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Rev | Author | Line No. | Line |
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1561 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2004-2010. All rights reserved. ;; |
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4 | ;; Distributed under terms of the GNU General Public License ;; |
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5 | ;; ;; |
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6 | ;; MTD80x driver for KolibriOS ;; |
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7 | ;; ;; |
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8 | ;; Based on mtd80x.c from the etherboot project ;; |
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9 | ;; ;; |
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10 | ;; Written by hidnplayr@kolibrios.org ;; |
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11 | ;; ;; |
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12 | ;; GNU GENERAL PUBLIC LICENSE ;; |
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13 | ;; Version 2, June 1991 ;; |
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14 | ;; ;; |
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15 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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16 | |||
17 | format MS COFF |
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18 | |||
2852 | hidnplayr | 19 | API_VERSION = 0x01000100 |
20 | DRIVER_VERSION = 5 |
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1561 | hidnplayr | 21 | |
2852 | hidnplayr | 22 | MAX_DEVICES = 16 |
1561 | hidnplayr | 23 | |
2852 | hidnplayr | 24 | DEBUG = 1 |
25 | __DEBUG__ = 1 |
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26 | __DEBUG_LEVEL__ = 1 |
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1561 | hidnplayr | 27 | |
2852 | hidnplayr | 28 | NUM_TX_DESC = 4 |
29 | NUM_RX_DESC = 4 |
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1561 | 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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34 | include 'netdrv.inc' |
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35 | |||
36 | public START |
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37 | public service_proc |
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38 | public version |
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39 | |||
40 | |||
41 | ; for different PHY |
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42 | |||
2852 | hidnplayr | 43 | MysonPHY = 1 |
44 | AhdocPHY = 2 |
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45 | SeeqPHY = 3 |
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46 | MarvellPHY = 4 |
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47 | Myson981 = 5 |
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48 | LevelOnePHY = 6 |
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49 | OtherPHY = 10 |
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1561 | hidnplayr | 50 | |
51 | ; Offsets to the Command and Status Registers. |
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52 | |||
2852 | hidnplayr | 53 | PAR0 = 0x0 ; physical address 0-3 |
54 | PAR1 = 0x04 ; physical address 4-5 |
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55 | MAR0 = 0x08 ; multicast address 0-3 |
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56 | MAR1 = 0x0C ; multicast address 4-7 |
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57 | FAR0 = 0x10 ; flow-control address 0-3 |
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58 | FAR1 = 0x14 ; flow-control address 4-5 |
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59 | TCRRCR = 0x18 ; receive & transmit configuration |
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60 | BCR = 0x1C ; bus command |
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61 | TXPDR = 0x20 ; transmit polling demand |
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62 | RXPDR = 0x24 ; receive polling demand |
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63 | RXCWP = 0x28 ; receive current word pointer |
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64 | TXLBA = 0x2C ; transmit list base address |
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65 | RXLBA = 0x30 ; receive list base address |
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66 | ISR = 0x34 ; interrupt status |
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67 | IMR = 0x38 ; interrupt mask |
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68 | FTH = 0x3C ; flow control high/low threshold |
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69 | MANAGEMENT = 0x40 ; bootrom/eeprom and mii management |
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70 | TALLY = 0x44 ; tally counters for crc and mpa |
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71 | TSR = 0x48 ; tally counter for transmit status |
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72 | BMCRSR = 0x4c ; basic mode control and status |
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73 | PHYIDENTIFIER = 0x50 ; phy identifier |
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74 | ANARANLPAR = 0x54 ; auto-negotiation advertisement and link partner ability |
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75 | ANEROCR = 0x58 ; auto-negotiation expansion and pci conf. |
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76 | BPREMRPSR = 0x5c ; bypass & receive error mask and phy status |
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1561 | hidnplayr | 77 | |
78 | ; Bits in the interrupt status/enable registers. |
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79 | |||
2852 | hidnplayr | 80 | RFCON = 0x00020000 ; receive flow control xon packet |
81 | RFCOFF = 0x00010000 ; receive flow control xoff packet |
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82 | LSCStatus = 0x00008000 ; link status change |
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83 | ANCStatus = 0x00004000 ; autonegotiation completed |
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84 | FBE = 0x00002000 ; fatal bus error |
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85 | FBEMask = 0x00001800 ; mask bit12-11 |
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86 | ParityErr = 0x00000000 ; parity error |
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87 | TargetErr = 0x00001000 ; target abort |
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88 | MasterErr = 0x00000800 ; master error |
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89 | TUNF = 0x00000400 ; transmit underflow |
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90 | ROVF = 0x00000200 ; receive overflow |
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91 | ETI = 0x00000100 ; transmit early int |
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92 | ERI = 0x00000080 ; receive early int |
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93 | CNTOVF = 0x00000040 ; counter overflow |
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94 | RBU = 0x00000020 ; receive buffer unavailable |
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95 | TBU = 0x00000010 ; transmit buffer unavilable |
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96 | TI = 0x00000008 ; transmit interrupt |
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97 | RI = 0x00000004 ; receive interrupt |
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98 | RxErr = 0x00000002 ; receive error |
