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Rev | Author | Line No. | Line |
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3545 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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6717 | hidnplayr | 3 | ;; Copyright (C) KolibriOS team 2004-2016. All rights reserved. ;; |
3545 | hidnplayr | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
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6 | ;; 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' |
||
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 | |
6717 | hidnplayr | 46 | ; I/O registers |
47 | REG_SCB_STATUS = 0 |
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48 | REG_SCB_CMD = 2 |
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49 | REG_SCB_PTR = 4 |
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50 | REG_PORT = 8 |
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51 | REG_EEPROM = 14 |
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52 | REG_MDI_CTRL = 16 |
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3545 | hidnplayr | 53 | |
6717 | hidnplayr | 54 | ; Port commands |
55 | PORT_SOFT_RESET = 0x0 |
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56 | PORT_SELF_TEST = 0x1 |
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57 | PORT_SELECTIVE_RESET = 0x2 |
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58 | PORT_DUMP = 0x3 |
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59 | PORT_DUMP_WAKEUP = 0x7 |
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60 | PORT_PTR_MASK = 0xfffffff0 |
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3545 | hidnplayr | 61 | |
6717 | hidnplayr | 62 | ; Serial EEPROM |
63 | EE_SK = 1 shl 0 ; serial clock |
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64 | EE_CS = 1 shl 1 ; chip select |
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65 | EE_DI = 1 shl 2 ; data in |
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66 | EE_DO = 1 shl 3 ; data out |
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67 | EE_MASK = EE_SK + EE_CS + EE_DI + EE_DO |
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3545 | hidnplayr | 68 | ; opcodes, first bit is start bit and must be 1 |
6717 | hidnplayr | 69 | EE_READ = 110b |
70 | EE_WRITE = 101b |
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71 | EE_ERASE = 111b |
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3545 | hidnplayr | 72 | |
73 | ; The SCB accepts the following controls for the Tx and Rx units: |
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6717 | hidnplayr | 74 | CU_START = 0x0010 |
75 | CU_RESUME = 0x0020 |
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76 | CU_STATSADDR = 0x0040 |
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77 | CU_SHOWSTATS = 0x0050 ; Dump statistics counters. |
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78 | CU_CMD_BASE = 0x0060 ; Base address to add CU commands. |
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79 | CU_DUMPSTATS = 0x0070 ; Dump then reset stats counters. |
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3545 | hidnplayr | 80 | |
6717 | hidnplayr | 81 | RX_START = 0x0001 |
82 | RX_RESUME = 0x0002 |
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83 | RX_ABORT = 0x0004 |
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84 | RX_ADDR_LOAD = 0x0006 |
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85 | RX_RESUMENR = 0x0007 |
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86 | INT_MASK = 0x0100 |
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87 | DRVR_INT = 0x0200 ; Driver generated interrupt |
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3545 | hidnplayr | 88 | |
6717 | hidnplayr | 89 | PHY_100a = 0x000003E0 |
90 | PHY_100c = 0x035002A8 |
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91 | PHY_82555_tx = 0x015002A8 |
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92 | PHY_nsc_tx = 0x5C002000 |
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93 | PHY_82562_et = 0x033002A8 |
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94 | PHY_82562_em = 0x032002A8 |
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95 | PHY_82562_ek = 0x031002A8 |
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96 | PHY_82562_eh = 0x017002A8 |
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97 | PHY_82552_v = 0xd061004d |
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98 | PHY_unknown = 0xFFFFFFFF |
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3545 | hidnplayr | 99 | |
5562 | hidnplayr | 100 | MAC_82557_D100_A = 0 |
101 | MAC_82557_D100_B = 1 |
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102 | MAC_82557_D100_C = 2 |
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103 | MAC_82558_D101_A4 = 4 |
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104 | MAC_82558_D101_B0 = 5 |
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105 | MAC_82559_D101M = 8 |
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106 | MAC_82559_D101S = 9 |
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107 | MAC_82550_D102 = 12 |
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108 | MAC_82550_D102_C = 13 |
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109 | MAC_82551_E = 14 |
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110 | MAC_82551_F = 15 |
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111 | MAC_82551_10 = 16 |
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112 | MAC_unknown = 0xFF |
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3545 | hidnplayr | 113 | |
5562 | hidnplayr | 114 | SCB_STATUS_RUS = 111100b ; RU Status |
115 | RU_STATUS_IDLE = 0000b shl 2 |
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116 | RU_STATUS_SUSPENDED = 0001b shl 2 |
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117 | RU_STATUS_NO_RESOURCES = 0010b shl 2 |
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118 | RU_STATUS_READY = 0100b shl 2 |
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119 | SCB_STATUS_FCP = 1 shl 8 ; Flow Control Pause |
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120 | SCB_STATUS_SWI = 1 shl 10 ; Software Interrupt |
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121 | SCB_STATUS_MDI = 1 shl 11 ; MDI read/write complete |
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122 | SCB_STATUS_RNR = 1 shl 12 ; Receiver Not Ready |
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123 | SCB_STATUS_CNA = 1 shl 13 ; Command unit Not Active |
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124 | SCB_STATUS_FR = 1 shl 14 ; Frame received |
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125 | SCB_STATUS_CX_TNO = 1 shl 15 ; Command finished / Transmit Not Okay |
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3545 | hidnplayr | 126 | |
4581 | hidnplayr | 127 | struct rxfd |
128 | |||
129 | status dw ? |
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130 | command dw ? |
