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Dependencies:   LM75B M2XStreamClient jsonlite mbed-rtos mbed Nucleo_Sensor_Shield

Fork of m2x-seeed_ethernet_demo by Sean Newton

WIZnet_Library/WIZnetInterface/WIZnet/W5500.cpp@7:a94ba2e0cd04, 2014-09-25 (annotated)

Committer:
SeanNewton
Date:
Thu Sep 25 16:36:51 2014 +0000
Revision:
7:a94ba2e0cd04
CHange WIZnet_Library to folder to keep configuration changes

Who changed what in which revision?

UserRevisionLine numberNew contents of line
SeanNewton 7:a94ba2e0cd04 1 /* Copyright (C) 2012 mbed.org, MIT License
SeanNewton 7:a94ba2e0cd04 2 *
SeanNewton 7:a94ba2e0cd04 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
SeanNewton 7:a94ba2e0cd04 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
SeanNewton 7:a94ba2e0cd04 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
SeanNewton 7:a94ba2e0cd04 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
SeanNewton 7:a94ba2e0cd04 7 * furnished to do so, subject to the following conditions:
SeanNewton 7:a94ba2e0cd04 8 *
SeanNewton 7:a94ba2e0cd04 9 * The above copyright notice and this permission notice shall be included in all copies or
SeanNewton 7:a94ba2e0cd04 10 * substantial portions of the Software.
SeanNewton 7:a94ba2e0cd04 11 *
SeanNewton 7:a94ba2e0cd04 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
SeanNewton 7:a94ba2e0cd04 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
SeanNewton 7:a94ba2e0cd04 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
SeanNewton 7:a94ba2e0cd04 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
SeanNewton 7:a94ba2e0cd04 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
SeanNewton 7:a94ba2e0cd04 17 */
SeanNewton 7:a94ba2e0cd04 18
SeanNewton 7:a94ba2e0cd04 19 #include "mbed.h"
SeanNewton 7:a94ba2e0cd04 20 #include "mbed_debug.h"
SeanNewton 7:a94ba2e0cd04 21 #include "wiznet.h"
SeanNewton 7:a94ba2e0cd04 22 #include "DNSClient.h"
SeanNewton 7:a94ba2e0cd04 23
SeanNewton 7:a94ba2e0cd04 24 #ifdef USE_W5500
SeanNewton 7:a94ba2e0cd04 25 //Debug is disabled by default
SeanNewton 7:a94ba2e0cd04 26 #if 0
SeanNewton 7:a94ba2e0cd04 27 #define DBG(...) do{debug("%p %d %s ", this,__LINE__,__PRETTY_FUNCTION__); debug(__VA_ARGS__); } while(0);
SeanNewton 7:a94ba2e0cd04 28 //#define DBG(x, ...) debug("[W5500:DBG]"x"\r\n", ##__VA_ARGS__);
SeanNewton 7:a94ba2e0cd04 29 #define WARN(x, ...) debug("[W5500:WARN]"x"\r\n", ##__VA_ARGS__);
SeanNewton 7:a94ba2e0cd04 30 #define ERR(x, ...) debug("[W5500:ERR]"x"\r\n", ##__VA_ARGS__);
SeanNewton 7:a94ba2e0cd04 31 #else
SeanNewton 7:a94ba2e0cd04 32 #define DBG(x, ...)
SeanNewton 7:a94ba2e0cd04 33 #define WARN(x, ...)
SeanNewton 7:a94ba2e0cd04 34 #define ERR(x, ...)
SeanNewton 7:a94ba2e0cd04 35 #endif
SeanNewton 7:a94ba2e0cd04 36
SeanNewton 7:a94ba2e0cd04 37 #if 1
SeanNewton 7:a94ba2e0cd04 38 #define INFO(x, ...) debug("[W5500:INFO]"x"\r\n", ##__VA_ARGS__);
SeanNewton 7:a94ba2e0cd04 39 #else
SeanNewton 7:a94ba2e0cd04 40 #define INFO(x, ...)
