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WIZnetInterface/WIZnet/W5200.cpp@1:8138a268fbd2, 2014-05-09 (annotated)
- Committer:
- jbkim
- Date:
- Fri May 09 01:17:51 2014 +0000
- Revision:
- 1:8138a268fbd2
- Parent:
- 0:b72d22e10709
- Child:
- 9:cb8808b47e69
Wiznet Ethernet library 1st release
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jbkim | 0:b72d22e10709 | 1 | /* Copyright (C) 2012 mbed.org, MIT License |
jbkim | 0:b72d22e10709 | 2 | * |
jbkim | 0:b72d22e10709 | 3 | * Permission is hereby granted, free of charge, to any person obtaining a copy of this software |
jbkim | 0:b72d22e10709 | 4 | * and associated documentation files (the "Software"), to deal in the Software without restriction, |
jbkim | 0:b72d22e10709 | 5 | * including without limitation the rights to use, copy, modify, merge, publish, distribute, |
jbkim | 0:b72d22e10709 | 6 | * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is |
jbkim | 0:b72d22e10709 | 7 | * furnished to do so, subject to the following conditions: |
jbkim | 0:b72d22e10709 | 8 | * |
jbkim | 0:b72d22e10709 | 9 | * The above copyright notice and this permission notice shall be included in all copies or |
jbkim | 0:b72d22e10709 | 10 | * substantial portions of the Software. |
jbkim | 0:b72d22e10709 | 11 | * |
jbkim | 0:b72d22e10709 | 12 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING |
jbkim | 0:b72d22e10709 | 13 | * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
jbkim | 0:b72d22e10709 | 14 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
jbkim | 0:b72d22e10709 | 15 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
jbkim | 0:b72d22e10709 | 16 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
jbkim | 0:b72d22e10709 | 17 | */ |
jbkim | 0:b72d22e10709 | 18 | |
jbkim | 0:b72d22e10709 | 19 | #include "mbed.h" |
jbkim | 0:b72d22e10709 | 20 | #include "mbed_debug.h" |
jbkim | 0:b72d22e10709 | 21 | #include "wiznet.h" |
jbkim | 0:b72d22e10709 | 22 | #include "DNSClient.h" |
jbkim | 0:b72d22e10709 | 23 | |
jbkim | 0:b72d22e10709 | 24 | #ifdef USE_W5200 |
jbkim | 0:b72d22e10709 | 25 | |
jbkim | 0:b72d22e10709 | 26 | //Debug is disabled by default |
jbkim | 0:b72d22e10709 | 27 | #if 0 |
jbkim | 0:b72d22e10709 | 28 | #define DBG(...) do{debug("%p %d %s ", this,__LINE__,__PRETTY_FUNCTION__); debug(__VA_ARGS__); } while(0); |
jbkim | 0:b72d22e10709 | 29 | //#define DBG(x, ...) debug("[WIZnet_Chip:DBG]"x"\r\n", ##__VA_ARGS__); |
