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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 | |||
2852 | hidnplayr | 20 | API_VERSION = 0x01000100 |
21 | DRIVER_VERSION = 5 |
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1159 | hidnplayr | 22 | |
2852 | hidnplayr | 23 | MAX_DEVICES = 16 |
1519 | hidnplayr | 24 | |
2852 | hidnplayr | 25 | RBLEN = 3 ; Receive buffer size: 0==8K 1==16k 2==32k 3==64k |
1556 | hidnplayr | 26 | |
2852 | hidnplayr | 27 | DEBUG = 1 |
28 | __DEBUG__ = 1 |
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29 | __DEBUG_LEVEL__ = 2 |
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1159 | hidnplayr | 30 | |
31 | include 'proc32.inc' |
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32 | include 'imports.inc' |
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33 | include 'fdo.inc' |
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1472 | hidnplayr | 34 | include 'netdrv.inc' |
1159 | hidnplayr | 35 | |
36 | public START |
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37 | public service_proc |
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38 | public version |
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39 | |||
2852 | hidnplayr | 40 | REG_IDR0 = 0x00 |
41 | REG_MAR0 = 0x08 ; multicast filter register 0 |
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42 | REG_MAR4 = 0x0c ; multicast filter register 4 |
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43 | REG_TSD0 = 0x10 ; transmit status of descriptor |
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44 | REG_TSAD0 = 0x20 ; transmit start address of descriptor |
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45 | REG_RBSTART = 0x30 ; RxBuffer start address |
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46 | REG_COMMAND = 0x37 ; command register |
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47 | REG_CAPR = 0x38 ; current address of packet read (word) R/W |
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48 | REG_IMR = 0x3c ; interrupt mask register |
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49 | REG_ISR = 0x3e ; interrupt status register |
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50 | REG_TXCONFIG = 0x40 ; transmit configuration register |
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51 | REG_RXCONFIG = 0x44 ; receive configuration register 0 |
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52 | REG_MPC = 0x4c ; missed packet counter |
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53 | REG_9346CR = 0x50 ; serial eeprom 93C46 command register |
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54 | REG_CONFIG1 = 0x52 ; configuration register 1 |
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55 | REG_MSR = 0x58 |
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56 | REG_CONFIG4 = 0x5a ; configuration register 4 |
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57 | REG_HLTCLK = 0x5b ; undocumented halt clock register |
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58 | REG_BMCR = 0x62 ; basic mode control register |
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59 | REG_ANAR = 0x66 ; auto negotiation advertisement register |
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60 | REG_9346CR_WE = 11b SHL 6 |
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1159 | hidnplayr | 61 | |
2852 | hidnplayr | 62 | BIT_RUNT = 4 ; total packet length < 64 bytes |
63 | BIT_LONG = 3 ; total packet length > 4k |
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64 | BIT_CRC = 2 ; crc error occured |
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65 | BIT_FAE = 1 ; frame alignment error occured |
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66 | BIT_ROK = 0 ; received packet is ok |
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1159 | hidnplayr | 67 | |
2852 | hidnplayr | 68 | BIT_RST = 4 ; reset bit |
69 | BIT_RE = 3 ; receiver enabled |
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70 | BIT_TE = 2 ; transmitter enabled |
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71 | BUFE = 1 ; rx buffer is empty, no packet stored |
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1159 | hidnplayr | 72 | |
2852 | hidnplayr | 73 | BIT_ISR_TOK = 2 ; transmit ok |
74 | BIT_ISR_RER = 1 ; receive error interrupt |
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75 | BIT_ISR_ROK = 0 ; receive ok |
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1159 | hidnplayr | 76 | |
2852 | hidnplayr | 77 | BIT_TX_MXDMA = 8 ; Max DMA burst size per Tx DMA burst |
78 | BIT_TXRR = 4 ; Tx Retry count 16+(TXRR*16) |
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1159 | hidnplayr | 79 | |
2852 | hidnplayr | 80 | BIT_RXFTH = 13 ; Rx fifo threshold |
81 | BIT_RBLEN = 11 ; Ring buffer length indicator |
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82 | BIT_RX_MXDMA = 8 ; Max DMA burst size per Rx DMA burst |
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83 | BIT_NOWRAP = 7 ; transfered data wrapping |
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84 | BIT_9356SEL = 6 ; eeprom selector 9346/9356 |
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85 | BIT_AER = 5 ; accept error packets |
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86 | BIT_AR = 4 ; accept runt packets |
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87 | BIT_AB = 3 ; accept broadcast packets |
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88 | BIT_AM = 2 ; accept multicast packets |
