easy-connect-type-yd - Easily add all supported connectivity methods to …

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Easily add all supported connectivity methods to your mbed OS project

atmel-rf-driver/source/NanostackRfPhyAtmel.cpp@0:615f90842ce8, 2017-07-12 (annotated)

Committer:: MACRUM
Date:: Wed Jul 12 10:52:58 2017 +0000
Revision:: 0:615f90842ce8

Initial commit

Who changed what in which revision?

User	Revision	Line number	New contents of line
MACRUM	0:615f90842ce8	1	/*
MACRUM	0:615f90842ce8	2	* Copyright (c) 2014-2015 ARM Limited. All rights reserved.
MACRUM	0:615f90842ce8	3	* SPDX-License-Identifier: Apache-2.0
MACRUM	0:615f90842ce8	4	* Licensed under the Apache License, Version 2.0 (the License); you may
MACRUM	0:615f90842ce8	5	* not use this file except in compliance with the License.
MACRUM	0:615f90842ce8	6	* You may obtain a copy of the License at
MACRUM	0:615f90842ce8	7	*
MACRUM	0:615f90842ce8	8	* http://www.apache.org/licenses/LICENSE-2.0
MACRUM	0:615f90842ce8	9	*
MACRUM	0:615f90842ce8	10	* Unless required by applicable law or agreed to in writing, software
MACRUM	0:615f90842ce8	11	* distributed under the License is distributed on an AS IS BASIS, WITHOUT
MACRUM	0:615f90842ce8	12	* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MACRUM	0:615f90842ce8	13	* See the License for the specific language governing permissions and
MACRUM	0:615f90842ce8	14	* limitations under the License.
MACRUM	0:615f90842ce8	15	*/
MACRUM	0:615f90842ce8	16	#include <string.h>
MACRUM	0:615f90842ce8	17	#include "platform/arm_hal_interrupt.h"
MACRUM	0:615f90842ce8	18	#include "nanostack/platform/arm_hal_phy.h"
MACRUM	0:615f90842ce8	19	#include "ns_types.h"
MACRUM	0:615f90842ce8	20	#include "NanostackRfPhyAtmel.h"
MACRUM	0:615f90842ce8	21	#include "randLIB.h"
MACRUM	0:615f90842ce8	22	#include "AT86RFReg.h"
MACRUM	0:615f90842ce8	23	#include "nanostack/platform/arm_hal_phy.h"
MACRUM	0:615f90842ce8	24	#include "toolchain.h"
MACRUM	0:615f90842ce8	25
MACRUM	0:615f90842ce8	26	/Worst case sensitivity/
MACRUM	0:615f90842ce8	27	#define RF_DEFAULT_SENSITIVITY -88
MACRUM	0:615f90842ce8	28	/Run calibration every 5 minutes/
MACRUM	0:615f90842ce8	29	#define RF_CALIBRATION_INTERVAL 6000000
MACRUM	0:615f90842ce8	30	/Wait ACK for 2.5ms/
MACRUM	0:615f90842ce8	31	#define RF_ACK_WAIT_DEFAULT_TIMEOUT 50
MACRUM	0:615f90842ce8	32	/Base CCA backoff (50us units) - substitutes for Inter-Frame Spacing/
MACRUM	0:615f90842ce8	33	#define RF_CCA_BASE_BACKOFF 13 /* 650us */
MACRUM	0:615f90842ce8	34	/CCA random backoff (50us units)/
MACRUM	0:615f90842ce8	35	#define RF_CCA_RANDOM_BACKOFF 51 /* 2550us */
MACRUM	0:615f90842ce8	36
MACRUM	0:615f90842ce8	37	#define RF_MTU 127
MACRUM	0:615f90842ce8	38
MACRUM	0:615f90842ce8	39	#define RF_PHY_MODE OQPSK_SIN_250
MACRUM	0:615f90842ce8	40
MACRUM	0:615f90842ce8	41	/Radio RX and TX state definitions/
MACRUM	0:615f90842ce8	42	#define RFF_ON 0x01
MACRUM	0:615f90842ce8	43	#define RFF_RX 0x02
MACRUM	0:615f90842ce8	44	#define RFF_TX 0x04
MACRUM	0:615f90842ce8	45	#define RFF_CCA 0x08
MACRUM	0:615f90842ce8	46	#define RFF_PROT 0x10
MACRUM	0:615f90842ce8	47
MACRUM	0:615f90842ce8	48	typedef enum
MACRUM	0:615f90842ce8	49	{
MACRUM	0:615f90842ce8	50	RF_MODE_NORMAL = 0,
MACRUM	0:615f90842ce8	51	RF_MODE_SNIFFER = 1,
MACRUM	0:615f90842ce8	52	RF_MODE_ED = 2
MACRUM	0:615f90842ce8	53	}rf_mode_t;
MACRUM	0:615f90842ce8	54
MACRUM	0:615f90842ce8	55	/Atmel RF Part Type/
MACRUM	0:615f90842ce8	56	typedef enum
MACRUM	0:615f90842ce8	57	{
MACRUM	0:615f90842ce8	58	ATMEL_UNKNOW_DEV = 0,
MACRUM	0:615f90842ce8	59	ATMEL_AT86RF212,
MACRUM	0:615f90842ce8	60	ATMEL_AT86RF231, // No longer supported (doesn't give ED+status on frame read)
MACRUM	0:615f90842ce8	61	ATMEL_AT86RF233
MACRUM	0:615f90842ce8	62	}rf_trx_part_e;
MACRUM	0:615f90842ce8	63
MACRUM	0:615f90842ce8	64	/Atmel RF states/
MACRUM	0:615f90842ce8	65	typedef enum
MACRUM	0:615f90842ce8	66	{
MACRUM	0:615f90842ce8	67	NOP = 0x00,
MACRUM	0:615f90842ce8	68	BUSY_RX = 0x01,
MACRUM	0:615f90842ce8	69	RF_TX_START = 0x02,
MACRUM	0:615f90842ce8	70	FORCE_TRX_OFF = 0x03,
MACRUM	0:615f90842ce8	71	FORCE_PLL_ON = 0x04,
MACRUM	0:615f90842ce8	72	RX_ON = 0x06,
MACRUM	0:615f90842ce8	73	TRX_OFF = 0x08,
MACRUM	0:615f90842ce8	74	PLL_ON = 0x09,
MACRUM	0:615f90842ce8	75	BUSY_RX_AACK = 0x11,
MACRUM	0:615f90842ce8	76	SLEEP = 0x0F,
MACRUM	0:615f90842ce8	77	RX_AACK_ON = 0x16,
MACRUM	0:615f90842ce8	78	TX_ARET_ON = 0x19
MACRUM	0:615f90842ce8	79	}rf_trx_states_t;
MACRUM	0:615f90842ce8	80
MACRUM	0:615f90842ce8	81	static const uint8_t *rf_tx_data; // Points to Nanostack's buffer
MACRUM	0:615f90842ce8	82	static uint8_t rf_tx_length;
MACRUM	0:615f90842ce8	83	/ACK wait duration changes depending on data rate/
MACRUM	0:615f90842ce8	84	static uint16_t rf_ack_wait_duration = RF_ACK_WAIT_DEFAULT_TIMEOUT;
MACRUM	0:615f90842ce8	85
MACRUM	0:615f90842ce8	86	static int8_t rf_sensitivity = RF_DEFAULT_SENSITIVITY;
MACRUM	0:615f90842ce8	87	static rf_mode_t rf_mode = RF_MODE_NORMAL;
MACRUM	0:615f90842ce8	88	static uint8_t radio_tx_power = 0x00; // Default to +4dBm
MACRUM	0:615f90842ce8	89	static uint8_t rf_phy_channel = 12;
MACRUM	0:615f90842ce8	90	static uint8_t rf_tuned = 1;
MACRUM	0:615f90842ce8	91	static uint8_t rf_use_antenna_diversity = 0;
MACRUM	0:615f90842ce8	92	static int16_t expected_ack_sequence = -1;
MACRUM	0:615f90842ce8	93	static uint8_t rf_rx_mode = 0;
MACRUM	0:615f90842ce8	94	static uint8_t rf_flags = 0;
MACRUM	0:615f90842ce8	95	static int8_t rf_radio_driver_id = -1;
MACRUM	0:615f90842ce8	96	static phy_device_driver_s device_driver;
MACRUM	0:615f90842ce8	97	static uint8_t mac_tx_handle = 0;
MACRUM	0:615f90842ce8	98
MACRUM	0:615f90842ce8	99	/* Channel configurations for 2.4 and sub-GHz */
MACRUM	0:615f90842ce8	100	static const phy_rf_channel_configuration_s phy_24ghz = {2405000000U, 5000000U, 250000U, 16U, M_OQPSK};
MACRUM	0:615f90842ce8	101	static const phy_rf_channel_configuration_s phy_subghz = {868300000U, 2000000U, 250000U, 11U, M_OQPSK};
MACRUM	0:615f90842ce8	102
MACRUM	0:615f90842ce8	103	static const phy_device_channel_page_s phy_channel_pages[] = {
MACRUM	0:615f90842ce8	104	{ CHANNEL_PAGE_0, &phy_24ghz},
MACRUM	0:615f90842ce8	105	{ CHANNEL_PAGE_2, &phy_subghz},
MACRUM	0:615f90842ce8	106	{ CHANNEL_PAGE_0, NULL}
MACRUM	0:615f90842ce8	107	};
MACRUM	0:615f90842ce8	108
MACRUM	0:615f90842ce8	109	/**
MACRUM	0:615f90842ce8	110	* RF output power write
MACRUM	0:615f90842ce8	111	*
MACRUM	0:615f90842ce8	112	* \brief TX power has to be set before network start.
MACRUM	0:615f90842ce8	113	*
MACRUM	0:615f90842ce8	114	* \param power
MACRUM	0:615f90842ce8	115	* AT86RF233
MACRUM	0:615f90842ce8	116	* 0 = 4 dBm
MACRUM	0:615f90842ce8	117	* 1 = 3.7 dBm
MACRUM	0:615f90842ce8	118	* 2 = 3.4 dBm
MACRUM	0:615f90842ce8	119	* 3 = 3 dBm
MACRUM	0:615f90842ce8	120	* 4 = 2.5 dBm
MACRUM	0:615f90842ce8	121	* 5 = 2 dBm
MACRUM	0:615f90842ce8	122	* 6 = 1 dBm
MACRUM	0:615f90842ce8	123	* 7 = 0 dBm
MACRUM	0:615f90842ce8	124	* 8 = -1 dBm
MACRUM	0:615f90842ce8	125	* 9 = -2 dBm
MACRUM	0:615f90842ce8	126	* 10 = -3 dBm
MACRUM	0:615f90842ce8	127	* 11 = -4 dBm
MACRUM	0:615f90842ce8	128	* 12 = -6 dBm
MACRUM	0:615f90842ce8	129	* 13 = -8 dBm
MACRUM	0:615f90842ce8	130	* 14 = -12 dBm
MACRUM	0:615f90842ce8	131	* 15 = -17 dBm
MACRUM	0:615f90842ce8	132	*
MACRUM	0:615f90842ce8	133	* AT86RF212B
MACRUM	0:615f90842ce8	134	* See datasheet for TX power settings
MACRUM	0:615f90842ce8	135	*
MACRUM	0:615f90842ce8	136	* \return 0, Supported Value
MACRUM	0:615f90842ce8	137	* \return -1, Not Supported Value
MACRUM	0:615f90842ce8	138	*/
MACRUM	0:615f90842ce8	139	static int8_t rf_tx_power_set(uint8_t power);
MACRUM	0:615f90842ce8	140	static rf_trx_part_e rf_radio_type_read(void);
MACRUM	0:615f90842ce8	141	static void rf_ack_wait_timer_start(uint16_t slots);
MACRUM	0:615f90842ce8	142	static void rf_ack_wait_timer_stop(void);
MACRUM	0:615f90842ce8	143	static void rf_handle_cca_ed_done(void);
MACRUM	0:615f90842ce8	144	static void rf_handle_tx_end(void);
MACRUM	0:615f90842ce8	145	static void rf_handle_rx_end(void);
MACRUM	0:615f90842ce8	146	static void rf_on(void);
MACRUM	0:615f90842ce8	147	static void rf_receive(void);
MACRUM	0:615f90842ce8	148	static void rf_poll_trx_state_change(rf_trx_states_t trx_state);
MACRUM	0:615f90842ce8	149	static void rf_init(void);
MACRUM	0:615f90842ce8	150	static int8_t rf_device_register(const uint8_t *mac_addr);
MACRUM	0:615f90842ce8	151	static void rf_device_unregister(void);
MACRUM	0:615f90842ce8	152	static void rf_enable_static_frame_buffer_protection(void);
MACRUM	0:615f90842ce8	153	static void rf_disable_static_frame_buffer_protection(void);
MACRUM	0:615f90842ce8	154	static int8_t rf_start_cca(uint8_t *data_ptr, uint16_t data_length, uint8_t tx_handle, data_protocol_e data_protocol );
MACRUM	0:615f90842ce8	155	static void rf_cca_abort(void);
MACRUM	0:615f90842ce8	156	static void rf_calibration_cb(void);
MACRUM	0:615f90842ce8	157	static void rf_init_phy_mode(void);
MACRUM	0:615f90842ce8	158	static void rf_ack_wait_timer_interrupt(void);
MACRUM	0:615f90842ce8	159	static void rf_calibration_timer_interrupt(void);
MACRUM	0:615f90842ce8	160	static void rf_calibration_timer_start(uint32_t slots);
MACRUM	0:615f90842ce8	161	static void rf_cca_timer_interrupt(void);
MACRUM	0:615f90842ce8	162	static void rf_cca_timer_start(uint32_t slots);
MACRUM	0:615f90842ce8	163	static uint8_t rf_scale_lqi(int8_t rssi);
MACRUM	0:615f90842ce8	164
MACRUM	0:615f90842ce8	165	static int8_t rf_interface_state_control(phy_interface_state_e new_state, uint8_t rf_channel);
MACRUM	0:615f90842ce8	166	static int8_t rf_extension(phy_extension_type_e extension_type,uint8_t *data_ptr);
MACRUM	0:615f90842ce8	167	static int8_t rf_address_write(phy_address_type_e address_type,uint8_t *address_ptr);
MACRUM	0:615f90842ce8	168
MACRUM	0:615f90842ce8	169	static void rf_if_cca_timer_start(uint32_t slots);
MACRUM	0:615f90842ce8	170	static void rf_if_enable_promiscuous_mode(void);
MACRUM	0:615f90842ce8	171	static void rf_if_lock(void);
MACRUM	0:615f90842ce8	172	static void rf_if_unlock(void);
MACRUM	0:615f90842ce8	173	static uint8_t rf_if_read_rnd(void);
MACRUM	0:615f90842ce8	174	static void rf_if_calibration_timer_start(uint32_t slots);
MACRUM	0:615f90842ce8	175	static void rf_if_interrupt_handler(void);
MACRUM	0:615f90842ce8	176	static void rf_if_ack_wait_timer_start(uint16_t slots);
MACRUM	0:615f90842ce8	177	static void rf_if_ack_wait_timer_stop(void);
MACRUM	0:615f90842ce8	178	static void rf_if_ack_pending_ctrl(uint8_t state);
MACRUM	0:615f90842ce8	179	static void rf_if_calibration(void);
MACRUM	0:615f90842ce8	180	static uint8_t rf_if_read_register(uint8_t addr);
MACRUM	0:615f90842ce8	181	static void rf_if_set_bit(uint8_t addr, uint8_t bit, uint8_t bit_mask);
MACRUM	0:615f90842ce8	182	static void rf_if_clear_bit(uint8_t addr, uint8_t bit);
MACRUM	0:615f90842ce8	183	static void rf_if_write_register(uint8_t addr, uint8_t data);
MACRUM	0:615f90842ce8	184	static void rf_if_reset_radio(void);
MACRUM	0:615f90842ce8	185	static void rf_if_enable_ant_div(void);
MACRUM	0:615f90842ce8	186	static void rf_if_disable_ant_div(void);
MACRUM	0:615f90842ce8	187	static void rf_if_enable_slptr(void);
MACRUM	0:615f90842ce8	188	static void rf_if_disable_slptr(void);
MACRUM	0:615f90842ce8	189	static void rf_if_write_antenna_diversity_settings(void);
MACRUM	0:615f90842ce8	190	static void rf_if_write_set_tx_power_register(uint8_t value);
MACRUM	0:615f90842ce8	191	static void rf_if_write_rf_settings(void);
MACRUM	0:615f90842ce8	192	static uint8_t rf_if_check_cca(void);
MACRUM	0:615f90842ce8	193	static uint8_t rf_if_read_trx_state(void);
MACRUM	0:615f90842ce8	194	static uint16_t rf_if_read_packet(uint8_t data[RF_MTU], uint8_t lqi_out, uint8_t ed_out, bool *crc_good);
MACRUM	0:615f90842ce8	195	static void rf_if_write_short_addr_registers(uint8_t *short_address);
MACRUM	0:615f90842ce8	196	static uint8_t rf_if_last_acked_pending(void);
MACRUM	0:615f90842ce8	197	static void rf_if_write_pan_id_registers(uint8_t *pan_id);
MACRUM	0:615f90842ce8	198	static void rf_if_write_ieee_addr_registers(uint8_t *address);
MACRUM	0:615f90842ce8	199	static void rf_if_write_frame_buffer(const uint8_t *ptr, uint8_t length);
MACRUM	0:615f90842ce8	200	static void rf_if_change_trx_state(rf_trx_states_t trx_state);
MACRUM	0:615f90842ce8	201	static void rf_if_enable_tx_end_interrupt(void);
MACRUM	0:615f90842ce8	202	static void rf_if_enable_rx_end_interrupt(void);
MACRUM	0:615f90842ce8	203	static void rf_if_enable_cca_ed_done_interrupt(void);
MACRUM	0:615f90842ce8	204	static void rf_if_start_cca_process(void);
MACRUM	0:615f90842ce8	205	static int8_t rf_if_scale_rssi(uint8_t ed_level);
MACRUM	0:615f90842ce8	206	static void rf_if_set_channel_register(uint8_t channel);
MACRUM	0:615f90842ce8	207	static void rf_if_enable_promiscuous_mode(void);
MACRUM	0:615f90842ce8	208	static void rf_if_disable_promiscuous_mode(void);
MACRUM	0:615f90842ce8	209	static uint8_t rf_if_read_part_num(void);
MACRUM	0:615f90842ce8	210	static void rf_if_enable_irq(void);
MACRUM	0:615f90842ce8	211	static void rf_if_disable_irq(void);
MACRUM	0:615f90842ce8	212
MACRUM	0:615f90842ce8	213	#ifdef MBED_CONF_RTOS_PRESENT
MACRUM	0:615f90842ce8	214	#include "mbed.h"
MACRUM	0:615f90842ce8	215	#include "rtos.h"
MACRUM	0:615f90842ce8	216
MACRUM	0:615f90842ce8	217	static void rf_if_irq_task_process_irq();
MACRUM	0:615f90842ce8	218
MACRUM	0:615f90842ce8	219	#define SIG_RADIO 1
MACRUM	0:615f90842ce8	220	#define SIG_TIMER_ACK 2
MACRUM	0:615f90842ce8	221	#define SIG_TIMER_CAL 4
MACRUM	0:615f90842ce8	222	#define SIG_TIMER_CCA 8
MACRUM	0:615f90842ce8	223
MACRUM	0:615f90842ce8	224	#define SIG_TIMERS (SIG_TIMER_ACK\|SIG_TIMER_CAL\|SIG_TIMER_CCA)
MACRUM	0:615f90842ce8	225	#define SIG_ALL (SIG_RADIO\|SIG_TIMERS)
MACRUM	0:615f90842ce8	226	#endif
MACRUM	0:615f90842ce8	227
MACRUM	0:615f90842ce8	228	// HW pins to RF chip
MACRUM	0:615f90842ce8	229	#define SPI_SPEED 7500000
MACRUM	0:615f90842ce8	230
MACRUM	0:615f90842ce8	231	class UnlockedSPI : public SPI {
MACRUM	0:615f90842ce8	232	public:
MACRUM	0:615f90842ce8	233	UnlockedSPI(PinName mosi, PinName miso, PinName sclk) :
MACRUM	0:615f90842ce8	234	SPI(mosi, miso, sclk) { }
MACRUM	0:615f90842ce8	235	virtual void lock() { }
MACRUM	0:615f90842ce8	236	virtual void unlock() { }
MACRUM	0:615f90842ce8	237	};
MACRUM	0:615f90842ce8	238
MACRUM	0:615f90842ce8	239	class RFBits {
MACRUM	0:615f90842ce8	240	public:
MACRUM	0:615f90842ce8	241	RFBits(PinName spi_mosi, PinName spi_miso,
MACRUM	0:615f90842ce8	242	PinName spi_sclk, PinName spi_cs,
MACRUM	0:615f90842ce8	243	PinName spi_rst, PinName spi_slp, PinName spi_irq);
MACRUM	0:615f90842ce8	244	UnlockedSPI spi;
MACRUM	0:615f90842ce8	245	DigitalOut CS;
MACRUM	0:615f90842ce8	246	DigitalOut RST;
MACRUM	0:615f90842ce8	247	DigitalOut SLP_TR;
MACRUM	0:615f90842ce8	248	InterruptIn IRQ;
MACRUM	0:615f90842ce8	249	Timeout ack_timer;
MACRUM	0:615f90842ce8	250	Timeout cal_timer;
