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Rev | Author | Line No. | Line |
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3545 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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5363 | yogev_ezra | 3 | ;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;; |
3545 | hidnplayr | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
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6 | ;; i8255x (Intel eepro 100) driver for KolibriOS ;; |
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7 | ;; ;; |
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8 | ;; Written by hidnplayr@kolibrios.org ;; |
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9 | ;; ;; |
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10 | ;; GNU GENERAL PUBLIC LICENSE ;; |
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11 | ;; Version 2, June 1991 ;; |
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12 | ;; ;; |
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13 | ;; Some parts of this driver are based on the code of eepro100.c ;; |
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14 | ;; from linux. ;; |
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15 | ;; ;; |
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16 | ;; Intel's programming manual for i8255x: ;; |
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17 | ;; http://www.intel.com/design/network/manuals/8255x_opensdm.htm ;; |
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18 | ;; ;; |
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19 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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20 | |||
5560 | hidnplayr | 21 | ;TODO: use more RX buffers |
3545 | hidnplayr | 22 | |
4581 | hidnplayr | 23 | format PE DLL native |
24 | entry START |
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3545 | hidnplayr | 25 | |
4581 | hidnplayr | 26 | CURRENT_API = 0x0200 |
27 | COMPATIBLE_API = 0x0100 |
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28 | API_VERSION = (COMPATIBLE_API shl 16) + CURRENT_API |
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3545 | hidnplayr | 29 | |
30 | MAX_DEVICES = 16 |
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31 | |||
5525 | hidnplayr | 32 | TX_RING_SIZE = 16 |
33 | |||
3545 | hidnplayr | 34 | DEBUG = 1 |
35 | __DEBUG__ = 1 |
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4582 | hidnplayr | 36 | __DEBUG_LEVEL__ = 2 ; 1 = verbose, 2 = errors only |
3545 | hidnplayr | 37 | |
4581 | 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 | ; Serial EEPROM |
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47 | |||
48 | EE_SK = 1 shl 0 ; serial clock |
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49 | EE_CS = 1 shl 1 ; chip select |
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50 | EE_DI = 1 shl 2 ; data in |
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51 | EE_DO = 1 shl 3 ; data out |
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52 | EE_MASK = EE_SK + EE_CS + EE_DI + EE_DO |
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53 | |||
54 | ; opcodes, first bit is start bit and must be 1 |
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55 | EE_READ = 110b |
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56 | EE_WRITE = 101b |
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57 | EE_ERASE = 111b |
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58 | |||
59 | ; The SCB accepts the following controls for the Tx and Rx units: |
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60 | |||
61 | CU_START = 0x0010 |
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62 | CU_RESUME = 0x0020 |
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63 | CU_STATSADDR = 0x0040 |
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64 | CU_SHOWSTATS = 0x0050 ; Dump statistics counters. |
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65 | CU_CMD_BASE = 0x0060 ; Base address to add CU commands. |
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66 | CU_DUMPSTATS = 0x0070 ; Dump then reset stats counters. |
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67 | |||
68 | RX_START = 0x0001 |
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69 | RX_RESUME = 0x0002 |
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70 | RX_ABORT = 0x0004 |
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71 | RX_ADDR_LOAD = 0x0006 |
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72 | RX_RESUMENR = 0x0007 |
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73 | INT_MASK = 0x0100 |
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74 | DRVR_INT = 0x0200 ; Driver generated interrupt |
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75 | |||
76 | CmdIASetup = 0x0001 |
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77 | CmdConfigure = 0x0002 |
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78 | CmdTx = 0x0004 |
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79 | CmdTxFlex = 0x0008 |
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80 | Cmdsuspend = 0x4000 |
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81 | |||
5522 | hidnplayr | 82 | CmdRxFlex = 0x0008 |
83 | |||
3545 | hidnplayr | 84 | reg_scb_status = 0 |
85 | reg_scb_cmd = 2 |
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86 | reg_scb_ptr = 4 |
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87 | reg_port = 8 |
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88 | reg_eeprom = 14 |
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89 | reg_mdi_ctrl = 16 |
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90 | |||
4581 | hidnplayr | 91 | phy_100a = 0x000003E0 |
92 | phy_100c = 0x035002A8 |
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93 | phy_82555_tx = 0x015002A8 |
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94 | phy_nsc_tx = 0x5C002000 |
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95 | phy_82562_et = 0x033002A8 |
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96 | phy_82562_em = 0x032002A8 |
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97 | phy_82562_ek = 0x031002A8 |
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98 | phy_82562_eh = 0x017002A8 |
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99 | phy_82552_v = 0xd061004d |
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100 | phy_unknown = 0xFFFFFFFF |
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3545 | hidnplayr | 101 | |
4581 | hidnplayr | 102 | mac_82557_D100_A = 0 |
103 | mac_82557_D100_B = 1 |
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104 | mac_82557_D100_C = 2 |
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105 | mac_82558_D101_A4 = 4 |
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106 | mac_82558_D101_B0 = 5 |