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89 | BIT_APM = 1 ; accept physical match packets |
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90 | BIT_AAP = 0 ; accept all packets |
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1159 | hidnplayr | 91 | |
2852 | hidnplayr | 92 | BIT_93C46_EEM1 = 7 ; RTL8139 eeprom operating mode1 |
93 | BIT_93C46_EEM0 = 6 ; RTL8139 eeprom operating mode0 |
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94 | BIT_93C46_EECS = 3 ; chip select |
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95 | BIT_93C46_EESK = 2 ; serial data clock |
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96 | BIT_93C46_EEDI = 1 ; serial data input |
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97 | BIT_93C46_EEDO = 0 ; serial data output |
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1159 | hidnplayr | 98 | |
2852 | hidnplayr | 99 | BIT_LWACT = 4 ; see REG_CONFIG1 |
100 | BIT_SLEEP = 1 ; sleep bit at older chips |
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101 | BIT_PWRDWN = 0 ; power down bit at older chips |
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102 | BIT_PMEn = 0 ; power management enabled |
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1159 | hidnplayr | 103 | |
2852 | hidnplayr | 104 | BIT_LWPTN = 2 ; see REG_CONFIG4 |
1159 | hidnplayr | 105 | |
2852 | hidnplayr | 106 | BIT_ERTXTH = 16 ; early TX threshold |
107 | BIT_TOK = 15 ; transmit ok |
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108 | BIT_OWN = 13 ; tx DMA operation is completed |
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1159 | hidnplayr | 109 | |
2852 | hidnplayr | 110 | BIT_ANE = 12 ; auto negotiation enable |
1159 | hidnplayr | 111 | |
2852 | hidnplayr | 112 | BIT_TXFD = 8 ; 100base-T full duplex |
113 | BIT_TX = 7 ; 100base-T |
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114 | BIT_10FD = 6 ; 10base-T full duplex |
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115 | BIT_10 = 5 ; 10base-T |
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116 | BIT_SELECTOR = 0 ; binary encoded selector CSMA/CD=00001 |
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1159 | hidnplayr | 117 | |
2852 | hidnplayr | 118 | BIT_IFG1 = 25 |
119 | BIT_IFG0 = 24 |
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1159 | hidnplayr | 120 | |
2852 | hidnplayr | 121 | TXRR = 8 ; total retries = 16+(TXRR*16) |
122 | TX_MXDMA = 6 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=2048 |
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123 | ERTXTH = 8 ; in unit of 32 bytes e.g:(8*32)=256 |
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124 | RX_MXDMA = 7 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=unlimited |
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125 | 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 | 126 | |
2852 | hidnplayr | 127 | RX_CONFIG = (RBLEN shl BIT_RBLEN) or \ |
2387 | hidnplayr | 128 | (RX_MXDMA shl BIT_RX_MXDMA) or \ |
129 | (1 shl BIT_NOWRAP) or \ |
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130 | (RXFTH shl BIT_RXFTH) or\ |
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131 | (1 shl BIT_AB) or \ ; Accept broadcast packets |
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132 | (1 shl BIT_APM) or \ ; Accept physical match packets |
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133 | (1 shl BIT_AER) or \ ; Accept error packets |
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134 | (1 shl BIT_AR) or \ ; Accept Runt packets (smaller then 64 bytes) |
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135 | (1 shl BIT_AM) ; Accept multicast packets |
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1159 | hidnplayr | 136 | |
2852 | hidnplayr | 137 | RX_BUFFER_SIZE = (8192 shl RBLEN);+16 |
138 | MAX_ETH_FRAME_SIZE = 1516 ; exactly 1514 wthout CRC |
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139 | NUM_TX_DESC = 4 |
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1159 | hidnplayr | 140 | |
2852 | 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 | |
2852 | 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 | |
2852 | 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 | |
2852 | 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 | |
2852 | hidnplayr | 179 | INTERRUPT_MASK = ISR_ROK or \ |
2387 | hidnplayr | 180 | ISR_RXOVW or \ |
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 | |
2852 | 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 | |
2852 | 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 ? |
204 | .tx_buffer dd ? |
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1556 | hidnplayr | 205 | |
2387 | hidnplayr | 206 | .rx_data_offset dd ? |
207 | .io_addr dd ? |
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1556 | hidnplayr | 208 | |
2387 | hidnplayr | 209 | .curr_tx_desc db ? |
210 | .pci_bus db ? |
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211 | .pci_dev db ? |
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212 | .irq_line db ? |
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213 | .hw_ver_id db ? |
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1519 | hidnplayr | 214 | |
2387 | hidnplayr | 215 | .TX_DESC rd NUM_TX_DESC |
1519 | hidnplayr | 216 | |
2387 | hidnplayr | 217 | .size = $ - device |
1519 | hidnplayr | 218 | |
219 | end virtual |
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220 | |||
221 | |||
222 | |||
1159 | hidnplayr | 223 | section '.flat' code readable align 16 |
224 | |||