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131 | link dd ? |
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132 | rx_buf_addr dd ? |
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133 | count dw ? |
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134 | size dw ? |
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135 | packet rb 1500 |
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136 | |||
137 | ends |
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138 | |||
5562 | hidnplayr | 139 | RXFD_STATUS_RC = 1 shl 0 ; Receive collision |
140 | RXFD_STATUS_IA = 1 shl 1 ; IA mismatch |
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141 | RXFD_STATUS_NA = 1 shl 2 ; No address match |
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142 | RXFD_STATUS_RE = 1 shl 4 ; Receive Error |
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143 | RXFD_STATUS_TL = 1 shl 5 ; Type/length |
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144 | RXFD_STATUS_FS = 1 shl 7 ; Frame too short |
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145 | RXFD_STATUS_DMA_FAIL = 1 shl 8 ; DMA overrun failure |
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146 | RXFD_STATUS_NR = 1 shl 9 ; Out of buffer space; no resources |
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147 | RXFD_STATUS_MISA = 1 shl 10 ; Alignment error |
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148 | RXFD_STATUS_CRC_ERR = 1 shl 11 ; CRC error in aligned frame |
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149 | RXFD_STATUS_OK = 1 shl 13 ; Frame received and stored |
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150 | RXFD_STATUS_C = 1 shl 15 ; Completion of frame reception |
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151 | |||
152 | RXFD_CMD_SF = 1 shl 3 |
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153 | RXFD_CMD_H = 1 shl 4 ; Header RFD |
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154 | RXFD_CMD_SUSPEND = 1 shl 14 ; Suspends RU after receiving the frame |
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155 | RXFD_CMD_EL = 1 shl 15 ; Last RFD in RFA |
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156 | |||
5525 | hidnplayr | 157 | struct txfd |
4581 | hidnplayr | 158 | |
5525 | hidnplayr | 159 | status dw ? |
160 | command dw ? |
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161 | link dd ? |
||
162 | desc_addr dd ? |
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163 | count dd ? |
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4581 | hidnplayr | 164 | |
5525 | hidnplayr | 165 | buf_addr dd ? |
166 | buf_size dd ? |
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167 | virt_addr dd ? |
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168 | dd ? ; alignment |
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4581 | hidnplayr | 169 | |
5525 | hidnplayr | 170 | ends |
4581 | hidnplayr | 171 | |
5562 | hidnplayr | 172 | TXFD_CMD_IA = 1 shl 0 |
173 | TXFD_CMD_CFG = 1 shl 1 |
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174 | TXFD_CMD_TX = 1 shl 2 |
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175 | TXFD_CMD_TX_FLEX = 1 shl 3 |
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176 | TXFD_CMD_SUSPEND = 1 shl 14 |
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177 | |||
4581 | hidnplayr | 178 | struc confcmd { |
179 | |||
180 | .status dw ? |
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181 | .command dw ? |
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182 | .link dd ? |
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183 | .data rb 64 |
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184 | |||
185 | } |
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186 | |||
187 | struc lstats { |
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188 | |||
189 | .tx_good_frames dd ? |
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190 | .tx_coll16_errs dd ? |
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191 | .tx_late_colls dd ? |
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192 | .tx_underruns dd ? |
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193 | .tx_lost_carrier dd ? |
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194 | .tx_deferred dd ? |
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195 | .tx_one_colls dd ? |
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196 | .tx_multi_colls dd ? |
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197 | .tx_total_colls dd ? |
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198 | |||
199 | .rx_good_frames dd ? |
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200 | .rx_crc_errs dd ? |
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201 | .rx_align_errs dd ? |
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202 | .rx_resource_errs dd ? |
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203 | .rx_overrun_errs dd ? |
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204 | .rx_colls_errs dd ? |
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205 | .rx_runt_errs dd ? |
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206 | |||
207 | } |
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208 | |||
209 | struct device ETH_DEVICE |
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210 | |||
211 | io_addr dd ? |
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212 | pci_bus dd ? |
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213 | pci_dev dd ? |
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214 | rx_desc dd ? |
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5525 | hidnplayr | 215 | cur_tx dd ? |
216 | last_tx dd ? |
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4581 | hidnplayr | 217 | ee_bus_width db ? |
218 | irq_line db ? |
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219 | |||
220 | rb 0x100 - ($ and 0xff) ; align 256 |
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5525 | hidnplayr | 221 | tx_ring rb TX_RING_SIZE*sizeof.txfd |
4581 | hidnplayr | 222 | |
223 | rb 0x100 - ($ and 0xff) ; align 256 |
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224 | confcmd confcmd |
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225 | |||
226 | rb 0x100 - ($ and 0xff) ; align 256 |
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227 | lstats lstats |
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228 | |||
229 | ends |
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230 | |||
3545 | hidnplayr | 231 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
232 | ;; ;; |
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233 | ;; proc START ;; |
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234 | ;; ;; |
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235 | ;; (standard driver proc) ;; |
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236 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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237 | |||
