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https://github.com/apache/nuttx.git
synced 2026-05-31 14:10:13 +08:00
WIP: wireless/ieee802154: More work on association/beacon-enabled networks
This commit is contained in:
Anthony Merlino
@@ -123,27 +123,28 @@ struct mrf24j40_radio_s
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FAR const struct mrf24j40_lower_s *lower;
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FAR struct spi_dev_s *spi; /* Saved SPI interface instance */
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struct work_s irqwork; /* For deferring interrupt work to work queue */
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struct work_s pollwork; /* For deferring poll work to the work queue */
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sem_t exclsem; /* Exclusive access to this struct */
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struct work_s irqwork; /* For deferring interrupt work to work queue */
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struct work_s csma_pollwork; /* For deferring poll work to the work queue */
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struct work_s gts_pollwork; /* For deferring poll work to the work queue */
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sem_t exclsem; /* Exclusive access to this struct */
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struct ieee802154_addr_s addr;
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uint8_t channel; /* 11 to 26 for the 2.4 GHz band */
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uint8_t devmode; /* device mode: device, coord, pancoord */
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uint8_t paenabled; /* enable usage of PA */
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uint8_t rxmode; /* Reception mode: Main, no CRC, promiscuous */
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int32_t txpower; /* TX power in mBm = dBm/100 */
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struct ieee802154_cca_s cca; /* Clear channel assessement method */
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uint8_t channel; /* 11 to 26 for the 2.4 GHz band */
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uint8_t devmode; /* device mode: device, coord, pancoord */
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uint8_t paenabled; /* enable usage of PA */
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uint8_t rxmode; /* Reception mode: Main, no CRC, promiscuous */
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int32_t txpower; /* TX power in mBm = dBm/100 */
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struct ieee802154_cca_s cca; /* Clear channel assessement method */
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/* Buffer Allocations */
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struct ieee802154_txdesc_s *txdelayed_desc;
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bool txdelayed_busy;
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struct ieee802154_txdesc_s *csma_desc;
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FAR struct iob_s *csma_frame;
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bool csma_busy;
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struct ieee802154_txdesc_s *gts_desc[MRF24J40_GTS_SLOTS];
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FAR struct iob_s *gts_frame[MRF24J40_GTS_SLOTS];
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bool gts_busy[MRF24J40_GTS_SLOTS];
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};
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@@ -214,41 +215,30 @@ static int mrf24j40_getcca(FAR struct mrf24j40_radio_s *dev,
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FAR struct ieee802154_cca_s *cca);
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static int mrf24j40_energydetect(FAR struct mrf24j40_radio_s *dev,
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FAR uint8_t *energy);
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static int mrf24j40_rxenable(FAR struct mrf24j40_radio_s *dev, bool enable);
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static void mrf24j40_mactimer(FAR struct mrf24j40_radio_s *dev, int numsymbols);
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/* Driver operations */
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static int mrf24j40_bind(FAR struct ieee802154_radio_s *radio,
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FAR struct ieee802154_radiocb_s *radiocb);
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static int mrf24j40_txnotify_csma(FAR struct ieee802154_radio_s *radio);
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static int mrf24j40_txnotify_gts(FAR struct ieee802154_radio_s *radio);
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static int mrf24j40_txnotify(FAR struct ieee802154_radio_s *radio, bool gts);
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static int mrf24j40_txdelayed(FAR struct ieee802154_radio_s *radio,
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FAR struct ieee802154_txdesc_s *txdesc,
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uint32_t symboldelay);
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static int mrf24j40_get_attr(FAR struct ieee802154_radio_s *radio,
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enum ieee802154_pib_attr_e pib_attr,
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FAR union ieee802154_attr_u *attrval);
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static int mrf24j40_set_attr(FAR struct ieee802154_radio_s *radio,
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static int mrf24j40_set_attr(FAR struct ieee802154_radio_s *radio,
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enum ieee802154_pib_attr_e pib_attr,
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FAR const union ieee802154_attr_u *attrval);
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static int mrf24j40_rxenable(FAR struct ieee802154_radio_s *dev, bool enable);
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static int mrf24j40_req_rxenable(FAR struct ieee802154_radio_s *radio,
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FAR struct ieee802154_rxenable_req_s *req);
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/* These are pointers to ALL registered MRF24J40 devices.