225 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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226 | ;; ;; |
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227 | ;; proc START ;; |
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228 | ;; ;; |
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229 | ;; (standard driver proc) ;; |
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230 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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231 | |||
232 | align 4 |
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233 | proc START stdcall, state:dword |
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234 | |||
2387 | hidnplayr | 235 | cmp [state], 1 |
236 | jne .exit |
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1159 | hidnplayr | 237 | |
238 | .entry: |
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239 | |||
2387 | hidnplayr | 240 | DEBUGF 2,"Loading rtl8139 driver\n" |
241 | stdcall RegService, my_service, service_proc |
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242 | ret |
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1159 | hidnplayr | 243 | |
244 | .fail: |
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245 | .exit: |
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2387 | hidnplayr | 246 | xor eax, eax |
247 | ret |
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1159 | hidnplayr | 248 | |
249 | endp |
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250 | |||
251 | |||
252 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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253 | ;; ;; |
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254 | ;; proc SERVICE_PROC ;; |
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255 | ;; ;; |
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256 | ;; (standard driver proc) ;; |
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257 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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258 | |||
259 | align 4 |
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260 | proc service_proc stdcall, ioctl:dword |
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261 | |||
2387 | hidnplayr | 262 | mov edx, [ioctl] |
263 | mov eax, [IOCTL.io_code] |
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1159 | hidnplayr | 264 | |
265 | ;------------------------------------------------------ |
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266 | |||
2387 | hidnplayr | 267 | cmp eax, 0 ;SRV_GETVERSION |
268 | jne @F |
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1159 | hidnplayr | 269 | |
2387 | hidnplayr | 270 | cmp [IOCTL.out_size], 4 |
271 | jl .fail |
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272 | mov eax, [IOCTL.output] |
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273 | mov [eax], dword API_VERSION |
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1159 | hidnplayr | 274 | |
2387 | hidnplayr | 275 | xor eax, eax |
276 | ret |
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1159 | hidnplayr | 277 | |
278 | ;------------------------------------------------------ |
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279 | @@: |
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2387 | hidnplayr | 280 | cmp eax, 1 ;SRV_HOOK |
281 | jne .fail |
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1159 | hidnplayr | 282 | |
2387 | hidnplayr | 283 | cmp [IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
284 | jl .fail |
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1159 | hidnplayr | 285 | |
2387 | hidnplayr | 286 | mov eax, [IOCTL.input] |
287 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
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288 | jne .fail ; other types arent supported for this card yet |
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1159 | hidnplayr | 289 | |
290 | ; check if the device is already listed |
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291 | |||
2387 | hidnplayr | 292 | mov esi, device_list |
293 | mov ecx, [devices] |
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294 | test ecx, ecx |
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295 | jz .firstdevice |
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1472 | hidnplayr | 296 | |
2544 | hidnplayr | 297 | mov ax , [eax+1] ; get the pci bus and device numbers |
1159 | hidnplayr | 298 | .nextdevice: |
2387 | 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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301 | je .find_devicenum ; Device is already loaded, let's find it's device number |
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302 | add esi, 4 |
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303 | loop .nextdevice |
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1159 | hidnplayr | 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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2387 | hidnplayr | 308 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
309 | jge .fail |
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1159 | hidnplayr | 310 | |
2387 | hidnplayr | 311 | allocate_and_clear ebx, device.size, .fail ; Allocate the buffer for device structure |
1159 | hidnplayr | 312 | |
313 | ; Fill in the direct call addresses into the struct |
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314 | |||
2387 | hidnplayr | 315 | mov [device.reset], reset |
316 | mov [device.transmit], transmit |
