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authorCristian Maglie <c.maglie@bug.st>2013-08-08 16:43:19 +0200
committerCristian Maglie <c.maglie@bug.st>2013-08-08 16:43:19 +0200
commita8193ed933d9c9954cefbfb541cde56770ab5b74 (patch)
tree80796833fecca5d7426f1d09f7ac9870bab5f062 /libraries/Ethernet/utility/w5100.cpp
parenta4c9fee673342304a5b12f7f2f7f9ecb9cb26d30 (diff)
parent5527c44aa443b20d63cf7a276180a36695233924 (diff)
Merge branch 'ide-1.5.x-library-to-new-format' into ide-1.5.x
Diffstat (limited to 'libraries/Ethernet/utility/w5100.cpp')
-rw-r--r--libraries/Ethernet/utility/w5100.cpp188
1 files changed, 0 insertions, 188 deletions
diff --git a/libraries/Ethernet/utility/w5100.cpp b/libraries/Ethernet/utility/w5100.cpp
deleted file mode 100644
index 9c748fd..0000000
--- a/libraries/Ethernet/utility/w5100.cpp
+++ /dev/null
@@ -1,188 +0,0 @@
-/*
- * Copyright (c) 2010 by Cristian Maglie <c.maglie@bug.st>
- *
- * This file is free software; you can redistribute it and/or modify
- * it under the terms of either the GNU General Public License version 2
- * or the GNU Lesser General Public License version 2.1, both as
- * published by the Free Software Foundation.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <avr/interrupt.h>
-
-#include "w5100.h"
-
-// W5100 controller instance
-W5100Class W5100;
-
-#define TX_RX_MAX_BUF_SIZE 2048
-#define TX_BUF 0x1100
-#define RX_BUF (TX_BUF + TX_RX_MAX_BUF_SIZE)
-
-#define TXBUF_BASE 0x4000
-#define RXBUF_BASE 0x6000
-
-void W5100Class::init(void)
-{
- delay(300);
-
- SPI.begin();
- initSS();
-
- writeMR(1<<RST);
- writeTMSR(0x55);
- writeRMSR(0x55);
-
- for (int i=0; i<MAX_SOCK_NUM; i++) {
- SBASE[i] = TXBUF_BASE + SSIZE * i;
- RBASE[i] = RXBUF_BASE + RSIZE * i;
- }
-}
-
-uint16_t W5100Class::getTXFreeSize(SOCKET s)
-{
- uint16_t val=0, val1=0;
- do {
- val1 = readSnTX_FSR(s);
- if (val1 != 0)
- val = readSnTX_FSR(s);
- }
- while (val != val1);
- return val;
-}
-
-uint16_t W5100Class::getRXReceivedSize(SOCKET s)
-{
- uint16_t val=0,val1=0;
- do {
- val1 = readSnRX_RSR(s);
- if (val1 != 0)
- val = readSnRX_RSR(s);
- }
- while (val != val1);
- return val;
-}
-
-
-void W5100Class::send_data_processing(SOCKET s, const uint8_t *data, uint16_t len)
-{
- // This is same as having no offset in a call to send_data_processing_offset
- send_data_processing_offset(s, 0, data, len);
-}
-
-void W5100Class::send_data_processing_offset(SOCKET s, uint16_t data_offset, const uint8_t *data, uint16_t len)
-{
- uint16_t ptr = readSnTX_WR(s);
- ptr += data_offset;
- uint16_t offset = ptr & SMASK;
- uint16_t dstAddr = offset + SBASE[s];
-
- if (offset + len > SSIZE)
- {
- // Wrap around circular buffer
- uint16_t size = SSIZE - offset;
- write(dstAddr, data, size);
- write(SBASE[s], data + size, len - size);
- }
- else {
- write(dstAddr, data, len);
- }
-
- ptr += len;
- writeSnTX_WR(s, ptr);
-}
-
-
-void W5100Class::recv_data_processing(SOCKET s, uint8_t *data, uint16_t len, uint8_t peek)
-{
- uint16_t ptr;
- ptr = readSnRX_RD(s);
- read_data(s, (uint8_t *)ptr, data, len);
- if (!peek)
- {
- ptr += len;
- writeSnRX_RD(s, ptr);
- }
-}
-
-void W5100Class::read_data(SOCKET s, volatile uint8_t *src, volatile uint8_t *dst, uint16_t len)
-{
- uint16_t size;
- uint16_t src_mask;
- uint16_t src_ptr;
-
- src_mask = (uint16_t)src & RMASK;
- src_ptr = RBASE[s] + src_mask;
-
- if( (src_mask + len) > RSIZE )
- {
- size = RSIZE - src_mask;
- read(src_ptr, (uint8_t *)dst, size);
- dst += size;
- read(RBASE[s], (uint8_t *) dst, len - size);
- }
- else
- read(src_ptr, (uint8_t *) dst, len);
-}
-
-
-uint8_t W5100Class::write(uint16_t _addr, uint8_t _data)
-{
- setSS();
- SPI.transfer(0xF0);
- SPI.transfer(_addr >> 8);
- SPI.transfer(_addr & 0xFF);
- SPI.transfer(_data);
- resetSS();
- return 1;
-}
-
-uint16_t W5100Class::write(uint16_t _addr, const uint8_t *_buf, uint16_t _len)
-{
- for (uint16_t i=0; i<_len; i++)
- {
- setSS();
- SPI.transfer(0xF0);
- SPI.transfer(_addr >> 8);
- SPI.transfer(_addr & 0xFF);
- _addr++;
- SPI.transfer(_buf[i]);
- resetSS();
- }
- return _len;
-}
-
-uint8_t W5100Class::read(uint16_t _addr)
-{
- setSS();
- SPI.transfer(0x0F);
- SPI.transfer(_addr >> 8);
- SPI.transfer(_addr & 0xFF);
- uint8_t _data = SPI.transfer(0);
- resetSS();
- return _data;
-}
-
-uint16_t W5100Class::read(uint16_t _addr, uint8_t *_buf, uint16_t _len)
-{
- for (uint16_t i=0; i<_len; i++)
- {
- setSS();
- SPI.transfer(0x0F);
- SPI.transfer(_addr >> 8);
- SPI.transfer(_addr & 0xFF);
- _addr++;
- _buf[i] = SPI.transfer(0);
- resetSS();
- }
- return _len;
-}
-
-void W5100Class::execCmdSn(SOCKET s, SockCMD _cmd) {
- // Send command to socket
- writeSnCR(s, _cmd);
- // Wait for command to complete
- while (readSnCR(s))
- ;
-}