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Merge pull request #6566 from AnttiKauppila/stack_cleanup 

LoRa: Stack cleanup
pull/6586/head
Martin Kojtal 2018-04-10 09:05:21 +02:00 committed by GitHub
parent 8b2eb20a54 96610a6aed
commit 5e62d17a9d
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 298 additions and 282 deletions
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262
features/lorawan/LoRaWANStack.cpp
View File

@ -122,56 +122,72 @@ void LoRaWANStack::bind_radio_driver(LoRaRadio& radio)
lorawan_status_t LoRaWANStack::connect()
{
// connection attempt without parameters.
// System tries to look for configuration in mbed_lib.json that can be
// overridden by mbed_app.json. However, if none of the json files are
// available (highly unlikely), we still fallback to some default parameters.
// Check lorawan_data_structure for fallback defaults.
if (DEVICE_STATE_NOT_INITIALIZED == _device_current_state) {
tr_error("Stack not initialized!");
return LORAWAN_STATUS_NOT_INITIALIZED;
}
lorawan_connect_t connection_params;
lorawan_status_t status = _loramac.prepare_join(NULL, MBED_CONF_LORA_OVER_THE_AIR_ACTIVATION);
//TODO: LoRaWANStack don't need to know these values, move to LoRaMac (or below)
#if MBED_CONF_LORA_OVER_THE_AIR_ACTIVATION
const static uint8_t dev_eui[] = MBED_CONF_LORA_DEVICE_EUI;
const static uint8_t app_eui[] = MBED_CONF_LORA_APPLICATION_EUI;
const static uint8_t app_key[] = MBED_CONF_LORA_APPLICATION_KEY;
if (LORAWAN_STATUS_OK != status) {
return status;
}
connection_params.connect_type = LORAWAN_CONNECTION_OTAA;
connection_params.connection_u.otaa.app_eui = const_cast<uint8_t *>(app_eui);
connection_params.connection_u.otaa.dev_eui = const_cast<uint8_t *>(dev_eui);
connection_params.connection_u.otaa.app_key = const_cast<uint8_t *>(app_key);
connection_params.connection_u.otaa.nb_trials = MBED_CONF_LORA_NB_TRIALS;
return join_request_by_otaa(connection_params);
#else
const static uint8_t nwk_skey[] = MBED_CONF_LORA_NWKSKEY;
const static uint8_t app_skey[] = MBED_CONF_LORA_APPSKEY;
const static uint32_t dev_addr = MBED_CONF_LORA_DEVICE_ADDRESS;
const static uint32_t nwk_id = (MBED_CONF_LORA_DEVICE_ADDRESS & LORAWAN_NETWORK_ID_MASK);
connection_params.connect_type = LORAWAN_CONNECTION_ABP;
connection_params.connection_u.abp.nwk_id = const_cast<uint8_t *>(nwk_id);
connection_params.connection_u.abp.dev_addr = const_cast<uint8_t *>(dev_addr);
connection_params.connection_u.abp.nwk_skey = const_cast<uint8_t *>(nwk_skey);
connection_params.connection_u.abp.app_skey = const_cast<uint8_t *>(app_skey);
return activation_by_personalization(connection_params);
#endif
return handle_connect(MBED_CONF_LORA_OVER_THE_AIR_ACTIVATION);
}
lorawan_status_t LoRaWANStack::connect(const lorawan_connect_t &connect)
{
lorawan_status_t mac_status;
if (connect.connect_type == LORAWAN_CONNECTION_OTAA) {
mac_status = join_request_by_otaa(connect);
} else if (connect.connect_type == LORAWAN_CONNECTION_ABP) {
mac_status = activation_by_personalization(connect);
} else {
return LORAWAN_STATUS_PARAMETER_INVALID;
if (DEVICE_STATE_NOT_INITIALIZED == _device_current_state) {
tr_error("Stack not initialized!");
return LORAWAN_STATUS_NOT_INITIALIZED;
}
return mac_status;
if (!(connect.connect_type == LORAWAN_CONNECTION_OTAA) &&
!(connect.connect_type == LORAWAN_CONNECTION_ABP)) {
return LORAWAN_STATUS_PARAMETER_INVALID;
}
bool is_otaa = (connect.connect_type == LORAWAN_CONNECTION_OTAA);
lorawan_status_t status = _loramac.prepare_join(&connect, is_otaa);
if (LORAWAN_STATUS_OK != status) {
return status;
}
return handle_connect(is_otaa);
}
lorawan_status_t LoRaWANStack::handle_connect(bool is_otaa)
{
device_states_t new_state;
if (is_otaa) {
tr_debug("Initiating OTAA");
// As mentioned in the comment above, in 1.0.2 spec, counters are always set
// to zero for new connection. This section is common for both normal and
// connection restore at this moment. Will change in future with 1.1 support.