jbkim | 0:b72d22e10709 | 30 | #define WARN(x, ...) debug("[WIZnet_Chip:WARN]"x"\r\n", ##__VA_ARGS__); |
jbkim | 0:b72d22e10709 | 31 | #define ERR(x, ...) debug("[WIZnet_Chip:ERR]"x"\r\n", ##__VA_ARGS__); |
jbkim | 0:b72d22e10709 | 32 | #else |
jbkim | 0:b72d22e10709 | 33 | #define DBG(x, ...) |
jbkim | 0:b72d22e10709 | 34 | #define WARN(x, ...) |
jbkim | 0:b72d22e10709 | 35 | #define ERR(x, ...) |
jbkim | 0:b72d22e10709 | 36 | #endif |
jbkim | 0:b72d22e10709 | 37 | |
jbkim | 0:b72d22e10709 | 38 | #if 1 |
jbkim | 0:b72d22e10709 | 39 | #define INFO(x, ...) debug("[WIZnet_Chip:INFO]"x"\r\n", ##__VA_ARGS__); |
jbkim | 0:b72d22e10709 | 40 | #else |
jbkim | 0:b72d22e10709 | 41 | #define INFO(x, ...) |
jbkim | 0:b72d22e10709 | 42 | #endif |
jbkim | 0:b72d22e10709 | 43 | |
jbkim | 0:b72d22e10709 | 44 | #define DBG_SPI 0 |
jbkim | 0:b72d22e10709 | 45 | |
jbkim | 0:b72d22e10709 | 46 | WIZnet_Chip* WIZnet_Chip::inst; |
jbkim | 0:b72d22e10709 | 47 | |
jbkim | 0:b72d22e10709 | 48 | WIZnet_Chip::WIZnet_Chip(PinName mosi, PinName miso, PinName sclk, PinName _cs, PinName _reset): |
jbkim | 0:b72d22e10709 | 49 | cs(_cs), reset_pin(_reset) |
jbkim | 0:b72d22e10709 | 50 | { |
jbkim | 0:b72d22e10709 | 51 | spi = new SPI(mosi, miso, sclk); |
jbkim | 0:b72d22e10709 | 52 | cs = 1; |
jbkim | 0:b72d22e10709 | 53 | reset_pin = 1; |
jbkim | 0:b72d22e10709 | 54 | inst = this; |
jbkim | 0:b72d22e10709 | 55 | } |
jbkim | 0:b72d22e10709 | 56 | |
jbkim | 0:b72d22e10709 | 57 | WIZnet_Chip::WIZnet_Chip(SPI* spi, PinName _cs, PinName _reset): |
jbkim | 0:b72d22e10709 | 58 | cs(_cs), reset_pin(_reset) |
jbkim | 0:b72d22e10709 | 59 | { |
jbkim | 0:b72d22e10709 | 60 | this->spi = spi; |
jbkim | 0:b72d22e10709 | 61 | cs = 1; |
jbkim | 0:b72d22e10709 | 62 | reset_pin = 1; |
jbkim | 0:b72d22e10709 | 63 | inst = this; |
jbkim | 0:b72d22e10709 | 64 | } |
jbkim | 0:b72d22e10709 | 65 | |
jbkim | 0:b72d22e10709 | 66 | bool WIZnet_Chip::setip() |
jbkim | 0:b72d22e10709 | 67 | { |
jbkim | 0:b72d22e10709 | 68 | reg_wr<uint32_t>(SIPR, ip); |
jbkim | 0:b72d22e10709 | 69 | reg_wr<uint32_t>(GAR, gateway); |
jbkim | 0:b72d22e10709 | 70 | reg_wr<uint32_t>(SUBR, netmask); |
jbkim | 0:b72d22e10709 | 71 | return true; |
jbkim | 0:b72d22e10709 | 72 | } |
jbkim | 0:b72d22e10709 | 73 | |
jbkim | 0:b72d22e10709 | 74 | bool WIZnet_Chip::setProtocol(int socket, Protocol p) |
jbkim | 0:b72d22e10709 | 75 | { |
jbkim | 0:b72d22e10709 | 76 | if (socket < 0) { |
jbkim | 0:b72d22e10709 | 77 | return false; |
jbkim | 0:b72d22e10709 | 78 | } |