4581 | hidnplayr | 238 | proc START c, state:dword |
3545 | hidnplayr | 239 | |
240 | cmp [state], 1 |
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241 | jne .exit |
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242 | |||
243 | .entry: |
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244 | |||
3845 | hidnplayr | 245 | DEBUGF 1,"Loading driver\n" |
4581 | hidnplayr | 246 | invoke RegService, my_service, service_proc |
3545 | hidnplayr | 247 | ret |
248 | |||
249 | .fail: |
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250 | .exit: |
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251 | xor eax, eax |
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252 | ret |
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253 | |||
254 | endp |
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255 | |||
256 | |||
257 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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258 | ;; ;; |
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259 | ;; proc SERVICE_PROC ;; |
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260 | ;; ;; |
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261 | ;; (standard driver proc) ;; |
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262 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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263 | |||
264 | align 4 |
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265 | proc service_proc stdcall, ioctl:dword |
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266 | |||
267 | mov edx, [ioctl] |
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4470 | hidnplayr | 268 | mov eax, [edx + IOCTL.io_code] |
3545 | hidnplayr | 269 | |
270 | ;------------------------------------------------------ |
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271 | |||
272 | cmp eax, 0 ;SRV_GETVERSION |
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273 | jne @F |
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274 | |||
4470 | hidnplayr | 275 | cmp [edx + IOCTL.out_size], 4 |
3545 | hidnplayr | 276 | jb .fail |
4470 | hidnplayr | 277 | mov eax, [edx + IOCTL.output] |
3545 | hidnplayr | 278 | mov [eax], dword API_VERSION |
279 | |||
280 | xor eax, eax |
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281 | ret |
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282 | |||
283 | ;------------------------------------------------------ |
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284 | @@: |
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285 | cmp eax, 1 ;SRV_HOOK |
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286 | jne .fail |
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287 | |||
4470 | hidnplayr | 288 | cmp [edx + IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
3545 | hidnplayr | 289 | jb .fail |
290 | |||
4470 | hidnplayr | 291 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 292 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
293 | jne .fail ; other types arent supported for this card yet |
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294 | |||
295 | ; check if the device is already listed |
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296 | |||
297 | mov esi, device_list |
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298 | mov ecx, [devices] |
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299 | test ecx, ecx |
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300 | jz .firstdevice |
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301 | |||
4470 | hidnplayr | 302 | ; mov eax, [edx + IOCTL.input] ; get the pci bus and device numbers |
3545 | hidnplayr | 303 | mov ax , [eax+1] ; |
304 | .nextdevice: |
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305 | mov ebx, [esi] |
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4581 | hidnplayr | 306 | cmp al, byte[ebx + device.pci_bus] |
3545 | hidnplayr | 307 | jne @f |
4581 | hidnplayr | 308 | cmp ah, byte[ebx + device.pci_dev] |
3545 | hidnplayr | 309 | je .find_devicenum ; Device is already loaded, let's find it's device number |
310 | @@: |
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311 | add esi, 4 |
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312 | loop .nextdevice |
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313 | |||
314 | |||
315 | ; This device doesnt have its own eth_device structure yet, lets create one |
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316 | .firstdevice: |
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317 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
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318 | jae .fail |
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319 | |||
4581 | hidnplayr | 320 | allocate_and_clear ebx, sizeof.device, .fail ; Allocate the buffer for device structure |
3545 | hidnplayr | 321 | |
322 | ; Fill in the direct call addresses into the struct |
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323 | |||
4581 | hidnplayr | 324 | mov [ebx + device.reset], reset |
325 | mov [ebx + device.transmit], transmit |
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326 | mov [ebx + device.unload], unload |
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6717 | hidnplayr | 327 | mov [ebx + device.name], devicename |
3545 | hidnplayr | 328 | |
329 | ; save the pci bus and device numbers |
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330 | |||
4470 | hidnplayr | 331 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 332 | movzx ecx, byte[eax+1] |
4581 | hidnplayr | 333 | mov [ebx + device.pci_bus], ecx |
3545 | hidnplayr | 334 | movzx ecx, byte[eax+2] |
4581 | hidnplayr | 335 | mov [ebx + device.pci_dev], ecx |
3545 | hidnplayr | 336 | |
337 | ; Now, it's time to find the base io addres of the PCI device |
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338 | |||
4581 | hidnplayr | 339 | stdcall PCI_find_io, [ebx + device.pci_bus], [ebx + device.pci_dev] |
340 | mov [ebx + device.io_addr], eax |
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3545 | hidnplayr | 341 | |
342 | ; We've found the io address, find IRQ now |
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343 | |||
4581 | hidnplayr | 344 | invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.interrupt_line |
345 | mov [ebx + device.irq_line], al |
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3545 | hidnplayr | 346 | |
6717 | hidnplayr | 347 | DEBUGF 1,"Hooking into device, devfn:%x, bus:%x, irq:%x, addr:%x\n",\ |
348 | [ebx + device.pci_dev]:2,[ebx + device.pci_bus]:2,[ebx + device.irq_line]:2,[ebx + device.io_addr]:4 |
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3545 | hidnplayr | 349 | |
350 | ; Ok, the eth_device structure is ready, let's probe the device |
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351 | |||
352 | mov eax, [devices] ; Add the device structure to our device list |
