71 lines
2.0 KiB
C
71 lines
2.0 KiB
C
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/* Copyright 2016 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef __NRF51_BLUETOOTH_LE_H
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#define __NRF51_BLUETOOTH_LE_H
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#include "common.h"
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#include "include/bluetooth_le.h"
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#define NRF51_BLE_LENGTH_BITS 8
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#define NRF51_BLE_S0_BYTES 1
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#define NRF51_BLE_S1_BITS 0 /* no s1 field */
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#define BLE_ACCESS_ADDRESS_BYTES 4
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#define EXTRA_RECEIVE_BYTES 0
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#define BLE_ADV_WHITEN 1
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#define RADIO_SETUP_TIMEOUT 1000
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/* Data and Advertisements have the same PCNF values */
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#define NRF51_RADIO_PCNF0_ADV_DATA \
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NRF51_RADIO_PCNF0_VAL(NRF51_BLE_LENGTH_BITS, \
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NRF51_BLE_S0_BYTES, \
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NRF51_BLE_S1_BITS)
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#define NRF51_RADIO_PCNF1_ADV_DATA \
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NRF51_RADIO_PCNF1_VAL(BLE_MAX_ADV_PAYLOAD_OCTETS, \
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EXTRA_RECEIVE_BYTES, \
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BLE_ACCESS_ADDRESS_BYTES - 1, \
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BLE_ADV_WHITEN)
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struct nrf51_ble_packet_t {
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uint8_t s0; /* First byte */
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uint8_t length; /* Length field */
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uint8_t payload[BLE_MAX_DATA_PAYLOAD_OCTETS];
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} __packed;
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struct nrf51_ble_config_t {
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uint8_t channel;
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uint8_t address;
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uint32_t crc_init;
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};
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/* Initialize the nRF51 radio for BLE */
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int ble_radio_init(uint32_t access_address, uint32_t crc_init_val);
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/* Transmit pdu on the radio */
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void ble_tx(struct ble_pdu *pdu);
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/* Receive a packet into pdu if one comes before the timeout */
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int ble_rx(struct ble_pdu *pdu, int timeout, int adv);
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/* White list handling */
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/* Clear the white list */
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int ble_radio_clear_white_list(void);
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/* Read the size of the white list and assign it to ret_size */
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int ble_radio_read_white_list_size(uint8_t *ret_size);
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/* Add the device with the address specified by addr_ptr and type */
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int ble_radio_add_device_to_white_list(const uint8_t *addr_ptr, uint8_t type);
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/* Remove the device with the address specified by addr_ptr and type */
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int ble_radio_remove_device_from_white_list(const uint8_t *addr_ptr,
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uint8_t type);
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#endif /* __NRF51_BLUETOOTH_LE_H */
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