIT_TX_MXDMA = 8 ; Max DMA burst size per Tx DMA burst |
79 | BIT_TXRR = 4 ; Tx Retry count 16+(TXRR*16) |
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1159 | hidnplayr | 80 | |
3155 | hidnplayr | 81 | BIT_RXFTH = 13 ; Rx fifo threshold |
82 | BIT_RBLEN = 11 ; Ring buffer length indicator |
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83 | BIT_RX_MXDMA = 8 ; Max DMA burst size per Rx DMA burst |
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84 | BIT_NOWRAP = 7 ; transfered data wrapping |
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85 | BIT_9356SEL = 6 ; eeprom selector 9346/9356 |
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86 | BIT_AER = 5 ; accept error packets |
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87 | BIT_AR = 4 ; accept runt packets |
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88 | BIT_AB = 3 ; accept broadcast packets |
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89 | BIT_AM = 2 ; accept multicast packets |
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90 | BIT_APM = 1 ; accept physical match packets |
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91 | BIT_AAP = 0 ; accept all packets |
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1159 | hidnplayr | 92 | |
3155 | hidnplayr | 93 | BIT_93C46_EEM1 = 7 ; RTL8139 eeprom operating mode1 |
94 | BIT_93C46_EEM0 = 6 ; RTL8139 eeprom operating mode0 |
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95 | BIT_93C46_EECS = 3 ; chip select |
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96 | BIT_93C46_EESK = 2 ; serial data clock |
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97 | BIT_93C46_EEDI = 1 ; serial data input |
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98 | BIT_93C46_EEDO = 0 ; serial data output |
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1159 | hidnplayr | 99 | |
3155 | hidnplayr | 100 | BIT_LWACT = 4 ; see REG_CONFIG1 |
101 | BIT_SLEEP = 1 ; sleep bit at older chips |
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102 | BIT_PWRDWN = 0 ; power down bit at older chips |
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103 | BIT_PMEn = 0 ; power management enabled |
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1159 | hidnplayr | 104 | |
3155 | hidnplayr | 105 | BIT_LWPTN = 2 ; see REG_CONFIG4 |
1159 | hidnplayr | 106 | |
3155 | hidnplayr | 107 | BIT_ERTXTH = 16 ; early TX threshold |
108 | BIT_TOK = 15 ; transmit ok |
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109 | BIT_OWN = 13 ; tx DMA operation is completed |
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1159 | hidnplayr | 110 | |
3155 | hidnplayr | 111 | BIT_ANE = 12 ; auto negotiation enable |
1159 | hidnplayr | 112 | |
3155 | hidnplayr | 113 | BIT_TXFD = 8 ; 100base-T full duplex |
114 | BIT_TX = 7 ; 100base-T |
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115 | BIT_10FD = 6 ; 10base-T full duplex |
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116 | BIT_10 = 5 ; 10base-T |
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117 | BIT_SELECTOR = 0 ; binary encoded selector CSMA/CD=00001 |
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1159 | hidnplayr | 118 | |
3155 | hidnplayr | 119 | BIT_IFG1 = 25 |
120 | BIT_IFG0 = 24 |
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1159 | hidnplayr | 121 | |
3155 | hidnplayr | 122 | TXRR = 8 ; total retries = 16+(TXRR*16) |
123 | TX_MXDMA = 6 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=2048 |
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124 | ERTXTH = 8 ; in unit of 32 bytes e.g:(8*32)=256 |
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125 | RX_MXDMA = 7 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=unlimited |
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126 | RXFTH = 7 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=no threshold |
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1159 | hidnplayr | 127 | |
3155 | hidnplayr | 128 | RX_CONFIG = (RBLEN shl BIT_RBLEN) or \ |
129 | (RX_MXDMA shl BIT_RX_MXDMA) or \ |
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130 | (1 shl BIT_NOWRAP) or \ |
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131 | (RXFTH shl BIT_RXFTH) or\ |
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132 | (1 shl BIT_AB) or \ ; Accept broadcast packets |
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133 | (1 shl BIT_APM) or \ ; Accept physical match packets |
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134 | (1 shl BIT_AER) or \ ; Accept error packets |
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135 | (1 shl BIT_AR) or \ ; Accept Runt packets (smaller then 64 bytes) |
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136 | (1 shl BIT_AM) ; Accept multicast packets |
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1159 | hidnplayr | 137 | |
3155 | hidnplayr | 138 | RX_BUFFER_SIZE = (8192 shl RBLEN);+16 |
139 | MAX_ETH_FRAME_SIZE = 1514 |
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1159 | hidnplayr | 140 | |
3155 | hidnplayr | 141 | EE_93C46_REG_ETH_ID = 7 ; MAC offset |
142 | EE_93C46_READ_CMD = (6 shl 6) ; 110b + 6bit address |
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143 | EE_93C56_READ_CMD = (6 shl 8) ; 110b + 8bit address |
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144 | EE_93C46_CMD_LENGTH = 9 ; start bit + cmd + 6bit address |
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145 | EE_93C56_CMD_LENGTH = 11 ; start bit + cmd + 8bit ddress |
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1159 | hidnplayr | 146 | |
3155 | hidnplayr | 147 | VER_RTL8139 = 1100000b |
148 | VER_RTL8139A = 1110000b |
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149 | VER_RTL8139AG = 1110100b |
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150 | VER_RTL8139B = 1111000b |