SeanNewton 7:a94ba2e0cd04 41 #endif
SeanNewton 7:a94ba2e0cd04 42
SeanNewton 7:a94ba2e0cd04 43 #define DBG_SPI 0
SeanNewton 7:a94ba2e0cd04 44
SeanNewton 7:a94ba2e0cd04 45 WIZnet_Chip* WIZnet_Chip::inst;
SeanNewton 7:a94ba2e0cd04 46
SeanNewton 7:a94ba2e0cd04 47 WIZnet_Chip::WIZnet_Chip(PinName mosi, PinName miso, PinName sclk, PinName _cs, PinName _reset):
SeanNewton 7:a94ba2e0cd04 48 cs(_cs), reset_pin(_reset)
SeanNewton 7:a94ba2e0cd04 49 {
SeanNewton 7:a94ba2e0cd04 50 spi = new SPI(mosi, miso, sclk);
SeanNewton 7:a94ba2e0cd04 51 cs = 1;
SeanNewton 7:a94ba2e0cd04 52 reset_pin = 1;
SeanNewton 7:a94ba2e0cd04 53 inst = this;
SeanNewton 7:a94ba2e0cd04 54 }
SeanNewton 7:a94ba2e0cd04 55
SeanNewton 7:a94ba2e0cd04 56 WIZnet_Chip::WIZnet_Chip(SPI* spi, PinName _cs, PinName _reset):
SeanNewton 7:a94ba2e0cd04 57 cs(_cs), reset_pin(_reset)
SeanNewton 7:a94ba2e0cd04 58 {
SeanNewton 7:a94ba2e0cd04 59 this->spi = spi;
SeanNewton 7:a94ba2e0cd04 60 cs = 1;
SeanNewton 7:a94ba2e0cd04 61 reset_pin = 1;
SeanNewton 7:a94ba2e0cd04 62 inst = this;
SeanNewton 7:a94ba2e0cd04 63 }
SeanNewton 7:a94ba2e0cd04 64
SeanNewton 7:a94ba2e0cd04 65 // Set the IP
SeanNewton 7:a94ba2e0cd04 66 bool WIZnet_Chip::setip()
SeanNewton 7:a94ba2e0cd04 67 {
SeanNewton 7:a94ba2e0cd04 68 reg_wr<uint32_t>(SIPR, ip);
SeanNewton 7:a94ba2e0cd04 69 reg_wr<uint32_t>(GAR, gateway);
SeanNewton 7:a94ba2e0cd04 70 reg_wr<uint32_t>(SUBR, netmask);
SeanNewton 7:a94ba2e0cd04 71 return true;
SeanNewton 7:a94ba2e0cd04 72 }
SeanNewton 7:a94ba2e0cd04 73
SeanNewton 7:a94ba2e0cd04 74 bool WIZnet_Chip::setProtocol(int socket, Protocol p)
SeanNewton 7:a94ba2e0cd04 75 {
SeanNewton 7:a94ba2e0cd04 76 if (socket < 0) {
SeanNewton 7:a94ba2e0cd04 77 return false;
SeanNewton 7:a94ba2e0cd04 78 }
SeanNewton 7:a94ba2e0cd04 79 sreg<uint8_t>(socket, Sn_MR, p);
SeanNewton 7:a94ba2e0cd04 80 return true;
SeanNewton 7:a94ba2e0cd04 81 }
SeanNewton 7:a94ba2e0cd04 82
SeanNewton 7:a94ba2e0cd04 83 bool WIZnet_Chip::connect(int socket, const char * host, int port, int timeout_ms)
SeanNewton 7:a94ba2e0cd04 84 {
SeanNewton 7:a94ba2e0cd04 85 if (socket < 0) {
SeanNewton 7:a94ba2e0cd04 86 return false;
SeanNewton 7:a94ba2e0cd04 87 }
SeanNewton 7:a94ba2e0cd04 88 sreg<uint8_t>(socket, Sn_MR, TCP);
SeanNewton 7:a94ba2e0cd04 89 scmd(socket, OPEN);
