1 | /*
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2 | * Copyright (c) 2010 by WIZnet <support@wiznet.co.kr>
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3 | *
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4 | * This file is free software; you can redistribute it and/or modify
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5 | * it under the terms of either the GNU General Public License version 2
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6 | * or the GNU Lesser General Public License version 2.1, both as
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7 | * published by the Free Software Foundation.
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8 | *
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9 | * - 10 Apr. 2015
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10 | * Added support for Arduino Ethernet Shield 2
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11 | * by Arduino.org team
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12 | */
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13 |
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14 | #ifndef W5500_H_INCLUDED
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15 | #define W5500_H_INCLUDED
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16 |
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17 | #define MAX_SOCK_NUM 8
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18 |
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19 | #include <SPI.h>
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20 |
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21 | typedef uint8_t SOCKET;
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22 | /*
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23 | class MR {
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24 | public:
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25 | static const uint8_t RST = 0x80;
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26 | static const uint8_t PB = 0x10;
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27 | static const uint8_t PPPOE = 0x08;
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28 | static const uint8_t LB = 0x04;
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29 | static const uint8_t AI = 0x02;
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30 | static const uint8_t IND = 0x01;
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31 | };
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32 | */
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33 | /*
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34 | class IR {
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35 | public:
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36 | static const uint8_t CONFLICT = 0x80;
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37 | static const uint8_t UNREACH = 0x40;
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38 | static const uint8_t PPPoE = 0x20;
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39 | static const uint8_t SOCK0 = 0x01;
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40 | static const uint8_t SOCK1 = 0x02;
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41 | static const uint8_t SOCK2 = 0x04;
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42 | static const uint8_t SOCK3 = 0x08;
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43 | static inline uint8_t SOCK(SOCKET ch) { return (0x01 << ch); };
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44 | };
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45 | */
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46 |
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47 | class SnMR {
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48 | public:
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49 | static const uint8_t CLOSE = 0x00;
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50 | static const uint8_t TCP = 0x01;
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51 | static const uint8_t UDP = 0x02;
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52 | static const uint8_t IPRAW = 0x03;
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53 | static const uint8_t MACRAW = 0x04;
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54 | static const uint8_t PPPOE = 0x05;
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55 | static const uint8_t ND = 0x20;
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56 | static const uint8_t MULTI = 0x80;
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57 | };
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58 |
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59 | enum SockCMD {
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60 | Sock_OPEN = 0x01,
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61 | Sock_LISTEN = 0x02,
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62 | Sock_CONNECT = 0x04,
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63 | Sock_DISCON = 0x08,
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64 | Sock_CLOSE = 0x10,
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65 | Sock_SEND = 0x20,
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66 | Sock_SEND_MAC = 0x21,
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67 | Sock_SEND_KEEP = 0x22,
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68 | Sock_RECV = 0x40
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69 | };
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70 |
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71 | /*class SnCmd {
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72 | public:
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73 | static const uint8_t OPEN = 0x01;
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74 | static const uint8_t LISTEN = 0x02;
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75 | static const uint8_t CONNECT = 0x04;
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76 | static const uint8_t DISCON = 0x08;
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77 | static const uint8_t CLOSE = 0x10;
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78 | static const uint8_t SEND = 0x20;
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79 | static const uint8_t SEND_MAC = 0x21;
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80 | static const uint8_t SEND_KEEP = 0x22;
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81 | static const uint8_t RECV = 0x40;
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82 | };
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83 | */
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84 |
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85 | class SnIR {
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86 | public:
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87 | static const uint8_t SEND_OK = 0x10;
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88 | static const uint8_t TIMEOUT = 0x08;
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89 | static const uint8_t RECV = 0x04;
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90 | static const uint8_t DISCON = 0x02;
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91 | static const uint8_t CON = 0x01;
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92 | };
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93 |
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94 | class SnSR {
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95 | public:
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96 | static const uint8_t CLOSED = 0x00;
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97 | static const uint8_t INIT = 0x13;
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98 | static const uint8_t LISTEN = 0x14;
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99 | static const uint8_t SYNSENT = 0x15;
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100 | static const uint8_t SYNRECV = 0x16;
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101 | static const uint8_t ESTABLISHED = 0x17;
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102 | static const uint8_t FIN_WAIT = 0x18;
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103 | static const uint8_t CLOSING = 0x1A;
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104 | static const uint8_t TIME_WAIT = 0x1B;
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105 | static const uint8_t CLOSE_WAIT = 0x1C;
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106 | static const uint8_t LAST_ACK = 0x1D;
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107 | static const uint8_t UDP = 0x22;
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108 | static const uint8_t IPRAW = 0x32;
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109 | static const uint8_t MACRAW = 0x42;
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110 | static const uint8_t PPPOE = 0x5F;
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111 | };
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112 |
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113 | class IPPROTO {
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114 | public:
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115 | static const uint8_t IP = 0;
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116 | static const uint8_t ICMP = 1;
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117 | static const uint8_t IGMP = 2;
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118 | static const uint8_t GGP = 3;
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119 | static const uint8_t TCP = 6;
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120 | static const uint8_t PUP = 12;
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121 | static const uint8_t UDP = 17;
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122 | static const uint8_t IDP = 22;
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123 | static const uint8_t ND = 77;
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124 | static const uint8_t RAW = 255;
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125 | };
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126 |
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127 | class W5500Class {
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128 |
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129 | public:
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130 | void init();
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131 |
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132 | /**
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133 | * @brief This function is being used for copy the data form Receive buffer of the chip to application buffer.