_lw_session.downlink_counter = 0;
_lw_session.uplink_counter = 0;
new_state = DEVICE_STATE_JOINING;
} else {
// If current state is SHUTDOWN, device may be trying to re-establish
// communication. In case of ABP specification is meddled about frame counters.
// It says to reset counters to zero but there is no mechanism to tell the
// network server that the device was disconnected or restarted.
// At the moment, this implementation does not support a non-volatile
// memory storage.
//_lw_session.downlink_counter; //Get from NVM
//_lw_session.uplink_counter; //Get from NVM
tr_debug("Initiating ABP");
tr_debug("Frame Counters. UpCnt=%lu, DownCnt=%lu",
_lw_session.uplink_counter, _lw_session.downlink_counter);
new_state = DEVICE_STATE_ABP_CONNECTING;
}
return lora_state_machine(new_state);
}
lorawan_status_t LoRaWANStack::initialize_mac_layer(EventQueue *queue)
@ -315,61 +331,6 @@ lorawan_status_t LoRaWANStack::set_channel_data_rate(uint8_t data_rate)
return _loramac.set_channel_data_rate(data_rate);
}
lorawan_status_t LoRaWANStack::join_request_by_otaa(const lorawan_connect_t &params)
{
if (DEVICE_STATE_NOT_INITIALIZED == _device_current_state)
{
tr_error("Stack not initialized!");
return LORAWAN_STATUS_NOT_INITIALIZED;
}
tr_debug("Initiating OTAA");
// As mentioned in the comment above, in 1.0.2 spec, counters are always set
// to zero for new connection. This section is common for both normal and
// connection restore at this moment. Will change in future with 1.1 support.
_lw_session.downlink_counter = 0;
_lw_session.uplink_counter = 0;
_lw_session.connection.connect_type = LORAWAN_CONNECTION_OTAA;
_lw_session.connection.connection_u.otaa.dev_eui = params.connection_u.otaa.dev_eui;
_lw_session.connection.connection_u.otaa.app_eui = params.connection_u.otaa.app_eui;
_lw_session.connection.connection_u.otaa.app_key = params.connection_u.otaa.app_key;
_lw_session.connection.connection_u.otaa.nb_trials = params.connection_u.otaa.nb_trials;
return lora_state_machine(DEVICE_STATE_JOINING);
}
lorawan_status_t LoRaWANStack::activation_by_personalization(const lorawan_connect_t &params)
{
if (DEVICE_STATE_NOT_INITIALIZED == _device_current_state) {
tr_error("Stack not initialized!");
return LORAWAN_STATUS_NOT_INITIALIZED;
}
tr_debug("Initiating ABP");
_lw_session.connection.connect_type = LORAWAN_CONNECTION_ABP;
_lw_session.connection.connection_u.abp.dev_addr = params.connection_u.abp.dev_addr;
_lw_session.connection.connection_u.abp.nwk_skey = params.connection_u.abp.nwk_skey;
_lw_session.connection.connection_u.abp.app_skey = params.connection_u.abp.app_skey;
// If current state is SHUTDOWN, device may be trying to re-establish
// communication. In case of ABP specification is meddled about frame counters.
// It says to reset counters to zero but there is no mechanism to tell the
// network server that the device was disconnected or restarted.
// At the moment, this implementation does not support a non-volatile
// memory storage.