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151 | VER_RTL8130 = VER_RTL8139B |
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152 | VER_RTL8139C = 1110100b |
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153 | VER_RTL8100 = 1111010b |
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154 | VER_RTL8100B = 1110101b |
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155 | VER_RTL8139D = VER_RTL8100B |
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156 | VER_RTL8139CP = 1110110b |
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157 | VER_RTL8101 = 1110111b |
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1159 | hidnplayr | 158 | |
3155 | hidnplayr | 159 | IDX_RTL8139 = 0 |
160 | IDX_RTL8139A = 1 |
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161 | IDX_RTL8139B = 2 |
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162 | IDX_RTL8139C = 3 |
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163 | IDX_RTL8100 = 4 |
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164 | IDX_RTL8139D = 5 |
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165 | IDX_RTL8139D = 6 |
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166 | IDX_RTL8101 = 7 |
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1159 | hidnplayr | 167 | |
3346 | hidnplayr | 168 | ISR_SERR = 1 shl 15 |
169 | ISR_TIMEOUT = 1 shl 14 |
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170 | ISR_LENCHG = 1 shl 13 |
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171 | ISR_FIFOOVW = 1 shl 6 |
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172 | ISR_PUN = 1 shl 5 |
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173 | ISR_RXOVW = 1 shl 4 |
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174 | ISR_TER = 1 shl 3 |
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175 | ISR_TOK = 1 shl 2 |
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176 | ISR_RER = 1 shl 1 |
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177 | ISR_ROK = 1 shl 0 |
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1159 | hidnplayr | 178 | |
3155 | hidnplayr | 179 | INTERRUPT_MASK = ISR_ROK or \ |
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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1159 | hidnplayr | 186 | |
3346 | hidnplayr | 187 | TSR_OWN = 1 shl 13 |
188 | TSR_TUN = 1 shl 14 |
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189 | TSR_TOK = 1 shl 15 |
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1159 | hidnplayr | 190 | |
3346 | hidnplayr | 191 | TSR_CDH = 1 shl 28 |
192 | TSR_OWC = 1 shl 29 |
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193 | TSR_TABT = 1 shl 30 |
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194 | TSR_CRS = 1 shl 31 |
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1159 | hidnplayr | 195 | |
196 | |||
1519 | hidnplayr | 197 | virtual at ebx |
1159 | hidnplayr | 198 | |
2387 | hidnplayr | 199 | device: |
1519 | hidnplayr | 200 | |
2387 | hidnplayr | 201 | ETH_DEVICE |
1519 | hidnplayr | 202 | |
2387 | hidnplayr | 203 | .rx_buffer dd ? |
1556 | hidnplayr | 204 | |
2387 | hidnplayr | 205 | .rx_data_offset dd ? |
206 | .io_addr dd ? |
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1556 | hidnplayr | 207 | |
2387 | hidnplayr | 208 | .curr_tx_desc db ? |
3205 | hidnplayr | 209 | .pci_bus dd ? |
210 | .pci_dev dd ? |
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2387 | hidnplayr | 211 | .irq_line db ? |
212 | .hw_ver_id db ? |
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1519 | hidnplayr | 213 | |
2387 | hidnplayr | 214 | .TX_DESC rd NUM_TX_DESC |
1519 | hidnplayr | 215 | |
2387 | hidnplayr | 216 | .size = $ - device |
1519 | hidnplayr | 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 | |||
3155 | hidnplayr | 234 | cmp [state], 1 |
235 | jne .exit |
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1159 | hidnplayr | 236 | |
237 | .entry: |
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238 | |||
3155 | hidnplayr | 239 | DEBUGF 2, "Loading %s driver\n", my_service |
2387 | hidnplayr | 240 | stdcall RegService, my_service, service_proc |
241 | ret |
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1159 | hidnplayr | 242 | |
243 | .fail: |
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244 | .exit: |
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3155 | hidnplayr | 245 | xor eax, eax |
2387 | hidnplayr | 246 | ret |
1159 | hidnplayr | 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 | |||
2387 | hidnplayr | 261 | mov edx, [ioctl] |
262 | mov eax, [IOCTL.io_code] |
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1159 | hidnplayr | 263 | |
264 | ;------------------------------------------------------ |
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265 | |||
2387 | hidnplayr | 266 | cmp eax, 0 ;SRV_GETVERSION |
267 | jne @F |
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1159 | hidnplayr | 268 | |
2387 | hidnplayr | 269 | cmp [IOCTL.out_size], 4 |
3155 | hidnplayr | 270 | jb .fail |
2387 | hidnplayr | 271 | mov eax, [IOCTL.output] |
272 | mov [eax], dword API_VERSION |
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1159 | hidnplayr | 273 | |
2387 | hidnplayr | 274 | xor eax, eax |
275 | ret |
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1159 | hidnplayr | 276 | |
277 | ;------------------------------------------------------ |
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278 | @@: |
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2387 | hidnplayr | 279 | cmp eax, 1 ;SRV_HOOK |
280 | jne .fail |
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1159 | hidnplayr | 281 | |
3155 | hidnplayr | 282 | cmp [IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
283 | jb .fail |
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1159 | hidnplayr | 284 | |
2387 | hidnplayr | 285 | mov eax, [IOCTL.input] |