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1561 | hidnplayr | 99 | |
100 | ; Bits in the NetworkConfig register. |
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101 | |||
2852 | hidnplayr | 102 | RxModeMask = 0xe0 |
103 | AcceptAllPhys = 0x80 ; promiscuous mode |
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104 | AcceptBroadcast = 0x40 ; accept broadcast |
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105 | AcceptMulticast = 0x20 ; accept mutlicast |
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106 | AcceptRunt = 0x08 ; receive runt pkt |
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107 | ALP = 0x04 ; receive long pkt |
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108 | AcceptErr = 0x02 ; receive error pkt |
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1561 | hidnplayr | 109 | |
2852 | hidnplayr | 110 | AcceptMyPhys = 0x00000000 |
111 | RxEnable = 0x00000001 |
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112 | RxFlowCtrl = 0x00002000 |
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113 | TxEnable = 0x00040000 |
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114 | TxModeFDX = 0x00100000 |
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115 | TxThreshold = 0x00e00000 |
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1561 | hidnplayr | 116 | |
2852 | hidnplayr | 117 | PS1000 = 0x00010000 |
118 | PS10 = 0x00080000 |
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119 | FD = 0x00100000 |
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1561 | hidnplayr | 120 | |
121 | |||
122 | ; Bits in network_desc.status |
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123 | |||
2852 | hidnplayr | 124 | RXOWN = 0x80000000 ; own bit |
125 | FLNGMASK = 0x0fff0000 ; frame length |
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126 | FLNGShift = 16 |
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127 | MARSTATUS = 0x00004000 ; multicast address received |
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128 | BARSTATUS = 0x00002000 ; broadcast address received |
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129 | PHYSTATUS = 0x00001000 ; physical address received |
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130 | RXFSD = 0x00000800 ; first descriptor |
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131 | RXLSD = 0x00000400 ; last descriptor |
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132 | ErrorSummary = 0x80 ; error summary |
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133 | RUNT = 0x40 ; runt packet received |
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134 | LONG = 0x20 ; long packet received |
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135 | FAE = 0x10 ; frame align error |
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136 | CRC = 0x08 ; crc error |
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137 | RXER = 0x04 ; receive error |
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1561 | hidnplayr | 138 | |
139 | ; rx_desc_control_bits |
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140 | |||
2852 | hidnplayr | 141 | RXIC = 0x00800000 ; interrupt control |
142 | RBSShift = 0 |
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1561 | hidnplayr | 143 | |
144 | ; tx_desc_status_bits |
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145 | |||
2852 | hidnplayr | 146 | TXOWN = 0x80000000 ; own bit |
147 | JABTO = 0x00004000 ; jabber timeout |
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148 | CSL = 0x00002000 ; carrier sense lost |
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149 | LC = 0x00001000 ; late collision |
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150 | EC = 0x00000800 ; excessive collision |
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151 | UDF = 0x00000400 ; fifo underflow |
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152 | DFR = 0x00000200 ; deferred |
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153 | HF = 0x00000100 ; heartbeat fail |
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154 | NCRMask = 0x000000ff ; collision retry count |
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155 | NCRShift = 0 |
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1561 | hidnplayr | 156 | |
157 | ; tx_desc_control_bits |
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158 | |||
2852 | hidnplayr | 159 | TXIC = 0x80000000 ; interrupt control |
160 | ETIControl = 0x40000000 ; early transmit interrupt |
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161 | TXLD = 0x20000000 ; last descriptor |
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162 | TXFD = 0x10000000 ; first descriptor |
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163 | CRCEnable = 0x08000000 ; crc control |
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164 | PADEnable = 0x04000000 ; padding control |
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165 | RetryTxLC = 0x02000000 ; retry late collision |
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166 | PKTSMask = 0x3ff800 ; packet size bit21-11 |
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167 | PKTSShift = 11 |
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168 | TBSMask = 0x000007ff ; transmit buffer bit 10-0 |
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169 | TBSShift = 0 |
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1561 | hidnplayr | 170 | |
171 | ; BootROM/EEPROM/MII Management Register |
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172 | |||
2852 | hidnplayr | 173 | MASK_MIIR_MII_READ = 0x00000000 |
174 | MASK_MIIR_MII_WRITE = 0x00000008 |
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175 | MASK_MIIR_MII_MDO = 0x00000004 |
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176 | MASK_MIIR_MII_MDI = 0x00000002 |
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177 | MASK_MIIR_MII_MDC = 0x00000001 |
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1561 | hidnplayr | 178 | |
179 | ; ST+OP+PHYAD+REGAD+TA |
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180 | |||
2852 | hidnplayr | 181 | OP_READ = 0x6000 ; ST:01+OP:10+PHYAD+REGAD+TA:Z0 |
182 | OP_WRITE = 0x5002 ; ST:01+OP:01+PHYAD+REGAD+TA:10 |
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1561 | hidnplayr | 183 | |
184 | ; ------------------------------------------------------------------------- |
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185 | ; Constants for Myson PHY |
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186 | ; ------------------------------------------------------------------------- |
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187 | |||
2852 | hidnplayr | 188 | MysonPHYID = 0xd0000302 |
189 | MysonPHYID0 = 0x0302 |
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190 | StatusRegister = 18 |
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191 | SPEED100 = 0x0400 ; bit10 |
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192 | FULLMODE = 0x0800 ; bit11 |
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1561 | hidnplayr | 193 | |
194 | ; ------------------------------------------------------------------------- |
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195 | ; Constants for Seeq 80225 PHY |
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196 | ; ------------------------------------------------------------------------- |
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197 | |||
2852 | hidnplayr | 198 | SeeqPHYID0 = 0x0016 |