//_lw_session.downlink_counter; //Get from NVM
//_lw_session.uplink_counter; //Get from NVM
tr_debug("Frame Counters. UpCnt=%lu, DownCnt=%lu",
_lw_session.uplink_counter, _lw_session.downlink_counter);
return lora_state_machine(DEVICE_STATE_ABP_CONNECTING);
}
int16_t LoRaWANStack::handle_tx(uint8_t port, const uint8_t* data,
uint16_t length, uint8_t flags, bool null_allowed)
{
@ -512,12 +473,10 @@ void LoRaWANStack::mlme_confirm_handler(loramac_mlme_confirm_t *mlme_confirm)
switch (mlme_confirm->req_type) {
case MLME_JOIN:
if (mlme_confirm->status == LORAMAC_EVENT_INFO_STATUS_OK) {
// Status is OK, node has joined the network
if (lora_state_machine(DEVICE_STATE_JOINED) != LORAWAN_STATUS_OK) {
tr_error("Lora state machine did not return LORAWAN_STATUS_OK");
}
} else {
// Join attempt failed.
if (lora_state_machine(DEVICE_STATE_IDLE) != LORAWAN_STATUS_IDLE) {
tr_error("Lora state machine did not return DEVICE_STATE_IDLE !");
}
@ -531,8 +490,6 @@ void LoRaWANStack::mlme_confirm_handler(loramac_mlme_confirm_t *mlme_confirm)
break;
case MLME_LINK_CHECK:
if (mlme_confirm->status == LORAMAC_EVENT_INFO_STATUS_OK) {
// Check DemodMargin
// Check NbGateways
#if defined(LORAWAN_COMPLIANCE_TEST)
if (_compliance_test.running == true) {
_compliance_test.link_check = true;
@ -541,7 +498,6 @@ void LoRaWANStack::mlme_confirm_handler(loramac_mlme_confirm_t *mlme_confirm)
} else
#endif
{
// normal operation as oppose to compliance testing
if (_callbacks.link_check_resp) {
const int ret = _queue->call(_callbacks.link_check_resp,
mlme_confirm->demod_margin,
@ -640,61 +596,63 @@ void LoRaWANStack::mcps_indication_handler(loramac_mcps_indication_t *mcps_indic
}
#endif
if (mcps_indication->is_data_recvd == true) {
switch (mcps_indication->port) {
case 224: {
if (!mcps_indication->is_data_recvd) {
return;
}
switch (mcps_indication->port) {
case 224: {
#if defined(LORAWAN_COMPLIANCE_TEST)
tr_debug("Compliance test command received.");
compliance_test_handler(mcps_indication);
tr_debug("Compliance test command received.");
compliance_test_handler(mcps_indication);
#else
tr_info("Compliance test disabled.");
tr_info("Compliance test disabled.");
#endif
break;
}
default: {
if (is_port_valid(mcps_indication->port) == true ||
mcps_indication->type == MCPS_PROPRIETARY) {
break;
}
default: {
if (is_port_valid(mcps_indication->port) == true ||
mcps_indication->type == MCPS_PROPRIETARY) {
// Valid message arrived.
_rx_msg.type = LORAMAC_RX_MCPS_INDICATION;
_rx_msg.msg.mcps_indication.buffer_size = mcps_indication->buffer_size;
_rx_msg.msg.mcps_indication.port = mcps_indication->port;
_rx_msg.msg.mcps_indication.buffer = mcps_indication->buffer;
// Valid message arrived.
_rx_msg.type = LORAMAC_RX_MCPS_INDICATION;
_rx_msg.msg.mcps_indication.buffer_size = mcps_indication->buffer_size;
_rx_msg.msg.mcps_indication.port = mcps_indication->port;
_rx_msg.msg.mcps_indication.buffer = mcps_indication->buffer;
// Notify application about received frame..
tr_debug("Received %d bytes", _rx_msg.msg.mcps_indication.buffer_size);
_rx_msg.receive_ready = true;
// Notify application about received frame..
tr_debug("Received %d bytes", _rx_msg.msg.mcps_indication.buffer_size);
_rx_msg.receive_ready = true;
if (_callbacks.events) {
const int ret = _queue->call(_callbacks.events, RX_DONE);
MBED_ASSERT(ret != 0);
(void)ret;
}
//TODO: below if clauses can be combined,
// because those are calling same function with same parameters
// If fPending bit is set we try to generate an empty packet
// with CONFIRMED flag set. We always set a CONFIRMED flag so
// that we could retry a certain number of times if the uplink
// failed for some reason
if (_loramac.get_device_class() != CLASS_C && mcps_indication->fpending_status) {
handle_tx(mcps_indication->port, NULL, 0, MSG_CONFIRMED_FLAG, true);
}
// Class C and node received a confirmed message so we need to
// send an empty packet to acknowledge the message.