jbkim | 0:b72d22e10709 | 79 | sreg<uint8_t>(socket, Sn_MR, p); |
jbkim | 0:b72d22e10709 | 80 | return true; |
jbkim | 0:b72d22e10709 | 81 | } |
jbkim | 0:b72d22e10709 | 82 | |
jbkim | 0:b72d22e10709 | 83 | bool WIZnet_Chip::connect(int socket, const char * host, int port, int timeout_ms) |
jbkim | 0:b72d22e10709 | 84 | { |
jbkim | 0:b72d22e10709 | 85 | if (socket < 0) { |
jbkim | 0:b72d22e10709 | 86 | return false; |
jbkim | 0:b72d22e10709 | 87 | } |
jbkim | 0:b72d22e10709 | 88 | sreg<uint8_t>(socket, Sn_MR, TCP); |
jbkim | 0:b72d22e10709 | 89 | scmd(socket, OPEN); |
jbkim | 0:b72d22e10709 | 90 | sreg_ip(socket, Sn_DIPR, host); |
jbkim | 0:b72d22e10709 | 91 | sreg<uint16_t>(socket, Sn_DPORT, port); |
jbkim | 0:b72d22e10709 | 92 | sreg<uint16_t>(socket, Sn_PORT, new_port()); |
jbkim | 0:b72d22e10709 | 93 | scmd(socket, CONNECT); |
jbkim | 0:b72d22e10709 | 94 | Timer t; |
jbkim | 0:b72d22e10709 | 95 | t.reset(); |
jbkim | 0:b72d22e10709 | 96 | t.start(); |
jbkim | 0:b72d22e10709 | 97 | while(!is_connected(socket)) { |
jbkim | 0:b72d22e10709 | 98 | if (t.read_ms() > timeout_ms) { |
jbkim | 0:b72d22e10709 | 99 | return false; |
jbkim | 0:b72d22e10709 | 100 | } |
jbkim | 0:b72d22e10709 | 101 | } |
jbkim | 0:b72d22e10709 | 102 | return true; |
jbkim | 0:b72d22e10709 | 103 | } |
jbkim | 0:b72d22e10709 | 104 | |
jbkim | 0:b72d22e10709 | 105 | bool WIZnet_Chip::gethostbyname(const char* host, uint32_t* ip) |
jbkim | 0:b72d22e10709 | 106 | { |
jbkim | 0:b72d22e10709 | 107 | uint32_t addr = str_to_ip(host); |
jbkim | 0:b72d22e10709 | 108 | char buf[17]; |
jbkim | 0:b72d22e10709 | 109 | snprintf(buf, sizeof(buf), "%d.%d.%d.%d", (addr>>24)&0xff, (addr>>16)&0xff, (addr>>8)&0xff, addr&0xff); |
jbkim | 0:b72d22e10709 | 110 | if (strcmp(buf, host) == 0) { |
jbkim | 0:b72d22e10709 | 111 | *ip = addr; |
jbkim | 0:b72d22e10709 | 112 | return true; |
jbkim | 0:b72d22e10709 | 113 | } |
jbkim | 0:b72d22e10709 | 114 | DNSClient client; |
jbkim | 0:b72d22e10709 | 115 | if(client.lookup(host)) { |
jbkim | 0:b72d22e10709 | 116 | *ip = client.ip; |
jbkim | 0:b72d22e10709 | 117 | return true; |
jbkim | 0:b72d22e10709 | 118 | } |
jbkim | 0:b72d22e10709 | 119 | return false; |
jbkim | 0:b72d22e10709 | 120 | } |
jbkim | 0:b72d22e10709 | 121 | |
jbkim | 0:b72d22e10709 | 122 | bool WIZnet_Chip::disconnect() |
jbkim | 0:b72d22e10709 | 123 | { |
jbkim | 0:b72d22e10709 | 124 | return true; |
jbkim | 0:b72d22e10709 | 125 | } |
jbkim | 0:b72d22e10709 | 126 | |