MACRUM	0:615f90842ce8	251	Timeout cca_timer;
MACRUM	0:615f90842ce8	252	#ifdef MBED_CONF_RTOS_PRESENT
MACRUM	0:615f90842ce8	253	Thread irq_thread;
MACRUM	0:615f90842ce8	254	Mutex mutex;
MACRUM	0:615f90842ce8	255	void rf_if_irq_task();
MACRUM	0:615f90842ce8	256	#endif
MACRUM	0:615f90842ce8	257	};
MACRUM	0:615f90842ce8	258
MACRUM	0:615f90842ce8	259	RFBits::RFBits(PinName spi_mosi, PinName spi_miso,
MACRUM	0:615f90842ce8	260	PinName spi_sclk, PinName spi_cs,
MACRUM	0:615f90842ce8	261	PinName spi_rst, PinName spi_slp, PinName spi_irq)
MACRUM	0:615f90842ce8	262	: spi(spi_mosi, spi_miso, spi_sclk),
MACRUM	0:615f90842ce8	263	CS(spi_cs),
MACRUM	0:615f90842ce8	264	RST(spi_rst),
MACRUM	0:615f90842ce8	265	SLP_TR(spi_slp),
MACRUM	0:615f90842ce8	266	IRQ(spi_irq)
MACRUM	0:615f90842ce8	267	#ifdef MBED_CONF_RTOS_PRESENT
MACRUM	0:615f90842ce8	268	,irq_thread(osPriorityRealtime, 1024)
MACRUM	0:615f90842ce8	269	#endif
MACRUM	0:615f90842ce8	270	{
MACRUM	0:615f90842ce8	271	#ifdef MBED_CONF_RTOS_PRESENT
MACRUM	0:615f90842ce8	272	irq_thread.start(mbed::callback(this, &RFBits::rf_if_irq_task));
MACRUM	0:615f90842ce8	273	#endif
MACRUM	0:615f90842ce8	274	}
MACRUM	0:615f90842ce8	275
MACRUM	0:615f90842ce8	276	static RFBits *rf;
MACRUM	0:615f90842ce8	277	static uint8_t rf_part_num = 0;
MACRUM	0:615f90842ce8	278	/TODO: RSSI Base value setting/
MACRUM	0:615f90842ce8	279	static int8_t rf_rssi_base_val = -91;
MACRUM	0:615f90842ce8	280
MACRUM	0:615f90842ce8	281	static uint8_t rf_if_spi_exchange(uint8_t out);
MACRUM	0:615f90842ce8	282
MACRUM	0:615f90842ce8	283	static void rf_if_lock(void)
MACRUM	0:615f90842ce8	284	{
MACRUM	0:615f90842ce8	285	platform_enter_critical();
MACRUM	0:615f90842ce8	286	}
MACRUM	0:615f90842ce8	287
MACRUM	0:615f90842ce8	288	static void rf_if_unlock(void)
MACRUM	0:615f90842ce8	289	{
MACRUM	0:615f90842ce8	290	platform_exit_critical();
MACRUM	0:615f90842ce8	291	}
MACRUM	0:615f90842ce8	292
MACRUM	0:615f90842ce8	293	#ifdef MBED_CONF_RTOS_PRESENT
MACRUM	0:615f90842ce8	294	static void rf_if_cca_timer_signal(void)
MACRUM	0:615f90842ce8	295	{
MACRUM	0:615f90842ce8	296	rf->irq_thread.signal_set(SIG_TIMER_CCA);
MACRUM	0:615f90842ce8	297	}
MACRUM	0:615f90842ce8	298
MACRUM	0:615f90842ce8	299	static void rf_if_cal_timer_signal(void)
MACRUM	0:615f90842ce8	300	{
MACRUM	0:615f90842ce8	301	rf->irq_thread.signal_set(SIG_TIMER_CAL);
MACRUM	0:615f90842ce8	302	}
MACRUM	0:615f90842ce8	303
MACRUM	0:615f90842ce8	304	static void rf_if_ack_timer_signal(void)
MACRUM	0:615f90842ce8	305	{
MACRUM	0:615f90842ce8	306	rf->irq_thread.signal_set(SIG_TIMER_ACK);
MACRUM	0:615f90842ce8	307	}
MACRUM	0:615f90842ce8	308	#endif
MACRUM	0:615f90842ce8	309
MACRUM	0:615f90842ce8	310
MACRUM	0:615f90842ce8	311	/* Delay functions for RF Chip SPI access */
MACRUM	0:615f90842ce8	312	#ifdef __CC_ARM
MACRUM	0:615f90842ce8	313	__asm static void delay_loop(uint32_t count)
MACRUM	0:615f90842ce8	314	{
MACRUM	0:615f90842ce8	315	1
MACRUM	0:615f90842ce8	316	SUBS a1, a1, #1
MACRUM	0:615f90842ce8	317	BCS %BT1
MACRUM	0:615f90842ce8	318	BX lr
MACRUM	0:615f90842ce8	319	}
MACRUM	0:615f90842ce8	320	#elif defined (__ICCARM__)
MACRUM	0:615f90842ce8	321	static void delay_loop(uint32_t count)
MACRUM	0:615f90842ce8	322	{
MACRUM	0:615f90842ce8	323	__asm volatile(
MACRUM	0:615f90842ce8	324	"loop: \n"
MACRUM	0:615f90842ce8	325	" SUBS %0, %0, #1 \n"
MACRUM	0:615f90842ce8	326	" BCS.n loop\n"
MACRUM	0:615f90842ce8	327	: "+r" (count)
MACRUM	0:615f90842ce8	328	:
MACRUM	0:615f90842ce8	329	: "cc"
MACRUM	0:615f90842ce8	330	);
MACRUM	0:615f90842ce8	331	}
MACRUM	0:615f90842ce8	332	#else // GCC
MACRUM	0:615f90842ce8	333	static void delay_loop(uint32_t count)
MACRUM	0:615f90842ce8	334	{
MACRUM	0:615f90842ce8	335	__asm__ volatile (
MACRUM	0:615f90842ce8	336	"%=:\n\t"
MACRUM	0:615f90842ce8	337	#if defined(__thumb__) && !defined(__thumb2__)
MACRUM	0:615f90842ce8	338	"SUB %0, #1\n\t"
MACRUM	0:615f90842ce8	339	#else
MACRUM	0:615f90842ce8	340	"SUBS %0, %0, #1\n\t"
MACRUM	0:615f90842ce8	341	#endif
MACRUM	0:615f90842ce8	342	"BCS %=b\n\t"
MACRUM	0:615f90842ce8	343	: "+l" (count)
MACRUM	0:615f90842ce8	344	:
MACRUM	0:615f90842ce8	345	: "cc"
MACRUM	0:615f90842ce8	346	);
MACRUM	0:615f90842ce8	347	}
MACRUM	0:615f90842ce8	348	#endif
MACRUM	0:615f90842ce8	349
MACRUM	0:615f90842ce8	350	static void delay_ns(uint32_t ns)
MACRUM	0:615f90842ce8	351	{
MACRUM	0:615f90842ce8	352	uint32_t cycles_per_us = SystemCoreClock / 1000000;
MACRUM	0:615f90842ce8	353	// Cortex-M0 takes 4 cycles per loop (SUB=1, BCS=3)
MACRUM	0:615f90842ce8	354	// Cortex-M3 and M4 takes 3 cycles per loop (SUB=1, BCS=2)
MACRUM	0:615f90842ce8	355	// Cortex-M7 - who knows?
MACRUM	0:615f90842ce8	356	// Cortex M3-M7 have "CYCCNT" - would be better than a software loop, but M0 doesn't
MACRUM	0:615f90842ce8	357	// Assume 3 cycles per loop for now - will be 33% slow on M0. No biggie,
MACRUM	0:615f90842ce8	358	// as original version of code was 300% slow on M4.
MACRUM	0:615f90842ce8	359	// [Note that this very calculation, plus call overhead, will take multiple
MACRUM	0:615f90842ce8	360	// cycles. Could well be 100ns on its own... So round down here, startup is
MACRUM	0:615f90842ce8	361	// worth at least one loop iteration.]
MACRUM	0:615f90842ce8	362	uint32_t count = (cycles_per_us * ns) / 3000;
MACRUM	0:615f90842ce8	363
MACRUM	0:615f90842ce8	364	delay_loop(count);
MACRUM	0:615f90842ce8	365	}
MACRUM	0:615f90842ce8	366
MACRUM	0:615f90842ce8	367	// t1 = 180ns, SEL falling edge to MISO active [SPI setup assumed slow enough to not need manual delay]
MACRUM	0:615f90842ce8	368	#define CS_SELECT() {rf->CS = 0; /* delay_ns(180); */}
MACRUM	0:615f90842ce8	369	// t9 = 250ns, last clock to SEL rising edge, t8 = 250ns, SPI idle time between consecutive access
MACRUM	0:615f90842ce8	370	#define CS_RELEASE() {delay_ns(250); rf->CS = 1; delay_ns(250);}
MACRUM	0:615f90842ce8	371
MACRUM	0:615f90842ce8	372	/*
MACRUM	0:615f90842ce8	373	* \brief Function sets the TX power variable.
MACRUM	0:615f90842ce8	374	*
MACRUM	0:615f90842ce8	375	* \param power TX power setting
MACRUM	0:615f90842ce8	376	*
MACRUM	0:615f90842ce8	377	* \return 0 Success
MACRUM	0:615f90842ce8	378	* \return -1 Fail
MACRUM	0:615f90842ce8	379	*/
MACRUM	0:615f90842ce8	380	MBED_UNUSED static int8_t rf_tx_power_set(uint8_t power)
MACRUM	0:615f90842ce8	381	{
MACRUM	0:615f90842ce8	382	int8_t ret_val = -1;
MACRUM	0:615f90842ce8	383
MACRUM	0:615f90842ce8	384	radio_tx_power = power;
MACRUM	0:615f90842ce8	385	rf_if_lock();
MACRUM	0:615f90842ce8	386	rf_if_write_set_tx_power_register(radio_tx_power);
MACRUM	0:615f90842ce8	387	rf_if_unlock();
MACRUM	0:615f90842ce8	388	ret_val = 0;
MACRUM	0:615f90842ce8	389
MACRUM	0:615f90842ce8	390	return ret_val;
MACRUM	0:615f90842ce8	391	}
MACRUM	0:615f90842ce8	392
MACRUM	0:615f90842ce8	393	/*
MACRUM	0:615f90842ce8	394	* \brief Read connected radio part.
MACRUM	0:615f90842ce8	395	*
MACRUM	0:615f90842ce8	396	* This function only return valid information when rf_init() is called
MACRUM	0:615f90842ce8	397	*
MACRUM	0:615f90842ce8	398	* \return
MACRUM	0:615f90842ce8	399	*/
MACRUM	0:615f90842ce8	400	static rf_trx_part_e rf_radio_type_read(void)
MACRUM	0:615f90842ce8	401	{
MACRUM	0:615f90842ce8	402	rf_trx_part_e ret_val = ATMEL_UNKNOW_DEV;
MACRUM	0:615f90842ce8	403
MACRUM	0:615f90842ce8	404	switch (rf_part_num)
MACRUM	0:615f90842ce8	405	{
MACRUM	0:615f90842ce8	406	case PART_AT86RF212:
MACRUM	0:615f90842ce8	407	ret_val = ATMEL_AT86RF212;
MACRUM	0:615f90842ce8	408	break;
MACRUM	0:615f90842ce8	409	case PART_AT86RF233:
MACRUM	0:615f90842ce8	410	ret_val = ATMEL_AT86RF233;
MACRUM	0:615f90842ce8	411	break;
MACRUM	0:615f90842ce8	412	default:
MACRUM	0:615f90842ce8	413	break;
MACRUM	0:615f90842ce8	414	}
MACRUM	0:615f90842ce8	415
MACRUM	0:615f90842ce8	416	return ret_val;
MACRUM	0:615f90842ce8	417	}
MACRUM	0:615f90842ce8	418
MACRUM	0:615f90842ce8	419
MACRUM	0:615f90842ce8	420	/*
MACRUM	0:615f90842ce8	421	* \brief Function starts the ACK wait timeout.
MACRUM	0:615f90842ce8	422	*
MACRUM	0:615f90842ce8	423	* \param slots Given slots, resolution 50us
MACRUM	0:615f90842ce8	424	*
MACRUM	0:615f90842ce8	425	* \return none
MACRUM	0:615f90842ce8	426	*/
MACRUM	0:615f90842ce8	427	static void rf_if_ack_wait_timer_start(uint16_t slots)
MACRUM	0:615f90842ce8	428	{
MACRUM	0:615f90842ce8	429	#ifdef MBED_CONF_RTOS_PRESENT
MACRUM	0:615f90842ce8	430	rf->ack_timer.attach_us(rf_if_ack_timer_signal, slots*50);
MACRUM	0:615f90842ce8	431	#else
MACRUM	0:615f90842ce8	432	rf->ack_timer.attach_us(rf_ack_wait_timer_interrupt, slots*50);
MACRUM	0:615f90842ce8	433	#endif
MACRUM	0:615f90842ce8	434	}
MACRUM	0:615f90842ce8	435
MACRUM	0:615f90842ce8	436	/*
MACRUM	0:615f90842ce8	437	* \brief Function starts the calibration interval.
MACRUM	0:615f90842ce8	438	*
MACRUM	0:615f90842ce8	439	* \param slots Given slots, resolution 50us
MACRUM	0:615f90842ce8	440	*
MACRUM	0:615f90842ce8	441	* \return none
MACRUM	0:615f90842ce8	442	*/
MACRUM	0:615f90842ce8	443	static void rf_if_calibration_timer_start(uint32_t slots)
MACRUM	0:615f90842ce8	444	{
MACRUM	0:615f90842ce8	445	#ifdef MBED_CONF_RTOS_PRESENT
MACRUM	0:615f90842ce8	446	rf->cal_timer.attach_us(rf_if_cal_timer_signal, slots*50);
MACRUM	0:615f90842ce8	447	#else
MACRUM	0:615f90842ce8	448	rf->cal_timer.attach_us(rf_calibration_timer_interrupt, slots*50);
MACRUM	0:615f90842ce8	449	#endif
MACRUM	0:615f90842ce8	450	}
MACRUM	0:615f90842ce8	451
MACRUM	0:615f90842ce8	452	/*
MACRUM	0:615f90842ce8	453	* \brief Function starts the CCA interval.
MACRUM	0:615f90842ce8	454	*
MACRUM	0:615f90842ce8	455	* \param slots Given slots, resolution 50us
MACRUM	0:615f90842ce8	456	*
MACRUM	0:615f90842ce8	457	* \return none
MACRUM	0:615f90842ce8	458	*/
MACRUM	0:615f90842ce8	459	static void rf_if_cca_timer_start(uint32_t slots)
MACRUM	0:615f90842ce8	460	{
MACRUM	0:615f90842ce8	461	#ifdef MBED_CONF_RTOS_PRESENT
MACRUM	0:615f90842ce8	462	rf->cca_timer.attach_us(rf_if_cca_timer_signal, slots*50);
MACRUM	0:615f90842ce8	463	#else
MACRUM	0:615f90842ce8	464	rf->cca_timer.attach_us(rf_cca_timer_interrupt, slots*50);
MACRUM	0:615f90842ce8	465	#endif
MACRUM	0:615f90842ce8	466	}
MACRUM	0:615f90842ce8	467
MACRUM	0:615f90842ce8	468	/*
MACRUM	0:615f90842ce8	469	* \brief Function stops the CCA interval.
MACRUM	0:615f90842ce8	470	*
MACRUM	0:615f90842ce8	471	* \return none
MACRUM	0:615f90842ce8	472	*/
MACRUM	0:615f90842ce8	473	static void rf_if_cca_timer_stop(void)
MACRUM	0:615f90842ce8	474	{
MACRUM	0:615f90842ce8	475	rf->cca_timer.detach();
MACRUM	0:615f90842ce8	476	}
MACRUM	0:615f90842ce8	477
MACRUM	0:615f90842ce8	478	/*
MACRUM	0:615f90842ce8	479	* \brief Function stops the ACK wait timeout.
MACRUM	0:615f90842ce8	480	*
MACRUM	0:615f90842ce8	481	* \param none
MACRUM	0:615f90842ce8	482	*
MACRUM	0:615f90842ce8	483	* \return none
MACRUM	0:615f90842ce8	484	*/
MACRUM	0:615f90842ce8	485	static void rf_if_ack_wait_timer_stop(void)
MACRUM	0:615f90842ce8	486	{
MACRUM	0:615f90842ce8	487	rf->ack_timer.detach();
MACRUM	0:615f90842ce8	488	}
MACRUM	0:615f90842ce8	489
MACRUM	0:615f90842ce8	490	/*
MACRUM	0:615f90842ce8	491	* \brief Function sets bit(s) in given RF register.
MACRUM	0:615f90842ce8	492	*
MACRUM	0:615f90842ce8	493	* \param addr Address of the register to set
MACRUM	0:615f90842ce8	494	* \param bit Bit(s) to set
MACRUM	0:615f90842ce8	495	* \param bit_mask Masks the field inside the register
MACRUM	0:615f90842ce8	496	*
MACRUM	0:615f90842ce8	497	* \return none
MACRUM	0:615f90842ce8	498	*/
MACRUM	0:615f90842ce8	499	static void rf_if_set_bit(uint8_t addr, uint8_t bit, uint8_t bit_mask)
MACRUM	0:615f90842ce8	500	{
MACRUM	0:615f90842ce8	501	uint8_t reg = rf_if_read_register(addr);
MACRUM	0:615f90842ce8	502	reg &= ~bit_mask;
MACRUM	0:615f90842ce8	503	reg \|= bit;
MACRUM	0:615f90842ce8	504	rf_if_write_register(addr, reg);
MACRUM	0:615f90842ce8	505	}
MACRUM	0:615f90842ce8	506
MACRUM	0:615f90842ce8	507	/*
MACRUM	0:615f90842ce8	508	* \brief Function clears bit(s) in given RF register.
MACRUM	0:615f90842ce8	509	*
MACRUM	0:615f90842ce8	510	* \param addr Address of the register to clear
MACRUM	0:615f90842ce8	511	* \param bit Bit(s) to clear
MACRUM	0:615f90842ce8	512	*
MACRUM	0:615f90842ce8	513	* \return none
MACRUM	0:615f90842ce8	514	*/
MACRUM	0:615f90842ce8	515	static void rf_if_clear_bit(uint8_t addr, uint8_t bit)
MACRUM	0:615f90842ce8	516	{
MACRUM	0:615f90842ce8	517	rf_if_set_bit(addr, 0, bit);
MACRUM	0:615f90842ce8	518	}
MACRUM	0:615f90842ce8	519
MACRUM	0:615f90842ce8	520	/*
MACRUM	0:615f90842ce8	521	* \brief Function writes register in RF.
MACRUM	0:615f90842ce8	522	*
MACRUM	0:615f90842ce8	523	* \param addr Address on the RF
MACRUM	0:615f90842ce8	524	* \param data Written data
MACRUM	0:615f90842ce8	525	*
MACRUM	0:615f90842ce8	526	* \return none
MACRUM	0:615f90842ce8	527	*/
MACRUM	0:615f90842ce8	528	static void rf_if_write_register(uint8_t addr, uint8_t data)
MACRUM	0:615f90842ce8	529	{
MACRUM	0:615f90842ce8	530	uint8_t cmd = 0xC0;
MACRUM	0:615f90842ce8	531	CS_SELECT();
MACRUM	0:615f90842ce8	532	rf_if_spi_exchange(cmd \| addr);
MACRUM	0:615f90842ce8	533	rf_if_spi_exchange(data);
MACRUM	0:615f90842ce8	534	CS_RELEASE();
MACRUM	0:615f90842ce8	535	}
MACRUM	0:615f90842ce8	536
MACRUM	0:615f90842ce8	537	/*
MACRUM	0:615f90842ce8	538	* \brief Function reads RF register.
MACRUM	0:615f90842ce8	539	*
MACRUM	0:615f90842ce8	540	* \param addr Address on the RF
MACRUM	0:615f90842ce8	541	*
MACRUM	0:615f90842ce8	542	* \return Read data
MACRUM	0:615f90842ce8	543	*/
MACRUM	0:615f90842ce8	544	static uint8_t rf_if_read_register(uint8_t addr)
MACRUM	0:615f90842ce8	545	{
MACRUM	0:615f90842ce8	546	uint8_t cmd = 0x80;
MACRUM	0:615f90842ce8	547	uint8_t data;
MACRUM	0:615f90842ce8	548	CS_SELECT();
MACRUM	0:615f90842ce8	549	rf_if_spi_exchange(cmd \| addr);
MACRUM	0:615f90842ce8	550	data = rf_if_spi_exchange(0);
MACRUM	0:615f90842ce8	551	CS_RELEASE();
MACRUM	0:615f90842ce8	552	return data;
MACRUM	0:615f90842ce8	553	}
MACRUM	0:615f90842ce8	554
MACRUM	0:615f90842ce8	555	/*
MACRUM	0:615f90842ce8	556	* \brief Function resets the RF.
MACRUM	0:615f90842ce8	557	*
MACRUM	0:615f90842ce8	558	* \param none
MACRUM	0:615f90842ce8	559	*
MACRUM	0:615f90842ce8	560	* \return none
MACRUM	0:615f90842ce8	561	*/
MACRUM	0:615f90842ce8	562	static void rf_if_reset_radio(void)
MACRUM	0:615f90842ce8	563	{
MACRUM	0:615f90842ce8	564	rf->spi.frequency(SPI_SPEED);
MACRUM	0:615f90842ce8	565	rf->IRQ.rise(0);
MACRUM	0:615f90842ce8	566	rf->RST = 1;
MACRUM	0:615f90842ce8	567	wait_ms(1);
MACRUM	0:615f90842ce8	568	rf->RST = 0;
MACRUM	0:615f90842ce8	569	wait_ms(10);
MACRUM	0:615f90842ce8	570	CS_RELEASE();
MACRUM	0:615f90842ce8	571	rf->SLP_TR = 0;
MACRUM	0:615f90842ce8	572	wait_ms(10);
MACRUM	0:615f90842ce8	573	rf->RST = 1;
MACRUM	0:615f90842ce8	574	wait_ms(10);
MACRUM	0:615f90842ce8	575
MACRUM	0:615f90842ce8	576	rf->IRQ.rise(&rf_if_interrupt_handler);
MACRUM	0:615f90842ce8	577	}
MACRUM	0:615f90842ce8	578
MACRUM	0:615f90842ce8	579	/*
MACRUM	0:615f90842ce8	580	* \brief Function enables the promiscuous mode.