286 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
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287 | jne .fail ; other types arent supported for this card yet |
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1159 | hidnplayr | 288 | |
289 | ; check if the device is already listed |
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290 | |||
2387 | hidnplayr | 291 | mov esi, device_list |
292 | mov ecx, [devices] |
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293 | test ecx, ecx |
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294 | jz .firstdevice |
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1472 | hidnplayr | 295 | |
3346 | hidnplayr | 296 | mov ax, [eax+1] ; get the pci bus and device numbers |
1159 | hidnplayr | 297 | .nextdevice: |
2387 | hidnplayr | 298 | mov ebx, [esi] |
3205 | hidnplayr | 299 | cmp al, byte[device.pci_bus] |
300 | jne @f |
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301 | cmp ah, byte[device.pci_dev] |
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2387 | hidnplayr | 302 | je .find_devicenum ; Device is already loaded, let's find it's device number |
3205 | hidnplayr | 303 | @@: |
2387 | hidnplayr | 304 | add esi, 4 |
305 | loop .nextdevice |
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1159 | hidnplayr | 306 | |
1472 | hidnplayr | 307 | |
1159 | hidnplayr | 308 | ; This device doesnt have its own eth_device structure yet, lets create one |
309 | .firstdevice: |
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2387 | hidnplayr | 310 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
3155 | hidnplayr | 311 | jae .fail |
1159 | hidnplayr | 312 | |
2387 | hidnplayr | 313 | allocate_and_clear ebx, device.size, .fail ; Allocate the buffer for device structure |
1159 | hidnplayr | 314 | |
315 | ; Fill in the direct call addresses into the struct |
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316 | |||
2387 | hidnplayr | 317 | mov [device.reset], reset |
318 | mov [device.transmit], transmit |
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319 | mov [device.unload], unload |
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320 | mov [device.name], my_service |
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1159 | hidnplayr | 321 | |
322 | ; save the pci bus and device numbers |
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323 | |||
2387 | hidnplayr | 324 | mov eax, [IOCTL.input] |
3205 | hidnplayr | 325 | movzx ecx, byte[eax+1] |
326 | mov [device.pci_bus], ecx |
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327 | movzx ecx, byte[eax+2] |
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328 | mov [device.pci_dev], ecx |
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1159 | hidnplayr | 329 | |
330 | ; Now, it's time to find the base io addres of the PCI device |
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331 | |||
3205 | hidnplayr | 332 | PCI_find_io |
1159 | hidnplayr | 333 | |
334 | ; We've found the io address, find IRQ now |
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335 | |||
3205 | hidnplayr | 336 | PCI_find_irq |
1159 | hidnplayr | 337 | |
3346 | hidnplayr | 338 | DEBUGF 2, "Hooking into device, dev:%x, bus:%x, irq:%x, I/O addr:%x\n",\ |
2387 | hidnplayr | 339 | [device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:4 |
1159 | hidnplayr | 340 | |
1556 | hidnplayr | 341 | ; Allocate the receive buffer |
1159 | hidnplayr | 342 | |
2387 | hidnplayr | 343 | stdcall CreateRingBuffer, dword (RX_BUFFER_SIZE), dword PG_SW |
344 | test eax, eax |
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345 | jz .err |
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346 | mov [device.rx_buffer], eax |
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1159 | hidnplayr | 347 | |
348 | ; Ok, the eth_device structure is ready, let's probe the device |
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349 | |||
2387 | hidnplayr | 350 | call probe ; this function will output in eax |
351 | test eax, eax |
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352 | jnz .err ; If an error occured, exit |
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1159 | hidnplayr | 353 | |
2387 | hidnplayr | 354 | mov eax, [devices] ; Add the device structure to our device list |
355 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
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356 | inc [devices] ; |
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1159 | hidnplayr | 357 | |
2387 | hidnplayr | 358 | mov [device.type], NET_TYPE_ETH |
359 | call NetRegDev |
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1514 | hidnplayr | 360 | |
2387 | hidnplayr | 361 | cmp eax, -1 |
362 | je .destroy |
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1159 | hidnplayr | 363 | |
2387 | hidnplayr | 364 | ret |
1159 | hidnplayr | 365 | |
366 | ; If the device was already loaded, find the device number and return it in eax |
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367 | |||
368 | .find_devicenum: |
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3155 | hidnplayr | 369 | DEBUGF 2, "Trying to find device number of already registered device\n" |
2387 | hidnplayr | 370 | call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
371 | ; into a device number in edi |
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372 | mov eax, edi ; Application wants it in eax instead |
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3155 | hidnplayr | 373 | DEBUGF 2, "Kernel says: %u\n", eax |
2387 | hidnplayr | 374 | ret |
1159 | hidnplayr | 375 | |
376 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
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377 | |||
378 | .destroy: |
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2387 | hidnplayr | 379 | ; todo: reset device into virgin state |