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353 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
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354 | inc [devices] ; |
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355 | |||
6717 | hidnplayr | 356 | call probe ; this function will output in eax |
357 | test eax, eax |
||
358 | jnz .err ; If an error occured, exit |
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3545 | hidnplayr | 359 | |
4581 | hidnplayr | 360 | mov [ebx + device.type], NET_TYPE_ETH |
361 | invoke NetRegDev |
||
3545 | hidnplayr | 362 | |
363 | cmp eax, -1 |
||
364 | je .err |
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365 | |||
366 | ret |
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367 | |||
368 | ; If the device was already loaded, find the device number and return it in eax |
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369 | |||
370 | .find_devicenum: |
||
371 | DEBUGF 2,"Trying to find device number of already registered device\n" |
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4581 | hidnplayr | 372 | invoke NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
3545 | hidnplayr | 373 | ; into a device number in edi |
374 | mov eax, edi ; Application wants it in eax instead |
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375 | DEBUGF 2,"Kernel says: %u\n", eax |
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376 | ret |
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377 | |||
378 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
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379 | .err: |
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4581 | hidnplayr | 380 | invoke KernelFree, ebx |
3545 | hidnplayr | 381 | |
382 | .fail: |
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383 | or eax, -1 |
||
384 | ret |
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385 | |||
386 | ;------------------------------------------------------ |
||
387 | endp |
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388 | |||
389 | |||
390 | |||
391 | |||
392 | |||
393 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
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394 | ;; ;; |
||
395 | ;; Actual Hardware dependent code starts here ;; |
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396 | ;; ;; |
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397 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
||
398 | |||
399 | |||
400 | unload: |
||
401 | ; TODO: (in this particular order) |
||
402 | ; |
||
403 | ; - Stop the device |
||
404 | ; - Detach int handler |
||
405 | ; - Remove device from local list (device_list) |
||
406 | ; - call unregister function in kernel |
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407 | ; - Remove all allocated structures and buffers the card used |
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408 | |||
5560 | hidnplayr | 409 | or eax, -1 |
410 | ret |
||
3545 | hidnplayr | 411 | |
412 | |||
413 | ;------------- |
||
414 | ; |
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415 | ; Probe |
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416 | ; |
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417 | ;------------- |
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418 | |||
419 | align 4 |
||
420 | probe: |
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421 | |||
3845 | hidnplayr | 422 | DEBUGF 1,"Probing\n" |
3545 | hidnplayr | 423 | |
4581 | hidnplayr | 424 | ; Make the device a bus master |
425 | invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command |
||
6717 | hidnplayr | 426 | or al, PCI_CMD_MASTER or PCI_CMD_PIO |
4581 | hidnplayr | 427 | invoke PciWrite32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command, eax |
3545 | hidnplayr | 428 | |
429 | ;--------------------------- |
||
430 | ; First, identify the device |
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431 | |||
4581 | hidnplayr | 432 | invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header.vendor_id ; get device/vendor id |
3545 | hidnplayr | 433 | |
434 | DEBUGF 1,"Vendor_id=0x%x\n", ax |
||
435 | |||
436 | cmp ax, 0x8086 |
||
437 | jne .notfound |
||
438 | shr eax, 16 |
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439 | |||
440 | DEBUGF 1,"Device_id=0x%x\n", ax |
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441 | |||
442 | mov ecx, DEVICE_IDs |
||
443 | mov edi, device_id_list |
||
444 | repne scasw |
||
445 | jne .notfound |
||
446 | jmp .found |
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447 | |||
448 | .notfound: |
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3845 | hidnplayr | 449 | DEBUGF 2,"Unsupported device!\n" |
3545 | hidnplayr | 450 | or eax, -1 |
451 | ret |
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452 | |||
453 | .found: |
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454 | |||
455 | |||
456 | |||
457 | ;---------- |
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458 | ; |
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459 | ; Reset |
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460 | ; |
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461 | ;---------- |
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462 | |||
463 | align 4 |
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464 | reset: |
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465 | |||
4581 | hidnplayr | 466 | movzx eax, [ebx + device.irq_line] |
3545 | hidnplayr | 467 | DEBUGF 1,"Attaching int handler to irq %x\n", eax:1 |
4581 | hidnplayr | 468 | invoke AttachIntHandler, eax, int_handler, ebx |
3545 | hidnplayr | 469 | test eax, eax |
470 | jnz @f |
||
3845 | hidnplayr | 471 | DEBUGF 2,"Could not attach int handler!\n" |
4581 | hidnplayr | 472 | or eax, -1 |
473 | ret |
||
3545 | hidnplayr | 474 | @@: |
475 | |||
3845 | hidnplayr | 476 | DEBUGF 1,"Resetting\n" |
3545 | hidnplayr | 477 | |
6717 | hidnplayr | 478 | ;---------------- |
479 | ; Selective reset |
||
3545 | hidnplayr | 480 | |
4581 | hidnplayr | 481 | set_io [ebx + device.io_addr], 0 |
6717 | hidnplayr | 482 | set_io [ebx + device.io_addr], REG_EEPROM |
483 | mov eax, PORT_SELECTIVE_RESET |
||
484 | out dx, eax |
||
485 | |||
486 | mov esi, 1 |
||
487 | invoke Sleep |
||
488 | |||
489 | ;----------- |
||
490 | ; Soft reset |
||
491 | |||
5562 | hidnplayr | 492 | set_io [ebx + device.io_addr], REG_PORT |
6717 | hidnplayr | 493 | mov eax, PORT_SOFT_RESET |
3545 | hidnplayr | 494 | out dx, eax |
495 | |||
496 | mov esi, 10 |
||
6717 | hidnplayr | 497 | invoke Sleep |
3545 | hidnplayr | 498 | |
6717 | hidnplayr | 499 | ;------------- |
500 | ; Read PHY IDs |
||
501 | |||
502 | mov cx, 1 |
||
503 | mov dx, MII_PHYSID1 |
||
504 | call mdio_read |
||
505 | DEBUGF 1, "PHY ID1: 0x%x\n", ax |
||
506 | |||
507 | mov cx, 1 |
||
508 | mov dx, MII_PHYSID2 |
||
509 | call mdio_read |
||
510 | DEBUGF 1, "PHY ID2: 0x%x\n", ax |
||
511 | |||
512 | ;--------------------- |