MACRUM	0:615f90842ce8	581	*
MACRUM	0:615f90842ce8	582	* \param none
MACRUM	0:615f90842ce8	583	*
MACRUM	0:615f90842ce8	584	* \return none
MACRUM	0:615f90842ce8	585	*/
MACRUM	0:615f90842ce8	586	static void rf_if_enable_promiscuous_mode(void)
MACRUM	0:615f90842ce8	587	{
MACRUM	0:615f90842ce8	588	/Set AACK_PROM_MODE to enable the promiscuous mode/
MACRUM	0:615f90842ce8	589	rf_if_set_bit(XAH_CTRL_1, AACK_PROM_MODE, AACK_PROM_MODE);
MACRUM	0:615f90842ce8	590	}
MACRUM	0:615f90842ce8	591
MACRUM	0:615f90842ce8	592	/*
MACRUM	0:615f90842ce8	593	* \brief Function enables the promiscuous mode.
MACRUM	0:615f90842ce8	594	*
MACRUM	0:615f90842ce8	595	* \param none
MACRUM	0:615f90842ce8	596	*
MACRUM	0:615f90842ce8	597	* \return none
MACRUM	0:615f90842ce8	598	*/
MACRUM	0:615f90842ce8	599	static void rf_if_disable_promiscuous_mode(void)
MACRUM	0:615f90842ce8	600	{
MACRUM	0:615f90842ce8	601	/Set AACK_PROM_MODE to enable the promiscuous mode/
MACRUM	0:615f90842ce8	602	rf_if_clear_bit(XAH_CTRL_1, AACK_PROM_MODE);
MACRUM	0:615f90842ce8	603	}
MACRUM	0:615f90842ce8	604
MACRUM	0:615f90842ce8	605	/*
MACRUM	0:615f90842ce8	606	* \brief Function enables the Antenna diversity usage.
MACRUM	0:615f90842ce8	607	*
MACRUM	0:615f90842ce8	608	* \param none
MACRUM	0:615f90842ce8	609	*
MACRUM	0:615f90842ce8	610	* \return none
MACRUM	0:615f90842ce8	611	*/
MACRUM	0:615f90842ce8	612	static void rf_if_enable_ant_div(void)
MACRUM	0:615f90842ce8	613	{
MACRUM	0:615f90842ce8	614	/Set ANT_EXT_SW_EN to enable controlling of antenna diversity/
MACRUM	0:615f90842ce8	615	rf_if_set_bit(ANT_DIV, ANT_EXT_SW_EN, ANT_EXT_SW_EN);
MACRUM	0:615f90842ce8	616	}
MACRUM	0:615f90842ce8	617
MACRUM	0:615f90842ce8	618	/*
MACRUM	0:615f90842ce8	619	* \brief Function disables the Antenna diversity usage.
MACRUM	0:615f90842ce8	620	*
MACRUM	0:615f90842ce8	621	* \param none
MACRUM	0:615f90842ce8	622	*
MACRUM	0:615f90842ce8	623	* \return none
MACRUM	0:615f90842ce8	624	*/
MACRUM	0:615f90842ce8	625	static void rf_if_disable_ant_div(void)
MACRUM	0:615f90842ce8	626	{
MACRUM	0:615f90842ce8	627	rf_if_clear_bit(ANT_DIV, ANT_EXT_SW_EN);
MACRUM	0:615f90842ce8	628	}
MACRUM	0:615f90842ce8	629
MACRUM	0:615f90842ce8	630	/*
MACRUM	0:615f90842ce8	631	* \brief Function sets the SLP TR pin.
MACRUM	0:615f90842ce8	632	*
MACRUM	0:615f90842ce8	633	* \param none
MACRUM	0:615f90842ce8	634	*
MACRUM	0:615f90842ce8	635	* \return none
MACRUM	0:615f90842ce8	636	*/
MACRUM	0:615f90842ce8	637	static void rf_if_enable_slptr(void)
MACRUM	0:615f90842ce8	638	{
MACRUM	0:615f90842ce8	639	rf->SLP_TR = 1;
MACRUM	0:615f90842ce8	640	}
MACRUM	0:615f90842ce8	641
MACRUM	0:615f90842ce8	642	/*
MACRUM	0:615f90842ce8	643	* \brief Function clears the SLP TR pin.
MACRUM	0:615f90842ce8	644	*
MACRUM	0:615f90842ce8	645	* \param none
MACRUM	0:615f90842ce8	646	*
MACRUM	0:615f90842ce8	647	* \return none
MACRUM	0:615f90842ce8	648	*/
MACRUM	0:615f90842ce8	649	static void rf_if_disable_slptr(void)
MACRUM	0:615f90842ce8	650	{
MACRUM	0:615f90842ce8	651	rf->SLP_TR = 0;
MACRUM	0:615f90842ce8	652	}
MACRUM	0:615f90842ce8	653
MACRUM	0:615f90842ce8	654	/*
MACRUM	0:615f90842ce8	655	* \brief Function writes the antenna diversity settings.
MACRUM	0:615f90842ce8	656	*
MACRUM	0:615f90842ce8	657	* \param none
MACRUM	0:615f90842ce8	658	*
MACRUM	0:615f90842ce8	659	* \return none
MACRUM	0:615f90842ce8	660	*/
MACRUM	0:615f90842ce8	661	static void rf_if_write_antenna_diversity_settings(void)
MACRUM	0:615f90842ce8	662	{
MACRUM	0:615f90842ce8	663	/Recommended setting of PDT_THRES is 3 when antenna diversity is used/
MACRUM	0:615f90842ce8	664	rf_if_set_bit(RX_CTRL, 0x03, 0x0f);
MACRUM	0:615f90842ce8	665	rf_if_write_register(ANT_DIV, ANT_DIV_EN \| ANT_EXT_SW_EN \| ANT_CTRL_DEFAULT);
MACRUM	0:615f90842ce8	666	}
MACRUM	0:615f90842ce8	667
MACRUM	0:615f90842ce8	668	/*
MACRUM	0:615f90842ce8	669	* \brief Function writes the TX output power register.
MACRUM	0:615f90842ce8	670	*
MACRUM	0:615f90842ce8	671	* \param value Given register value
MACRUM	0:615f90842ce8	672	*
MACRUM	0:615f90842ce8	673	* \return none
MACRUM	0:615f90842ce8	674	*/
MACRUM	0:615f90842ce8	675	static void rf_if_write_set_tx_power_register(uint8_t value)
MACRUM	0:615f90842ce8	676	{
MACRUM	0:615f90842ce8	677	rf_if_write_register(PHY_TX_PWR, value);
MACRUM	0:615f90842ce8	678	}
MACRUM	0:615f90842ce8	679
MACRUM	0:615f90842ce8	680	/*
MACRUM	0:615f90842ce8	681	* \brief Function returns the RF part number.
MACRUM	0:615f90842ce8	682	*
MACRUM	0:615f90842ce8	683	* \param none
MACRUM	0:615f90842ce8	684	*
MACRUM	0:615f90842ce8	685	* \return part number
MACRUM	0:615f90842ce8	686	*/
MACRUM	0:615f90842ce8	687	static uint8_t rf_if_read_part_num(void)
MACRUM	0:615f90842ce8	688	{
MACRUM	0:615f90842ce8	689	return rf_if_read_register(PART_NUM);
MACRUM	0:615f90842ce8	690	}
MACRUM	0:615f90842ce8	691
MACRUM	0:615f90842ce8	692	/*
MACRUM	0:615f90842ce8	693	* \brief Function writes the RF settings and initialises SPI interface.
MACRUM	0:615f90842ce8	694	*
MACRUM	0:615f90842ce8	695	* \param none
MACRUM	0:615f90842ce8	696	*
MACRUM	0:615f90842ce8	697	* \return none
MACRUM	0:615f90842ce8	698	*/
MACRUM	0:615f90842ce8	699	static void rf_if_write_rf_settings(void)
MACRUM	0:615f90842ce8	700	{
MACRUM	0:615f90842ce8	701	/Reset RF module/
MACRUM	0:615f90842ce8	702	rf_if_reset_radio();
MACRUM	0:615f90842ce8	703
MACRUM	0:615f90842ce8	704	rf_part_num = rf_if_read_part_num();
MACRUM	0:615f90842ce8	705
MACRUM	0:615f90842ce8	706	rf_if_write_register(XAH_CTRL_0,0);
MACRUM	0:615f90842ce8	707	rf_if_write_register(TRX_CTRL_1, 0x20);
MACRUM	0:615f90842ce8	708
MACRUM	0:615f90842ce8	709	/CCA Mode - Carrier sense OR energy above threshold. Channel list is set separately/
MACRUM	0:615f90842ce8	710	rf_if_write_register(PHY_CC_CCA, 0x05);
MACRUM	0:615f90842ce8	711
MACRUM	0:615f90842ce8	712	/Read transceiver PART_NUM/
MACRUM	0:615f90842ce8	713	rf_part_num = rf_if_read_register(PART_NUM);
MACRUM	0:615f90842ce8	714
MACRUM	0:615f90842ce8	715	/Sub-GHz RF settings/
MACRUM	0:615f90842ce8	716	if(rf_part_num == PART_AT86RF212)
MACRUM	0:615f90842ce8	717	{
MACRUM	0:615f90842ce8	718	/GC_TX_OFFS mode-dependent setting - OQPSK/
MACRUM	0:615f90842ce8	719	rf_if_write_register(RF_CTRL_0, 0x32);
MACRUM	0:615f90842ce8	720
MACRUM	0:615f90842ce8	721	if(rf_if_read_register(VERSION_NUM) == VERSION_AT86RF212B)
MACRUM	0:615f90842ce8	722	{
MACRUM	0:615f90842ce8	723	/TX Output Power setting - 0 dBm North American Band/
MACRUM	0:615f90842ce8	724	rf_if_write_register(PHY_TX_PWR, 0x03);
MACRUM	0:615f90842ce8	725	}
MACRUM	0:615f90842ce8	726	else
MACRUM	0:615f90842ce8	727	{
MACRUM	0:615f90842ce8	728	/TX Output Power setting - 0 dBm North American Band/
MACRUM	0:615f90842ce8	729	rf_if_write_register(PHY_TX_PWR, 0x24);
MACRUM	0:615f90842ce8	730	}
MACRUM	0:615f90842ce8	731
MACRUM	0:615f90842ce8	732	/PHY Mode: IEEE 802.15.4-2006/2011 - OQPSK-SIN-250/
MACRUM	0:615f90842ce8	733	rf_if_write_register(TRX_CTRL_2, RF_PHY_MODE);
MACRUM	0:615f90842ce8	734	/Based on receiver Characteristics. See AT86RF212B Datasheet where RSSI BASE VALUE in range -97 - -100 dBm/
MACRUM	0:615f90842ce8	735	rf_rssi_base_val = -98;
MACRUM	0:615f90842ce8	736	}
MACRUM	0:615f90842ce8	737	/2.4GHz RF settings/
MACRUM	0:615f90842ce8	738	else
MACRUM	0:615f90842ce8	739	{
MACRUM	0:615f90842ce8	740	#if 0
MACRUM	0:615f90842ce8	741	/* Disable power saving functions for now - can only impact reliability,
MACRUM	0:615f90842ce8	742	* and don't have any users demanding it. */
MACRUM	0:615f90842ce8	743	/Set RPC register/
MACRUM	0:615f90842ce8	744	rf_if_write_register(TRX_RPC, RX_RPC_CTRL\|RX_RPC_EN\|PLL_RPC_EN\|XAH_TX_RPC_EN\|IPAN_RPC_EN\|TRX_RPC_RSVD_1);
MACRUM	0:615f90842ce8	745	#endif
MACRUM	0:615f90842ce8	746	/PHY Mode: IEEE 802.15.4 - Data Rate 250 kb/s/
MACRUM	0:615f90842ce8	747	rf_if_write_register(TRX_CTRL_2, 0);
MACRUM	0:615f90842ce8	748	rf_rssi_base_val = -91;
MACRUM	0:615f90842ce8	749	}
MACRUM	0:615f90842ce8	750	}
MACRUM	0:615f90842ce8	751
MACRUM	0:615f90842ce8	752	/*
MACRUM	0:615f90842ce8	753	* \brief Function checks the channel availability
MACRUM	0:615f90842ce8	754	*
MACRUM	0:615f90842ce8	755	* \param none
MACRUM	0:615f90842ce8	756	*
MACRUM	0:615f90842ce8	757	* \return 1 Channel clear
MACRUM	0:615f90842ce8	758	* \return 0 Channel not clear
MACRUM	0:615f90842ce8	759	*/
MACRUM	0:615f90842ce8	760	static uint8_t rf_if_check_cca(void)
MACRUM	0:615f90842ce8	761	{
MACRUM	0:615f90842ce8	762	uint8_t retval = 0;
MACRUM	0:615f90842ce8	763	if(rf_if_read_register(TRX_STATUS) & CCA_STATUS)
MACRUM	0:615f90842ce8	764	{
MACRUM	0:615f90842ce8	765	retval = 1;
MACRUM	0:615f90842ce8	766	}
MACRUM	0:615f90842ce8	767	return retval;
MACRUM	0:615f90842ce8	768	}
MACRUM	0:615f90842ce8	769
MACRUM	0:615f90842ce8	770	/*
MACRUM	0:615f90842ce8	771	* \brief Function returns the RF state
MACRUM	0:615f90842ce8	772	*
MACRUM	0:615f90842ce8	773	* \param none
MACRUM	0:615f90842ce8	774	*
MACRUM	0:615f90842ce8	775	* \return RF state
MACRUM	0:615f90842ce8	776	*/
MACRUM	0:615f90842ce8	777	static uint8_t rf_if_read_trx_state(void)
MACRUM	0:615f90842ce8	778	{
MACRUM	0:615f90842ce8	779	return rf_if_read_register(TRX_STATUS) & 0x1F;
MACRUM	0:615f90842ce8	780	}
MACRUM	0:615f90842ce8	781
MACRUM	0:615f90842ce8	782	/*
MACRUM	0:615f90842ce8	783	* \brief Function reads packet buffer.
MACRUM	0:615f90842ce8	784	*
MACRUM	0:615f90842ce8	785	* \param data_out Output buffer
MACRUM	0:615f90842ce8	786	* \param lqi_out LQI output
MACRUM	0:615f90842ce8	787	* \param ed_out ED output
MACRUM	0:615f90842ce8	788	* \param crc_good CRC good indication
MACRUM	0:615f90842ce8	789	*
MACRUM	0:615f90842ce8	790	* \return PSDU length [0..RF_MTU]
MACRUM	0:615f90842ce8	791	*/
MACRUM	0:615f90842ce8	792	static uint16_t rf_if_read_packet(uint8_t data_out[RF_MTU], uint8_t lqi_out, uint8_t ed_out, bool *crc_good)
MACRUM	0:615f90842ce8	793	{
MACRUM	0:615f90842ce8	794	CS_SELECT();
MACRUM	0:615f90842ce8	795	rf_if_spi_exchange(0x20);
MACRUM	0:615f90842ce8	796	uint8_t len = rf_if_spi_exchange(0) & 0x7F;
MACRUM	0:615f90842ce8	797	uint8_t *ptr = data_out;
MACRUM	0:615f90842ce8	798	for (uint_fast8_t i = 0; i < len; i++) {
MACRUM	0:615f90842ce8	799	*ptr++ = rf_if_spi_exchange(0);
MACRUM	0:615f90842ce8	800	}
MACRUM	0:615f90842ce8	801
MACRUM	0:615f90842ce8	802	*lqi_out = rf_if_spi_exchange(0);
MACRUM	0:615f90842ce8	803	*ed_out = rf_if_spi_exchange(0);
MACRUM	0:615f90842ce8	804	*crc_good = rf_if_spi_exchange(0) & 0x80;
MACRUM	0:615f90842ce8	805	CS_RELEASE();
MACRUM	0:615f90842ce8	806
MACRUM	0:615f90842ce8	807	return len;
MACRUM	0:615f90842ce8	808	}
MACRUM	0:615f90842ce8	809
MACRUM	0:615f90842ce8	810	/*
MACRUM	0:615f90842ce8	811	* \brief Function writes RF short address registers
MACRUM	0:615f90842ce8	812	*
MACRUM	0:615f90842ce8	813	* \param short_address Given short address
MACRUM	0:615f90842ce8	814	*
MACRUM	0:615f90842ce8	815	* \return none
MACRUM	0:615f90842ce8	816	*/
MACRUM	0:615f90842ce8	817	static void rf_if_write_short_addr_registers(uint8_t *short_address)
MACRUM	0:615f90842ce8	818	{
MACRUM	0:615f90842ce8	819	rf_if_write_register(SHORT_ADDR_1, *short_address++);
MACRUM	0:615f90842ce8	820	rf_if_write_register(SHORT_ADDR_0, *short_address);
MACRUM	0:615f90842ce8	821	}
MACRUM	0:615f90842ce8	822
MACRUM	0:615f90842ce8	823	/*
MACRUM	0:615f90842ce8	824	* \brief Function sets the frame pending in ACK message
MACRUM	0:615f90842ce8	825	*
MACRUM	0:615f90842ce8	826	* \param state Given frame pending state
MACRUM	0:615f90842ce8	827	*
MACRUM	0:615f90842ce8	828	* \return none
MACRUM	0:615f90842ce8	829	*/
MACRUM	0:615f90842ce8	830	static void rf_if_ack_pending_ctrl(uint8_t state)
MACRUM	0:615f90842ce8	831	{
MACRUM	0:615f90842ce8	832	rf_if_lock();
MACRUM	0:615f90842ce8	833	if(state)
MACRUM	0:615f90842ce8	834	{
MACRUM	0:615f90842ce8	835	rf_if_set_bit(CSMA_SEED_1, (1 << AACK_SET_PD), (1 << AACK_SET_PD));
MACRUM	0:615f90842ce8	836	}
MACRUM	0:615f90842ce8	837	else
MACRUM	0:615f90842ce8	838	{
MACRUM	0:615f90842ce8	839	rf_if_clear_bit(CSMA_SEED_1, (1 << AACK_SET_PD));
MACRUM	0:615f90842ce8	840	}
MACRUM	0:615f90842ce8	841	rf_if_unlock();
MACRUM	0:615f90842ce8	842	}
MACRUM	0:615f90842ce8	843
MACRUM	0:615f90842ce8	844	/*
MACRUM	0:615f90842ce8	845	* \brief Function returns the state of frame pending control
MACRUM	0:615f90842ce8	846	*
MACRUM	0:615f90842ce8	847	* \param none
MACRUM	0:615f90842ce8	848	*
MACRUM	0:615f90842ce8	849	* \return Frame pending state
MACRUM	0:615f90842ce8	850	*/
MACRUM	0:615f90842ce8	851	static uint8_t rf_if_last_acked_pending(void)
MACRUM	0:615f90842ce8	852	{
MACRUM	0:615f90842ce8	853	uint8_t last_acked_data_pending;
MACRUM	0:615f90842ce8	854
MACRUM	0:615f90842ce8	855	rf_if_lock();
MACRUM	0:615f90842ce8	856	if(rf_if_read_register(CSMA_SEED_1) & 0x20)
MACRUM	0:615f90842ce8	857	last_acked_data_pending = 1;
MACRUM	0:615f90842ce8	858	else
MACRUM	0:615f90842ce8	859	last_acked_data_pending = 0;
MACRUM	0:615f90842ce8	860	rf_if_unlock();
MACRUM	0:615f90842ce8	861
MACRUM	0:615f90842ce8	862	return last_acked_data_pending;
MACRUM	0:615f90842ce8	863	}
MACRUM	0:615f90842ce8	864
MACRUM	0:615f90842ce8	865	/*
MACRUM	0:615f90842ce8	866	* \brief Function calibrates the RF part.
MACRUM	0:615f90842ce8	867	*
MACRUM	0:615f90842ce8	868	* \param none
MACRUM	0:615f90842ce8	869	*
MACRUM	0:615f90842ce8	870	* \return none
MACRUM	0:615f90842ce8	871	*/
MACRUM	0:615f90842ce8	872	static void rf_if_calibration(void)
MACRUM	0:615f90842ce8	873	{
MACRUM	0:615f90842ce8	874	rf_if_set_bit(FTN_CTRL, FTN_START, FTN_START);
MACRUM	0:615f90842ce8	875	/Wait while calibration is running/
MACRUM	0:615f90842ce8	876	while(rf_if_read_register(FTN_CTRL) & FTN_START);
MACRUM	0:615f90842ce8	877	}
MACRUM	0:615f90842ce8	878
MACRUM	0:615f90842ce8	879	/*
MACRUM	0:615f90842ce8	880	* \brief Function writes RF PAN Id registers
MACRUM	0:615f90842ce8	881	*
MACRUM	0:615f90842ce8	882	* \param pan_id Given PAN Id
MACRUM	0:615f90842ce8	883	*
MACRUM	0:615f90842ce8	884	* \return none
MACRUM	0:615f90842ce8	885	*/
MACRUM	0:615f90842ce8	886	static void rf_if_write_pan_id_registers(uint8_t *pan_id)
MACRUM	0:615f90842ce8	887	{
MACRUM	0:615f90842ce8	888	rf_if_write_register(PAN_ID_1, *pan_id++);
MACRUM	0:615f90842ce8	889	rf_if_write_register(PAN_ID_0, *pan_id);
MACRUM	0:615f90842ce8	890	}
MACRUM	0:615f90842ce8	891
MACRUM	0:615f90842ce8	892	/*
MACRUM	0:615f90842ce8	893	* \brief Function writes RF IEEE Address registers
MACRUM	0:615f90842ce8	894	*
MACRUM	0:615f90842ce8	895	* \param address Given IEEE Address
MACRUM	0:615f90842ce8	896	*
MACRUM	0:615f90842ce8	897	* \return none
MACRUM	0:615f90842ce8	898	*/
MACRUM	0:615f90842ce8	899	static void rf_if_write_ieee_addr_registers(uint8_t *address)
MACRUM	0:615f90842ce8	900	{
MACRUM	0:615f90842ce8	901	uint8_t i;
MACRUM	0:615f90842ce8	902	uint8_t temp = IEEE_ADDR_0;
MACRUM	0:615f90842ce8	903
MACRUM	0:615f90842ce8	904	for(i=0; i<8; i++)
MACRUM	0:615f90842ce8	905	rf_if_write_register(temp++, address[7-i]);
MACRUM	0:615f90842ce8	906	}
MACRUM	0:615f90842ce8	907
MACRUM	0:615f90842ce8	908	/*
MACRUM	0:615f90842ce8	909	* \brief Function writes data in RF frame buffer.