SeanNewton 7:a94ba2e0cd04 90 sreg_ip(socket, Sn_DIPR, host);
SeanNewton 7:a94ba2e0cd04 91 sreg<uint16_t>(socket, Sn_DPORT, port);
SeanNewton 7:a94ba2e0cd04 92 sreg<uint16_t>(socket, Sn_PORT, new_port());
SeanNewton 7:a94ba2e0cd04 93 scmd(socket, CONNECT);
SeanNewton 7:a94ba2e0cd04 94 Timer t;
SeanNewton 7:a94ba2e0cd04 95 t.reset();
SeanNewton 7:a94ba2e0cd04 96 t.start();
SeanNewton 7:a94ba2e0cd04 97 while(!is_connected(socket)) {
SeanNewton 7:a94ba2e0cd04 98 if (t.read_ms() > timeout_ms) {
SeanNewton 7:a94ba2e0cd04 99 return false;
SeanNewton 7:a94ba2e0cd04 100 }
SeanNewton 7:a94ba2e0cd04 101 }
SeanNewton 7:a94ba2e0cd04 102 return true;
SeanNewton 7:a94ba2e0cd04 103 }
SeanNewton 7:a94ba2e0cd04 104
SeanNewton 7:a94ba2e0cd04 105 bool WIZnet_Chip::gethostbyname(const char* host, uint32_t* ip)
SeanNewton 7:a94ba2e0cd04 106 {
SeanNewton 7:a94ba2e0cd04 107 uint32_t addr = str_to_ip(host);
SeanNewton 7:a94ba2e0cd04 108 char buf[17];
SeanNewton 7:a94ba2e0cd04 109 snprintf(buf, sizeof(buf), "%d.%d.%d.%d", (addr>>24)&0xff, (addr>>16)&0xff, (addr>>8)&0xff, addr&0xff);
SeanNewton 7:a94ba2e0cd04 110 if (strcmp(buf, host) == 0) {
SeanNewton 7:a94ba2e0cd04 111 *ip = addr;
SeanNewton 7:a94ba2e0cd04 112 return true;
SeanNewton 7:a94ba2e0cd04 113 }
SeanNewton 7:a94ba2e0cd04 114 DNSClient client;
SeanNewton 7:a94ba2e0cd04 115 if(client.lookup(host)) {
SeanNewton 7:a94ba2e0cd04 116 *ip = client.ip;
SeanNewton 7:a94ba2e0cd04 117 return true;
SeanNewton 7:a94ba2e0cd04 118 }
SeanNewton 7:a94ba2e0cd04 119 return false;
SeanNewton 7:a94ba2e0cd04 120 }
SeanNewton 7:a94ba2e0cd04 121
SeanNewton 7:a94ba2e0cd04 122 bool WIZnet_Chip::disconnect()
SeanNewton 7:a94ba2e0cd04 123 {
SeanNewton 7:a94ba2e0cd04 124 return true;
SeanNewton 7:a94ba2e0cd04 125 }
SeanNewton 7:a94ba2e0cd04 126
SeanNewton 7:a94ba2e0cd04 127 bool WIZnet_Chip::is_connected(int socket)
SeanNewton 7:a94ba2e0cd04 128 {
SeanNewton 7:a94ba2e0cd04 129 /*
SeanNewton 7:a94ba2e0cd04 130 if (sreg<uint8_t>(socket, Sn_SR) == SOCK_ESTABLISHED) {
SeanNewton 7:a94ba2e0cd04 131 return true;
SeanNewton 7:a94ba2e0cd04 132 }
SeanNewton 7:a94ba2e0cd04 133 */
SeanNewton 7:a94ba2e0cd04 134 uint8_t tmpSn_SR;
SeanNewton 7:a94ba2e0cd04 135 tmpSn_SR = sreg<uint8_t>(socket, Sn_SR);
SeanNewton 7:a94ba2e0cd04 136 // packet sending is possible, when state is SOCK_CLOSE_WAIT.