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* This table is used during irqs to find the context
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* Only one device is supported for now.
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* More devices can be supported in the future by lookup them up
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* using the IRQ number. See the ENC28J60 or CC3000 drivers for reference.
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*/
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static const struct ieee802154_radioops_s mrf24j40_devops =
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{
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mrf24j40_bind,
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mrf24j40_txnotify_csma,
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mrf24j40_txnotify_gts,
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mrf24j40_get_attr,
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mrf24j40_set_attr
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};
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/****************************************************************************
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* Radio Interface Functions
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****************************************************************************/
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@@ -264,7 +254,7 @@ static int mrf24j40_bind(FAR struct ieee802154_radio_s *radio,
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}
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/****************************************************************************
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* Function: mrf24j40_txnotify_csma
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* Function: mrf24j40_txnotify
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*
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* Description:
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* Driver callback invoked when new TX data is available. This is a
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@@ -281,32 +271,49 @@ static int mrf24j40_bind(FAR struct ieee802154_radio_s *radio,
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*
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****************************************************************************/
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static int mrf24j40_txnotify_csma(FAR struct ieee802154_radio_s *radio)
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static int mrf24j40_txnotify(FAR struct ieee802154_radio_s *radio, bool gts)
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{
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FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)radio;
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/* Is our single work structure available? It may not be if there are
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* pending interrupt actions and we will have to ignore the Tx
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* availability action.
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*/
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if (work_available(&dev->pollwork))
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if (gts)
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{
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/* Schedule to serialize the poll on the worker thread. */
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/* Is our single work structure available? It may not be if there are
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* pending interrupt actions and we will have to ignore the Tx
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* availability action.
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*/
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work_queue(HPWORK, &dev->pollwork, mrf24j40_dopoll_csma, dev, 0);
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if (work_available(&dev->gts_pollwork))
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{
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/* Schedule to serialize the poll on the worker thread. */
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work_queue(HPWORK, &dev->gts_pollwork, mrf24j40_dopoll_gts, dev, 0);
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}
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}
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else
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{
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/* Is our single work structure available? It may not be if there are
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* pending interrupt actions and we will have to ignore the Tx
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* availability action.
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*/
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if (work_available(&dev->csma_pollwork))
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{
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/* Schedule to serialize the poll on the worker thread. */
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work_queue(HPWORK, &dev->csma_pollwork, mrf24j40_dopoll_csma, dev, 0);
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}
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}
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return OK;
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}
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/****************************************************************************
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* Function: mrf24j40_txnotify_gts
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* Function: mrf24j40_txdelayed
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*
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* Description:
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* Driver callback invoked when new TX data is available. This is a
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* stimulus perform an out-of-cycle poll and, thereby, reduce the TX
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* latency.
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* Transmit a packet without regard to supeframe structure after a certain
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* number of symbols. This function is used to send Data Request responses.
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* It can also be used to send data immediately is the delay is set to 0.
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*
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* Parameters:
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* radio - Reference to the radio driver state structure
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@@ -318,28 +325,25 @@ static int mrf24j40_txnotify_csma(FAR struct ieee802154_radio_s *radio)
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*
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****************************************************************************/
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static int mrf24j40_txnotify_gts(FAR struct ieee802154_radio_s *radio)
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static int mrf24j40_txdelayed(FAR struct ieee802154_radio_s *radio,
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FAR struct ieee802154_txdesc_s *txdesc,
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uint32_t symboldelay)
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{
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FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)radio;
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/* Is our single work structure available? It may not be if there are
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* pending interrupt actions and we will have to ignore the Tx
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* availability action.