199 | MIIRegister18 = 18 |
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200 | SPD_DET_100 = 0x80 |
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201 | DPLX_DET_FULL = 0x40 |
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1561 | hidnplayr | 202 | |
203 | ; ------------------------------------------------------------------------- |
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204 | ; Constants for Ahdoc 101 PHY |
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205 | ; ------------------------------------------------------------------------- |
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206 | |||
2852 | hidnplayr | 207 | AhdocPHYID0 = 0x0022 |
208 | DiagnosticReg = 18 |
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209 | DPLX_FULL = 0x0800 |
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210 | Speed_100 = 0x0400 |
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1561 | hidnplayr | 211 | |
212 | ; -------------------------------------------------------------------------- |
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213 | ; Constants |
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214 | ; -------------------------------------------------------------------------- |
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215 | |||
2852 | hidnplayr | 216 | MarvellPHYID0 = 0x0141 |
217 | LevelOnePHYID0 = 0x0013 |
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1561 | hidnplayr | 218 | |
2852 | hidnplayr | 219 | MII1000BaseTControlReg = 9 |
220 | MII1000BaseTStatusReg = 10 |
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221 | SpecificReg = 17 |
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1561 | hidnplayr | 222 | |
223 | ; for 1000BaseT Control Register |
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224 | |||
2852 | hidnplayr | 225 | PHYAbletoPerform1000FullDuplex = 0x0200 |
226 | PHYAbletoPerform1000HalfDuplex = 0x0100 |
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227 | PHY1000AbilityMask = 0x300 |
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1561 | hidnplayr | 228 | |
229 | ; for phy specific status register, marvell phy. |
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230 | |||
2852 | hidnplayr | 231 | SpeedMask = 0x0c000 |
232 | Speed_1000M = 0x08000 |
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233 | Speed_100M = 0x4000 |
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234 | Speed_10M = 0 |
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235 | Full_Duplex = 0x2000 |
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1561 | hidnplayr | 236 | |
237 | ; for phy specific status register, levelone phy |
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238 | |||
2852 | hidnplayr | 239 | LXT1000_100M = 0x08000 |
240 | LXT1000_1000M = 0x0c000 |
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241 | LXT1000_Full = 0x200 |
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1561 | hidnplayr | 242 | |
243 | ; for PHY |
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244 | |||
2852 | hidnplayr | 245 | LinkIsUp = 0x0004 |
246 | LinkIsUp2 = 0x00040000 |
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1561 | hidnplayr | 247 | |
248 | |||
249 | |||
250 | virtual at 0 |
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251 | |||
2544 | hidnplayr | 252 | mtd_desc: |
253 | .status dd ? |
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254 | .control dd ? |
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255 | .buffer dd ? |
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256 | .next_desc dd ? |
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1561 | hidnplayr | 257 | |
2544 | hidnplayr | 258 | .next_desc_logical dd ? |
259 | .skbuff dd ? |
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1561 | hidnplayr | 260 | |
2544 | hidnplayr | 261 | .reserved1 dd ? |
262 | .reserved2 dd ? |
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1561 | hidnplayr | 263 | |
2544 | hidnplayr | 264 | .size = $ |
1561 | hidnplayr | 265 | |
266 | end virtual |
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267 | |||
268 | |||
269 | virtual at ebx |
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270 | |||
2544 | hidnplayr | 271 | device: |
1561 | hidnplayr | 272 | |
2544 | hidnplayr | 273 | ETH_DEVICE |
1561 | hidnplayr | 274 | |
2544 | hidnplayr | 275 | .tx_desc rb NUM_TX_DESC*mtd_desc.size |
276 | .rx_desc rb NUM_RX_DESC*mtd_desc.size |
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1561 | hidnplayr | 277 | |
2544 | hidnplayr | 278 | .io_addr dd ? |
279 | .pci_bus db ? |
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280 | .pci_dev db ? |
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281 | .irq_line db ? |
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282 | .dev_id dw ? |
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1561 | hidnplayr | 283 | |
2544 | hidnplayr | 284 | .flags dd ? |
1561 | hidnplayr | 285 | |
2544 | hidnplayr | 286 | .crvalue dd ? |
287 | .bcrvalue dd ? |
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1561 | hidnplayr | 288 | |
2544 | hidnplayr | 289 | .cur_rx dd ? |
290 | .cur_tx dd ? |
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1561 | hidnplayr | 291 | |
292 | ; These values are keep track of the transceiver/media in use. |
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293 | |||
2544 | hidnplayr | 294 | .linkok dd ? |
295 | .line_speed dd ? |
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296 | .duplexmode dd ? |
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297 | .default_port dd ? |
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298 | .PHYType dd ? |
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1561 | hidnplayr | 299 | |
300 | ; MII transceiver section. |
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301 | |||
2544 | hidnplayr | 302 | .mii_cnt dd ? ; MII device addresses. |
303 | .phys db ? ; MII device addresses. |
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1561 | hidnplayr | 304 | |
2544 | hidnplayr | 305 | device_size = $ - device |
1561 | hidnplayr | 306 | |
307 | end virtual |
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308 | |||
309 | |||
310 | |||
311 | section '.flat' code readable align 16 |
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312 | |||
313 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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314 | ;; ;; |
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315 | ;; proc START ;; |
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316 | ;; ;; |
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317 | ;; (standard driver proc) ;; |
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318 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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319 | |||
320 | align 4 |
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321 | proc START stdcall, state:dword |
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322 | |||
2544 | hidnplayr | 323 | cmp [state], 1 |
324 | jne .exit |
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1561 | hidnplayr | 325 | |
326 | .entry: |
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327 | |||
2544 | hidnplayr | 328 | DEBUGF 2,"Loading mtd80x driver\n" |
329 | stdcall RegService, my_service, service_proc |
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330 | ret |
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1561 | hidnplayr | 331 | |
332 | .fail: |
