1 | /* |
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2 | * Definitions for RTL818x hardware |
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3 | * |
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4 | * Copyright 2007 Michael Wu <flamingice@sourmilk.net> |
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5 | * Copyright 2007 Andrea Merello <andreamrl@tiscali.it> |
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6 | * |
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7 | * Modified for gPXE, June 2009, by Joshua Oreman <oremanj@rwcr.net> |
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8 | * |
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9 | * Based on the r8187 driver, which is: |
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10 | * Copyright 2005 Andrea Merello <andreamrl@tiscali.it>, et al. |
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11 | * |
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12 | * This program is free software; you can redistribute it and/or modify |
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13 | * it under the terms of the GNU General Public License version 2 as |
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14 | * published by the Free Software Foundation. |
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15 | */ |
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16 | |
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17 | #ifndef RTL818X_H |
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18 | #define RTL818X_H |
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19 | |
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20 | #include <gpxe/spi_bit.h> |
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21 | #include <gpxe/tables.h> |
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22 | |
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23 | FILE_LICENCE(GPL2_ONLY); |
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24 | |
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25 | struct rtl818x_csr { |
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26 | u8 MAC[6]; |
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27 | u8 reserved_0[2]; |
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28 | u32 MAR[2]; |
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29 | u8 RX_FIFO_COUNT; |
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30 | u8 reserved_1; |
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31 | u8 TX_FIFO_COUNT; |
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32 | u8 BQREQ; |
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33 | u8 reserved_2[4]; |
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34 | u32 TSFT[2]; |
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35 | u32 TLPDA; |
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36 | u32 TNPDA; |
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37 | u32 THPDA; |
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38 | u16 BRSR; |
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39 | u8 BSSID[6]; |
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40 | u8 RESP_RATE; |
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41 | u8 EIFS; |
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42 | u8 reserved_3[1]; |
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43 | u8 CMD; |
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44 | #define RTL818X_CMD_TX_ENABLE (1 << 2) |
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45 | #define RTL818X_CMD_RX_ENABLE (1 << 3) |
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46 | #define RTL818X_CMD_RESET (1 << 4) |
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47 | u8 reserved_4[4]; |
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48 | u16 INT_MASK; |
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49 | u16 INT_STATUS; |
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50 | #define RTL818X_INT_RX_OK (1 << 0) |
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51 | #define RTL818X_INT_RX_ERR (1 << 1) |
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52 | #define RTL818X_INT_TXL_OK (1 << 2) |
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53 | #define RTL818X_INT_TXL_ERR (1 << 3) |
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54 | #define RTL818X_INT_RX_DU (1 << 4) |
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55 | #define RTL818X_INT_RX_FO (1 << 5) |
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56 | #define RTL818X_INT_TXN_OK (1 << 6) |
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57 | #define RTL818X_INT_TXN_ERR (1 << 7) |
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58 | #define RTL818X_INT_TXH_OK (1 << 8) |
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59 | #define RTL818X_INT_TXH_ERR (1 << 9) |
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60 | #define RTL818X_INT_TXB_OK (1 << 10) |
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61 | #define RTL818X_INT_TXB_ERR (1 << 11) |
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62 | #define RTL818X_INT_ATIM (1 << 12) |
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63 | #define RTL818X_INT_BEACON (1 << 13) |
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64 | #define RTL818X_INT_TIME_OUT (1 << 14) |
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65 | #define RTL818X_INT_TX_FO (1 << 15) |
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66 | u32 TX_CONF; |
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67 | #define RTL818X_TX_CONF_LOOPBACK_MAC (1 << 17) |
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68 | #define RTL818X_TX_CONF_LOOPBACK_CONT (3 << 17) |
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69 | #define RTL818X_TX_CONF_NO_ICV (1 << 19) |
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70 | #define RTL818X_TX_CONF_DISCW (1 << 20) |
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71 | #define RTL818X_TX_CONF_SAT_HWPLCP (1 << 24) |
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72 | #define RTL818X_TX_CONF_R8180_ABCD (2 << 25) |
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73 | #define RTL818X_TX_CONF_R8180_F (3 << 25) |