jbkim | 0:b72d22e10709 | 127 | bool WIZnet_Chip::is_connected(int socket) |
jbkim | 0:b72d22e10709 | 128 | { |
jbkim | 0:b72d22e10709 | 129 | if (sreg<uint8_t>(socket, Sn_SR) == SOCK_ESTABLISHED) { |
jbkim | 0:b72d22e10709 | 130 | return true; |
jbkim | 0:b72d22e10709 | 131 | } |
jbkim | 0:b72d22e10709 | 132 | return false; |
jbkim | 0:b72d22e10709 | 133 | } |
jbkim | 0:b72d22e10709 | 134 | |
jbkim | 0:b72d22e10709 | 135 | void WIZnet_Chip::reset() |
jbkim | 0:b72d22e10709 | 136 | { |
jbkim | 0:b72d22e10709 | 137 | reset_pin = 1; |
jbkim | 0:b72d22e10709 | 138 | reset_pin = 0; |
jbkim | 0:b72d22e10709 | 139 | wait_us(2); // 2us |
jbkim | 0:b72d22e10709 | 140 | reset_pin = 1; |
jbkim | 0:b72d22e10709 | 141 | wait_ms(150); // 150ms |
jbkim | 0:b72d22e10709 | 142 | |
jbkim | 0:b72d22e10709 | 143 | reg_wr<uint8_t>(MR, 1<<7); |
jbkim | 0:b72d22e10709 | 144 | |
jbkim | 0:b72d22e10709 | 145 | reg_wr_mac(SHAR, mac); |
jbkim | 0:b72d22e10709 | 146 | } |
jbkim | 0:b72d22e10709 | 147 | |
jbkim | 0:b72d22e10709 | 148 | bool WIZnet_Chip::close(int socket) |
jbkim | 0:b72d22e10709 | 149 | { |
jbkim | 0:b72d22e10709 | 150 | if (socket < 0) { |
jbkim | 0:b72d22e10709 | 151 | return false; |
jbkim | 0:b72d22e10709 | 152 | } |
jbkim | 0:b72d22e10709 | 153 | // if not connected, return |
jbkim | 0:b72d22e10709 | 154 | if (sreg<uint8_t>(socket, Sn_SR) == SOCK_CLOSED) { |
jbkim | 0:b72d22e10709 | 155 | return true; |
jbkim | 0:b72d22e10709 | 156 | } |
jbkim | 0:b72d22e10709 | 157 | if (sreg<uint8_t>(socket, Sn_MR) == TCP) { |
jbkim | 0:b72d22e10709 | 158 | scmd(socket, DISCON); |
jbkim | 0:b72d22e10709 | 159 | } |
jbkim | 0:b72d22e10709 | 160 | scmd(socket, CLOSE); |
jbkim | 0:b72d22e10709 | 161 | sreg<uint8_t>(socket, Sn_IR, 0xff); |
jbkim | 0:b72d22e10709 | 162 | return true; |
jbkim | 0:b72d22e10709 | 163 | } |
jbkim | 0:b72d22e10709 | 164 | |
jbkim | 0:b72d22e10709 | 165 | int WIZnet_Chip::wait_readable(int socket, int wait_time_ms, int req_size) |
jbkim | 0:b72d22e10709 | 166 | { |
jbkim | 0:b72d22e10709 | 167 | if (socket < 0) { |
jbkim | 0:b72d22e10709 | 168 | return -1; |
jbkim | 0:b72d22e10709 | 169 | } |
jbkim | 0:b72d22e10709 | 170 | Timer t; |
jbkim | 0:b72d22e10709 | 171 | t.reset(); |
jbkim | 0:b72d22e10709 | 172 | t.start(); |
jbkim | 0:b72d22e10709 | 173 | while(1) { |
jbkim | 0:b72d22e10709 | 174 | int size = sreg<uint16_t>(socket, Sn_RX_RSR); |
jbkim | 0:b72d22e10709 | 175 | if (size > req_size) { |
jbkim | 0:b72d22e10709 | 176 | return size; |