1159 | hidnplayr | 380 | |
381 | .err: |
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3155 | hidnplayr | 382 | stdcall KernelFree, [device.rx_buffer] |
2387 | hidnplayr | 383 | stdcall KernelFree, ebx |
1159 | hidnplayr | 384 | |
385 | .fail: |
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2387 | hidnplayr | 386 | or eax, -1 |
387 | ret |
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1159 | hidnplayr | 388 | |
389 | ;------------------------------------------------------ |
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390 | endp |
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391 | |||
392 | |||
393 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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394 | ;; ;; |
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395 | ;; Actual Hardware dependent code starts here ;; |
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396 | ;; ;; |
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397 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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398 | |||
399 | align 4 |
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400 | unload: |
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2387 | hidnplayr | 401 | ; TODO: (in this particular order) |
402 | ; |
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403 | ; - Stop the device |
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404 | ; - Detach int handler |
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405 | ; - Remove device from local list (RTL8139_LIST) |
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406 | ; - call unregister function in kernel |
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407 | ; - Remove all allocated structures and buffers the card used |
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1159 | hidnplayr | 408 | |
3155 | hidnplayr | 409 | or eax, -1 |
1159 | hidnplayr | 410 | |
411 | ret |
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412 | |||
413 | |||
414 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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415 | ;; |
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416 | ;; probe: enables the device (if it really is RTL8139) |
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417 | ;; |
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418 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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419 | |||
420 | align 4 |
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421 | probe: |
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3155 | hidnplayr | 422 | DEBUGF 2, "Probing %s device\n", my_service |
1159 | hidnplayr | 423 | |
3205 | hidnplayr | 424 | PCI_make_bus_master |
1159 | hidnplayr | 425 | |
426 | ; get chip version |
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2387 | hidnplayr | 427 | set_io 0 |
428 | set_io REG_TXCONFIG + 2 |
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3155 | hidnplayr | 429 | in ax, dx |
430 | shr ah, 2 |
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431 | shr ax, 6 |
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432 | and al, 01111111b |
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1514 | hidnplayr | 433 | |
3346 | hidnplayr | 434 | ; now find it in our array |
2387 | hidnplayr | 435 | mov ecx, HW_VER_ARRAY_SIZE-1 |
1159 | hidnplayr | 436 | .chip_ver_loop: |
3155 | hidnplayr | 437 | cmp al, [hw_ver_array + ecx] |
2387 | hidnplayr | 438 | je .chip_ver_found |
439 | dec ecx |
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440 | jns .chip_ver_loop |
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1514 | hidnplayr | 441 | .unknown: |
2387 | hidnplayr | 442 | mov ecx, 8 |
1159 | hidnplayr | 443 | .chip_ver_found: |
2387 | hidnplayr | 444 | cmp ecx, 8 |
3155 | hidnplayr | 445 | ja .unknown |
1514 | hidnplayr | 446 | |
2387 | hidnplayr | 447 | mov [device.hw_ver_id], cl |
1159 | hidnplayr | 448 | |
3155 | hidnplayr | 449 | mov ecx, [crosslist+ecx*4] |
2387 | hidnplayr | 450 | mov [device.name], ecx |
1178 | hidnplayr | 451 | |
3155 | hidnplayr | 452 | DEBUGF 2, "Chip version: %s\n", ecx |
1178 | hidnplayr | 453 | |
1159 | hidnplayr | 454 | ; wake up the chip |
2387 | hidnplayr | 455 | set_io 0 |
456 | set_io REG_HLTCLK |
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3155 | hidnplayr | 457 | mov al, 'R' ; run the clock |
458 | out dx, al |
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1159 | hidnplayr | 459 | |
460 | ; unlock config and BMCR registers |
||
2387 | hidnplayr | 461 | set_io REG_9346CR |
3155 | hidnplayr | 462 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
463 | out dx, al |
||
1159 | hidnplayr | 464 | |
465 | ; enable power management |
||
2387 | hidnplayr | 466 | set_io REG_CONFIG1 |
3155 | hidnplayr | 467 | in al, dx |
2387 | hidnplayr | 468 | cmp [device.hw_ver_id], IDX_RTL8139B |
3346 | hidnplayr | 469 | jae .new_chip |
470 | ; wake up older chips |
||
471 | and al, not ((1 shl BIT_SLEEP) or (1 shl BIT_PWRDWN)) |
||
472 | out dx, al |
||
473 | jmp .finish_wake_up |
||
1159 | hidnplayr | 474 | |
475 | ; set LWAKE pin to active high (default value). |
||
476 | ; it is for Wake-On-LAN functionality of some motherboards. |
||
477 | ; this signal is used to inform the motherboard to execute a wake-up process. |
||
478 | ; only at newer chips. |
||
3346 | hidnplayr | 479 | .new_chip: |
3155 | hidnplayr | 480 | or al, (1 shl BIT_PMEn) |
481 | and al, not (1 shl BIT_LWACT) |
||
482 | out dx, al |
||
1472 | hidnplayr | 483 | |
2387 | hidnplayr | 484 | set_io REG_CONFIG4 |
3155 | hidnplayr | 485 | in al, dx |
486 | and al, not (1 shl BIT_LWPTN) |
||
487 | out dx, al |
||
1472 | hidnplayr | 488 | |
3346 | hidnplayr | 489 | ; lock config and BMCR registers |
1159 | hidnplayr | 490 | .finish_wake_up: |