MACRUM	0:615f90842ce8	910	*
MACRUM	0:615f90842ce8	911	* \param ptr Pointer to data (PSDU, except FCS)
MACRUM	0:615f90842ce8	912	* \param length Pointer to length (PSDU length, minus 2 for FCS)
MACRUM	0:615f90842ce8	913	*
MACRUM	0:615f90842ce8	914	* \return none
MACRUM	0:615f90842ce8	915	*/
MACRUM	0:615f90842ce8	916	static void rf_if_write_frame_buffer(const uint8_t *ptr, uint8_t length)
MACRUM	0:615f90842ce8	917	{
MACRUM	0:615f90842ce8	918	uint8_t i;
MACRUM	0:615f90842ce8	919	uint8_t cmd = 0x60;
MACRUM	0:615f90842ce8	920
MACRUM	0:615f90842ce8	921	CS_SELECT();
MACRUM	0:615f90842ce8	922	rf_if_spi_exchange(cmd);
MACRUM	0:615f90842ce8	923	rf_if_spi_exchange(length + 2);
MACRUM	0:615f90842ce8	924	for(i=0; i<length; i++)
MACRUM	0:615f90842ce8	925	rf_if_spi_exchange(*ptr++);
MACRUM	0:615f90842ce8	926
MACRUM	0:615f90842ce8	927	CS_RELEASE();
MACRUM	0:615f90842ce8	928	}
MACRUM	0:615f90842ce8	929
MACRUM	0:615f90842ce8	930	/*
MACRUM	0:615f90842ce8	931	* \brief Function returns 8-bit random value.
MACRUM	0:615f90842ce8	932	*
MACRUM	0:615f90842ce8	933	* \param none
MACRUM	0:615f90842ce8	934	*
MACRUM	0:615f90842ce8	935	* \return random value
MACRUM	0:615f90842ce8	936	*/
MACRUM	0:615f90842ce8	937	static uint8_t rf_if_read_rnd(void)
MACRUM	0:615f90842ce8	938	{
MACRUM	0:615f90842ce8	939	uint8_t temp;
MACRUM	0:615f90842ce8	940	uint8_t tmp_rpc_val = 0;
MACRUM	0:615f90842ce8	941	/RPC must be disabled while reading the random number/
MACRUM	0:615f90842ce8	942	if(rf_part_num == PART_AT86RF233)
MACRUM	0:615f90842ce8	943	{
MACRUM	0:615f90842ce8	944	tmp_rpc_val = rf_if_read_register(TRX_RPC);
MACRUM	0:615f90842ce8	945	rf_if_write_register(TRX_RPC, RX_RPC_CTRL\|TRX_RPC_RSVD_1);
MACRUM	0:615f90842ce8	946	}
MACRUM	0:615f90842ce8	947
MACRUM	0:615f90842ce8	948	wait_ms(1);
MACRUM	0:615f90842ce8	949	temp = ((rf_if_read_register(PHY_RSSI)>>5) << 6);
MACRUM	0:615f90842ce8	950	wait_ms(1);
MACRUM	0:615f90842ce8	951	temp \|= ((rf_if_read_register(PHY_RSSI)>>5) << 4);
MACRUM	0:615f90842ce8	952	wait_ms(1);
MACRUM	0:615f90842ce8	953	temp \|= ((rf_if_read_register(PHY_RSSI)>>5) << 2);
MACRUM	0:615f90842ce8	954	wait_ms(1);
MACRUM	0:615f90842ce8	955	temp \|= ((rf_if_read_register(PHY_RSSI)>>5));
MACRUM	0:615f90842ce8	956	wait_ms(1);
MACRUM	0:615f90842ce8	957	if(rf_part_num == PART_AT86RF233)
MACRUM	0:615f90842ce8	958	rf_if_write_register(TRX_RPC, tmp_rpc_val);
MACRUM	0:615f90842ce8	959	return temp;
MACRUM	0:615f90842ce8	960	}
MACRUM	0:615f90842ce8	961
MACRUM	0:615f90842ce8	962	/*
MACRUM	0:615f90842ce8	963	* \brief Function changes the state of the RF.
MACRUM	0:615f90842ce8	964	*
MACRUM	0:615f90842ce8	965	* \param trx_state Given RF state
MACRUM	0:615f90842ce8	966	*
MACRUM	0:615f90842ce8	967	* \return none
MACRUM	0:615f90842ce8	968	*/
MACRUM	0:615f90842ce8	969	static void rf_if_change_trx_state(rf_trx_states_t trx_state)
MACRUM	0:615f90842ce8	970	{
MACRUM	0:615f90842ce8	971	// XXX Lock claim apparently not required
MACRUM	0:615f90842ce8	972	rf_if_lock();
MACRUM	0:615f90842ce8	973	rf_if_write_register(TRX_STATE, trx_state);
MACRUM	0:615f90842ce8	974	/Wait while not in desired state/
MACRUM	0:615f90842ce8	975	rf_poll_trx_state_change(trx_state);
MACRUM	0:615f90842ce8	976	rf_if_unlock();
MACRUM	0:615f90842ce8	977	}
MACRUM	0:615f90842ce8	978
MACRUM	0:615f90842ce8	979	/*
MACRUM	0:615f90842ce8	980	* \brief Function enables the TX END interrupt
MACRUM	0:615f90842ce8	981	*
MACRUM	0:615f90842ce8	982	* \param none
MACRUM	0:615f90842ce8	983	*
MACRUM	0:615f90842ce8	984	* \return none
MACRUM	0:615f90842ce8	985	*/
MACRUM	0:615f90842ce8	986	static void rf_if_enable_tx_end_interrupt(void)
MACRUM	0:615f90842ce8	987	{
MACRUM	0:615f90842ce8	988	rf_if_set_bit(IRQ_MASK, TRX_END, TRX_END);
MACRUM	0:615f90842ce8	989	}
MACRUM	0:615f90842ce8	990
MACRUM	0:615f90842ce8	991	/*
MACRUM	0:615f90842ce8	992	* \brief Function enables the RX END interrupt
MACRUM	0:615f90842ce8	993	*
MACRUM	0:615f90842ce8	994	* \param none
MACRUM	0:615f90842ce8	995	*
MACRUM	0:615f90842ce8	996	* \return none
MACRUM	0:615f90842ce8	997	*/
MACRUM	0:615f90842ce8	998	static void rf_if_enable_rx_end_interrupt(void)
MACRUM	0:615f90842ce8	999	{
MACRUM	0:615f90842ce8	1000	rf_if_set_bit(IRQ_MASK, TRX_END, TRX_END);
MACRUM	0:615f90842ce8	1001	}
MACRUM	0:615f90842ce8	1002
MACRUM	0:615f90842ce8	1003	/*
MACRUM	0:615f90842ce8	1004	* \brief Function enables the CCA ED interrupt
MACRUM	0:615f90842ce8	1005	*
MACRUM	0:615f90842ce8	1006	* \param none
MACRUM	0:615f90842ce8	1007	*
MACRUM	0:615f90842ce8	1008	* \return none
MACRUM	0:615f90842ce8	1009	*/
MACRUM	0:615f90842ce8	1010	static void rf_if_enable_cca_ed_done_interrupt(void)
MACRUM	0:615f90842ce8	1011	{
MACRUM	0:615f90842ce8	1012	rf_if_set_bit(IRQ_MASK, CCA_ED_DONE, CCA_ED_DONE);
MACRUM	0:615f90842ce8	1013	}
MACRUM	0:615f90842ce8	1014
MACRUM	0:615f90842ce8	1015	/*
MACRUM	0:615f90842ce8	1016	* \brief Function starts the CCA process
MACRUM	0:615f90842ce8	1017	*
MACRUM	0:615f90842ce8	1018	* \param none
MACRUM	0:615f90842ce8	1019	*
MACRUM	0:615f90842ce8	1020	* \return none
MACRUM	0:615f90842ce8	1021	*/
MACRUM	0:615f90842ce8	1022	static void rf_if_start_cca_process(void)
MACRUM	0:615f90842ce8	1023	{
MACRUM	0:615f90842ce8	1024	rf_if_set_bit(PHY_CC_CCA, CCA_REQUEST, CCA_REQUEST);
MACRUM	0:615f90842ce8	1025	}
MACRUM	0:615f90842ce8	1026
MACRUM	0:615f90842ce8	1027	/*
MACRUM	0:615f90842ce8	1028	* \brief Function scales RSSI
MACRUM	0:615f90842ce8	1029	*
MACRUM	0:615f90842ce8	1030	* \param ed_level ED level read from chip
MACRUM	0:615f90842ce8	1031	*
MACRUM	0:615f90842ce8	1032	* \return appropriately scaled RSSI dBm
MACRUM	0:615f90842ce8	1033	*/
MACRUM	0:615f90842ce8	1034	static int8_t rf_if_scale_rssi(uint8_t ed_level)
MACRUM	0:615f90842ce8	1035	{
MACRUM	0:615f90842ce8	1036	if (rf_part_num == PART_AT86RF212) {
MACRUM	0:615f90842ce8	1037	/* Data sheet says to multiply by 1.03 - this is 1.03125, rounding down */
MACRUM	0:615f90842ce8	1038	ed_level += ed_level >> 5;
MACRUM	0:615f90842ce8	1039	}
MACRUM	0:615f90842ce8	1040	return rf_rssi_base_val + ed_level;
MACRUM	0:615f90842ce8	1041	}
MACRUM	0:615f90842ce8	1042
MACRUM	0:615f90842ce8	1043	/*
MACRUM	0:615f90842ce8	1044	* \brief Function sets the RF channel field
MACRUM	0:615f90842ce8	1045	*
MACRUM	0:615f90842ce8	1046	* \param Given channel
MACRUM	0:615f90842ce8	1047	*
MACRUM	0:615f90842ce8	1048	* \return none
MACRUM	0:615f90842ce8	1049	*/
MACRUM	0:615f90842ce8	1050	static void rf_if_set_channel_register(uint8_t channel)
MACRUM	0:615f90842ce8	1051	{
MACRUM	0:615f90842ce8	1052	rf_if_set_bit(PHY_CC_CCA, channel, 0x1f);
MACRUM	0:615f90842ce8	1053	}
MACRUM	0:615f90842ce8	1054
MACRUM	0:615f90842ce8	1055	/*
MACRUM	0:615f90842ce8	1056	* \brief Function enables RF irq pin interrupts in RF interface.
MACRUM	0:615f90842ce8	1057	*
MACRUM	0:615f90842ce8	1058	* \param none
MACRUM	0:615f90842ce8	1059	*
MACRUM	0:615f90842ce8	1060	* \return none
MACRUM	0:615f90842ce8	1061	*/
MACRUM	0:615f90842ce8	1062	static void rf_if_enable_irq(void)
MACRUM	0:615f90842ce8	1063	{
MACRUM	0:615f90842ce8	1064	rf->IRQ.enable_irq();
MACRUM	0:615f90842ce8	1065	}
MACRUM	0:615f90842ce8	1066
MACRUM	0:615f90842ce8	1067	/*
MACRUM	0:615f90842ce8	1068	* \brief Function disables RF irq pin interrupts in RF interface.
MACRUM	0:615f90842ce8	1069	*
MACRUM	0:615f90842ce8	1070	* \param none
MACRUM	0:615f90842ce8	1071	*
MACRUM	0:615f90842ce8	1072	* \return none
MACRUM	0:615f90842ce8	1073	*/
MACRUM	0:615f90842ce8	1074	static void rf_if_disable_irq(void)
MACRUM	0:615f90842ce8	1075	{
MACRUM	0:615f90842ce8	1076	rf->IRQ.disable_irq();
MACRUM	0:615f90842ce8	1077	}
MACRUM	0:615f90842ce8	1078
MACRUM	0:615f90842ce8	1079	#ifdef MBED_CONF_RTOS_PRESENT
MACRUM	0:615f90842ce8	1080	static void rf_if_interrupt_handler(void)
MACRUM	0:615f90842ce8	1081	{
MACRUM	0:615f90842ce8	1082	rf->irq_thread.signal_set(SIG_RADIO);
MACRUM	0:615f90842ce8	1083	}
MACRUM	0:615f90842ce8	1084
MACRUM	0:615f90842ce8	1085	// Started during construction of rf, so variable
MACRUM	0:615f90842ce8	1086	// rf isn't set at the start. Uses 'this' instead.
MACRUM	0:615f90842ce8	1087	void RFBits::rf_if_irq_task(void)
MACRUM	0:615f90842ce8	1088	{
MACRUM	0:615f90842ce8	1089	for (;;) {
MACRUM	0:615f90842ce8	1090	osEvent event = irq_thread.signal_wait(0);
MACRUM	0:615f90842ce8	1091	if (event.status != osEventSignal) {
MACRUM	0:615f90842ce8	1092	continue;
MACRUM	0:615f90842ce8	1093	}
MACRUM	0:615f90842ce8	1094	rf_if_lock();
MACRUM	0:615f90842ce8	1095	if (event.value.signals & SIG_RADIO) {
MACRUM	0:615f90842ce8	1096	rf_if_irq_task_process_irq();
MACRUM	0:615f90842ce8	1097	}
MACRUM	0:615f90842ce8	1098	if (event.value.signals & SIG_TIMER_ACK) {
MACRUM	0:615f90842ce8	1099	rf_ack_wait_timer_interrupt();
MACRUM	0:615f90842ce8	1100	}
MACRUM	0:615f90842ce8	1101	if (event.value.signals & SIG_TIMER_CCA) {
MACRUM	0:615f90842ce8	1102	rf_cca_timer_interrupt();
MACRUM	0:615f90842ce8	1103	}
MACRUM	0:615f90842ce8	1104	if (event.value.signals & SIG_TIMER_CAL) {
MACRUM	0:615f90842ce8	1105	rf_calibration_timer_interrupt();
MACRUM	0:615f90842ce8	1106	}
MACRUM	0:615f90842ce8	1107	rf_if_unlock();
MACRUM	0:615f90842ce8	1108	}
MACRUM	0:615f90842ce8	1109	}
MACRUM	0:615f90842ce8	1110
MACRUM	0:615f90842ce8	1111	static void rf_if_irq_task_process_irq(void)
MACRUM	0:615f90842ce8	1112	#else
MACRUM	0:615f90842ce8	1113	/*
MACRUM	0:615f90842ce8	1114	* \brief Function is a RF interrupt vector. End of frame in RX and TX are handled here as well as CCA process interrupt.
MACRUM	0:615f90842ce8	1115	*
MACRUM	0:615f90842ce8	1116	* \param none
MACRUM	0:615f90842ce8	1117	*
MACRUM	0:615f90842ce8	1118	* \return none
MACRUM	0:615f90842ce8	1119	*/
MACRUM	0:615f90842ce8	1120	static void rf_if_interrupt_handler(void)
MACRUM	0:615f90842ce8	1121	#endif
MACRUM	0:615f90842ce8	1122	{
MACRUM	0:615f90842ce8	1123	uint8_t irq_status;
MACRUM	0:615f90842ce8	1124
MACRUM	0:615f90842ce8	1125	/Read interrupt flag/
MACRUM	0:615f90842ce8	1126	irq_status = rf_if_read_register(IRQ_STATUS);
MACRUM	0:615f90842ce8	1127
MACRUM	0:615f90842ce8	1128	/Disable interrupt on RF/
MACRUM	0:615f90842ce8	1129	rf_if_clear_bit(IRQ_MASK, irq_status);
MACRUM	0:615f90842ce8	1130	/RX start interrupt/
MACRUM	0:615f90842ce8	1131	if(irq_status & RX_START)
MACRUM	0:615f90842ce8	1132	{
MACRUM	0:615f90842ce8	1133	}
MACRUM	0:615f90842ce8	1134	/Address matching interrupt/
MACRUM	0:615f90842ce8	1135	if(irq_status & AMI)
MACRUM	0:615f90842ce8	1136	{
MACRUM	0:615f90842ce8	1137	}
MACRUM	0:615f90842ce8	1138	if(irq_status & TRX_UR)
MACRUM	0:615f90842ce8	1139	{
MACRUM	0:615f90842ce8	1140	}
MACRUM	0:615f90842ce8	1141	/Frame end interrupt (RX and TX)/
MACRUM	0:615f90842ce8	1142	if(irq_status & TRX_END)
MACRUM	0:615f90842ce8	1143	{
MACRUM	0:615f90842ce8	1144	/TX done interrupt/
MACRUM	0:615f90842ce8	1145	if(rf_if_read_trx_state() == PLL_ON \|\| rf_if_read_trx_state() == TX_ARET_ON)
MACRUM	0:615f90842ce8	1146	{
MACRUM	0:615f90842ce8	1147	rf_handle_tx_end();
MACRUM	0:615f90842ce8	1148	}
MACRUM	0:615f90842ce8	1149	/Frame received interrupt/
MACRUM	0:615f90842ce8	1150	else
MACRUM	0:615f90842ce8	1151	{
MACRUM	0:615f90842ce8	1152	rf_handle_rx_end();
MACRUM	0:615f90842ce8	1153	}
MACRUM	0:615f90842ce8	1154	}
MACRUM	0:615f90842ce8	1155	if(irq_status & CCA_ED_DONE)
MACRUM	0:615f90842ce8	1156	{
MACRUM	0:615f90842ce8	1157	rf_handle_cca_ed_done();
MACRUM	0:615f90842ce8	1158	}
MACRUM	0:615f90842ce8	1159	}
MACRUM	0:615f90842ce8	1160
MACRUM	0:615f90842ce8	1161	/*
MACRUM	0:615f90842ce8	1162	* \brief Function writes/read data in SPI interface
MACRUM	0:615f90842ce8	1163	*
MACRUM	0:615f90842ce8	1164	* \param out Output data
MACRUM	0:615f90842ce8	1165	*
MACRUM	0:615f90842ce8	1166	* \return Input data
MACRUM	0:615f90842ce8	1167	*/
MACRUM	0:615f90842ce8	1168	static uint8_t rf_if_spi_exchange(uint8_t out)
MACRUM	0:615f90842ce8	1169	{
MACRUM	0:615f90842ce8	1170	uint8_t v;
MACRUM	0:615f90842ce8	1171	v = rf->spi.write(out);
MACRUM	0:615f90842ce8	1172	// t9 = t5 = 250ns, delay between LSB of last byte to next MSB or delay between LSB & SEL rising
MACRUM	0:615f90842ce8	1173	// [SPI setup assumed slow enough to not need manual delay]
MACRUM	0:615f90842ce8	1174	// delay_ns(250);
MACRUM	0:615f90842ce8	1175	return v;
MACRUM	0:615f90842ce8	1176	}
MACRUM	0:615f90842ce8	1177
MACRUM	0:615f90842ce8	1178	/*
MACRUM	0:615f90842ce8	1179	* \brief Function sets given RF flag on.
MACRUM	0:615f90842ce8	1180	*
MACRUM	0:615f90842ce8	1181	* \param x Given RF flag
MACRUM	0:615f90842ce8	1182	*
MACRUM	0:615f90842ce8	1183	* \return none
MACRUM	0:615f90842ce8	1184	*/
MACRUM	0:615f90842ce8	1185	static void rf_flags_set(uint8_t x)
MACRUM	0:615f90842ce8	1186	{
MACRUM	0:615f90842ce8	1187	rf_flags \|= x;
MACRUM	0:615f90842ce8	1188	}
MACRUM	0:615f90842ce8	1189
MACRUM	0:615f90842ce8	1190	/*
MACRUM	0:615f90842ce8	1191	* \brief Function clears given RF flag on.
MACRUM	0:615f90842ce8	1192	*
MACRUM	0:615f90842ce8	1193	* \param x Given RF flag
MACRUM	0:615f90842ce8	1194	*
MACRUM	0:615f90842ce8	1195	* \return none
MACRUM	0:615f90842ce8	1196	*/
MACRUM	0:615f90842ce8	1197	static void rf_flags_clear(uint8_t x)
MACRUM	0:615f90842ce8	1198	{
MACRUM	0:615f90842ce8	1199	rf_flags &= ~x;
MACRUM	0:615f90842ce8	1200	}
MACRUM	0:615f90842ce8	1201
MACRUM	0:615f90842ce8	1202	/*
MACRUM	0:615f90842ce8	1203	* \brief Function checks if given RF flag is on.