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317 | mov [device.get_MAC], read_mac |
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318 | mov [device.set_MAC], write_mac |
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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] |
325 | mov cl , [eax+1] |
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326 | mov [device.pci_bus], cl |
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327 | mov cl , [eax+2] |
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328 | mov [device.pci_dev], cl |
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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 | |||
2387 | hidnplayr | 332 | find_io [device.pci_bus], [device.pci_dev], [device.io_addr] |
1159 | hidnplayr | 333 | |
334 | ; We've found the io address, find IRQ now |
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335 | |||
2387 | hidnplayr | 336 | find_irq [device.pci_bus], [device.pci_dev], [device.irq_line] |
1159 | hidnplayr | 337 | |
2387 | hidnplayr | 338 | DEBUGF 2,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\ |
339 | [device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:4 |
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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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2387 | hidnplayr | 369 | DEBUGF 2,"Trying to find device number of already registered device\n" |
370 | call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
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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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373 | DEBUGF 2,"Kernel says: %u\n", eax |
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374 | ret |
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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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2387 | hidnplayr | 382 | stdcall KernelFree, dword [device.rx_buffer] |
383 | stdcall KernelFree, ebx |
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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 | |
2387 | 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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2387 | hidnplayr | 422 | DEBUGF 2,"Probing rtl8139 device: " |
1159 | hidnplayr | 423 | |
2387 | hidnplayr | 424 | make_bus_master [device.pci_bus], [device.pci_dev] |
1159 | hidnplayr | 425 | |
426 | ; get chip version |
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427 | |||
2387 | hidnplayr | 428 | set_io 0 |
429 | set_io REG_TXCONFIG + 2 |
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430 | in ax , dx |
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431 | shr ah , 2 |
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432 | shr ax , 6 |
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433 | and al , 01111111b |
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1514 | hidnplayr | 434 | |
2387 | hidnplayr | 435 | mov ecx, HW_VER_ARRAY_SIZE-1 |
1159 | hidnplayr | 436 | .chip_ver_loop: |
2387 | hidnplayr | 437 | cmp al , [hw_ver_array + ecx] |
438 | je .chip_ver_found |
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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 |
445 | jg .unknown |
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1514 | hidnplayr | 446 | |
2387 | hidnplayr | 447 | mov [device.hw_ver_id], cl |
1159 | hidnplayr | 448 | |
2387 | hidnplayr | 449 | mov ecx, [crosslist + ecx*4] |
450 | mov [device.name], ecx |
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1178 | hidnplayr | 451 | |
2387 | hidnplayr | 452 | DEBUGF 2,"Chip version: %s\n", ecx |
1178 | hidnplayr | 453 | |
1159 | hidnplayr | 454 | ; wake up the chip |
455 | |||
2387 | hidnplayr | 456 | set_io 0 |
457 | set_io REG_HLTCLK |
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458 | mov al , 'R' ; run the clock |
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459 | out dx , al |
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1159 | hidnplayr | 460 | |
461 | ; unlock config and BMCR registers |
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462 | |||
2387 | hidnplayr | 463 | set_io REG_9346CR |
464 | mov al , (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
||
465 | out dx , al |
||
1159 | hidnplayr | 466 | |
467 | ; enable power management |
||
468 | |||
2387 | hidnplayr | 469 | set_io REG_CONFIG1 |
470 | in al , dx |
||
471 | cmp [device.hw_ver_id], IDX_RTL8139B |
||
472 | jl .old_chip |
||
1159 | hidnplayr | 473 | |
474 | ; set LWAKE pin to active high (default value). |
||
475 | ; it is for Wake-On-LAN functionality of some motherboards. |
||
476 | ; this signal is used to inform the motherboard to execute a wake-up process. |
||
477 | ; only at newer chips. |
||
478 | |||
2387 | hidnplayr | 479 | or al , (1 shl BIT_PMEn) |
480 | and al , not (1 shl BIT_LWACT) |
||
481 | out dx , al |
||
1472 | hidnplayr | 482 | |
2387 | hidnplayr | 483 | set_io REG_CONFIG4 |
484 | in al , dx |
||
485 | and al , not (1 shl BIT_LWPTN) |
||
486 | out dx , al |
||
1472 | hidnplayr | 487 | |
2387 | hidnplayr | 488 | jmp .finish_wake_up |
1159 | hidnplayr | 489 | .old_chip: |
490 | |||
491 | ; wake up older chips |
||
492 | |||
2387 | hidnplayr | 493 | and al , not ((1 shl BIT_SLEEP) or (1 shl BIT_PWRDWN)) |
494 | out dx , al |
||
1159 | hidnplayr | 495 | .finish_wake_up: |
496 | |||
497 | ; lock config and BMCR registers |
||
498 | |||
2387 | hidnplayr | 499 | xor al , al |
500 | set_io 0 |
||
501 | set_io REG_9346CR |
||
502 | out dx , al |
||