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107 | mac_82559_D101M = 8 |
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108 | mac_82559_D101S = 9 |
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109 | mac_82550_D102 = 12 |
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110 | mac_82550_D102_C = 13 |
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111 | mac_82551_E = 14 |
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112 | mac_82551_F = 15 |
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113 | mac_82551_10 = 16 |
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114 | mac_unknown = 0xFF |
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115 | |||
116 | struct rxfd |
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117 | |||
118 | status dw ? |
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119 | command dw ? |
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120 | link dd ? |
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121 | rx_buf_addr dd ? |
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122 | count dw ? |
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123 | size dw ? |
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124 | packet rb 1500 |
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125 | |||
126 | ends |
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127 | |||
5525 | hidnplayr | 128 | struct txfd |
4581 | hidnplayr | 129 | |
5525 | hidnplayr | 130 | status dw ? |
131 | command dw ? |
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132 | link dd ? |
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133 | desc_addr dd ? |
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134 | count dd ? |
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4581 | hidnplayr | 135 | |
5525 | hidnplayr | 136 | buf_addr dd ? |
137 | buf_size dd ? |
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138 | virt_addr dd ? |
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139 | dd ? ; alignment |
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4581 | hidnplayr | 140 | |
5525 | hidnplayr | 141 | ends |
4581 | hidnplayr | 142 | |
143 | struc confcmd { |
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144 | |||
145 | .status dw ? |
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146 | .command dw ? |
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147 | .link dd ? |
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148 | .data rb 64 |
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149 | |||
150 | } |
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151 | |||
152 | struc lstats { |
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153 | |||
154 | .tx_good_frames dd ? |
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155 | .tx_coll16_errs dd ? |
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156 | .tx_late_colls dd ? |
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157 | .tx_underruns dd ? |
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158 | .tx_lost_carrier dd ? |
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159 | .tx_deferred dd ? |
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160 | .tx_one_colls dd ? |
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161 | .tx_multi_colls dd ? |
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162 | .tx_total_colls dd ? |
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163 | |||
164 | .rx_good_frames dd ? |
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165 | .rx_crc_errs dd ? |
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166 | .rx_align_errs dd ? |
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167 | .rx_resource_errs dd ? |
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168 | .rx_overrun_errs dd ? |
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169 | .rx_colls_errs dd ? |
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170 | .rx_runt_errs dd ? |
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171 | |||
172 | } |
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173 | |||
174 | struct device ETH_DEVICE |
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175 | |||
176 | io_addr dd ? |
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177 | pci_bus dd ? |
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178 | pci_dev dd ? |
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179 | rx_desc dd ? |
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5525 | hidnplayr | 180 | cur_tx dd ? |
181 | last_tx dd ? |
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4581 | hidnplayr | 182 | ee_bus_width db ? |
183 | irq_line db ? |
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184 | |||
185 | rb 0x100 - ($ and 0xff) ; align 256 |
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5525 | hidnplayr | 186 | tx_ring rb TX_RING_SIZE*sizeof.txfd |
4581 | hidnplayr | 187 | |
188 | rb 0x100 - ($ and 0xff) ; align 256 |
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189 | confcmd confcmd |
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190 | |||
191 | rb 0x100 - ($ and 0xff) ; align 256 |
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192 | lstats lstats |
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193 | |||
194 | ends |
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195 | |||
3545 | hidnplayr | 196 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
197 | ;; ;; |
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198 | ;; proc START ;; |
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199 | ;; ;; |
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200 | ;; (standard driver proc) ;; |
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201 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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202 | |||
4581 | hidnplayr | 203 | proc START c, state:dword |
3545 | hidnplayr | 204 | |
205 | cmp [state], 1 |
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206 | jne .exit |
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207 | |||
208 | .entry: |
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209 | |||
3845 | hidnplayr | 210 | DEBUGF 1,"Loading driver\n" |
4581 | hidnplayr | 211 | invoke RegService, my_service, service_proc |
3545 | hidnplayr | 212 | ret |
213 | |||
214 | .fail: |
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215 | .exit: |
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216 | xor eax, eax |
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217 | ret |
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218 | |||
219 | endp |
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220 | |||
221 | |||
222 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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223 | ;; ;; |