// This scenario is unspecified by LoRaWAN 1.0.2 specification,
// but version 1.1.0 says that network SHALL not send any new
// confirmed messages until ack has been sent
if (_loramac.get_device_class() == CLASS_C && mcps_indication->type == MCPS_CONFIRMED) {
handle_tx(mcps_indication->port, NULL, 0, MSG_CONFIRMED_FLAG, true);
}
} else {
// Invalid port, ports 0, 224 and 225-255 are reserved.
if (_callbacks.events) {
const int ret = _queue->call(_callbacks.events, RX_DONE);
MBED_ASSERT(ret != 0);
(void)ret;
}
break;
//TODO: below if clauses can be combined,
// because those are calling same function with same parameters
// If fPending bit is set we try to generate an empty packet
// with CONFIRMED flag set. We always set a CONFIRMED flag so
// that we could retry a certain number of times if the uplink
// failed for some reason
if (_loramac.get_device_class() != CLASS_C && mcps_indication->fpending_status) {
handle_tx(mcps_indication->port, NULL, 0, MSG_CONFIRMED_FLAG, true);
}
// Class C and node received a confirmed message so we need to
// send an empty packet to acknowledge the message.
// This scenario is unspecified by LoRaWAN 1.0.2 specification,
// but version 1.1.0 says that network SHALL not send any new
// confirmed messages until ack has been sent
if (_loramac.get_device_class() == CLASS_C && mcps_indication->type == MCPS_CONFIRMED) {
handle_tx(mcps_indication->port, NULL, 0, MSG_CONFIRMED_FLAG, true);
}
} else {
// Invalid port, ports 0, 224 and 225-255 are reserved.
}
break;
}
}
}
@ -774,10 +732,10 @@ lorawan_status_t LoRaWANStack::lora_state_machine(device_states_t new_state)
status = LORAWAN_STATUS_OK;
break;
case DEVICE_STATE_JOINING:
if (_lw_session.connection.connect_type == LORAWAN_CONNECTION_OTAA) {
if (_lw_session.connect_type == LORAWAN_CONNECTION_OTAA) {
tr_debug("Send Join-request..");
status = _loramac.join_by_otaa(_lw_session.connection.connection_u.otaa);
status = _loramac.join(true);
if (status != LORAWAN_STATUS_OK) {
return status;
}
@ -801,7 +759,7 @@ lorawan_status_t LoRaWANStack::lora_state_machine(device_states_t new_state)
break;
case DEVICE_STATE_ABP_CONNECTING:
_loramac.join_by_abp(_lw_session.connection.connection_u.abp);
_loramac.join(false);
tr_debug("ABP Connection OK!");
@ -1028,7 +986,7 @@ void LoRaWANStack::compliance_test_handler(loramac_mcps_indication_t *mcps_indic
#if MBED_CONF_LORA_PHY == 0
_loramac.LoRaMacTestSetDutyCycleOn(MBED_CONF_LORA_DUTY_CYCLE_ON);
#endif
_loramac.join_by_otaa(_lw_session.connection.connection_u.otaa);
_loramac.join(true);
break;
case 7: // (x)
if (mcps_indication->buffer_size == 3) {

92
features/lorawan/LoRaWANStack.h
View File

@ -1,27 +1,41 @@
/**
/ _____) _ | |
( (____ _____ ____ _| |_ _____ ____| |__
\____ \| ___ | (_ _) ___ |/ ___) _ \
_____) ) ____| | | || |_| ____( (___| | | |
(______/|_____)_|_|_| \__)_____)\____)_| |_|
(C)2013 Semtech
___ _____ _ ___ _ _____ ___ ___ ___ ___
/ __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
\__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
|___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
embedded.connectivity.solutions===============
Description: LoRaWAN stack layer that controls both MAC and PHY underneath
License: Revised BSD License, see LICENSE.TXT file include in the project
Maintainer: Miguel Luis ( Semtech ), Gregory Cristian ( Semtech ) and Daniel Jaeckle ( STACKFORCE )
Copyright (c) 2017, Arm Limited and affiliates.