SeanNewton 7:a94ba2e0cd04 137 if ((tmpSn_SR == SOCK_ESTABLISHED) || (tmpSn_SR == SOCK_CLOSE_WAIT)) {
SeanNewton 7:a94ba2e0cd04 138 return true;
SeanNewton 7:a94ba2e0cd04 139 }
SeanNewton 7:a94ba2e0cd04 140 return false;
SeanNewton 7:a94ba2e0cd04 141 }
SeanNewton 7:a94ba2e0cd04 142
SeanNewton 7:a94ba2e0cd04 143 // Reset the chip & set the buffer
SeanNewton 7:a94ba2e0cd04 144 void WIZnet_Chip::reset()
SeanNewton 7:a94ba2e0cd04 145 {
SeanNewton 7:a94ba2e0cd04 146 reset_pin = 1;
SeanNewton 7:a94ba2e0cd04 147 reset_pin = 0;
SeanNewton 7:a94ba2e0cd04 148 wait_us(500); // 500us (w5500)
SeanNewton 7:a94ba2e0cd04 149 reset_pin = 1;
SeanNewton 7:a94ba2e0cd04 150 wait_ms(400); // 400ms (w5500)
SeanNewton 7:a94ba2e0cd04 151
SeanNewton 7:a94ba2e0cd04 152 #if defined(USE_WIZ550IO_MAC)
SeanNewton 7:a94ba2e0cd04 153 reg_rd_mac(SHAR, mac); // read the MAC address inside the module
SeanNewton 7:a94ba2e0cd04 154 #endif
SeanNewton 7:a94ba2e0cd04 155
SeanNewton 7:a94ba2e0cd04 156 reg_wr_mac(SHAR, mac);
SeanNewton 7:a94ba2e0cd04 157
SeanNewton 7:a94ba2e0cd04 158 // set RX and TX buffer size
SeanNewton 7:a94ba2e0cd04 159 for (int socket = 0; socket < MAX_SOCK_NUM; socket++) {
SeanNewton 7:a94ba2e0cd04 160 sreg<uint8_t>(socket, Sn_RXBUF_SIZE, 2);
SeanNewton 7:a94ba2e0cd04 161 sreg<uint8_t>(socket, Sn_TXBUF_SIZE, 2);
SeanNewton 7:a94ba2e0cd04 162 }
SeanNewton 7:a94ba2e0cd04 163 }
SeanNewton 7:a94ba2e0cd04 164
SeanNewton 7:a94ba2e0cd04 165
SeanNewton 7:a94ba2e0cd04 166 bool WIZnet_Chip::close(int socket)
SeanNewton 7:a94ba2e0cd04 167 {
SeanNewton 7:a94ba2e0cd04 168 if (socket < 0) {
SeanNewton 7:a94ba2e0cd04 169 return false;
SeanNewton 7:a94ba2e0cd04 170 }
SeanNewton 7:a94ba2e0cd04 171 // if not connected, return
SeanNewton 7:a94ba2e0cd04 172 if (sreg<uint8_t>(socket, Sn_SR) == SOCK_CLOSED) {
SeanNewton 7:a94ba2e0cd04 173 return true;
SeanNewton 7:a94ba2e0cd04 174 }
SeanNewton 7:a94ba2e0cd04 175 if (sreg<uint8_t>(socket, Sn_MR) == TCP) {
SeanNewton 7:a94ba2e0cd04 176 scmd(socket, DISCON);
SeanNewton 7:a94ba2e0cd04 177 }
SeanNewton 7:a94ba2e0cd04 178 scmd(socket, CLOSE);
SeanNewton 7:a94ba2e0cd04 179 sreg<uint8_t>(socket, Sn_IR, 0xff);
SeanNewton 7:a94ba2e0cd04 180 return true;
SeanNewton 7:a94ba2e0cd04 181 }
SeanNewton 7:a94ba2e0cd04 182
SeanNewton 7:a94ba2e0cd04 183 int WIZnet_Chip::wait_readable(int socket, int wait_time_ms, int req_size)
SeanNewton 7:a94ba2e0cd04 184 {
SeanNewton 7:a94ba2e0cd04 185 if (socket < 0) {
SeanNewton 7:a94ba2e0cd04 186 return -1;
SeanNewton 7:a94ba2e0cd04 187 }
SeanNewton 7:a94ba2e0cd04 188 Timer t;
SeanNewton 7:a94ba2e0cd04 189 t.reset();
SeanNewton 7:a94ba2e0cd04 190 t.start();
SeanNewton 7:a94ba2e0cd04 191 while(1) {
SeanNewton 7:a94ba2e0cd04 192 //int size = sreg<uint16_t>(socket, Sn_RX_RSR);
SeanNewton 7:a94ba2e0cd04 193 // during the reading Sn_RX_RXR, it has the possible change of this register.
SeanNewton 7:a94ba2e0cd04 194 // so read twice and get same value then use size information.