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224 | ;; proc SERVICE_PROC ;; |
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225 | ;; ;; |
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226 | ;; (standard driver proc) ;; |
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227 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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228 | |||
229 | align 4 |
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230 | proc service_proc stdcall, ioctl:dword |
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231 | |||
232 | mov edx, [ioctl] |
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4470 | hidnplayr | 233 | mov eax, [edx + IOCTL.io_code] |
3545 | hidnplayr | 234 | |
235 | ;------------------------------------------------------ |
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236 | |||
237 | cmp eax, 0 ;SRV_GETVERSION |
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238 | jne @F |
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239 | |||
4470 | hidnplayr | 240 | cmp [edx + IOCTL.out_size], 4 |
3545 | hidnplayr | 241 | jb .fail |
4470 | hidnplayr | 242 | mov eax, [edx + IOCTL.output] |
3545 | hidnplayr | 243 | mov [eax], dword API_VERSION |
244 | |||
245 | xor eax, eax |
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246 | ret |
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247 | |||
248 | ;------------------------------------------------------ |
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249 | @@: |
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250 | cmp eax, 1 ;SRV_HOOK |
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251 | jne .fail |
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252 | |||
4470 | hidnplayr | 253 | cmp [edx + IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
3545 | hidnplayr | 254 | jb .fail |
255 | |||
4470 | hidnplayr | 256 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 257 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
258 | jne .fail ; other types arent supported for this card yet |
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259 | |||
260 | ; check if the device is already listed |
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261 | |||
262 | mov esi, device_list |
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263 | mov ecx, [devices] |
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264 | test ecx, ecx |
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265 | jz .firstdevice |
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266 | |||
4470 | hidnplayr | 267 | ; mov eax, [edx + IOCTL.input] ; get the pci bus and device numbers |
3545 | hidnplayr | 268 | mov ax , [eax+1] ; |
269 | .nextdevice: |
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270 | mov ebx, [esi] |
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4581 | hidnplayr | 271 | cmp al, byte[ebx + device.pci_bus] |
3545 | hidnplayr | 272 | jne @f |
4581 | hidnplayr | 273 | cmp ah, byte[ebx + device.pci_dev] |
3545 | hidnplayr | 274 | je .find_devicenum ; Device is already loaded, let's find it's device number |
275 | @@: |
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276 | add esi, 4 |
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277 | loop .nextdevice |
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278 | |||
279 | |||
280 | ; This device doesnt have its own eth_device structure yet, lets create one |
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281 | .firstdevice: |
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282 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
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283 | jae .fail |
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284 | |||
4581 | hidnplayr | 285 | allocate_and_clear ebx, sizeof.device, .fail ; Allocate the buffer for device structure |
3545 | hidnplayr | 286 | |
287 | ; Fill in the direct call addresses into the struct |
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288 | |||
4581 | hidnplayr | 289 | mov [ebx + device.reset], reset |
290 | mov [ebx + device.transmit], transmit |
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291 | mov [ebx + device.unload], unload |
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292 | mov [ebx + device.name], my_service |
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3545 | hidnplayr | 293 | |
294 | ; save the pci bus and device numbers |
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295 | |||
4470 | hidnplayr | 296 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 297 | movzx ecx, byte[eax+1] |
4581 | hidnplayr | 298 | mov [ebx + device.pci_bus], ecx |
3545 | hidnplayr | 299 | movzx ecx, byte[eax+2] |
4581 | hidnplayr | 300 | mov [ebx + device.pci_dev], ecx |
3545 | hidnplayr | 301 | |
302 | ; Now, it's time to find the base io addres of the PCI device |
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303 | |||
4581 | hidnplayr | 304 | stdcall PCI_find_io, [ebx + device.pci_bus], [ebx + device.pci_dev] |
305 | mov [ebx + device.io_addr], eax |
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3545 | hidnplayr | 306 | |
307 | ; We've found the io address, find IRQ now |
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308 | |||
4581 | hidnplayr | 309 | invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.interrupt_line |
310 | mov [ebx + device.irq_line], al |
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3545 | hidnplayr | 311 | |
3845 | hidnplayr | 312 | DEBUGF 1,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\ |
4581 | hidnplayr | 313 | [ebx + device.pci_dev]:1,[ebx + device.pci_bus]:1,[ebx + device.irq_line]:1,[ebx + device.io_addr]:4 |
3545 | hidnplayr | 314 | |
315 | ; Ok, the eth_device structure is ready, let's probe the device |
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316 | |||
317 | pushf |
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4581 | hidnplayr | 318 | cli ; disable ints untilm initialisation is done |
3545 | hidnplayr | 319 | |
320 | call probe ; this function will output in eax |
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321 | test eax, eax |
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322 | jnz .err ; If an error occured, exit |
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323 | |||
324 | mov eax, [devices] ; Add the device structure to our device list |
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325 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
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326 | inc [devices] ; |
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327 | |||
328 | popf |
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329 | |||
4581 | hidnplayr | 330 | mov [ebx + device.type], NET_TYPE_ETH |