||
513 | ; Read MAC from eeprom |
||
514 | |||
515 | call ee_get_width |
||
516 | call mac_read_eeprom |
||
517 | |||
3545 | hidnplayr | 518 | ;--------------------------------- |
519 | ; Tell device where to store stats |
||
520 | |||
4581 | hidnplayr | 521 | lea eax, [ebx + device.lstats.tx_good_frames] ; lstats |
522 | invoke GetPhysAddr |
||
523 | set_io [ebx + device.io_addr], 0 |
||
5562 | hidnplayr | 524 | set_io [ebx + device.io_addr], REG_SCB_PTR |
3545 | hidnplayr | 525 | out dx, eax |
526 | |||
5562 | hidnplayr | 527 | set_io [ebx + device.io_addr], REG_SCB_CMD |
5525 | hidnplayr | 528 | mov ax, CU_STATSADDR or INT_MASK |
3545 | hidnplayr | 529 | out dx, ax |
530 | call cmd_wait |
||
531 | |||
5525 | hidnplayr | 532 | ;------------------------ |
533 | ; setup RX base addr to 0 |
||
3545 | hidnplayr | 534 | |
5562 | hidnplayr | 535 | set_io [ebx + device.io_addr], REG_SCB_PTR |
3545 | hidnplayr | 536 | xor eax, eax |
537 | out dx, eax |
||
538 | |||
5562 | hidnplayr | 539 | set_io [ebx + device.io_addr], REG_SCB_CMD |
5525 | hidnplayr | 540 | mov ax, RX_ADDR_LOAD or INT_MASK |
3545 | hidnplayr | 541 | out dx, ax |
542 | call cmd_wait |
||
543 | |||
544 | ;----------------------------- |
||
545 | ; Create RX and TX descriptors |
||
546 | |||
5525 | hidnplayr | 547 | call init_rx_ring |
5522 | hidnplayr | 548 | test eax, eax |
549 | jz .error |
||
3545 | hidnplayr | 550 | |
5525 | hidnplayr | 551 | call init_tx_ring |
3545 | hidnplayr | 552 | |
5525 | hidnplayr | 553 | |
554 | ;--------- |
||
555 | ; Start RX |
||
556 | |||
557 | DEBUGF 1, "Starting RX" |
||
558 | |||
4581 | hidnplayr | 559 | set_io [ebx + device.io_addr], 0 |
5562 | hidnplayr | 560 | set_io [ebx + device.io_addr], REG_SCB_PTR |
4581 | hidnplayr | 561 | mov eax, [ebx + device.rx_desc] |
562 | invoke GetPhysAddr |
||
5522 | hidnplayr | 563 | add eax, NET_BUFF.data |
3545 | hidnplayr | 564 | out dx, eax |
565 | |||
5562 | hidnplayr | 566 | set_io [ebx + device.io_addr], REG_SCB_CMD |
5525 | hidnplayr | 567 | mov ax, RX_START or INT_MASK |
3545 | hidnplayr | 568 | out dx, ax |
569 | call cmd_wait |
||
570 | |||
5525 | hidnplayr | 571 | ;---------- |
3545 | hidnplayr | 572 | ; Set-up TX |
573 | |||
5562 | hidnplayr | 574 | set_io [ebx + device.io_addr], REG_SCB_PTR |
3545 | hidnplayr | 575 | xor eax, eax |
576 | out dx, eax |
||
577 | |||
5562 | hidnplayr | 578 | set_io [ebx + device.io_addr], REG_SCB_CMD |
5525 | hidnplayr | 579 | mov ax, CU_CMD_BASE or INT_MASK |
3545 | hidnplayr | 580 | out dx, ax |
581 | call cmd_wait |
||
582 | |||
5525 | hidnplayr | 583 | ;------------------------- |
584 | ; Individual address setup |
||
3545 | hidnplayr | 585 | |
5562 | hidnplayr | 586 | mov [ebx + device.confcmd.command], TXFD_CMD_IA + TXFD_CMD_SUSPEND |
5525 | hidnplayr | 587 | mov [ebx + device.confcmd.status], 0 |
588 | lea eax, [ebx + device.tx_ring] |
||
589 | invoke GetPhysAddr |
||
590 | mov [ebx + device.confcmd.link], eax |
||
591 | lea edi, [ebx + device.confcmd.data] |
||
592 | lea esi, [ebx + device.mac] |
||
593 | movsd |
||
594 | movsw |
||
595 | |||
5562 | hidnplayr | 596 | set_io [ebx + device.io_addr], REG_SCB_PTR |
5525 | hidnplayr | 597 | lea eax, [ebx + device.confcmd.status] |
598 | invoke GetPhysAddr |
||
599 | out dx, eax |
||
600 | |||
5562 | hidnplayr | 601 | set_io [ebx + device.io_addr], REG_SCB_CMD |
5525 | hidnplayr | 602 | mov ax, CU_START or INT_MASK |
603 | out dx, ax |
||
604 | call cmd_wait |
||
605 | |||
606 | ;------------- |
||
607 | ; Configure CU |
||
608 | |||
5562 | hidnplayr | 609 | mov [ebx + device.confcmd.command], TXFD_CMD_CFG + TXFD_CMD_SUSPEND |
4581 | hidnplayr | 610 | mov [ebx + device.confcmd.status], 0 |
5525 | hidnplayr | 611 | lea eax, [ebx + device.confcmd.status] |
4581 | hidnplayr | 612 | invoke GetPhysAddr |
613 | mov [ebx + device.confcmd.link], eax |
||
3545 | hidnplayr | 614 | |
615 | mov esi, confcmd_data |
||
4581 | hidnplayr | 616 | lea edi, [ebx + device.confcmd.data] |
3545 | hidnplayr | 617 | mov ecx, 22 |
618 | rep movsb |
||
619 | |||
4581 | hidnplayr | 620 | mov byte[ebx + device.confcmd.data + 1], 0x88 ; fifo of 8 each |
621 | mov byte[ebx + device.confcmd.data + 4], 0 |
||
622 | mov byte[ebx + device.confcmd.data + 5], 0x80 |
||
623 | mov byte[ebx + device.confcmd.data + 15], 0x48 |
||
624 | mov byte[ebx + device.confcmd.data + 19], 0x80 |
||
625 | mov byte[ebx + device.confcmd.data + 21], 0x05 |
||
3545 | hidnplayr | 626 | |
5562 | hidnplayr | 627 | set_io [ebx + device.io_addr], REG_SCB_PTR |
4581 | hidnplayr | 628 | lea eax, [ebx + device.confcmd.status] |
629 | invoke GetPhysAddr |
||
3545 | hidnplayr | 630 | out dx, eax |
631 | |||
5562 | hidnplayr | 632 | set_io [ebx + device.io_addr], REG_SCB_CMD |
5525 | hidnplayr | 633 | mov ax, CU_START ; expect Interrupts from now on |
3545 | hidnplayr | 634 | out dx, ax |
635 | call cmd_wait |
||
636 | |||
3845 | hidnplayr | 637 | DEBUGF 1,"Reset complete\n" |
4581 | hidnplayr | 638 | mov [ebx + device.mtu], 1514 |
3545 | hidnplayr | 639 | |
640 | ; Set link state to unknown |
||
4581 | hidnplayr | 641 | mov [ebx + device.state], ETH_LINK_UNKNOWN |
3545 | hidnplayr | 642 | |
643 | xor eax, eax ; indicate that we have successfully reset the card |
||
644 | ret |
||
645 | |||
5522 | hidnplayr | 646 | .error: |
647 | or eax, -1 |
||
648 | ret |
||
3545 | hidnplayr | 649 | |
5522 | hidnplayr | 650 | |
3545 | hidnplayr | 651 | align 4 |
5525 | hidnplayr | 652 | init_rx_ring: |
3545 | hidnplayr | 653 | |
654 | DEBUGF 1,"Creating ring\n" |
||
655 | |||
656 | ;--------------------- |
||
657 | ; build rxfd structure |
||
658 | |||
5522 | hidnplayr | 659 | invoke NetAlloc, 2000 |
660 | test eax, eax |
||
661 | jz .out_of_mem |
||
4581 | hidnplayr | 662 | mov [ebx + device.rx_desc], eax |
3545 | hidnplayr | 663 | mov esi, eax |
4581 | hidnplayr | 664 | invoke GetPhysAddr |
5522 | hidnplayr | 665 | add eax, NET_BUFF.data |
5562 | hidnplayr | 666 | mov [esi + sizeof.NET_BUFF + rxfd.status], 0 |
667 | mov [esi + sizeof.NET_BUFF + rxfd.command], RXFD_CMD_EL or RXFD_CMD_SUSPEND |
||
5522 | hidnplayr | 668 | mov [esi + sizeof.NET_BUFF + rxfd.link], eax |
669 | mov [esi + sizeof.NET_BUFF + rxfd.count], 0 |
||
670 | mov [esi + sizeof.NET_BUFF + rxfd.size], 1528 |
||
3545 | hidnplayr | 671 | |
5525 | hidnplayr | 672 | ret |
3545 | hidnplayr | 673 | |
5525 | hidnplayr | 674 | .out_of_mem: |
675 | ret |
||
676 | |||
677 | |||
678 | |||
679 | |||
680 | align 4 |
||
681 | init_tx_ring: |
||
682 | |||
683 | DEBUGF 1,"Creating TX ring\n" |
||
684 | |||
685 | lea esi, [ebx + device.tx_ring] |
||
686 | mov eax, esi |
||
4581 | hidnplayr | 687 | invoke GetPhysAddr |
5525 | hidnplayr | 688 | mov ecx, TX_RING_SIZE |
689 | .next_desc: |
||
690 | mov [esi + txfd.status], 0 |
||
691 | mov [esi + txfd.command], 0 |
||
692 | lea edx, [eax + txfd.buf_addr] |
||
693 | mov [esi + txfd.desc_addr], edx |
||
694 | add eax, sizeof.txfd |
||
695 | mov [esi + txfd.link], eax |
||
696 | mov [esi + txfd.count], 0x01208000 ; One buffer, 0x20 bytes of transmit threshold, end of frame |