3155 | hidnplayr | 491 | xor al, al |
2387 | hidnplayr | 492 | set_io 0 |
493 | set_io REG_9346CR |
||
3155 | hidnplayr | 494 | out dx, al |
495 | DEBUGF 2, "done!\n" |
||
1159 | hidnplayr | 496 | |
497 | |||
498 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
499 | ;; |
||
500 | ;; reset: Set up all registers and descriptors, clear some values |
||
501 | ;; |
||
502 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
503 | |||
504 | reset: |
||
3346 | hidnplayr | 505 | DEBUGF 2, "Reset\n" |
1159 | hidnplayr | 506 | |
507 | ; attach int handler |
||
2387 | hidnplayr | 508 | movzx eax, [device.irq_line] |
3346 | hidnplayr | 509 | DEBUGF 1, "Attaching int handler to irq %x\n", eax:1 |
2387 | hidnplayr | 510 | stdcall AttachIntHandler, eax, int_handler, dword 0 |
511 | test eax, eax |
||
512 | jnz @f |
||
3155 | hidnplayr | 513 | DEBUGF 1, "\nCould not attach int handler!\n" |
1159 | hidnplayr | 514 | ; or eax, -1 |
515 | ; ret |
||
1519 | hidnplayr | 516 | @@: |
1159 | hidnplayr | 517 | |
518 | ; reset chip |
||
3155 | hidnplayr | 519 | DEBUGF 1, "Resetting chip\n" |
2387 | hidnplayr | 520 | set_io 0 |
521 | set_io REG_COMMAND |
||
3346 | hidnplayr | 522 | mov al, 1 shl BIT_RST |
523 | out dx, al |
||
524 | mov cx, 1000 ; wait no longer for the reset |
||
1159 | hidnplayr | 525 | .wait_for_reset: |
3346 | hidnplayr | 526 | in al, dx |
527 | test al, 1 shl BIT_RST |
||
2387 | hidnplayr | 528 | jz .reset_completed ; RST remains 1 during reset |
529 | dec cx |
||
530 | jns .wait_for_reset |
||
3346 | hidnplayr | 531 | DEBUGF 1, "Reset timeout!\n" |
1159 | hidnplayr | 532 | .reset_completed: |
533 | |||
534 | ; unlock config and BMCR registers |
||
2387 | hidnplayr | 535 | set_io REG_9346CR |
3155 | hidnplayr | 536 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
537 | out dx, al |
||
1159 | hidnplayr | 538 | |
539 | ; initialize multicast registers (no filtering) |
||
2387 | hidnplayr | 540 | mov eax, 0xffffffff |
541 | set_io REG_MAR0 |
||
3155 | hidnplayr | 542 | out dx, eax |
2387 | hidnplayr | 543 | set_io REG_MAR4 |
3155 | hidnplayr | 544 | out dx, eax |
1159 | hidnplayr | 545 | |
1556 | hidnplayr | 546 | ; Rxbuffer size, unlimited dma burst, no wrapping, no rx threshold |
1159 | hidnplayr | 547 | ; accept broadcast packets, accept physical match packets |
3155 | hidnplayr | 548 | mov ax, RX_CONFIG |
2387 | hidnplayr | 549 | set_io REG_RXCONFIG |
3155 | hidnplayr | 550 | out dx, ax |
1159 | hidnplayr | 551 | |
552 | ; 1024 bytes DMA burst, total retries = 16 + 8 * 16 = 144 |
||
3155 | hidnplayr | 553 | mov eax, (TX_MXDMA shl BIT_TX_MXDMA) or (TXRR shl BIT_TXRR) or BIT_IFG1 or BIT_IFG0 |
2387 | hidnplayr | 554 | set_io REG_TXCONFIG |
3155 | hidnplayr | 555 | out dx, eax |
1159 | hidnplayr | 556 | |
557 | ; enable auto negotiation |
||
2387 | hidnplayr | 558 | set_io REG_BMCR |
3155 | hidnplayr | 559 | in ax, dx |
560 | or ax, (1 shl BIT_ANE) |
||
561 | out dx, ax |
||
1159 | hidnplayr | 562 | |
563 | ; set auto negotiation advertisement |
||
2387 | hidnplayr | 564 | set_io REG_ANAR |
3155 | hidnplayr | 565 | in ax, dx |
566 | 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) |
||
567 | out dx, ax |
||
1159 | hidnplayr | 568 | |
569 | ; lock config and BMCR registers |
||
2387 | hidnplayr | 570 | xor eax, eax |
571 | set_io REG_9346CR |
||
3155 | hidnplayr | 572 | out dx, al |
1159 | hidnplayr | 573 | |
574 | ; init RX/TX pointers |
||
2387 | hidnplayr | 575 | mov [device.rx_data_offset], eax |
576 | mov [device.curr_tx_desc], al |
||
1556 | hidnplayr | 577 | ; set_io REG_CAPR |
3155 | hidnplayr | 578 | ; out dx, ax |
1556 | hidnplayr | 579 | |
1171 | hidnplayr | 580 | ; clear packet/byte counters |
2387 | hidnplayr | 581 | lea edi, [device.bytes_tx] |
582 | mov ecx, 6 |
||
583 | rep stosd |
||
1171 | hidnplayr | 584 | |
1159 | hidnplayr | 585 | ; clear missing packet counter |
2387 | hidnplayr | 586 | set_io REG_MPC |
3155 | hidnplayr | 587 | out dx, eax |
1159 | hidnplayr | 588 | |
1472 | hidnplayr | 589 | ; set RxBuffer address, init RX buffer offset |
2387 | hidnplayr | 590 | mov eax, [device.rx_buffer] |
3346 | hidnplayr | 591 | mov dword[eax], 0 ; clear receive flags for first packet (really needed??) |
592 | DEBUGF 2, "RX buffer virtual addr=0x%x\n", eax |
||
2387 | hidnplayr | 593 | GetRealAddr |
3346 | hidnplayr | 594 | DEBUGF 2, "RX buffer real addr=0x%x\n", eax |
2387 | hidnplayr | 595 | set_io REG_RBSTART |
3155 | hidnplayr | 596 | out dx, eax |
1159 | hidnplayr | 597 | |
1541 | hidnplayr | 598 | ; Read MAC address |
2387 | hidnplayr | 599 | call read_mac |
1541 | hidnplayr | 600 | |
3346 | hidnplayr | 601 | ; enable Rx/Tx |
602 | set_io 0 |
||
603 | mov al, (1 shl BIT_RE) or (1 shl BIT_TE) |
||
604 | set_io REG_COMMAND |
||
605 | out dx, al |
||
606 | |||
1159 | hidnplayr | 607 | ; enable interrupts |
2387 | hidnplayr | 608 | set_io REG_IMR |
3346 | hidnplayr | 609 | mov ax, INTERRUPT_MASK |
610 | out dx, ax |
||
1159 | hidnplayr | 611 | |
1519 | hidnplayr | 612 | ; Set the mtu, kernel will be able to send now |
2387 | hidnplayr | 613 | mov [device.mtu], 1514 |
1519 | hidnplayr | 614 | |
3346 | hidnplayr | 615 | call cable |
616 | |||
1159 | hidnplayr | 617 | ; Indicate that we have successfully reset the card |
2387 | hidnplayr | 618 | xor eax, eax |
619 | ret |
||
1159 | hidnplayr | 620 | |
621 | |||
622 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
623 | ;; ;; |
||
624 | ;; Transmit ;; |
||
625 | ;; ;; |
||
1254 | hidnplayr | 626 | ;; In: buffer pointer in [esp+4] ;; |
627 | ;; size of buffer in [esp+8] ;; |
||
1159 | hidnplayr | 628 | ;; pointer to device structure in ebx ;; |
629 | ;; ;; |
||
630 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
631 | align 4 |
||
632 | transmit: |
||
3155 | hidnplayr | 633 | DEBUGF 1, "\nTransmitting packet, buffer:%x, size:%u\n", [esp+4], [esp+8] |
2387 | hidnplayr | 634 | mov eax, [esp+4] |