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333 | .exit: |
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2544 | hidnplayr | 334 | xor eax, eax |
335 | ret |
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1561 | hidnplayr | 336 | |
337 | endp |
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338 | |||
339 | |||
340 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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341 | ;; ;; |
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342 | ;; proc SERVICE_PROC ;; |
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343 | ;; ;; |
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344 | ;; (standard driver proc) ;; |
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345 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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346 | |||
347 | align 4 |
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348 | proc service_proc stdcall, ioctl:dword |
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349 | |||
2544 | hidnplayr | 350 | mov edx, [ioctl] |
351 | mov eax, [IOCTL.io_code] |
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1561 | hidnplayr | 352 | |
353 | ;------------------------------------------------------ |
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354 | |||
2544 | hidnplayr | 355 | cmp eax, 0 ;SRV_GETVERSION |
356 | jne @F |
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1561 | hidnplayr | 357 | |
2544 | hidnplayr | 358 | cmp [IOCTL.out_size], 4 |
359 | jl .fail |
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360 | mov eax, [IOCTL.output] |
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361 | mov [eax], dword API_VERSION |
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1561 | hidnplayr | 362 | |
2544 | hidnplayr | 363 | xor eax, eax |
364 | ret |
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1561 | hidnplayr | 365 | |
366 | ;------------------------------------------------------ |
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367 | @@: |
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2544 | hidnplayr | 368 | cmp eax, 1 ;SRV_HOOK |
369 | jne .fail |
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1561 | hidnplayr | 370 | |
2544 | hidnplayr | 371 | cmp [IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
372 | jl .fail |
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1561 | hidnplayr | 373 | |
2544 | hidnplayr | 374 | mov eax, [IOCTL.input] |
375 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
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376 | jne .fail ; other types arent supported for this card yet |
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1561 | hidnplayr | 377 | |
378 | ; check if the device is already listed |
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379 | |||
2544 | hidnplayr | 380 | mov esi, device_list |
381 | mov ecx, [devices] |
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382 | test ecx, ecx |
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383 | jz .firstdevice |
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1561 | hidnplayr | 384 | |
385 | ; mov eax, [IOCTL.input] ; get the pci bus and device numbers |
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2544 | hidnplayr | 386 | mov ax , [eax+1] ; |
1561 | hidnplayr | 387 | .nextdevice: |
2544 | hidnplayr | 388 | mov ebx, [esi] |
389 | 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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390 | je .find_devicenum ; Device is already loaded, let's find it's device number |
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391 | add esi, 4 |
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392 | loop .nextdevice |
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1561 | hidnplayr | 393 | |
394 | |||
395 | ; This device doesnt have its own eth_device structure yet, lets create one |
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396 | .firstdevice: |
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2544 | hidnplayr | 397 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
398 | jge .fail |
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1561 | hidnplayr | 399 | |
2544 | hidnplayr | 400 | allocate_and_clear ebx, device_size, .fail |
1561 | hidnplayr | 401 | |
402 | ; Fill in the direct call addresses into the struct |
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403 | |||
2544 | hidnplayr | 404 | mov [device.reset], reset |
405 | mov [device.transmit], transmit |
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406 | mov [device.get_MAC], read_mac |
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407 | mov [device.set_MAC], write_mac |
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408 | mov [device.unload], unload |
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409 | mov [device.name], my_service |
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1561 | hidnplayr | 410 | |
411 | ; save the pci bus and device numbers |
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412 | |||
2544 | hidnplayr | 413 | mov eax, [IOCTL.input] |
414 | mov cl , [eax+1] |
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415 | mov [device.pci_bus], cl |
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416 | mov cl , [eax+2] |
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417 | mov [device.pci_dev], cl |
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1561 | hidnplayr | 418 | |
419 | ; Now, it's time to find the base io addres of the PCI device |
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420 | |||
2544 | hidnplayr | 421 | find_io [device.pci_bus], [device.pci_dev], [device.io_addr] |
1561 | hidnplayr | 422 | |
423 | ; We've found the io address, find IRQ now |
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424 | |||
2544 | hidnplayr | 425 | find_irq [device.pci_bus], [device.pci_dev], [device.irq_line] |
1561 | hidnplayr | 426 | |
2544 | hidnplayr | 427 | DEBUGF 2,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\ |
428 | [device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:8 |
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1561 | hidnplayr | 429 | |
430 | ; Ok, the eth_device structure is ready, let's probe the device |
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431 | ; Because initialization fires IRQ, IRQ handler must be aware of this device |
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2544 | hidnplayr | 432 | mov eax, [devices] ; Add the device structure to our device list |
433 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
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434 | inc [devices] ; |
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1561 | hidnplayr | 435 | |
2544 | hidnplayr | 436 | call probe ; this function will output in eax |
437 | test eax, eax |
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438 | jnz .err2 ; If an error occured, exit |
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1561 | hidnplayr | 439 | |
2544 | hidnplayr | 440 | mov [device.type], NET_TYPE_ETH |
441 | call NetRegDev |
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1561 | hidnplayr | 442 | |
2544 | hidnplayr | 443 | cmp eax, -1 |
444 | je .destroy |
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1561 | hidnplayr | 445 | |
2544 | hidnplayr | 446 | ret |
1561 | hidnplayr | 447 | |
448 | ; If the device was already loaded, find the device number and return it in eax |
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449 | |||