||
697 | add esi, sizeof.txfd |
||
698 | dec ecx |
||
699 | jnz .next_desc |
||
700 | |||
701 | lea eax, [ebx + device.tx_ring] |
||
4581 | hidnplayr | 702 | invoke GetPhysAddr |
5525 | hidnplayr | 703 | mov dword[ebx + device.tx_ring + sizeof.txfd*(TX_RING_SIZE-1) + txfd.link], eax |
3545 | hidnplayr | 704 | |
5525 | hidnplayr | 705 | mov [ebx + device.cur_tx], 0 |
706 | mov [ebx + device.last_tx], 0 |
||
5522 | hidnplayr | 707 | |
3545 | hidnplayr | 708 | ret |
709 | |||
710 | |||
711 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
712 | ;; ;; |
||
713 | ;; Transmit ;; |
||
714 | ;; ;; |
||
4581 | hidnplayr | 715 | ;; In: pointer to device structure in ebx ;; |
3545 | hidnplayr | 716 | ;; ;; |
717 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
718 | |||
5522 | hidnplayr | 719 | proc transmit stdcall bufferptr |
3545 | hidnplayr | 720 | |
4581 | hidnplayr | 721 | pushf |
722 | cli |
||
723 | |||
5522 | hidnplayr | 724 | mov esi, [bufferptr] |
725 | DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [bufferptr], [esi + NET_BUFF.length] |
||
726 | lea eax, [esi + NET_BUFF.data] |
||
3545 | hidnplayr | 727 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
728 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
||
729 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
730 | [eax+13]:2,[eax+12]:2 |
||
731 | |||
5522 | hidnplayr | 732 | cmp [esi + NET_BUFF.length], 1514 |
4581 | hidnplayr | 733 | ja .fail |
5522 | hidnplayr | 734 | cmp [esi + NET_BUFF.length], 60 |
4581 | hidnplayr | 735 | jb .fail |
3545 | hidnplayr | 736 | |
5525 | hidnplayr | 737 | ; Get current TX descriptor |
738 | mov edi, [ebx + device.cur_tx] |
||
739 | mov eax, sizeof.txfd |
||
740 | mul edi |
||
741 | lea edi, [ebx + device.tx_ring + eax] |
||
742 | |||
743 | ; Check if current descriptor is free or still in use |
||
744 | cmp [edi + txfd.status], 0 |
||
745 | jne .fail |
||
746 | |||
747 | ; Fill in status and command values |
||
748 | mov [edi + txfd.status], 0 |
||
5562 | hidnplayr | 749 | mov [edi + txfd.command], TXFD_CMD_SUSPEND + TXFD_CMD_TX + TXFD_CMD_TX_FLEX |
5525 | hidnplayr | 750 | mov [edi + txfd.count], 0x01208000 |
751 | |||
752 | ; Fill in buffer address and size |
||
753 | mov [edi + txfd.virt_addr], esi |
||
754 | mov eax, esi |
||
755 | add eax, [esi + NET_BUFF.offset] |
||
756 | push edi |
||
4581 | hidnplayr | 757 | invoke GetPhysAddr |
5525 | hidnplayr | 758 | pop edi |
759 | mov [edi + txfd.buf_addr], eax |
||
760 | mov ecx, [esi + NET_BUFF.length] |
||
761 | mov [edi + txfd.buf_size], ecx |
||
3545 | hidnplayr | 762 | |
763 | ; Inform device of the new/updated transmit descriptor |
||
5525 | hidnplayr | 764 | mov eax, edi |
4581 | hidnplayr | 765 | invoke GetPhysAddr |
766 | set_io [ebx + device.io_addr], 0 |
||
5562 | hidnplayr | 767 | set_io [ebx + device.io_addr], REG_SCB_PTR |
3545 | hidnplayr | 768 | out dx, eax |
769 | |||
770 | ; Start the transmit |
||
5562 | hidnplayr | 771 | set_io [ebx + device.io_addr], REG_SCB_CMD |
3545 | hidnplayr | 772 | mov ax, CU_START |
773 | out dx, ax |
||
774 | |||
5525 | hidnplayr | 775 | ; Update stats |
4581 | hidnplayr | 776 | inc [ebx + device.packets_tx] |
777 | add dword[ebx + device.bytes_tx], ecx |
||
778 | adc dword[ebx + device.bytes_tx + 4], 0 |
||
3545 | hidnplayr | 779 | |
5525 | hidnplayr | 780 | ; Wait for command to complete |
781 | call cmd_wait |
||
782 | |||
783 | inc [ebx + device.cur_tx] |
||
784 | and [ebx + device.cur_tx], TX_RING_SIZE - 1 |
||
785 | |||
3545 | hidnplayr | 786 | DEBUGF 1,"Transmit OK\n" |
4581 | hidnplayr | 787 | popf |
3545 | hidnplayr | 788 | xor eax, eax |
4581 | hidnplayr | 789 | ret |
3545 | hidnplayr | 790 | |
4581 | hidnplayr | 791 | .fail: |
5525 | hidnplayr | 792 | DEBUGF 2,"Transmit failed!\n" |
5522 | hidnplayr | 793 | invoke NetFree, [bufferptr] |
4581 | hidnplayr | 794 | popf |
3545 | hidnplayr | 795 | or eax, -1 |
4581 | hidnplayr | 796 | ret |
3545 | hidnplayr | 797 | |
4581 | hidnplayr | 798 | endp |
799 | |||
800 | |||
3545 | hidnplayr | 801 | ;;;;;;;;;;;;;;;;;;;;;;; |
802 | ;; ;; |
||
803 | ;; Interrupt handler ;; |
||
804 | ;; ;; |
||
805 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
806 | |||
807 | align 4 |
||
808 | int_handler: |
||
809 | |||
810 | push ebx esi edi |
||
811 | |||
3845 | hidnplayr | 812 | DEBUGF 1,"INT\n" |
3545 | hidnplayr | 813 | |
814 | ; find pointer of device wich made IRQ occur |
||
815 | |||
816 | mov ecx, [devices] |
||
817 | test ecx, ecx |
||
818 | jz .nothing |
||
819 | mov esi, device_list |
||
820 | .nextdevice: |
||
821 | mov ebx, [esi] |
||
822 | |||
5562 | hidnplayr | 823 | ; set_io [ebx + device.io_addr], 0 ; REG_SCB_STATUS = 0 |
824 | set_io [ebx + device.io_addr], REG_SCB_STATUS |
||
3545 | hidnplayr | 825 | in ax, dx |
5562 | hidnplayr | 826 | out dx, ax ; send it back to ACK |
3545 | hidnplayr | 827 | test ax, ax |
828 | jnz .got_it |
||
829 | .continue: |
||
830 | add esi, 4 |
||
831 | dec ecx |
||
832 | jnz .nextdevice |
||
833 | .nothing: |
||
834 | pop edi esi ebx |
||
835 | xor eax, eax |
||
836 | |||
6717 | hidnplayr | 837 | ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
3545 | hidnplayr | 838 | |
839 | .got_it: |
||
840 | |||
841 | DEBUGF 1,"Device: %x Status: %x\n", ebx, ax |
||
842 | |||
5562 | hidnplayr | 843 | test ax, SCB_STATUS_FR ; did we receive a frame? |
3545 | hidnplayr | 844 | jz .no_rx |
845 | |||
846 | push ax |
||
847 | |||
848 | DEBUGF 1,"Receiving\n" |
||
849 | |||
850 | push ebx |
||
851 | .rx_loop: |
||
852 | pop ebx |
||
853 | |||
4581 | hidnplayr | 854 | mov esi, [ebx + device.rx_desc] |
5562 | hidnplayr | 855 | test [esi + sizeof.NET_BUFF + rxfd.status], RXFD_STATUS_C ; Completed? |
856 | jz .no_rx_ |
||
857 | test [esi + sizeof.NET_BUFF + rxfd.status], RXFD_STATUS_OK ; OK? |
||
858 | jz .not_ok |
||
3545 | hidnplayr | 859 | |
5522 | hidnplayr | 860 | DEBUGF 1,"rxfd status=0x%x\n", [esi + sizeof.NET_BUFF + rxfd.status]:4 |
3545 | hidnplayr | 861 | |
5522 | hidnplayr | 862 | movzx ecx, [esi + sizeof.NET_BUFF + rxfd.count] |
3545 | hidnplayr | 863 | and ecx, 0x3fff |
864 | |||
865 | push ebx |
||
866 | push .rx_loop |
||
867 | push esi |
||
5522 | hidnplayr | 868 | mov [esi + NET_BUFF.length], ecx |
869 | mov [esi + NET_BUFF.device], ebx |
||
870 | mov [esi + NET_BUFF.offset], NET_BUFF.data + rxfd.packet |
||
3545 | hidnplayr | 871 | |
872 | ; Update stats |
||
4581 | hidnplayr | 873 | add dword [ebx + device.bytes_rx], ecx |
874 | adc dword [ebx + device.bytes_rx + 4], 0 |
||
875 | inc dword [ebx + device.packets_rx] |
||
3545 | hidnplayr | 876 | |
877 | ; allocate new descriptor |
||
878 | |||
5522 | hidnplayr | 879 | invoke NetAlloc, 2000 |
5561 | hidnplayr | 880 | test eax, eax |
881 | jz .out_of_mem |
||
4581 | hidnplayr | 882 | mov [ebx + device.rx_desc], eax |
3545 | hidnplayr | 883 | mov esi, eax |
4581 | hidnplayr | 884 | invoke GetPhysAddr |
5522 | hidnplayr | 885 | add eax, NET_BUFF.data |
