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3545 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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6227 | hidnplayr | 3 | ;; Copyright (C) KolibriOS team 2004-2016. All rights reserved. ;; |
3545 | hidnplayr | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
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6 | ;; Realtek 8139 driver for KolibriOS ;; |
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7 | ;; ;; |
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8 | ;; based on RTL8139.asm driver for menuetos ;; |
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9 | ;; and realtek8139.asm for SolarOS by Eugen Brasoveanu ;; |
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10 | ;; ;; |
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11 | ;; Written by hidnplayr@kolibrios.org ;; |
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12 | ;; ;; |
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13 | ;; GNU GENERAL PUBLIC LICENSE ;; |
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14 | ;; Version 2, June 1991 ;; |
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15 | ;; ;; |
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16 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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17 | |||
5045 | hidnplayr | 18 | format PE DLL native |
19 | entry START |
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3545 | hidnplayr | 20 | |
5045 | hidnplayr | 21 | CURRENT_API = 0x0200 |
22 | COMPATIBLE_API = 0x0100 |
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23 | API_VERSION = (COMPATIBLE_API shl 16) + CURRENT_API |
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3545 | hidnplayr | 24 | |
25 | MAX_DEVICES = 16 |
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26 | |||
5045 | hidnplayr | 27 | RBLEN = 3 ; Receive buffer size: 0==8K 1==16k 2==32k 3==64k |
3545 | hidnplayr | 28 | |
5045 | hidnplayr | 29 | TXRR = 8 ; total retries = 16+(TXRR*16) |
30 | TX_MXDMA = 6 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=2048 |
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31 | ERTXTH = 8 ; in unit of 32 bytes e.g:(8*32)=256 |
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32 | RX_MXDMA = 7 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=unlimited |
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33 | RXFTH = 7 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=no threshold |
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3857 | hidnplayr | 34 | |
3545 | hidnplayr | 35 | __DEBUG__ = 1 |
5045 | hidnplayr | 36 | __DEBUG_LEVEL__ = 2 ; 1 = verbose, 2 = errors only |
3545 | hidnplayr | 37 | |
5045 | hidnplayr | 38 | section '.flat' readable writable executable |
39 | |||
40 | include '../proc32.inc' |
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4467 | hidnplayr | 41 | include '../struct.inc' |
42 | include '../macros.inc' |
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3545 | hidnplayr | 43 | include '../fdo.inc' |
5074 | hidnplayr | 44 | include '../netdrv.inc' |
3545 | hidnplayr | 45 | |
46 | REG_IDR0 = 0x00 |
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47 | REG_MAR0 = 0x08 ; multicast filter register 0 |
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48 | REG_MAR4 = 0x0c ; multicast filter register 4 |
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49 | REG_TSD0 = 0x10 ; transmit status of descriptor |
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50 | REG_TSAD0 = 0x20 ; transmit start address of descriptor |
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51 | REG_RBSTART = 0x30 ; RxBuffer start address |
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52 | REG_COMMAND = 0x37 ; command register |
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53 | REG_CAPR = 0x38 ; current address of packet read (word) R/W |
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54 | REG_IMR = 0x3c ; interrupt mask register |
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55 | REG_ISR = 0x3e ; interrupt status register |
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56 | REG_TXCONFIG = 0x40 ; transmit configuration register |
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57 | REG_RXCONFIG = 0x44 ; receive configuration register 0 |
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58 | REG_MPC = 0x4c ; missed packet counter |
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59 | REG_9346CR = 0x50 ; serial eeprom 93C46 command register |
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60 | REG_CONFIG1 = 0x52 ; configuration register 1 |
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6227 | hidnplayr | 61 | REG_MSR = 0x58 ; Media Status register |
3545 | hidnplayr | 62 | REG_CONFIG4 = 0x5a ; configuration register 4 |
63 | REG_HLTCLK = 0x5b ; undocumented halt clock register |
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64 | REG_BMCR = 0x62 ; basic mode control register |
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65 | REG_ANAR = 0x66 ; auto negotiation advertisement register |
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66 | REG_9346CR_WE = 11b shl 6 |
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67 | |||
68 | BIT_RUNT = 4 ; total packet length < 64 bytes |
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69 | BIT_LONG = 3 ; total packet length > 4k |
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70 | BIT_CRC = 2 ; crc error occured |
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71 | BIT_FAE = 1 ; frame alignment error occured |
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72 | BIT_ROK = 0 ; received packet is ok |
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73 | |||
74 | BIT_RST = 4 ; reset bit |
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75 | BIT_RE = 3 ; receiver enabled |
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76 | BIT_TE = 2 ; transmitter enabled |
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77 | BUFE = 1 ; rx buffer is empty, no packet stored |
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78 | |||
79 | BIT_ISR_TOK = 2 ; transmit ok |
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80 | BIT_ISR_RER = 1 ; receive error interrupt |
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81 | BIT_ISR_ROK = 0 ; receive ok |
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82 | |||
83 | BIT_TX_MXDMA = 8 ; Max DMA burst size per Tx DMA burst |
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84 | BIT_TXRR = 4 ; Tx Retry count 16+(TXRR*16) |
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85 | |||
86 | BIT_RXFTH = 13 ; Rx fifo threshold |
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87 | BIT_RBLEN = 11 ; Ring buffer length indicator |
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88 | BIT_RX_MXDMA = 8 ; Max DMA burst size per Rx DMA burst |
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89 | BIT_NOWRAP = 7 ; transfered data wrapping |