450 | .find_devicenum: |
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2544 | hidnplayr | 451 | DEBUGF 2,"Trying to find device number of already registered device\n" |
452 | call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
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453 | ; into a device number in edi |
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454 | mov eax, edi ; Application wants it in eax instead |
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455 | DEBUGF 2,"Kernel says: %u\n", eax |
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456 | ret |
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1561 | hidnplayr | 457 | |
458 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
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459 | |||
460 | .destroy: |
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2544 | hidnplayr | 461 | ; todo: reset device into virgin state |
1561 | hidnplayr | 462 | |
463 | .err2: |
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2544 | hidnplayr | 464 | dec [devices] |
1561 | hidnplayr | 465 | .err: |
2544 | hidnplayr | 466 | DEBUGF 2,"removing device structure\n" |
467 | stdcall KernelFree, ebx |
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1561 | hidnplayr | 468 | .fail: |
2544 | hidnplayr | 469 | or eax, -1 |
470 | ret |
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1561 | hidnplayr | 471 | |
472 | ;------------------------------------------------------ |
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473 | endp |
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474 | |||
475 | |||
476 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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477 | ;; ;; |
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478 | ;; Actual Hardware dependent code starts here ;; |
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479 | ;; ;; |
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480 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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481 | |||
482 | |||
483 | |||
484 | align 4 |
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485 | unload: |
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2544 | hidnplayr | 486 | ; TODO: (in this particular order) |
487 | ; |
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488 | ; - Stop the device |
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1561 | hidnplayr | 489 | |
490 | ; /* Disable Tx Rx*/ |
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491 | ; outl( mtdx.crvalue & (~TxEnable) & (~RxEnable), mtdx.ioaddr + TCRRCR ); |
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492 | ; |
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493 | ; /* Reset the chip to erase previous misconfiguration. */ |
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494 | ; mtd_reset(nic); |
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495 | |||
2544 | hidnplayr | 496 | ; - Detach int handler |
497 | ; - Remove device from local list (device_list) |
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498 | ; - call unregister function in kernel |
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499 | ; - Remove all allocated structures and buffers the card used |
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1561 | hidnplayr | 500 | |
2544 | hidnplayr | 501 | or eax,-1 |
1561 | hidnplayr | 502 | |
503 | ret |
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504 | |||
505 | |||
506 | ;------- |
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507 | ; |
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508 | ; PROBE |
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509 | ; |
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510 | ;------- |
||
511 | align 4 |
||
512 | probe: |
||
513 | |||
2544 | hidnplayr | 514 | DEBUGF 2,"Probing mtd80x device\n" |
1561 | hidnplayr | 515 | |
2544 | hidnplayr | 516 | make_bus_master [device.pci_bus], [device.pci_dev] |
1561 | hidnplayr | 517 | |
2544 | hidnplayr | 518 | movzx eax, [device.pci_bus] |
519 | movzx ecx, [device.pci_dev] |
||
520 | stdcall PciRead32, eax ,ecx ,0 |
||
1561 | hidnplayr | 521 | |
2544 | hidnplayr | 522 | cmp ax , 0x1516 |
523 | jne .notfound |
||
524 | shr eax, 16 |
||
525 | mov [device.dev_id], ax |
||
1561 | hidnplayr | 526 | |
2544 | hidnplayr | 527 | cmp ax, 0x0800 |
528 | je .has_mii_xcvr |
||
1561 | hidnplayr | 529 | |
2544 | hidnplayr | 530 | cmp ax, 0x0803 |
531 | je .has_chip_xcvr |
||
1561 | hidnplayr | 532 | |
2544 | hidnplayr | 533 | cmp ax, 0x0891 |
534 | je .has_mii_xcvr |
||
1561 | hidnplayr | 535 | |
536 | .notfound: |
||
2544 | hidnplayr | 537 | DEBUGF 1,"Device not supported!\n" |
538 | xor eax, eax |
||
539 | dec eax |
||
540 | ret |
||
1561 | hidnplayr | 541 | |
542 | .has_chip_xcvr: |
||
2544 | hidnplayr | 543 | DEBUGF 1,"Device has chip xcvr\n" |
1561 | hidnplayr | 544 | |
2544 | hidnplayr | 545 | jmp .xcvr_set |
1561 | hidnplayr | 546 | |
547 | .has_mii_xcvr: |
||
2544 | hidnplayr | 548 | DEBUGF 1,"Device has mii xcvr\n" |
1561 | hidnplayr | 549 | |
550 | .xcvr_set: |
||
551 | |||
2544 | hidnplayr | 552 | call read_mac |
1561 | hidnplayr | 553 | |
554 | ; Reset the chip to erase previous misconfiguration. |
||
555 | |||
2544 | hidnplayr | 556 | set_io 0 |
557 | set_io BCR |
||
558 | xor eax, eax |
||
559 | inc eax |
||
560 | out dx, eax |
||
1561 | hidnplayr | 561 | |
562 | ; find the connected MII xcvrs |
||
563 | |||
2544 | hidnplayr | 564 | cmp [device.dev_id], 0x0803 |
565 | je .is_803 |
||
1561 | hidnplayr | 566 | |
2852 | hidnplayr | 567 | ; int phy, phy_idx = 0; |
1561 | hidnplayr | 568 | ; |
2852 | hidnplayr | 569 | ; for (phy = 1; phy < 32 && phy_idx < 1; phy++) { |
570 | ; int mii_status = mdio_read(nic, phy, 1); |
||
1561 | hidnplayr | 571 | ; |
2852 | hidnplayr | 572 | ; if (mii_status != 0xffff && mii_status != 0x0000) { |
573 | ; mtdx.phys[phy_idx] = phy; |
||
1561 | hidnplayr | 574 | ; |
575 | ; DBG ( "%s: MII PHY found at address %d, status " |
||
576 | ; "0x%4.4x.\n", mtdx.nic_name, phy, mii_status ); |
||
577 | ; /* get phy type */ |
||
578 | ; { |
||
579 | ; unsigned int data; |
||
580 | ; |
||
2852 | hidnplayr | 581 | ; data = mdio_read(nic, mtdx.phys[phy_idx], 2); |
582 | ; if (data equ= SeeqPHYID0) |
||
583 | ; mtdx.PHYType = SeeqPHY; |
||
584 | ; else if (data equ= AhdocPHYID0) |
||
585 | ; mtdx.PHYType = AhdocPHY; |
||
586 | ; else if (data equ= MarvellPHYID0) |
||
587 | ; mtdx.PHYType = MarvellPHY; |
||
588 | ; else if (data equ= MysonPHYID0) |
||
589 | ; mtdx.PHYType = Myson981; |
||
590 | ; else if (data equ= LevelOnePHYID0) |
||
591 | ; mtdx.PHYType = LevelOnePHY; |
||
1561 | hidnplayr | 592 | ; else |
2852 | hidnplayr | 593 | ; mtdx.PHYType = OtherPHY; |
1561 | hidnplayr | 594 | ; } |
595 | ; phy_idx++; |
||
596 | ; } |
||
597 | ; } |
||
598 | ; |
||
2852 | hidnplayr | 599 | ; mtdx.mii_cnt = phy_idx; |
600 | ; if (phy_idx equ= 0) { |
||
1561 | hidnplayr | 601 | ; printf("%s: MII PHY not found -- this device may " |
602 | ; "not operate correctly.\n", mtdx.nic_name); |
||
603 | ; } |
||
604 | |||
2544 | hidnplayr | 605 | jmp .no_803 |
1561 | hidnplayr | 606 | |
607 | .is_803: |
||
608 | |||
2544 | hidnplayr | 609 | mov [device.phys], 32 |
1561 | hidnplayr | 610 | |
611 | ; get phy type |
||
2544 | hidnplayr | 612 | set_io 0 |
613 | set_io PHYIDENTIFIER |
||
614 | in eax, dx |
||
1561 | hidnplayr | 615 | |
2544 | hidnplayr | 616 | cmp eax, MysonPHYID |
617 | jne @f |
||