5562 | hidnplayr | 886 | mov [esi + sizeof.NET_BUFF + rxfd.status], 0 |
887 | mov [esi + sizeof.NET_BUFF + rxfd.command], RXFD_CMD_EL or RXFD_CMD_SUSPEND |
||
5522 | hidnplayr | 888 | mov [esi + sizeof.NET_BUFF + rxfd.link], eax |
889 | mov [esi + sizeof.NET_BUFF + rxfd.count], 0 |
||
890 | mov [esi + sizeof.NET_BUFF + rxfd.size], 1528 |
||
3545 | hidnplayr | 891 | |
892 | ; restart RX |
||
893 | |||
4581 | hidnplayr | 894 | set_io [ebx + device.io_addr], 0 |
5562 | hidnplayr | 895 | set_io [ebx + device.io_addr], REG_SCB_PTR |
5560 | hidnplayr | 896 | ; mov eax, [ebx + device.rx_desc] |
4581 | hidnplayr | 897 | ; invoke GetPhysAddr |
5560 | hidnplayr | 898 | ; add eax, NET_BUFF.data |
3545 | hidnplayr | 899 | out dx, eax |
900 | |||
5562 | hidnplayr | 901 | set_io [ebx + device.io_addr], REG_SCB_CMD |
3545 | hidnplayr | 902 | mov ax, RX_START |
903 | out dx, ax |
||
904 | call cmd_wait |
||
5561 | hidnplayr | 905 | .out_of_mem: |
3545 | hidnplayr | 906 | |
5562 | hidnplayr | 907 | ; Hand the frame over to the kernel |
5522 | hidnplayr | 908 | jmp [EthInput] |
3545 | hidnplayr | 909 | |
5562 | hidnplayr | 910 | .not_ok: |
911 | ; Reset the FD |
||
912 | mov [esi + sizeof.NET_BUFF + rxfd.status], 0 |
||
913 | mov [esi + sizeof.NET_BUFF + rxfd.command], RXFD_CMD_EL or RXFD_CMD_SUSPEND |
||
914 | mov [esi + sizeof.NET_BUFF + rxfd.count], 0 |
||
915 | |||
916 | ; Restart RX |
||
917 | set_io [ebx + device.io_addr], 0 |
||
918 | set_io [ebx + device.io_addr], REG_SCB_PTR |
||
919 | mov eax, esi |
||
920 | invoke GetPhysAddr |
||
921 | add eax, NET_BUFF.data |
||
922 | out dx, eax |
||
923 | |||
924 | set_io [ebx + device.io_addr], REG_SCB_CMD |
||
925 | mov ax, RX_START |
||
926 | out dx, ax |
||
927 | call cmd_wait |
||
928 | |||
929 | push ebx |
||
930 | jmp .rx_loop |
||
931 | |||
932 | .no_rx_: |
||
3545 | hidnplayr | 933 | DEBUGF 1, "no more data\n" |
934 | pop ax |
||
935 | |||
936 | .no_rx: |
||
937 | |||
5562 | hidnplayr | 938 | test ax, SCB_STATUS_CNA |
5525 | hidnplayr | 939 | jz .no_tx |
940 | DEBUGF 1, "Command completed\n" |
||
3545 | hidnplayr | 941 | |
5525 | hidnplayr | 942 | push eax |
943 | .loop_tx: |
||
944 | mov edi, [ebx + device.last_tx] |
||
945 | mov eax, sizeof.txfd |
||
946 | mul eax |
||
947 | lea edi, [ebx + device.tx_ring + eax] |
||
948 | |||
949 | cmp [edi + txfd.status], 0 |
||
950 | je .tx_done |
||
951 | |||
952 | cmp [edi + txfd.virt_addr], 0 |
||
953 | je .tx_done |
||
954 | |||
955 | DEBUGF 1,"Freeing buffer 0x%x\n", [edi + txfd.virt_addr] |
||
956 | |||
957 | push [edi + txfd.virt_addr] |
||
958 | mov [edi + txfd.virt_addr], 0 |
||
959 | invoke NetFree |
||
960 | |||
961 | inc [ebx + device.last_tx] |
||
962 | and [ebx + device.last_tx], TX_RING_SIZE - 1 |
||
963 | |||
964 | jmp .loop_tx |
||
965 | .tx_done: |
||
966 | pop eax |
||
967 | .no_tx: |
||
968 | |||
5562 | hidnplayr | 969 | test ax, RU_STATUS_NO_RESOURCES |
3545 | hidnplayr | 970 | jne .fail |
971 | |||
5560 | hidnplayr | 972 | DEBUGF 2, "Out of resources!\n" |
3545 | hidnplayr | 973 | |
974 | .fail: |
||
975 | pop edi esi ebx |
||
976 | xor eax, eax |
||
977 | inc eax |
||
978 | |||
979 | ret |
||
980 | |||
981 | |||
982 | |||
983 | |||
984 | align 4 |
||
985 | cmd_wait: |
||
986 | |||
987 | in al, dx |
||
988 | test al, al |
||
989 | jnz cmd_wait |
||
990 | |||
991 | ret |
||
992 | |||
993 | |||
994 | |||
995 | |||
996 | |||
997 | |||
998 | align 4 |
||
999 | ee_read: ; esi = address to read |
||
1000 | |||
3845 | hidnplayr | 1001 | DEBUGF 1,"Eeprom read from 0x%x\n", esi |
3545 | hidnplayr | 1002 | |
4581 | hidnplayr | 1003 | set_io [ebx + device.io_addr], 0 |
5562 | hidnplayr | 1004 | set_io [ebx + device.io_addr], REG_EEPROM |
3545 | hidnplayr | 1005 | |
1006 | ;----------------------------------------------------- |
||
1007 | ; Prepend start bit + read opcode to the address field |
||
1008 | ; and shift it to the very left bits of esi |
||
1009 | |||
1010 | mov cl, 29 |
||
4581 | hidnplayr | 1011 | sub cl, [ebx + device.ee_bus_width] |
3545 | hidnplayr | 1012 | shl esi, cl |
1013 | or esi, EE_READ shl 29 |
||
1014 | |||
4581 | hidnplayr | 1015 | movzx ecx, [ebx + device.ee_bus_width] |
3545 | hidnplayr | 1016 | add ecx, 3 |
1017 | |||
6717 | hidnplayr | 1018 | mov ax, 0x4800 + EE_CS |
1019 | out dx, ax |
||
5247 | hidnplayr | 1020 | call udelay |
3545 | hidnplayr | 1021 | |
1022 | ;----------------------- |
||
1023 | ; Write this to the chip |
||
1024 | |||
1025 | .loop: |
||
6717 | hidnplayr | 1026 | mov al, EE_CS |
3545 | hidnplayr | 1027 | shl esi, 1 |
1028 | jnc @f |
||
1029 | or al, EE_DI |
||
1030 | @@: |
||
1031 | out dx, al |
||
5247 | hidnplayr | 1032 | call udelay |
3545 | hidnplayr | 1033 | |
6717 | hidnplayr | 1034 | or al, EE_SK |
3545 | hidnplayr | 1035 | out dx, al |
5247 | hidnplayr | 1036 | call udelay |
3545 | hidnplayr | 1037 | |
1038 | loop .loop |
||
1039 | |||
1040 | ;------------------------------ |
||
1041 | ; Now read the data from eeprom |
||
1042 | |||
1043 | xor esi, esi |
||
1044 | mov ecx, 16 |
||
1045 | |||
1046 | .loop2: |
||
1047 | shl esi, 1 |
||
6717 | hidnplayr | 1048 | mov al, EE_CS |
3545 | hidnplayr | 1049 | out dx, al |
5247 | hidnplayr | 1050 | call udelay |
3545 | hidnplayr | 1051 | |
6717 | hidnplayr | 1052 | or al, EE_SK |
1053 | out dx, al |
||
1054 | call udelay |
||
1055 | |||
3545 | hidnplayr | 1056 | in al, dx |
1057 | test al, EE_DO |
||
1058 | jz @f |
||
1059 | inc esi |
||
1060 | @@: |
||
1061 | |||
1062 | loop .loop2 |
||
1063 | |||
1064 | ;----------------------- |
||
1065 | ; de-activate the eeprom |
||
1066 | |||
6717 | hidnplayr | 1067 | xor al, al |
1068 | out dx, al |
||
3545 | hidnplayr | 1069 | |
3845 | hidnplayr | 1070 | DEBUGF 1,"0x%x\n", esi:4 |
3545 | hidnplayr | 1071 | ret |
1072 | |||
1073 | |||
1074 | |||
1075 | align 4 |
||
1076 | ee_write: ; esi = address to write to, di = data |
||
1077 | |||
1078 | DEBUGF 1,"Eeprom write 0x%x to 0x%x\n", di, esi |
||
1079 | |||
4581 | hidnplayr | 1080 | set_io [ebx + device.io_addr], 0 |
5562 | hidnplayr | 1081 | set_io [ebx + device.io_addr], REG_EEPROM |
3545 | hidnplayr | 1082 | |
1083 | ;----------------------------------------------------- |
||
1084 | ; Prepend start bit + write opcode to the address field |
||
1085 | ; and shift it to the very left bits of esi |
||
1086 | |||
1087 | mov cl, 29 |
||
4581 | hidnplayr | 1088 | sub cl, [ebx + device.ee_bus_width] |
3545 | hidnplayr | 1089 | shl esi, cl |
1090 | or esi, EE_WRITE shl 29 |
||
1091 | |||
4581 | hidnplayr | 1092 | movzx ecx, [ebx + device.ee_bus_width] |
3545 | hidnplayr | 1093 | add ecx, 3 |
1094 | |||
6717 | hidnplayr | 1095 | mov ax, 0x4800 + EE_CS ; enable chip |
1096 | out dx, ax |
||
3545 | hidnplayr | 1097 | |
1098 | ;----------------------- |
||
1099 | ; Write this to the chip |
||
1100 | |||
1101 | .loop: |
||
6717 | hidnplayr | 1102 | mov al, EE_CS |
3545 | hidnplayr | 1103 | shl esi, 1 |
1104 | jnc @f |
||
1105 | or al, EE_DI |
||
1106 | @@: |
||
1107 | out dx, al |
||
5247 | hidnplayr | 1108 | call udelay |