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90 | BIT_9356SEL = 6 ; eeprom selector 9346/9356 |
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91 | BIT_AER = 5 ; accept error packets |
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92 | BIT_AR = 4 ; accept runt packets |
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93 | BIT_AB = 3 ; accept broadcast packets |
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94 | BIT_AM = 2 ; accept multicast packets |
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95 | BIT_APM = 1 ; accept physical match packets |
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96 | BIT_AAP = 0 ; accept all packets |
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97 | |||
98 | BIT_93C46_EEM1 = 7 ; RTL8139 eeprom operating mode1 |
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99 | BIT_93C46_EEM0 = 6 ; RTL8139 eeprom operating mode0 |
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100 | BIT_93C46_EECS = 3 ; chip select |
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101 | BIT_93C46_EESK = 2 ; serial data clock |
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102 | BIT_93C46_EEDI = 1 ; serial data input |
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103 | BIT_93C46_EEDO = 0 ; serial data output |
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104 | |||
105 | BIT_LWACT = 4 ; see REG_CONFIG1 |
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106 | BIT_SLEEP = 1 ; sleep bit at older chips |
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107 | BIT_PWRDWN = 0 ; power down bit at older chips |
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108 | BIT_PMEn = 0 ; power management enabled |
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109 | |||
110 | BIT_LWPTN = 2 ; see REG_CONFIG4 |
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111 | |||
112 | BIT_ERTXTH = 16 ; early TX threshold |
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113 | BIT_TOK = 15 ; transmit ok |
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114 | BIT_OWN = 13 ; tx DMA operation is completed |
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115 | |||
116 | BIT_ANE = 12 ; auto negotiation enable |
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117 | |||
118 | BIT_TXFD = 8 ; 100base-T full duplex |
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119 | BIT_TX = 7 ; 100base-T |
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120 | BIT_10FD = 6 ; 10base-T full duplex |
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121 | BIT_10 = 5 ; 10base-T |
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122 | BIT_SELECTOR = 0 ; binary encoded selector CSMA/CD=00001 |
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123 | |||
6229 | hidnplayr | 124 | BIT_IFG1 = 1 shl 25 |
125 | BIT_IFG0 = 1 shl 24 |
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3545 | hidnplayr | 126 | |
127 | RX_CONFIG = (RBLEN shl BIT_RBLEN) or \ |
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128 | (RX_MXDMA shl BIT_RX_MXDMA) or \ |
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129 | (1 shl BIT_NOWRAP) or \ |
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130 | (RXFTH shl BIT_RXFTH) or\ |
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3857 | hidnplayr | 131 | (1 shl BIT_AB) or \ ; Accept broadcast packets |
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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3545 | hidnplayr | 136 | |
3857 | hidnplayr | 137 | RX_BUFFER_SIZE = (8192 shl RBLEN);+16+1500 |
138 | NUM_TX_DESC = 4 ; not user selectable |
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3545 | hidnplayr | 139 | |
140 | EE_93C46_REG_ETH_ID = 7 ; MAC offset |
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141 | EE_93C46_READ_CMD = (6 shl 6) ; 110b + 6bit address |
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142 | EE_93C56_READ_CMD = (6 shl 8) ; 110b + 8bit address |
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143 | EE_93C46_CMD_LENGTH = 9 ; start bit + cmd + 6bit address |
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144 | EE_93C56_CMD_LENGTH = 11 ; start bit + cmd + 8bit ddress |
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145 | |||
6227 | hidnplayr | 146 | ; See chapter "5.7 Transmit Configuration Register" of RTL8139D(L).pdf |
6711 | hidnplayr | 147 | VER_RTL8139 = 1000000b |
148 | VER_RTL8139_K = 1100000b |
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3545 | hidnplayr | 149 | VER_RTL8139A = 1110000b |
6711 | hidnplayr | 150 | VER_RTL8139A_G = 1110010b |
3545 | hidnplayr | 151 | VER_RTL8139B = 1111000b |
6711 | hidnplayr | 152 | VER_RTL8130 = 1111100b |
3545 | hidnplayr | 153 | VER_RTL8139C = 1110100b |
154 | VER_RTL8100 = 1111010b |
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6711 | hidnplayr | 155 | VER_RTL8100_8139D = 1110101b |
3545 | hidnplayr | 156 | VER_RTL8101 = 1110111b |
157 | |||
6711 | hidnplayr | 158 | IDX_UNKNOWN = 0 |
159 | IDX_RTL8139 = 1 |
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160 | IDX_RTL8139_K = 2 |
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161 | IDX_RTL8139A = 3 |
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162 | IDX_RTL8139A_G = 4 |
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163 | IDX_RTL8139B = 5 |
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164 | IDX_RTL8130 = 6 |
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165 | IDX_RTL8139C = 7 |
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166 | IDX_RTL8100 = 8 |
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167 | IDX_RTL8100_8139D = 9 |
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168 | IDX_RTL8101 = 10 |
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3545 | hidnplayr | 169 | |
6711 | hidnplayr | 170 | HW_VERSIONS = 10 |
171 | |||
3545 | hidnplayr | 172 | ISR_SERR = 1 shl 15 |
173 | ISR_TIMEOUT = 1 shl 14 |
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174 | ISR_LENCHG = 1 shl 13 |
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175 | ISR_FIFOOVW = 1 shl 6 |
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176 | ISR_PUN = 1 shl 5 |
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177 | ISR_RXOVW = 1 shl 4 |
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178 | ISR_TER = 1 shl 3 |
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179 | ISR_TOK = 1 shl 2 |
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180 | ISR_RER = 1 shl 1 |
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181 | ISR_ROK = 1 shl 0 |
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182 | |||
183 | INTERRUPT_MASK = ISR_ROK or \ |
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3857 | hidnplayr | 184 | ISR_RER or \ |
185 | ISR_TOK or \ |
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186 | ISR_TER or \ |
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3545 | hidnplayr | 187 | ISR_RXOVW or \ |
188 | ISR_PUN or \ |
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189 | ISR_FIFOOVW or \ |