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*/
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/* An immediate transaction uses the CSMA FIFO. If there is a CSMA transaction
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* in use, cancel it and put it back when we are done */
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if (work_available(&dev->pollwork))
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{
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/* Schedule to serialize the poll on the worker thread. */
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work_queue(HPWORK, &dev->pollwork, mrf24j40_dopoll_gts, dev, 0);
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}
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return OK;
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return -ENOTTY;
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}
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static int mrf24j40_get_attr(FAR struct ieee802154_radio_s *radio,
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enum ieee802154_pib_attr_e pib_attr,
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FAR union ieee802154_attr_u *attrval)
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static int mrf24j40_get_attr(FAR struct ieee802154_radio_s *radio,
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enum ieee802154_pib_attr_e pib_attr,
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FAR union ieee802154_attr_u *attrval)
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{
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FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)radio;
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int ret;
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@@ -390,19 +394,60 @@ static int mrf24j40_set_attr(FAR struct ieee802154_radio_s *radio,
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case IEEE802154_PIB_MAC_RX_ON_WHEN_IDLE:
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{
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dev->rxonidle = attrval->mac.rxonidle;
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mrf24j40_rxenable(dev, dev->rxonidle);
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mrf24j40_rxenable(radio, dev->rxonidle);
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ret = IEEE802154_STATUS_SUCCESS;
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}
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break;
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default:
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ret = IEEE802154_STATUS_UNSUPPORTED_ATTRIBUTE;
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break;
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}
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return ret;
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}
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static int mrf24j40_req_rxenable(FAR struct ieee802154_radio_s *radio,
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FAR struct ieee802154_rxenable_req_s *req)
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{
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return -ENOTTY;
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}
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/****************************************************************************
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* Internal Functions
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****************************************************************************/
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static void mrf24j40_mactimer(FAR struct mrf24j40_radio_s *dev, int numsymbols)
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{
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uint16_t nhalfsym;
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uint8_t intcon;
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nhalfsym = (numsymbols << 1);
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/* Get exclusive access to the device */
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while (sem_wait(&dev->exclsem) != 0) { }
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/* Disable the interrupt, clear the timer count */
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intcon = mrf24j40_getreg(dev->spi, MRF24J40_INTCON);
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intcon &= ~MRF24J40_INTCON_HSYMTMRIE;
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mrf24j40_setreg(dev->spi, MRF24J40_INTCON, intcon);
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mrf24j40_setreg(dev->spi, MRF24J40_HSYMTMRL, 0x00);
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mrf24j40_setreg(dev->spi, MRF24J40_HSYMTMRH, 0x00);
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/* Set the timer count and enable interrupts */
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mrf24j40_setreg(dev->spi, MRF24J40_HSYMTMRL, nhalfsym & 0xFF);
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mrf24j40_setreg(dev->spi, MRF24J40_HSYMTMRH, (nhalfsym >> 8) & 0xFF);
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intcon |= MRF24J40_INTCON_HSYMTMRIE;
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mrf24j40_setreg(dev->spi, MRF24J40_INTCON, intcon);
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sem_post(&dev->exclsem);
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}
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/****************************************************************************
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* Function: mrf24j40_dopoll_csma
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*
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@@ -411,7 +456,7 @@ static int mrf24j40_set_attr(FAR struct ieee802154_radio_s *radio,
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* This is done:
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*
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* 1. After completion of a transmission (mrf24j40_txdone_csma),
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* 2. When new TX data is available (mrf24j40_txnotify_csma), and
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* 2. When new TX data is available (mrf24j40_txnotify), and
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* 3. After a TX timeout to restart the sending process
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* (mrf24j40_txtimeout_csma).
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*
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@@ -438,10 +483,8 @@ static void mrf24j40_dopoll_csma(FAR void *arg)
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if (!dev->csma_busy)
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{
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/* need to somehow allow for a handle to be passed */
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len = dev->radiocb->poll_csma(dev->radiocb, &dev->csma_desc,
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&dev->csma_frame);
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len = dev->radiocb->poll(dev->radiocb, false, &dev->csma_desc);
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if (len > 0)
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{
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/* Now the txdesc is in use */
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@@ -450,7 +493,7 @@ static void mrf24j40_dopoll_csma(FAR void *arg)
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/* Setup the transaction on the device in the CSMA FIFO */
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mrf24j40_csma_setup(dev, dev->csma_frame);
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mrf24j40_csma_setup(dev, dev->csma_desc->frame);
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}
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}
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@@ -465,7 +508,7 @@ static void mrf24j40_dopoll_csma(FAR void *arg)
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* This is done:
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*
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* 1. After completion of a transmission (mrf24j40_txdone_gts),
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* 2. When new TX data is available (mrf24j40_txnotify_gts), and
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* 2. When new TX data is available (mrf24j40_txnotify), and
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* 3. After a TX timeout to restart the sending process
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* (mrf24j40_txtimeout_gts).