331 | invoke NetRegDev |
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3545 | hidnplayr | 332 | |
333 | cmp eax, -1 |
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334 | je .err |
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335 | |||
336 | ret |
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337 | |||
338 | ; If the device was already loaded, find the device number and return it in eax |
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339 | |||
340 | .find_devicenum: |
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341 | DEBUGF 2,"Trying to find device number of already registered device\n" |
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4581 | hidnplayr | 342 | invoke NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
3545 | hidnplayr | 343 | ; into a device number in edi |
344 | mov eax, edi ; Application wants it in eax instead |
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345 | DEBUGF 2,"Kernel says: %u\n", eax |
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346 | ret |
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347 | |||
348 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
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349 | |||
350 | .err: |
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4581 | hidnplayr | 351 | invoke KernelFree, ebx |
3545 | hidnplayr | 352 | |
353 | .fail: |
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354 | or eax, -1 |
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355 | ret |
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356 | |||
357 | ;------------------------------------------------------ |
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358 | endp |
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359 | |||
360 | |||
361 | |||
362 | |||
363 | |||
364 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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365 | ;; ;; |
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366 | ;; Actual Hardware dependent code starts here ;; |
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367 | ;; ;; |
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368 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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369 | |||
370 | |||
371 | unload: |
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372 | ; TODO: (in this particular order) |
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373 | ; |
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374 | ; - Stop the device |
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375 | ; - Detach int handler |
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376 | ; - Remove device from local list (device_list) |
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377 | ; - call unregister function in kernel |
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378 | ; - Remove all allocated structures and buffers the card used |
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379 | |||
5560 | hidnplayr | 380 | or eax, -1 |
381 | ret |
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3545 | hidnplayr | 382 | |
383 | |||
384 | ;------------- |
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385 | ; |
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386 | ; Probe |
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387 | ; |
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388 | ;------------- |
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389 | |||
390 | align 4 |
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391 | probe: |
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392 | |||
3845 | hidnplayr | 393 | DEBUGF 1,"Probing\n" |
3545 | hidnplayr | 394 | |
4581 | hidnplayr | 395 | ; Make the device a bus master |
396 | invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command |
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397 | or al, PCI_CMD_MASTER |
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398 | invoke PciWrite32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command, eax |
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3545 | hidnplayr | 399 | |
400 | ;--------------------------- |
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401 | ; First, identify the device |
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402 | |||
4581 | hidnplayr | 403 | invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header.vendor_id ; get device/vendor id |
3545 | hidnplayr | 404 | |
405 | DEBUGF 1,"Vendor_id=0x%x\n", ax |
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406 | |||
407 | cmp ax, 0x8086 |
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408 | jne .notfound |
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409 | shr eax, 16 |
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410 | |||
411 | DEBUGF 1,"Device_id=0x%x\n", ax |
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412 | |||
413 | mov ecx, DEVICE_IDs |
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414 | mov edi, device_id_list |
||
415 | repne scasw |
||
416 | jne .notfound |
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417 | jmp .found |
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418 | |||
419 | .notfound: |
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3845 | hidnplayr | 420 | DEBUGF 2,"Unsupported device!\n" |
3545 | hidnplayr | 421 | or eax, -1 |
422 | ret |
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423 | |||
424 | .found: |
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425 | |||
426 | call ee_get_width |
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427 | call MAC_read_eeprom |
||
428 | |||
429 | ;;; TODO: detect phy |
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430 | |||
431 | |||
432 | |||
433 | ;---------- |
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434 | ; |
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435 | ; Reset |
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436 | ; |
||
437 | ;---------- |
||
438 | |||
439 | align 4 |
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440 | reset: |
||
441 | |||
4581 | hidnplayr | 442 | movzx eax, [ebx + device.irq_line] |
3545 | hidnplayr | 443 | DEBUGF 1,"Attaching int handler to irq %x\n", eax:1 |
4581 | hidnplayr | 444 | invoke AttachIntHandler, eax, int_handler, ebx |
3545 | hidnplayr | 445 | test eax, eax |
446 | jnz @f |
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3845 | hidnplayr | 447 | DEBUGF 2,"Could not attach int handler!\n" |
4581 | hidnplayr | 448 | or eax, -1 |
449 | ret |
||
3545 | hidnplayr | 450 | @@: |
451 | |||
3845 | hidnplayr | 452 | DEBUGF 1,"Resetting\n" |
3545 | hidnplayr | 453 | |
454 | ;--------------- |
||
455 | ; reset the card |
||
456 | |||
4581 | hidnplayr | 457 | set_io [ebx + device.io_addr], 0 |