jbkim | 0:b72d22e10709 | 177 | } |
jbkim | 0:b72d22e10709 | 178 | if (wait_time_ms != (-1) && t.read_ms() > wait_time_ms) { |
jbkim | 0:b72d22e10709 | 179 | break; |
jbkim | 0:b72d22e10709 | 180 | } |
jbkim | 0:b72d22e10709 | 181 | } |
jbkim | 0:b72d22e10709 | 182 | return -1; |
jbkim | 0:b72d22e10709 | 183 | } |
jbkim | 0:b72d22e10709 | 184 | |
jbkim | 0:b72d22e10709 | 185 | int WIZnet_Chip::wait_writeable(int socket, int wait_time_ms, int req_size) |
jbkim | 0:b72d22e10709 | 186 | { |
jbkim | 0:b72d22e10709 | 187 | if (socket < 0) { |
jbkim | 0:b72d22e10709 | 188 | return -1; |
jbkim | 0:b72d22e10709 | 189 | } |
jbkim | 0:b72d22e10709 | 190 | Timer t; |
jbkim | 0:b72d22e10709 | 191 | t.reset(); |
jbkim | 0:b72d22e10709 | 192 | t.start(); |
jbkim | 0:b72d22e10709 | 193 | while(1) { |
jbkim | 0:b72d22e10709 | 194 | int size = sreg<uint16_t>(socket, Sn_TX_FSR); |
jbkim | 0:b72d22e10709 | 195 | if (size > req_size) { |
jbkim | 0:b72d22e10709 | 196 | return size; |
jbkim | 0:b72d22e10709 | 197 | } |
jbkim | 0:b72d22e10709 | 198 | if (wait_time_ms != (-1) && t.read_ms() > wait_time_ms) { |
jbkim | 0:b72d22e10709 | 199 | break; |
jbkim | 0:b72d22e10709 | 200 | } |
jbkim | 0:b72d22e10709 | 201 | } |
jbkim | 0:b72d22e10709 | 202 | return -1; |
jbkim | 0:b72d22e10709 | 203 | } |
jbkim | 0:b72d22e10709 | 204 | |
jbkim | 0:b72d22e10709 | 205 | int WIZnet_Chip::send(int socket, const char * str, int len) |
jbkim | 0:b72d22e10709 | 206 | { |
jbkim | 0:b72d22e10709 | 207 | if (socket < 0) { |
jbkim | 0:b72d22e10709 | 208 | return -1; |
jbkim | 0:b72d22e10709 | 209 | } |
jbkim | 0:b72d22e10709 | 210 | uint16_t base = 0x8000 + socket * 0x800; |
jbkim | 0:b72d22e10709 | 211 | uint16_t ptr = sreg<uint16_t>(socket, Sn_TX_WR); |
jbkim | 0:b72d22e10709 | 212 | uint16_t dst = base + (ptr&(0x800-1)); |
jbkim | 0:b72d22e10709 | 213 | if ((dst + len) > (base+0x800)) { |
jbkim | 0:b72d22e10709 | 214 | int len2 = base + 0x800 - dst; |
jbkim | 0:b72d22e10709 | 215 | spi_write(dst, (uint8_t*)str, len2); |
jbkim | 0:b72d22e10709 | 216 | spi_write(base, (uint8_t*)str+len2, len-len2); |
jbkim | 0:b72d22e10709 | 217 | } else { |
jbkim | 0:b72d22e10709 | 218 | spi_write(dst, (uint8_t*)str, len); |
jbkim | 0:b72d22e10709 | 219 | } |
jbkim | 0:b72d22e10709 | 220 | sreg<uint16_t>(socket, Sn_TX_WR, ptr + len); |
jbkim | 0:b72d22e10709 | 221 | scmd(socket, SEND); |
jbkim | 0:b72d22e10709 | 222 | return len; |
jbkim | 0:b72d22e10709 | 223 | } |
jbkim | 0:b72d22e10709 | 224 | |