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*
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@@ -493,8 +536,8 @@ static void mrf24j40_dopoll_gts(FAR void *arg)
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{
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if (!dev->gts_busy[gts])
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{
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len = dev->radiocb->poll_gts(dev->radiocb, &dev->gts_desc[gts],
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&dev->gts_frame[0]);
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len = dev->radiocb->poll(dev->radiocb, true, &dev->gts_desc[gts]);
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if (len > 0)
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{
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/* Now the txdesc is in use */
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@@ -503,7 +546,7 @@ static void mrf24j40_dopoll_gts(FAR void *arg)
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/* Setup the transaction on the device in the open GTS FIFO */
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mrf24j40_gts_setup(dev, gts, dev->gts_frame[0]);
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mrf24j40_gts_setup(dev, gts, dev->gts_desc[gts]->frame);
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}
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}
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}
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@@ -1281,9 +1324,8 @@ static int mrf24j40_csma_setup(FAR struct mrf24j40_radio_s *dev,
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ret = mrf24j40_setup_fifo(dev, frame, MRF24J40_TXNORM_FIFO);
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/* If the frame control field contains
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* an acknowledgment request, set the TXNACKREQ bit.
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* See IEEE 802.15.4/2003 7.2.1.1 page 112 for info.
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/* If the frame control field contains an acknowledgment request, set the
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* TXNACKREQ bit. See IEEE 802.15.4/2003 7.2.1.1 page 112 for info.
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*/
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reg = MRF24J40_TXNCON_TXNTRIG;
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@@ -1406,10 +1448,6 @@ static void mrf24j40_irqwork_txnorm(FAR struct mrf24j40_radio_s *dev)
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dev->csma_busy = 0;
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/* Free the IOB */
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iob_free(dev->csma_frame);
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mrf24j40_dopoll_csma(dev);
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}
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@@ -1456,10 +1494,6 @@ static void mrf24j40_irqwork_txgts(FAR struct mrf24j40_radio_s *dev,
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dev->gts_busy[gts]= 0;
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/* Free the IOB */
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iob_free(dev->gts_frame[gts]);
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mrf24j40_dopoll_gts(dev);
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}
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@@ -1471,8 +1505,9 @@ static void mrf24j40_irqwork_txgts(FAR struct mrf24j40_radio_s *dev,
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*
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****************************************************************************/
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static int mrf24j40_rxenable(FAR struct mrf24j40_radio_s *dev, bool enable)
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static int mrf24j40_rxenable(FAR struct ieee802154_radio_s *radio, bool enable)
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{
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FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)radio;
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uint8_t reg;
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if (enable)
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@@ -1597,7 +1632,7 @@ done:
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static void mrf24j40_irqworker(FAR void *arg)
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{
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FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)arg;
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uint8_t intstat;
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uint8_t intstat, intcon;
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DEBUGASSERT(dev);
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DEBUGASSERT(dev->spi);
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@@ -1609,6 +1644,17 @@ static void mrf24j40_irqworker(FAR void *arg)
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/* Do work according to the pending interrupts */
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if ((intstat & MRF24J40_INTSTAT_HSYMTMRIF))
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{
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/* TODO: What to do when timer expires? */
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/* Timers are one-shot, so disable the interrupt */
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intcon = mrf24j40_getreg(dev->spi, MRF24J40_INTCON);
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intcon &= ~MRF24J40_INTCON_HSYMTMRIE;
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mrf24j40_setreg(dev->spi, MRF24J40_INTCON, intcon);
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}
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if ((intstat & MRF24J40_INTSTAT_RXIF))
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{
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/* A packet was received, retrieve it */
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@@ -1721,7 +1767,13 @@ FAR struct ieee802154_radio_s *mrf24j40_init(FAR struct spi_dev_s *spi,
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sem_init(&dev->exclsem, 0, 1);
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dev->radio.ops = &mrf24j40_devops;
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dev->radio.bind = mrf24j40_bind;
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dev->radio.txnotify = mrf24j40_txnotify;
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dev->radio.txdelayed = mrf24j40_txdelayed;
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dev->radio.get_attr = mrf24j40_get_attr;
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dev->radio.set_attr = mrf24j40_set_attr;
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dev->radio.rxenable = mrf24j40_rxenable;
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dev->radio.req_rxenable = mrf24j40_req_rxenable;
|
||||
|
||||
dev->lower = lower;
|
||||
dev->spi = spi;
|
||||
|
||||
@@ -269,6 +269,7 @@ enum ieee802154_pib_attr_e
|
||||
IEEE802154_PIB_PHY_UWB_RX_RMARKER,
|
||||
IEEE802154_PIB_PHY_RFRAME_PROC_TIME,
|
||||
IEEE802154_PIB_PHY_CCA_DURATION,
|
||||
IEEE802154_PIB_PHY_SYMBOL_DURATION, /* Non-standard attribute */
|
||||
|
||||
/* MAC PIB Attributes */
|
||||
|
||||
@@ -543,7 +544,8 @@ union ieee802154_macattr_u
|
||||
union ieee802154_phyattr_u
|
||||
{
|
||||
uint8_t channel;
|
||||
int32_t txpwr
|
||||
int32_t txpwr;
|
||||
uint32_t symdur_picosec;
|
||||
/* TODO: Fill this out as we implement supported get/set commands */
|
||||
};
|
||||
|
||||
@@ -851,7 +853,7 @@ struct ieee802154_assoc_conf_s
|
||||
* unsuccessful.