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74 | #define RTL818X_TX_CONF_R8185_ABC (4 << 25) |
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75 | #define RTL818X_TX_CONF_R8185_D (5 << 25) |
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76 | #define RTL818X_TX_CONF_R8187vD (5 << 25) |
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77 | #define RTL818X_TX_CONF_R8187vD_B (6 << 25) |
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78 | #define RTL818X_TX_CONF_HWVER_MASK (7 << 25) |
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79 | #define RTL818X_TX_CONF_DISREQQSIZE (1 << 28) |
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80 | #define RTL818X_TX_CONF_PROBE_DTS (1 << 29) |
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81 | #define RTL818X_TX_CONF_HW_SEQNUM (1 << 30) |
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82 | #define RTL818X_TX_CONF_CW_MIN (1 << 31) |
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83 | u32 RX_CONF; |
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84 | #define RTL818X_RX_CONF_MONITOR (1 << 0) |
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85 | #define RTL818X_RX_CONF_NICMAC (1 << 1) |
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86 | #define RTL818X_RX_CONF_MULTICAST (1 << 2) |
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87 | #define RTL818X_RX_CONF_BROADCAST (1 << 3) |
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88 | #define RTL818X_RX_CONF_FCS (1 << 5) |
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89 | #define RTL818X_RX_CONF_DATA (1 << 18) |
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90 | #define RTL818X_RX_CONF_CTRL (1 << 19) |
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91 | #define RTL818X_RX_CONF_MGMT (1 << 20) |
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92 | #define RTL818X_RX_CONF_ADDR3 (1 << 21) |
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93 | #define RTL818X_RX_CONF_PM (1 << 22) |
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94 | #define RTL818X_RX_CONF_BSSID (1 << 23) |
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95 | #define RTL818X_RX_CONF_RX_AUTORESETPHY (1 << 28) |
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96 | #define RTL818X_RX_CONF_CSDM1 (1 << 29) |
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97 | #define RTL818X_RX_CONF_CSDM2 (1 << 30) |
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98 | #define RTL818X_RX_CONF_ONLYERLPKT (1 << 31) |
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99 | u32 INT_TIMEOUT; |
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100 | u32 TBDA; |
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101 | u8 EEPROM_CMD; |
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102 | #define RTL818X_EEPROM_CMD_READ (1 << 0) |
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103 | #define RTL818X_EEPROM_CMD_WRITE (1 << 1) |
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104 | #define RTL818X_EEPROM_CMD_CK (1 << 2) |
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105 | #define RTL818X_EEPROM_CMD_CS (1 << 3) |
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106 | #define RTL818X_EEPROM_CMD_NORMAL (0 << 6) |
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107 | #define RTL818X_EEPROM_CMD_LOAD (1 << 6) |
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108 | #define RTL818X_EEPROM_CMD_PROGRAM (2 << 6) |
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109 | #define RTL818X_EEPROM_CMD_CONFIG (3 << 6) |
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110 | u8 CONFIG0; |
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111 | u8 CONFIG1; |
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112 | u8 CONFIG2; |
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113 | #define RTL818X_CONFIG2_ANTENNA_DIV (1 << 6) |
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114 | u32 ANAPARAM; |
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115 | u8 MSR; |
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116 | #define RTL818X_MSR_NO_LINK (0 << 2) |
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117 | #define RTL818X_MSR_ADHOC (1 << 2) |
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118 | #define RTL818X_MSR_INFRA (2 << 2) |
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119 | #define RTL818X_MSR_MASTER (3 << 2) |
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120 | #define RTL818X_MSR_ENEDCA (4 << 2) |
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121 | u8 CONFIG3; |
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122 | #define RTL818X_CONFIG3_ANAPARAM_WRITE (1 << 6) |
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123 | #define RTL818X_CONFIG3_GNT_SELECT (1 << 7) |
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124 | u8 CONFIG4; |
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125 | #define RTL818X_CONFIG4_POWEROFF (1 << 6) |
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126 | #define RTL818X_CONFIG4_VCOOFF (1 << 7) |
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127 | u8 TESTR; |
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128 | u8 reserved_9[2]; |
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129 | u8 PGSELECT; |
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130 | u8 SECURITY; |
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131 | u32 ANAPARAM2; |
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132 | u8 reserved_10[12]; |
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133 | u16 BEACON_INTERVAL; |
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134 | u16 ATIM_WND; |
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135 | u16 BEACON_INTERVAL_TIME; |
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136 | u16 ATIMTR_INTERVAL; |
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137 | u8 PHY_DELAY; |
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138 | u8 CARRIER_SENSE_COUNTER; |
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139 | u8 reserved_11[2]; |
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140 | u8 PHY[4]; |
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141 | u16 RFPinsOutput; |