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134 | *
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135 | * It calculate the actual physical address where one has to read
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136 | * the data from Receive buffer. Here also take care of the condition while it exceed
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137 | * the Rx memory uper-bound of socket.
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138 | */
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139 | void read_data(SOCKET s, volatile uint16_t src, volatile uint8_t * dst, uint16_t len);
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140 |
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141 | /**
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142 | * @brief This function is being called by send() and sendto() function also.
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143 | *
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144 | * This function read the Tx write pointer register and after copy the data in buffer update the Tx write pointer
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145 | * register. User should read upper byte first and lower byte later to get proper value.
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146 | */
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147 | void send_data_processing(SOCKET s, const uint8_t *data, uint16_t len);
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148 | /**
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149 | * @brief A copy of send_data_processing that uses the provided ptr for the
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150 | * write offset. Only needed for the "streaming" UDP API, where
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151 | * a single UDP packet is built up over a number of calls to
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152 | * send_data_processing_ptr, because TX_WR doesn't seem to get updated
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153 | * correctly in those scenarios
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154 | * @param ptr value to use in place of TX_WR. If 0, then the value is read
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155 | * in from TX_WR
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156 | * @return New value for ptr, to be used in the next call
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157 | */
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158 | // FIXME Update documentation
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159 | void send_data_processing_offset(SOCKET s, uint16_t data_offset, const uint8_t *data, uint16_t len);
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160 |
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161 | /**
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162 | * @brief This function is being called by recv() also.
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163 | *
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164 | * This function read the Rx read pointer register
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165 | * and after copy the data from receive buffer update the Rx write pointer register.
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166 | * User should read upper byte first and lower byte later to get proper value.
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167 | */
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168 | void recv_data_processing(SOCKET s, uint8_t *data, uint16_t len, uint8_t peek = 0);
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169 |
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170 | inline void setGatewayIp(uint8_t *_addr);
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171 | inline void getGatewayIp(uint8_t *_addr);
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172 |
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173 | inline void setSubnetMask(uint8_t *_addr);
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174 | inline void getSubnetMask(uint8_t *_addr);
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175 |
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176 | inline void setMACAddress(uint8_t * addr);
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177 | inline void getMACAddress(uint8_t * addr);
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178 |
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179 | inline void setIPAddress(uint8_t * addr);
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180 | inline void getIPAddress(uint8_t * addr);
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181 |
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182 | inline void setRetransmissionTime(uint16_t timeout);
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183 | inline void setRetransmissionCount(uint8_t _retry);
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184 |
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185 | inline void setPHYCFGR(uint8_t _val);
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186 | inline uint8_t getPHYCFGR();
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187 |
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188 | void execCmdSn(SOCKET s, SockCMD _cmd);
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189 |
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190 | uint16_t getTXFreeSize(SOCKET s);
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191 | uint16_t getRXReceivedSize(SOCKET s);
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192 |
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193 |
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194 | // W5500 Registers
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195 | // ---------------
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196 | private:
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197 | static uint8_t write(uint16_t _addr, uint8_t _cb, uint8_t _data);
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198 | static uint16_t write(uint16_t _addr, uint8_t _cb, const uint8_t *buf, uint16_t len);
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199 | static uint8_t read(uint16_t _addr, uint8_t _cb );
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200 | static uint16_t read(uint16_t _addr, uint8_t _cb, uint8_t *buf, uint16_t len);
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201 |
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202 | #define __GP_REGISTER8(name, address) \
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203 | static inline void write##name(uint8_t _data) { \
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204 | write(address, 0x04, _data); \
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205 | } \
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206 | static inline uint8_t read##name() { \
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207 | return read(address, 0x00); \