3155 | hidnplayr | 635 | DEBUGF 1, "To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
2387 | hidnplayr | 636 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
637 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
638 | [eax+13]:2,[eax+12]:2 |
||
1159 | hidnplayr | 639 | |
2387 | hidnplayr | 640 | cmp dword [esp+8], MAX_ETH_FRAME_SIZE |
2981 | hidnplayr | 641 | ja .fail |
2387 | hidnplayr | 642 | cmp dword [esp+8], 60 |
2981 | hidnplayr | 643 | jb .fail |
1159 | hidnplayr | 644 | |
1556 | hidnplayr | 645 | ; check if we own the current discriptor |
2387 | hidnplayr | 646 | set_io 0 |
647 | set_io REG_TSD0 |
||
648 | movzx ecx, [device.curr_tx_desc] |
||
649 | shl ecx, 2 |
||
650 | add edx, ecx |
||
651 | in eax, dx |
||
652 | test eax, (1 shl BIT_OWN) |
||
653 | jz .wait_to_send |
||
1159 | hidnplayr | 654 | |
1519 | hidnplayr | 655 | .send_packet: |
1556 | hidnplayr | 656 | ; get next descriptor |
2387 | hidnplayr | 657 | inc [device.curr_tx_desc] |
658 | and [device.curr_tx_desc], NUM_TX_DESC-1 |
||
1556 | hidnplayr | 659 | |
660 | ; Update stats |
||
2387 | hidnplayr | 661 | inc [device.packets_tx] |
662 | mov eax, [esp+8] |
||
663 | add dword [device.bytes_tx], eax |
||
3155 | hidnplayr | 664 | adc dword [device.bytes_tx+4], 0 |
1556 | hidnplayr | 665 | |
1519 | hidnplayr | 666 | ; Set the buffer address |
2387 | hidnplayr | 667 | set_io REG_TSAD0 |
668 | mov eax, [esp+4] |
||
669 | mov [device.TX_DESC+ecx], eax |
||
670 | GetRealAddr |
||
671 | out dx, eax |
||
1159 | hidnplayr | 672 | |
1519 | hidnplayr | 673 | ; And the size of the buffer |
2387 | hidnplayr | 674 | set_io REG_TSD0 |
675 | mov eax, [esp+8] |
||
676 | or eax, (ERTXTH shl BIT_ERTXTH) ; Early threshold |
||
677 | out dx, eax |
||
1159 | hidnplayr | 678 | |
3155 | hidnplayr | 679 | DEBUGF 1, "Packet Sent!\n" |
2387 | hidnplayr | 680 | xor eax, eax |
681 | ret 8 |
||
1159 | hidnplayr | 682 | |
1519 | hidnplayr | 683 | .wait_to_send: |
3155 | hidnplayr | 684 | DEBUGF 1, "Waiting for timeout\n" |
1159 | hidnplayr | 685 | |
2387 | hidnplayr | 686 | push edx |
2981 | hidnplayr | 687 | mov esi, 30 |
2387 | hidnplayr | 688 | stdcall Sleep |
689 | pop edx |
||
1159 | hidnplayr | 690 | |
2387 | hidnplayr | 691 | in ax, dx |
692 | test ax, (1 shl BIT_OWN) |
||
693 | jnz .send_packet |
||
1159 | hidnplayr | 694 | |
2387 | hidnplayr | 695 | pusha |
696 | call reset ; if chip hung, reset it |
||
697 | popa |
||
1519 | hidnplayr | 698 | |
2387 | hidnplayr | 699 | jmp .send_packet |
1519 | hidnplayr | 700 | |
701 | .fail: |
||
3155 | hidnplayr | 702 | DEBUGF 1, "failed!\n" |
2387 | hidnplayr | 703 | stdcall KernelFree, [esp+4] |
704 | or eax, -1 |
||
705 | ret 8 |
||
1519 | hidnplayr | 706 | |
707 | |||
708 | |||
709 | |||
710 | |||
1159 | hidnplayr | 711 | ;;;;;;;;;;;;;;;;;;;;;;; |
712 | ;; ;; |
||
713 | ;; Interrupt handler ;; |
||
714 | ;; ;; |
||
715 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
2935 | hidnplayr | 716 | |
1159 | hidnplayr | 717 | align 4 |
718 | int_handler: |
||
719 | |||
3155 | hidnplayr | 720 | DEBUGF 1, "\n%s int\n", my_service |
1159 | hidnplayr | 721 | |
722 | ; find pointer of device wich made IRQ occur |
||
2387 | hidnplayr | 723 | mov ecx, [devices] |
724 | test ecx, ecx |
||
2935 | hidnplayr | 725 | jz .nothing |
726 | mov esi, device_list |
||
727 | .nextdevice: |
||
728 | mov ebx, [esi] |
||
1159 | hidnplayr | 729 | |
2387 | hidnplayr | 730 | set_io 0 |
731 | set_io REG_ISR |
||
3346 | hidnplayr | 732 | in ax, dx ; Get interrupt status |
733 | out dx, ax ; send it back to ACK |
||
2935 | hidnplayr | 734 | test ax, ax |
735 | jnz .got_it |
||
736 | .continue: |
||
2387 | hidnplayr | 737 | add esi, 4 |
738 | dec ecx |
||
739 | jnz .nextdevice |
||
2935 | hidnplayr | 740 | .nothing: |
3346 | hidnplayr | 741 | ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
1159 | hidnplayr | 742 | |
743 | .got_it: |
||
744 | |||
3155 | hidnplayr | 745 | DEBUGF 1, "Device: %x Status: %x\n", ebx, ax |
1159 | hidnplayr | 746 | |
747 | ;---------------------------------------------------- |
||
748 | ; Received packet ok? |
||
2935 | hidnplayr | 749 | |
2387 | hidnplayr | 750 | test ax, ISR_ROK |
751 | jz @f |
||
752 | push ax |
||
1159 | hidnplayr | 753 | |
754 | .receive: |
||
2387 | hidnplayr | 755 | set_io 0 |
756 | set_io REG_COMMAND |
||
3346 | hidnplayr | 757 | in al, dx |
758 | test al, BUFE ; test if RX buffer is empty |
||
759 | jnz .finish |
||
1159 | hidnplayr | 760 | |
3155 | hidnplayr | 761 | DEBUGF 1, "RX: " |
1159 | hidnplayr | 762 | |
2387 | hidnplayr | 763 | mov eax, [device.rx_buffer] |
764 | add eax, [device.rx_data_offset] |
||
3346 | hidnplayr | 765 | test byte [eax], (1 shl BIT_ROK) ; check if packet is ok |
2387 | hidnplayr | 766 | jz .reset_rx |
1472 | hidnplayr | 767 | |
768 | ; packet is ok, copy it |
||
3346 | hidnplayr | 769 | movzx ecx, word [eax+2] ; packet length |
770 | sub cx, 4 ; don't copy CRC |
||
1472 | hidnplayr | 771 | |
772 | ; Update stats |
||
2387 | hidnplayr | 773 | add dword [device.bytes_rx], ecx |
774 | adc dword [device.bytes_rx + 4], 0 |
||
3346 | hidnplayr | 775 | inc [device.packets_rx] |
1472 | hidnplayr | 776 | |
3155 | hidnplayr | 777 | DEBUGF 1, "Received %u bytes\n", ecx |
1159 | hidnplayr | 778 | |
2387 | hidnplayr | 779 | push ebx eax ecx |
3346 | hidnplayr | 780 | stdcall KernelAlloc, ecx ; Allocate a buffer to put packet into |
2387 | hidnplayr | 781 | pop ecx |
3346 | hidnplayr | 782 | test eax, eax ; Test if we allocated succesfully |
2387 | hidnplayr | 783 | jz .abort |
1159 | hidnplayr | 784 | |
3346 | hidnplayr | 785 | mov edi, eax ; Where we will copy too |
1472 | hidnplayr | 786 | |
3346 | hidnplayr | 787 | mov esi, [esp] ; The buffer we will copy from |
788 | add esi, 4 ; Dont copy CRC |
||
1159 | hidnplayr | 789 | |
3346 | hidnplayr | 790 | push dword .abort ; Kernel will return to this address after EthReceiver |
