100 lines
3 KiB
C
100 lines
3 KiB
C
/*
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* Copyright (c) 2014, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include "dev/eeprom.h"
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#include "lib/simEnvChange.h"
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const struct simInterface eeprom_interface;
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#define EEPROM_BUF_SIZE 1024 /* Configure EEPROM size here and in ContikiEeprom.java */
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unsigned char simEEPROMData[EEPROM_BUF_SIZE];
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char simEEPROMChanged = 0;
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int simEEPROMRead = 0;
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int simEEPROMWritten = 0;
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void
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eeprom_init(void)
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{
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}
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void
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eeprom_read(eeprom_addr_t addr, unsigned char *buf, int len)
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{
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if (addr >= EEPROM_BUF_SIZE) {
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return;
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}
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if(addr + len >= EEPROM_BUF_SIZE) {
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len = EEPROM_BUF_SIZE - addr;
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}
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memcpy(buf, &simEEPROMData[addr], len);
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simEEPROMChanged = 1;
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simEEPROMRead += len;
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}
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void
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eeprom_write(eeprom_addr_t addr, unsigned char *buf, int len)
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{
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if (addr >= EEPROM_BUF_SIZE) {
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return;
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}
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if(addr + len >= EEPROM_BUF_SIZE) {
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len = EEPROM_BUF_SIZE - addr;
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}
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memcpy(&simEEPROMData[addr], buf, len);
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simEEPROMChanged = 1;
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simEEPROMWritten += len;
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}
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/*-----------------------------------------------------------------------------------*/
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static void
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doInterfaceActionsBeforeTick(void)
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{
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}
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/*-----------------------------------------------------------------------------------*/
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static void
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doInterfaceActionsAfterTick(void)
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{
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}
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/*-----------------------------------------------------------------------------------*/
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SIM_INTERFACE(eeprom_interface,
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doInterfaceActionsBeforeTick,
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doInterfaceActionsAfterTick);
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