jbkim | 0:b72d22e10709 | 225 | int WIZnet_Chip::recv(int socket, char* buf, int len) |
jbkim | 0:b72d22e10709 | 226 | { |
jbkim | 0:b72d22e10709 | 227 | if (socket < 0) { |
jbkim | 0:b72d22e10709 | 228 | return -1; |
jbkim | 0:b72d22e10709 | 229 | } |
jbkim | 0:b72d22e10709 | 230 | uint16_t base = 0xc000 + socket * 0x800; |
jbkim | 0:b72d22e10709 | 231 | uint16_t ptr = sreg<uint16_t>(socket, Sn_RX_RD); |
jbkim | 0:b72d22e10709 | 232 | uint16_t src = base + (ptr&(0x800-1)); |
jbkim | 0:b72d22e10709 | 233 | if ((src + len) > (base+0x800)) { |
jbkim | 0:b72d22e10709 | 234 | int len2 = base + 0x800 - src; |
jbkim | 0:b72d22e10709 | 235 | spi_read(src, (uint8_t*)buf, len2); |
jbkim | 0:b72d22e10709 | 236 | spi_read(base, (uint8_t*)buf+len2, len-len2); |
jbkim | 0:b72d22e10709 | 237 | } else { |
jbkim | 0:b72d22e10709 | 238 | spi_read(src, (uint8_t*)buf, len); |
jbkim | 0:b72d22e10709 | 239 | } |
jbkim | 0:b72d22e10709 | 240 | sreg<uint16_t>(socket, Sn_RX_RD, ptr + len); |
jbkim | 0:b72d22e10709 | 241 | scmd(socket, RECV); |
jbkim | 0:b72d22e10709 | 242 | return len; |
jbkim | 0:b72d22e10709 | 243 | } |
jbkim | 0:b72d22e10709 | 244 | |
jbkim | 0:b72d22e10709 | 245 | int WIZnet_Chip::new_socket() |
jbkim | 0:b72d22e10709 | 246 | { |
jbkim | 0:b72d22e10709 | 247 | for(int s = 0; s < 8; s++) { |
jbkim | 0:b72d22e10709 | 248 | if (sreg<uint8_t>(s, Sn_SR) == SOCK_CLOSED) { |
jbkim | 0:b72d22e10709 | 249 | return s; |
jbkim | 0:b72d22e10709 | 250 | } |
jbkim | 0:b72d22e10709 | 251 | } |
jbkim | 0:b72d22e10709 | 252 | return -1; |
jbkim | 0:b72d22e10709 | 253 | } |
jbkim | 0:b72d22e10709 | 254 | |
jbkim | 0:b72d22e10709 | 255 | uint16_t WIZnet_Chip::new_port() |
jbkim | 0:b72d22e10709 | 256 | { |
jbkim | 0:b72d22e10709 | 257 | uint16_t port = rand(); |
jbkim | 0:b72d22e10709 | 258 | port |= 49152; |
jbkim | 0:b72d22e10709 | 259 | return port; |
jbkim | 0:b72d22e10709 | 260 | } |
jbkim | 0:b72d22e10709 | 261 | |
jbkim | 0:b72d22e10709 | 262 | void WIZnet_Chip::scmd(int socket, Command cmd) |
jbkim | 0:b72d22e10709 | 263 | { |
jbkim | 0:b72d22e10709 | 264 | sreg<uint8_t>(socket, Sn_CR, cmd); |
jbkim | 0:b72d22e10709 | 265 | while(sreg<uint8_t>(socket, Sn_CR)); |
jbkim | 0:b72d22e10709 | 266 | } |
jbkim | 0:b72d22e10709 | 267 | |
jbkim | 0:b72d22e10709 | 268 | void WIZnet_Chip::spi_write(uint16_t addr, const uint8_t *buf, uint16_t len) |
jbkim | 0:b72d22e10709 | 269 | { |
jbkim | 0:b72d22e10709 | 270 | cs = 0; |
jbkim | 0:b72d22e10709 | 271 | spi->write(addr >> 8); |