503 | DEBUGF 2,"done!\n" |
||
1159 | hidnplayr | 504 | |
505 | |||
506 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
507 | ;; |
||
508 | ;; reset: Set up all registers and descriptors, clear some values |
||
509 | ;; |
||
510 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
511 | |||
512 | reset: |
||
2851 | hidnplayr | 513 | DEBUGF 2,"Resetting rtl8139\n" |
1159 | hidnplayr | 514 | |
515 | ; attach int handler |
||
516 | |||
2387 | hidnplayr | 517 | movzx eax, [device.irq_line] |
518 | DEBUGF 1,"Attaching int handler to irq %x, ",eax:1 |
||
519 | stdcall AttachIntHandler, eax, int_handler, dword 0 |
||
520 | test eax, eax |
||
521 | jnz @f |
||
522 | DEBUGF 1,"\nCould not attach int handler!\n" |
||
1159 | hidnplayr | 523 | ; or eax, -1 |
524 | ; ret |
||
1519 | hidnplayr | 525 | @@: |
1159 | hidnplayr | 526 | |
527 | ; reset chip |
||
528 | |||
2387 | hidnplayr | 529 | DEBUGF 1,"Resetting chip\n" |
530 | set_io 0 |
||
531 | set_io REG_COMMAND |
||
532 | mov al , 1 shl BIT_RST |
||
533 | out dx , al |
||
534 | mov cx , 1000 ; wait no longer for the reset |
||
1159 | hidnplayr | 535 | .wait_for_reset: |
2387 | hidnplayr | 536 | in al , dx |
537 | test al , 1 shl BIT_RST |
||
538 | jz .reset_completed ; RST remains 1 during reset |
||
539 | dec cx |
||
540 | jns .wait_for_reset |
||
1159 | hidnplayr | 541 | .reset_completed: |
542 | |||
543 | ; unlock config and BMCR registers |
||
544 | |||
2387 | hidnplayr | 545 | set_io REG_9346CR |
546 | mov al , (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
||
547 | out dx , al |
||
1159 | hidnplayr | 548 | |
549 | ; initialize multicast registers (no filtering) |
||
550 | |||
2387 | hidnplayr | 551 | mov eax, 0xffffffff |
552 | set_io REG_MAR0 |
||
553 | out dx , eax |
||
554 | set_io REG_MAR4 |
||
555 | out dx , eax |
||
1159 | hidnplayr | 556 | |
557 | ; enable Rx/Tx |
||
558 | |||
2387 | hidnplayr | 559 | mov al , (1 shl BIT_RE) or (1 shl BIT_TE) |
560 | set_io REG_COMMAND |
||
561 | out dx , al |
||
1159 | hidnplayr | 562 | |
1556 | hidnplayr | 563 | ; Rxbuffer size, unlimited dma burst, no wrapping, no rx threshold |
1159 | hidnplayr | 564 | ; accept broadcast packets, accept physical match packets |
565 | |||
2387 | hidnplayr | 566 | mov ax , RX_CONFIG |
567 | set_io REG_RXCONFIG |
||
568 | out dx , ax |
||
1159 | hidnplayr | 569 | |
1472 | hidnplayr | 570 | |
1159 | hidnplayr | 571 | ; 1024 bytes DMA burst, total retries = 16 + 8 * 16 = 144 |
572 | |||
2387 | hidnplayr | 573 | mov eax , (TX_MXDMA shl BIT_TX_MXDMA) or (TXRR shl BIT_TXRR) or BIT_IFG1 or BIT_IFG0 |
574 | set_io REG_TXCONFIG |
||
575 | out dx , eax |
||
1159 | hidnplayr | 576 | |
577 | ; enable auto negotiation |
||
578 | |||
2387 | hidnplayr | 579 | set_io REG_BMCR |
580 | in ax , dx |
||
581 | or ax , (1 shl BIT_ANE) |
||
582 | out dx , ax |
||
1159 | hidnplayr | 583 | |
584 | ; set auto negotiation advertisement |
||
585 | |||
2387 | hidnplayr | 586 | set_io REG_ANAR |
587 | in ax , dx |
||
588 | 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) |
||
589 | out dx , ax |
||
1159 | hidnplayr | 590 | |
591 | ; lock config and BMCR registers |
||
592 | |||
2387 | hidnplayr | 593 | xor eax, eax |
594 | set_io REG_9346CR |
||
595 | out dx , al |
||
1159 | hidnplayr | 596 | |
597 | ; init RX/TX pointers |
||
598 | |||
2387 | hidnplayr | 599 | mov [device.rx_data_offset], eax |
600 | mov [device.curr_tx_desc], al |
||
1159 | hidnplayr | 601 | |
1556 | hidnplayr | 602 | ; set_io REG_CAPR |
603 | ; out dx , ax |
||
604 | |||
1171 | hidnplayr | 605 | ; clear packet/byte counters |
606 | |||
2387 | hidnplayr | 607 | lea edi, [device.bytes_tx] |
608 | mov ecx, 6 |
||
609 | rep stosd |
||
1171 | hidnplayr | 610 | |
1159 | hidnplayr | 611 | ; clear missing packet counter |
612 | |||
2387 | hidnplayr | 613 | set_io REG_MPC |
614 | out dx , eax |
||
1159 | hidnplayr | 615 | |
1472 | hidnplayr | 616 | ; set RxBuffer address, init RX buffer offset |
1159 | hidnplayr | 617 | |
2387 | hidnplayr | 618 | mov eax, [device.rx_buffer] |
619 | mov dword[eax], 0 |
||
2851 | hidnplayr | 620 | DEBUGF 2,"RX buffer: %x\n", eax |
2387 | hidnplayr | 621 | GetRealAddr |
2851 | hidnplayr | 622 | DEBUGF 2,"RX buffer: %x\n", eax |
2387 | hidnplayr | 623 | set_io REG_RBSTART |
624 | out dx , eax |
||
1159 | hidnplayr | 625 | |
1541 | hidnplayr | 626 | ; Read MAC address |
627 | |||
2387 | hidnplayr | 628 | call read_mac |
1541 | hidnplayr | 629 | |
1159 | hidnplayr | 630 | ; enable interrupts |
631 | |||
2387 | hidnplayr | 632 | set_io 0 |
633 | set_io REG_IMR |
||
634 | mov eax, INTERRUPT_MASK |
||
635 | out dx , ax |
||
1159 | hidnplayr | 636 | |
1519 | hidnplayr | 637 | ; Set the mtu, kernel will be able to send now |
2387 | hidnplayr | 638 | mov [device.mtu], 1514 |
1519 | hidnplayr | 639 | |
1159 | hidnplayr | 640 | ; Indicate that we have successfully reset the card |
641 | |||
2387 | hidnplayr | 642 | DEBUGF 2,"Done!\n" |
643 | xor eax, eax |
||
1159 | hidnplayr | 644 | |
2387 | hidnplayr | 645 | ret |
1159 | hidnplayr | 646 | |
647 | |||
648 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
649 | ;; ;; |
||
650 | ;; Transmit ;; |
||
651 | ;; ;; |
||
1254 | hidnplayr | 652 | ;; In: buffer pointer in [esp+4] ;; |
653 | ;; size of buffer in [esp+8] ;; |
||
1159 | hidnplayr | 654 | ;; pointer to device structure in ebx ;; |
655 | ;; ;; |
||
656 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
657 | align 4 |
||
658 | transmit: |
||
2387 | hidnplayr | 659 | DEBUGF 1,"\nTransmitting packet, buffer:%x, size:%u\n",[esp+4],[esp+8] |
660 | mov eax, [esp+4] |