SPDX-License-Identifier: BSD-3-Clause
*/
* \file LoRaWANStack.h
*
* \brief LoRaWAN stack layer implementation
*
* \copyright Revised BSD License, see LICENSE.TXT file include in the project
*
* \code
* ______ _
* / _____) _ | |
* ( (____ _____ ____ _| |_ _____ ____| |__
* \____ \| ___ | (_ _) ___ |/ ___) _ \
* _____) ) ____| | | || |_| ____( (___| | | |
* (______/|_____)_|_|_| \__)_____)\____)_| |_|
* (C)2013 Semtech
*
* ___ _____ _ ___ _ _____ ___ ___ ___ ___
* / __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
* \__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
* |___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
* embedded.connectivity.solutions===============
*
* \endcode
*
* \author Miguel Luis ( Semtech )
*
* \author Gregory Cristian ( Semtech )
*
* \author Daniel Jaeckle ( STACKFORCE )
*
* \defgroup LoRaWAN stack layer that controls MAC layer underneath
*
* License: Revised BSD License, see LICENSE.TXT file include in the project
*
* Copyright (c) 2017, Arm Limited and affiliates.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef LORAWANSTACK_H_
#define LORAWANSTACK_H_
@ -35,11 +49,6 @@ SPDX-License-Identifier: BSD-3-Clause
#include "lorawan/system/lorawan_data_structures.h"
#include "LoRaRadio.h"
/**
* A mask for the network ID.
*/
#define LORAWAN_NETWORK_ID_MASK ( uint32_t )0xFE000000
class LoRaWANStack: private mbed::NonCopyable<LoRaWANStack> {
private:
/** End-device states.
@ -422,31 +431,10 @@ private:
*/
lorawan_status_t set_application_port(uint8_t port);
/** End device OTAA join.
*
* Based on the LoRaWAN standard 1.0.2.
* Join the network using the Over The Air Activation (OTAA) procedure.
*
* @param params The `lorawan_connect_t` type structure.
*
* @return LORAWAN_STATUS_OK or
* LORAWAN_STATUS_CONNECT_IN_PROGRESS on success,
* or a negative error code on failure.
/**
* Handles connection internally
*/
lorawan_status_t join_request_by_otaa(const lorawan_connect_t &params);
/** End device ABP join.
*
* Based on the LoRaWAN standard 1.0.2.
* Join the network using the Activation By Personalization (ABP) procedure.
*
* @param params The `lorawan_connect_t` type structure.
*
* @return LORAWAN_STATUS_OK or
* LORAWAN_STATUS_CONNECT_IN_PROGRESS on success,
* or a negative error code on failure.
*/
lorawan_status_t activation_by_personalization(const lorawan_connect_t &params);
lorawan_status_t handle_connect(bool is_otaa);
private:

143
features/lorawan/lorastack/mac/LoRaMac.cpp
View File

@ -76,6 +76,11 @@ using namespace events;
*/
#define DOWN_LINK 1
/**
* A mask for the network ID.
*/
#define LORAWAN_NETWORK_ID_MASK ( uint32_t )0xFE000000
LoRaMac::LoRaMac()
: _lora_phy(_lora_time), mac_commands(), _is_nwk_joined(false)
@ -964,8 +969,8 @@ void LoRaMac::on_rx_window1_timer_event(void)
_lora_phy.rx_config(&_params.rx_window1_config,
(int8_t*) &_mcps_indication.rx_datarate);
rx_window_setup(_params.rx_window1_config.is_rx_continuous,
_params.sys_params.max_rx_win_time);
_lora_phy.setup_rx_window(_params.rx_window1_config.is_rx_continuous,
_params.sys_params.max_rx_win_time);
}
void LoRaMac::on_rx_window2_timer_event(void)
@ -978,18 +983,17 @@ void LoRaMac::on_rx_window2_timer_event(void)
_params.rx_window2_config.is_repeater_supported = _params.is_repeater_supported;
_params.rx_window2_config.rx_slot = RX_SLOT_WIN_2;
_params.rx_window2_config.is_rx_continuous = true;
if (_device_class != CLASS_C) {
_params.rx_window2_config.is_rx_continuous = false;