MACRUM	0:615f90842ce8	1204	*
MACRUM	0:615f90842ce8	1205	* \param x Given RF flag
MACRUM	0:615f90842ce8	1206	*
MACRUM	0:615f90842ce8	1207	* \return states of the given flags
MACRUM	0:615f90842ce8	1208	*/
MACRUM	0:615f90842ce8	1209	static uint8_t rf_flags_check(uint8_t x)
MACRUM	0:615f90842ce8	1210	{
MACRUM	0:615f90842ce8	1211	return (rf_flags & x);
MACRUM	0:615f90842ce8	1212	}
MACRUM	0:615f90842ce8	1213
MACRUM	0:615f90842ce8	1214	/*
MACRUM	0:615f90842ce8	1215	* \brief Function clears all RF flags.
MACRUM	0:615f90842ce8	1216	*
MACRUM	0:615f90842ce8	1217	* \param none
MACRUM	0:615f90842ce8	1218	*
MACRUM	0:615f90842ce8	1219	* \return none
MACRUM	0:615f90842ce8	1220	*/
MACRUM	0:615f90842ce8	1221	static void rf_flags_reset(void)
MACRUM	0:615f90842ce8	1222	{
MACRUM	0:615f90842ce8	1223	rf_flags = 0;
MACRUM	0:615f90842ce8	1224	}
MACRUM	0:615f90842ce8	1225
MACRUM	0:615f90842ce8	1226	/*
MACRUM	0:615f90842ce8	1227	* \brief Function initialises and registers the RF driver.
MACRUM	0:615f90842ce8	1228	*
MACRUM	0:615f90842ce8	1229	* \param none
MACRUM	0:615f90842ce8	1230	*
MACRUM	0:615f90842ce8	1231	* \return rf_radio_driver_id Driver ID given by NET library
MACRUM	0:615f90842ce8	1232	*/
MACRUM	0:615f90842ce8	1233	static int8_t rf_device_register(const uint8_t *mac_addr)
MACRUM	0:615f90842ce8	1234	{
MACRUM	0:615f90842ce8	1235	rf_trx_part_e radio_type;
MACRUM	0:615f90842ce8	1236
MACRUM	0:615f90842ce8	1237	rf_init();
MACRUM	0:615f90842ce8	1238
MACRUM	0:615f90842ce8	1239	radio_type = rf_radio_type_read();
MACRUM	0:615f90842ce8	1240	if(radio_type != ATMEL_UNKNOW_DEV)
MACRUM	0:615f90842ce8	1241	{
MACRUM	0:615f90842ce8	1242	/Set pointer to MAC address/
MACRUM	0:615f90842ce8	1243	device_driver.PHY_MAC = (uint8_t *)mac_addr;
MACRUM	0:615f90842ce8	1244	device_driver.driver_description = (char*)"ATMEL_MAC";
MACRUM	0:615f90842ce8	1245	//Create setup Used Radio chips
MACRUM	0:615f90842ce8	1246	if(radio_type == ATMEL_AT86RF212)
MACRUM	0:615f90842ce8	1247	{
MACRUM	0:615f90842ce8	1248	device_driver.link_type = PHY_LINK_15_4_SUBGHZ_TYPE;
MACRUM	0:615f90842ce8	1249	}
MACRUM	0:615f90842ce8	1250	else
MACRUM	0:615f90842ce8	1251	{
MACRUM	0:615f90842ce8	1252	device_driver.link_type = PHY_LINK_15_4_2_4GHZ_TYPE;
MACRUM	0:615f90842ce8	1253	}
MACRUM	0:615f90842ce8	1254	device_driver.phy_channel_pages = phy_channel_pages;
MACRUM	0:615f90842ce8	1255	/Maximum size of payload is 127/
MACRUM	0:615f90842ce8	1256	device_driver.phy_MTU = 127;
MACRUM	0:615f90842ce8	1257	/No header in PHY/
MACRUM	0:615f90842ce8	1258	device_driver.phy_header_length = 0;
MACRUM	0:615f90842ce8	1259	/No tail in PHY/
MACRUM	0:615f90842ce8	1260	device_driver.phy_tail_length = 0;
MACRUM	0:615f90842ce8	1261	/Set address write function/
MACRUM	0:615f90842ce8	1262	device_driver.address_write = &rf_address_write;
MACRUM	0:615f90842ce8	1263	/Set RF extension function/
MACRUM	0:615f90842ce8	1264	device_driver.extension = &rf_extension;
MACRUM	0:615f90842ce8	1265	/Set RF state control function/
MACRUM	0:615f90842ce8	1266	device_driver.state_control = &rf_interface_state_control;
MACRUM	0:615f90842ce8	1267	/Set transmit function/
MACRUM	0:615f90842ce8	1268	device_driver.tx = &rf_start_cca;
MACRUM	0:615f90842ce8	1269	/NULLIFY rx and tx_done callbacks/
MACRUM	0:615f90842ce8	1270	device_driver.phy_rx_cb = NULL;
MACRUM	0:615f90842ce8	1271	device_driver.phy_tx_done_cb = NULL;
MACRUM	0:615f90842ce8	1272	/Register device driver/
MACRUM	0:615f90842ce8	1273	rf_radio_driver_id = arm_net_phy_register(&device_driver);
MACRUM	0:615f90842ce8	1274	}
MACRUM	0:615f90842ce8	1275	return rf_radio_driver_id;
MACRUM	0:615f90842ce8	1276	}
MACRUM	0:615f90842ce8	1277
MACRUM	0:615f90842ce8	1278	/*
MACRUM	0:615f90842ce8	1279	* \brief Function unregisters the RF driver.
MACRUM	0:615f90842ce8	1280	*
MACRUM	0:615f90842ce8	1281	* \param none
MACRUM	0:615f90842ce8	1282	*
MACRUM	0:615f90842ce8	1283	* \return none
MACRUM	0:615f90842ce8	1284	*/
MACRUM	0:615f90842ce8	1285	static void rf_device_unregister()
MACRUM	0:615f90842ce8	1286	{
MACRUM	0:615f90842ce8	1287	if (rf_radio_driver_id >= 0) {
MACRUM	0:615f90842ce8	1288	arm_net_phy_unregister(rf_radio_driver_id);
MACRUM	0:615f90842ce8	1289	rf_radio_driver_id = -1;
MACRUM	0:615f90842ce8	1290	}
MACRUM	0:615f90842ce8	1291	}
MACRUM	0:615f90842ce8	1292
MACRUM	0:615f90842ce8	1293	/*
MACRUM	0:615f90842ce8	1294	* \brief Enable frame buffer protection
MACRUM	0:615f90842ce8	1295	*
MACRUM	0:615f90842ce8	1296	* If protection is enabled, reception cannot start - the radio will
MACRUM	0:615f90842ce8	1297	* not go into RX_BUSY or write into the frame buffer if in receive mode.
MACRUM	0:615f90842ce8	1298	* Setting this won't abort an already-started reception.
MACRUM	0:615f90842ce8	1299	* We can still write the frame buffer ourselves.
MACRUM	0:615f90842ce8	1300	*/
MACRUM	0:615f90842ce8	1301	static void rf_enable_static_frame_buffer_protection(void)
MACRUM	0:615f90842ce8	1302	{
MACRUM	0:615f90842ce8	1303	if (!rf_flags_check(RFF_PROT)) {
MACRUM	0:615f90842ce8	1304	/* This also writes RX_PDT_LEVEL to 0 - maximum RX sensitivity */
MACRUM	0:615f90842ce8	1305	/* Would need to modify this function if messing with that */
MACRUM	0:615f90842ce8	1306	rf_if_write_register(RX_SYN, RX_PDT_DIS);
MACRUM	0:615f90842ce8	1307	rf_flags_set(RFF_PROT);
MACRUM	0:615f90842ce8	1308	}
MACRUM	0:615f90842ce8	1309	}
MACRUM	0:615f90842ce8	1310
MACRUM	0:615f90842ce8	1311	/*
MACRUM	0:615f90842ce8	1312	* \brief Disable frame buffer protection
MACRUM	0:615f90842ce8	1313	*/
MACRUM	0:615f90842ce8	1314	static void rf_disable_static_frame_buffer_protection(void)
MACRUM	0:615f90842ce8	1315	{
MACRUM	0:615f90842ce8	1316	if (rf_flags_check(RFF_PROT)) {
MACRUM	0:615f90842ce8	1317	/* This also writes RX_PDT_LEVEL to 0 - maximum RX sensitivity */
MACRUM	0:615f90842ce8	1318	/* Would need to modify this function if messing with that */
MACRUM	0:615f90842ce8	1319	rf_if_write_register(RX_SYN, 0);
MACRUM	0:615f90842ce8	1320	rf_flags_clear(RFF_PROT);
MACRUM	0:615f90842ce8	1321	}
MACRUM	0:615f90842ce8	1322	}
MACRUM	0:615f90842ce8	1323
MACRUM	0:615f90842ce8	1324
MACRUM	0:615f90842ce8	1325	/*
MACRUM	0:615f90842ce8	1326	* \brief Function is a call back for ACK wait timeout.
MACRUM	0:615f90842ce8	1327	*
MACRUM	0:615f90842ce8	1328	* \param none
MACRUM	0:615f90842ce8	1329	*
MACRUM	0:615f90842ce8	1330	* \return none
MACRUM	0:615f90842ce8	1331	*/
MACRUM	0:615f90842ce8	1332	static void rf_ack_wait_timer_interrupt(void)
MACRUM	0:615f90842ce8	1333	{
MACRUM	0:615f90842ce8	1334	rf_if_lock();
MACRUM	0:615f90842ce8	1335	expected_ack_sequence = -1;
MACRUM	0:615f90842ce8	1336	/Force PLL state/
MACRUM	0:615f90842ce8	1337	rf_if_change_trx_state(FORCE_PLL_ON);
MACRUM	0:615f90842ce8	1338	rf_poll_trx_state_change(PLL_ON);
MACRUM	0:615f90842ce8	1339	/Start receiver in RX_AACK_ON state/
MACRUM	0:615f90842ce8	1340	rf_rx_mode = 0;
MACRUM	0:615f90842ce8	1341	rf_flags_clear(RFF_RX);
MACRUM	0:615f90842ce8	1342	rf_receive();
MACRUM	0:615f90842ce8	1343	rf_if_unlock();
MACRUM	0:615f90842ce8	1344	}
MACRUM	0:615f90842ce8	1345
MACRUM	0:615f90842ce8	1346	/*
MACRUM	0:615f90842ce8	1347	* \brief Function is a call back for calibration interval timer.
MACRUM	0:615f90842ce8	1348	*
MACRUM	0:615f90842ce8	1349	* \param none
MACRUM	0:615f90842ce8	1350	*
MACRUM	0:615f90842ce8	1351	* \return none
MACRUM	0:615f90842ce8	1352	*/
MACRUM	0:615f90842ce8	1353	static void rf_calibration_timer_interrupt(void)
MACRUM	0:615f90842ce8	1354	{
MACRUM	0:615f90842ce8	1355	/Calibrate RF/
MACRUM	0:615f90842ce8	1356	rf_calibration_cb();
MACRUM	0:615f90842ce8	1357	/Start new calibration timeout/
MACRUM	0:615f90842ce8	1358	rf_calibration_timer_start(RF_CALIBRATION_INTERVAL);
MACRUM	0:615f90842ce8	1359	}
MACRUM	0:615f90842ce8	1360
MACRUM	0:615f90842ce8	1361	/*
MACRUM	0:615f90842ce8	1362	* \brief Function is a call back for cca interval timer.
MACRUM	0:615f90842ce8	1363	*
MACRUM	0:615f90842ce8	1364	* \param none
MACRUM	0:615f90842ce8	1365	*
MACRUM	0:615f90842ce8	1366	* \return none
MACRUM	0:615f90842ce8	1367	*/
MACRUM	0:615f90842ce8	1368	static void rf_cca_timer_interrupt(void)
MACRUM	0:615f90842ce8	1369	{
MACRUM	0:615f90842ce8	1370	/Disable reception - locks against entering BUSY_RX and overwriting frame buffer/
MACRUM	0:615f90842ce8	1371	rf_enable_static_frame_buffer_protection();
MACRUM	0:615f90842ce8	1372
MACRUM	0:615f90842ce8	1373	if(rf_if_read_trx_state() == BUSY_RX_AACK)
MACRUM	0:615f90842ce8	1374	{
MACRUM	0:615f90842ce8	1375	/Reception already started - re-enable reception and say CCA fail/
MACRUM	0:615f90842ce8	1376	rf_disable_static_frame_buffer_protection();
MACRUM	0:615f90842ce8	1377	if(device_driver.phy_tx_done_cb){
MACRUM	0:615f90842ce8	1378	device_driver.phy_tx_done_cb(rf_radio_driver_id, mac_tx_handle, PHY_LINK_CCA_FAIL, 0, 0);
MACRUM	0:615f90842ce8	1379	}
MACRUM	0:615f90842ce8	1380	}
MACRUM	0:615f90842ce8	1381	else
MACRUM	0:615f90842ce8	1382	{
MACRUM	0:615f90842ce8	1383	/Load the frame buffer with frame to transmit /
MACRUM	0:615f90842ce8	1384	rf_if_write_frame_buffer(rf_tx_data, rf_tx_length);
MACRUM	0:615f90842ce8	1385	/Make sure we're in RX state to read channel (any way we could not be?)/
MACRUM	0:615f90842ce8	1386	rf_receive();
MACRUM	0:615f90842ce8	1387	rf_flags_set(RFF_CCA);
MACRUM	0:615f90842ce8	1388	/Start CCA process/
MACRUM	0:615f90842ce8	1389	rf_if_enable_cca_ed_done_interrupt();
MACRUM	0:615f90842ce8	1390	rf_if_start_cca_process();
MACRUM	0:615f90842ce8	1391	}
MACRUM	0:615f90842ce8	1392	}
MACRUM	0:615f90842ce8	1393
MACRUM	0:615f90842ce8	1394	/*
MACRUM	0:615f90842ce8	1395	* \brief Function starts the ACK wait timeout.
MACRUM	0:615f90842ce8	1396	*
MACRUM	0:615f90842ce8	1397	* \param slots Given slots, resolution 50us
MACRUM	0:615f90842ce8	1398	*
MACRUM	0:615f90842ce8	1399	* \return none
MACRUM	0:615f90842ce8	1400	*/
MACRUM	0:615f90842ce8	1401	static void rf_ack_wait_timer_start(uint16_t slots)
MACRUM	0:615f90842ce8	1402	{
MACRUM	0:615f90842ce8	1403	rf_if_ack_wait_timer_start(slots);
MACRUM	0:615f90842ce8	1404	}
MACRUM	0:615f90842ce8	1405
MACRUM	0:615f90842ce8	1406	/*
MACRUM	0:615f90842ce8	1407	* \brief Function starts the calibration interval.
MACRUM	0:615f90842ce8	1408	*
MACRUM	0:615f90842ce8	1409	* \param slots Given slots, resolution 50us
MACRUM	0:615f90842ce8	1410	*
MACRUM	0:615f90842ce8	1411	* \return none
MACRUM	0:615f90842ce8	1412	*/
MACRUM	0:615f90842ce8	1413	static void rf_calibration_timer_start(uint32_t slots)
MACRUM	0:615f90842ce8	1414	{
MACRUM	0:615f90842ce8	1415	rf_if_calibration_timer_start(slots);
MACRUM	0:615f90842ce8	1416	}
MACRUM	0:615f90842ce8	1417
MACRUM	0:615f90842ce8	1418	/*
MACRUM	0:615f90842ce8	1419	* \brief Function starts the CCA backoff.
MACRUM	0:615f90842ce8	1420	*
MACRUM	0:615f90842ce8	1421	* \param slots Given slots, resolution 50us
MACRUM	0:615f90842ce8	1422	*
MACRUM	0:615f90842ce8	1423	* \return none
MACRUM	0:615f90842ce8	1424	*/
MACRUM	0:615f90842ce8	1425	static void rf_cca_timer_start(uint32_t slots)
MACRUM	0:615f90842ce8	1426	{
MACRUM	0:615f90842ce8	1427	rf_if_cca_timer_start(slots);
MACRUM	0:615f90842ce8	1428	}
MACRUM	0:615f90842ce8	1429
MACRUM	0:615f90842ce8	1430	/*
MACRUM	0:615f90842ce8	1431	* \brief Function stops the CCA backoff.
MACRUM	0:615f90842ce8	1432	*
MACRUM	0:615f90842ce8	1433	* \return none
MACRUM	0:615f90842ce8	1434	*/
MACRUM	0:615f90842ce8	1435	static void rf_cca_timer_stop(void)
MACRUM	0:615f90842ce8	1436	{
MACRUM	0:615f90842ce8	1437	rf_if_cca_timer_stop();
MACRUM	0:615f90842ce8	1438	}
MACRUM	0:615f90842ce8	1439
MACRUM	0:615f90842ce8	1440	/*
MACRUM	0:615f90842ce8	1441	* \brief Function stops the ACK wait timeout.
MACRUM	0:615f90842ce8	1442	*
MACRUM	0:615f90842ce8	1443	* \param none
MACRUM	0:615f90842ce8	1444	*
MACRUM	0:615f90842ce8	1445	* \return none
MACRUM	0:615f90842ce8	1446	*/
MACRUM	0:615f90842ce8	1447	static void rf_ack_wait_timer_stop(void)
MACRUM	0:615f90842ce8	1448	{
MACRUM	0:615f90842ce8	1449	rf_if_ack_wait_timer_stop();
MACRUM	0:615f90842ce8	1450	}
MACRUM	0:615f90842ce8	1451
MACRUM	0:615f90842ce8	1452	/*
MACRUM	0:615f90842ce8	1453	* \brief Function writes various RF settings in startup.
MACRUM	0:615f90842ce8	1454	*
MACRUM	0:615f90842ce8	1455	* \param none
MACRUM	0:615f90842ce8	1456	*
MACRUM	0:615f90842ce8	1457	* \return none
MACRUM	0:615f90842ce8	1458	*/
MACRUM	0:615f90842ce8	1459	static void rf_write_settings(void)
MACRUM	0:615f90842ce8	1460	{
MACRUM	0:615f90842ce8	1461	rf_if_lock();
MACRUM	0:615f90842ce8	1462	rf_if_write_rf_settings();
MACRUM	0:615f90842ce8	1463	/Set output power/
MACRUM	0:615f90842ce8	1464	rf_if_write_set_tx_power_register(radio_tx_power);
MACRUM	0:615f90842ce8	1465	/Initialise Antenna Diversity/
MACRUM	0:615f90842ce8	1466	if(rf_use_antenna_diversity)
MACRUM	0:615f90842ce8	1467	rf_if_write_antenna_diversity_settings();
MACRUM	0:615f90842ce8	1468	rf_if_unlock();
MACRUM	0:615f90842ce8	1469	}
MACRUM	0:615f90842ce8	1470
MACRUM	0:615f90842ce8	1471	/*
MACRUM	0:615f90842ce8	1472	* \brief Function writes 16-bit address in RF address filter.
MACRUM	0:615f90842ce8	1473	*
MACRUM	0:615f90842ce8	1474	* \param short_address Given short address
MACRUM	0:615f90842ce8	1475	*
MACRUM	0:615f90842ce8	1476	* \return none
MACRUM	0:615f90842ce8	1477	*/
MACRUM	0:615f90842ce8	1478	static void rf_set_short_adr(uint8_t * short_address)
MACRUM	0:615f90842ce8	1479	{
MACRUM	0:615f90842ce8	1480	rf_if_lock();
MACRUM	0:615f90842ce8	1481	/Wake up RF if sleeping/
MACRUM	0:615f90842ce8	1482	if(rf_flags_check(RFF_ON) == 0)
MACRUM	0:615f90842ce8	1483	{
MACRUM	0:615f90842ce8	1484	rf_if_disable_slptr();
MACRUM	0:615f90842ce8	1485	rf_poll_trx_state_change(TRX_OFF);
MACRUM	0:615f90842ce8	1486	}
MACRUM	0:615f90842ce8	1487	/Write address filter registers/
MACRUM	0:615f90842ce8	1488	rf_if_write_short_addr_registers(short_address);
MACRUM	0:615f90842ce8	1489	/RF back to sleep/
MACRUM	0:615f90842ce8	1490	if(rf_flags_check(RFF_ON) == 0)
MACRUM	0:615f90842ce8	1491	{
MACRUM	0:615f90842ce8	1492	rf_if_enable_slptr();
MACRUM	0:615f90842ce8	1493	}
MACRUM	0:615f90842ce8	1494	rf_if_unlock();
MACRUM	0:615f90842ce8	1495	}
MACRUM	0:615f90842ce8	1496
MACRUM	0:615f90842ce8	1497	/*
MACRUM	0:615f90842ce8	1498	* \brief Function writes PAN Id in RF PAN Id filter.
MACRUM	0:615f90842ce8	1499	*
MACRUM	0:615f90842ce8	1500	* \param pan_id Given PAN Id
MACRUM	0:615f90842ce8	1501	*
MACRUM	0:615f90842ce8	1502	* \return none
MACRUM	0:615f90842ce8	1503	*/
MACRUM	0:615f90842ce8	1504	static void rf_set_pan_id(uint8_t *pan_id)
MACRUM	0:615f90842ce8	1505	{
MACRUM	0:615f90842ce8	1506	rf_if_lock();
MACRUM	0:615f90842ce8	1507	/Wake up RF if sleeping/
MACRUM	0:615f90842ce8	1508	if(rf_flags_check(RFF_ON) == 0)
MACRUM	0:615f90842ce8	1509	{
MACRUM	0:615f90842ce8	1510	rf_if_disable_slptr();
MACRUM	0:615f90842ce8	1511	rf_poll_trx_state_change(TRX_OFF);
MACRUM	0:615f90842ce8	1512	}
MACRUM	0:615f90842ce8	1513	/Write address filter registers/
MACRUM	0:615f90842ce8	1514	rf_if_write_pan_id_registers(pan_id);
MACRUM	0:615f90842ce8	1515	/RF back to sleep/
MACRUM	0:615f90842ce8	1516	if(rf_flags_check(RFF_ON) == 0)
MACRUM	0:615f90842ce8	1517	{
MACRUM	0:615f90842ce8	1518	rf_if_enable_slptr();
MACRUM	0:615f90842ce8	1519	}
MACRUM	0:615f90842ce8	1520	rf_if_unlock();
MACRUM	0:615f90842ce8	1521	}
MACRUM	0:615f90842ce8	1522
MACRUM	0:615f90842ce8	1523	/*
MACRUM	0:615f90842ce8	1524	* \brief Function writes 64-bit address in RF address filter.