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190 | ISR_LENCHG or \ |
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3857 | hidnplayr | 191 | ISR_TIMEOUT or \ |
192 | ISR_SERR |
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3545 | hidnplayr | 193 | |
194 | TSR_OWN = 1 shl 13 |
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195 | TSR_TUN = 1 shl 14 |
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196 | TSR_TOK = 1 shl 15 |
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197 | |||
198 | TSR_CDH = 1 shl 28 |
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199 | TSR_OWC = 1 shl 29 |
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200 | TSR_TABT = 1 shl 30 |
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201 | TSR_CRS = 1 shl 31 |
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202 | |||
203 | |||
5045 | hidnplayr | 204 | struct device ETH_DEVICE |
3545 | hidnplayr | 205 | |
5045 | hidnplayr | 206 | io_addr dd ? |
207 | pci_bus dd ? |
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208 | pci_dev dd ? |
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209 | irq_line db ? |
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210 | rb 3 ; align 4 |
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3545 | hidnplayr | 211 | |
5045 | hidnplayr | 212 | rx_buffer dd ? |
213 | rx_data_offset dd ? |
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214 | curr_tx_desc db ? |
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215 | hw_ver_id db ? |
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216 | rb 2 ; align 4 |
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3545 | hidnplayr | 217 | |
5045 | hidnplayr | 218 | TX_DESC rd NUM_TX_DESC |
3545 | hidnplayr | 219 | |
5045 | hidnplayr | 220 | ends |
3545 | hidnplayr | 221 | |
222 | |||
223 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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224 | ;; ;; |
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225 | ;; proc START ;; |
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226 | ;; ;; |
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227 | ;; (standard driver proc) ;; |
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228 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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229 | |||
5045 | hidnplayr | 230 | proc START c, reason:dword, cmdline:dword |
3545 | hidnplayr | 231 | |
5045 | hidnplayr | 232 | cmp [reason], DRV_ENTRY |
233 | jne .fail |
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3545 | hidnplayr | 234 | |
5045 | hidnplayr | 235 | DEBUGF 2,"Loading driver\n" |
236 | invoke RegService, my_service, service_proc |
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3545 | hidnplayr | 237 | ret |
238 | |||
239 | .fail: |
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240 | xor eax, eax |
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241 | ret |
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242 | |||
243 | endp |
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244 | |||
245 | |||
246 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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247 | ;; ;; |
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248 | ;; proc SERVICE_PROC ;; |
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249 | ;; ;; |
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250 | ;; (standard driver proc) ;; |
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251 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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252 | |||
253 | proc service_proc stdcall, ioctl:dword |
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254 | |||
255 | mov edx, [ioctl] |
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4470 | hidnplayr | 256 | mov eax, [edx + IOCTL.io_code] |
3545 | hidnplayr | 257 | |
258 | ;------------------------------------------------------ |
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259 | |||
260 | cmp eax, 0 ;SRV_GETVERSION |
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261 | jne @F |
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262 | |||
4470 | hidnplayr | 263 | cmp [edx + IOCTL.out_size], 4 |
3545 | hidnplayr | 264 | jb .fail |
4470 | hidnplayr | 265 | mov eax, [edx + IOCTL.output] |
3545 | hidnplayr | 266 | mov [eax], dword API_VERSION |
267 | |||
268 | xor eax, eax |
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269 | ret |
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270 | |||
271 | ;------------------------------------------------------ |
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272 | @@: |
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273 | cmp eax, 1 ;SRV_HOOK |
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274 | jne .fail |
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275 | |||
4470 | hidnplayr | 276 | cmp [edx + IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
3545 | hidnplayr | 277 | jb .fail |
278 | |||
4470 | hidnplayr | 279 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 280 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
281 | jne .fail ; other types arent supported for this card yet |
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282 | |||
283 | ; check if the device is already listed |
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284 | |||
285 | mov esi, device_list |
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286 | mov ecx, [devices] |
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287 | test ecx, ecx |
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288 | jz .firstdevice |
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289 | |||
290 | mov ax, [eax+1] ; get the pci bus and device numbers |
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291 | .nextdevice: |
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292 | mov ebx, [esi] |
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5045 | hidnplayr | 293 | cmp al, byte[ebx + device.pci_bus] |
3545 | hidnplayr | 294 | jne @f |
5045 | hidnplayr | 295 | cmp ah, byte[ebx + device.pci_dev] |
3545 | hidnplayr | 296 | je .find_devicenum ; Device is already loaded, let's find it's device number |
297 | @@: |
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298 | add esi, 4 |
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299 | loop .nextdevice |
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300 | |||
301 | |||
302 | ; This device doesnt have its own eth_device structure yet, lets create one |
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303 | .firstdevice: |
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304 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
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305 | jae .fail |
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306 | |||
6711 | hidnplayr | 307 | allocate_and_clear ebx, sizeof.device, .fail ; Allocate the buffer for device structure |
3545 | hidnplayr | 308 | |