} else {
// Setup continuous listening for class c
_params.rx_window2_config.is_rx_continuous = true;
}
if (_lora_phy.rx_config(&_params.rx_window2_config,
(int8_t*) &_mcps_indication.rx_datarate) == true) {
rx_window_setup(_params.rx_window2_config.is_rx_continuous,
_params.sys_params.max_rx_win_time);
_lora_phy.setup_rx_window(_params.rx_window2_config.is_rx_continuous,
_params.sys_params.max_rx_win_time);
_params.rx_slot = RX_SLOT_WIN_2;
}
@ -1037,11 +1041,6 @@ void LoRaMac::on_ack_timeout_timer_event(void)
}
}
void LoRaMac::rx_window_setup(bool rx_continuous, uint32_t max_rx_window_time)
{
_lora_phy.setup_rx_window(rx_continuous, max_rx_window_time);
}
bool LoRaMac::validate_payload_length(uint8_t length, int8_t datarate,
uint8_t fopts_len)
{
@ -1418,8 +1417,85 @@ void LoRaMac::setup_link_check_request()
mac_commands.add_mac_command(MOTE_MAC_LINK_CHECK_REQ, 0, 0);
}
lorawan_status_t LoRaMac::join_by_otaa(const lorawan_connect_otaa_t& otaa_join)
lorawan_status_t LoRaMac::prepare_join(const lorawan_connect_t *params, bool is_otaa)
{
if (params) {
if (is_otaa) {
if ((params->connection_u.otaa.dev_eui == NULL) ||
(params->connection_u.otaa.app_eui == NULL) ||
(params->connection_u.otaa.app_key == NULL) ||
(params->connection_u.otaa.nb_trials == 0)) {
return LORAWAN_STATUS_PARAMETER_INVALID;
}
_params.keys.dev_eui = params->connection_u.otaa.dev_eui;
_params.keys.app_eui = params->connection_u.otaa.app_eui;
_params.keys.app_key = params->connection_u.otaa.app_key;
_params.max_join_request_trials = params->connection_u.otaa.nb_trials;
if (!_lora_phy.verify_nb_join_trials(params->connection_u.otaa.nb_trials)) {
// Value not supported, get default
_params.max_join_request_trials = MBED_CONF_LORA_NB_TRIALS;
}
// Reset variable JoinRequestTrials
_params.join_request_trial_counter = 0;
reset_mac_parameters();
_params.sys_params.channel_data_rate =
_lora_phy.get_alternate_DR(_params.join_request_trial_counter + 1);
} else {
_params.net_id = params->connection_u.abp.nwk_id;
_params.dev_addr = params->connection_u.abp.dev_addr;
memcpy(_params.keys.nwk_skey, params->connection_u.abp.nwk_skey,
sizeof(_params.keys.nwk_skey));
memcpy(_params.keys.app_skey, params->connection_u.abp.app_skey,
sizeof(_params.keys.app_skey));
}
} else {
#if MBED_CONF_LORA_OVER_THE_AIR_ACTIVATION
const static uint8_t dev_eui[] = MBED_CONF_LORA_DEVICE_EUI;
const static uint8_t app_eui[] = MBED_CONF_LORA_APPLICATION_EUI;
const static uint8_t app_key[] = MBED_CONF_LORA_APPLICATION_KEY;
_params.keys.app_eui = const_cast<uint8_t *>(app_eui);
_params.keys.dev_eui = const_cast<uint8_t *>(dev_eui);
_params.keys.app_key = const_cast<uint8_t *>(app_key);
_params.max_join_request_trials = MBED_CONF_LORA_NB_TRIALS;
// Reset variable JoinRequestTrials
_params.join_request_trial_counter = 0;
reset_mac_parameters();
_params.sys_params.channel_data_rate =
_lora_phy.get_alternate_DR(_params.join_request_trial_counter + 1);
#else
const static uint8_t nwk_skey[] = MBED_CONF_LORA_NWKSKEY;
const static uint8_t app_skey[] = MBED_CONF_LORA_APPSKEY;
_params.net_id = (MBED_CONF_LORA_DEVICE_ADDRESS & LORAWAN_NETWORK_ID_MASK);
_params.dev_addr = MBED_CONF_LORA_DEVICE_ADDRESS;
memcpy(_params.keys.nwk_skey, nwk_skey,
sizeof(_params.keys.nwk_skey));
memcpy(_params.keys.app_skey, app_skey,
sizeof(_params.keys.app_skey));
#endif
}
return LORAWAN_STATUS_OK;
}
lorawan_status_t LoRaMac::join(bool is_otaa)
{
if (!is_otaa) {
set_nwk_joined(true);
return LORAWAN_STATUS_OK;