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142 | u16 RFPinsEnable; |
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143 | u16 RFPinsSelect; |
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144 | u16 RFPinsInput; |
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145 | u32 RF_PARA; |
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146 | u32 RF_TIMING; |
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147 | u8 GP_ENABLE; |
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148 | u8 GPIO; |
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149 | u8 reserved_12[2]; |
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150 | u32 HSSI_PARA; |
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151 | u8 reserved_13[4]; |
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152 | u8 TX_AGC_CTL; |
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153 | #define RTL818X_TX_AGC_CTL_PERPACKET_GAIN_SHIFT (1 << 0) |
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154 | #define RTL818X_TX_AGC_CTL_PERPACKET_ANTSEL_SHIFT (1 << 1) |
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155 | #define RTL818X_TX_AGC_CTL_FEEDBACK_ANT (1 << 2) |
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156 | u8 TX_GAIN_CCK; |
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157 | u8 TX_GAIN_OFDM; |
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158 | u8 TX_ANTENNA; |
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159 | u8 reserved_14[16]; |
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160 | u8 WPA_CONF; |
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161 | u8 reserved_15[3]; |
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162 | u8 SIFS; |
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163 | u8 DIFS; |
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164 | u8 SLOT; |
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165 | u8 reserved_16[5]; |
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166 | u8 CW_CONF; |
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167 | #define RTL818X_CW_CONF_PERPACKET_CW_SHIFT (1 << 0) |
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168 | #define RTL818X_CW_CONF_PERPACKET_RETRY_SHIFT (1 << 1) |
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169 | u8 CW_VAL; |
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170 | u8 RATE_FALLBACK; |
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171 | #define RTL818X_RATE_FALLBACK_ENABLE (1 << 7) |
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172 | u8 ACM_CONTROL; |
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173 | u8 reserved_17[24]; |
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174 | u8 CONFIG5; |
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175 | u8 TX_DMA_POLLING; |
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176 | u8 reserved_18[2]; |
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177 | u16 CWR; |
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178 | u8 RETRY_CTR; |
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179 | u8 reserved_19[3]; |
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180 | u16 INT_MIG; |
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181 | /* RTL818X_R8187B_*: magic numbers from ioregisters */ |
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182 | #define RTL818X_R8187B_B 0 |
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183 | #define RTL818X_R8187B_D 1 |
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184 | #define RTL818X_R8187B_E 2 |
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185 | u32 RDSAR; |
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186 | u16 TID_AC_MAP; |
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187 | u8 reserved_20[4]; |
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188 | u8 ANAPARAM3; |
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189 | u8 reserved_21[5]; |
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190 | u16 FEMR; |
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191 | u8 reserved_22[4]; |
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192 | u16 TALLY_CNT; |
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193 | u8 TALLY_SEL; |
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194 | } __attribute__((packed)); |
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195 | |
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196 | #define MAX_RX_SIZE IEEE80211_MAX_FRAME_LEN |
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197 | |
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198 | #define RF_PARAM_ANALOGPHY (1 << 0) |
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199 | #define RF_PARAM_ANTBDEFAULT (1 << 1) |
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200 | #define RF_PARAM_CARRIERSENSE1 (1 << 2) |
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201 | #define RF_PARAM_CARRIERSENSE2 (1 << 3) |
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202 | |
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203 | #define BB_ANTATTEN_CHAN14 0x0C |
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204 | #define BB_ANTENNA_B 0x40 |
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205 | |
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206 | #define BB_HOST_BANG (1 << 30) |
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207 | #define BB_HOST_BANG_EN (1 << 2) |
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208 | #define BB_HOST_BANG_CLK (1 << 1) |
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209 | #define BB_HOST_BANG_DATA 1 |
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210 | |
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211 | #define ANAPARAM_TXDACOFF_SHIFT 27 |
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212 | #define ANAPARAM_PWR0_SHIFT 28 |
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213 | #define ANAPARAM_PWR0_MASK (0x07 << ANAPARAM_PWR0_SHIFT) |
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214 | #define ANAPARAM_PWR1_SHIFT 20 |
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215 | #define ANAPARAM_PWR1_MASK (0x7F << ANAPARAM_PWR1_SHIFT) |