309 | ; Fill in the direct call addresses into the struct |
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310 | |||
5045 | hidnplayr | 311 | mov [ebx + device.reset], reset |
312 | mov [ebx + device.transmit], transmit |
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313 | mov [ebx + device.unload], unload |
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314 | mov [ebx + device.name], my_service |
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3545 | hidnplayr | 315 | |
316 | ; save the pci bus and device numbers |
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317 | |||
4470 | hidnplayr | 318 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 319 | movzx ecx, byte[eax+1] |
5045 | hidnplayr | 320 | mov [ebx + device.pci_bus], ecx |
3545 | hidnplayr | 321 | movzx ecx, byte[eax+2] |
5045 | hidnplayr | 322 | mov [ebx + device.pci_dev], ecx |
3545 | hidnplayr | 323 | |
324 | ; Now, it's time to find the base io addres of the PCI device |
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325 | |||
5045 | hidnplayr | 326 | stdcall PCI_find_io, [ebx + device.pci_bus], [ebx + device.pci_dev] |
327 | mov [ebx + device.io_addr], eax |
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3545 | hidnplayr | 328 | |
329 | ; We've found the io address, find IRQ now |
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330 | |||
5045 | hidnplayr | 331 | invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.interrupt_line |
332 | mov [ebx + device.irq_line], al |
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3545 | hidnplayr | 333 | |
6711 | hidnplayr | 334 | DEBUGF 1, "Hooking into device, devfn:%x, bus:%x, irq:%x, I/O addr:%x\n",\ |
335 | [ebx + device.pci_dev]:2,[ebx + device.pci_bus]:2,[ebx + device.irq_line]:2,[ebx + device.io_addr]:4 |
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3545 | hidnplayr | 336 | |
337 | ; Allocate the receive buffer |
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338 | |||
5045 | hidnplayr | 339 | invoke CreateRingBuffer, dword (RX_BUFFER_SIZE), dword PG_SW |
3545 | hidnplayr | 340 | test eax, eax |
341 | jz .err |
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5045 | hidnplayr | 342 | mov [ebx + device.rx_buffer], eax |
3545 | hidnplayr | 343 | |
344 | ; Ok, the eth_device structure is ready, let's probe the device |
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345 | |||
346 | call probe ; this function will output in eax |
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347 | test eax, eax |
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348 | jnz .err ; If an error occured, exit |
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349 | |||
350 | mov eax, [devices] ; Add the device structure to our device list |
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351 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
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352 | inc [devices] ; |
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353 | |||
3685 | hidnplayr | 354 | call reset |
355 | test eax, eax |
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356 | jnz .destroy |
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357 | |||
5045 | hidnplayr | 358 | mov [ebx + device.type], NET_TYPE_ETH |
359 | invoke NetRegDev |
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3545 | hidnplayr | 360 | |
361 | cmp eax, -1 |
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362 | je .destroy |
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363 | |||
364 | ret |
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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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3856 | hidnplayr | 369 | DEBUGF 1, "Trying to find device number of already registered device\n" |
5045 | hidnplayr | 370 | invoke NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
3545 | hidnplayr | 371 | ; into a device number in edi |
372 | mov eax, edi ; Application wants it in eax instead |
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3856 | hidnplayr | 373 | DEBUGF 1, "Kernel says: %u\n", eax |
3545 | hidnplayr | 374 | ret |
375 | |||
376 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
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377 | .destroy: |
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6682 | hidnplayr | 378 | ; unregister device from device_list |
379 | mov eax, [devices] |
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380 | mov dword[device_list-4+4*eax], 0 |
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381 | dec [devices] |
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3545 | hidnplayr | 382 | |
383 | .err: |
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6711 | hidnplayr | 384 | DEBUGF 2, "Fatal error occured, aborting\n" |
5045 | hidnplayr | 385 | invoke KernelFree, [ebx + device.rx_buffer] |
386 | invoke KernelFree, ebx |
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3545 | hidnplayr | 387 | |
388 | .fail: |
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389 | or eax, -1 |
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390 | ret |
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391 | |||
392 | ;------------------------------------------------------ |
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393 | endp |
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394 | |||
395 | |||
396 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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397 | ;; ;; |
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398 | ;; Actual Hardware dependent code starts here ;; |
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399 | ;; ;; |
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400 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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401 | |||
402 | align 4 |
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403 | unload: |
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404 | ; TODO: (in this particular order) |
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405 | ; |
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406 | ; - Stop the device |
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407 | ; - Detach int handler |
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408 | ; - Remove device from local list (RTL8139_LIST) |
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409 | ; - call unregister function in kernel |
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410 | ; - Remove all allocated structures and buffers the card used |
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411 | |||
412 | or eax, -1 |
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5522 | hidnplayr | 413 | ret |
3545 | hidnplayr | 414 | |
415 | |||
416 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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417 | ;; |
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418 | ;; probe: enables the device (if it really is RTL8139) |
