1 | /** @file wlan_mac_common.h |
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2 | * @brief Common Definitions |
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3 | * |
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4 | * This contains common definitions of required by both the upper and |
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5 | * lower-level CPUs. |
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6 | * |
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7 | * @copyright Copyright 2013-2019, Mango Communications. All rights reserved. |
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8 | * Distributed under the Mango Communications Reference Design License |
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9 | * See LICENSE.txt included in the design archive or |
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10 | * at http://mangocomm.com/802.11/license |
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11 | * |
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12 | * This file is part of the Mango 802.11 Reference Design (https://mangocomm.com/802.11) |
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13 | */ |
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14 | |
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15 | /*************************** Constant Definitions ****************************/ |
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16 | #ifndef WLAN_MAC_COMMON_H_ |
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17 | #define WLAN_MAC_COMMON_H_ |
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18 | |
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19 | #include "xil_types.h" |
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20 | #include "wlan_common_types.h" |
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21 | #include "string.h" |
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22 | |
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23 | // Forward declarations |
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24 | struct wlan_mac_hw_info_t; |
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25 | struct station_info_t; |
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26 | |
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27 | //----------------------------------------------- |
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28 | // Common function defines |
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29 | // |
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30 | #define WLAN_MAX(a, b) (((a) > (b)) ? (a) : (b)) |
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31 | #define WLAN_MIN(a, b) (((a) < (b)) ? (a) : (b)) |
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32 | |
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33 | #define CALC_MEM_HIGH_ADDR(base, size) ((base) + ((size) - 1)) |
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34 | #define CALC_MEM_BASE_ADDR(high, size) ((high) - (size) + 1) |
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35 | #define CALC_MEM_SIZE(base, high) ((high) - (base) + 1) |
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36 | |
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37 | #define abs_64(a) (((a) < 0) ? (-1 * a) : (a)) |
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38 | |
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39 | #define sat_add16(a, b) (((a) > (0xFFFF - (b))) ? 0xFFFF : ((a) + (b))) |
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40 | #define sat_add32(a, b) (((a) > (0xFFFFFFFF - (b))) ? 0xFFFFFFFF : ((a) + (b))) |
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41 | |
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42 | #define sat_sub(a, b) (((a) > (b)) ? ((a) - (b)) : 0) |
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43 | |
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44 | #define wlan_addr_eq(addr1, addr2) (memcmp((void*)(addr1), (void*)(addr2), 6)==0) |
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45 | #define wlan_addr_mcast(addr) ((((u8*)(addr))[0] & 1) == 1) |
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46 | |
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47 | //----------------------------------------------- |
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48 | // Level Print function defines |
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49 | // |
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50 | #define PRINT_LEVEL PL_ERROR |
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51 | |
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52 | #define PL_NONE 0 |
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53 | #define PL_ERROR 1 |
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54 | #define PL_WARNING 2 |
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55 | #define PL_VERBOSE 3 |
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56 | |
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57 | #define wlan_printf(severity, format, args...) \ |
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58 | do { \ |
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59 | if (PRINT_LEVEL >= severity){ xil_printf(format, ##args); } \ |
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60 | } while(0) |
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61 | |
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62 | |
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63 | //----------------------------------------------- |
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64 | // PHY defines |
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65 | // |
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66 | #define WLAN_PHY_FCS_NBYTES 4U |
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67 | |
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68 | #define PHY_MODE_DSSS 0x0 |
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69 | #define PHY_MODE_NONHT 0x1 // 11a OFDM |
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70 | #define PHY_MODE_HTMF 0x2 // 11n OFDM, HT mixed format |
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71 | |
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72 | //----------------------------------------------- |
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73 | // Unique sequence number defines |
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74 | // |
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75 | #define UNIQUE_SEQ_INVALID 0xFFFFFFFFFFFFFFFFULL |
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76 | |
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77 | |
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78 | //----------------------------------------------- |
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79 | // WLAN defines |
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80 | // |
