/* Saves only the TimeParams (a subset of Config Params) for speed/power efficiency
* Platform-specific implementation for persistence on the nRF5x. Based on the
* pstorage module provided by the Nordic SDK. */
void saveEddystoneTimeParams(const TimeParams_t *timeP)
{
// Copy the time params object to the main datastructure
memcpy(&persistentParams.params.timeParams, timeP, sizeof(TimeParams_t));
// Test if this is the first pstorage update, or an update
if (persistentParams.persistenceSignature != PersistentParams_t::MAGIC) {
persistentParams.persistenceSignature = PersistentParams_t::MAGIC;
pstorage_store(&pstorageHandle,
reinterpret_cast<uint8_t *>(&persistentParams),
sizeof(TimeParams_t),
offsetof(PersistentParams_t, params.timeParams) /* offset */);
} else {
pstorage_update(&pstorageHandle,
reinterpret_cast<uint8_t *>(&persistentParams),
sizeof(TimeParams_t),
offsetof(PersistentParams_t, params.timeParams) /* offset */);
}
}
/* Platform-specific implementation for persistence on the nRF5x. Based on the
* pstorage module provided by the Nordic SDK. */
void saveURIBeaconConfigParams(const EddystoneService::EddystoneParams_t *paramsP)
{
PersistentParams_t persistentParams;
memcpy(&persistentParams.params, paramsP, sizeof(EddystoneService::EddystoneParams_t));
if (persistenceSignature != PersistentParams_t::MAGIC) {
persistentParams.persistenceSignature = PersistentParams_t::MAGIC;
persistenceSignature = PersistentParams_t::MAGIC;
pstorage_store(&pstorageHandle,
reinterpret_cast<uint8_t *>(&persistentParams),
sizeof(PersistentParams_t),
0 /* offset */);
} else {
persistentParams.persistenceSignature = PersistentParams_t::MAGIC;
pstorage_update(&pstorageHandle,
reinterpret_cast<uint8_t *>(&persistentParams),
sizeof(PersistentParams_t),
0 /* offset */);
}
}
void pstorage_driver_run(void)
{
uint32_t err_code;
// Check whether the currently waiting for pstorage event.
if(pstorage_driver_store.wait_flag)
{
return;
}
switch(pstorage_driver_store.state)
{
// Idle state
case STORE_STATE_IDLE:
{
// Check whether the storing process is running.
if(!pstorage_driver_store.run_flag)
{
return;
}
pstorage_driver_set_next_state(); // Go to next state.
}
// Clear PSTORAGE_DRIVER_MAGIC_NUM from corresponding block.
case STORE_STATE_CLEAR_MAGIC:
{
uint16_t tmp_size;
// Calculate offset of PSTORAGE_DRIVER_MAGIC_NUM in block.
tmp_size = pstorage_driver_store.block->size;
if((tmp_size % 4) != 0)
{
tmp_size += 4 - (tmp_size % 4);
}
// Start storing "clear" value.
tmp_magic_number = 0xFFFFFFFF;
err_code = pstorage_update(&pstorage_driver_store.block->block_id, (uint8_t *)&tmp_magic_number, 4, tmp_size);
if(err_code != NRF_SUCCESS)
{
// Stop storing process.
pstorage_driver_update_store_status();
pstorage_driver_set_idle_state();
return;
}
pstorage_driver_store.wait_flag = true;
break;
}
// Store data.
case STORE_STATE_STORE_DATA:
{
uint16_t tmp_size;
// Size of storing data must be divisible by 4.
tmp_size = pstorage_driver_store.block->size;
if((tmp_size % 4) != 0)
{
tmp_size += 4 - (tmp_size % 4);
}
// Start storing data.
err_code = pstorage_update(&pstorage_driver_store.block->block_id, pstorage_driver_store.block->data, tmp_size, 0);
if(err_code != NRF_SUCCESS)
{
// Stop storing process.
pstorage_driver_update_store_status();
pstorage_driver_set_idle_state();
return;
}
pstorage_driver_store.wait_flag = true;
break;
}
// Store PSTORAGE_DRIVER_MAGIC_NUM at the end of data.
case STORE_STATE_ADD_MAGIC:
{
uint16_t tmp_size;
// Calculate offset of PSTORAGE_DRIVER_MAGIC_NUM in block.
tmp_size = pstorage_driver_store.block->size;
if((tmp_size % 4) != 0)
{
tmp_size += 4 - (tmp_size % 4);
}
tmp_magic_number = PSTORAGE_DRIVER_MAGIC_NUM;
// Start storing PSTORAGE_DRIVER_MAGIC_NUM value.
err_code = pstorage_update(&pstorage_driver_store.block->block_id, (uint8_t *)&tmp_magic_number, 4, tmp_size);
if(err_code != NRF_SUCCESS)
{
// Stop storing process.
pstorage_driver_update_store_status();
pstorage_driver_set_idle_state();
return;
}
pstorage_driver_store.wait_flag = true;
break;
}
}
}