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419 | ;; |
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420 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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421 | |||
422 | align 4 |
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423 | probe: |
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3856 | hidnplayr | 424 | DEBUGF 1, "Probing\n" |
3545 | hidnplayr | 425 | |
5045 | hidnplayr | 426 | ; Make the device a bus master |
427 | invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command |
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6711 | hidnplayr | 428 | or al, PCI_CMD_MASTER or PCI_CMD_PIO |
5045 | hidnplayr | 429 | invoke PciWrite32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command, eax |
3545 | hidnplayr | 430 | |
6711 | hidnplayr | 431 | ; wake up old chips |
432 | set_io [ebx + device.io_addr], 0 |
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433 | set_io [ebx + device.io_addr], REG_HLTCLK |
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434 | mov al, 'R' ; run the clock |
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435 | out dx, al |
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436 | |||
3545 | hidnplayr | 437 | ; get chip version |
6711 | hidnplayr | 438 | set_io [ebx + device.io_addr], REG_TXCONFIG |
439 | in eax, dx |
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440 | shr eax, 16 |
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3545 | hidnplayr | 441 | shr ah, 2 |
442 | shr ax, 6 |
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6711 | hidnplayr | 443 | and al, 0x7f |
444 | DEBUGF 1, "Chip version: %x\n", eax:2 |
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3545 | hidnplayr | 445 | |
446 | ; now find it in our array |
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6711 | hidnplayr | 447 | mov ecx, HW_VERSIONS |
448 | @@: |
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3545 | hidnplayr | 449 | cmp al, [hw_ver_array + ecx] |
6711 | hidnplayr | 450 | je @f |
3545 | hidnplayr | 451 | dec ecx |
6711 | hidnplayr | 452 | jnz @r |
453 | @@: |
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5045 | hidnplayr | 454 | mov [ebx + device.hw_ver_id], cl |
6711 | hidnplayr | 455 | mov ecx, [hw_ver_names+ecx*4] |
5045 | hidnplayr | 456 | mov [ebx + device.name], ecx |
3856 | hidnplayr | 457 | DEBUGF 1, "Chip version: %s\n", ecx |
3545 | hidnplayr | 458 | |
6711 | hidnplayr | 459 | cmp [ebx + device.hw_ver_id], IDX_RTL8139B |
460 | jae .new_chip |
||
3545 | hidnplayr | 461 | |
6711 | hidnplayr | 462 | ; wake up older chips |
463 | .old_chip: |
||
464 | DEBUGF 1, "Wake up chip old style\n" |
||
5045 | hidnplayr | 465 | set_io [ebx + device.io_addr], REG_CONFIG1 |
3545 | hidnplayr | 466 | in al, dx |
467 | and al, not ((1 shl BIT_SLEEP) or (1 shl BIT_PWRDWN)) |
||
468 | out dx, al |
||
6711 | hidnplayr | 469 | jmp .done |
3545 | hidnplayr | 470 | |
471 | ; set LWAKE pin to active high (default value). |
||
472 | ; it is for Wake-On-LAN functionality of some motherboards. |
||
473 | ; this signal is used to inform the motherboard to execute a wake-up process. |
||
474 | ; only at newer chips. |
||
475 | .new_chip: |
||
6711 | hidnplayr | 476 | DEBUGF 1, "Wake up chip new style\n" |
477 | ; unlock config and BMCR registers |
||
478 | set_io [ebx + device.io_addr], 0 |
||
479 | set_io [ebx + device.io_addr], REG_9346CR |
||
480 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
||
481 | out dx, al |
||
482 | |||
483 | ; |
||
484 | set_io [ebx + device.io_addr], REG_CONFIG1 |
||
485 | in al, dx |
||
3545 | hidnplayr | 486 | or al, (1 shl BIT_PMEn) |
487 | and al, not (1 shl BIT_LWACT) |
||
488 | out dx, al |
||
489 | |||
6711 | hidnplayr | 490 | ; |
5045 | hidnplayr | 491 | set_io [ebx + device.io_addr], REG_CONFIG4 |
3545 | hidnplayr | 492 | in al, dx |
493 | and al, not (1 shl BIT_LWPTN) |
||
494 | out dx, al |
||
495 | |||
496 | ; lock config and BMCR registers |
||
497 | xor al, al |
||
5045 | hidnplayr | 498 | set_io [ebx + device.io_addr], REG_9346CR |
3545 | hidnplayr | 499 | out dx, al |
6711 | hidnplayr | 500 | |
501 | .done: |
||
3856 | hidnplayr | 502 | DEBUGF 1, "probing done!\n" |
3685 | hidnplayr | 503 | xor eax, eax |
504 | ret |
||
505 | |||
506 | |||
3545 | hidnplayr | 507 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
508 | ;; |
||
509 | ;; reset: Set up all registers and descriptors, clear some values |
||
510 | ;; |
||
511 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
512 | |||
513 | reset: |
||
3856 | hidnplayr | 514 | DEBUGF 1, "Reset\n" |
3545 | hidnplayr | 515 | |
516 | ; reset chip |
||
517 | DEBUGF 1, "Resetting chip\n" |
||
5045 | hidnplayr | 518 | set_io [ebx + device.io_addr], 0 |
519 | set_io [ebx + device.io_addr], REG_COMMAND |
||
3545 | hidnplayr | 520 | mov al, 1 shl BIT_RST |
521 | out dx, al |
||
522 | mov cx, 1000 ; wait no longer for the reset |
||
6711 | hidnplayr | 523 | @@: |
3545 | hidnplayr | 524 | in al, dx |
525 | test al, 1 shl BIT_RST |
||
6711 | hidnplayr | 526 | jz @f ; RST remains 1 during reset |
3545 | hidnplayr | 527 | dec cx |
6711 | hidnplayr | 528 | jnz @r |
3856 | hidnplayr | 529 | DEBUGF 2, "Reset timeout!\n" |
6682 | hidnplayr | 530 | or eax, -1 |
531 | ret |
||
6711 | hidnplayr | 532 | @@: |
3545 | hidnplayr | 533 | |
3858 | hidnplayr | 534 | ; Read MAC address |
535 | call read_mac |
||
536 | |||
6682 | hidnplayr | 537 | ; attach int handler |
538 | movzx eax, [ebx + device.irq_line] |
||
539 | DEBUGF 1, "Attaching int handler to irq %x\n", eax:1 |
||
540 | invoke AttachIntHandler, eax, int_handler, ebx |
||
541 | test eax, eax |
||
542 | jnz @f |
||
543 | DEBUGF 2, "Could not attach int handler!\n" |
||
544 | or eax, -1 |
||
545 | ret |
||
6711 | hidnplayr | 546 | @@: |
6682 | hidnplayr | 547 | |
3545 | hidnplayr | 548 | ; unlock config and BMCR registers |
5045 | hidnplayr | 549 | set_io [ebx + device.io_addr], 0 |
550 | set_io [ebx + device.io_addr], REG_9346CR |
||
3545 | hidnplayr | 551 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
552 | out dx, al |
||
553 | |||
554 | ; initialize multicast registers (no filtering) |
||
555 | mov eax, 0xffffffff |
||
5045 | hidnplayr | 556 | set_io [ebx + device.io_addr], REG_MAR0 |
3545 | hidnplayr | 557 | out dx, eax |
5045 | hidnplayr | 558 | set_io [ebx + device.io_addr], REG_MAR4 |
3545 | hidnplayr | 559 | out dx, eax |
560 | |||
561 | ; enable Rx/Tx |
||
562 | mov al, (1 shl BIT_RE) or (1 shl BIT_TE) |
||
5045 | hidnplayr | 563 | set_io [ebx + device.io_addr], REG_COMMAND |
3545 | hidnplayr | 564 | out dx, al |
565 | |||
566 | ; Rxbuffer size, unlimited dma burst, no wrapping, no rx threshold |
||
567 | ; accept broadcast packets, accept physical match packets |
||
3858 | hidnplayr | 568 | mov eax, RX_CONFIG |
5045 | hidnplayr | 569 | set_io [ebx + device.io_addr], REG_RXCONFIG |
3858 | hidnplayr | 570 | out dx, eax |
3545 | hidnplayr | 571 | |
572 | ; 1024 bytes DMA burst, total retries = 16 + 8 * 16 = 144 |
||
573 | mov eax, (TX_MXDMA shl BIT_TX_MXDMA) or (TXRR shl BIT_TXRR) or BIT_IFG1 or BIT_IFG0 |