SeanNewton 7:a94ba2e0cd04 195 int size, size2;
SeanNewton 7:a94ba2e0cd04 196 do {
SeanNewton 7:a94ba2e0cd04 197 size = sreg<uint16_t>(socket, Sn_RX_RSR);
SeanNewton 7:a94ba2e0cd04 198 size2 = sreg<uint16_t>(socket, Sn_RX_RSR);
SeanNewton 7:a94ba2e0cd04 199 } while (size != size2);
SeanNewton 7:a94ba2e0cd04 200
SeanNewton 7:a94ba2e0cd04 201 if (size > req_size) {
SeanNewton 7:a94ba2e0cd04 202 return size;
SeanNewton 7:a94ba2e0cd04 203 }
SeanNewton 7:a94ba2e0cd04 204 if (wait_time_ms != (-1) && t.read_ms() > wait_time_ms) {
SeanNewton 7:a94ba2e0cd04 205 break;
SeanNewton 7:a94ba2e0cd04 206 }
SeanNewton 7:a94ba2e0cd04 207 }
SeanNewton 7:a94ba2e0cd04 208 return -1;
SeanNewton 7:a94ba2e0cd04 209 }
SeanNewton 7:a94ba2e0cd04 210
SeanNewton 7:a94ba2e0cd04 211 int WIZnet_Chip::wait_writeable(int socket, int wait_time_ms, int req_size)
SeanNewton 7:a94ba2e0cd04 212 {
SeanNewton 7:a94ba2e0cd04 213 if (socket < 0) {
SeanNewton 7:a94ba2e0cd04 214 return -1;
SeanNewton 7:a94ba2e0cd04 215 }
SeanNewton 7:a94ba2e0cd04 216 Timer t;
SeanNewton 7:a94ba2e0cd04 217 t.reset();
SeanNewton 7:a94ba2e0cd04 218 t.start();
SeanNewton 7:a94ba2e0cd04 219 while(1) {
SeanNewton 7:a94ba2e0cd04 220 //int size = sreg<uint16_t>(socket, Sn_TX_FSR);
SeanNewton 7:a94ba2e0cd04 221 // during the reading Sn_TX_FSR, it has the possible change of this register.
SeanNewton 7:a94ba2e0cd04 222 // so read twice and get same value then use size information.
SeanNewton 7:a94ba2e0cd04 223 int size, size2;
SeanNewton 7:a94ba2e0cd04 224 do {
SeanNewton 7:a94ba2e0cd04 225 size = sreg<uint16_t>(socket, Sn_TX_FSR);
SeanNewton 7:a94ba2e0cd04 226 size2 = sreg<uint16_t>(socket, Sn_TX_FSR);
SeanNewton 7:a94ba2e0cd04 227 } while (size != size2);
SeanNewton 7:a94ba2e0cd04 228
SeanNewton 7:a94ba2e0cd04 229 if (size > req_size) {
SeanNewton 7:a94ba2e0cd04 230 return size;
SeanNewton 7:a94ba2e0cd04 231 }
SeanNewton 7:a94ba2e0cd04 232 if (wait_time_ms != (-1) && t.read_ms() > wait_time_ms) {
SeanNewton 7:a94ba2e0cd04 233 break;
SeanNewton 7:a94ba2e0cd04 234 }
SeanNewton 7:a94ba2e0cd04 235 }
SeanNewton 7:a94ba2e0cd04 236 return -1;
SeanNewton 7:a94ba2e0cd04 237 }
SeanNewton 7:a94ba2e0cd04 238
SeanNewton 7:a94ba2e0cd04 239 int WIZnet_Chip::send(int socket, const char * str, int len)
SeanNewton 7:a94ba2e0cd04 240 {
SeanNewton 7:a94ba2e0cd04 241 if (socket < 0) {
SeanNewton 7:a94ba2e0cd04 242 return -1;
SeanNewton 7:a94ba2e0cd04 243 }
SeanNewton 7:a94ba2e0cd04 244 uint16_t ptr = sreg<uint16_t>(socket, Sn_TX_WR);
SeanNewton 7:a94ba2e0cd04 245 uint8_t cntl_byte = (0x14 + (socket << 5));
SeanNewton 7:a94ba2e0cd04 246 spi_write(ptr, cntl_byte, (uint8_t*)str, len);
SeanNewton 7:a94ba2e0cd04 247 sreg<uint16_t>(socket, Sn_TX_WR, ptr + len);
SeanNewton 7:a94ba2e0cd04 248 scmd(socket, SEND);
SeanNewton 7:a94ba2e0cd04 249 uint8_t tmp_Sn_IR;
SeanNewton 7:a94ba2e0cd04 250 while (( (tmp_Sn_IR = sreg<uint8_t>(socket, Sn_IR)) & INT_SEND_OK) != INT_SEND_OK) {
SeanNewton 7:a94ba2e0cd04 251 // @Jul.10, 2014 fix contant name, and udp sendto function.
SeanNewton 7:a94ba2e0cd04 252 switch (sreg<uint8_t>(socket, Sn_SR)) {
SeanNewton 7:a94ba2e0cd04 253 case SOCK_CLOSED :
SeanNewton 7:a94ba2e0cd04 254 close(socket);
SeanNewton 7:a94ba2e0cd04 255 return 0;
SeanNewton 7:a94ba2e0cd04 256 //break;
SeanNewton 7:a94ba2e0cd04 257 case SOCK_UDP :
SeanNewton 7:a94ba2e0cd04 258 // ARP timeout is possible.