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216 | |
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217 | #define RTL818X_RX_RING_SIZE 8 /* doesn't have to be a power of 2 */ |
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218 | #define RTL818X_TX_RING_SIZE 8 /* nor this [but 2^n is very slightly faster] */ |
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219 | #define RTL818X_RING_ALIGN 256 |
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220 | |
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221 | #define RTL818X_MAX_RETRIES 4 |
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222 | |
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223 | enum rtl818x_tx_desc_flags { |
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224 | RTL818X_TX_DESC_FLAG_NO_ENC = (1 << 15), |
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225 | RTL818X_TX_DESC_FLAG_TX_OK = (1 << 15), |
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226 | RTL818X_TX_DESC_FLAG_SPLCP = (1 << 16), |
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227 | RTL818X_TX_DESC_FLAG_RX_UNDER = (1 << 16), |
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228 | RTL818X_TX_DESC_FLAG_MOREFRAG = (1 << 17), |
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229 | RTL818X_TX_DESC_FLAG_CTS = (1 << 18), |
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230 | RTL818X_TX_DESC_FLAG_RTS = (1 << 23), |
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231 | RTL818X_TX_DESC_FLAG_LS = (1 << 28), |
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232 | RTL818X_TX_DESC_FLAG_FS = (1 << 29), |
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233 | RTL818X_TX_DESC_FLAG_DMA = (1 << 30), |
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234 | RTL818X_TX_DESC_FLAG_OWN = (1 << 31) |
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235 | }; |
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236 | |
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237 | struct rtl818x_tx_desc { |
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238 | u32 flags; |
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239 | u16 rts_duration; |
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240 | u16 plcp_len; |
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241 | u32 tx_buf; |
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242 | u32 frame_len; |
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243 | u32 next_tx_desc; |
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244 | u8 cw; |
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245 | u8 retry_limit; |
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246 | u8 agc; |
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247 | u8 flags2; |
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248 | u32 reserved[2]; |
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249 | } __attribute__ ((packed)); |
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250 | |
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251 | enum rtl818x_rx_desc_flags { |
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252 | RTL818X_RX_DESC_FLAG_ICV_ERR = (1 << 12), |
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253 | RTL818X_RX_DESC_FLAG_CRC32_ERR = (1 << 13), |
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254 | RTL818X_RX_DESC_FLAG_PM = (1 << 14), |
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255 | RTL818X_RX_DESC_FLAG_RX_ERR = (1 << 15), |
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256 | RTL818X_RX_DESC_FLAG_BCAST = (1 << 16), |
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257 | RTL818X_RX_DESC_FLAG_PAM = (1 << 17), |
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258 | RTL818X_RX_DESC_FLAG_MCAST = (1 << 18), |
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259 | RTL818X_RX_DESC_FLAG_QOS = (1 << 19), /* RTL8187(B) only */ |
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260 | RTL818X_RX_DESC_FLAG_TRSW = (1 << 24), /* RTL8187(B) only */ |
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261 | RTL818X_RX_DESC_FLAG_SPLCP = (1 << 25), |
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262 | RTL818X_RX_DESC_FLAG_FOF = (1 << 26), |
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263 | RTL818X_RX_DESC_FLAG_DMA_FAIL = (1 << 27), |
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264 | RTL818X_RX_DESC_FLAG_LS = (1 << 28), |
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265 | RTL818X_RX_DESC_FLAG_FS = (1 << 29), |
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266 | RTL818X_RX_DESC_FLAG_EOR = (1 << 30), |
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267 | RTL818X_RX_DESC_FLAG_OWN = (1 << 31) |
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268 | }; |
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269 | |
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270 | struct rtl818x_rx_desc { |
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271 | u32 flags; |
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272 | u32 flags2; |
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273 | union { |
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274 | u32 rx_buf; |
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275 | u64 tsft; |
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276 | }; |
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277 | } __attribute__ ((packed)); |
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278 | |
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279 | struct rtl818x_priv { |
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280 | struct rtl818x_csr *map; |
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281 | const struct rtl818x_rf_ops *rf; |
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282 | int rf_flag; /* whatever RF driver wishes to use it for */ |
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283 | int hw_rate; |
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284 | int hw_rtscts_rate; |
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285 | |
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286 | struct spi_bit_basher spibit; |
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287 | struct spi_device eeprom; |