|
||||
*/
|
||||
|
||||
struct ieee802154_addr_s dev_addr;
|
||||
uint16_t saddr;
|
||||
|
||||
/* Status of association attempt */
|
||||
|
||||
@@ -1185,7 +1187,7 @@ struct ieee802154_scan_conf_s
|
||||
uint8_t ch_page;
|
||||
uint8_t num_channels;
|
||||
|
||||
#warning Figure out how to handle missing primitive semantics. See standard.
|
||||
/* TODO: Figure out how to handle missing primitive semantics. See standard. */
|
||||
};
|
||||
|
||||
/*****************************************************************************
|
||||
@@ -1396,13 +1398,16 @@ union ieee802154_notif_u
|
||||
struct ieee802154_notif_s
|
||||
{
|
||||
/* Must be first member so that we can interchange between the actual
|
||||
*notification and this extended struct.
|
||||
* notification and this extended struct.
|
||||
*/
|
||||
|
||||
union ieee802154_notif_u u;
|
||||
enum ieee802154_notify_e notiftype;
|
||||
|
||||
/* Support a singly linked list */
|
||||
/* Support a singly linked list. For use by receivers. The MAC has it's own
|
||||
* extended struct type with another forward link that the MAC uses internally
|
||||
* to handle allocation and freeing.
|
||||
*/
|
||||
|
||||
FAR struct ieee802154_notif_s *flink;
|
||||
};
|
||||
|
||||
@@ -66,6 +66,10 @@ struct ieee802154_txdesc_s
|
||||
|
||||
FAR struct ieee802154_txdesc_s *flink;
|
||||
|
||||
/* Pointer to the frame IOB */
|
||||
|
||||
FAR struct iob_s *frame;
|
||||
|
||||
/* Pointer to the data confirmation structure to be populated upon
|
||||
* success/failure of the transmission.