}
if (LORAMAC_IDLE != _params.mac_state) {
return LORAWAN_STATUS_BUSY;
}
@ -1429,53 +1505,12 @@ lorawan_status_t LoRaMac::join_by_otaa(const lorawan_connect_otaa_t& otaa_join)
_mlme_confirmation.req_type = MLME_JOIN;
_params.flags.bits.mlme_req = 1;
// if ((_params.mac_state & LORAMAC_TX_DELAYED) == LORAMAC_TX_DELAYED) {
// return LORAWAN_STATUS_BUSY;
// }
if ((otaa_join.dev_eui == NULL) ||
(otaa_join.app_eui == NULL) ||
(otaa_join.app_key == NULL) ||
(otaa_join.nb_trials == 0)) {
return LORAWAN_STATUS_PARAMETER_INVALID;
}
_params.keys.dev_eui = otaa_join.dev_eui;
_params.keys.app_eui = otaa_join.app_eui;
_params.keys.app_key = otaa_join.app_key;
_params.max_join_request_trials = otaa_join.nb_trials;
if (!_lora_phy.verify_nb_join_trials(otaa_join.nb_trials)) {
// Value not supported, get default
_params.max_join_request_trials = MBED_CONF_LORA_NB_TRIALS;
}
// Reset variable JoinRequestTrials
_params.join_request_trial_counter = 0;
reset_mac_parameters();
_params.sys_params.channel_data_rate =
_lora_phy.get_alternate_DR(_params.join_request_trial_counter + 1);
loramac_mhdr_t machdr;
machdr.value = 0;
machdr.bits.mtype = FRAME_TYPE_JOIN_REQ;
return send(&machdr, 0, NULL, 0);
}
void LoRaMac::join_by_abp(const lorawan_connect_abp_t& abp_join)
{
_params.net_id = abp_join.nwk_id;
_params.dev_addr = abp_join.dev_addr;
memcpy(_params.keys.nwk_skey, abp_join.nwk_skey,
sizeof(_params.keys.nwk_skey));
memcpy(_params.keys.app_skey, abp_join.app_skey,
sizeof(_params.keys.app_skey));
set_nwk_joined(true);
}
static void memcpy_convert_endianess(uint8_t *dst, const uint8_t *src,
uint16_t size)
{

19
features/lorawan/lorastack/mac/LoRaMac.h
View File

@ -364,18 +364,20 @@ public:
void setup_link_check_request();
/**
* @brief join_by_otaa Sends OTAA join message
* @param otaa_join Joining parameters
* @brief prepare_join prepares arguments to be ready for join() call.
* @param params Join parameters to use, if NULL, the default will be used.
* @param is_otaa True if joining is to be done using OTAA, false for ABP.
*
* @return LORAWAN_STATUS_OK or a negative error code on failure.
*/
lorawan_status_t join_by_otaa(const lorawan_connect_otaa_t& otaa_join);
lorawan_status_t prepare_join(const lorawan_connect_t *params, bool is_otaa);
/**
* @brief join_by_abp Sets up ABP connectivity parameters.
* @param abp_join Connectivity parameters.
* @brief join Joins the network.
* @param is_otaa True if joining is to be done using OTAA, false for ABP.
* @return LORAWAN_STATUS_OK or a negative error code on failure.
*/
void join_by_abp(const lorawan_connect_abp_t& abp_join);
lorawan_status_t join(bool is_otaa);
private:
/**
@ -452,11 +454,6 @@ private:
*/
void on_ack_timeout_timer_event(void);
/**
* Initializes and opens the reception window
*/
void rx_window_setup(bool rx_continuous, uint32_t max_rx_window_time);
/**
* Validates if the payload fits into the frame, taking the datarate
* into account.

53
features/lorawan/lorastack/phy/loraphy_target.h
View File

@ -19,36 +19,69 @@
#define LORAPHY_TARGET
#ifdef MBED_CONF_LORA_PHY
#if MBED_CONF_LORA_PHY == 0
#define LORA_REGION_EU868 0x10
#define LORA_REGION_AS923 0x11
#define LORA_REGION_AU915 0x12
#define LORA_REGION_CN470 0x13
#define LORA_REGION_CN779 0x14
#define LORA_REGION_EU433 0x15
#define LORA_REGION_IN865 0x16
#define LORA_REGION_KR920 0x17
#define LORA_REGION_US915 0x18
#define LORA_REGION_US915_HYBRID 0x19
//DO NOT USE integer values in mbed_app.json!