||
661 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
||
662 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
||
663 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
664 | [eax+13]:2,[eax+12]:2 |
||
1159 | hidnplayr | 665 | |
2387 | hidnplayr | 666 | cmp dword [esp+8], MAX_ETH_FRAME_SIZE |
667 | jg .fail |
||
668 | cmp dword [esp+8], 60 |
||
669 | jl .fail |
||
1159 | hidnplayr | 670 | |
1556 | hidnplayr | 671 | ; check if we own the current discriptor |
2387 | hidnplayr | 672 | set_io 0 |
673 | set_io REG_TSD0 |
||
674 | movzx ecx, [device.curr_tx_desc] |
||
675 | shl ecx, 2 |
||
676 | add edx, ecx |
||
677 | in eax, dx |
||
678 | test eax, (1 shl BIT_OWN) |
||
679 | jz .wait_to_send |
||
1159 | hidnplayr | 680 | |
1519 | hidnplayr | 681 | .send_packet: |
1556 | hidnplayr | 682 | ; get next descriptor |
2387 | hidnplayr | 683 | inc [device.curr_tx_desc] |
684 | and [device.curr_tx_desc], NUM_TX_DESC-1 |
||
1556 | hidnplayr | 685 | |
686 | ; Update stats |
||
2387 | hidnplayr | 687 | inc [device.packets_tx] |
688 | mov eax, [esp+8] |
||
689 | add dword [device.bytes_tx], eax |
||
690 | adc dword [device.bytes_tx + 4], 0 |
||
1556 | hidnplayr | 691 | |
1519 | hidnplayr | 692 | ; Set the buffer address |
2387 | hidnplayr | 693 | set_io REG_TSAD0 |
694 | mov eax, [esp+4] |
||
695 | mov [device.TX_DESC+ecx], eax |
||
696 | GetRealAddr |
||
697 | out dx, eax |
||
1159 | hidnplayr | 698 | |
1519 | hidnplayr | 699 | ; And the size of the buffer |
2387 | hidnplayr | 700 | set_io REG_TSD0 |
701 | mov eax, [esp+8] |
||
702 | or eax, (ERTXTH shl BIT_ERTXTH) ; Early threshold |
||
703 | out dx, eax |
||
1159 | hidnplayr | 704 | |
2387 | hidnplayr | 705 | DEBUGF 1,"Packet Sent!\n" |
706 | xor eax, eax |
||
707 | ret 8 |
||
1159 | hidnplayr | 708 | |
1519 | hidnplayr | 709 | .wait_to_send: |
2387 | hidnplayr | 710 | DEBUGF 1,"Waiting for timeout\n" |
1159 | hidnplayr | 711 | |
2387 | hidnplayr | 712 | push edx |
713 | mov esi, 300 |
||
714 | stdcall Sleep |
||
715 | pop edx |
||
1159 | hidnplayr | 716 | |
2387 | hidnplayr | 717 | in ax, dx |
718 | test ax, (1 shl BIT_OWN) |
||
719 | jnz .send_packet |
||
1159 | hidnplayr | 720 | |
2387 | hidnplayr | 721 | pusha |
722 | call reset ; if chip hung, reset it |
||
723 | popa |
||
1519 | hidnplayr | 724 | |
2387 | hidnplayr | 725 | jmp .send_packet |
1519 | hidnplayr | 726 | |
727 | .fail: |
||
2387 | hidnplayr | 728 | DEBUGF 1,"failed!\n" |
729 | stdcall KernelFree, [esp+4] |
||
730 | or eax, -1 |
||
731 | ret 8 |
||
1519 | hidnplayr | 732 | |
733 | |||
734 | |||
735 | |||
736 | |||
1159 | hidnplayr | 737 | ;;;;;;;;;;;;;;;;;;;;;;; |
738 | ;; ;; |
||
739 | ;; Interrupt handler ;; |
||
740 | ;; ;; |
||
741 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
2935 | hidnplayr | 742 | |
1159 | hidnplayr | 743 | align 4 |
744 | int_handler: |
||
745 | |||
2935 | hidnplayr | 746 | DEBUGF 1,"\n%s int\n", my_service |
1159 | hidnplayr | 747 | |
748 | ; find pointer of device wich made IRQ occur |
||
749 | |||
2387 | hidnplayr | 750 | mov ecx, [devices] |
751 | test ecx, ecx |
||
2935 | hidnplayr | 752 | jz .nothing |
753 | mov esi, device_list |
||
754 | .nextdevice: |
||
755 | mov ebx, [esi] |
||
1159 | hidnplayr | 756 | |
2387 | hidnplayr | 757 | set_io 0 |
758 | set_io REG_ISR |
||
2935 | hidnplayr | 759 | in ax, dx |
760 | out dx, ax ; send it back to ACK |
||
761 | test ax, ax |
||
762 | jnz .got_it |
||
763 | .continue: |
||
2387 | hidnplayr | 764 | add esi, 4 |
765 | dec ecx |
||
766 | jnz .nextdevice |
||
2935 | hidnplayr | 767 | .nothing: |
2387 | hidnplayr | 768 | ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
1159 | hidnplayr | 769 | |
770 | .got_it: |
||
771 | |||
2935 | hidnplayr | 772 | DEBUGF 1,"Device: %x Status: %x ", ebx, ax |
1159 | hidnplayr | 773 | |
774 | ;---------------------------------------------------- |
||
775 | ; Received packet ok? |
||
2935 | hidnplayr | 776 | |
2387 | hidnplayr | 777 | test ax, ISR_ROK |
778 | jz @f |
||
779 | push ax |
||
1159 | hidnplayr | 780 | |
781 | .receive: |
||
2387 | hidnplayr | 782 | set_io 0 |
783 | set_io REG_COMMAND |
||
784 | in al , dx |
||
785 | test al , BUFE ; test if RX buffer is empty |
||
786 | jnz .finish ; |
||
1159 | hidnplayr | 787 | |
2387 | hidnplayr | 788 | DEBUGF 1,"RX: " |
1159 | hidnplayr | 789 | |
2387 | hidnplayr | 790 | mov eax, [device.rx_buffer] |
791 | add eax, [device.rx_data_offset] |
||
792 | test byte [eax], (1 shl BIT_ROK) ; check if packet is ok |
||
793 | jz .reset_rx |
||
1472 | hidnplayr | 794 | |
795 | ; packet is ok, copy it |
||
2387 | hidnplayr | 796 | movzx ecx, word [eax+2] ; packet length |
1472 | hidnplayr | 797 | |
2387 | hidnplayr | 798 | sub ecx, 4 ; don't copy CRC |
1556 | hidnplayr | 799 | |
1472 | hidnplayr | 800 | ; Update stats |
2387 | hidnplayr | 801 | add dword [device.bytes_rx], ecx |
802 | adc dword [device.bytes_rx + 4], 0 |
||
803 | inc dword [device.packets_rx] |
||
1472 | hidnplayr | 804 | |
2387 | hidnplayr | 805 | DEBUGF 1,"Received %u bytes\n", ecx |
1159 | hidnplayr | 806 | |
2387 | hidnplayr | 807 | push ebx eax ecx |
808 | stdcall KernelAlloc, ecx ; Allocate a buffer to put packet into |
||
809 | pop ecx |
||
810 | test eax, eax ; Test if we allocated succesfully |
||
811 | jz .abort |
||
1159 | hidnplayr | 812 | |
2387 | hidnplayr | 813 | mov edi, eax ; Where we will copy too |
1472 | hidnplayr | 814 | |
2387 | hidnplayr | 815 | mov esi, [esp] ; The buffer we will copy from |
816 | add esi, 4 ; Dont copy CRC |
||
1159 | hidnplayr | 817 | |