458 | set_io [ebx + device.io_addr], reg_port |
||
3545 | hidnplayr | 459 | xor eax, eax ; Software Reset |
460 | out dx, eax |
||
461 | |||
462 | mov esi, 10 |
||
4581 | hidnplayr | 463 | invoke Sleep ; Give the card time to warm up. |
3545 | hidnplayr | 464 | |
465 | ;--------------------------------- |
||
466 | ; Tell device where to store stats |
||
467 | |||
4581 | hidnplayr | 468 | lea eax, [ebx + device.lstats.tx_good_frames] ; lstats |
469 | invoke GetPhysAddr |
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470 | set_io [ebx + device.io_addr], 0 |
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471 | set_io [ebx + device.io_addr], reg_scb_ptr |
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3545 | hidnplayr | 472 | out dx, eax |
473 | |||
4581 | hidnplayr | 474 | set_io [ebx + device.io_addr], reg_scb_cmd |
5525 | hidnplayr | 475 | mov ax, CU_STATSADDR or INT_MASK |
3545 | hidnplayr | 476 | out dx, ax |
477 | call cmd_wait |
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478 | |||
5525 | hidnplayr | 479 | ;------------------------ |
480 | ; setup RX base addr to 0 |
||
3545 | hidnplayr | 481 | |
4581 | hidnplayr | 482 | set_io [ebx + device.io_addr], reg_scb_ptr |
3545 | hidnplayr | 483 | xor eax, eax |
484 | out dx, eax |
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485 | |||
4581 | hidnplayr | 486 | set_io [ebx + device.io_addr], reg_scb_cmd |
5525 | hidnplayr | 487 | mov ax, RX_ADDR_LOAD or INT_MASK |
3545 | hidnplayr | 488 | out dx, ax |
489 | call cmd_wait |
||
490 | |||
491 | ;----------------------------- |
||
492 | ; Create RX and TX descriptors |
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493 | |||
5525 | hidnplayr | 494 | call init_rx_ring |
5522 | hidnplayr | 495 | test eax, eax |
496 | jz .error |
||
3545 | hidnplayr | 497 | |
5525 | hidnplayr | 498 | call init_tx_ring |
3545 | hidnplayr | 499 | |
5525 | hidnplayr | 500 | |
501 | ;--------- |
||
502 | ; Start RX |
||
503 | |||
504 | DEBUGF 1, "Starting RX" |
||
505 | |||
4581 | hidnplayr | 506 | set_io [ebx + device.io_addr], 0 |
507 | set_io [ebx + device.io_addr], reg_scb_ptr |
||
508 | mov eax, [ebx + device.rx_desc] |
||
509 | invoke GetPhysAddr |
||
5522 | hidnplayr | 510 | add eax, NET_BUFF.data |
3545 | hidnplayr | 511 | out dx, eax |
512 | |||
4581 | hidnplayr | 513 | set_io [ebx + device.io_addr], reg_scb_cmd |
5525 | hidnplayr | 514 | mov ax, RX_START or INT_MASK |
3545 | hidnplayr | 515 | out dx, ax |
516 | call cmd_wait |
||
517 | |||
5525 | hidnplayr | 518 | ;---------- |
3545 | hidnplayr | 519 | ; Set-up TX |
520 | |||
4581 | hidnplayr | 521 | set_io [ebx + device.io_addr], reg_scb_ptr |
3545 | hidnplayr | 522 | xor eax, eax |
523 | out dx, eax |
||
524 | |||
4581 | hidnplayr | 525 | set_io [ebx + device.io_addr], reg_scb_cmd |
5525 | hidnplayr | 526 | mov ax, CU_CMD_BASE or INT_MASK |
3545 | hidnplayr | 527 | out dx, ax |
528 | call cmd_wait |
||
529 | |||
5525 | hidnplayr | 530 | ;------------------------- |
531 | ; Individual address setup |
||
3545 | hidnplayr | 532 | |
5525 | hidnplayr | 533 | mov [ebx + device.confcmd.command], CmdIASetup + Cmdsuspend |
534 | mov [ebx + device.confcmd.status], 0 |
||
535 | lea eax, [ebx + device.tx_ring] |
||
536 | invoke GetPhysAddr |
||
537 | mov [ebx + device.confcmd.link], eax |
||
538 | lea edi, [ebx + device.confcmd.data] |
||
539 | lea esi, [ebx + device.mac] |
||
540 | movsd |
||
541 | movsw |
||
542 | |||
543 | set_io [ebx + device.io_addr], reg_scb_ptr |
||
544 | lea eax, [ebx + device.confcmd.status] |
||
545 | invoke GetPhysAddr |
||
546 | out dx, eax |
||
547 | |||
548 | set_io [ebx + device.io_addr], reg_scb_cmd |
||
549 | mov ax, CU_START or INT_MASK |
||
550 | out dx, ax |
||
551 | call cmd_wait |
||
552 | |||
553 | ;------------- |
||
554 | ; Configure CU |
||
555 | |||
4581 | hidnplayr | 556 | mov [ebx + device.confcmd.command], CmdConfigure + Cmdsuspend |
557 | mov [ebx + device.confcmd.status], 0 |
||
5525 | hidnplayr | 558 | lea eax, [ebx + device.confcmd.status] |
4581 | hidnplayr | 559 | invoke GetPhysAddr |
560 | mov [ebx + device.confcmd.link], eax |
||
3545 | hidnplayr | 561 | |
562 | mov esi, confcmd_data |
||
4581 | hidnplayr | 563 | lea edi, [ebx + device.confcmd.data] |
3545 | hidnplayr | 564 | mov ecx, 22 |
565 | rep movsb |
||
566 | |||
4581 | hidnplayr | 567 | mov byte[ebx + device.confcmd.data + 1], 0x88 ; fifo of 8 each |
568 | mov byte[ebx + device.confcmd.data + 4], 0 |
||
569 | mov byte[ebx + device.confcmd.data + 5], 0x80 |
||
570 | mov byte[ebx + device.confcmd.data + 15], 0x48 |
||
571 | mov byte[ebx + device.confcmd.data + 19], 0x80 |
||
572 | mov byte[ebx + device.confcmd.data + 21], 0x05 |
||
3545 | hidnplayr | 573 | |
5525 | hidnplayr | 574 | set_io [ebx + device.io_addr], reg_scb_ptr |
4581 | hidnplayr | 575 | lea eax, [ebx + device.confcmd.status] |
576 | invoke GetPhysAddr |
||
3545 | hidnplayr | 577 | out dx, eax |
578 | |||
4581 | hidnplayr | 579 | set_io [ebx + device.io_addr], reg_scb_cmd |
5525 | hidnplayr | 580 | mov ax, CU_START ; expect Interrupts from now on |
3545 | hidnplayr | 581 | out dx, ax |
582 | call cmd_wait |
||
583 | |||
3845 | hidnplayr | 584 | DEBUGF 1,"Reset complete\n" |
4581 | hidnplayr | 585 | mov [ebx + device.mtu], 1514 |
3545 | hidnplayr | 586 | |
587 | ; Set link state to unknown |
||
4581 | hidnplayr | 588 | mov [ebx + device.state], ETH_LINK_UNKNOWN |
3545 | hidnplayr | 589 | |
590 | xor eax, eax ; indicate that we have successfully reset the card |
||
591 | ret |
||
592 | |||
5522 | hidnplayr | 593 | .error: |
594 | or eax, -1 |
||
595 | ret |
||
3545 | hidnplayr | 596 | |
5522 | hidnplayr | 597 | |
3545 | hidnplayr | 598 | align 4 |
5525 | hidnplayr | 599 | init_rx_ring: |
3545 | hidnplayr | 600 | |
601 | DEBUGF 1,"Creating ring\n" |
||
602 | |||
603 | ;--------------------- |
||
604 | ; build rxfd structure |
||
605 | |||
5522 | hidnplayr | 606 | invoke NetAlloc, 2000 |
607 | test eax, eax |
||
608 | jz .out_of_mem |
||
4581 | hidnplayr | 609 | mov [ebx + device.rx_desc], eax |
3545 | hidnplayr | 610 | mov esi, eax |
4581 | hidnplayr | 611 | invoke GetPhysAddr |
5522 | hidnplayr | 612 | add eax, NET_BUFF.data |
613 | mov [esi + sizeof.NET_BUFF + rxfd.status], 0x0000 |
||
5560 | hidnplayr | 614 | mov [esi + sizeof.NET_BUFF + rxfd.command], 0xc000 ; End of list + Suspend |
5522 | hidnplayr | 615 | mov [esi + sizeof.NET_BUFF + rxfd.link], eax |
616 | mov [esi + sizeof.NET_BUFF + rxfd.count], 0 |
||
617 | mov [esi + sizeof.NET_BUFF + rxfd.size], 1528 |
||
3545 | hidnplayr | 618 | |
5525 | hidnplayr | 619 | ret |
3545 | hidnplayr | 620 | |
5525 | hidnplayr | 621 | .out_of_mem: |
622 | ret |
||
623 | |||
624 | |||
625 | |||
626 | |||
627 | align 4 |
||
628 | init_tx_ring: |
||
629 | |||
630 | DEBUGF 1,"Creating TX ring\n" |
||
631 | |||
632 | lea esi, [ebx + device.tx_ring] |
||