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208 | }
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209 | #define __GP_REGISTER16(name, address) \
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210 | static void write##name(uint16_t _data) { \
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211 | write(address, 0x04, _data >> 8); \
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212 | write(address+1, 0x04, _data & 0xFF); \
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213 | } \
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214 | static uint16_t read##name() { \
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215 | uint16_t res = read(address, 0x00); \
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216 | res = (res << 8) + read(address + 1, 0x00); \
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217 | return res; \
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218 | }
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219 | #define __GP_REGISTER_N(name, address, size) \
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220 | static uint16_t write##name(uint8_t *_buff) { \
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221 | return write(address, 0x04, _buff, size); \
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222 | } \
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223 | static uint16_t read##name(uint8_t *_buff) { \
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224 | return read(address, 0x00, _buff, size); \
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225 | }
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226 |
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227 | public:
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228 | __GP_REGISTER8 (MR, 0x0000); // Mode
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229 | __GP_REGISTER_N(GAR, 0x0001, 4); // Gateway IP address
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230 | __GP_REGISTER_N(SUBR, 0x0005, 4); // Subnet mask address
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231 | __GP_REGISTER_N(SHAR, 0x0009, 6); // Source MAC address
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232 | __GP_REGISTER_N(SIPR, 0x000F, 4); // Source IP address
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233 | __GP_REGISTER8 (IR, 0x0015); // Interrupt
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234 | __GP_REGISTER8 (IMR, 0x0016); // Interrupt Mask
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235 | __GP_REGISTER16(RTR, 0x0019); // Timeout address
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236 | __GP_REGISTER8 (RCR, 0x001B); // Retry count
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237 | __GP_REGISTER_N(UIPR, 0x0028, 4); // Unreachable IP address in UDP mode
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238 | __GP_REGISTER16(UPORT, 0x002C); // Unreachable Port address in UDP mode
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239 | __GP_REGISTER8 (PHYCFGR, 0x002E); // PHY Configuration register, default value: 0b 1011 1xxx
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240 |
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241 |
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242 | #undef __GP_REGISTER8
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243 | #undef __GP_REGISTER16
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244 | #undef __GP_REGISTER_N
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245 |
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246 | // W5500 Socket registers
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247 | // ----------------------
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248 | private:
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249 | static inline uint8_t readSn(SOCKET _s, uint16_t _addr);
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250 | static inline uint8_t writeSn(SOCKET _s, uint16_t _addr, uint8_t _data);
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251 | static inline uint16_t readSn(SOCKET _s, uint16_t _addr, uint8_t *_buf, uint16_t len);
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252 | static inline uint16_t writeSn(SOCKET _s, uint16_t _addr, uint8_t *_buf, uint16_t len);
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253 |
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254 | //static const uint16_t CH_BASE = 0x0000;
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255 | //static const uint16_t CH_SIZE = 0x0000;
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256 |
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257 | #define __SOCKET_REGISTER8(name, address) \
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258 | static inline void write##name(SOCKET _s, uint8_t _data) { \
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259 | writeSn(_s, address, _data); \
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260 | } \
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261 | static inline uint8_t read##name(SOCKET _s) { \
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262 | return readSn(_s, address); \
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263 | }
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264 | #if defined(REL_GR_KURUMI) || defined(REL_GR_KURUMI_PROTOTYPE)
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265 | #define __SOCKET_REGISTER16(name, address) \
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266 | static void write##name(SOCKET _s, uint16_t _data) { \
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267 | writeSn(_s, address, _data >> 8); \
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268 | writeSn(_s, address+1, _data & 0xFF); \
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269 | } \
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270 | static uint16_t read##name(SOCKET _s) { \
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271 | uint16_t res = readSn(_s, address); \
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272 | uint16_t res2 = readSn(_s,address + 1); \
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273 | res = res << 8; \
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274 | res2 = res2 & 0xFF; \
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275 | res = res | res2; \
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276 | return res; \
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277 | }
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278 | #else
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279 | #define __SOCKET_REGISTER16(name, address) \
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280 | static void write##name(SOCKET _s, uint16_t _data) { \
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281 | writeSn(_s, address, _data >> 8); \
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282 | writeSn(_s, address+1, _data & 0xFF); \
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283 | } \