1561 | hidnplayr | 618 | |
2544 | hidnplayr | 619 | mov [device.PHYType], MysonPHY |
620 | DEBUGF 1,"MysonPHY\n" |
||
621 | jmp .no_803 |
||
1561 | hidnplayr | 622 | |
623 | @@: |
||
2544 | hidnplayr | 624 | mov [device.PHYType], OtherPHY |
625 | DEBUGF 1,"OtherPHY\n" |
||
1561 | hidnplayr | 626 | |
627 | .no_803: |
||
628 | |||
629 | ;------- |
||
630 | ; |
||
631 | ; RESET |
||
632 | ; |
||
633 | ;------- |
||
634 | align 4 |
||
635 | reset: |
||
636 | |||
2544 | hidnplayr | 637 | DEBUGF 1,"Resetting mtd80x\n" |
1561 | hidnplayr | 638 | |
639 | ;-------------------------------- |
||
640 | ; insert irq handler on given irq |
||
641 | |||
2544 | hidnplayr | 642 | movzx eax, [device.irq_line] |
643 | DEBUGF 1,"Attaching int handler to irq %x\n", eax:1 |
||
644 | stdcall AttachIntHandler, eax, int_handler, dword 0 |
||
645 | test eax, eax |
||
646 | jnz @f |
||
647 | DEBUGF 1,"\nCould not attach int handler!\n" |
||
1561 | hidnplayr | 648 | ; or eax, -1 |
649 | ; ret |
||
650 | @@: |
||
651 | |||
652 | ; Reset the chip to erase previous misconfiguration. |
||
653 | |||
2544 | hidnplayr | 654 | set_io 0 |
655 | set_io BCR |
||
656 | xor eax, eax |
||
657 | inc eax |
||
658 | out dx, eax |
||
1561 | hidnplayr | 659 | |
2544 | hidnplayr | 660 | call init_ring |
1561 | hidnplayr | 661 | |
662 | ; Initialize other registers. |
||
663 | ; Configure the PCI bus bursts and FIFO thresholds. |
||
664 | |||
2544 | hidnplayr | 665 | mov [device.bcrvalue], 0x10 ; little-endian, 8 burst length |
666 | mov [device.crvalue], 0xa00 ; 128 burst length |
||
1561 | hidnplayr | 667 | |
2544 | hidnplayr | 668 | cmp [device.dev_id], 0x891 |
669 | jne @f |
||
670 | or [device.bcrvalue], 0x200 ; set PROG bit |
||
671 | or [device.crvalue], 0x02000000 ; set enhanced bit |
||
1561 | hidnplayr | 672 | @@: |
673 | |||
2544 | hidnplayr | 674 | or [device.crvalue], RxEnable + TxThreshold + TxEnable |
1561 | hidnplayr | 675 | |
2544 | hidnplayr | 676 | call set_rx_mode |
1561 | hidnplayr | 677 | |
2544 | hidnplayr | 678 | set_io 0 |
679 | set_io BCR |
||
680 | mov eax, [device.bcrvalue] |
||
681 | out dx, eax |
||
1561 | hidnplayr | 682 | |
2544 | hidnplayr | 683 | set_io TCRRCR |
684 | mov eax, [device.crvalue] |
||
685 | out dx, eax |
||
1561 | hidnplayr | 686 | |
2544 | hidnplayr | 687 | call getlinkstatus |
688 | call getlinktype |
||
1561 | hidnplayr | 689 | |
690 | ; Restart Rx engine if stopped. |
||
691 | |||
2544 | hidnplayr | 692 | set_io 0 |
693 | set_io RXPDR |
||
694 | xor eax, eax |
||
695 | out dx, eax |
||
1561 | hidnplayr | 696 | |
697 | ; Enable interrupts |
||
698 | |||
2544 | hidnplayr | 699 | set_io 0 |
700 | set_io ISR |
||
701 | mov eax, (FBE or TUNF or CNTOVF or RBU or TI or RI) |
||
702 | out dx, eax |
||
1561 | hidnplayr | 703 | |
2544 | hidnplayr | 704 | set_io IMR |
1561 | hidnplayr | 705 | ; mov eax, (FBE or TUNF or CNTOVF or RBU or TI or RI) |
2544 | hidnplayr | 706 | out dx, eax |
1561 | hidnplayr | 707 | |
708 | ; clear packet/byte counters |
||
709 | |||
2544 | hidnplayr | 710 | xor eax, eax |
711 | lea edi, [device.bytes_tx] |
||
712 | mov ecx, 6 |
||
713 | rep stosd |
||
1561 | hidnplayr | 714 | |
2544 | hidnplayr | 715 | mov [device.mtu], 1514 |
716 | xor eax, eax |
||
1561 | hidnplayr | 717 | |
2544 | hidnplayr | 718 | ret |
1561 | hidnplayr | 719 | |
720 | |||
721 | |||
722 | |||
723 | align 4 |
||
724 | init_ring: |
||
725 | |||
2544 | hidnplayr | 726 | DEBUGF 1,"initializing rx and tx ring\n" |
1561 | hidnplayr | 727 | |
728 | ; Initialize all Rx descriptors |
||
729 | |||
2544 | hidnplayr | 730 | lea esi, [device.rx_desc] |
731 | mov [device.cur_rx], esi |
||
732 | mov ecx, NUM_RX_DESC |
||
1561 | hidnplayr | 733 | .rx_desc_loop: |
2544 | hidnplayr | 734 | mov [esi + mtd_desc.status], RXOWN |
735 | mov [esi + mtd_desc.control], 1536 shl RBSShift |
||
1561 | hidnplayr | 736 | |
2544 | hidnplayr | 737 | lea eax, [esi + mtd_desc.size] |
738 | mov [esi + mtd_desc.next_desc_logical], eax |
||
739 | push ecx esi |
||
740 | GetRealAddr |
||
741 | mov [esi + mtd_desc.next_desc], eax |
||
1561 | hidnplayr | 742 | |
2544 | hidnplayr | 743 | stdcall KernelAlloc, 1536 |
744 | pop esi |
||
745 | push esi |
||
746 | mov [esi + mtd_desc.skbuff], eax |
||
747 | call GetPgAddr |
||
748 | pop esi ecx |
||
749 | mov [esi + mtd_desc.buffer], eax |
||
1561 | hidnplayr | 750 | |
2544 | hidnplayr | 751 | add esi, mtd_desc.size |
752 | loop .rx_desc_loop |
||
1561 | hidnplayr | 753 | |
754 | ; Mark the last entry as wrapping the ring. |
||
755 | |||
2544 | hidnplayr | 756 | lea eax, [device.rx_desc] |
757 | mov [esi - mtd_desc.size + mtd_desc.next_desc_logical], eax |
||
758 | push esi |
||
759 | GetRealAddr |
||
760 | pop esi |
||
761 | mov [esi - mtd_desc.size + mtd_desc.next_desc], eax |
||
1561 | hidnplayr | 762 | |
2544 | hidnplayr | 763 | set_io 0 |
764 | set_io RXLBA |
||
765 | out dx, eax |
||
1561 | hidnplayr | 766 | |
767 | ; Initialize all Tx descriptors |
||
768 | |||
2544 | hidnplayr | 769 | lea esi, [device.tx_desc] |
770 | mov [device.cur_tx], esi |
||
771 | mov ecx, NUM_TX_DESC |
||
1561 | hidnplayr | 772 | .tx_desc_loop: |
2544 | hidnplayr | 773 | mov [esi + mtd_desc.status], 0 |
1561 | hidnplayr | 774 | |
2544 | hidnplayr | 775 | lea eax, [esi + mtd_desc.size] |
776 | mov [esi + mtd_desc.next_desc_logical], eax |
||
777 | push ecx esi |
||
778 | GetRealAddr |
||
779 | pop esi ecx |
||
780 | mov [esi + mtd_desc.next_desc], eax |
||
1561 | hidnplayr | 781 | |
2544 | hidnplayr | 782 | add esi, mtd_desc.size |
783 | loop .tx_desc_loop |
||
1561 | hidnplayr | 784 | |
785 | ; Mark the last entry as wrapping the ring. |
||
786 | |||
2544 | hidnplayr | 787 | lea eax, [device.tx_desc] |
788 | mov [esi - mtd_desc.size + mtd_desc.next_desc_logical], eax |
||
789 | push esi |
||
790 | GetRealAddr |
||
791 | pop esi |
||
792 | mov [esi - mtd_desc.size + mtd_desc.next_desc], eax |
||
1561 | hidnplayr | 793 | |
2544 | hidnplayr | 794 | set_io 0 |
795 | set_io TXLBA |
||
796 | out dx, eax |
||
1561 | hidnplayr | 797 | |
2544 | hidnplayr | 798 | ret |
1561 | hidnplayr | 799 | |
800 | |||
801 | align 4 |
||
802 | set_rx_mode: |
||
803 | |||
2544 | hidnplayr | 804 | DEBUGF 1,"Setting RX mode\n" |
1561 | hidnplayr | 805 | |
806 | ; Too many to match, or accept all multicasts. |
||
807 | |||
2544 | hidnplayr | 808 | set_io 0 |
809 | set_io MAR0 |
||
810 | xor eax, eax |
||
811 | not eax |
||
812 | out dx, eax |
||
813 | set_io MAR1 |
||
814 | out dx, eax |
||
1561 | hidnplayr | 815 | |
2544 | hidnplayr | 816 | and [device.crvalue], not (RxModeMask) |
817 | or [device.crvalue], AcceptBroadcast + AcceptMulticast + AcceptMyPhys |
||
1561 | hidnplayr | 818 | |
2544 | hidnplayr | 819 | ret |
1561 | hidnplayr | 820 | |
821 | |||
822 | align 4 |
||
823 | getlinkstatus: |
||
824 | |||
2544 | hidnplayr | 825 | DEBUGF 1,"Getting link status\n" |
1561 | hidnplayr | 826 | |
2544 | hidnplayr | 827 | mov [device.linkok], 0 |
1561 | hidnplayr | 828 | |
2544 | hidnplayr | 829 | cmp [device.PHYType], MysonPHY |
830 | jne .no_myson_phy |
||
1561 | hidnplayr | 831 | |
2544 | hidnplayr | 832 | set_io 0 |
833 | set_io BMCRSR |
||
834 | mov ecx, 1000 |
||
1561 | hidnplayr | 835 | .loop1: |
2544 | hidnplayr | 836 | in eax, dx |
837 | test eax, LinkIsUp2 |
||
838 | jnz .link_ok |
||
1561 | hidnplayr | 839 | |
2544 | hidnplayr | 840 | push ecx edx ebx |
841 | mov esi, 10 |
||
842 | call Sleep |
||
843 | pop ebx edx ecx |
||
844 | loop .loop1 |
||
1561 | hidnplayr | 845 | |
2544 | hidnplayr | 846 | ret |
1561 | hidnplayr | 847 | |
848 | .no_myson_phy: |
||
849 | |||