633 | mov eax, esi |
||
4581 | hidnplayr | 634 | invoke GetPhysAddr |
5525 | hidnplayr | 635 | mov ecx, TX_RING_SIZE |
636 | .next_desc: |
||
637 | mov [esi + txfd.status], 0 |
||
638 | mov [esi + txfd.command], 0 |
||
639 | lea edx, [eax + txfd.buf_addr] |
||
640 | mov [esi + txfd.desc_addr], edx |
||
641 | add eax, sizeof.txfd |
||
642 | mov [esi + txfd.link], eax |
||
643 | mov [esi + txfd.count], 0x01208000 ; One buffer, 0x20 bytes of transmit threshold, end of frame |
||
644 | add esi, sizeof.txfd |
||
645 | dec ecx |
||
646 | jnz .next_desc |
||
647 | |||
648 | lea eax, [ebx + device.tx_ring] |
||
4581 | hidnplayr | 649 | invoke GetPhysAddr |
5525 | hidnplayr | 650 | mov dword[ebx + device.tx_ring + sizeof.txfd*(TX_RING_SIZE-1) + txfd.link], eax |
3545 | hidnplayr | 651 | |
5525 | hidnplayr | 652 | mov [ebx + device.cur_tx], 0 |
653 | mov [ebx + device.last_tx], 0 |
||
5522 | hidnplayr | 654 | |
3545 | hidnplayr | 655 | ret |
656 | |||
657 | |||
658 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
659 | ;; ;; |
||
660 | ;; Transmit ;; |
||
661 | ;; ;; |
||
4581 | hidnplayr | 662 | ;; In: pointer to device structure in ebx ;; |
3545 | hidnplayr | 663 | ;; ;; |
664 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
665 | |||
5522 | hidnplayr | 666 | proc transmit stdcall bufferptr |
3545 | hidnplayr | 667 | |
4581 | hidnplayr | 668 | pushf |
669 | cli |
||
670 | |||
5522 | hidnplayr | 671 | mov esi, [bufferptr] |
672 | DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [bufferptr], [esi + NET_BUFF.length] |
||
673 | lea eax, [esi + NET_BUFF.data] |
||
3545 | hidnplayr | 674 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
675 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
||
676 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
677 | [eax+13]:2,[eax+12]:2 |
||
678 | |||
5522 | hidnplayr | 679 | cmp [esi + NET_BUFF.length], 1514 |
4581 | hidnplayr | 680 | ja .fail |
5522 | hidnplayr | 681 | cmp [esi + NET_BUFF.length], 60 |
4581 | hidnplayr | 682 | jb .fail |
3545 | hidnplayr | 683 | |
5525 | hidnplayr | 684 | ; Get current TX descriptor |
685 | mov edi, [ebx + device.cur_tx] |
||
686 | mov eax, sizeof.txfd |
||
687 | mul edi |
||
688 | lea edi, [ebx + device.tx_ring + eax] |
||
689 | |||
690 | ; Check if current descriptor is free or still in use |
||
691 | cmp [edi + txfd.status], 0 |
||
692 | jne .fail |
||
693 | |||
694 | ; Fill in status and command values |
||
695 | mov [edi + txfd.status], 0 |
||
696 | mov [edi + txfd.command], Cmdsuspend + CmdTx + CmdTxFlex ;;;+ 1 shl 15 ;;; EL bit |
||
697 | mov [edi + txfd.count], 0x01208000 |
||
698 | |||
699 | ; Fill in buffer address and size |
||
700 | mov [edi + txfd.virt_addr], esi |
||
701 | mov eax, esi |
||
702 | add eax, [esi + NET_BUFF.offset] |
||
703 | push edi |
||
4581 | hidnplayr | 704 | invoke GetPhysAddr |
5525 | hidnplayr | 705 | pop edi |
706 | mov [edi + txfd.buf_addr], eax |
||
707 | mov ecx, [esi + NET_BUFF.length] |
||
708 | mov [edi + txfd.buf_size], ecx |
||
3545 | hidnplayr | 709 | |
710 | ; Inform device of the new/updated transmit descriptor |
||
5525 | hidnplayr | 711 | mov eax, edi |
4581 | hidnplayr | 712 | invoke GetPhysAddr |
713 | set_io [ebx + device.io_addr], 0 |
||
714 | set_io [ebx + device.io_addr], reg_scb_ptr |
||
3545 | hidnplayr | 715 | out dx, eax |
716 | |||
717 | ; Start the transmit |
||
5525 | hidnplayr | 718 | set_io [ebx + device.io_addr], reg_scb_cmd |
3545 | hidnplayr | 719 | mov ax, CU_START |
720 | out dx, ax |
||
721 | |||
5525 | hidnplayr | 722 | ; Update stats |
4581 | hidnplayr | 723 | inc [ebx + device.packets_tx] |
724 | add dword[ebx + device.bytes_tx], ecx |
||
725 | adc dword[ebx + device.bytes_tx + 4], 0 |
||
3545 | hidnplayr | 726 | |
5525 | hidnplayr | 727 | ; Wait for command to complete |
728 | call cmd_wait |
||
729 | |||
730 | inc [ebx + device.cur_tx] |
||
731 | and [ebx + device.cur_tx], TX_RING_SIZE - 1 |
||
732 | |||
3545 | hidnplayr | 733 | DEBUGF 1,"Transmit OK\n" |
4581 | hidnplayr | 734 | popf |
3545 | hidnplayr | 735 | xor eax, eax |
4581 | hidnplayr | 736 | ret |
3545 | hidnplayr | 737 | |
4581 | hidnplayr | 738 | .fail: |
5525 | hidnplayr | 739 | DEBUGF 2,"Transmit failed!\n" |
5522 | hidnplayr | 740 | invoke NetFree, [bufferptr] |
4581 | hidnplayr | 741 | popf |
3545 | hidnplayr | 742 | or eax, -1 |
4581 | hidnplayr | 743 | ret |
3545 | hidnplayr | 744 | |
4581 | hidnplayr | 745 | endp |
746 | |||
747 | |||
3545 | hidnplayr | 748 | ;;;;;;;;;;;;;;;;;;;;;;; |
749 | ;; ;; |
||
750 | ;; Interrupt handler ;; |
||
751 | ;; ;; |
||
752 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
753 | |||
754 | align 4 |
||
755 | int_handler: |
||
756 | |||
757 | push ebx esi edi |
||
758 | |||
3845 | hidnplayr | 759 | DEBUGF 1,"INT\n" |
3545 | hidnplayr | 760 | |
761 | ; find pointer of device wich made IRQ occur |
||
762 | |||
763 | mov ecx, [devices] |
||
764 | test ecx, ecx |
||
765 | jz .nothing |
||
766 | mov esi, device_list |
||
767 | .nextdevice: |
||
768 | mov ebx, [esi] |
||
769 | |||
4581 | hidnplayr | 770 | ; set_io [ebx + device.io_addr], 0 ; reg_scb_status = 0 |
771 | set_io [ebx + device.io_addr], reg_scb_status |
||
3545 | hidnplayr | 772 | in ax, dx |
773 | out dx, ax ; send it back to ACK |
||
774 | test ax, ax |
||
775 | jnz .got_it |
||
776 | .continue: |
||
777 | add esi, 4 |
||
778 | dec ecx |
||
779 | jnz .nextdevice |
||
780 | .nothing: |
||
781 | pop edi esi ebx |
||
782 | xor eax, eax |
||
783 | |||
784 | ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
||
785 | |||
786 | .got_it: |
||
787 | |||
788 | DEBUGF 1,"Device: %x Status: %x\n", ebx, ax |
||
789 | |||
790 | test ax, 1 shl 14 ; did we receive a frame? |
||
791 | jz .no_rx |
||
792 | |||
793 | push ax |
||
794 | |||
795 | DEBUGF 1,"Receiving\n" |
||
796 | |||
797 | push ebx |
||
798 | .rx_loop: |
||
799 | pop ebx |
||
800 | |||
4581 | hidnplayr | 801 | mov esi, [ebx + device.rx_desc] |
5522 | hidnplayr | 802 | cmp [esi + sizeof.NET_BUFF + rxfd.status], 0 ; we could also check bits C and OK (bit 15 and 13) |
3545 | hidnplayr | 803 | je .nodata |
804 | |||
5522 | hidnplayr | 805 | DEBUGF 1,"rxfd status=0x%x\n", [esi + sizeof.NET_BUFF + rxfd.status]:4 |
3545 | hidnplayr | 806 | |
5522 | hidnplayr | 807 | movzx ecx, [esi + sizeof.NET_BUFF + rxfd.count] |
3545 | hidnplayr | 808 | and ecx, 0x3fff |
809 | |||
810 | push ebx |
||
811 | push .rx_loop |
||
812 | push esi |
||
5522 | hidnplayr | 813 | mov [esi + NET_BUFF.length], ecx |
814 | mov [esi + NET_BUFF.device], ebx |
||
815 | mov [esi + NET_BUFF.offset], NET_BUFF.data + rxfd.packet |
||
3545 | hidnplayr | 816 | |
817 | ; Update stats |
||
4581 | hidnplayr | 818 | add dword [ebx + device.bytes_rx], ecx |
819 | adc dword [ebx + device.bytes_rx + 4], 0 |
||
820 | inc dword [ebx + device.packets_rx] |
||
3545 | hidnplayr | 821 | |
822 | ; allocate new descriptor |
||