MACRUM	0:615f90842ce8	1525	*
MACRUM	0:615f90842ce8	1526	* \param address Given 64-bit address
MACRUM	0:615f90842ce8	1527	*
MACRUM	0:615f90842ce8	1528	* \return none
MACRUM	0:615f90842ce8	1529	*/
MACRUM	0:615f90842ce8	1530	static void rf_set_address(uint8_t *address)
MACRUM	0:615f90842ce8	1531	{
MACRUM	0:615f90842ce8	1532	rf_if_lock();
MACRUM	0:615f90842ce8	1533	/Wake up RF if sleeping/
MACRUM	0:615f90842ce8	1534	if(rf_flags_check(RFF_ON) == 0)
MACRUM	0:615f90842ce8	1535	{
MACRUM	0:615f90842ce8	1536	rf_if_disable_slptr();
MACRUM	0:615f90842ce8	1537	rf_poll_trx_state_change(TRX_OFF);
MACRUM	0:615f90842ce8	1538	}
MACRUM	0:615f90842ce8	1539	/Write address filter registers/
MACRUM	0:615f90842ce8	1540	rf_if_write_ieee_addr_registers(address);
MACRUM	0:615f90842ce8	1541	/RF back to sleep/
MACRUM	0:615f90842ce8	1542	if(rf_flags_check(RFF_ON) == 0)
MACRUM	0:615f90842ce8	1543	{
MACRUM	0:615f90842ce8	1544	rf_if_enable_slptr();
MACRUM	0:615f90842ce8	1545	}
MACRUM	0:615f90842ce8	1546	rf_if_unlock();
MACRUM	0:615f90842ce8	1547	}
MACRUM	0:615f90842ce8	1548
MACRUM	0:615f90842ce8	1549	/*
MACRUM	0:615f90842ce8	1550	* \brief Function sets the RF channel.
MACRUM	0:615f90842ce8	1551	*
MACRUM	0:615f90842ce8	1552	* \param ch New channel
MACRUM	0:615f90842ce8	1553	*
MACRUM	0:615f90842ce8	1554	* \return none
MACRUM	0:615f90842ce8	1555	*/
MACRUM	0:615f90842ce8	1556	static void rf_channel_set(uint8_t ch)
MACRUM	0:615f90842ce8	1557	{
MACRUM	0:615f90842ce8	1558	rf_if_lock();
MACRUM	0:615f90842ce8	1559	rf_phy_channel = ch;
MACRUM	0:615f90842ce8	1560	if(ch < 0x1f)
MACRUM	0:615f90842ce8	1561	rf_if_set_channel_register(ch);
MACRUM	0:615f90842ce8	1562	rf_if_unlock();
MACRUM	0:615f90842ce8	1563	}
MACRUM	0:615f90842ce8	1564
MACRUM	0:615f90842ce8	1565
MACRUM	0:615f90842ce8	1566	/*
MACRUM	0:615f90842ce8	1567	* \brief Function initialises the radio driver and resets the radio.
MACRUM	0:615f90842ce8	1568	*
MACRUM	0:615f90842ce8	1569	* \param none
MACRUM	0:615f90842ce8	1570	*
MACRUM	0:615f90842ce8	1571	* \return none
MACRUM	0:615f90842ce8	1572	*/
MACRUM	0:615f90842ce8	1573	static void rf_init(void)
MACRUM	0:615f90842ce8	1574	{
MACRUM	0:615f90842ce8	1575	/Reset RF module/
MACRUM	0:615f90842ce8	1576	rf_if_reset_radio();
MACRUM	0:615f90842ce8	1577
MACRUM	0:615f90842ce8	1578	rf_if_lock();
MACRUM	0:615f90842ce8	1579
MACRUM	0:615f90842ce8	1580	/Write RF settings/
MACRUM	0:615f90842ce8	1581	rf_write_settings();
MACRUM	0:615f90842ce8	1582	/Initialise PHY mode/
MACRUM	0:615f90842ce8	1583	rf_init_phy_mode();
MACRUM	0:615f90842ce8	1584	/Clear RF flags/
MACRUM	0:615f90842ce8	1585	rf_flags_reset();
MACRUM	0:615f90842ce8	1586	/Set RF in TRX OFF state/
MACRUM	0:615f90842ce8	1587	rf_if_change_trx_state(TRX_OFF);
MACRUM	0:615f90842ce8	1588	/Set RF in PLL_ON state/
MACRUM	0:615f90842ce8	1589	rf_if_change_trx_state(PLL_ON);
MACRUM	0:615f90842ce8	1590	/Start receiver/
MACRUM	0:615f90842ce8	1591	rf_receive();
MACRUM	0:615f90842ce8	1592	/Read randomness, and add to seed/
MACRUM	0:615f90842ce8	1593	randLIB_add_seed(rf_if_read_rnd());
MACRUM	0:615f90842ce8	1594	/Start RF calibration timer/
MACRUM	0:615f90842ce8	1595	rf_calibration_timer_start(RF_CALIBRATION_INTERVAL);
MACRUM	0:615f90842ce8	1596
MACRUM	0:615f90842ce8	1597	rf_if_unlock();
MACRUM	0:615f90842ce8	1598	}
MACRUM	0:615f90842ce8	1599
MACRUM	0:615f90842ce8	1600	/**
MACRUM	0:615f90842ce8	1601	* \brief Function gets called when MAC is setting radio off.
MACRUM	0:615f90842ce8	1602	*
MACRUM	0:615f90842ce8	1603	* \param none
MACRUM	0:615f90842ce8	1604	*
MACRUM	0:615f90842ce8	1605	* \return none
MACRUM	0:615f90842ce8	1606	*/
MACRUM	0:615f90842ce8	1607	static void rf_off(void)
MACRUM	0:615f90842ce8	1608	{
MACRUM	0:615f90842ce8	1609	if(rf_flags_check(RFF_ON))
MACRUM	0:615f90842ce8	1610	{
MACRUM	0:615f90842ce8	1611	rf_if_lock();
MACRUM	0:615f90842ce8	1612	rf_cca_abort();
MACRUM	0:615f90842ce8	1613	uint16_t while_counter = 0;
MACRUM	0:615f90842ce8	1614	/Wait while receiving/
MACRUM	0:615f90842ce8	1615	while(rf_if_read_trx_state() == BUSY_RX_AACK)
MACRUM	0:615f90842ce8	1616	{
MACRUM	0:615f90842ce8	1617	while_counter++;
MACRUM	0:615f90842ce8	1618	if(while_counter == 0xffff)
MACRUM	0:615f90842ce8	1619	break;
MACRUM	0:615f90842ce8	1620	}
MACRUM	0:615f90842ce8	1621	/RF state change: RX_AACK_ON->PLL_ON->TRX_OFF->SLEEP/
MACRUM	0:615f90842ce8	1622	if(rf_if_read_trx_state() == RX_AACK_ON)
MACRUM	0:615f90842ce8	1623	{
MACRUM	0:615f90842ce8	1624	rf_if_change_trx_state(PLL_ON);
MACRUM	0:615f90842ce8	1625	}
MACRUM	0:615f90842ce8	1626	rf_if_change_trx_state(TRX_OFF);
MACRUM	0:615f90842ce8	1627	rf_if_enable_slptr();
MACRUM	0:615f90842ce8	1628
MACRUM	0:615f90842ce8	1629	/Disable Antenna Diversity/
MACRUM	0:615f90842ce8	1630	if(rf_use_antenna_diversity)
MACRUM	0:615f90842ce8	1631	rf_if_disable_ant_div();
MACRUM	0:615f90842ce8	1632	rf_if_unlock();
MACRUM	0:615f90842ce8	1633	}
MACRUM	0:615f90842ce8	1634
MACRUM	0:615f90842ce8	1635	/Clears all flags/
MACRUM	0:615f90842ce8	1636	rf_flags_reset();
MACRUM	0:615f90842ce8	1637	}
MACRUM	0:615f90842ce8	1638
MACRUM	0:615f90842ce8	1639	/*
MACRUM	0:615f90842ce8	1640	* \brief Function polls the RF state until it has changed to desired state.
MACRUM	0:615f90842ce8	1641	*
MACRUM	0:615f90842ce8	1642	* \param trx_state RF state
MACRUM	0:615f90842ce8	1643	*
MACRUM	0:615f90842ce8	1644	* \return none
MACRUM	0:615f90842ce8	1645	*/
MACRUM	0:615f90842ce8	1646	static void rf_poll_trx_state_change(rf_trx_states_t trx_state)
MACRUM	0:615f90842ce8	1647	{
MACRUM	0:615f90842ce8	1648	uint16_t while_counter = 0;
MACRUM	0:615f90842ce8	1649	// XXX lock apparently not needed
MACRUM	0:615f90842ce8	1650	rf_if_lock();
MACRUM	0:615f90842ce8	1651
MACRUM	0:615f90842ce8	1652	if(trx_state != RF_TX_START)
MACRUM	0:615f90842ce8	1653	{
MACRUM	0:615f90842ce8	1654	if(trx_state == FORCE_PLL_ON)
MACRUM	0:615f90842ce8	1655	trx_state = PLL_ON;
MACRUM	0:615f90842ce8	1656	else if(trx_state == FORCE_TRX_OFF)
MACRUM	0:615f90842ce8	1657	trx_state = TRX_OFF;
MACRUM	0:615f90842ce8	1658
MACRUM	0:615f90842ce8	1659	while(rf_if_read_trx_state() != trx_state)
MACRUM	0:615f90842ce8	1660	{
MACRUM	0:615f90842ce8	1661	while_counter++;
MACRUM	0:615f90842ce8	1662	if(while_counter == 0x1ff)
MACRUM	0:615f90842ce8	1663	break;
MACRUM	0:615f90842ce8	1664	}
MACRUM	0:615f90842ce8	1665	}
MACRUM	0:615f90842ce8	1666	rf_if_unlock();
MACRUM	0:615f90842ce8	1667	}
MACRUM	0:615f90842ce8	1668
MACRUM	0:615f90842ce8	1669	/*
MACRUM	0:615f90842ce8	1670	* \brief Function starts the CCA process before starting data transmission and copies the data to RF TX FIFO.
MACRUM	0:615f90842ce8	1671	*
MACRUM	0:615f90842ce8	1672	* \param data_ptr Pointer to TX data (excluding FCS)
MACRUM	0:615f90842ce8	1673	* \param data_length Length of the TX data (excluding FCS)
MACRUM	0:615f90842ce8	1674	* \param tx_handle Handle to transmission
MACRUM	0:615f90842ce8	1675	* \return 0 Success
MACRUM	0:615f90842ce8	1676	* \return -1 Busy
MACRUM	0:615f90842ce8	1677	*/
MACRUM	0:615f90842ce8	1678	static int8_t rf_start_cca(uint8_t *data_ptr, uint16_t data_length, uint8_t tx_handle, data_protocol_e data_protocol )
MACRUM	0:615f90842ce8	1679	{
MACRUM	0:615f90842ce8	1680	(void)data_protocol;
MACRUM	0:615f90842ce8	1681	rf_if_lock();
MACRUM	0:615f90842ce8	1682	/Check if transmitter is busy/
MACRUM	0:615f90842ce8	1683	if(rf_if_read_trx_state() == BUSY_RX_AACK \|\| data_length > RF_MTU - 2)
MACRUM	0:615f90842ce8	1684	{
MACRUM	0:615f90842ce8	1685	rf_if_unlock();
MACRUM	0:615f90842ce8	1686	/Return busy/
MACRUM	0:615f90842ce8	1687	return -1;
MACRUM	0:615f90842ce8	1688	}
MACRUM	0:615f90842ce8	1689	else
MACRUM	0:615f90842ce8	1690	{
MACRUM	0:615f90842ce8	1691	expected_ack_sequence = -1;
MACRUM	0:615f90842ce8	1692
MACRUM	0:615f90842ce8	1693	/Nanostack has a static TX buffer, which will remain valid until we/
MACRUM	0:615f90842ce8	1694	/generate a callback, so we just note the pointer for reading later./
MACRUM	0:615f90842ce8	1695	rf_tx_data = data_ptr;
MACRUM	0:615f90842ce8	1696	rf_tx_length = data_length;
MACRUM	0:615f90842ce8	1697	/Start CCA timeout/
MACRUM	0:615f90842ce8	1698	rf_cca_timer_start(RF_CCA_BASE_BACKOFF + randLIB_get_random_in_range(0, RF_CCA_RANDOM_BACKOFF));
MACRUM	0:615f90842ce8	1699	/Store TX handle/
MACRUM	0:615f90842ce8	1700	mac_tx_handle = tx_handle;
MACRUM	0:615f90842ce8	1701	rf_if_unlock();
MACRUM	0:615f90842ce8	1702	}
MACRUM	0:615f90842ce8	1703
MACRUM	0:615f90842ce8	1704	/Return success/
MACRUM	0:615f90842ce8	1705	return 0;
MACRUM	0:615f90842ce8	1706	}
MACRUM	0:615f90842ce8	1707
MACRUM	0:615f90842ce8	1708	/*
MACRUM	0:615f90842ce8	1709	* \brief Function aborts CCA process.
MACRUM	0:615f90842ce8	1710	*
MACRUM	0:615f90842ce8	1711	* \param none
MACRUM	0:615f90842ce8	1712	*
MACRUM	0:615f90842ce8	1713	* \return none
MACRUM	0:615f90842ce8	1714	*/
MACRUM	0:615f90842ce8	1715	static void rf_cca_abort(void)
MACRUM	0:615f90842ce8	1716	{
MACRUM	0:615f90842ce8	1717	rf_cca_timer_stop();
MACRUM	0:615f90842ce8	1718	rf_flags_clear(RFF_CCA);
MACRUM	0:615f90842ce8	1719	rf_disable_static_frame_buffer_protection();
MACRUM	0:615f90842ce8	1720	}
MACRUM	0:615f90842ce8	1721
MACRUM	0:615f90842ce8	1722	/*
MACRUM	0:615f90842ce8	1723	* \brief Function starts the transmission of the frame.
MACRUM	0:615f90842ce8	1724	*
MACRUM	0:615f90842ce8	1725	* \param none
MACRUM	0:615f90842ce8	1726	*
MACRUM	0:615f90842ce8	1727	* \return none
MACRUM	0:615f90842ce8	1728	*/
MACRUM	0:615f90842ce8	1729	static void rf_start_tx(void)
MACRUM	0:615f90842ce8	1730	{
MACRUM	0:615f90842ce8	1731	/Only start transmitting from RX state/
MACRUM	0:615f90842ce8	1732	uint8_t trx_state = rf_if_read_trx_state();
MACRUM	0:615f90842ce8	1733	if(trx_state != RX_AACK_ON)
MACRUM	0:615f90842ce8	1734	{
MACRUM	0:615f90842ce8	1735	rf_disable_static_frame_buffer_protection();
MACRUM	0:615f90842ce8	1736	if(device_driver.phy_tx_done_cb){
MACRUM	0:615f90842ce8	1737	device_driver.phy_tx_done_cb(rf_radio_driver_id, mac_tx_handle, PHY_LINK_CCA_FAIL, 0, 0);
MACRUM	0:615f90842ce8	1738	}
MACRUM	0:615f90842ce8	1739	}
MACRUM	0:615f90842ce8	1740	else
MACRUM	0:615f90842ce8	1741	{
MACRUM	0:615f90842ce8	1742	/RF state change: ->PLL_ON->RF_TX_START/
MACRUM	0:615f90842ce8	1743	rf_if_change_trx_state(FORCE_PLL_ON);
MACRUM	0:615f90842ce8	1744	rf_flags_clear(RFF_RX);
MACRUM	0:615f90842ce8	1745	/Now we're out of receive mode, can release protection/
MACRUM	0:615f90842ce8	1746	rf_disable_static_frame_buffer_protection();
MACRUM	0:615f90842ce8	1747	rf_if_enable_tx_end_interrupt();
MACRUM	0:615f90842ce8	1748	rf_flags_set(RFF_TX);
MACRUM	0:615f90842ce8	1749	rf_if_change_trx_state(RF_TX_START);
MACRUM	0:615f90842ce8	1750	}
MACRUM	0:615f90842ce8	1751	}
MACRUM	0:615f90842ce8	1752
MACRUM	0:615f90842ce8	1753	/*
MACRUM	0:615f90842ce8	1754	* \brief Function sets the RF in RX state.
MACRUM	0:615f90842ce8	1755	*
MACRUM	0:615f90842ce8	1756	* \param none
MACRUM	0:615f90842ce8	1757	*
MACRUM	0:615f90842ce8	1758	* \return none
MACRUM	0:615f90842ce8	1759	*/
MACRUM	0:615f90842ce8	1760	static void rf_receive(void)
MACRUM	0:615f90842ce8	1761	{
MACRUM	0:615f90842ce8	1762	uint16_t while_counter = 0;
MACRUM	0:615f90842ce8	1763	if(rf_flags_check(RFF_ON) == 0)
MACRUM	0:615f90842ce8	1764	{
MACRUM	0:615f90842ce8	1765	rf_on();
MACRUM	0:615f90842ce8	1766	}
MACRUM	0:615f90842ce8	1767	/If not yet in RX state set it/
MACRUM	0:615f90842ce8	1768	if(rf_flags_check(RFF_RX) == 0)
MACRUM	0:615f90842ce8	1769	{
MACRUM	0:615f90842ce8	1770	rf_if_lock();
MACRUM	0:615f90842ce8	1771	/Wait while receiving data/
MACRUM	0:615f90842ce8	1772	while(rf_if_read_trx_state() == BUSY_RX_AACK)
MACRUM	0:615f90842ce8	1773	{
MACRUM	0:615f90842ce8	1774	while_counter++;
MACRUM	0:615f90842ce8	1775	if(while_counter == 0xffff)
MACRUM	0:615f90842ce8	1776	{
MACRUM	0:615f90842ce8	1777	break;
MACRUM	0:615f90842ce8	1778	}
MACRUM	0:615f90842ce8	1779	}
MACRUM	0:615f90842ce8	1780
MACRUM	0:615f90842ce8	1781	rf_if_change_trx_state(PLL_ON);
MACRUM	0:615f90842ce8	1782
MACRUM	0:615f90842ce8	1783	if((rf_mode == RF_MODE_SNIFFER) \|\| (rf_mode == RF_MODE_ED))
MACRUM	0:615f90842ce8	1784	{
MACRUM	0:615f90842ce8	1785	rf_if_change_trx_state(RX_ON);
MACRUM	0:615f90842ce8	1786	}
MACRUM	0:615f90842ce8	1787	else
MACRUM	0:615f90842ce8	1788	{
MACRUM	0:615f90842ce8	1789	/ACK is always received in promiscuous mode to bypass address filters/
MACRUM	0:615f90842ce8	1790	if(rf_rx_mode)
MACRUM	0:615f90842ce8	1791	{
MACRUM	0:615f90842ce8	1792	rf_rx_mode = 0;
MACRUM	0:615f90842ce8	1793	rf_if_enable_promiscuous_mode();
MACRUM	0:615f90842ce8	1794	}
MACRUM	0:615f90842ce8	1795	else
MACRUM	0:615f90842ce8	1796	{
MACRUM	0:615f90842ce8	1797	rf_if_disable_promiscuous_mode();
MACRUM	0:615f90842ce8	1798	}
MACRUM	0:615f90842ce8	1799	rf_if_change_trx_state(RX_AACK_ON);
MACRUM	0:615f90842ce8	1800	}
MACRUM	0:615f90842ce8	1801	/If calibration timer was unable to calibrate the RF, run calibration now/
MACRUM	0:615f90842ce8	1802	if(!rf_tuned)
MACRUM	0:615f90842ce8	1803	{
MACRUM	0:615f90842ce8	1804	/Start calibration. This can be done in states TRX_OFF, PLL_ON or in any receive state/
MACRUM	0:615f90842ce8	1805	rf_if_calibration();
MACRUM	0:615f90842ce8	1806	/RF is tuned now/
MACRUM	0:615f90842ce8	1807	rf_tuned = 1;
MACRUM	0:615f90842ce8	1808	}
MACRUM	0:615f90842ce8	1809
MACRUM	0:615f90842ce8	1810	rf_channel_set(rf_phy_channel);
MACRUM	0:615f90842ce8	1811	rf_flags_set(RFF_RX);
MACRUM	0:615f90842ce8	1812	// Don't receive packets when ED mode enabled
MACRUM	0:615f90842ce8	1813	if (rf_mode != RF_MODE_ED)
MACRUM	0:615f90842ce8	1814	{
MACRUM	0:615f90842ce8	1815	rf_if_enable_rx_end_interrupt();
MACRUM	0:615f90842ce8	1816	}
MACRUM	0:615f90842ce8	1817	rf_if_unlock();
MACRUM	0:615f90842ce8	1818	}
MACRUM	0:615f90842ce8	1819	}
MACRUM	0:615f90842ce8	1820
MACRUM	0:615f90842ce8	1821	/*
MACRUM	0:615f90842ce8	1822	* \brief Function calibrates the radio.