2852 | hidnplayr | 850 | ; for (i = 0; i < DelayTime; ++i) { |
1561 | hidnplayr | 851 | ; if (mdio_read(nic, mtdx.phys[0], MII_BMSR) & BMSR_LSTATUS) { |
2852 | hidnplayr | 852 | ; mtdx.linkok = 1; |
1561 | hidnplayr | 853 | ; return; |
854 | ; } |
||
855 | ; m80x_delay(100); |
||
856 | |||
2544 | hidnplayr | 857 | ret |
1561 | hidnplayr | 858 | |
859 | .link_ok: |
||
2544 | hidnplayr | 860 | DEBUGF 1,"Link is up\n" |
861 | inc [device.linkok] |
||
862 | ret |
||
1561 | hidnplayr | 863 | |
864 | |||
865 | |||
866 | |||
867 | align 4 |
||
868 | getlinktype: |
||
869 | |||
2544 | hidnplayr | 870 | DEBUGF 1,"Getting link type\n" |
1561 | hidnplayr | 871 | |
2544 | hidnplayr | 872 | cmp [device.PHYType], MysonPHY |
873 | jne .no_myson_phy |
||
1561 | hidnplayr | 874 | |
2544 | hidnplayr | 875 | DEBUGF 1,"myson PHY\n" |
1561 | hidnplayr | 876 | |
2544 | hidnplayr | 877 | set_io 0 |
878 | set_io TCRRCR |
||
879 | in eax, dx |
||
1561 | hidnplayr | 880 | |
2852 | hidnplayr | 881 | mov [device.duplexmode], 1 ; 1 = half duplex |
2544 | hidnplayr | 882 | test eax, FD |
883 | jne @f |
||
884 | DEBUGF 1,"full duplex\n" |
||
2852 | hidnplayr | 885 | inc [device.duplexmode] ; 2 = full duplex |
1561 | hidnplayr | 886 | @@: |
887 | |||
2852 | hidnplayr | 888 | mov [device.line_speed], 1 ; 1 = 10M |
2544 | hidnplayr | 889 | test eax, PS10 |
890 | jne @f |
||
891 | DEBUGF 1,"100mbit\n" |
||
2852 | hidnplayr | 892 | inc [device.line_speed] ; 2 = 100M |
1561 | hidnplayr | 893 | @@: |
894 | |||
2544 | hidnplayr | 895 | ret |
1561 | hidnplayr | 896 | |
897 | .no_myson_phy: |
||
898 | |||
2544 | hidnplayr | 899 | DEBUGF 1,"no myson phy\n" |
1561 | hidnplayr | 900 | |
2852 | hidnplayr | 901 | ; if (mtdx.PHYType equ= SeeqPHY) { /* this PHY is SEEQ 80225 */ |
1561 | hidnplayr | 902 | ; unsigned int data; |
903 | ; |
||
2852 | hidnplayr | 904 | ; data = mdio_read(dev, mtdx.phys[0], MIIRegister18); |
1561 | hidnplayr | 905 | ; if (data & SPD_DET_100) |
2852 | hidnplayr | 906 | ; mtdx.line_speed = 2; /* 100M */ |
1561 | hidnplayr | 907 | ; else |
2852 | hidnplayr | 908 | ; mtdx.line_speed = 1; /* 10M */ |
1561 | hidnplayr | 909 | ; if (data & DPLX_DET_FULL) |
2852 | hidnplayr | 910 | ; mtdx.duplexmode = 2; /* full duplex mode */ |
1561 | hidnplayr | 911 | ; else |
2852 | hidnplayr | 912 | ; mtdx.duplexmode = 1; /* half duplex mode */ |
913 | ; } else if (mtdx.PHYType equ= AhdocPHY) { |
||
1561 | hidnplayr | 914 | ; unsigned int data; |
915 | ; |
||
2852 | hidnplayr | 916 | ; data = mdio_read(dev, mtdx.phys[0], DiagnosticReg); |
1561 | hidnplayr | 917 | ; if (data & Speed_100) |
2852 | hidnplayr | 918 | ; mtdx.line_speed = 2; /* 100M */ |
1561 | hidnplayr | 919 | ; else |
2852 | hidnplayr | 920 | ; mtdx.line_speed = 1; /* 10M */ |
1561 | hidnplayr | 921 | ; if (data & DPLX_FULL) |
2852 | hidnplayr | 922 | ; mtdx.duplexmode = 2; /* full duplex mode */ |
1561 | hidnplayr | 923 | ; else |
2852 | hidnplayr | 924 | ; mtdx.duplexmode = 1; /* half duplex mode */ |
1561 | hidnplayr | 925 | ; } |
2852 | hidnplayr | 926 | ; else if (mtdx.PHYType equ= MarvellPHY) { |
1561 | hidnplayr | 927 | ; unsigned int data; |
928 | ; |
||
2852 | hidnplayr | 929 | ; data = mdio_read(dev, mtdx.phys[0], SpecificReg); |
1561 | hidnplayr | 930 | ; if (data & Full_Duplex) |
2852 | hidnplayr | 931 | ; mtdx.duplexmode = 2; /* full duplex mode */ |
1561 | hidnplayr | 932 | ; else |
2852 | hidnplayr | 933 | ; mtdx.duplexmode = 1; /* half duplex mode */ |
934 | ; data &= SpeedMask; |
||
935 | ; if (data equ= Speed_1000M) |
||
936 | ; mtdx.line_speed = 3; /* 1000M */ |
||
937 | ; else if (data equ= Speed_100M) |
||
938 | ; mtdx.line_speed = 2; /* 100M */ |
||
1561 | hidnplayr | 939 | ; else |
2852 | hidnplayr | 940 | ; mtdx.line_speed = 1; /* 10M */ |
1561 | hidnplayr | 941 | ; } |
2852 | hidnplayr | 942 | ; else if (mtdx.PHYType equ= Myson981) { |
1561 | hidnplayr | 943 | ; unsigned int data; |
944 | ; |
||
2852 | hidnplayr | 945 | ; data = mdio_read(dev, mtdx.phys[0], StatusRegister); |
1561 | hidnplayr | 946 | ; |
947 | ; if (data & SPEED100) |
||
2852 | hidnplayr | 948 | ; mtdx.line_speed = 2; |
1561 | hidnplayr | 949 | ; else |
2852 | hidnplayr | 950 | ; mtdx.line_speed = 1; |
1561 | hidnplayr | 951 | ; |
952 | ; if (data & FULLMODE) |
||
2852 | hidnplayr | 953 | ; mtdx.duplexmode = 2; |
1561 | hidnplayr | 954 | ; else |
2852 | hidnplayr | 955 | ; mtdx.duplexmode = 1; |
1561 | hidnplayr | 956 | ; } |
2852 | hidnplayr | 957 | ; else if (mtdx.PHYType equ= LevelOnePHY) { |
1561 | hidnplayr | 958 | ; unsigned int data; |
959 | ; |
||
2852 | hidnplayr | 960 | ; data = mdio_read(dev, mtdx.phys[0], SpecificReg); |
1561 | hidnplayr | 961 | ; if (data & LXT1000_Full) |
2852 | hidnplayr | 962 | ; mtdx.duplexmode = 2; /* full duplex mode */ |
1561 | hidnplayr | 963 | ; else |
2852 | hidnplayr | 964 | ; mtdx.duplexmode = 1; /* half duplex mode */ |
965 | ; data &= SpeedMask; |
||
966 | ; if (data equ= LXT1000_1000M) |
||
967 | ; mtdx.line_speed = 3; /* 1000M */ |
||
968 | ; else if (data equ= LXT1000_100M) |
||
969 | ; mtdx.line_speed = 2; /* 100M */ |
||
1561 | hidnplayr | 970 | ; else |
2852 | hidnplayr | 971 | ; mtdx.line_speed = 1; /* 10M */ |
1561 | hidnplayr | 972 | ; } |
973 | |||
974 | ; // chage crvalue |
||
975 | ; // mtdx.crvalue&equ(~PS10)&(~FD); |
||
2852 | hidnplayr | 976 | ; mtdx.crvalue &= (~PS10) & (~FD) & (~PS1000); |
977 | ; if (mtdx.line_speed equ= 1) |
||
978 | ; mtdx.crvalue |= PS10; |
||
979 | ; else if (mtdx.line_speed equ= 3) |
||
980 | ; mtdx.crvalue |= PS1000; |
||
981 | ; if (mtdx.duplexmode equ= 2) |
||
982 | ; mtdx.crvalue |= FD; |
||
1561 | hidnplayr | 983 | ; |
984 | |||
2544 | hidnplayr | 985 | ret |
1561 | hidnplayr | 986 | |
987 | |||
988 | |||
989 | |||
990 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
991 | ;; ;; |
||
992 | ;; Transmit ;; |
||
993 | ;; ;; |
||
994 | ;; In: buffer pointer in [esp+4] ;; |
||
995 | ;; size of buffer in [esp+8] ;; |
||
996 | ;; pointer to device structure in ebx ;; |
||
997 | ;; ;; |
||
998 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
999 | |||
1000 | align 4 |
||
1001 | transmit: |
||
1002 | |||
2544 | hidnplayr | 1003 | DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n",[esp+4],[esp+8] |
1004 | mov eax, [esp+4] |
||
1005 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
||
1006 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
||
1007 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
1008 | [eax+13]:2,[eax+12]:2 |
||
1561 | hidnplayr | 1009 | |
2544 | hidnplayr | 1010 | cmp dword [esp+8], 1514 |
1011 | ja .fail |
||
1561 | hidnplayr | 1012 | |
2544 | hidnplayr | 1013 | mov esi, [device.cur_tx] |
1014 | push [esi + mtd_desc.next_desc_logical] |
||
1015 | pop [device.cur_tx] |
||
1561 | hidnplayr | 1016 | |
2544 | hidnplayr | 1017 | ; todo: check if descriptor is not owned by the device! |
1561 | hidnplayr | 1018 | |
2544 | hidnplayr | 1019 | mov eax, [esp + 4] |
1020 | mov [esi + mtd_desc.skbuff], eax |
||
1021 | GetRealAddr |
||
1022 | mov [esi + mtd_desc.buffer], eax |
||
1561 | hidnplayr | 1023 | |
2544 | hidnplayr | 1024 | mov eax, [esp + 8] |
1025 | shl eax, PKTSShift ; packet size |
||
1026 | or eax, TXLD + TXFD + CRCEnable + PADEnable + TXIC + 1536 shl TBSShift ; buffer size |
||
1027 | mov [esi + mtd_desc.control], eax |
||
1561 | hidnplayr | 1028 | |
2544 | hidnplayr | 1029 | mov [esi + mtd_desc.status], TXOWN |
1561 | hidnplayr | 1030 | |
1031 | ;------------- |
||
1032 | ; Update stats |
||
1033 | |||
2544 | hidnplayr | 1034 | inc [device.packets_tx] |
1035 | mov eax, [esp+8] |
||