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81 | |
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82 | // Reference: http://standards.ieee.org/develop/regauth/tut/macgrp.pdf |
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83 | #define MAC_ADDR_MSB_MASK_MCAST 0x01 |
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84 | #define MAC_ADDR_MSB_MASK_LOCAL 0x02 |
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85 | |
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86 | |
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87 | //----------------------------------------------- |
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88 | // CPU Status defines |
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89 | // |
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90 | #define CPU_STATUS_INITIALIZED 0x00000001 |
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91 | #define CPU_STATUS_EXCEPTION 0x80000000 |
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92 | |
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93 | |
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94 | //----------------------------------------------- |
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95 | // Antenna mode defines |
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96 | // NOTE: These values are enumerated and are *not* written to PHY registers |
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97 | // |
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98 | #define RX_ANTMODE_SISO_ANTA 0x0 |
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99 | #define RX_ANTMODE_SISO_ANTB 0x1 |
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100 | #define RX_ANTMODE_SISO_ANTC 0x2 |
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101 | #define RX_ANTMODE_SISO_ANTD 0x3 |
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102 | #define RX_ANTMODE_SISO_SELDIV_2ANT 0x4 |
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103 | #define RX_ANTMODE_SISO_SELDIV_4ANT 0x5 |
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104 | |
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105 | #define TX_ANTMODE_SISO_ANTA 0x10 |
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106 | #define TX_ANTMODE_SISO_ANTB 0x20 |
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107 | #define TX_ANTMODE_SISO_ANTC 0x30 |
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108 | #define TX_ANTMODE_SISO_ANTD 0x40 |
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109 | |
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110 | |
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111 | //----------------------------------------------- |
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112 | // Receive filter defines |
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113 | // NOTE: These filters allow the user to select the types of received packets to process |
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114 | // |
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115 | #define RX_FILTER_FCS_GOOD 0x1000 ///< Pass only packets with good checksum result |
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116 | #define RX_FILTER_FCS_ALL 0x2000 ///< Pass packets with any checksum result |
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117 | #define RX_FILTER_FCS_MASK 0xF000 |
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118 | #define RX_FILTER_FCS_NOCHANGE RX_FILTER_FCS_MASK |
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119 | |
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120 | #define RX_FILTER_HDR_ADDR_MATCH_MPDU 0x0001 ///< Pass any unicast-to-me or multicast data or management packet |
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121 | #define RX_FILTER_HDR_ALL_MPDU 0x0002 ///< Pass any data or management packet (no address filter) |
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122 | #define RX_FILTER_HDR_ALL 0x0003 ///< Pass any packet (no type or address filters) |
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123 | #define RX_FILTER_HDR_MASK 0x0FFF |
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124 | #define RX_FILTER_HDR_NOCHANGE RX_FILTER_HDR_MASK |
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125 | |
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126 | |
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127 | //----------------------------------------------- |
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128 | // Error defines |
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129 | // Currently, the framework supports error values of 0 - 0xF. These will |
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130 | // be displayed on the hex display as Ex, where x is the error value. |
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131 | // |
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132 | #define WLAN_ERROR_CODE_RIGHT_SHIFT 0 |
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133 | #define WLAN_ERROR_CODE_INSUFFICIENT_BD_SIZE 1 |
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134 | #define WLAN_ERROR_CODE_DRAM_NOT_PRESENT 2 |
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135 | #define WLAN_ERROR_CODE_CPU_LOW_TX_MUTEX 3 |
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136 | #define WLAN_ERROR_CODE_CPU_LOW_RX_MUTEX 4 |
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137 | |
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138 | |
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139 | #define WLAN_ERROR_CPU_STOP 0x80000000 |
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140 | |
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141 | |
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142 | |
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143 | //----------------------------------------------- |
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144 | // Debug / Monitor defines |
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145 | // |
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146 | #define ISR_PERF_MON_GPIO_MASK 0x01 |
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147 | // #define _ISR_PERF_MON_EN_ ///< ISR Performance Monitor Toggle |
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148 | |
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149 | |
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150 | /*********************** Global Structure Definitions ************************/ |
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151 | |
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152 | // Forward declarations |
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153 | struct wlan_mac_hw_info_t; |
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154 | |
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155 | typedef enum userio_input_mask_t{ |
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156 | USERIO_INPUT_MASK_PB_0 = 0x00000001, |