SeanNewton 7:a94ba2e0cd04 259 if ((tmp_Sn_IR & INT_TIMEOUT) == INT_TIMEOUT) {
SeanNewton 7:a94ba2e0cd04 260 sreg<uint8_t>(socket, Sn_IR, INT_TIMEOUT);
SeanNewton 7:a94ba2e0cd04 261 return 0;
SeanNewton 7:a94ba2e0cd04 262 }
SeanNewton 7:a94ba2e0cd04 263 break;
SeanNewton 7:a94ba2e0cd04 264 default :
SeanNewton 7:a94ba2e0cd04 265 break;
SeanNewton 7:a94ba2e0cd04 266 }
SeanNewton 7:a94ba2e0cd04 267 }
SeanNewton 7:a94ba2e0cd04 268 /*
SeanNewton 7:a94ba2e0cd04 269 while ((sreg<uint8_t>(socket, Sn_IR) & INT_SEND_OK) != INT_SEND_OK) {
SeanNewton 7:a94ba2e0cd04 270 if (sreg<uint8_t>(socket, Sn_SR) == CLOSED) {
SeanNewton 7:a94ba2e0cd04 271 close(socket);
SeanNewton 7:a94ba2e0cd04 272 return 0;
SeanNewton 7:a94ba2e0cd04 273 }
SeanNewton 7:a94ba2e0cd04 274 }
SeanNewton 7:a94ba2e0cd04 275 */
SeanNewton 7:a94ba2e0cd04 276 sreg<uint8_t>(socket, Sn_IR, INT_SEND_OK);
SeanNewton 7:a94ba2e0cd04 277
SeanNewton 7:a94ba2e0cd04 278 return len;
SeanNewton 7:a94ba2e0cd04 279 }
SeanNewton 7:a94ba2e0cd04 280
SeanNewton 7:a94ba2e0cd04 281 int WIZnet_Chip::recv(int socket, char* buf, int len)
SeanNewton 7:a94ba2e0cd04 282 {
SeanNewton 7:a94ba2e0cd04 283 if (socket < 0) {
SeanNewton 7:a94ba2e0cd04 284 return -1;
SeanNewton 7:a94ba2e0cd04 285 }
SeanNewton 7:a94ba2e0cd04 286 uint16_t ptr = sreg<uint16_t>(socket, Sn_RX_RD);
SeanNewton 7:a94ba2e0cd04 287 uint8_t cntl_byte = (0x18 + (socket << 5));
SeanNewton 7:a94ba2e0cd04 288 spi_read(ptr, cntl_byte, (uint8_t*)buf, len);
SeanNewton 7:a94ba2e0cd04 289 sreg<uint16_t>(socket, Sn_RX_RD, ptr + len);
SeanNewton 7:a94ba2e0cd04 290 scmd(socket, RECV);
SeanNewton 7:a94ba2e0cd04 291 return len;
SeanNewton 7:a94ba2e0cd04 292 }
SeanNewton 7:a94ba2e0cd04 293
SeanNewton 7:a94ba2e0cd04 294 int WIZnet_Chip::new_socket()
SeanNewton 7:a94ba2e0cd04 295 {
SeanNewton 7:a94ba2e0cd04 296 for(int s = 0; s < MAX_SOCK_NUM; s++) {
SeanNewton 7:a94ba2e0cd04 297 if (sreg<uint8_t>(s, Sn_SR) == SOCK_CLOSED) {
SeanNewton 7:a94ba2e0cd04 298 return s;
SeanNewton 7:a94ba2e0cd04 299 }
SeanNewton 7:a94ba2e0cd04 300 }
SeanNewton 7:a94ba2e0cd04 301 return -1;
SeanNewton 7:a94ba2e0cd04 302 }
SeanNewton 7:a94ba2e0cd04 303
SeanNewton 7:a94ba2e0cd04 304 uint16_t WIZnet_Chip::new_port()
SeanNewton 7:a94ba2e0cd04 305 {
SeanNewton 7:a94ba2e0cd04 306 uint16_t port = rand();
SeanNewton 7:a94ba2e0cd04 307 port |= 49152;
SeanNewton 7:a94ba2e0cd04 308 return port;
SeanNewton 7:a94ba2e0cd04 309 }
SeanNewton 7:a94ba2e0cd04 310
SeanNewton 7:a94ba2e0cd04 311 void WIZnet_Chip::scmd(int socket, Command cmd)