||
5045 | hidnplayr | 574 | set_io [ebx + device.io_addr], REG_TXCONFIG |
3545 | hidnplayr | 575 | out dx, eax |
576 | |||
577 | ; enable auto negotiation |
||
5045 | hidnplayr | 578 | set_io [ebx + device.io_addr], REG_BMCR |
3545 | hidnplayr | 579 | in ax, dx |
580 | or ax, (1 shl BIT_ANE) |
||
581 | out dx, ax |
||
582 | |||
583 | ; set auto negotiation advertisement |
||
5045 | hidnplayr | 584 | set_io [ebx + device.io_addr], REG_ANAR |
3545 | hidnplayr | 585 | in ax, dx |
586 | 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) |
||
587 | out dx, ax |
||
588 | |||
589 | ; lock config and BMCR registers |
||
590 | xor eax, eax |
||
5045 | hidnplayr | 591 | set_io [ebx + device.io_addr], REG_9346CR |
3545 | hidnplayr | 592 | out dx, al |
593 | |||
594 | ; init RX/TX pointers |
||
5045 | hidnplayr | 595 | mov [ebx + device.rx_data_offset], eax |
596 | mov [ebx + device.curr_tx_desc], al |
||
597 | ; set_io [ebx + device.io_addr], REG_CAPR |
||
3545 | hidnplayr | 598 | ; out dx, ax |
599 | |||
600 | ; clear packet/byte counters |
||
5045 | hidnplayr | 601 | lea edi, [ebx + device.bytes_tx] |
3545 | hidnplayr | 602 | mov ecx, 6 |
603 | rep stosd |
||
604 | |||
605 | ; clear missing packet counter |
||
5045 | hidnplayr | 606 | set_io [ebx + device.io_addr], REG_MPC |
3545 | hidnplayr | 607 | out dx, eax |
608 | |||
609 | ; set RxBuffer address, init RX buffer offset |
||
5045 | hidnplayr | 610 | mov eax, [ebx + device.rx_buffer] |
3545 | hidnplayr | 611 | mov dword[eax], 0 ; clear receive flags for first packet (really needed??) |
3685 | hidnplayr | 612 | DEBUGF 1, "RX buffer virtual addr=0x%x\n", eax |
5045 | hidnplayr | 613 | invoke GetPhysAddr |
3857 | hidnplayr | 614 | DEBUGF 1, "RX buffer physical addr=0x%x\n", eax |
5045 | hidnplayr | 615 | set_io [ebx + device.io_addr], REG_RBSTART |
3545 | hidnplayr | 616 | out dx, eax |
617 | |||
618 | ; enable interrupts |
||
5045 | hidnplayr | 619 | set_io [ebx + device.io_addr], 0 |
620 | set_io [ebx + device.io_addr], REG_IMR |
||
3545 | hidnplayr | 621 | mov ax, INTERRUPT_MASK |
622 | out dx, ax |
||
623 | |||
624 | ; Set the mtu, kernel will be able to send now |
||
5045 | hidnplayr | 625 | mov [ebx + device.mtu], 1514 |
3545 | hidnplayr | 626 | |
6711 | hidnplayr | 627 | ; Detect current link status |
6227 | hidnplayr | 628 | call link |
3545 | hidnplayr | 629 | |
630 | ; Indicate that we have successfully reset the card |
||
631 | xor eax, eax |
||
632 | ret |
||
633 | |||
634 | |||
635 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
636 | ;; ;; |
||
637 | ;; Transmit ;; |
||
638 | ;; ;; |
||
5522 | hidnplayr | 639 | ;; In: pointer to device structure in ebx ;; |
3545 | hidnplayr | 640 | ;; ;; |
641 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
5045 | hidnplayr | 642 | |
5522 | hidnplayr | 643 | proc transmit stdcall bufferptr |
5045 | hidnplayr | 644 | |
645 | pushf |
||
646 | cli |
||
647 | |||
5522 | hidnplayr | 648 | mov esi, [bufferptr] |
649 | DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [bufferptr], [esi + NET_BUFF.length] |
||
650 | lea eax, [esi + NET_BUFF.data] |
||
5045 | hidnplayr | 651 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
3545 | hidnplayr | 652 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
653 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
654 | [eax+13]:2,[eax+12]:2 |
||
655 | |||
5522 | hidnplayr | 656 | cmp [esi + NET_BUFF.length], 1514 |
3545 | hidnplayr | 657 | ja .fail |
5522 | hidnplayr | 658 | cmp [esi + NET_BUFF.length], 60 |
3545 | hidnplayr | 659 | jb .fail |
660 | |||
661 | ; check if we own the current discriptor |
||
5045 | hidnplayr | 662 | set_io [ebx + device.io_addr], 0 |
663 | set_io [ebx + device.io_addr], REG_TSD0 |
||
664 | movzx ecx, [ebx + device.curr_tx_desc] |
||
3545 | hidnplayr | 665 | shl ecx, 2 |
666 | add edx, ecx |
||
667 | in eax, dx |
||
668 | test eax, (1 shl BIT_OWN) |
||
669 | jz .wait_to_send |
||
670 | |||
671 | .send_packet: |
||
672 | ; Set the buffer address |
||
5045 | hidnplayr | 673 | set_io [ebx + device.io_addr], REG_TSAD0 |
5522 | hidnplayr | 674 | mov [ebx + device.TX_DESC+ecx], esi |
675 | mov eax, esi |
||
676 | add eax, [eax + NET_BUFF.offset] |
||
5045 | hidnplayr | 677 | invoke GetPhysAddr |
3545 | hidnplayr | 678 | out dx, eax |
679 | |||
680 | ; And the size of the buffer |
||
5045 | hidnplayr | 681 | set_io [ebx + device.io_addr], REG_TSD0 |
5522 | hidnplayr | 682 | mov eax, [esi + NET_BUFF.length] |
3545 | hidnplayr | 683 | or eax, (ERTXTH shl BIT_ERTXTH) ; Early threshold |
684 | out dx, eax |
||
685 | |||
5522 | hidnplayr | 686 | ; get next descriptor |
687 | inc [ebx + device.curr_tx_desc] |
||
688 | and [ebx + device.curr_tx_desc], NUM_TX_DESC-1 |
||
689 | |||
690 | ; Update stats |
||
691 | inc [ebx + device.packets_tx] |
||
692 | mov ecx, [esi + NET_BUFF.length] |
||
693 | add dword [ebx + device.bytes_tx], ecx |
||
694 | adc dword [ebx + device.bytes_tx+4], 0 |
||
695 | |||
3545 | hidnplayr | 696 | DEBUGF 1, "Packet Sent!\n" |
5127 | hidnplayr | 697 | popf |
3545 | hidnplayr | 698 | xor eax, eax |
5045 | hidnplayr | 699 | ret |
3545 | hidnplayr | 700 | |
701 | .wait_to_send: |
||
702 | DEBUGF 1, "Waiting for timeout\n" |
||
703 | |||
704 | push edx |
||
705 | mov esi, 30 |
||
5045 | hidnplayr | 706 | invoke Sleep |
3545 | hidnplayr | 707 | pop edx |
708 | |||
709 | in ax, dx |
||
710 | test ax, (1 shl BIT_OWN) |
||
711 | jnz .send_packet |
||
712 | |||
713 | pusha |
||
714 | call reset ; if chip hung, reset it |
||
715 | popa |
||
716 | |||
717 | jmp .send_packet |
||
718 | |||
719 | .fail: |
||
3856 | hidnplayr | 720 | DEBUGF 2, "transmit failed!\n" |
5522 | hidnplayr | 721 | invoke NetFree, [bufferptr] |
5045 | hidnplayr | 722 | popf |
3545 | hidnplayr | 723 | or eax, -1 |
5045 | hidnplayr | 724 | ret |
3545 | hidnplayr | 725 | |
5045 | hidnplayr | 726 | endp |
3545 | hidnplayr | 727 | |
728 | |||
729 | |||
730 | |||
5045 | hidnplayr | 731 | |
3545 | hidnplayr | 732 | ;;;;;;;;;;;;;;;;;;;;;;; |
733 | ;; ;; |
||
734 | ;; Interrupt handler ;; |
||
735 | ;; ;; |
||
736 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
737 | |||
738 | align 4 |
||
739 | int_handler: |
||
740 | |||
741 | push ebx esi edi |
||
742 | |||
3856 | hidnplayr | 743 | DEBUGF 1, "INT\n" |
3545 | hidnplayr | 744 | |
745 | ; find pointer of device wich made IRQ occur |
||
746 | mov ecx, [devices] |
||
747 | test ecx, ecx |
||
748 | jz .nothing |
||
749 | mov esi, device_list |
||
750 | .nextdevice: |
||
751 | mov ebx, [esi] |
||
752 | |||
5045 | hidnplayr | 753 | set_io [ebx + device.io_addr], 0 |
754 | set_io [ebx + device.io_addr], REG_ISR |
||
3545 | hidnplayr | 755 | in ax, dx ; Get interrupt status |
756 | out dx, ax ; send it back to ACK |
||
757 | test ax, ax |
||
758 | jnz .got_it |
||
759 | .continue: |
||
760 | add esi, 4 |
||
761 | dec ecx |
||
762 | jnz .nextdevice |
||
763 | .nothing: |
||
764 | pop edi esi ebx |
||
765 | xor eax, eax |
||
766 | |||
767 | ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
||
768 | |||
769 | .got_it: |
||
