101 lines
3.1 KiB
C
101 lines
3.1 KiB
C
/*
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* Copyright (c) 2019 Brett Witherspoon
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* Copyright (c) 2020 Friedt Professional Engineering Services, Inc
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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_SUBG_H_
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#define ZEPHYR_DRIVERS_IEEE802154_IEEE802154_CC13XX_CC26XX_SUBG_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_prop_cmd.h>
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#include <driverlib/rf_mailbox.h>
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/* See IEEE 802.15.4-2015 20.2.2 */
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#define IEEE802154_SUN_PHY_FSK_PHR_LEN 2
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/* IEEE 802.15.4-2015 915 MHz 2FSK PHY symbol rate (20.6.3) */
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#define IEEE802154_SUN_PHY_2FSK_200K_SYMBOLS_PER_SECOND 200000
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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 1
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#define IEEE802154_PHY_SHR_DURATION 2
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#define IEEE802154_PHY_SYMBOLS_PER_OCTET 8
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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 \
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CONFIG_IEEE802154_CC13XX_CC26XX_SUB_GHZ_NUM_RX_BUF
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/* Three additional bytes for length, RSSI and status values from CPE */
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#define CC13XX_CC26XX_RX_BUF_SIZE (IEEE802154_MAX_PHY_PACKET_SIZE + 3)
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/*
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* Two additional bytes for the SUN FSK PHY HDR
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* (See IEEE 802.15.4-2015 20.2.2)
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*/
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#define CC13XX_CC26XX_TX_BUF_SIZE \
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(IEEE802154_MAX_PHY_PACKET_SIZE + IEEE802154_SUN_PHY_FSK_PHR_LEN)
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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_subg_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][CC13XX_CC26XX_RX_BUF_SIZE];
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uint8_t tx_data[CC13XX_CC26XX_TX_BUF_SIZE];
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/* Common Radio Commands */
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volatile rfc_CMD_CLEAR_RX_t cmd_clear_rx;
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volatile rfc_CMD_SET_TX_POWER_t cmd_set_tx_power;
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volatile rfc_CMD_FS_t cmd_fs;
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/* Sub-GHz Radio Commands */
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volatile rfc_CMD_PROP_RADIO_DIV_SETUP_t cmd_prop_radio_div_setup;
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volatile rfc_CMD_PROP_RX_ADV_t cmd_prop_rx_adv;
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volatile rfc_CMD_PROP_TX_ADV_t cmd_prop_tx_adv;
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volatile rfc_propRxOutput_t cmd_prop_rx_adv_output;
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volatile rfc_CMD_PROP_CS_t cmd_prop_cs;
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};
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#endif /* ZEPHYR_DRIVERS_IEEE802154_IEEE802154_CC13XX_CC26XX_SUBG_H_ */
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