MACRUM	0:615f90842ce8	1823	*
MACRUM	0:615f90842ce8	1824	* \param none
MACRUM	0:615f90842ce8	1825	*
MACRUM	0:615f90842ce8	1826	* \return none
MACRUM	0:615f90842ce8	1827	*/
MACRUM	0:615f90842ce8	1828	static void rf_calibration_cb(void)
MACRUM	0:615f90842ce8	1829	{
MACRUM	0:615f90842ce8	1830	/clear tuned flag to start tuning in rf_receive/
MACRUM	0:615f90842ce8	1831	rf_tuned = 0;
MACRUM	0:615f90842ce8	1832	/If RF is in default receive state, start calibration/
MACRUM	0:615f90842ce8	1833	if(rf_if_read_trx_state() == RX_AACK_ON)
MACRUM	0:615f90842ce8	1834	{
MACRUM	0:615f90842ce8	1835	rf_if_lock();
MACRUM	0:615f90842ce8	1836	/Set RF in PLL_ON state/
MACRUM	0:615f90842ce8	1837	rf_if_change_trx_state(PLL_ON);
MACRUM	0:615f90842ce8	1838	/Set RF in TRX_OFF state to start PLL tuning/
MACRUM	0:615f90842ce8	1839	rf_if_change_trx_state(TRX_OFF);
MACRUM	0:615f90842ce8	1840	/Set RF in RX_ON state to calibrate/
MACRUM	0:615f90842ce8	1841	rf_if_change_trx_state(RX_ON);
MACRUM	0:615f90842ce8	1842	/Calibrate FTN/
MACRUM	0:615f90842ce8	1843	rf_if_calibration();
MACRUM	0:615f90842ce8	1844	/RF is tuned now/
MACRUM	0:615f90842ce8	1845	rf_tuned = 1;
MACRUM	0:615f90842ce8	1846	/Back to default receive state/
MACRUM	0:615f90842ce8	1847	rf_flags_clear(RFF_RX);
MACRUM	0:615f90842ce8	1848	rf_receive();
MACRUM	0:615f90842ce8	1849	rf_if_unlock();
MACRUM	0:615f90842ce8	1850	}
MACRUM	0:615f90842ce8	1851	}
MACRUM	0:615f90842ce8	1852
MACRUM	0:615f90842ce8	1853	/*
MACRUM	0:615f90842ce8	1854	* \brief Function sets RF_ON flag when radio is powered.
MACRUM	0:615f90842ce8	1855	*
MACRUM	0:615f90842ce8	1856	* \param none
MACRUM	0:615f90842ce8	1857	*
MACRUM	0:615f90842ce8	1858	* \return none
MACRUM	0:615f90842ce8	1859	*/
MACRUM	0:615f90842ce8	1860	static void rf_on(void)
MACRUM	0:615f90842ce8	1861	{
MACRUM	0:615f90842ce8	1862	/Set RFF_ON flag/
MACRUM	0:615f90842ce8	1863	if(rf_flags_check(RFF_ON) == 0)
MACRUM	0:615f90842ce8	1864	{
MACRUM	0:615f90842ce8	1865	rf_if_lock();
MACRUM	0:615f90842ce8	1866	rf_flags_set(RFF_ON);
MACRUM	0:615f90842ce8	1867	/Enable Antenna diversity/
MACRUM	0:615f90842ce8	1868	if(rf_use_antenna_diversity)
MACRUM	0:615f90842ce8	1869	/Set ANT_EXT_SW_EN to enable controlling of antenna diversity/
MACRUM	0:615f90842ce8	1870	rf_if_enable_ant_div();
MACRUM	0:615f90842ce8	1871
MACRUM	0:615f90842ce8	1872	/Wake up from sleep state/
MACRUM	0:615f90842ce8	1873	rf_if_disable_slptr();
MACRUM	0:615f90842ce8	1874	rf_poll_trx_state_change(TRX_OFF);
MACRUM	0:615f90842ce8	1875	rf_if_unlock();
MACRUM	0:615f90842ce8	1876	}
MACRUM	0:615f90842ce8	1877	}
MACRUM	0:615f90842ce8	1878
MACRUM	0:615f90842ce8	1879	/*
MACRUM	0:615f90842ce8	1880	* \brief Function handles the received ACK frame.
MACRUM	0:615f90842ce8	1881	*
MACRUM	0:615f90842ce8	1882	* \param seq_number Sequence number of received ACK
MACRUM	0:615f90842ce8	1883	* \param data_pending Pending bit state in received ACK
MACRUM	0:615f90842ce8	1884	*
MACRUM	0:615f90842ce8	1885	* \return none
MACRUM	0:615f90842ce8	1886	*/
MACRUM	0:615f90842ce8	1887	static void rf_handle_ack(uint8_t seq_number, uint8_t data_pending)
MACRUM	0:615f90842ce8	1888	{
MACRUM	0:615f90842ce8	1889	phy_link_tx_status_e phy_status;
MACRUM	0:615f90842ce8	1890	rf_if_lock();
MACRUM	0:615f90842ce8	1891	/Received ACK sequence must be equal with transmitted packet sequence/
MACRUM	0:615f90842ce8	1892	if(expected_ack_sequence == seq_number)
MACRUM	0:615f90842ce8	1893	{
MACRUM	0:615f90842ce8	1894	rf_ack_wait_timer_stop();
MACRUM	0:615f90842ce8	1895	expected_ack_sequence = -1;
MACRUM	0:615f90842ce8	1896	/When data pending bit in ACK frame is set, inform NET library/
MACRUM	0:615f90842ce8	1897	if(data_pending)
MACRUM	0:615f90842ce8	1898	phy_status = PHY_LINK_TX_DONE_PENDING;
MACRUM	0:615f90842ce8	1899	else
MACRUM	0:615f90842ce8	1900	phy_status = PHY_LINK_TX_DONE;
MACRUM	0:615f90842ce8	1901	/Call PHY TX Done API/
MACRUM	0:615f90842ce8	1902	if(device_driver.phy_tx_done_cb){
MACRUM	0:615f90842ce8	1903	device_driver.phy_tx_done_cb(rf_radio_driver_id, mac_tx_handle,phy_status, 0, 0);
MACRUM	0:615f90842ce8	1904	}
MACRUM	0:615f90842ce8	1905	}
MACRUM	0:615f90842ce8	1906	rf_if_unlock();
MACRUM	0:615f90842ce8	1907	}
MACRUM	0:615f90842ce8	1908
MACRUM	0:615f90842ce8	1909	/*
MACRUM	0:615f90842ce8	1910	* \brief Function is a call back for RX end interrupt.
MACRUM	0:615f90842ce8	1911	*
MACRUM	0:615f90842ce8	1912	* \param none
MACRUM	0:615f90842ce8	1913	*
MACRUM	0:615f90842ce8	1914	* \return none
MACRUM	0:615f90842ce8	1915	*/
MACRUM	0:615f90842ce8	1916	static void rf_handle_rx_end(void)
MACRUM	0:615f90842ce8	1917	{
MACRUM	0:615f90842ce8	1918	/Start receiver/
MACRUM	0:615f90842ce8	1919	rf_flags_clear(RFF_RX);
MACRUM	0:615f90842ce8	1920	rf_receive();
MACRUM	0:615f90842ce8	1921
MACRUM	0:615f90842ce8	1922	/Frame received interrupt/
MACRUM	0:615f90842ce8	1923	if(!rf_flags_check(RFF_RX)) {
MACRUM	0:615f90842ce8	1924	return;
MACRUM	0:615f90842ce8	1925	}
MACRUM	0:615f90842ce8	1926
MACRUM	0:615f90842ce8	1927	static uint8_t rf_buffer[RF_MTU];
MACRUM	0:615f90842ce8	1928	uint8_t rf_lqi, rf_ed;
MACRUM	0:615f90842ce8	1929	int8_t rf_rssi;
MACRUM	0:615f90842ce8	1930	bool crc_good;
MACRUM	0:615f90842ce8	1931
MACRUM	0:615f90842ce8	1932	/Read received packet/
MACRUM	0:615f90842ce8	1933	uint8_t len = rf_if_read_packet(rf_buffer, &rf_lqi, &rf_ed, &crc_good);
MACRUM	0:615f90842ce8	1934	if (len < 5 \|\| !crc_good) {
MACRUM	0:615f90842ce8	1935	return;
MACRUM	0:615f90842ce8	1936	}
MACRUM	0:615f90842ce8	1937
MACRUM	0:615f90842ce8	1938	/* Convert raw ED to dBm value (chip-dependent) */
MACRUM	0:615f90842ce8	1939	rf_rssi = rf_if_scale_rssi(rf_ed);
MACRUM	0:615f90842ce8	1940
MACRUM	0:615f90842ce8	1941	/* Create a virtual LQI using received RSSI, forgetting actual HW LQI */
MACRUM	0:615f90842ce8	1942	/* (should be done through PHY_EXTENSION_CONVERT_SIGNAL_INFO) */
MACRUM	0:615f90842ce8	1943	rf_lqi = rf_scale_lqi(rf_rssi);
MACRUM	0:615f90842ce8	1944
MACRUM	0:615f90842ce8	1945	/Handle received ACK/
MACRUM	0:615f90842ce8	1946	if((rf_buffer[0] & 0x07) == 0x02 && rf_mode != RF_MODE_SNIFFER)
MACRUM	0:615f90842ce8	1947	{
MACRUM	0:615f90842ce8	1948	/Check if data is pending/
MACRUM	0:615f90842ce8	1949	bool pending = (rf_buffer[0] & 0x10);
MACRUM	0:615f90842ce8	1950
MACRUM	0:615f90842ce8	1951	/Send sequence number in ACK handler/
MACRUM	0:615f90842ce8	1952	rf_handle_ack(rf_buffer[2], pending);
MACRUM	0:615f90842ce8	1953	} else {
MACRUM	0:615f90842ce8	1954	if( device_driver.phy_rx_cb ){
MACRUM	0:615f90842ce8	1955	device_driver.phy_rx_cb(rf_buffer, len - 2, rf_lqi, rf_rssi, rf_radio_driver_id);
MACRUM	0:615f90842ce8	1956	}
MACRUM	0:615f90842ce8	1957	}
MACRUM	0:615f90842ce8	1958	}
MACRUM	0:615f90842ce8	1959
MACRUM	0:615f90842ce8	1960	/*
MACRUM	0:615f90842ce8	1961	* \brief Function is called when MAC is shutting down the radio.
MACRUM	0:615f90842ce8	1962	*
MACRUM	0:615f90842ce8	1963	* \param none
MACRUM	0:615f90842ce8	1964	*
MACRUM	0:615f90842ce8	1965	* \return none
MACRUM	0:615f90842ce8	1966	*/
MACRUM	0:615f90842ce8	1967	static void rf_shutdown(void)
MACRUM	0:615f90842ce8	1968	{
MACRUM	0:615f90842ce8	1969	/Call RF OFF/
MACRUM	0:615f90842ce8	1970	rf_off();
MACRUM	0:615f90842ce8	1971	}
MACRUM	0:615f90842ce8	1972
MACRUM	0:615f90842ce8	1973	/*
MACRUM	0:615f90842ce8	1974	* \brief Function is a call back for TX end interrupt.
MACRUM	0:615f90842ce8	1975	*
MACRUM	0:615f90842ce8	1976	* \param none
MACRUM	0:615f90842ce8	1977	*
MACRUM	0:615f90842ce8	1978	* \return none
MACRUM	0:615f90842ce8	1979	*/
MACRUM	0:615f90842ce8	1980	static void rf_handle_tx_end(void)
MACRUM	0:615f90842ce8	1981	{
MACRUM	0:615f90842ce8	1982	rf_rx_mode = 0;
MACRUM	0:615f90842ce8	1983	/If ACK is needed for this transmission/
MACRUM	0:615f90842ce8	1984	if((rf_tx_data[0] & 0x20) && rf_flags_check(RFF_TX))
MACRUM	0:615f90842ce8	1985	{
MACRUM	0:615f90842ce8	1986	expected_ack_sequence = rf_tx_data[2];
MACRUM	0:615f90842ce8	1987	rf_ack_wait_timer_start(rf_ack_wait_duration);
MACRUM	0:615f90842ce8	1988	rf_rx_mode = 1;
MACRUM	0:615f90842ce8	1989	}
MACRUM	0:615f90842ce8	1990	rf_flags_clear(RFF_RX);
MACRUM	0:615f90842ce8	1991	/Start receiver/
MACRUM	0:615f90842ce8	1992	rf_receive();
MACRUM	0:615f90842ce8	1993
MACRUM	0:615f90842ce8	1994	/Call PHY TX Done API/
MACRUM	0:615f90842ce8	1995	if(device_driver.phy_tx_done_cb){
MACRUM	0:615f90842ce8	1996	device_driver.phy_tx_done_cb(rf_radio_driver_id, mac_tx_handle, PHY_LINK_TX_SUCCESS, 0, 0);
MACRUM	0:615f90842ce8	1997	}
MACRUM	0:615f90842ce8	1998	}
MACRUM	0:615f90842ce8	1999
MACRUM	0:615f90842ce8	2000	/*
MACRUM	0:615f90842ce8	2001	* \brief Function is a call back for CCA ED done interrupt.
MACRUM	0:615f90842ce8	2002	*
MACRUM	0:615f90842ce8	2003	* \param none
MACRUM	0:615f90842ce8	2004	*
MACRUM	0:615f90842ce8	2005	* \return none
MACRUM	0:615f90842ce8	2006	*/
MACRUM	0:615f90842ce8	2007	static void rf_handle_cca_ed_done(void)
MACRUM	0:615f90842ce8	2008	{
MACRUM	0:615f90842ce8	2009	if (!rf_flags_check(RFF_CCA)) {
MACRUM	0:615f90842ce8	2010	return;
MACRUM	0:615f90842ce8	2011	}
MACRUM	0:615f90842ce8	2012	rf_flags_clear(RFF_CCA);
MACRUM	0:615f90842ce8	2013	/Check the result of CCA process/
MACRUM	0:615f90842ce8	2014	if(rf_if_check_cca())
MACRUM	0:615f90842ce8	2015	{
MACRUM	0:615f90842ce8	2016	rf_start_tx();
MACRUM	0:615f90842ce8	2017	}
MACRUM	0:615f90842ce8	2018	else
MACRUM	0:615f90842ce8	2019	{
MACRUM	0:615f90842ce8	2020	/Re-enable reception/
MACRUM	0:615f90842ce8	2021	rf_disable_static_frame_buffer_protection();
MACRUM	0:615f90842ce8	2022	/Send CCA fail notification/
MACRUM	0:615f90842ce8	2023	if(device_driver.phy_tx_done_cb){
MACRUM	0:615f90842ce8	2024	device_driver.phy_tx_done_cb(rf_radio_driver_id, mac_tx_handle, PHY_LINK_CCA_FAIL, 0, 0);
MACRUM	0:615f90842ce8	2025	}
MACRUM	0:615f90842ce8	2026	}
MACRUM	0:615f90842ce8	2027	}
MACRUM	0:615f90842ce8	2028
MACRUM	0:615f90842ce8	2029	/*
MACRUM	0:615f90842ce8	2030	* \brief Function returns the TX power variable.
MACRUM	0:615f90842ce8	2031	*
MACRUM	0:615f90842ce8	2032	* \param none
MACRUM	0:615f90842ce8	2033	*
MACRUM	0:615f90842ce8	2034	* \return radio_tx_power TX power variable
MACRUM	0:615f90842ce8	2035	*/
MACRUM	0:615f90842ce8	2036	MBED_UNUSED static uint8_t rf_tx_power_get(void)
MACRUM	0:615f90842ce8	2037	{
MACRUM	0:615f90842ce8	2038	return radio_tx_power;
MACRUM	0:615f90842ce8	2039	}
MACRUM	0:615f90842ce8	2040
MACRUM	0:615f90842ce8	2041	/*
MACRUM	0:615f90842ce8	2042	* \brief Function enables the usage of Antenna diversity.
MACRUM	0:615f90842ce8	2043	*
MACRUM	0:615f90842ce8	2044	* \param none
MACRUM	0:615f90842ce8	2045	*
MACRUM	0:615f90842ce8	2046	* \return 0 Success
MACRUM	0:615f90842ce8	2047	*/
MACRUM	0:615f90842ce8	2048	MBED_UNUSED static int8_t rf_enable_antenna_diversity(void)
MACRUM	0:615f90842ce8	2049	{
MACRUM	0:615f90842ce8	2050	int8_t ret_val = 0;
MACRUM	0:615f90842ce8	2051	rf_use_antenna_diversity = 1;
MACRUM	0:615f90842ce8	2052	return ret_val;
MACRUM	0:615f90842ce8	2053	}
MACRUM	0:615f90842ce8	2054
MACRUM	0:615f90842ce8	2055	/*
MACRUM	0:615f90842ce8	2056	* \brief Function gives the control of RF states to MAC.
MACRUM	0:615f90842ce8	2057	*
MACRUM	0:615f90842ce8	2058	* \param new_state RF state
MACRUM	0:615f90842ce8	2059	* \param rf_channel RF channel
MACRUM	0:615f90842ce8	2060	*
MACRUM	0:615f90842ce8	2061	* \return 0 Success
MACRUM	0:615f90842ce8	2062	*/
MACRUM	0:615f90842ce8	2063	static int8_t rf_interface_state_control(phy_interface_state_e new_state, uint8_t rf_channel)
MACRUM	0:615f90842ce8	2064	{
MACRUM	0:615f90842ce8	2065	int8_t ret_val = 0;
MACRUM	0:615f90842ce8	2066	switch (new_state)
MACRUM	0:615f90842ce8	2067	{
MACRUM	0:615f90842ce8	2068	/Reset PHY driver and set to idle/
MACRUM	0:615f90842ce8	2069	case PHY_INTERFACE_RESET:
MACRUM	0:615f90842ce8	2070	break;
MACRUM	0:615f90842ce8	2071	/Disable PHY Interface driver/
MACRUM	0:615f90842ce8	2072	case PHY_INTERFACE_DOWN:
MACRUM	0:615f90842ce8	2073	rf_shutdown();
MACRUM	0:615f90842ce8	2074	break;
MACRUM	0:615f90842ce8	2075	/Enable PHY Interface driver/
MACRUM	0:615f90842ce8	2076	case PHY_INTERFACE_UP:
MACRUM	0:615f90842ce8	2077	rf_mode = RF_MODE_NORMAL;
MACRUM	0:615f90842ce8	2078	rf_channel_set(rf_channel);
MACRUM	0:615f90842ce8	2079	rf_receive();
MACRUM	0:615f90842ce8	2080	rf_if_enable_irq();
MACRUM	0:615f90842ce8	2081	break;
MACRUM	0:615f90842ce8	2082	/Enable wireless interface ED scan mode/
MACRUM	0:615f90842ce8	2083	case PHY_INTERFACE_RX_ENERGY_STATE:
MACRUM	0:615f90842ce8	2084	rf_mode = RF_MODE_ED;
MACRUM	0:615f90842ce8	2085	rf_channel_set(rf_channel);
MACRUM	0:615f90842ce8	2086	rf_receive();
MACRUM	0:615f90842ce8	2087	rf_if_disable_irq();
MACRUM	0:615f90842ce8	2088	// Read status to clear pending flags.
MACRUM	0:615f90842ce8	2089	rf_if_read_register(IRQ_STATUS);
MACRUM	0:615f90842ce8	2090	// Must set interrupt mask to be able to read IRQ status. GPIO interrupt is disabled.
MACRUM	0:615f90842ce8	2091	rf_if_enable_cca_ed_done_interrupt();
MACRUM	0:615f90842ce8	2092	// ED can be initiated by writing arbitrary value to PHY_ED_LEVEL
MACRUM	0:615f90842ce8	2093	rf_if_write_register(PHY_ED_LEVEL, 0xff);
MACRUM	0:615f90842ce8	2094	break;
MACRUM	0:615f90842ce8	2095	case PHY_INTERFACE_SNIFFER_STATE: /*< Enable Sniffer state /
MACRUM	0:615f90842ce8	2096	rf_mode = RF_MODE_SNIFFER;
MACRUM	0:615f90842ce8	2097	rf_channel_set(rf_channel);
MACRUM	0:615f90842ce8	2098	rf_flags_clear(RFF_RX);
MACRUM	0:615f90842ce8	2099	rf_receive();
MACRUM	0:615f90842ce8	2100	rf_if_enable_irq();
MACRUM	0:615f90842ce8	2101	break;
MACRUM	0:615f90842ce8	2102	}
MACRUM	0:615f90842ce8	2103	return ret_val;
MACRUM	0:615f90842ce8	2104	}
MACRUM	0:615f90842ce8	2105
MACRUM	0:615f90842ce8	2106	/*
MACRUM	0:615f90842ce8	2107	* \brief Function controls the ACK pending, channel setting and energy detection.