770 | |||
771 | DEBUGF 1, "Device: %x Status: %x\n", ebx, ax |
||
772 | |||
773 | ;---------------------------------------------------- |
||
774 | ; Received packet ok? |
||
775 | |||
776 | test ax, ISR_ROK |
||
777 | jz @f |
||
778 | push ax |
||
779 | |||
780 | .receive: |
||
5045 | hidnplayr | 781 | set_io [ebx + device.io_addr], 0 |
782 | set_io [ebx + device.io_addr], REG_COMMAND |
||
3545 | hidnplayr | 783 | in al, dx |
784 | test al, BUFE ; test if RX buffer is empty |
||
785 | jnz .finish |
||
786 | |||
3856 | hidnplayr | 787 | DEBUGF 1, "RX:\n" |
3545 | hidnplayr | 788 | |
5045 | hidnplayr | 789 | mov eax, [ebx + device.rx_buffer] |
790 | add eax, [ebx + device.rx_data_offset] |
||
3545 | hidnplayr | 791 | test byte [eax], (1 shl BIT_ROK) ; check if packet is ok |
792 | jz .reset_rx |
||
793 | |||
794 | ; packet is ok, copy it |
||
795 | movzx ecx, word [eax+2] ; packet length |
||
796 | sub cx, 4 ; don't copy CRC |
||
797 | |||
798 | ; Update stats |
||
5045 | hidnplayr | 799 | add dword [ebx + device.bytes_rx], ecx |
800 | adc dword [ebx + device.bytes_rx + 4], 0 |
||
801 | inc [ebx + device.packets_rx] |
||
3545 | hidnplayr | 802 | |
803 | DEBUGF 1, "Received %u bytes\n", ecx |
||
804 | |||
805 | push ebx eax ecx |
||
5522 | hidnplayr | 806 | add ecx, NET_BUFF.data |
807 | invoke NetAlloc, ecx ; Allocate a buffer to put packet into |
||
3545 | hidnplayr | 808 | pop ecx |
809 | test eax, eax ; Test if we allocated succesfully |
||
810 | jz .abort |
||
5522 | hidnplayr | 811 | mov [eax + NET_BUFF.length], ecx |
812 | mov [eax + NET_BUFF.device], ebx |
||
813 | mov [eax + NET_BUFF.offset], NET_BUFF.data |
||
3545 | hidnplayr | 814 | |
5522 | hidnplayr | 815 | lea edi, [eax + NET_BUFF.data] ; Where we will copy too |
3545 | hidnplayr | 816 | mov esi, [esp] ; The buffer we will copy from |
817 | add esi, 4 ; Dont copy CRC |
||
818 | |||
5522 | hidnplayr | 819 | push .abort ; return addr for Eth_input |
820 | push eax ; buffer ptr for Eth_input |
||
3545 | hidnplayr | 821 | |
822 | .copy: |
||
823 | shr ecx, 1 |
||
824 | jnc .nb |
||
825 | movsb |
||
826 | .nb: |
||
827 | shr ecx, 1 |
||
828 | jnc .nw |
||
829 | movsw |
||
830 | .nw: |
||
831 | jz .nd |
||
832 | rep movsd |
||
833 | .nd: |
||
834 | |||
5522 | hidnplayr | 835 | jmp [EthInput] ; Send it to kernel |
3545 | hidnplayr | 836 | |
837 | .abort: |
||
838 | pop eax ebx |
||
839 | ; update eth_data_start_offset |
||
840 | movzx eax, word [eax+2] ; packet length |
||
5045 | hidnplayr | 841 | add eax, [ebx + device.rx_data_offset] |
3545 | hidnplayr | 842 | add eax, 4+3 ; packet header is 4 bytes long + dword alignment |
843 | and eax, not 3 ; dword alignment |
||
844 | |||
845 | cmp eax, RX_BUFFER_SIZE |
||
846 | jb .no_wrap |
||
3856 | hidnplayr | 847 | DEBUGF 1, "Wrapping\n" |
3545 | hidnplayr | 848 | sub eax, RX_BUFFER_SIZE |
849 | .no_wrap: |
||
5045 | hidnplayr | 850 | mov [ebx + device.rx_data_offset], eax |
3545 | hidnplayr | 851 | DEBUGF 1, "New RX ptr: %d\n", eax |
852 | |||
5045 | hidnplayr | 853 | set_io [ebx + device.io_addr], 0 |
854 | set_io [ebx + device.io_addr], REG_CAPR ; update 'Current Address of Packet Read register' |
||
3545 | hidnplayr | 855 | sub eax, 0x10 ; value 0x10 is a constant for CAPR |
3857 | hidnplayr | 856 | out dx, ax |
3545 | hidnplayr | 857 | |
858 | jmp .receive ; check for multiple packets |
||
859 | |||
860 | .reset_rx: |
||
861 | test byte [eax], (1 shl BIT_CRC) |
||
862 | jz .no_crc_error |
||
3856 | hidnplayr | 863 | DEBUGF 2, "RX: CRC error!\n" |
3545 | hidnplayr | 864 | |
865 | .no_crc_error: |
||
866 | test byte [eax], (1 shl BIT_FAE) |
||
867 | jz .no_fae_error |
||
3856 | hidnplayr | 868 | DEBUGF 2, "RX: Frame alignment error!\n" |
3545 | hidnplayr | 869 | |
870 | .no_fae_error: |
||
871 | DEBUGF 1, "Reset RX\n" |
||
872 | in al, dx ; read command register |
||
873 | push ax |
||
874 | and al, not (1 shl BIT_RE) ; Clear the RE bit |
||
875 | out dx, al |
||
876 | pop ax |
||
877 | out dx, al ; write original command back |
||
878 | |||
879 | add edx, REG_RXCONFIG - REG_COMMAND ; Restore RX configuration |
||
880 | mov ax, RX_CONFIG |
||
881 | out dx, ax |
||
882 | |||
883 | .finish: |
||
884 | pop ax |
||
885 | |||
886 | ;---------------------------------------------------- |
||
887 | ; Transmit ok / Transmit error |
||
888 | @@: |
||
889 | test ax, ISR_TOK + ISR_TER |
||
890 | jz @f |
||
891 | |||
3857 | hidnplayr | 892 | DEBUGF 1, "Transmit done!\n" |
893 | |||
3545 | hidnplayr | 894 | push ax |
895 | mov ecx, (NUM_TX_DESC-1)*4 |
||
896 | .txdescloop: |
||
5045 | hidnplayr | 897 | set_io [ebx + device.io_addr], 0 |
898 | set_io [ebx + device.io_addr], REG_TSD0 |
||
3545 | hidnplayr | 899 | add edx, ecx |
900 | in eax, dx |
||
901 | |||
902 | test eax, TSR_OWN ; DMA operation completed |
||
903 | jz .notthisone |
||
904 | |||
5045 | hidnplayr | 905 | cmp [ebx + device.TX_DESC+ecx], 0 |
3545 | hidnplayr | 906 | je .notthisone |
907 | |||
3857 | hidnplayr | 908 | DEBUGF 1, "TSD: 0x%x\n", eax |
3545 | hidnplayr | 909 | |
3857 | hidnplayr | 910 | test eax, TSR_TUN |
911 | jz .no_bun |
||
912 | DEBUGF 2, "TX: FIFO Buffer underrun!\n" |
||
913 | |||
914 | .no_bun: |
||
915 | test eax, TSR_OWC |
||
916 | jz .no_owc |
||
917 | DEBUGF 2, "TX: OWC!\n" |
||
918 | |||
919 | .no_owc: |
||
920 | test eax, TSR_TABT |
||
921 | jz .no_tabt |
||
922 | DEBUGF 2, "TX: TABT!\n" |
||
923 | |||
924 | .no_tabt: |
||
925 | test eax, TSR_CRS |
||
926 | jz .no_csl |
||
927 | DEBUGF 2, "TX: Carrier Sense Lost!\n" |
||
928 | |||
929 | .no_csl: |
||
930 | test eax, TSR_TOK |
||
931 | jz .no_tok |
||
932 | DEBUGF 1, "TX: Transmit OK!\n" |
||
933 | |||
934 | .no_tok: |
||
5045 | hidnplayr | 935 | DEBUGF 1, "free transmit buffer 0x%x\n", [ebx + device.TX_DESC+ecx]:8 |
3545 | hidnplayr | 936 | push ecx ebx |
5522 | hidnplayr | 937 | invoke NetFree, [ebx + device.TX_DESC+ecx] |
3545 | hidnplayr | 938 | pop ebx ecx |
5045 | hidnplayr | 939 | mov [ebx + device.TX_DESC+ecx], 0 |
3545 | hidnplayr | 940 | |
941 | .notthisone: |
||
942 | sub ecx, 4 |
||
3857 | hidnplayr | 943 | jae .txdescloop |
3545 | hidnplayr | 944 | pop ax |
945 | |||
946 | ;---------------------------------------------------- |
||
947 | ; Rx buffer overflow ? |
||
948 | @@: |
||
949 | test ax, ISR_RXOVW |
||
950 | jz @f |
||
951 | |||
952 | push ax |
||
3856 | hidnplayr | 953 | DEBUGF 2, "RX:buffer overflow!\n" |
3545 | hidnplayr | 954 | |
5045 | hidnplayr | 955 | set_io [ebx + device.io_addr], 0 |
956 | set_io [ebx + device.io_addr], REG_ISR |
||
6227 | hidnplayr | 957 | mov ax, ISR_FIFOOVW or ISR_RXOVW or ISR_ROK |
3545 | hidnplayr | 958 | out dx, ax |
959 | pop ax |
||
960 | |||
961 | ;---------------------------------------------------- |
||
962 | ; Packet underrun? |
||
963 | @@: |
||
964 | test ax, ISR_PUN |
||
965 | jz @f |
||
966 | |||
4449 | hidnplayr | 967 | DEBUGF 1, "Packet underrun or link changed!\n" |
3545 | hidnplayr | 968 | |
6227 | hidnplayr | 969 | call link |
4449 | hidnplayr | 970 | |
3545 | hidnplayr | 971 | ;---------------------------------------------------- |
972 | ; Receive FIFO overflow ? |