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284 | static uint16_t read##name(SOCKET _s) { \
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285 | uint16_t res = readSn(_s, address); \
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286 | res = (res << 8) + readSn(_s, address + 1); \
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287 | return res; \
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288 | }
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289 | #endif
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290 | #define __SOCKET_REGISTER_N(name, address, size) \
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291 | static uint16_t write##name(SOCKET _s, uint8_t *_buff) { \
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292 | return writeSn(_s, address, _buff, size); \
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293 | } \
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294 | static uint16_t read##name(SOCKET _s, uint8_t *_buff) { \
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295 | return readSn(_s, address, _buff, size); \
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296 | }
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297 |
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298 | public:
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299 | __SOCKET_REGISTER8(SnMR, 0x0000) // Mode
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300 | __SOCKET_REGISTER8(SnCR, 0x0001) // Command
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301 | __SOCKET_REGISTER8(SnIR, 0x0002) // Interrupt
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302 | __SOCKET_REGISTER8(SnSR, 0x0003) // Status
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303 | __SOCKET_REGISTER16(SnPORT, 0x0004) // Source Port
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304 | __SOCKET_REGISTER_N(SnDHAR, 0x0006, 6) // Destination Hardw Addr
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305 | __SOCKET_REGISTER_N(SnDIPR, 0x000C, 4) // Destination IP Addr
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306 | __SOCKET_REGISTER16(SnDPORT, 0x0010) // Destination Port
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307 | __SOCKET_REGISTER16(SnMSSR, 0x0012) // Max Segment Size
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308 | __SOCKET_REGISTER8(SnPROTO, 0x0014) // Protocol in IP RAW Mode
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309 | __SOCKET_REGISTER8(SnTOS, 0x0015) // IP TOS
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310 | __SOCKET_REGISTER8(SnTTL, 0x0016) // IP TTL
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311 | __SOCKET_REGISTER16(SnTX_FSR, 0x0020) // TX Free Size
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312 | __SOCKET_REGISTER16(SnTX_RD, 0x0022) // TX Read Pointer
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313 | __SOCKET_REGISTER16(SnTX_WR, 0x0024) // TX Write Pointer
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314 | __SOCKET_REGISTER16(SnRX_RSR, 0x0026) // RX Free Size
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315 | __SOCKET_REGISTER16(SnRX_RD, 0x0028) // RX Read Pointer
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316 | __SOCKET_REGISTER16(SnRX_WR, 0x002A) // RX Write Pointer (supported?)
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317 |
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318 | #undef __SOCKET_REGISTER8
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319 | #undef __SOCKET_REGISTER16
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320 | #undef __SOCKET_REGISTER_N
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321 |
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322 |
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323 | private:
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324 | static const uint8_t RST = 7; // Reset BIT
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325 | static const int SOCKETS = 8;
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326 |
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327 | public:
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328 | static const uint16_t SSIZE = 2048; // Max Tx buffer size
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329 | private:
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330 | static const uint16_t RSIZE = 2048; // Max Rx buffer size
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331 |
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332 | private:
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333 | #if defined(ARDUINO_ARCH_AVR)
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334 | #if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega1284P__)
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335 | inline static void initSS() { DDRB |= _BV(4); };
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336 | inline static void setSS() { PORTB &= ~_BV(4); };
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337 | inline static void resetSS() { PORTB |= _BV(4); };
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338 | #elif defined(__AVR_ATmega32U4__)
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339 | inline static void initSS() { DDRB |= _BV(6); };
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340 | inline static void setSS() { PORTB &= ~_BV(6); };
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341 | inline static void resetSS() { PORTB |= _BV(6); };
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342 | #elif defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB162__)
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343 | inline static void initSS() { DDRB |= _BV(0); };
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344 | inline static void setSS() { PORTB &= ~_BV(0); };
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345 | inline static void resetSS() { PORTB |= _BV(0); };
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346 | #elif defined(REL_GR_KURUMI) || defined(REL_GR_KURUMI_PROTOTYPE)
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347 | inline static void initSS() { pinMode(SS, OUTPUT);
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348 | digitalWrite(SS, HIGH); };
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349 | inline static void setSS() { digitalWrite(SS, LOW); };
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350 | inline static void resetSS() { digitalWrite(SS, HIGH); };
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351 | #else
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352 | inline static void initSS() { DDRB |= _BV(2); };
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353 | inline static void setSS() { PORTB &= ~_BV(2); };
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354 | inline static void resetSS() { PORTB |= _BV(2); };
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355 | #endif
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356 | #elif defined(ARDUINO_ARCH_SAMD)