jbkim | 0:b72d22e10709 | 272 | spi->write(addr & 0xff); |
jbkim | 0:b72d22e10709 | 273 | spi->write((0x80 | ((len & 0x7f00) >> 8))); |
jbkim | 0:b72d22e10709 | 274 | spi->write(len & 0xff); |
jbkim | 0:b72d22e10709 | 275 | for(int i = 0; i < len; i++) { |
jbkim | 0:b72d22e10709 | 276 | spi->write(buf[i]); |
jbkim | 0:b72d22e10709 | 277 | } |
jbkim | 0:b72d22e10709 | 278 | cs = 1; |
jbkim | 0:b72d22e10709 | 279 | |
jbkim | 0:b72d22e10709 | 280 | #if DBG_SPI |
jbkim | 0:b72d22e10709 | 281 | debug("[SPI]W %04x(%d)", addr, len); |
jbkim | 0:b72d22e10709 | 282 | for(int i = 0; i < len; i++) { |
jbkim | 0:b72d22e10709 | 283 | debug(" %02x", buf[i]); |
jbkim | 0:b72d22e10709 | 284 | if (i > 16) { |
jbkim | 0:b72d22e10709 | 285 | debug(" ..."); |
jbkim | 0:b72d22e10709 | 286 | break; |
jbkim | 0:b72d22e10709 | 287 | } |
jbkim | 0:b72d22e10709 | 288 | } |
jbkim | 0:b72d22e10709 | 289 | debug("\r\n"); |
jbkim | 0:b72d22e10709 | 290 | #endif |
jbkim | 0:b72d22e10709 | 291 | } |
jbkim | 0:b72d22e10709 | 292 | |
jbkim | 0:b72d22e10709 | 293 | void WIZnet_Chip::spi_read(uint16_t addr, uint8_t *buf, uint16_t len) |
jbkim | 0:b72d22e10709 | 294 | { |
jbkim | 0:b72d22e10709 | 295 | cs = 0; |
jbkim | 0:b72d22e10709 | 296 | spi->write(addr >> 8); |
jbkim | 0:b72d22e10709 | 297 | spi->write(addr & 0xff); |
jbkim | 0:b72d22e10709 | 298 | spi->write((0x00 | ((len & 0x7f00) >> 8))); |
jbkim | 0:b72d22e10709 | 299 | spi->write(len & 0xff); |
jbkim | 0:b72d22e10709 | 300 | for(int i = 0; i < len; i++) { |
jbkim | 0:b72d22e10709 | 301 | buf[i] = spi->write(0); |
jbkim | 0:b72d22e10709 | 302 | } |
jbkim | 0:b72d22e10709 | 303 | cs = 1; |
jbkim | 0:b72d22e10709 | 304 | |
jbkim | 0:b72d22e10709 | 305 | #if DBG_SPI |
jbkim | 0:b72d22e10709 | 306 | debug("[SPI]R %04x(%d)", addr, len); |
jbkim | 0:b72d22e10709 | 307 | for(int i = 0; i < len; i++) { |
jbkim | 0:b72d22e10709 | 308 | debug(" %02x", buf[i]); |
jbkim | 0:b72d22e10709 | 309 | if (i > 16) { |
jbkim | 0:b72d22e10709 | 310 | debug(" ..."); |
jbkim | 0:b72d22e10709 | 311 | break; |
jbkim | 0:b72d22e10709 | 312 | } |
jbkim | 0:b72d22e10709 | 313 | } |
jbkim | 0:b72d22e10709 | 314 | debug("\r\n"); |
jbkim | 0:b72d22e10709 | 315 | if ((addr&0xf0ff)==0x4026 || (addr&0xf0ff)==0x4003) { |
jbkim | 0:b72d22e10709 | 316 | wait_ms(200); |
jbkim | 0:b72d22e10709 | 317 | } |
jbkim | 0:b72d22e10709 | 318 | #endif |
jbkim | 0:b72d22e10709 | 319 | } |
jbkim | 0:b72d22e10709 | 320 | |
jbkim | 0:b72d22e10709 | 321 | uint32_t str_to_ip(const char* str) |