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157 | USERIO_INPUT_MASK_PB_1 = 0x00000002, |
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158 | USERIO_INPUT_MASK_PB_2 = 0x00000004, |
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159 | USERIO_INPUT_MASK_PB_3 = 0x00000008, |
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160 | USERIO_INPUT_MASK_SW_0 = 0x00000010, |
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161 | USERIO_INPUT_MASK_SW_1 = 0x00000020, |
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162 | USERIO_INPUT_MASK_SW_2 = 0x00000040, |
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163 | USERIO_INPUT_MASK_SW_3 = 0x00000080, |
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164 | } userio_input_mask_t; |
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165 | |
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166 | //----------------------------------------------- |
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167 | // Beacon Tx/Rx Configuration Struct |
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168 | // |
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169 | typedef enum __attribute__((__packed__)){ |
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170 | NEVER_UPDATE, |
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171 | ALWAYS_UPDATE, |
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172 | FUTURE_ONLY_UPDATE, |
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173 | } mactime_update_mode_t; |
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174 | ASSERT_TYPE_SIZE(mactime_update_mode_t, 1); |
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175 | |
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176 | |
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177 | typedef enum __attribute__((__packed__)){ |
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178 | NO_BEACON_TX, |
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179 | AP_BEACON_TX, |
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180 | IBSS_BEACON_TX, |
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181 | } beacon_tx_mode_t; |
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182 | ASSERT_TYPE_SIZE(beacon_tx_mode_t, 1); |
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183 | |
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184 | |
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185 | typedef struct __attribute__((__packed__)) beacon_txrx_configure_t{ |
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186 | // Beacon Rx Configuration Parameters |
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187 | mactime_update_mode_t ts_update_mode; // Determines how MAC time is updated on reception of beacons |
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188 | u8 bssid_match[MAC_ADDR_LEN]; // BSSID of current association for Rx matching |
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189 | |
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190 | // Beacon Tx Configuration Parameters |
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191 | u8 beacon_template_pkt_buf; // Packet Buffer that contains the the beacon template to transmit |
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192 | u32 beacon_interval_tu; // Beacon Interval (in TU) |
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193 | beacon_tx_mode_t beacon_tx_mode; // Tx Beacon Mode |
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194 | u8 dtim_period; // DTIM Period (in beacon intervals) |
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195 | u8 reserved0; |
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196 | u8 reserved1; |
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197 | u16 dtim_tag_byte_offset; // # of bytes into the payload that contains the start of the DTIM tag |
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198 | u16 reserved2; |
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199 | } beacon_txrx_config_t; |
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200 | ASSERT_TYPE_SIZE(beacon_txrx_config_t, 20); |
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201 | |
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202 | |
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203 | typedef struct time_hr_min_sec_t{ |
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204 | u32 hr; |
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205 | u32 min; |
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206 | u32 sec; |
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207 | } time_hr_min_sec_t; |
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208 | |
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209 | /*************************** Function Prototypes *****************************/ |
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210 | |
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211 | void wlan_mac_common_malloc_init(); |
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212 | int wlan_null_callback(void* param); |
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213 | int wlan_verify_channel(u32 channel); |
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214 | void init_mac_hw_info(); |
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215 | time_hr_min_sec_t wlan_mac_time_to_hr_min_sec(u64 time); |
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216 | |
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217 | int wlan_create_rts_frame(u8* pkt, |
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218 | u8* address_ra, |
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219 | u8* address_ta, |
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220 | u16 duration); |
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221 | |
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222 | int wlan_create_cts_frame(u8* pkt, |
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223 | u8* address_ra, |
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224 | u16 duration); |
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225 | |
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226 | int wlan_create_ack_frame(void* pkt, |
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227 | u8* address_ra); |
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228 | |
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229 | struct wlan_mac_hw_info_t* get_mac_hw_info(); |
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230 | u8* get_mac_hw_addr_wlan(); |
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231 | u8* get_mac_hw_addr_wlan_exp(); |
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232 | void wlan_assert_print(const char *FilenamePtr, int LineNumber); |
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233 | |
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234 | #endif // END WLAN_MAC_COMMON_H_ |
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