2387 | hidnplayr | 818 | push dword .abort ; Kernel will return to this address after EthReceiver |
819 | push ecx edi ; Save buffer pointer and size, to pass to kernel |
||
1159 | hidnplayr | 820 | |
1472 | hidnplayr | 821 | .copy: |
2387 | hidnplayr | 822 | shr ecx, 1 |
823 | jnc .nb |
||
824 | movsb |
||
1472 | hidnplayr | 825 | .nb: |
2387 | hidnplayr | 826 | shr ecx, 1 |
827 | jnc .nw |
||
828 | movsw |
||
1472 | hidnplayr | 829 | .nw: |
2387 | hidnplayr | 830 | jz .nd |
831 | rep movsd |
||
1472 | hidnplayr | 832 | .nd: |
1159 | hidnplayr | 833 | |
2387 | hidnplayr | 834 | jmp EthReceiver ; Send it to kernel |
1159 | hidnplayr | 835 | |
836 | .abort: |
||
2387 | hidnplayr | 837 | pop eax ebx |
838 | ; update eth_data_start_offset |
||
839 | movzx eax, word [eax+2] ; packet length |
||
840 | add eax, [device.rx_data_offset] |
||
841 | add eax, 4+3 ; packet header is 4 bytes long + dword alignment |
||
842 | and eax, not 3 ; dword alignment |
||
1472 | hidnplayr | 843 | |
2387 | hidnplayr | 844 | cmp eax, RX_BUFFER_SIZE |
845 | jl .no_wrap |
||
846 | DEBUGF 2,"Wrapping" |
||
847 | sub eax, RX_BUFFER_SIZE |
||
1159 | hidnplayr | 848 | .no_wrap: |
2387 | hidnplayr | 849 | mov [device.rx_data_offset], eax |
850 | DEBUGF 1,"New RX ptr: %d\n", eax |
||
1159 | hidnplayr | 851 | |
2387 | hidnplayr | 852 | set_io 0 |
853 | set_io REG_CAPR ; update 'Current Address of Packet Read register' |
||
854 | sub eax, 0x10 ; value 0x10 is a constant for CAPR |
||
855 | out dx , ax |
||
1159 | hidnplayr | 856 | |
2387 | hidnplayr | 857 | jmp .receive ; check for multiple packets |
1159 | hidnplayr | 858 | |
859 | .reset_rx: |
||
2387 | hidnplayr | 860 | test byte [eax], (1 shl BIT_CRC) |
861 | jz .no_crc_error |
||
862 | DEBUGF 2,"\nCRC error!\n" |
||
1159 | hidnplayr | 863 | |
864 | .no_crc_error: |
||
2387 | hidnplayr | 865 | test byte [eax], (1 shl BIT_FAE) |
866 | jz .no_fae_error |
||
867 | DEBUGF 1,"\nFrame alignment error!\n" |
||
1159 | hidnplayr | 868 | |
869 | .no_fae_error: |
||
2387 | hidnplayr | 870 | DEBUGF 1,"Reset RX\n" |
871 | in al , dx ; read command register |
||
872 | push ax |
||
1159 | hidnplayr | 873 | |
2387 | hidnplayr | 874 | and al , not (1 shl BIT_RE) ; Clear the RE bit |
875 | out dx , al |
||
1159 | hidnplayr | 876 | |
2387 | hidnplayr | 877 | pop ax |
878 | out dx , al ; write original command back |
||
1159 | hidnplayr | 879 | |
2387 | hidnplayr | 880 | add edx, REG_RXCONFIG - REG_COMMAND ; Restore RX configuration |
881 | mov ax , RX_CONFIG |
||
882 | out dx , ax |
||
1159 | hidnplayr | 883 | |
884 | .finish: |
||
2387 | hidnplayr | 885 | pop ax |
1159 | hidnplayr | 886 | |
887 | ;---------------------------------------------------- |
||
1556 | hidnplayr | 888 | ; Transmit ok / Transmit error |
1159 | hidnplayr | 889 | @@: |
2387 | hidnplayr | 890 | test ax, ISR_TOK + ISR_TER |
891 | jz @f |
||
1159 | hidnplayr | 892 | |
2387 | hidnplayr | 893 | push ax |
894 | xor ecx, ecx |
||
1556 | hidnplayr | 895 | .txdesloop: |
2387 | hidnplayr | 896 | set_io 0 |
897 | set_io REG_TSD0 |
||
898 | add edx, ecx |
||
899 | in eax, dx |
||
1541 | hidnplayr | 900 | |
2387 | hidnplayr | 901 | test eax, TSR_OWN ; DMA operation completed |
902 | jz .notthisone |
||
1556 | hidnplayr | 903 | |
2387 | hidnplayr | 904 | cmp [device.TX_DESC+ecx], 0 |
905 | je .notthisone |
||
1556 | hidnplayr | 906 | |
1519 | hidnplayr | 907 | ; .notxd: |
908 | ; test eax, TSR_TUN |
||
909 | ; jz .nobun |
||
910 | ; DEBUGF 2, "TX: FIFO Buffer underrun!\n" |
||
911 | ; |
||
912 | ; .nobun: |
||
913 | ; test eax, TSR_OWC |
||
914 | ; jz .noowc |
||
915 | ; DEBUGF 2, "TX: OWC!\n" |
||
916 | ; |
||
917 | ; .noowc: |
||
918 | ; test eax, TSR_TABT |
||
919 | ; jz .notabt |
||
920 | ; DEBUGF 2, "TX: TABT!\n" |
||
921 | ; |
||
922 | ; .notabt: |
||
923 | ; test eax, TSR_CRS |
||
924 | ; jz .nocsl |
||
925 | ; DEBUGF 2, "TX: Carrier Sense Lost!\n" |
||
926 | ; |
||
927 | ; .nocsl: |
||
928 | |||
2387 | hidnplayr | 929 | DEBUGF 1,"TX OK: free buffer %x\n", [device.TX_DESC+ecx]:8 |
930 | push ecx ebx |
||
931 | stdcall KernelFree, [device.TX_DESC+ecx] |
||
932 | pop ebx ecx |
||
933 | mov [device.TX_DESC+ecx], 0 |
||
1556 | hidnplayr | 934 | |
1519 | hidnplayr | 935 | .notthisone: |
2387 | hidnplayr | 936 | add ecx, 4 |
937 | cmp ecx, 16 |
||
938 | jl .txdesloop |
||
939 | pop ax |
||
1159 | hidnplayr | 940 | |
941 | ;---------------------------------------------------- |
||
942 | ; Rx buffer overflow ? |
||
943 | @@: |
||
2387 | hidnplayr | 944 | test ax, ISR_RXOVW |
945 | jz @f |
||
1159 | hidnplayr | 946 | |
2387 | hidnplayr | 947 | push ax |
948 | DEBUGF 2,"RX-buffer overflow!\n" |
||
1159 | hidnplayr | 949 | |
2387 | hidnplayr | 950 | set_io 0 |
951 | set_io REG_ISR |
||
952 | mov ax , ISR_FIFOOVW or ISR_RXOVW |
||
953 | out dx , ax |
||
954 | pop ax |
||
1159 | hidnplayr | 955 | |
956 | ;---------------------------------------------------- |
||
1519 | hidnplayr | 957 | ; Packet underrun? |
1159 | hidnplayr | 958 | @@: |
2387 | hidnplayr | 959 | test ax, ISR_PUN |
960 | jz @f |
||
1159 | hidnplayr | 961 | |
2387 | hidnplayr | 962 | DEBUGF 2,"Packet underrun!\n" |
1159 | hidnplayr | 963 | |
964 | ;---------------------------------------------------- |
||
965 | ; Receive FIFO overflow ? |
||
966 | @@: |
||
2387 | hidnplayr | 967 | test ax, ISR_FIFOOVW |
968 | jz @f |
||
1159 | hidnplayr | 969 | |
2387 | hidnplayr | 970 | push ax |
971 | DEBUGF 2,"RX fifo overflow!\n" |
||
1159 | hidnplayr | 972 | |
2387 | hidnplayr | 973 | set_io 0 |
974 | set_io REG_ISR |
||
975 | mov ax , ISR_FIFOOVW or ISR_RXOVW |
||
976 | out dx , ax |
||
977 | pop ax |