||
973 | @@: |
||
974 | test ax, ISR_FIFOOVW |
||
975 | jz @f |
||
976 | |||
977 | push ax |
||
4449 | hidnplayr | 978 | DEBUGF 2, "RX fifo overflow!\n" |
3545 | hidnplayr | 979 | |
5045 | hidnplayr | 980 | set_io [ebx + device.io_addr], 0 |
981 | set_io [ebx + device.io_addr], REG_ISR |
||
6227 | hidnplayr | 982 | mov ax, ISR_FIFOOVW or ISR_RXOVW or ISR_ROK |
3545 | hidnplayr | 983 | out dx, ax |
984 | pop ax |
||
985 | |||
986 | ;---------------------------------------------------- |
||
4449 | hidnplayr | 987 | ; cable length changed ? |
3545 | hidnplayr | 988 | @@: |
989 | test ax, ISR_LENCHG |
||
990 | jz .fail |
||
991 | |||
4449 | hidnplayr | 992 | DEBUGF 2, "Cable length changed!\n" |
993 | |||
6227 | hidnplayr | 994 | call link |
3545 | hidnplayr | 995 | |
996 | .fail: |
||
997 | pop edi esi ebx |
||
998 | xor eax, eax |
||
999 | inc eax |
||
1000 | |||
1001 | ret |
||
1002 | |||
1003 | |||
1004 | |||
1005 | |||
6227 | hidnplayr | 1006 | ;;;;;;;;;;;;;;;;;;;;;;; |
1007 | ;; ;; |
||
1008 | ;; Check link status ;; |
||
1009 | ;; ;; |
||
1010 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
3545 | hidnplayr | 1011 | |
1012 | align 4 |
||
6227 | hidnplayr | 1013 | link: |
3857 | hidnplayr | 1014 | DEBUGF 1, "Checking link status:\n" |
3545 | hidnplayr | 1015 | |
5045 | hidnplayr | 1016 | set_io [ebx + device.io_addr], 0 |
1017 | set_io [ebx + device.io_addr], REG_MSR |
||
6227 | hidnplayr | 1018 | in ax, dx |
3545 | hidnplayr | 1019 | |
1020 | test al, 1 shl 2 ; 0 = link ok 1 = link fail |
||
1021 | jnz .notconnected |
||
1022 | |||
6227 | hidnplayr | 1023 | mov ecx, ETH_LINK_10M |
3545 | hidnplayr | 1024 | test al, 1 shl 3 ; 0 = 100 Mbps 1 = 10 Mbps |
6227 | hidnplayr | 1025 | jnz @f |
1026 | mov ecx, ETH_LINK_100M |
||
1027 | @@: |
||
3545 | hidnplayr | 1028 | |
6227 | hidnplayr | 1029 | set_io [ebx + device.io_addr], REG_BMCR |
1030 | in ax, dx |
||
1031 | test ax, 1 shl 8 ; Duplex mode |
||
1032 | jz @f |
||
1033 | or ecx, ETH_LINK_FD |
||
1034 | @@: |
||
3545 | hidnplayr | 1035 | |
6227 | hidnplayr | 1036 | mov [ebx + device.state], ecx |
5045 | hidnplayr | 1037 | invoke NetLinkChanged |
6227 | hidnplayr | 1038 | DEBUGF 2, "link is up\n" |
3545 | hidnplayr | 1039 | ret |
1040 | |||
1041 | .notconnected: |
||
5045 | hidnplayr | 1042 | mov [ebx + device.state], ETH_LINK_DOWN |
1043 | invoke NetLinkChanged |
||
6227 | hidnplayr | 1044 | DEBUGF 2, "link is down\n" |
3545 | hidnplayr | 1045 | ret |
1046 | |||
1047 | |||
1048 | |||
1049 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1050 | ;; ;; |
||
1051 | ;; Write MAC address ;; |
||
1052 | ;; ;; |
||
1053 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1054 | |||
1055 | align 4 |
||
1056 | write_mac: ; in: mac pushed onto stack (as 3 words) |
||
1057 | |||
3856 | hidnplayr | 1058 | DEBUGF 1, "Writing MAC\n" |
3545 | hidnplayr | 1059 | |
1060 | ; disable all in command registers |
||
5045 | hidnplayr | 1061 | set_io [ebx + device.io_addr], 0 |
1062 | set_io [ebx + device.io_addr], REG_9346CR |
||
3545 | hidnplayr | 1063 | xor eax, eax |
1064 | out dx, al |
||
1065 | |||
5045 | hidnplayr | 1066 | set_io [ebx + device.io_addr], REG_IMR |
3545 | hidnplayr | 1067 | xor eax, eax |
1068 | out dx, ax |
||
1069 | |||
5045 | hidnplayr | 1070 | set_io [ebx + device.io_addr], REG_ISR |
3545 | hidnplayr | 1071 | mov eax, -1 |
1072 | out dx, ax |
||
1073 | |||
1074 | ; enable writing |
||
5045 | hidnplayr | 1075 | set_io [ebx + device.io_addr], REG_9346CR |
3545 | hidnplayr | 1076 | mov eax, REG_9346CR_WE |
1077 | out dx, al |
||
1078 | |||
1079 | ; write the mac ... |
||
5045 | hidnplayr | 1080 | set_io [ebx + device.io_addr], REG_IDR0 |
3545 | hidnplayr | 1081 | pop eax |
1082 | out dx, eax |
||
1083 | |||
5045 | hidnplayr | 1084 | set_io [ebx + device.io_addr], REG_IDR0+4 |
3545 | hidnplayr | 1085 | xor eax, eax |
1086 | pop ax |
||
1087 | out dx, eax |
||
1088 | |||
1089 | ; disable writing |
||
5045 | hidnplayr | 1090 | set_io [ebx + device.io_addr], REG_9346CR |
3545 | hidnplayr | 1091 | xor eax, eax |
1092 | out dx, al |
||
1093 | |||
3856 | hidnplayr | 1094 | DEBUGF 1, "MAC write ok!\n" |
3545 | hidnplayr | 1095 | |
1096 | ; Notice this procedure does not ret, but continues to read_mac instead. |
||
1097 | |||
1098 | |||
1099 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1100 | ;; ;; |
||
1101 | ;; Read MAC address ;; |
||
1102 | ;; ;; |
||
1103 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1104 | |||
1105 | read_mac: |
||
3857 | hidnplayr | 1106 | DEBUGF 1, "Reading MAC:\n" |
3545 | hidnplayr | 1107 | |
5045 | hidnplayr | 1108 | set_io [ebx + device.io_addr], 0 |
1109 | lea edi, [ebx + device.mac] |
||
3545 | hidnplayr | 1110 | in eax, dx |
1111 | stosd |
||
1112 | add edx, 4 |
||
1113 | in ax, dx |
||
1114 | stosw |
||
1115 | |||
3857 | hidnplayr | 1116 | DEBUGF 1, "%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 |
3545 | hidnplayr | 1117 | |
1118 | ret |
||
1119 | |||
1120 | |||
1121 | ; End of code |
||
1122 | |||
5045 | hidnplayr | 1123 | data fixups |
1124 | end data |
||
3545 | hidnplayr | 1125 | |
5045 | hidnplayr | 1126 | include '../peimport.inc' |
1127 | |||
3545 | hidnplayr | 1128 | my_service db 'RTL8139',0 ; max 16 chars include zero |
1129 | |||
6711 | hidnplayr | 1130 | sz_unknown db 'Unknown RTL8139 clone', 0 |
1131 | sz_RTL8139 db 'Realtek 8139',0 |
||
1132 | sz_RTL8139_K db 'Realtek 8139 rev K',0 |
||
1133 | sz_RTL8139A db 'Realtek 8139A',0 |
||
1134 | sz_RTL8139A_G db 'Realtek 8139A rev G',0 |
||
1135 | sz_RTL8139B db 'Realtek 8139B',0 |
||
1136 | sz_RTL8130 db 'Realtek 8130',0 |
||
1137 | sz_RTL8139C db 'Realtek 8139C',0 |
||
1138 | sz_RTL8100 db 'Realtek 8100',0 |
||
1139 | sz_RTL8100_8139D db 'Realtek 8100B / 8139D',0 |
||
1140 | sz_RTL8101 db 'Realtek 8101',0 |
||
3545 | hidnplayr | 1141 | |
6711 | hidnplayr | 1142 | hw_ver_names: |
1143 | dd sz_unknown |
||
1144 | dd sz_RTL8139 |
||
1145 | dd sz_RTL8139_K |
||
1146 | dd sz_RTL8139A |
||
1147 | dd sz_RTL8139A_G |
||
1148 | dd sz_RTL8139B |
||
1149 | dd sz_RTL8130 |
||
1150 | dd sz_RTL8139C |
||
1151 | dd sz_RTL8100 |
||
1152 | dd sz_RTL8100_8139D |
||
1153 | dd sz_RTL8101 |
||
3545 | hidnplayr | 1154 | |
6711 | hidnplayr | 1155 | hw_ver_array: ; This array is used by the probe routine to find out wich version of the RTL8139 we are working with |
1156 | db 0 |
||
3545 | hidnplayr | 1157 | db VER_RTL8139 |
6711 | hidnplayr | 1158 | db VER_RTL8139_K |
3545 | hidnplayr | 1159 | db VER_RTL8139A |
6711 | hidnplayr | 1160 | db VER_RTL8139A_G |
3545 | hidnplayr | 1161 | db VER_RTL8139B |
6711 | hidnplayr | 1162 | db VER_RTL8130 |
3545 | hidnplayr | 1163 | db VER_RTL8139C |
1164 | db VER_RTL8100 |
||
6711 | hidnplayr | 1165 | db VER_RTL8100_8139D |
3545 | hidnplayr | 1166 | db VER_RTL8101 |
1167 | |||
6711 | hidnplayr | 1168 | include_debug_strings ; All data wich FDO uses will be included here |
3545 | hidnplayr | 1169 | |
5045 | hidnplayr | 1170 | align 4 |
1171 | devices dd 0 |
||
6711 | hidnplayr | 1172 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling> |
3545 | hidnplayr | 1173 |