SeanNewton 7:a94ba2e0cd04 312 {
SeanNewton 7:a94ba2e0cd04 313 sreg<uint8_t>(socket, Sn_CR, cmd);
SeanNewton 7:a94ba2e0cd04 314 while(sreg<uint8_t>(socket, Sn_CR));
SeanNewton 7:a94ba2e0cd04 315 }
SeanNewton 7:a94ba2e0cd04 316
SeanNewton 7:a94ba2e0cd04 317 void WIZnet_Chip::spi_write(uint16_t addr, uint8_t cb, const uint8_t *buf, uint16_t len)
SeanNewton 7:a94ba2e0cd04 318 {
SeanNewton 7:a94ba2e0cd04 319 cs = 0;
SeanNewton 7:a94ba2e0cd04 320 spi->write(addr >> 8);
SeanNewton 7:a94ba2e0cd04 321 spi->write(addr & 0xff);
SeanNewton 7:a94ba2e0cd04 322 spi->write(cb);
SeanNewton 7:a94ba2e0cd04 323 for(int i = 0; i < len; i++) {
SeanNewton 7:a94ba2e0cd04 324 spi->write(buf[i]);
SeanNewton 7:a94ba2e0cd04 325 }
SeanNewton 7:a94ba2e0cd04 326 cs = 1;
SeanNewton 7:a94ba2e0cd04 327
SeanNewton 7:a94ba2e0cd04 328 #if DBG_SPI
SeanNewton 7:a94ba2e0cd04 329 debug("[SPI]W %04x(%02x %d)", addr, cb, len);
SeanNewton 7:a94ba2e0cd04 330 for(int i = 0; i < len; i++) {
SeanNewton 7:a94ba2e0cd04 331 debug(" %02x", buf[i]);
SeanNewton 7:a94ba2e0cd04 332 if (i > 16) {
SeanNewton 7:a94ba2e0cd04 333 debug(" ...");
SeanNewton 7:a94ba2e0cd04 334 break;
SeanNewton 7:a94ba2e0cd04 335 }
SeanNewton 7:a94ba2e0cd04 336 }
SeanNewton 7:a94ba2e0cd04 337 debug("\r\n");
SeanNewton 7:a94ba2e0cd04 338 #endif
SeanNewton 7:a94ba2e0cd04 339 }
SeanNewton 7:a94ba2e0cd04 340
SeanNewton 7:a94ba2e0cd04 341 void WIZnet_Chip::spi_read(uint16_t addr, uint8_t cb, uint8_t *buf, uint16_t len)
SeanNewton 7:a94ba2e0cd04 342 {
SeanNewton 7:a94ba2e0cd04 343 cs = 0;
SeanNewton 7:a94ba2e0cd04 344 spi->write(addr >> 8);
SeanNewton 7:a94ba2e0cd04 345 spi->write(addr & 0xff);
SeanNewton 7:a94ba2e0cd04 346 spi->write(cb);
SeanNewton 7:a94ba2e0cd04 347 for(int i = 0; i < len; i++) {
SeanNewton 7:a94ba2e0cd04 348 buf[i] = spi->write(0);
SeanNewton 7:a94ba2e0cd04 349 }
SeanNewton 7:a94ba2e0cd04 350 cs = 1;
SeanNewton 7:a94ba2e0cd04 351
SeanNewton 7:a94ba2e0cd04 352 #if DBG_SPI
SeanNewton 7:a94ba2e0cd04 353 debug("[SPI]R %04x(%02x %d)", addr, cb, len);
SeanNewton 7:a94ba2e0cd04 354 for(int i = 0; i < len; i++) {
SeanNewton 7:a94ba2e0cd04 355 debug(" %02x", buf[i]);
SeanNewton 7:a94ba2e0cd04 356 if (i > 16) {
SeanNewton 7:a94ba2e0cd04 357 debug(" ...");
SeanNewton 7:a94ba2e0cd04 358 break;
SeanNewton 7:a94ba2e0cd04 359 }
SeanNewton 7:a94ba2e0cd04 360 }
SeanNewton 7:a94ba2e0cd04 361 debug("\r\n");
SeanNewton 7:a94ba2e0cd04 362 if ((addr&0xf0ff)==0x4026 || (addr&0xf0ff)==0x4003) {
SeanNewton 7:a94ba2e0cd04 363 wait_ms(200);