823 | |||
5522 | hidnplayr | 824 | invoke NetAlloc, 2000 |
5561 | hidnplayr | 825 | test eax, eax |
826 | jz .out_of_mem |
||
4581 | hidnplayr | 827 | mov [ebx + device.rx_desc], eax |
3545 | hidnplayr | 828 | mov esi, eax |
4581 | hidnplayr | 829 | invoke GetPhysAddr |
5522 | hidnplayr | 830 | add eax, NET_BUFF.data |
831 | mov [esi + sizeof.NET_BUFF + rxfd.status], 0x0000 |
||
832 | mov [esi + sizeof.NET_BUFF + rxfd.command], 0xc000 ; End of list + Suspend |
||
833 | mov [esi + sizeof.NET_BUFF + rxfd.link], eax |
||
834 | mov [esi + sizeof.NET_BUFF + rxfd.count], 0 |
||
835 | mov [esi + sizeof.NET_BUFF + rxfd.size], 1528 |
||
3545 | hidnplayr | 836 | |
837 | ; restart RX |
||
838 | |||
4581 | hidnplayr | 839 | set_io [ebx + device.io_addr], 0 |
840 | set_io [ebx + device.io_addr], reg_scb_ptr |
||
5560 | hidnplayr | 841 | ; mov eax, [ebx + device.rx_desc] |
4581 | hidnplayr | 842 | ; invoke GetPhysAddr |
5560 | hidnplayr | 843 | ; add eax, NET_BUFF.data |
3545 | hidnplayr | 844 | out dx, eax |
845 | |||
4581 | hidnplayr | 846 | set_io [ebx + device.io_addr], reg_scb_cmd |
3545 | hidnplayr | 847 | mov ax, RX_START |
848 | out dx, ax |
||
849 | call cmd_wait |
||
5561 | hidnplayr | 850 | .out_of_mem: |
3545 | hidnplayr | 851 | |
852 | ; And give packet to kernel |
||
5522 | hidnplayr | 853 | jmp [EthInput] |
3545 | hidnplayr | 854 | |
855 | .nodata: |
||
856 | DEBUGF 1, "no more data\n" |
||
857 | pop ax |
||
858 | |||
859 | .no_rx: |
||
860 | |||
5525 | hidnplayr | 861 | test ax, 1 shl 13 |
862 | jz .no_tx |
||
863 | DEBUGF 1, "Command completed\n" |
||
3545 | hidnplayr | 864 | |
5525 | hidnplayr | 865 | push eax |
866 | .loop_tx: |
||
867 | mov edi, [ebx + device.last_tx] |
||
868 | mov eax, sizeof.txfd |
||
869 | mul eax |
||
870 | lea edi, [ebx + device.tx_ring + eax] |
||
871 | |||
872 | cmp [edi + txfd.status], 0 |
||
873 | je .tx_done |
||
874 | |||
875 | cmp [edi + txfd.virt_addr], 0 |
||
876 | je .tx_done |
||
877 | |||
878 | DEBUGF 1,"Freeing buffer 0x%x\n", [edi + txfd.virt_addr] |
||
879 | |||
880 | push [edi + txfd.virt_addr] |
||
881 | mov [edi + txfd.virt_addr], 0 |
||
882 | invoke NetFree |
||
883 | |||
884 | inc [ebx + device.last_tx] |
||
885 | and [ebx + device.last_tx], TX_RING_SIZE - 1 |
||
886 | |||
887 | jmp .loop_tx |
||
888 | .tx_done: |
||
889 | pop eax |
||
890 | .no_tx: |
||
891 | |||
3545 | hidnplayr | 892 | and ax, 00111100b |
893 | cmp ax, 00001000b |
||
894 | jne .fail |
||
895 | |||
5560 | hidnplayr | 896 | DEBUGF 2, "Out of resources!\n" |
3545 | hidnplayr | 897 | |
5560 | hidnplayr | 898 | ; call init_rx_ring |
899 | ; test eax, eax |
||
900 | ; jz .fail |
||
3545 | hidnplayr | 901 | |
902 | ; restart RX |
||
4581 | hidnplayr | 903 | set_io [ebx + device.io_addr], 0 |
904 | set_io [ebx + device.io_addr], reg_scb_ptr |
||
5560 | hidnplayr | 905 | mov eax, [ebx + device.rx_desc] |
906 | invoke GetPhysAddr |
||
907 | add eax, NET_BUFF.data |
||
3545 | hidnplayr | 908 | out dx, eax |
909 | |||
4581 | hidnplayr | 910 | set_io [ebx + device.io_addr], reg_scb_cmd |
3545 | hidnplayr | 911 | mov ax, RX_START |
912 | out dx, ax |
||
913 | call cmd_wait |
||
914 | |||
915 | .fail: |
||
916 | pop edi esi ebx |
||
917 | xor eax, eax |
||
918 | inc eax |
||
919 | |||
920 | ret |
||
921 | |||
922 | |||
923 | |||
924 | |||
925 | align 4 |
||
926 | cmd_wait: |
||
927 | |||
928 | in al, dx |
||
929 | test al, al |
||
930 | jnz cmd_wait |
||
931 | |||
932 | ret |
||
933 | |||
934 | |||
935 | |||
936 | |||
937 | |||
938 | |||
939 | align 4 |
||
940 | ee_read: ; esi = address to read |
||
941 | |||
3845 | hidnplayr | 942 | DEBUGF 1,"Eeprom read from 0x%x\n", esi |
3545 | hidnplayr | 943 | |
4581 | hidnplayr | 944 | set_io [ebx + device.io_addr], 0 |
945 | set_io [ebx + device.io_addr], reg_eeprom |
||
3545 | hidnplayr | 946 | |
947 | ;----------------------------------------------------- |
||
948 | ; Prepend start bit + read opcode to the address field |
||
949 | ; and shift it to the very left bits of esi |
||
950 | |||
951 | mov cl, 29 |
||
4581 | hidnplayr | 952 | sub cl, [ebx + device.ee_bus_width] |
3545 | hidnplayr | 953 | shl esi, cl |
954 | or esi, EE_READ shl 29 |
||
955 | |||
4581 | hidnplayr | 956 | movzx ecx, [ebx + device.ee_bus_width] |
3545 | hidnplayr | 957 | add ecx, 3 |
958 | |||
959 | mov al, EE_CS |
||
960 | out dx, al |
||
5247 | hidnplayr | 961 | call udelay |
3545 | hidnplayr | 962 | |
963 | ;----------------------- |
||
964 | ; Write this to the chip |
||
965 | |||
966 | .loop: |
||
967 | mov al, EE_CS + EE_SK |
||
968 | shl esi, 1 |
||
969 | jnc @f |
||
970 | or al, EE_DI |
||
971 | @@: |
||
972 | out dx, al |
||
5247 | hidnplayr | 973 | call udelay |
3545 | hidnplayr | 974 | |
975 | and al, not EE_SK |
||
976 | out dx, al |
||
5247 | hidnplayr | 977 | call udelay |
3545 | hidnplayr | 978 | |
979 | loop .loop |
||
980 | |||
981 | ;------------------------------ |
||
982 | ; Now read the data from eeprom |
||
983 | |||
984 | xor esi, esi |
||
985 | mov ecx, 16 |
||
986 | |||
987 | .loop2: |
||
988 | shl esi, 1 |
||
989 | mov al, EE_CS + EE_SK |
||
990 | out dx, al |
||
5247 | hidnplayr | 991 | call udelay |
3545 | hidnplayr | 992 | |
993 | in al, dx |
||
994 | test al, EE_DO |
||
995 | jz @f |
||
996 | inc esi |
||
997 | @@: |
||
998 | |||
999 | mov al, EE_CS |
||
1000 | out dx, al |
||
5247 | hidnplayr | 1001 | call udelay |
3545 | hidnplayr | 1002 | |
1003 | loop .loop2 |
||
1004 | |||
1005 | ;----------------------- |
||
1006 | ; de-activate the eeprom |
||
1007 | |||
1008 | xor ax, ax |
||
1009 | out dx, ax |
||
1010 | |||
1011 | |||
3845 | hidnplayr | 1012 | DEBUGF 1,"0x%x\n", esi:4 |
3545 | hidnplayr | 1013 | ret |
1014 | |||
1015 | |||
1016 | |||
1017 | align 4 |
||
1018 | ee_write: ; esi = address to write to, di = data |
||
1019 | |||
1020 | DEBUGF 1,"Eeprom write 0x%x to 0x%x\n", di, esi |
||
1021 | |||
4581 | hidnplayr | 1022 | set_io [ebx + device.io_addr], 0 |
1023 | set_io [ebx + device.io_addr], reg_eeprom |
||
3545 | hidnplayr | 1024 | |
1025 | ;----------------------------------------------------- |
||
1026 | ; Prepend start bit + write opcode to the address field |
||
1027 | ; and shift it to the very left bits of esi |
||
1028 | |||
1029 | mov cl, 29 |
||
4581 | hidnplayr | 1030 | sub cl, [ebx + device.ee_bus_width] |
3545 | hidnplayr | 1031 | shl esi, cl |
1032 | or esi, EE_WRITE shl 29 |
||
1033 | |||
4581 | hidnplayr | 1034 | movzx ecx, [ebx + device.ee_bus_width] |
3545 | hidnplayr | 1035 | add ecx, 3 |
1036 | |||
1037 | mov al, EE_CS ; enable chip |
||
1038 | out dx, al |
||
1039 | |||
1040 | ;----------------------- |
||
1041 | ; Write this to the chip |
||
1042 | |||
1043 | .loop: |
||
1044 | mov al, EE_CS + EE_SK |
||
1045 | shl esi, 1 |
||
1046 | jnc @f |
||
1047 | or al, EE_DI |
||
1048 | @@: |
||
1049 | out dx, al |
||
5247 | hidnplayr | 1050 | call udelay |