|
||||
*/
|
||||
@@ -74,6 +78,8 @@ struct ieee802154_txdesc_s
|
||||
|
||||
enum ieee802154_frametype_e frametype; /* Frame type. Used by MAC layer to
|
||||
* control how tx done is handled */
|
||||
bool framepending; /* Did the ACK have the frame pending bit
|
||||
* bit set */
|
||||
|
||||
/* TODO: Add slotting information for GTS transactions */
|
||||
};
|
||||
@@ -82,37 +88,31 @@ struct ieee802154_txdesc_s
|
||||
|
||||
struct ieee802154_radiocb_s
|
||||
{
|
||||
CODE int (*poll_csma) (FAR const struct ieee802154_radiocb_s *radiocb,
|
||||
FAR struct ieee802154_txdesc_s **tx_desc,
|
||||
FAR struct iob_s **frame);
|
||||
CODE int (*poll_gts) (FAR const struct ieee802154_radiocb_s *radiocb,
|
||||
FAR struct ieee802154_txdesc_s **tx_desc,
|
||||
FAR struct iob_s **frame);
|
||||
CODE int (*poll) (FAR const struct ieee802154_radiocb_s *radiocb,
|
||||
bool gts, FAR struct ieee802154_txdesc_s **tx_desc);
|
||||
CODE void (*txdone) (FAR const struct ieee802154_radiocb_s *radiocb,
|
||||
FAR const struct ieee802154_txdesc_s *tx_desc);
|
||||
FAR struct ieee802154_txdesc_s *tx_desc);
|
||||
CODE void (*rxframe) (FAR const struct ieee802154_radiocb_s *radiocb,
|
||||
FAR struct ieee802154_data_ind_s *ind);
|
||||
};
|
||||
|
||||
struct ieee802154_radio_s; /* Forward reference */
|
||||
|
||||
struct ieee802154_radioops_s
|
||||
struct ieee802154_radio_s
|
||||
{
|
||||
CODE int (*bind) (FAR struct ieee802154_radio_s *radio,
|
||||
FAR struct ieee802154_radiocb_s *radiocb);
|
||||
CODE int (*txnotify_csma)(FAR struct ieee802154_radio_s *radio);
|
||||
CODE int (*txnotify_gts)(FAR struct ieee802154_radio_s *radio);
|
||||
CODE int (*txnotify)(FAR struct ieee802154_radio_s *radio, bool gts);
|
||||
CODE int (*txdelayed)(FAR struct ieee802154_radio_s *radio,
|
||||
FAR struct ieee802154_txdesc_s *txdesc,
|
||||
uint32_t symboldelay);
|
||||
CODE int (*get_attr) (FAR struct ieee802154_radio_s *radio,
|
||||
enum ieee802154_pib_attr_e pib_attr,
|
||||
FAR union ieee802154_attr_u *attrval);
|
||||
CODE int (*set_attr) (FAR struct ieee802154_radio_s *radio,
|
||||
enum ieee802154_pib_attr_e pib_attr,
|
||||
FAR const union ieee802154_attr_u *attrval);
|
||||
};
|
||||
|
||||
struct ieee802154_radio_s
|
||||
{
|
||||
FAR const struct ieee802154_radioops_s *ops;
|
||||
CODE int (*rxenable) (FAR struct ieee802154_radio_s *radio, bool enable);
|
||||
CODE int (*req_rxenable)(FAR struct ieee802154_radio_s *radio,
|
||||
FAR struct ieee802154_rxenable_req_s *req);
|
||||
};
|
||||
|
||||
#ifdef __cplusplus
|
||||
|
||||
@@ -15,6 +15,12 @@ menuconfig WIRELESS_IEEE802154
|
||||
|
||||
if WIRELESS_IEEE802154
|
||||
|
||||
config IEEE802154_DEFAULT_EADDR
|
||||
hex "IEEE 802.15.4 Default Extended Address"
|
||||
default 0x00fade00deadbeef
|
||||
---help---
|
||||
Set the default extended address to be used by MAC networks on init
|
||||
|
||||
config IEEE802154_MAC_DEV
|
||||
bool "Character driver for IEEE 802.15.4 MAC layer"
|
||||
default n
|
||||
|
||||
+1133
-458
File diff suppressed because it is too large
Load Diff
@@ -58,8 +58,6 @@
|
||||
* Public Data Types
|
||||
****************************************************************************/
|
||||
|
||||
|
||||
|
||||
/* Callback operations to notify the next highest layer of various asynchronous
|
||||
* events, usually triggered by some previous request or response invoked by the
|
||||
* upper layer.
|
||||
|
||||
@@ -600,6 +600,8 @@ static ssize_t mac802154dev_write(FAR struct file *filep,
|
||||
ret = mac802154_req_data(dev->md_mac, &tx->meta, iob);
|
||||
if (ret < 0)
|
||||
{
|
||||
/* TODO: Should the IOB be freed here? */
|
||||
|
||||
wlerr("ERROR: req_data failed %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
@@ -616,7 +618,7 @@ static ssize_t mac802154dev_write(FAR struct file *filep,
|
||||
****************************************************************************/
|
||||
|
||||
static int mac802154dev_ioctl(FAR struct file *filep, int cmd,
|
||||
unsigned long arg)
|
||||
unsigned long arg)
|
||||
{
|
||||
FAR struct inode *inode;
|
||||
FAR struct mac802154_chardevice_s *dev;
|
||||
|
||||
Reference in New Issue
Block a user