791 | push ecx edi ; Save buffer pointer and size, to pass to kernel |
||
1159 | hidnplayr | 792 | |
1472 | hidnplayr | 793 | .copy: |
2387 | hidnplayr | 794 | shr ecx, 1 |
795 | jnc .nb |
||
796 | movsb |
||
1472 | hidnplayr | 797 | .nb: |
2387 | hidnplayr | 798 | shr ecx, 1 |
799 | jnc .nw |
||
800 | movsw |
||
1472 | hidnplayr | 801 | .nw: |
2387 | hidnplayr | 802 | jz .nd |
803 | rep movsd |
||
1472 | hidnplayr | 804 | .nd: |
1159 | hidnplayr | 805 | |
3346 | hidnplayr | 806 | jmp Eth_input ; Send it to kernel |
1159 | hidnplayr | 807 | |
808 | .abort: |
||
2387 | hidnplayr | 809 | pop eax ebx |
3346 | hidnplayr | 810 | ; update eth_data_start_offset |
811 | movzx eax, word [eax+2] ; packet length |
||
2387 | hidnplayr | 812 | add eax, [device.rx_data_offset] |
3346 | hidnplayr | 813 | add eax, 4+3 ; packet header is 4 bytes long + dword alignment |
814 | and eax, not 3 ; dword alignment |
||
1472 | hidnplayr | 815 | |
2387 | hidnplayr | 816 | cmp eax, RX_BUFFER_SIZE |
3155 | hidnplayr | 817 | jb .no_wrap |
818 | DEBUGF 2, "Wrapping" |
||
2387 | hidnplayr | 819 | sub eax, RX_BUFFER_SIZE |
1159 | hidnplayr | 820 | .no_wrap: |
2387 | hidnplayr | 821 | mov [device.rx_data_offset], eax |
3155 | hidnplayr | 822 | DEBUGF 1, "New RX ptr: %d\n", eax |
1159 | hidnplayr | 823 | |
2387 | hidnplayr | 824 | set_io 0 |
3346 | hidnplayr | 825 | set_io REG_CAPR ; update 'Current Address of Packet Read register' |
826 | sub eax, 0x10 ; value 0x10 is a constant for CAPR |
||
2387 | hidnplayr | 827 | out dx , ax |
1159 | hidnplayr | 828 | |
3346 | hidnplayr | 829 | jmp .receive ; check for multiple packets |
1159 | hidnplayr | 830 | |
831 | .reset_rx: |
||
2387 | hidnplayr | 832 | test byte [eax], (1 shl BIT_CRC) |
833 | jz .no_crc_error |
||
3155 | hidnplayr | 834 | DEBUGF 2, "\nCRC error!\n" |
1159 | hidnplayr | 835 | |
836 | .no_crc_error: |
||
2387 | hidnplayr | 837 | test byte [eax], (1 shl BIT_FAE) |
838 | jz .no_fae_error |
||
3155 | hidnplayr | 839 | DEBUGF 1, "\nFrame alignment error!\n" |
1159 | hidnplayr | 840 | |
841 | .no_fae_error: |
||
3155 | hidnplayr | 842 | DEBUGF 1, "Reset RX\n" |
3346 | hidnplayr | 843 | in al, dx ; read command register |
2387 | hidnplayr | 844 | push ax |
3346 | hidnplayr | 845 | and al, not (1 shl BIT_RE) ; Clear the RE bit |
3155 | hidnplayr | 846 | out dx, al |
2387 | hidnplayr | 847 | pop ax |
3346 | hidnplayr | 848 | out dx, al ; write original command back |
1159 | hidnplayr | 849 | |
3346 | hidnplayr | 850 | add edx, REG_RXCONFIG - REG_COMMAND ; Restore RX configuration |
3155 | hidnplayr | 851 | mov ax, RX_CONFIG |
852 | out dx, ax |
||
1159 | hidnplayr | 853 | |
854 | .finish: |
||
2387 | hidnplayr | 855 | pop ax |
1159 | hidnplayr | 856 | |
857 | ;---------------------------------------------------- |
||
1556 | hidnplayr | 858 | ; Transmit ok / Transmit error |
1159 | hidnplayr | 859 | @@: |
2387 | hidnplayr | 860 | test ax, ISR_TOK + ISR_TER |
861 | jz @f |
||
1159 | hidnplayr | 862 | |
2387 | hidnplayr | 863 | push ax |
3155 | hidnplayr | 864 | mov ecx, (NUM_TX_DESC-1)*4 |
865 | .txdescloop: |
||
2387 | hidnplayr | 866 | set_io 0 |
867 | set_io REG_TSD0 |
||
868 | add edx, ecx |
||
869 | in eax, dx |
||
1541 | hidnplayr | 870 | |
2387 | hidnplayr | 871 | test eax, TSR_OWN ; DMA operation completed |
872 | jz .notthisone |
||
1556 | hidnplayr | 873 | |
2387 | hidnplayr | 874 | cmp [device.TX_DESC+ecx], 0 |
875 | je .notthisone |
||
1556 | hidnplayr | 876 | |
1519 | hidnplayr | 877 | ; .notxd: |
878 | ; test eax, TSR_TUN |
||
879 | ; jz .nobun |
||
880 | ; DEBUGF 2, "TX: FIFO Buffer underrun!\n" |
||
881 | ; |
||
882 | ; .nobun: |
||
883 | ; test eax, TSR_OWC |
||
884 | ; jz .noowc |
||
885 | ; DEBUGF 2, "TX: OWC!\n" |
||
886 | ; |
||
887 | ; .noowc: |
||
888 | ; test eax, TSR_TABT |
||
889 | ; jz .notabt |
||
890 | ; DEBUGF 2, "TX: TABT!\n" |
||
891 | ; |
||
892 | ; .notabt: |
||
893 | ; test eax, TSR_CRS |
||
894 | ; jz .nocsl |
||
895 | ; DEBUGF 2, "TX: Carrier Sense Lost!\n" |
||
896 | ; |
||
897 | ; .nocsl: |
||
898 | |||
3155 | hidnplayr | 899 | DEBUGF 1, "TX OK: free buffer %x\n", [device.TX_DESC+ecx]:8 |
2387 | hidnplayr | 900 | push ecx ebx |
901 | stdcall KernelFree, [device.TX_DESC+ecx] |
||
902 | pop ebx ecx |
||
903 | mov [device.TX_DESC+ecx], 0 |
||
1556 | hidnplayr | 904 | |
1519 | hidnplayr | 905 | .notthisone: |
3155 | hidnplayr | 906 | sub ecx, 4 |
907 | ja .txdescloop |
||
2387 | hidnplayr | 908 | pop ax |
1159 | hidnplayr | 909 | |
910 | ;---------------------------------------------------- |
||
911 | ; Rx buffer overflow ? |
||
912 | @@: |
||
2387 | hidnplayr | 913 | test ax, ISR_RXOVW |
914 | jz @f |
||
1159 | hidnplayr | 915 | |
2387 | hidnplayr | 916 | push ax |
3155 | hidnplayr | 917 | DEBUGF 2, "RX-buffer overflow!\n" |
1159 | hidnplayr | 918 | |
2387 | hidnplayr | 919 | set_io 0 |
920 | set_io REG_ISR |
||
3155 | hidnplayr | 921 | mov ax, ISR_FIFOOVW or ISR_RXOVW |
922 | out dx, ax |
||
2387 | hidnplayr | 923 | pop ax |
1159 | hidnplayr | 924 | |
925 | ;---------------------------------------------------- |
||
1519 | hidnplayr | 926 | ; Packet underrun? |
1159 | hidnplayr | 927 | @@: |
2387 | hidnplayr | 928 | test ax, ISR_PUN |
929 | jz @f |
||
1159 | hidnplayr | 930 | |
3155 | hidnplayr | 931 | DEBUGF 2, "Packet underrun!\n" |
1159 | hidnplayr | 932 | |
933 | ;---------------------------------------------------- |
||
934 | ; Receive FIFO overflow ? |
||
935 | @@: |
||
2387 | hidnplayr | 936 | test ax, ISR_FIFOOVW |
937 | jz @f |
||
1159 | hidnplayr | 938 | |
2387 | hidnplayr | 939 | push ax |
3155 | hidnplayr | 940 | DEBUGF 2, "RX fifo overflow!\n" |
1159 | hidnplayr | 941 | |
2387 | hidnplayr | 942 | set_io 0 |
943 | set_io REG_ISR |
||
3155 | hidnplayr | 944 | mov ax, ISR_FIFOOVW or ISR_RXOVW |
945 | out dx, ax |
||
2387 | hidnplayr | 946 | pop ax |
1159 | hidnplayr | 947 | |
948 | ;---------------------------------------------------- |