jbkim | 0:b72d22e10709 | 322 | { |
jbkim | 0:b72d22e10709 | 323 | uint32_t ip = 0; |
jbkim | 0:b72d22e10709 | 324 | char* p = (char*)str; |
jbkim | 0:b72d22e10709 | 325 | for(int i = 0; i < 4; i++) { |
jbkim | 0:b72d22e10709 | 326 | ip |= atoi(p); |
jbkim | 0:b72d22e10709 | 327 | p = strchr(p, '.'); |
jbkim | 0:b72d22e10709 | 328 | if (p == NULL) { |
jbkim | 0:b72d22e10709 | 329 | break; |
jbkim | 0:b72d22e10709 | 330 | } |
jbkim | 0:b72d22e10709 | 331 | ip <<= 8; |
jbkim | 0:b72d22e10709 | 332 | p++; |
jbkim | 0:b72d22e10709 | 333 | } |
jbkim | 0:b72d22e10709 | 334 | return ip; |
jbkim | 0:b72d22e10709 | 335 | } |
jbkim | 0:b72d22e10709 | 336 | |
jbkim | 0:b72d22e10709 | 337 | void printfBytes(char* str, uint8_t* buf, int len) |
jbkim | 0:b72d22e10709 | 338 | { |
jbkim | 0:b72d22e10709 | 339 | printf("%s %d:", str, len); |
jbkim | 0:b72d22e10709 | 340 | for(int i = 0; i < len; i++) { |
jbkim | 0:b72d22e10709 | 341 | printf(" %02x", buf[i]); |
jbkim | 0:b72d22e10709 | 342 | } |
jbkim | 0:b72d22e10709 | 343 | printf("\n"); |
jbkim | 0:b72d22e10709 | 344 | } |
jbkim | 0:b72d22e10709 | 345 | |
jbkim | 0:b72d22e10709 | 346 | void printHex(uint8_t* buf, int len) |
jbkim | 0:b72d22e10709 | 347 | { |
jbkim | 0:b72d22e10709 | 348 | for(int i = 0; i < len; i++) { |
jbkim | 0:b72d22e10709 | 349 | if ((i%16) == 0) { |
jbkim | 0:b72d22e10709 | 350 | printf("%p", buf+i); |
jbkim | 0:b72d22e10709 | 351 | } |
jbkim | 0:b72d22e10709 | 352 | printf(" %02x", buf[i]); |
jbkim | 0:b72d22e10709 | 353 | if ((i%16) == 15) { |
jbkim | 0:b72d22e10709 | 354 | printf("\n"); |
jbkim | 0:b72d22e10709 | 355 | } |
jbkim | 0:b72d22e10709 | 356 | } |
jbkim | 0:b72d22e10709 | 357 | printf("\n"); |
jbkim | 0:b72d22e10709 | 358 | } |
jbkim | 0:b72d22e10709 | 359 | |
jbkim | 0:b72d22e10709 | 360 | void debug_hex(uint8_t* buf, int len) |
jbkim | 0:b72d22e10709 | 361 | { |
jbkim | 0:b72d22e10709 | 362 | for(int i = 0; i < len; i++) { |
jbkim | 0:b72d22e10709 | 363 | if ((i%16) == 0) { |
jbkim | 0:b72d22e10709 | 364 | debug("%p", buf+i); |
jbkim | 0:b72d22e10709 | 365 | } |
jbkim | 0:b72d22e10709 | 366 | debug(" %02x", buf[i]); |
jbkim | 0:b72d22e10709 | 367 | if ((i%16) == 15) { |
jbkim | 0:b72d22e10709 | 368 | debug("\n"); |
jbkim | 0:b72d22e10709 | 369 | } |
jbkim | 0:b72d22e10709 | 370 | } |
jbkim | 0:b72d22e10709 | 371 | debug("\n"); |
jbkim | 0:b72d22e10709 | 372 | } |
jbkim | 0:b72d22e10709 | 373 | |
jbkim | 0:b72d22e10709 | 374 | #endif |