92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/*
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* Copyright (c) 2019 Brett Witherspoon
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_DRIVERS_IEEE802154_IEEE802154_CC13XX_CC26XX_H_
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#define ZEPHYR_DRIVERS_IEEE802154_IEEE802154_CC13XX_CC26XX_H_
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#include <zephyr/kernel.h>
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#include <zephyr/net/net_if.h>
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#include <ti/drivers/rf/RF.h>
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#include <driverlib/rf_common_cmd.h>
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#include <driverlib/rf_data_entry.h>
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#include <driverlib/rf_ieee_cmd.h>
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#include <driverlib/rf_mailbox.h>
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/* IEEE 802.15.4-2006 2450 MHz O-QPSK PHY symbol rate (6.5.3.2) */
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#define IEEE802154_2450MHZ_OQPSK_SYMBOLS_PER_SECOND 62500
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/* IEEE 802.15.4-2006 PHY constants (6.4.1) */
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#define IEEE802154_MAX_PHY_PACKET_SIZE 127
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#define IEEE802154_TURNAROUND_TIME 12
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/* IEEE 802.15.4-2006 PHY PIB attributes (6.4.2) */
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#define IEEE802154_PHY_CCA_MODE 3
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#define IEEE802154_PHY_SHR_DURATION 10
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#define IEEE802154_PHY_SYMBOLS_PER_OCTET 2
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/* IEEE 802.15.4-2006 MAC constants (7.4.1) */
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#define IEEE802154_UNIT_BACKOFF_PERIOD 20
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/* ACK is 2 bytes for PHY header + 2 bytes MAC header + 2 bytes MAC footer */
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#define IEEE802154_ACK_FRAME_OCTETS 6
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/* IEEE 802.15.4-2006 MAC PIB attributes (7.4.2)
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*
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* The macAckWaitDuration attribute does not include aUnitBackoffPeriod for
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* non-beacon enabled PANs (See IEEE 802.15.4-2006 7.5.6.4.2)
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*/
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#define IEEE802154_MAC_ACK_WAIT_DURATION \
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(IEEE802154_TURNAROUND_TIME + IEEE802154_PHY_SHR_DURATION + \
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IEEE802154_ACK_FRAME_OCTETS * IEEE802154_PHY_SYMBOLS_PER_OCTET)
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/* Reserve two bytes for 16-bit CRC */
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#define IEEE802154_MTU (IEEE802154_MAX_PHY_PACKET_SIZE - 2)
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#define CC13XX_CC26XX_RAT_CYCLES_PER_SECOND 4000000
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#define CC13XX_CC26XX_NUM_RX_BUF 2
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/* Three additional bytes for length, RSSI and correlation values from CPE. */
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#define CC13XX_CC26XX_RX_BUF_SIZE (IEEE802154_MAX_PHY_PACKET_SIZE + 3)
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#define CC13XX_CC26XX_CPE0_IRQ (INT_RFC_CPE_0 - 16)
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#define CC13XX_CC26XX_CPE1_IRQ (INT_RFC_CPE_1 - 16)
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#define CC13XX_CC26XX_RECEIVER_SENSITIVITY -100
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#define CC13XX_CC26XX_RSSI_DYNAMIC_RANGE 95
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struct ieee802154_cc13xx_cc26xx_data {
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RF_Handle rf_handle;
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RF_Object rf_object;
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struct net_if *iface;
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uint8_t mac[8];
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struct k_mutex tx_mutex;
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dataQueue_t rx_queue;
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rfc_dataEntryPointer_t rx_entry[CC13XX_CC26XX_NUM_RX_BUF];
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uint8_t rx_data[CC13XX_CC26XX_NUM_RX_BUF]
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[CC13XX_CC26XX_RX_BUF_SIZE] __aligned(4);
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volatile rfc_CMD_FS_t cmd_fs;
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volatile rfc_CMD_IEEE_CCA_REQ_t cmd_ieee_cca_req;
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volatile rfc_CMD_CLEAR_RX_t cmd_clear_rx;
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volatile rfc_CMD_IEEE_RX_t cmd_ieee_rx;
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volatile rfc_CMD_SET_TX_POWER_t cmd_set_tx_power;
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volatile rfc_CMD_IEEE_CSMA_t cmd_ieee_csma;
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volatile rfc_CMD_IEEE_TX_t cmd_ieee_tx;
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volatile rfc_CMD_IEEE_RX_ACK_t cmd_ieee_rx_ack;
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volatile rfc_CMD_RADIO_SETUP_t cmd_radio_setup;
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volatile int16_t saved_cmdhandle;
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};
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#endif /* ZEPHYR_DRIVERS_IEEE802154_IEEE802154_CC13XX_CC26XX_H_ */
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