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288 | |
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289 | struct rtl818x_rx_desc *rx_ring; |
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290 | u32 rx_ring_dma; |
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291 | unsigned int rx_idx; /* next desc to be filled by card */ |
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292 | struct io_buffer *rx_buf[RTL818X_RX_RING_SIZE]; |
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293 | |
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294 | struct rtl818x_tx_desc *tx_ring; |
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295 | u32 tx_ring_dma; |
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296 | unsigned int tx_cons; /* next desc to be filled by card */ |
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297 | unsigned int tx_prod; /* next desc to be filled by driver */ |
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298 | struct io_buffer *tx_buf[RTL818X_TX_RING_SIZE]; |
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299 | |
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300 | struct pci_device *pdev; |
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301 | u32 rx_conf; |
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302 | |
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303 | u16 txpower[14]; |
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304 | |
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305 | int r8185; |
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306 | u32 anaparam; |
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307 | u16 rfparam; |
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308 | u8 csthreshold; |
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309 | }; |
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310 | |
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311 | void rtl818x_write_phy(struct net80211_device *dev, u8 addr, u32 data); |
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312 | void rtl818x_set_anaparam(struct rtl818x_priv *priv, u32 anaparam); |
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313 | |
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314 | static inline u8 rtl818x_ioread8(struct rtl818x_priv *priv __unused, u8 *addr) |
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315 | { |
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316 | return inb(addr); |
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317 | } |
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318 | |
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319 | static inline u16 rtl818x_ioread16(struct rtl818x_priv *priv __unused, u16 *addr) |
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320 | { |
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321 | return inw(addr); |
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322 | } |
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323 | |
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324 | static inline u32 rtl818x_ioread32(struct rtl818x_priv *priv __unused, u32 *addr) |
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325 | { |
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326 | return inl(addr); |
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327 | } |
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328 | |
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329 | static inline void rtl818x_iowrite8(struct rtl818x_priv *priv __unused, |
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330 | u8 *addr, u8 val) |
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331 | { |
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332 | outb(val, addr); |
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333 | } |
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334 | |
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335 | static inline void rtl818x_iowrite16(struct rtl818x_priv *priv __unused, |
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336 | u16 *addr, u16 val) |
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337 | { |
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338 | outw(val, addr); |
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339 | } |
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340 | |
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341 | static inline void rtl818x_iowrite32(struct rtl818x_priv *priv __unused, |
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342 | u32 *addr, u32 val) |
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343 | { |
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344 | outl(val, addr); |
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345 | } |
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346 | |
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347 | #define RTL818X_RF_DRIVERS __table(struct rtl818x_rf_ops, "rtl818x_rf_drivers") |
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348 | #define __rtl818x_rf_driver __table_entry(RTL818X_RF_DRIVERS, 01) |
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349 | |
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350 | struct rtl818x_rf_ops { |
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351 | char *name; |
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352 | u8 id; /* as identified in EEPROM */ |
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353 | void (*init)(struct net80211_device *dev); |
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354 | void (*stop)(struct net80211_device *dev); |
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355 | void (*set_chan)(struct net80211_device *dev, struct net80211_channel *chan); |
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356 | void (*conf_erp)(struct net80211_device *dev); /* set based on dev->erp_flags */ |
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357 | }; |
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358 | |
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359 | #endif /* RTL818X_H */ |
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