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357 | inline static void initSS() { PORT->Group[g_APinDescription[10].ulPort].PINCFG[g_APinDescription[10].ulPin].reg&=~(uint8_t)(PORT_PINCFG_INEN) ;
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358 | PORT->Group[g_APinDescription[10].ulPort].DIRSET.reg = (uint32_t)(1<<g_APinDescription[10].ulPin) ;
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359 | PORT->Group[g_APinDescription[10].ulPort].PINCFG[g_APinDescription[10].ulPin].reg=(uint8_t)(PORT_PINCFG_PULLEN) ;
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360 | PORT->Group[g_APinDescription[10].ulPort].OUTSET.reg = (1ul << g_APinDescription[10].ulPin) ; };
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361 | inline static void setSS() { PORT->Group[g_APinDescription[10].ulPort].OUTCLR.reg = (1ul << g_APinDescription[10].ulPin) ; };
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362 | inline static void resetSS() { PORT->Group[g_APinDescription[10].ulPort].OUTSET.reg = (1ul << g_APinDescription[10].ulPin) ; };
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363 | #endif // ARDUINO_ARCH_AVR
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364 | };
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365 |
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366 | extern W5500Class w5500;
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367 |
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368 | uint8_t W5500Class::readSn(SOCKET _s, uint16_t _addr) {
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369 | uint8_t cntl_byte = (_s<<5)+0x08;
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370 | return read(_addr, cntl_byte);
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371 | }
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372 |
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373 | uint8_t W5500Class::writeSn(SOCKET _s, uint16_t _addr, uint8_t _data) {
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374 | uint8_t cntl_byte = (_s<<5)+0x0C;
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375 | return write(_addr, cntl_byte, _data);
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376 | }
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377 |
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378 | uint16_t W5500Class::readSn(SOCKET _s, uint16_t _addr, uint8_t *_buf, uint16_t _len) {
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379 | uint8_t cntl_byte = (_s<<5)+0x08;
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380 | return read(_addr, cntl_byte, _buf, _len );
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381 | }
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382 |
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383 | uint16_t W5500Class::writeSn(SOCKET _s, uint16_t _addr, uint8_t *_buf, uint16_t _len) {
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384 | uint8_t cntl_byte = (_s<<5)+0x0C;
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385 | return write(_addr, cntl_byte, _buf, _len);
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386 | }
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387 |
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388 | void W5500Class::getGatewayIp(uint8_t *_addr) {
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389 | readGAR(_addr);
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390 | }
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391 |
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392 | void W5500Class::setGatewayIp(uint8_t *_addr) {
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393 | writeGAR(_addr);
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394 | }
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395 |
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396 | void W5500Class::getSubnetMask(uint8_t *_addr) {
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397 | readSUBR(_addr);
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398 | }
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399 |
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400 | void W5500Class::setSubnetMask(uint8_t *_addr) {
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401 | writeSUBR(_addr);
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402 | }
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403 |
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404 | void W5500Class::getMACAddress(uint8_t *_addr) {
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405 | readSHAR(_addr);
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406 | }
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407 |
|
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408 | void W5500Class::setMACAddress(uint8_t *_addr) {
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409 | writeSHAR(_addr);
|
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410 | }
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411 |
|
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412 | void W5500Class::getIPAddress(uint8_t *_addr) {
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413 | readSIPR(_addr);
|
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414 | }
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415 |
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416 | void W5500Class::setIPAddress(uint8_t *_addr) {
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417 | writeSIPR(_addr);
|
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418 | }
|
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419 |
|
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420 | void W5500Class::setRetransmissionTime(uint16_t _timeout) {
|
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421 | writeRTR(_timeout);
|
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422 | }
|
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423 |
|
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424 | void W5500Class::setRetransmissionCount(uint8_t _retry) {
|
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425 | writeRCR(_retry);
|
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426 | }
|
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427 |
|
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428 | void W5500Class::setPHYCFGR(uint8_t _val) {
|
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429 | writePHYCFGR(_val);
|
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430 | }
|
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431 |
|
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432 | uint8_t W5500Class::getPHYCFGR() {
|
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433 | // readPHYCFGR();
|
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434 | return read(0x002E, 0x00);
|
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435 | }
|
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436 |
|
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437 | #endif
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