//These are defined for backward compatibility and
//Will be DEPRECATED in the future
#define LORA_REGION_0 0x10
#define LORA_REGION_1 0x11
#define LORA_REGION_2 0x12
#define LORA_REGION_3 0x13
#define LORA_REGION_4 0x14
#define LORA_REGION_5 0x15
#define LORA_REGION_6 0x16
#define LORA_REGION_7 0x17
#define LORA_REGION_8 0x18
#define LORA_REGION_9 0x19
//Since 0 would be equal to any undefined value we need to handle this in a other way
#define mbed_lora_concat_(x) LORA_REGION_##x
#define mbed_lora_concat(x) mbed_lora_concat_(x)
#define LORA_REGION mbed_lora_concat(MBED_CONF_LORA_PHY)
#if LORA_REGION == LORA_REGION_EU868
#include "lorawan/lorastack/phy/LoRaPHYEU868.h"
#define LoRaPHY_region LoRaPHYEU868
#elif MBED_CONF_LORA_PHY == 1
#elif LORA_REGION == LORA_REGION_AS923
#include "lorawan/lorastack/phy/LoRaPHYAS923.h"
#define LoRaPHY_region LoRaPHYAS923
#elif MBED_CONF_LORA_PHY == 2
#elif LORA_REGION == LORA_REGION_AU915
#include "lorawan/lorastack/phy/LoRaPHYAU915.h"
#define LoRaPHY_region LoRaPHYAU915;
#elif MBED_CONF_LORA_PHY == 3
#elif LORA_REGION == LORA_REGION_CN470
#include "lorawan/lorastack/phy/LoRaPHYCN470.h"
#define LoRaPHY_region LoRaPHYCN470
#elif MBED_CONF_LORA_PHY == 4
#elif LORA_REGION == LORA_REGION_CN779
#include "lorawan/lorastack/phy/LoRaPHYCN779.h"
#define LoRaPHY_region LoRaPHYCN779
#elif MBED_CONF_LORA_PHY == 5
#elif LORA_REGION == LORA_REGION_EU433
#include "lorawan/lorastack/phy/LoRaPHYEU433.h"
#define LoRaPHY_region LoRaPHYEU433
#elif MBED_CONF_LORA_PHY == 6
#elif LORA_REGION == LORA_REGION_IN865
#include "lorawan/lorastack/phy/LoRaPHYIN865.h"
#define LoRaPHY_region LoRaPHYIN865
#elif MBED_CONF_LORA_PHY == 7
#elif LORA_REGION == LORA_REGION_KR920
#include "lorawan/lorastack/phy/LoRaPHYKR920.h"
#define LoRaPHY_region LoRaPHYKR920
#elif MBED_CONF_LORA_PHY == 8
#elif LORA_REGION == LORA_REGION_US915
#include "lorawan/lorastack/phy/LoRaPHYUS915.h"
#define LoRaPHY_region LoRaPHYUS915
#elif MBED_CONF_LORA_PHY == 9
#elif LORA_REGION == LORA_REGION_US915_HYBRID
#include "lorawan/lorastack/phy/LoRaPHYUS915Hybrid.h"
#define LoRaPHY_region LoRaPHYUS915Hybrid
#else
#error "Invalid region configuration, update mbed_app.json with correct MBED_CONF_LORA_PHY value"
#endif //MBED_CONF_LORA_PHY == VALUE
#else
#error "Must set LoRa PHY layer parameters."

4
features/lorawan/mbed_lib.json
View File

@ -2,8 +2,8 @@
"name": "lora",
"config": {
"phy": {
"help": "LoRa PHY region. 0 = EU868 (default), 1 = AS923, 2 = AU915, 3 = CN470, 4 = CN779, 5 = EU433, 6 = IN865, 7 = KR920, 8 = US915, 9 = US915_HYBRID",
"value": "0"
"help": "LoRa PHY region: EU868, AS923, AU915, CN470, CN779, EU433, IN865, KR920, US915, US915_HYBRID",
"value": "EU868"
},
"over-the-air-activation": {
"help": "When set to 1 the application uses the Over-the-Air activation procedure, default: true",

7
features/lorawan/system/lorawan_data_structures.h
View File

@ -1277,7 +1277,12 @@ typedef struct lorawan_session {
*/
bool active;
lorawan_connect_t connection;
/*!
* Select the connection type, either LORAWAN_CONNECTION_OTAA
* or LORAWAN_CONNECTION_ABP.
*/
uint8_t connect_type;
/**
* LoRaWAN uplink counter
*/