62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
/* ieee802154_nrf5.h - nRF5 802.15.4 driver */
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/*
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* Copyright (c) 2017 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef __IEEE802154_NRF5_H__
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#define __IEEE802154_NRF5_H__
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#include <linker/sections.h>
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#include <atomic.h>
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#define NRF5_FCS_LENGTH (2)
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#define NRF5_PSDU_LENGTH (125)
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#define NRF5_PHR_LENGTH (1)
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struct nrf5_802154_data {
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/* Pointer to the network interface. */
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struct net_if *iface;
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/* Pointer to a received frame. */
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u8_t *rx_psdu;
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/* TX buffer. First byte is PHR (length), remaining bytes are
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* MPDU data.
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*/
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u8_t tx_psdu[NRF5_PHR_LENGTH + NRF5_PSDU_LENGTH];
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/* 802.15.4 HW address. */
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u8_t mac[8];
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/* RX thread stack. */
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K_THREAD_STACK_MEMBER(rx_stack, CONFIG_IEEE802154_NRF5_RX_STACK_SIZE);
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/* RX thread control block */
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struct k_thread rx_thread;
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/* CCA complete sempahore. Unlocked when CCA is complete. */
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struct k_sem cca_wait;
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/* RX synchronization semaphore. Unlocked when frame has been
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* received.
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*/
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struct k_sem rx_wait;
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/* TX synchronization semaphore. Unlocked when frame has been
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* sent or CCA failed.
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*/
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struct k_sem tx_wait;
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/* TX result. Set to 1 on success, 0 otherwise. */
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bool tx_success;
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/* CCA channel energy. Unit as per 802.15.4-2006 specification. */
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s8_t channel_ed;
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/* TX power, in dBm, to be used when sending a frame. */
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s8_t txpower;
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/* 802.15.4 channel to be used when sending a frame. */
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u8_t channel;
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/* Last received frame LQI value. */
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u8_t lqi;
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/* Last received frame RSSI value. */
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s8_t rssi;
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};
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#endif /* __IEEE802154_NRF5_H__ */
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