||
949 | ; Something about Cable changed ? |
||
950 | @@: |
||
2387 | hidnplayr | 951 | test ax, ISR_LENCHG |
952 | jz .fail |
||
1159 | hidnplayr | 953 | |
2387 | hidnplayr | 954 | call cable |
1159 | hidnplayr | 955 | |
956 | .fail: |
||
3155 | hidnplayr | 957 | DEBUGF 2, "\n" |
2387 | hidnplayr | 958 | ret |
1159 | hidnplayr | 959 | |
960 | |||
961 | |||
962 | |||
963 | ;;;;;;;;;;;;;;;;;;;;;;;;; |
||
964 | ;; ;; |
||
965 | ;; Update Cable status ;; |
||
966 | ;; ;; |
||
967 | ;;;;;;;;;;;;;;;;;;;;;;;;; |
||
968 | |||
969 | align 4 |
||
970 | cable: |
||
3346 | hidnplayr | 971 | DEBUGF 1, "Updating Cable status\n" |
1159 | hidnplayr | 972 | |
3346 | hidnplayr | 973 | set_io 0 |
974 | set_io REG_MSR |
||
975 | in al, dx |
||
1159 | hidnplayr | 976 | |
3346 | hidnplayr | 977 | test al, 1 shl 2 ; 0 = link ok 1 = link fail |
978 | jnz .notconnected |
||
1159 | hidnplayr | 979 | |
3346 | hidnplayr | 980 | test al, 1 shl 3 ; 0 = 100 Mbps 1 = 10 Mbps |
981 | jnz .10mbps |
||
1159 | hidnplayr | 982 | |
3346 | hidnplayr | 983 | .100mbps: |
984 | mov [device.state], ETH_LINK_100M |
||
985 | call NetLinkChanged |
||
1159 | hidnplayr | 986 | |
3346 | hidnplayr | 987 | ret |
1159 | hidnplayr | 988 | |
3346 | hidnplayr | 989 | .10mbps: |
990 | mov [device.state], ETH_LINK_10M |
||
991 | call NetLinkChanged |
||
1159 | hidnplayr | 992 | |
3346 | hidnplayr | 993 | ret |
1159 | hidnplayr | 994 | |
3346 | hidnplayr | 995 | .notconnected: |
996 | mov [device.state], ETH_LINK_DOWN |
||
997 | call NetLinkChanged |
||
998 | |||
999 | ret |
||
1000 | |||
1001 | |||
1002 | |||
1159 | hidnplayr | 1003 | ;;;;;;;;;;;;;;;;;;;;;;; |
1004 | ;; ;; |
||
1005 | ;; Write MAC address ;; |
||
1006 | ;; ;; |
||
1007 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1008 | |||
1009 | align 4 |
||
2387 | hidnplayr | 1010 | write_mac: ; in: mac pushed onto stack (as 3 words) |
1159 | hidnplayr | 1011 | |
3155 | hidnplayr | 1012 | DEBUGF 2, "Writing MAC: " |
1159 | hidnplayr | 1013 | |
1014 | ; disable all in command registers |
||
2387 | hidnplayr | 1015 | set_io 0 |
1016 | set_io REG_9346CR |
||
1017 | xor eax, eax |
||
3155 | hidnplayr | 1018 | out dx, al |
1159 | hidnplayr | 1019 | |
2387 | hidnplayr | 1020 | set_io REG_IMR |
1021 | xor eax, eax |
||
3155 | hidnplayr | 1022 | out dx, ax |
1159 | hidnplayr | 1023 | |
2387 | hidnplayr | 1024 | set_io REG_ISR |
1025 | mov eax, -1 |
||
3155 | hidnplayr | 1026 | out dx, ax |
1159 | hidnplayr | 1027 | |
1028 | ; enable writing |
||
2387 | hidnplayr | 1029 | set_io REG_9346CR |
1030 | mov eax, REG_9346CR_WE |
||
3155 | hidnplayr | 1031 | out dx, al |
1159 | hidnplayr | 1032 | |
1033 | ; write the mac ... |
||
2387 | hidnplayr | 1034 | set_io REG_IDR0 |
1035 | pop eax |
||
3155 | hidnplayr | 1036 | out dx, eax |
1159 | hidnplayr | 1037 | |
2387 | hidnplayr | 1038 | set_io REG_IDR0+4 |
1039 | xor eax, eax |
||
1040 | pop ax |
||
3155 | hidnplayr | 1041 | out dx, eax |
1159 | hidnplayr | 1042 | |
1043 | ; disable writing |
||
2387 | hidnplayr | 1044 | set_io REG_9346CR |
1045 | xor eax, eax |
||
3155 | hidnplayr | 1046 | out dx, al |
1159 | hidnplayr | 1047 | |
3155 | hidnplayr | 1048 | DEBUGF 2, "ok!\n" |
1159 | hidnplayr | 1049 | |
1050 | ; Notice this procedure does not ret, but continues to read_mac instead. |
||
1051 | |||
1052 | |||
1053 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1054 | ;; ;; |
||
1055 | ;; Read MAC address ;; |
||
1056 | ;; ;; |
||
1057 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1058 | |||
1059 | read_mac: |
||
3155 | hidnplayr | 1060 | DEBUGF 2, "Reading MAC: " |
1159 | hidnplayr | 1061 | |
2387 | hidnplayr | 1062 | set_io 0 |
1063 | lea edi, [device.mac] |
||
1064 | in eax, dx |
||
1065 | stosd |
||
1066 | add edx, 4 |
||
1067 | in ax, dx |
||
1068 | stosw |
||
1159 | hidnplayr | 1069 | |
3155 | hidnplayr | 1070 | 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 | 1071 | |
2387 | hidnplayr | 1072 | ret |
1159 | hidnplayr | 1073 | |
1074 | |||
1075 | ; End of code |
||
1076 | |||
1519 | hidnplayr | 1077 | section '.data' data readable writable align 16 ; place all uninitialized data place here |
2387 | hidnplayr | 1078 | align 4 ; Place all initialised data here |
1159 | hidnplayr | 1079 | |
2387 | hidnplayr | 1080 | devices dd 0 |
1081 | version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
||
1082 | my_service db 'RTL8139',0 ; max 16 chars include zero |
||
1159 | hidnplayr | 1083 | |
2387 | hidnplayr | 1084 | device_1 db 'Realtek 8139',0 |
1085 | device_2 db 'Realtek 8139A',0 |
||
1086 | device_3 db 'Realtek 8139B',0 |
||
1087 | device_4 db 'Realtek 8139C',0 |
||
1088 | device_5 db 'Realtek 8100',0 |
||
1089 | device_6 db 'Realtek 8139D',0 |
||
1090 | device_7 db 'Realtek 8139CP',0 |
||
1091 | device_8 db 'Realtek 8101',0 |
||
1092 | device_unknown db 'Unknown RTL8139 clone', 0 |
||
1178 | hidnplayr | 1093 | |
1519 | hidnplayr | 1094 | crosslist: |
2387 | hidnplayr | 1095 | dd device_1 |
1096 | dd device_2 |
||
1097 | dd device_3 |
||
1098 | dd device_4 |
||
1099 | dd device_5 |
||
1100 | dd device_6 |
||
1101 | dd device_7 |
||
1102 | dd device_8 |
||
1103 | dd device_unknown |
||
1178 | hidnplayr | 1104 | |
2387 | hidnplayr | 1105 | hw_ver_array: ; This array is used by the probe routine to find out wich version of the RTL8139 we are working with |
1106 | db VER_RTL8139 |
||
1107 | db VER_RTL8139A |
||
1108 | db VER_RTL8139B |
||
1109 | db VER_RTL8139C |
||
1110 | db VER_RTL8100 |
||
1111 | db VER_RTL8139D |
||
1112 | db VER_RTL8139CP |
||
1113 | db VER_RTL8101 |
||
1114 | db 0 |
||
1159 | hidnplayr | 1115 | |
1116 | HW_VER_ARRAY_SIZE = $-hw_ver_array |
||
1117 | |||
2387 | hidnplayr | 1118 | include_debug_strings ; All data wich FDO uses will be included here |
1159 | hidnplayr | 1119 | |
2387 | hidnplayr | 1120 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling> |
1159 | hidnplayr | 1121 |