SeanNewton 7:a94ba2e0cd04 364 }
SeanNewton 7:a94ba2e0cd04 365 #endif
SeanNewton 7:a94ba2e0cd04 366 }
SeanNewton 7:a94ba2e0cd04 367
SeanNewton 7:a94ba2e0cd04 368 uint32_t str_to_ip(const char* str)
SeanNewton 7:a94ba2e0cd04 369 {
SeanNewton 7:a94ba2e0cd04 370 uint32_t ip = 0;
SeanNewton 7:a94ba2e0cd04 371 char* p = (char*)str;
SeanNewton 7:a94ba2e0cd04 372 for(int i = 0; i < 4; i++) {
SeanNewton 7:a94ba2e0cd04 373 ip |= atoi(p);
SeanNewton 7:a94ba2e0cd04 374 p = strchr(p, '.');
SeanNewton 7:a94ba2e0cd04 375 if (p == NULL) {
SeanNewton 7:a94ba2e0cd04 376 break;
SeanNewton 7:a94ba2e0cd04 377 }
SeanNewton 7:a94ba2e0cd04 378 ip <<= 8;
SeanNewton 7:a94ba2e0cd04 379 p++;
SeanNewton 7:a94ba2e0cd04 380 }
SeanNewton 7:a94ba2e0cd04 381 return ip;
SeanNewton 7:a94ba2e0cd04 382 }
SeanNewton 7:a94ba2e0cd04 383
SeanNewton 7:a94ba2e0cd04 384 void printfBytes(char* str, uint8_t* buf, int len)
SeanNewton 7:a94ba2e0cd04 385 {
SeanNewton 7:a94ba2e0cd04 386 printf("%s %d:", str, len);
SeanNewton 7:a94ba2e0cd04 387 for(int i = 0; i < len; i++) {
SeanNewton 7:a94ba2e0cd04 388 printf(" %02x", buf[i]);
SeanNewton 7:a94ba2e0cd04 389 }
SeanNewton 7:a94ba2e0cd04 390 printf("\n");
SeanNewton 7:a94ba2e0cd04 391 }
SeanNewton 7:a94ba2e0cd04 392
SeanNewton 7:a94ba2e0cd04 393 void printHex(uint8_t* buf, int len)
SeanNewton 7:a94ba2e0cd04 394 {
SeanNewton 7:a94ba2e0cd04 395 for(int i = 0; i < len; i++) {
SeanNewton 7:a94ba2e0cd04 396 if ((i%16) == 0) {
SeanNewton 7:a94ba2e0cd04 397 printf("%p", buf+i);
SeanNewton 7:a94ba2e0cd04 398 }
SeanNewton 7:a94ba2e0cd04 399 printf(" %02x", buf[i]);
SeanNewton 7:a94ba2e0cd04 400 if ((i%16) == 15) {
SeanNewton 7:a94ba2e0cd04 401 printf("\n");
SeanNewton 7:a94ba2e0cd04 402 }
SeanNewton 7:a94ba2e0cd04 403 }
SeanNewton 7:a94ba2e0cd04 404 printf("\n");
SeanNewton 7:a94ba2e0cd04 405 }
SeanNewton 7:a94ba2e0cd04 406
SeanNewton 7:a94ba2e0cd04 407 void debug_hex(uint8_t* buf, int len)
SeanNewton 7:a94ba2e0cd04 408 {
SeanNewton 7:a94ba2e0cd04 409 for(int i = 0; i < len; i++) {
SeanNewton 7:a94ba2e0cd04 410 if ((i%16) == 0) {
SeanNewton 7:a94ba2e0cd04 411 debug("%p", buf+i);
SeanNewton 7:a94ba2e0cd04 412 }
SeanNewton 7:a94ba2e0cd04 413 debug(" %02x", buf[i]);
SeanNewton 7:a94ba2e0cd04 414 if ((i%16) == 15) {
SeanNewton 7:a94ba2e0cd04 415 debug("\n");
SeanNewton 7:a94ba2e0cd04 416 }
SeanNewton 7:a94ba2e0cd04 417 }
SeanNewton 7:a94ba2e0cd04 418 debug("\n");
SeanNewton 7:a94ba2e0cd04 419 }
SeanNewton 7:a94ba2e0cd04 420
SeanNewton 7:a94ba2e0cd04 421 #endif