3545 | hidnplayr | 1051 | |
1052 | and al, not EE_SK |
||
1053 | out dx, al |
||
5247 | hidnplayr | 1054 | call udelay |
3545 | hidnplayr | 1055 | |
1056 | loop .loop |
||
1057 | |||
1058 | ;----------------------------- |
||
1059 | ; Now write the data to eeprom |
||
1060 | |||
1061 | mov ecx, 16 |
||
1062 | |||
1063 | .loop2: |
||
1064 | mov al, EE_CS + EE_SK |
||
1065 | shl di, 1 |
||
1066 | jnc @f |
||
1067 | or al, EE_DI |
||
1068 | @@: |
||
1069 | out dx, al |
||
5247 | hidnplayr | 1070 | call udelay |
3545 | hidnplayr | 1071 | |
1072 | and al, not EE_SK |
||
1073 | out dx, al |
||
5247 | hidnplayr | 1074 | call udelay |
3545 | hidnplayr | 1075 | |
1076 | loop .loop2 |
||
1077 | |||
1078 | ;----------------------- |
||
1079 | ; de-activate the eeprom |
||
1080 | |||
1081 | xor al, al |
||
1082 | out dx, al |
||
1083 | |||
1084 | |||
1085 | ret |
||
1086 | |||
1087 | |||
1088 | |||
1089 | align 4 |
||
1090 | ee_get_width: |
||
1091 | |||
4581 | hidnplayr | 1092 | set_io [ebx + device.io_addr], 0 |
1093 | set_io [ebx + device.io_addr], reg_eeprom |
||
3545 | hidnplayr | 1094 | |
1095 | mov al, EE_CS ; activate eeprom |
||
1096 | out dx, al |
||
5247 | hidnplayr | 1097 | call udelay |
3545 | hidnplayr | 1098 | |
1099 | mov si, EE_READ shl 13 |
||
1100 | xor ecx, ecx |
||
1101 | .loop: |
||
1102 | mov al, EE_CS + EE_SK |
||
1103 | shl si, 1 |
||
1104 | jnc @f |
||
1105 | or al, EE_DI |
||
1106 | @@: |
||
1107 | out dx, al |
||
5247 | hidnplayr | 1108 | call udelay |
3545 | hidnplayr | 1109 | |
1110 | and al, not EE_SK |
||
1111 | out dx, al |
||
5247 | hidnplayr | 1112 | call udelay |
3545 | hidnplayr | 1113 | |
1114 | inc ecx |
||
1115 | |||
1116 | cmp ecx, 15 |
||
1117 | jae .give_up |
||
1118 | |||
1119 | in al, dx |
||
1120 | test al, EE_DO |
||
1121 | jnz .loop |
||
1122 | |||
1123 | xor al, al |
||
1124 | out dx, al ; de-activate eeprom |
||
1125 | |||
1126 | sub cl, 3 ; dont count the opcode bits |
||
4581 | hidnplayr | 1127 | mov [ebx + device.ee_bus_width], cl |
3845 | hidnplayr | 1128 | DEBUGF 1, "Eeprom width=%u bit\n", ecx |
3545 | hidnplayr | 1129 | |
3845 | hidnplayr | 1130 | ret |
3545 | hidnplayr | 1131 | |
3845 | hidnplayr | 1132 | .give_up: |
1133 | DEBUGF 2, "Eeprom not found!\n" |
||
3545 | hidnplayr | 1134 | |
3845 | hidnplayr | 1135 | xor al, al |
1136 | out dx, al ; de-activate eeprom |
||
3545 | hidnplayr | 1137 | |
1138 | ret |
||
1139 | |||
1140 | |||
5247 | hidnplayr | 1141 | ; Wait a minimum of 2µs |
1142 | udelay: |
||
1143 | pusha |
||
1144 | mov esi, 1 |
||
1145 | invoke Sleep |
||
1146 | popa |
||
3545 | hidnplayr | 1147 | |
5247 | hidnplayr | 1148 | ret |
1149 | |||
1150 | |||
1151 | |||
3545 | hidnplayr | 1152 | ; cx = phy addr |
1153 | ; dx = phy reg addr |
||
1154 | |||
1155 | ; ax = data |
||
1156 | |||
1157 | align 4 |
||
1158 | mdio_read: |
||
1159 | |||
1160 | DEBUGF 1,"MDIO read\n" |
||
1161 | |||
1162 | shl ecx, 21 ; PHY addr |
||
1163 | shl edx, 16 ; PHY reg addr |
||
1164 | |||
1165 | mov eax, ecx |
||
1166 | or eax, edx |
||
1167 | or eax, 10b shl 26 ; read opcode |
||
1168 | |||
4581 | hidnplayr | 1169 | set_io [ebx + device.io_addr], 0 |
1170 | set_io [ebx + device.io_addr], reg_mdi_ctrl |
||
3545 | hidnplayr | 1171 | out dx, eax |
1172 | |||
1173 | .wait: |
||
5247 | hidnplayr | 1174 | call udelay |
3545 | hidnplayr | 1175 | in eax, dx |
1176 | test eax, 1 shl 28 ; ready bit |
||
1177 | jz .wait |
||
1178 | |||
1179 | ret |
||
1180 | |||
1181 | ; ax = data |
||
1182 | ; cx = phy addr |
||
1183 | ; dx = phy reg addr |
||
1184 | |||
1185 | ; ax = data |
||
1186 | |||
1187 | align 4 |
||
1188 | mdio_write: |
||
1189 | |||
1190 | DEBUGF 1,"MDIO write\n" |
||
1191 | |||
1192 | and eax, 0xffff |
||
1193 | |||
1194 | shl ecx, 21 ; PHY addr |
||
1195 | shl edx, 16 ; PHY reg addr |
||
1196 | |||
1197 | or eax, ecx |
||
1198 | or eax, edx |
||
1199 | or eax, 01b shl 26 ; write opcode |
||
1200 | |||
4581 | hidnplayr | 1201 | set_io [ebx + device.io_addr], 0 |
1202 | set_io [ebx + device.io_addr], reg_mdi_ctrl |
||
3545 | hidnplayr | 1203 | out dx, eax |
1204 | |||
1205 | .wait: |
||
5247 | hidnplayr | 1206 | call udelay |
3545 | hidnplayr | 1207 | in eax, dx |
1208 | test eax, 1 shl 28 ; ready bit |
||
1209 | jz .wait |
||
1210 | |||
1211 | ret |
||
1212 | |||
1213 | read_mac: |
||
1214 | |||
1215 | ret |
||
1216 | |||
1217 | |||
1218 | |||
1219 | align 4 |
||
1220 | MAC_read_eeprom: |
||
1221 | |||
1222 | mov esi, 0 |
||
1223 | call ee_read |
||
4581 | hidnplayr | 1224 | mov word[ebx + device.mac], si |
3545 | hidnplayr | 1225 | |
1226 | mov esi, 1 |
||
1227 | call ee_read |
||
4581 | hidnplayr | 1228 | mov word[ebx + device.mac+2], si |
3545 | hidnplayr | 1229 | |
1230 | mov esi, 2 |
||
1231 | call ee_read |
||
4581 | hidnplayr | 1232 | mov word[ebx + device.mac+4], si |
3545 | hidnplayr | 1233 | |
1234 | |||
1235 | ret |
||
1236 | |||
1237 | |||
1238 | align 4 |
||
1239 | MAC_write: |
||
1240 | |||
1241 | ;;;; |
||
1242 | |||
1243 | ret |
||
1244 | |||
1245 | |||
1246 | |||
1247 | |||
1248 | ; End of code |
||
1249 | |||
1250 | |||
4581 | hidnplayr | 1251 | data fixups |
1252 | end data |
||
1253 | |||
1254 | include '../peimport.inc' |
||
1255 | |||
4629 | hidnplayr | 1256 | my_service db 'I8255X', 0 ; max 16 chars include zero |
3545 | hidnplayr | 1257 | devicename db 'Intel Etherexpress pro/100', 0 |
1258 | |||
1259 | confcmd_data db 22, 0x08, 0, 0, 0, 0x80, 0x32, 0x03, 1 |
||
1260 | db 0, 0x2e, 0, 0x60, 0, 0xf2, 0x48, 0, 0x40, 0xf2 |
||
1261 | db 0x80, 0x3f, 0x05 ; 22 bytes total |
||
1262 | |||
1263 | |||
1264 | device_id_list: |
||
1265 | |||
1266 | dw 0x1029 |
||
1267 | dw 0x1030 |
||
1268 | dw 0x1031 |
||
1269 | dw 0x1032 |
||
1270 | dw 0x1033 |
||
1271 | dw 0x1034 |
||
1272 | dw 0x1038 |
||
1273 | dw 0x1039 |
||
1274 | dw 0x103A |
||
1275 | dw 0x103B |
||
1276 | dw 0x103C |
||
1277 | dw 0x103D |
||
1278 | dw 0x103E |
||
1279 | dw 0x1050 |
||
1280 | dw 0x1051 |
||
1281 | dw 0x1052 |
||
1282 | dw 0x1053 |
||
1283 | dw 0x1054 |
||
1284 | dw 0x1055 |
||
1285 | dw 0x1056 |
||
1286 | dw 0x1057 |
||
1287 | dw 0x1059 |
||
1288 | dw 0x1064 |
||
1289 | dw 0x1065 |
||
1290 | dw 0x1066 |
||
1291 | dw 0x1067 |
||
1292 | dw 0x1068 |
||
1293 | dw 0x1069 |
||
1294 | dw 0x106A |
||
1295 | dw 0x106B |
||
1296 | dw 0x1091 |
||
1297 | dw 0x1092 |
||
1298 | dw 0x1093 |
||
1299 | dw 0x1094 |
||
1300 | dw 0x1095 |
||
1301 | dw 0x10fe |
||
1302 | dw 0x1209 |
||
1303 | dw 0x1229 |
||
1304 | dw 0x2449 |
||
1305 | dw 0x2459 |
||
1306 | dw 0x245D |
||
1307 | dw 0x27DC |
||
1308 | |||
1309 | DEVICE_IDs = ($ - device_id_list) / 2 |
||
1310 | |||
1311 | include_debug_strings ; All data wich FDO uses will be included here |
||
1312 | |||
4581 | hidnplayr | 1313 | align 4 |
1314 | devices dd 0 ; number of currently running devices |
||
1315 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling |
||
3545 | hidnplayr | 1316 |