1036 | add dword [device.bytes_tx], eax |
||
1037 | adc dword [device.bytes_tx + 4], 0 |
||
1561 | hidnplayr | 1038 | |
1039 | ; Point to transmit descriptor |
||
1040 | |||
2544 | hidnplayr | 1041 | set_io 0 |
1042 | set_io TXLBA |
||
1043 | mov eax, esi |
||
1044 | GetRealAddr |
||
1045 | out dx, eax |
||
1561 | hidnplayr | 1046 | |
1047 | ; set_io TCRRCR |
||
1048 | ; mov eax, [device.crvalue] |
||
1049 | ; out dx, eax |
||
1050 | |||
1051 | ; Wake the potentially-idle transmit channel. |
||
1052 | |||
2544 | hidnplayr | 1053 | set_io TXPDR ; TX Poll |
1054 | xor eax, eax |
||
1055 | out dx, eax |
||
1561 | hidnplayr | 1056 | |
2544 | hidnplayr | 1057 | DEBUGF 1,"transmit ok\n" |
1058 | xor eax, eax |
||
1059 | ret 8 |
||
1561 | hidnplayr | 1060 | |
1061 | .fail: |
||
2544 | hidnplayr | 1062 | DEBUGF 1,"transmit failed\n" |
1063 | or eax, -1 |
||
1064 | stdcall KernelFree, [esp + 4] |
||
1065 | ret 8 |
||
1561 | hidnplayr | 1066 | |
1067 | |||
1068 | |||
1069 | align 4 |
||
1070 | read_mac: |
||
1071 | |||
2544 | hidnplayr | 1072 | set_io 0 |
1073 | set_io PAR0 |
||
1074 | lea edi, [device.mac] |
||
1075 | insd |
||
1076 | stosd |
||
1077 | set_io PAR1 |
||
1078 | insw |
||
1079 | stosw |
||
1561 | hidnplayr | 1080 | |
2544 | hidnplayr | 1081 | DEBUGF 1,"MAC = %x-%x-%x-%x-%x-%x\n",\ |
1082 | [device.mac+0]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2 |
||
1561 | hidnplayr | 1083 | |
2544 | hidnplayr | 1084 | ret |
1561 | hidnplayr | 1085 | |
1086 | align 4 |
||
1087 | write_mac: |
||
1088 | |||
2544 | hidnplayr | 1089 | ret |
1561 | hidnplayr | 1090 | |
1091 | |||
1092 | |||
1093 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1094 | ;; ;; |
||
1095 | ;; Interrupt handler ;; |
||
1096 | ;; ;; |
||
1097 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1098 | |||
1099 | align 4 |
||
1100 | int_handler: |
||
1101 | |||
2935 | hidnplayr | 1102 | DEBUGF 1,"\n%s int\n", my_service |
1561 | hidnplayr | 1103 | |
1104 | ; find pointer of device wich made IRQ occur |
||
1105 | |||
2544 | hidnplayr | 1106 | mov ecx, [devices] |
1107 | test ecx, ecx |
||
2935 | hidnplayr | 1108 | jz .nothing |
2544 | hidnplayr | 1109 | mov esi, device_list |
1561 | hidnplayr | 1110 | .nextdevice: |
2935 | hidnplayr | 1111 | mov ebx, [esi] |
1561 | hidnplayr | 1112 | |
2544 | hidnplayr | 1113 | set_io 0 |
1114 | set_io ISR |
||
1115 | in eax, dx |
||
2935 | hidnplayr | 1116 | out dx, eax ; send it back to ACK |
2544 | hidnplayr | 1117 | test eax, eax |
1118 | jnz .got_it |
||
1561 | hidnplayr | 1119 | .continue: |
2544 | hidnplayr | 1120 | add esi, 4 |
1121 | dec ecx |
||
1122 | jnz .nextdevice |
||
2935 | hidnplayr | 1123 | .nothing: |
2544 | hidnplayr | 1124 | ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
1561 | hidnplayr | 1125 | |
1126 | .got_it: |
||
1127 | |||
2935 | hidnplayr | 1128 | DEBUGF 1,"Device: %x Status: %x ", ebx, ax |
1561 | hidnplayr | 1129 | |
2544 | hidnplayr | 1130 | test ax, RI ; receive interrupt |
1131 | jz .no_rx |
||
1561 | hidnplayr | 1132 | |
2544 | hidnplayr | 1133 | DEBUGF 1,"Receive interrupt\n" |
1561 | hidnplayr | 1134 | .rx: |
2544 | hidnplayr | 1135 | push ax |
1561 | hidnplayr | 1136 | |
1137 | .rx_loop: |
||
2544 | hidnplayr | 1138 | mov esi, [device.cur_rx] |
1561 | hidnplayr | 1139 | |
2544 | hidnplayr | 1140 | test [esi + mtd_desc.status], RXOWN |
1141 | jnz .fail_rx |
||
1561 | hidnplayr | 1142 | |
2544 | hidnplayr | 1143 | push .rx_complete |
1561 | hidnplayr | 1144 | |
2544 | hidnplayr | 1145 | mov ecx, [esi + mtd_desc.status] |
1146 | shr ecx, FLNGShift |
||
1147 | sub ecx, 4 ; we dont need CRC |
||
1148 | push ecx |
||
1561 | hidnplayr | 1149 | |
1150 | ;------------- |
||
1151 | ; Update stats |
||
1152 | |||
2544 | hidnplayr | 1153 | add dword [device.bytes_rx], ecx |
1154 | adc dword [device.bytes_rx + 4], 0 |
||
1155 | inc dword [device.packets_rx] |
||
1561 | hidnplayr | 1156 | |
1157 | |||
2544 | hidnplayr | 1158 | push [esi + mtd_desc.skbuff] |
1561 | hidnplayr | 1159 | |
2981 | hidnplayr | 1160 | jmp Eth_input |
1561 | hidnplayr | 1161 | |
1162 | .rx_complete: |
||
2544 | hidnplayr | 1163 | mov esi, [device.cur_rx] |
1561 | hidnplayr | 1164 | |
2544 | hidnplayr | 1165 | mov [esi + mtd_desc.control], 1536 shl RBSShift |
1561 | hidnplayr | 1166 | |
2544 | hidnplayr | 1167 | stdcall KernelAlloc, 1536 |
1168 | mov [esi + mtd_desc.skbuff], eax |
||
1169 | call GetPgAddr |
||
1170 | mov [esi + mtd_desc.buffer], eax |
||
1561 | hidnplayr | 1171 | |
2544 | hidnplayr | 1172 | mov [esi + mtd_desc.status], RXOWN |
1561 | hidnplayr | 1173 | |
2544 | hidnplayr | 1174 | mov eax, [esi + mtd_desc.next_desc_logical] |
1175 | mov [device.cur_rx], eax |
||
1561 | hidnplayr | 1176 | |
2544 | hidnplayr | 1177 | jmp .rx_loop |
1561 | hidnplayr | 1178 | ; |
1179 | ; while( ( mtdx.cur_rx->status & RXOWN ) == 0 ) |
||
1180 | ; { |
||
1181 | ; mtdx.cur_rx->status = RXOWN; |
||
1182 | ; mtdx.cur_rx = mtdx.cur_rx->next_desc_logical; |
||
1183 | ; } |
||
1184 | ; |
||
1185 | ; /* Restart Rx engine if stopped. */ |
||
1186 | ; outl(0, mtdx.ioaddr + RXPDR); |
||
1187 | |||
1188 | .fail_rx: |
||
2544 | hidnplayr | 1189 | DEBUGF 1,"RX failed\n" |
1561 | hidnplayr | 1190 | |
2544 | hidnplayr | 1191 | pop ax |
1561 | hidnplayr | 1192 | .no_rx: |
1193 | |||
2544 | hidnplayr | 1194 | test ax, TI ; transmit interrupt |
1195 | jz .no_tx |
||
1561 | hidnplayr | 1196 | |
2544 | hidnplayr | 1197 | DEBUGF 1,"Transmit interrupt\n" |
1198 | push ax |
||
1561 | hidnplayr | 1199 | |
2544 | hidnplayr | 1200 | lea esi, [device.tx_desc] |
1201 | mov ecx, NUM_TX_DESC |
||
1561 | hidnplayr | 1202 | .tx_loop: |
1203 | |||
2544 | hidnplayr | 1204 | test [esi + mtd_desc.status], TXOWN |
1205 | jnz .skip_this_one |
||
1561 | hidnplayr | 1206 | |
2544 | hidnplayr | 1207 | mov eax, [esi + mtd_desc.skbuff] |
1208 | test eax, eax |
||
1209 | je .skip_this_one |
||
1561 | hidnplayr | 1210 | |
2544 | hidnplayr | 1211 | mov [esi + mtd_desc.skbuff], 0 |
1561 | hidnplayr | 1212 | |
2544 | hidnplayr | 1213 | DEBUGF 1,"freeing buffer:%x\n", eax |
1214 | stdcall KernelFree, eax |
||
1561 | hidnplayr | 1215 | |
1216 | .skip_this_one: |
||
2544 | hidnplayr | 1217 | mov esi, [esi + mtd_desc.next_desc_logical] |
1218 | loop .tx_loop |
||
1561 | hidnplayr | 1219 | |
2544 | hidnplayr | 1220 | pop ax |
1561 | hidnplayr | 1221 | |
1222 | .no_tx: |
||
1223 | |||
2544 | hidnplayr | 1224 | test ax, TBU |
1225 | jz .no_tbu |
||
1561 | hidnplayr | 1226 | |
2544 | hidnplayr | 1227 | DEBUGF 1,"Transmit buffer unavailable!\n" |
1561 | hidnplayr | 1228 | |
1229 | .no_tbu: |
||
1230 | |||
1231 | .fail: |
||
1232 | |||
2544 | hidnplayr | 1233 | ret |
1561 | hidnplayr | 1234 | |
1235 | |||
1236 | ; End of code |
||
1237 | |||
2544 | hidnplayr | 1238 | align 4 ; Place all initialised data here |
1561 | hidnplayr | 1239 | |
1240 | devices dd 0 |
||
1241 | version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
||
2544 | hidnplayr | 1242 | my_service db 'mtd80x',0 ; max 16 chars include zero |
1561 | hidnplayr | 1243 | |
1244 | |||
1245 | ; 0x1516, 0x0800, "MTD800", "Myson MTD800" |
||
1246 | ; 0x1516, 0x0803, "MTD803", "Surecom EP-320X" |
||
1247 | ; 0x1516, 0x0891, "MTD891", "Myson MTD891" |
||
1248 | |||
1249 | |||
2544 | hidnplayr | 1250 | include_debug_strings ; All data wich FDO uses will be included here |
1561 | hidnplayr | 1251 | |
1252 | section '.data' data readable writable align 16 ; place all uninitialized data place here |
||
1253 | |||
2544 | hidnplayr | 1254 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling>>> |
1561 | hidnplayr | 1255 |