||
1159 | hidnplayr | 978 | |
979 | ;---------------------------------------------------- |
||
980 | ; Something about Cable changed ? |
||
981 | @@: |
||
2387 | hidnplayr | 982 | test ax, ISR_LENCHG |
983 | jz .fail |
||
1159 | hidnplayr | 984 | |
2387 | hidnplayr | 985 | DEBUGF 2,"Cable changed!\n" |
986 | call cable |
||
1159 | hidnplayr | 987 | |
988 | .fail: |
||
2387 | hidnplayr | 989 | ret |
1159 | hidnplayr | 990 | |
991 | |||
992 | |||
993 | |||
994 | ;;;;;;;;;;;;;;;;;;;;;;;;; |
||
995 | ;; ;; |
||
996 | ;; Update Cable status ;; |
||
997 | ;; ;; |
||
998 | ;;;;;;;;;;;;;;;;;;;;;;;;; |
||
999 | |||
1000 | align 4 |
||
1001 | cable: |
||
2387 | hidnplayr | 1002 | DEBUGF 1,"Checking Cable status: " |
1159 | hidnplayr | 1003 | |
2387 | hidnplayr | 1004 | mov edx, dword [device.io_addr] |
1005 | add edx, REG_MSR |
||
1006 | in al , dx |
||
1159 | hidnplayr | 1007 | |
1008 | ; test al , 1 SHL 2 ; 0 = link ok 1 = link fail |
||
1009 | ; jnz .notconnected |
||
1010 | |||
1011 | ; test al , 1 SHL 3 ; 0 = 100 Mbps 1 = 10 Mbps |
||
1012 | ; jnz .10mbps |
||
1013 | |||
2387 | hidnplayr | 1014 | shr al, 2 |
1015 | and al, 3 |
||
1159 | hidnplayr | 1016 | |
2387 | hidnplayr | 1017 | mov byte [device.mode+3], al |
1018 | DEBUGF 1,"Done!\n" |
||
1159 | hidnplayr | 1019 | ret |
1020 | |||
1021 | |||
1022 | |||
1023 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1024 | ;; ;; |
||
1025 | ;; Write MAC address ;; |
||
1026 | ;; ;; |
||
1027 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1028 | |||
1029 | align 4 |
||
2387 | hidnplayr | 1030 | write_mac: ; in: mac pushed onto stack (as 3 words) |
1159 | hidnplayr | 1031 | |
2387 | hidnplayr | 1032 | DEBUGF 2,"Writing MAC: " |
1159 | hidnplayr | 1033 | |
1034 | ; disable all in command registers |
||
1035 | |||
2387 | hidnplayr | 1036 | set_io 0 |
1037 | set_io REG_9346CR |
||
1038 | xor eax, eax |
||
1039 | out dx , al |
||
1159 | hidnplayr | 1040 | |
2387 | hidnplayr | 1041 | set_io REG_IMR |
1042 | xor eax, eax |
||
1043 | out dx , ax |
||
1159 | hidnplayr | 1044 | |
2387 | hidnplayr | 1045 | set_io REG_ISR |
1046 | mov eax, -1 |
||
1047 | out dx , ax |
||
1159 | hidnplayr | 1048 | |
1049 | ; enable writing |
||
1050 | |||
2387 | hidnplayr | 1051 | set_io REG_9346CR |
1052 | mov eax, REG_9346CR_WE |
||
1053 | out dx , al |
||
1159 | hidnplayr | 1054 | |
1055 | ; write the mac ... |
||
1056 | |||
2387 | hidnplayr | 1057 | set_io REG_IDR0 |
1058 | pop eax |
||
1059 | out dx , eax |
||
1159 | hidnplayr | 1060 | |
2387 | hidnplayr | 1061 | set_io REG_IDR0+4 |
1062 | xor eax, eax |
||
1063 | pop ax |
||
1064 | out dx , eax |
||
1159 | hidnplayr | 1065 | |
1066 | ; disable writing |
||
1067 | |||
2387 | hidnplayr | 1068 | set_io REG_9346CR |
1069 | xor eax, eax |
||
1070 | out dx , al |
||
1159 | hidnplayr | 1071 | |
2387 | hidnplayr | 1072 | DEBUGF 2,"ok!\n" |
1159 | hidnplayr | 1073 | |
1074 | ; Notice this procedure does not ret, but continues to read_mac instead. |
||
1075 | |||
1076 | |||
1077 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1078 | ;; ;; |
||
1079 | ;; Read MAC address ;; |
||
1080 | ;; ;; |
||
1081 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1082 | |||
1083 | read_mac: |
||
2387 | hidnplayr | 1084 | DEBUGF 2,"Reading MAC: " |
1159 | hidnplayr | 1085 | |
2387 | hidnplayr | 1086 | set_io 0 |
1087 | lea edi, [device.mac] |
||
1088 | in eax, dx |
||
1089 | stosd |
||
1090 | add edx, 4 |
||
1091 | in ax, dx |
||
1092 | stosw |
||
1159 | hidnplayr | 1093 | |
2387 | hidnplayr | 1094 | 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 | 1095 | |
2387 | hidnplayr | 1096 | ret |
1159 | hidnplayr | 1097 | |
1098 | |||
1099 | ; End of code |
||
1100 | |||
1519 | hidnplayr | 1101 | section '.data' data readable writable align 16 ; place all uninitialized data place here |
2387 | hidnplayr | 1102 | align 4 ; Place all initialised data here |
1159 | hidnplayr | 1103 | |
2387 | hidnplayr | 1104 | devices dd 0 |
1105 | version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
||
1106 | my_service db 'RTL8139',0 ; max 16 chars include zero |
||
1159 | hidnplayr | 1107 | |
2387 | hidnplayr | 1108 | device_1 db 'Realtek 8139',0 |
1109 | device_2 db 'Realtek 8139A',0 |
||
1110 | device_3 db 'Realtek 8139B',0 |
||
1111 | device_4 db 'Realtek 8139C',0 |
||
1112 | device_5 db 'Realtek 8100',0 |
||
1113 | device_6 db 'Realtek 8139D',0 |
||
1114 | device_7 db 'Realtek 8139CP',0 |
||
1115 | device_8 db 'Realtek 8101',0 |
||
1116 | device_unknown db 'Unknown RTL8139 clone', 0 |
||
1178 | hidnplayr | 1117 | |
1519 | hidnplayr | 1118 | crosslist: |
2387 | hidnplayr | 1119 | dd device_1 |
1120 | dd device_2 |
||
1121 | dd device_3 |
||
1122 | dd device_4 |
||
1123 | dd device_5 |
||
1124 | dd device_6 |
||
1125 | dd device_7 |
||
1126 | dd device_8 |
||
1127 | dd device_unknown |
||
1178 | hidnplayr | 1128 | |
2387 | hidnplayr | 1129 | hw_ver_array: ; This array is used by the probe routine to find out wich version of the RTL8139 we are working with |
1130 | db VER_RTL8139 |
||
1131 | db VER_RTL8139A |
||
1132 | db VER_RTL8139B |
||
1133 | db VER_RTL8139C |
||
1134 | db VER_RTL8100 |
||
1135 | db VER_RTL8139D |
||
1136 | db VER_RTL8139CP |
||
1137 | db VER_RTL8101 |
||
1138 | db 0 |
||
1159 | hidnplayr | 1139 | |
1140 | HW_VER_ARRAY_SIZE = $-hw_ver_array |
||
1141 | |||
2387 | hidnplayr | 1142 | include_debug_strings ; All data wich FDO uses will be included here |
1159 | hidnplayr | 1143 | |
2387 | hidnplayr | 1144 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling> |
1159 | hidnplayr | 1145 |