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192 lines
5.9 KiB
C
192 lines
5.9 KiB
C
/* Copyright (c) 2008, Swedish Institute of Computer Science
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* All rights reserved.
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*
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* Additional fixes for AVR contributed by:
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*
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* Colin O'Flynn coflynn@newae.com
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* Eric Gnoske egnoske@gmail.com
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* Blake Leverett bleverett@gmail.com
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* Mike Vidales mavida404@gmail.com
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* Kevin Brown kbrown3@uccs.edu
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* Nate Bohlmann nate@elfwerks.com
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*
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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 are met:
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*
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* * 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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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND 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 COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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**/
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/**
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* \addtogroup wireless
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* @{
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*/
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/**
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* \defgroup rf230mac RF230 MAC
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* @{
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*/
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/**
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* \file
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* \brief The IEEE 802.15.4 (2003/2006) MAC utility functions.
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*
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*/
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/**
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* \author
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* Eric Gnoske <egnoske@gmail.com>
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* Blake Leverett <bleverett@gmail.com>
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* Mike Vidales <mavida404@gmail.com>
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* Colin O'Flynn <coflynn@newae.com>
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*
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*/
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/* Includes */
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#include <stdlib.h>
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#include <string.h>
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#include "zmac.h"
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#include "radio.h"
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#include "hal.h"
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#include "tcpip.h"
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#include "uip.h"
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#include "sicslowpan.h"
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#include "sicslowmac.h"
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/* Globals */
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/** \brief Interface structure for this module */
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ieee_15_4_manager_t ieee15_4ManagerAddress;
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//dataRequest_t dataRequestStructAddress;
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/* Macros & Defines */
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uint8_t msduHandle;
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bool iAmCoord;
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bool autoModes;
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/** \brief The RF channel to use for all following transmissions and
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* receptions (see 6.1.2). Allowable values are 0-26
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*/
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uint8_t phyCurrentChannel;
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/** \brief The 64-bit address of the coordinator/router through which
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* the network layer wishes to communicate.
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*/
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uint64_t macCoordExtendedAddress;
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/** \brief The 16-bit short address assigned to the coordinator
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* through which the network layer wishes to communicate. A value
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* of 0xfffe indicates th the coordinator is only using it's 64-bit
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* extended address. A value of 0xffff indicates that this value is
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* unknown. The default value is 0xfff.
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*/
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uint16_t macCoordShortAddress;
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/** \brief This address is the 64-bit address that will be used as
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* the mechanism to provide a destination to the upper layers. The
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* default value is 0xfff.
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*/
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uint64_t macDestAddress;
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/** \brief The sequence number (0x00 - 0xff) added to the transmitted
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* data or MAC command frame. The default is a random value within
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* the range.
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*/
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uint8_t macDSN;
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/** \brief The 16-bit identifier of the PAN on which the device is
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* sending to. If this value is 0xffff, the device is not
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* associated. The default value is 0xffff.
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*/
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uint16_t macDstPANId;
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/** \brief The 16-bit identifier of the PAN on which the device is
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* operating. If this value is 0xffff, the device is not
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* associated. The default value is 0xffff.
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*/
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uint16_t macSrcPANId;
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/** \brief The 16-bit address that the device uses to communicate in
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* the PAN. If the device is the PAN coordinator, this value shall
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* be chosen before a PAN is started. Otherwise, the address is
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* allocated by a coordinator during association. A value of 0xfffe
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* indicates that the device has associated but has not been
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* allocated an address. A value of 0xffff indicates that the
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* device does not have a short address. The default value is
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* 0xffff.
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*/
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uint16_t macShortAddress;
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/** \brief Our own long address. This needs to be read from EEPROM or
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* other secure memory storage.
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*/
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uint64_t macLongAddr;
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/* Implementation */
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/** \brief Initializes the (quasi) 802.15.4 MAC. This function should
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* be called only once on startup.
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*/
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void
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mac_init(void)
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{
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volatile uint8_t buf[8];
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sicslowmac_resetRequest(true);
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/* Set up the radio for auto mode operation. */
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hal_subregister_write( SR_MAX_FRAME_RETRIES, 2 );
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/* Need to laod PANID for auto modes */
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radio_set_pan_id(DEST_PAN_ID);
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/* Buffer the uint64_t address for easy loading and debug. */
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/** \todo Find a better location to load the IEEE address. */
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buf[0] = macLongAddr & 0xFF;
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buf[1] = (macLongAddr >> 8) & 0xFF;
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buf[2] = (macLongAddr >> 16) & 0xFF;
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buf[3] = (macLongAddr >> 24) & 0xFF;
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buf[4] = (macLongAddr >> 32) & 0xFF;
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buf[5] = (macLongAddr >> 40) & 0xFF;
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buf[6] = (macLongAddr >> 48) & 0xFF;
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buf[7] = (macLongAddr >> 56) & 0xFF;
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/* Load the long address into the radio. This is required for auto mode */
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/* operation. */
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radio_set_extended_address((uint8_t *)&macLongAddr);
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srand(1234 );
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msduHandle = rand();
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/* Ping6 debug */
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memcpy(uip_lladdr.addr, &macLongAddr, 8);
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/* Convert expected byte order */
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byte_reverse((uint8_t *)uip_lladdr.addr, 8);
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}
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/** @} */
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/** @} */
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