3545 | hidnplayr | 1109 | |
6717 | hidnplayr | 1110 | or al, EE_SK |
3545 | hidnplayr | 1111 | out dx, al |
5247 | hidnplayr | 1112 | call udelay |
3545 | hidnplayr | 1113 | |
1114 | loop .loop |
||
1115 | |||
1116 | ;----------------------------- |
||
1117 | ; Now write the data to eeprom |
||
1118 | |||
1119 | mov ecx, 16 |
||
1120 | |||
1121 | .loop2: |
||
6717 | hidnplayr | 1122 | mov al, EE_CS |
3545 | hidnplayr | 1123 | shl di, 1 |
1124 | jnc @f |
||
1125 | or al, EE_DI |
||
1126 | @@: |
||
1127 | out dx, al |
||
5247 | hidnplayr | 1128 | call udelay |
3545 | hidnplayr | 1129 | |
6717 | hidnplayr | 1130 | or al, EE_SK |
3545 | hidnplayr | 1131 | out dx, al |
5247 | hidnplayr | 1132 | call udelay |
3545 | hidnplayr | 1133 | |
1134 | loop .loop2 |
||
1135 | |||
1136 | ;----------------------- |
||
1137 | ; de-activate the eeprom |
||
1138 | |||
1139 | xor al, al |
||
1140 | out dx, al |
||
1141 | |||
1142 | |||
1143 | ret |
||
1144 | |||
1145 | |||
1146 | |||
1147 | align 4 |
||
1148 | ee_get_width: |
||
1149 | |||
4581 | hidnplayr | 1150 | set_io [ebx + device.io_addr], 0 |
5562 | hidnplayr | 1151 | set_io [ebx + device.io_addr], REG_EEPROM |
3545 | hidnplayr | 1152 | |
6717 | hidnplayr | 1153 | mov ax, 0x4800 + EE_CS ; activate eeprom |
1154 | out dx, ax |
||
5247 | hidnplayr | 1155 | call udelay |
3545 | hidnplayr | 1156 | |
1157 | mov si, EE_READ shl 13 |
||
1158 | xor ecx, ecx |
||
1159 | .loop: |
||
6717 | hidnplayr | 1160 | mov al, EE_CS |
3545 | hidnplayr | 1161 | shl si, 1 |
1162 | jnc @f |
||
1163 | or al, EE_DI |
||
1164 | @@: |
||
6717 | hidnplayr | 1165 | out dx, ax |
5247 | hidnplayr | 1166 | call udelay |
3545 | hidnplayr | 1167 | |
6717 | hidnplayr | 1168 | or al, EE_SK |
1169 | out dx, ax |
||
5247 | hidnplayr | 1170 | call udelay |
3545 | hidnplayr | 1171 | |
1172 | inc ecx |
||
1173 | |||
1174 | cmp ecx, 15 |
||
1175 | jae .give_up |
||
1176 | |||
1177 | in al, dx |
||
1178 | test al, EE_DO |
||
1179 | jnz .loop |
||
1180 | |||
1181 | xor al, al |
||
6717 | hidnplayr | 1182 | out dx, al ; de-activate eeprom |
3545 | hidnplayr | 1183 | |
6717 | hidnplayr | 1184 | sub cl, 3 ; dont count the opcode bits |
4581 | hidnplayr | 1185 | mov [ebx + device.ee_bus_width], cl |
3845 | hidnplayr | 1186 | DEBUGF 1, "Eeprom width=%u bit\n", ecx |
3545 | hidnplayr | 1187 | |
3845 | hidnplayr | 1188 | ret |
3545 | hidnplayr | 1189 | |
3845 | hidnplayr | 1190 | .give_up: |
1191 | DEBUGF 2, "Eeprom not found!\n" |
||
1192 | xor al, al |
||
6717 | hidnplayr | 1193 | out dx, al ; de-activate eeprom |
3545 | hidnplayr | 1194 | |
1195 | ret |
||
1196 | |||
1197 | |||
5247 | hidnplayr | 1198 | ; Wait a minimum of 2µs |
1199 | udelay: |
||
1200 | pusha |
||
1201 | mov esi, 1 |
||
1202 | invoke Sleep |
||
1203 | popa |
||
3545 | hidnplayr | 1204 | |
5247 | hidnplayr | 1205 | ret |
1206 | |||
1207 | |||
1208 | |||
3545 | hidnplayr | 1209 | ; cx = phy addr |
1210 | ; dx = phy reg addr |
||
1211 | |||
1212 | ; ax = data |
||
1213 | |||
1214 | align 4 |
||
1215 | mdio_read: |
||
1216 | |||
1217 | DEBUGF 1,"MDIO read\n" |
||
1218 | |||
1219 | shl ecx, 21 ; PHY addr |
||
6717 | hidnplayr | 1220 | mov eax, ecx |
3545 | hidnplayr | 1221 | shl edx, 16 ; PHY reg addr |
1222 | or eax, edx |
||
1223 | or eax, 10b shl 26 ; read opcode |
||
1224 | |||
4581 | hidnplayr | 1225 | set_io [ebx + device.io_addr], 0 |
5562 | hidnplayr | 1226 | set_io [ebx + device.io_addr], REG_MDI_CTRL |
3545 | hidnplayr | 1227 | out dx, eax |
1228 | |||
1229 | .wait: |
||
5247 | hidnplayr | 1230 | call udelay |
3545 | hidnplayr | 1231 | in eax, dx |
1232 | test eax, 1 shl 28 ; ready bit |
||
1233 | jz .wait |
||
1234 | |||
1235 | ret |
||
1236 | |||
6717 | hidnplayr | 1237 | |
1238 | |||
3545 | hidnplayr | 1239 | ; ax = data |
1240 | ; cx = phy addr |
||
1241 | ; dx = phy reg addr |
||
1242 | |||
1243 | ; ax = data |
||
1244 | |||
1245 | align 4 |
||
1246 | mdio_write: |
||
1247 | |||
1248 | DEBUGF 1,"MDIO write\n" |
||
1249 | |||
1250 | and eax, 0xffff |
||
1251 | |||
1252 | shl ecx, 21 ; PHY addr |
||
1253 | shl edx, 16 ; PHY reg addr |
||
1254 | |||
1255 | or eax, ecx |
||
1256 | or eax, edx |
||
1257 | or eax, 01b shl 26 ; write opcode |
||
1258 | |||
4581 | hidnplayr | 1259 | set_io [ebx + device.io_addr], 0 |
5562 | hidnplayr | 1260 | set_io [ebx + device.io_addr], REG_MDI_CTRL |
3545 | hidnplayr | 1261 | out dx, eax |
1262 | |||
1263 | .wait: |
||
5247 | hidnplayr | 1264 | call udelay |
3545 | hidnplayr | 1265 | in eax, dx |
1266 | test eax, 1 shl 28 ; ready bit |
||
1267 | jz .wait |
||
1268 | |||
1269 | ret |
||
1270 | |||
1271 | |||
1272 | align 4 |
||
6717 | hidnplayr | 1273 | mac_read_eeprom: |
3545 | hidnplayr | 1274 | |
1275 | mov esi, 0 |
||
1276 | call ee_read |
||
4581 | hidnplayr | 1277 | mov word[ebx + device.mac], si |
3545 | hidnplayr | 1278 | |
1279 | mov esi, 1 |
||
1280 | call ee_read |
||
4581 | hidnplayr | 1281 | mov word[ebx + device.mac+2], si |
3545 | hidnplayr | 1282 | |
1283 | mov esi, 2 |
||
1284 | call ee_read |
||
4581 | hidnplayr | 1285 | mov word[ebx + device.mac+4], si |
3545 | hidnplayr | 1286 | |
1287 | |||
1288 | ret |
||
1289 | |||
1290 | |||
1291 | ; End of code |
||
1292 | |||
1293 | |||
4581 | hidnplayr | 1294 | data fixups |
1295 | end data |
||
1296 | |||
1297 | include '../peimport.inc' |
||
1298 | |||
4629 | hidnplayr | 1299 | my_service db 'I8255X', 0 ; max 16 chars include zero |
3545 | hidnplayr | 1300 | devicename db 'Intel Etherexpress pro/100', 0 |
1301 | |||
1302 | confcmd_data db 22, 0x08, 0, 0, 0, 0x80, 0x32, 0x03, 1 |
||
1303 | db 0, 0x2e, 0, 0x60, 0, 0xf2, 0x48, 0, 0x40, 0xf2 |
||
1304 | db 0x80, 0x3f, 0x05 ; 22 bytes total |
||
1305 | |||
1306 | |||
1307 | device_id_list: |
||
6717 | hidnplayr | 1308 | dw 0x1029 |
1309 | dw 0x1030 |
||
1310 | dw 0x1031 |
||
1311 | dw 0x1032 |
||
1312 | dw 0x1033 |
||
1313 | dw 0x1034 |
||
1314 | dw 0x1038 |
||
1315 | dw 0x1039 |
||
1316 | dw 0x103A |
||
1317 | dw 0x103B |
||
1318 | dw 0x103C |
||
1319 | dw 0x103D |
||
1320 | dw 0x103E |
||
1321 | dw 0x1050 |
||
1322 | dw 0x1051 |
||
1323 | dw 0x1052 |
||
1324 | dw 0x1053 |
||
1325 | dw 0x1054 |
||
1326 | dw 0x1055 |
||
1327 | dw 0x1056 |
||
1328 | dw 0x1057 |
||
1329 | dw 0x1059 |
||
1330 | dw 0x1064 |
||
1331 | dw 0x1065 |
||
1332 | dw 0x1066 |
||
1333 | dw 0x1067 |
||
1334 | dw 0x1068 |
||
1335 | dw 0x1069 |
||
1336 | dw 0x106A |
||
1337 | dw 0x106B |
||
1338 | dw 0x1091 |
||
1339 | dw 0x1092 |
||
1340 | dw 0x1093 |
||
1341 | dw 0x1094 |
||
1342 | dw 0x1095 |
||
1343 | dw 0x10fe |
||
1344 | dw 0x1209 |
||
1345 | dw 0x1229 |
||
1346 | dw 0x2449 |
||
1347 | dw 0x2459 |
||
1348 | dw 0x245D |
||
1349 | dw 0x27DC |
||
3545 | hidnplayr | 1350 | |
1351 | DEVICE_IDs = ($ - device_id_list) / 2 |
||
1352 | |||
1353 | include_debug_strings ; All data wich FDO uses will be included here |
||
1354 | |||
4581 | hidnplayr | 1355 | align 4 |
1356 | devices dd 0 ; number of currently running devices |
||
1357 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling |
||
3545 | hidnplayr | 1358 |