MACRUM	0:615f90842ce8	2108	*
MACRUM	0:615f90842ce8	2109	* \param extension_type Type of control
MACRUM	0:615f90842ce8	2110	* \param data_ptr Data from NET library
MACRUM	0:615f90842ce8	2111	*
MACRUM	0:615f90842ce8	2112	* \return 0 Success
MACRUM	0:615f90842ce8	2113	*/
MACRUM	0:615f90842ce8	2114	static int8_t rf_extension(phy_extension_type_e extension_type, uint8_t *data_ptr)
MACRUM	0:615f90842ce8	2115	{
MACRUM	0:615f90842ce8	2116	switch (extension_type)
MACRUM	0:615f90842ce8	2117	{
MACRUM	0:615f90842ce8	2118	/Control MAC pending bit for Indirect data transmission/
MACRUM	0:615f90842ce8	2119	case PHY_EXTENSION_CTRL_PENDING_BIT:
MACRUM	0:615f90842ce8	2120	if(*data_ptr)
MACRUM	0:615f90842ce8	2121	{
MACRUM	0:615f90842ce8	2122	rf_if_ack_pending_ctrl(1);
MACRUM	0:615f90842ce8	2123	}
MACRUM	0:615f90842ce8	2124	else
MACRUM	0:615f90842ce8	2125	{
MACRUM	0:615f90842ce8	2126	rf_if_ack_pending_ctrl(0);
MACRUM	0:615f90842ce8	2127	}
MACRUM	0:615f90842ce8	2128	break;
MACRUM	0:615f90842ce8	2129	/Return frame pending status/
MACRUM	0:615f90842ce8	2130	case PHY_EXTENSION_READ_LAST_ACK_PENDING_STATUS:
MACRUM	0:615f90842ce8	2131	*data_ptr = rf_if_last_acked_pending();
MACRUM	0:615f90842ce8	2132	break;
MACRUM	0:615f90842ce8	2133	/Set channel/
MACRUM	0:615f90842ce8	2134	case PHY_EXTENSION_SET_CHANNEL:
MACRUM	0:615f90842ce8	2135	break;
MACRUM	0:615f90842ce8	2136	/Read energy on the channel/
MACRUM	0:615f90842ce8	2137	case PHY_EXTENSION_READ_CHANNEL_ENERGY:
MACRUM	0:615f90842ce8	2138	// End of the ED measurement is indicated by CCA_ED_DONE
MACRUM	0:615f90842ce8	2139	while (!(rf_if_read_register(IRQ_STATUS) & CCA_ED_DONE));
MACRUM	0:615f90842ce8	2140	// RF input power: RSSI base level + 1[db] * PHY_ED_LEVEL
MACRUM	0:615f90842ce8	2141	*data_ptr = rf_sensitivity + rf_if_read_register(PHY_ED_LEVEL);
MACRUM	0:615f90842ce8	2142	// Read status to clear pending flags.
MACRUM	0:615f90842ce8	2143	rf_if_read_register(IRQ_STATUS);
MACRUM	0:615f90842ce8	2144	// Next ED measurement is started, next PHY_EXTENSION_READ_CHANNEL_ENERGY call will return the result.
MACRUM	0:615f90842ce8	2145	rf_if_write_register(PHY_ED_LEVEL, 0xff);
MACRUM	0:615f90842ce8	2146	break;
MACRUM	0:615f90842ce8	2147	/Read status of the link/
MACRUM	0:615f90842ce8	2148	case PHY_EXTENSION_READ_LINK_STATUS:
MACRUM	0:615f90842ce8	2149	break;
MACRUM	0:615f90842ce8	2150	default:
MACRUM	0:615f90842ce8	2151	break;
MACRUM	0:615f90842ce8	2152	}
MACRUM	0:615f90842ce8	2153	return 0;
MACRUM	0:615f90842ce8	2154	}
MACRUM	0:615f90842ce8	2155
MACRUM	0:615f90842ce8	2156	/*
MACRUM	0:615f90842ce8	2157	* \brief Function sets the addresses to RF address filters.
MACRUM	0:615f90842ce8	2158	*
MACRUM	0:615f90842ce8	2159	* \param address_type Type of address
MACRUM	0:615f90842ce8	2160	* \param address_ptr Pointer to given address
MACRUM	0:615f90842ce8	2161	*
MACRUM	0:615f90842ce8	2162	* \return 0 Success
MACRUM	0:615f90842ce8	2163	*/
MACRUM	0:615f90842ce8	2164	static int8_t rf_address_write(phy_address_type_e address_type, uint8_t *address_ptr)
MACRUM	0:615f90842ce8	2165	{
MACRUM	0:615f90842ce8	2166	int8_t ret_val = 0;
MACRUM	0:615f90842ce8	2167	switch (address_type)
MACRUM	0:615f90842ce8	2168	{
MACRUM	0:615f90842ce8	2169	/Set 48-bit address/
MACRUM	0:615f90842ce8	2170	case PHY_MAC_48BIT:
MACRUM	0:615f90842ce8	2171	break;
MACRUM	0:615f90842ce8	2172	/Set 64-bit address/
MACRUM	0:615f90842ce8	2173	case PHY_MAC_64BIT:
MACRUM	0:615f90842ce8	2174	rf_set_address(address_ptr);
MACRUM	0:615f90842ce8	2175	break;
MACRUM	0:615f90842ce8	2176	/Set 16-bit address/
MACRUM	0:615f90842ce8	2177	case PHY_MAC_16BIT:
MACRUM	0:615f90842ce8	2178	rf_set_short_adr(address_ptr);
MACRUM	0:615f90842ce8	2179	break;
MACRUM	0:615f90842ce8	2180	/Set PAN Id/
MACRUM	0:615f90842ce8	2181	case PHY_MAC_PANID:
MACRUM	0:615f90842ce8	2182	rf_set_pan_id(address_ptr);
MACRUM	0:615f90842ce8	2183	break;
MACRUM	0:615f90842ce8	2184	}
MACRUM	0:615f90842ce8	2185	return ret_val;
MACRUM	0:615f90842ce8	2186	}
MACRUM	0:615f90842ce8	2187
MACRUM	0:615f90842ce8	2188	/*
MACRUM	0:615f90842ce8	2189	* \brief Function initialises the ACK wait time and returns the used PHY mode.
MACRUM	0:615f90842ce8	2190	*
MACRUM	0:615f90842ce8	2191	* \param none
MACRUM	0:615f90842ce8	2192	*
MACRUM	0:615f90842ce8	2193	* \return tmp Used PHY mode
MACRUM	0:615f90842ce8	2194	*/
MACRUM	0:615f90842ce8	2195	static void rf_init_phy_mode(void)
MACRUM	0:615f90842ce8	2196	{
MACRUM	0:615f90842ce8	2197	uint8_t tmp = 0;
MACRUM	0:615f90842ce8	2198	uint8_t part = rf_if_read_part_num();
MACRUM	0:615f90842ce8	2199	/Read used PHY Mode/
MACRUM	0:615f90842ce8	2200	tmp = rf_if_read_register(TRX_CTRL_2);
MACRUM	0:615f90842ce8	2201	/Set ACK wait time for used data rate/
MACRUM	0:615f90842ce8	2202	if(part == PART_AT86RF212)
MACRUM	0:615f90842ce8	2203	{
MACRUM	0:615f90842ce8	2204	if((tmp & 0x1f) == 0x00)
MACRUM	0:615f90842ce8	2205	{
MACRUM	0:615f90842ce8	2206	rf_sensitivity = -110;
MACRUM	0:615f90842ce8	2207	rf_ack_wait_duration = 938;
MACRUM	0:615f90842ce8	2208	tmp = BPSK_20;
MACRUM	0:615f90842ce8	2209	}
MACRUM	0:615f90842ce8	2210	else if((tmp & 0x1f) == 0x04)
MACRUM	0:615f90842ce8	2211	{
MACRUM	0:615f90842ce8	2212	rf_sensitivity = -108;
MACRUM	0:615f90842ce8	2213	rf_ack_wait_duration = 469;
MACRUM	0:615f90842ce8	2214	tmp = BPSK_40;
MACRUM	0:615f90842ce8	2215	}
MACRUM	0:615f90842ce8	2216	else if((tmp & 0x1f) == 0x14)
MACRUM	0:615f90842ce8	2217	{
MACRUM	0:615f90842ce8	2218	rf_sensitivity = -108;
MACRUM	0:615f90842ce8	2219	rf_ack_wait_duration = 469;
MACRUM	0:615f90842ce8	2220	tmp = BPSK_40_ALT;
MACRUM	0:615f90842ce8	2221	}
MACRUM	0:615f90842ce8	2222	else if((tmp & 0x1f) == 0x08)
MACRUM	0:615f90842ce8	2223	{
MACRUM	0:615f90842ce8	2224	rf_sensitivity = -101;
MACRUM	0:615f90842ce8	2225	rf_ack_wait_duration = 50;
MACRUM	0:615f90842ce8	2226	tmp = OQPSK_SIN_RC_100;
MACRUM	0:615f90842ce8	2227	}
MACRUM	0:615f90842ce8	2228	else if((tmp & 0x1f) == 0x09)
MACRUM	0:615f90842ce8	2229	{
MACRUM	0:615f90842ce8	2230	rf_sensitivity = -99;
MACRUM	0:615f90842ce8	2231	rf_ack_wait_duration = 30;
MACRUM	0:615f90842ce8	2232	tmp = OQPSK_SIN_RC_200;
MACRUM	0:615f90842ce8	2233	}
MACRUM	0:615f90842ce8	2234	else if((tmp & 0x1f) == 0x18)
MACRUM	0:615f90842ce8	2235	{
MACRUM	0:615f90842ce8	2236	rf_sensitivity = -102;
MACRUM	0:615f90842ce8	2237	rf_ack_wait_duration = 50;
MACRUM	0:615f90842ce8	2238	tmp = OQPSK_RC_100;
MACRUM	0:615f90842ce8	2239	}
MACRUM	0:615f90842ce8	2240	else if((tmp & 0x1f) == 0x19)
MACRUM	0:615f90842ce8	2241	{
MACRUM	0:615f90842ce8	2242	rf_sensitivity = -100;
MACRUM	0:615f90842ce8	2243	rf_ack_wait_duration = 30;
MACRUM	0:615f90842ce8	2244	tmp = OQPSK_RC_200;
MACRUM	0:615f90842ce8	2245	}
MACRUM	0:615f90842ce8	2246	else if((tmp & 0x1f) == 0x0c)
MACRUM	0:615f90842ce8	2247	{
MACRUM	0:615f90842ce8	2248	rf_sensitivity = -100;
MACRUM	0:615f90842ce8	2249	rf_ack_wait_duration = 20;
MACRUM	0:615f90842ce8	2250	tmp = OQPSK_SIN_250;
MACRUM	0:615f90842ce8	2251	}
MACRUM	0:615f90842ce8	2252	else if((tmp & 0x1f) == 0x0d)
MACRUM	0:615f90842ce8	2253	{
MACRUM	0:615f90842ce8	2254	rf_sensitivity = -98;
MACRUM	0:615f90842ce8	2255	rf_ack_wait_duration = 25;
MACRUM	0:615f90842ce8	2256	tmp = OQPSK_SIN_500;
MACRUM	0:615f90842ce8	2257	}
MACRUM	0:615f90842ce8	2258	else if((tmp & 0x1f) == 0x0f)
MACRUM	0:615f90842ce8	2259	{
MACRUM	0:615f90842ce8	2260	rf_sensitivity = -98;
MACRUM	0:615f90842ce8	2261	rf_ack_wait_duration = 25;
MACRUM	0:615f90842ce8	2262	tmp = OQPSK_SIN_500_ALT;
MACRUM	0:615f90842ce8	2263	}
MACRUM	0:615f90842ce8	2264	else if((tmp & 0x1f) == 0x1c)
MACRUM	0:615f90842ce8	2265	{
MACRUM	0:615f90842ce8	2266	rf_sensitivity = -101;
MACRUM	0:615f90842ce8	2267	rf_ack_wait_duration = 20;
MACRUM	0:615f90842ce8	2268	tmp = OQPSK_RC_250;
MACRUM	0:615f90842ce8	2269	}
MACRUM	0:615f90842ce8	2270	else if((tmp & 0x1f) == 0x1d)
MACRUM	0:615f90842ce8	2271	{
MACRUM	0:615f90842ce8	2272	rf_sensitivity = -99;
MACRUM	0:615f90842ce8	2273	rf_ack_wait_duration = 25;
MACRUM	0:615f90842ce8	2274	tmp = OQPSK_RC_500;
MACRUM	0:615f90842ce8	2275	}
MACRUM	0:615f90842ce8	2276	else if((tmp & 0x1f) == 0x1f)
MACRUM	0:615f90842ce8	2277	{
MACRUM	0:615f90842ce8	2278	rf_sensitivity = -99;
MACRUM	0:615f90842ce8	2279	rf_ack_wait_duration = 25;
MACRUM	0:615f90842ce8	2280	tmp = OQPSK_RC_500_ALT;
MACRUM	0:615f90842ce8	2281	}
MACRUM	0:615f90842ce8	2282	else if((tmp & 0x3f) == 0x2A)
MACRUM	0:615f90842ce8	2283	{
MACRUM	0:615f90842ce8	2284	rf_sensitivity = -91;
MACRUM	0:615f90842ce8	2285	rf_ack_wait_duration = 25;
MACRUM	0:615f90842ce8	2286	tmp = OQPSK_SIN_RC_400_SCR_ON;
MACRUM	0:615f90842ce8	2287	}
MACRUM	0:615f90842ce8	2288	else if((tmp & 0x3f) == 0x0A)
MACRUM	0:615f90842ce8	2289	{
MACRUM	0:615f90842ce8	2290	rf_sensitivity = -91;
MACRUM	0:615f90842ce8	2291	rf_ack_wait_duration = 25;
MACRUM	0:615f90842ce8	2292	tmp = OQPSK_SIN_RC_400_SCR_OFF;
MACRUM	0:615f90842ce8	2293	}
MACRUM	0:615f90842ce8	2294	else if((tmp & 0x3f) == 0x3A)
MACRUM	0:615f90842ce8	2295	{
MACRUM	0:615f90842ce8	2296	rf_sensitivity = -97;
MACRUM	0:615f90842ce8	2297	rf_ack_wait_duration = 25;
MACRUM	0:615f90842ce8	2298	tmp = OQPSK_RC_400_SCR_ON;
MACRUM	0:615f90842ce8	2299	}
MACRUM	0:615f90842ce8	2300	else if((tmp & 0x3f) == 0x1A)
MACRUM	0:615f90842ce8	2301	{
MACRUM	0:615f90842ce8	2302	rf_sensitivity = -97;
MACRUM	0:615f90842ce8	2303	rf_ack_wait_duration = 25;
MACRUM	0:615f90842ce8	2304	tmp = OQPSK_RC_400_SCR_OFF;
MACRUM	0:615f90842ce8	2305	}
MACRUM	0:615f90842ce8	2306	else if((tmp & 0x3f) == 0x2E)
MACRUM	0:615f90842ce8	2307	{
MACRUM	0:615f90842ce8	2308	rf_sensitivity = -93;
MACRUM	0:615f90842ce8	2309	rf_ack_wait_duration = 13;
MACRUM	0:615f90842ce8	2310	tmp = OQPSK_SIN_1000_SCR_ON;
MACRUM	0:615f90842ce8	2311	}
MACRUM	0:615f90842ce8	2312	else if((tmp & 0x3f) == 0x0E)
MACRUM	0:615f90842ce8	2313	{
MACRUM	0:615f90842ce8	2314	rf_sensitivity = -93;
MACRUM	0:615f90842ce8	2315	rf_ack_wait_duration = 13;
MACRUM	0:615f90842ce8	2316	tmp = OQPSK_SIN_1000_SCR_OFF;
MACRUM	0:615f90842ce8	2317	}
MACRUM	0:615f90842ce8	2318	else if((tmp & 0x3f) == 0x3E)
MACRUM	0:615f90842ce8	2319	{
MACRUM	0:615f90842ce8	2320	rf_sensitivity = -95;
MACRUM	0:615f90842ce8	2321	rf_ack_wait_duration = 13;
MACRUM	0:615f90842ce8	2322	tmp = OQPSK_RC_1000_SCR_ON;
MACRUM	0:615f90842ce8	2323	}
MACRUM	0:615f90842ce8	2324	else if((tmp & 0x3f) == 0x1E)
MACRUM	0:615f90842ce8	2325	{
MACRUM	0:615f90842ce8	2326	rf_sensitivity = -95;
MACRUM	0:615f90842ce8	2327	rf_ack_wait_duration = 13;
MACRUM	0:615f90842ce8	2328	tmp = OQPSK_RC_1000_SCR_OFF;
MACRUM	0:615f90842ce8	2329	}
MACRUM	0:615f90842ce8	2330	}
MACRUM	0:615f90842ce8	2331	else
MACRUM	0:615f90842ce8	2332	{
MACRUM	0:615f90842ce8	2333	rf_sensitivity = -101;
MACRUM	0:615f90842ce8	2334	rf_ack_wait_duration = 20;
MACRUM	0:615f90842ce8	2335	}
MACRUM	0:615f90842ce8	2336	/Board design might reduces the sensitivity/
MACRUM	0:615f90842ce8	2337	//rf_sensitivity += RF_SENSITIVITY_CALIBRATION;
MACRUM	0:615f90842ce8	2338	}
MACRUM	0:615f90842ce8	2339
MACRUM	0:615f90842ce8	2340
MACRUM	0:615f90842ce8	2341	static uint8_t rf_scale_lqi(int8_t rssi)
MACRUM	0:615f90842ce8	2342	{
MACRUM	0:615f90842ce8	2343	uint8_t scaled_lqi;
MACRUM	0:615f90842ce8	2344
MACRUM	0:615f90842ce8	2345	/rssi < RF sensitivity/
MACRUM	0:615f90842ce8	2346	if(rssi < rf_sensitivity)
MACRUM	0:615f90842ce8	2347	scaled_lqi=0;
MACRUM	0:615f90842ce8	2348	/-91 dBm < rssi < -81 dBm (AT86RF233 XPro)/
MACRUM	0:615f90842ce8	2349	/-90 dBm < rssi < -80 dBm (AT86RF212B XPro)/
MACRUM	0:615f90842ce8	2350	else if(rssi < (rf_sensitivity + 10))
MACRUM	0:615f90842ce8	2351	scaled_lqi=31;
MACRUM	0:615f90842ce8	2352	/-81 dBm < rssi < -71 dBm (AT86RF233 XPro)/
MACRUM	0:615f90842ce8	2353	/-80 dBm < rssi < -70 dBm (AT86RF212B XPro)/
MACRUM	0:615f90842ce8	2354	else if(rssi < (rf_sensitivity + 20))
MACRUM	0:615f90842ce8	2355	scaled_lqi=207;
MACRUM	0:615f90842ce8	2356	/-71 dBm < rssi < -61 dBm (AT86RF233 XPro)/
MACRUM	0:615f90842ce8	2357	/-70 dBm < rssi < -60 dBm (AT86RF212B XPro)/
MACRUM	0:615f90842ce8	2358	else if(rssi < (rf_sensitivity + 30))
MACRUM	0:615f90842ce8	2359	scaled_lqi=255;
MACRUM	0:615f90842ce8	2360	/-61 dBm < rssi < -51 dBm (AT86RF233 XPro)/
MACRUM	0:615f90842ce8	2361	/-60 dBm < rssi < -50 dBm (AT86RF212B XPro)/
MACRUM	0:615f90842ce8	2362	else if(rssi < (rf_sensitivity + 40))
MACRUM	0:615f90842ce8	2363	scaled_lqi=255;
MACRUM	0:615f90842ce8	2364	/-51 dBm < rssi < -41 dBm (AT86RF233 XPro)/
MACRUM	0:615f90842ce8	2365	/-50 dBm < rssi < -40 dBm (AT86RF212B XPro)/
MACRUM	0:615f90842ce8	2366	else if(rssi < (rf_sensitivity + 50))
MACRUM	0:615f90842ce8	2367	scaled_lqi=255;
MACRUM	0:615f90842ce8	2368	/-41 dBm < rssi < -31 dBm (AT86RF233 XPro)/
MACRUM	0:615f90842ce8	2369	/-40 dBm < rssi < -30 dBm (AT86RF212B XPro)/
MACRUM	0:615f90842ce8	2370	else if(rssi < (rf_sensitivity + 60))
MACRUM	0:615f90842ce8	2371	scaled_lqi=255;
MACRUM	0:615f90842ce8	2372	/-31 dBm < rssi < -21 dBm (AT86RF233 XPro)/
MACRUM	0:615f90842ce8	2373	/-30 dBm < rssi < -20 dBm (AT86RF212B XPro)/
MACRUM	0:615f90842ce8	2374	else if(rssi < (rf_sensitivity + 70))
MACRUM	0:615f90842ce8	2375	scaled_lqi=255;
MACRUM	0:615f90842ce8	2376	/rssi > RF saturation/
MACRUM	0:615f90842ce8	2377	else if(rssi > (rf_sensitivity + 80))
MACRUM	0:615f90842ce8	2378	scaled_lqi=111;
MACRUM	0:615f90842ce8	2379	/-21 dBm < rssi < -11 dBm (AT86RF233 XPro)/
MACRUM	0:615f90842ce8	2380	/-20 dBm < rssi < -10 dBm (AT86RF212B XPro)/
MACRUM	0:615f90842ce8	2381	else
MACRUM	0:615f90842ce8	2382	scaled_lqi=255;
MACRUM	0:615f90842ce8	2383
MACRUM	0:615f90842ce8	2384	return scaled_lqi;
MACRUM	0:615f90842ce8	2385	}
MACRUM	0:615f90842ce8	2386
MACRUM	0:615f90842ce8	2387	NanostackRfPhyAtmel::NanostackRfPhyAtmel(PinName spi_mosi, PinName spi_miso,
MACRUM	0:615f90842ce8	2388	PinName spi_sclk, PinName spi_cs, PinName spi_rst, PinName spi_slp, PinName spi_irq,
MACRUM	0:615f90842ce8	2389	PinName i2c_sda, PinName i2c_scl)
MACRUM	0:615f90842ce8	2390	: _mac(i2c_sda, i2c_scl), _mac_addr(), _rf(NULL), _mac_set(false),
MACRUM	0:615f90842ce8	2391	_spi_mosi(spi_mosi), _spi_miso(spi_miso), _spi_sclk(spi_sclk),
MACRUM	0:615f90842ce8	2392	_spi_cs(spi_cs), _spi_rst(spi_rst), _spi_slp(spi_slp), _spi_irq(spi_irq)
MACRUM	0:615f90842ce8	2393	{
MACRUM	0:615f90842ce8	2394	_rf = new RFBits(_spi_mosi, _spi_miso, _spi_sclk, _spi_cs, _spi_rst, _spi_slp, _spi_irq);
MACRUM	0:615f90842ce8	2395	}
MACRUM	0:615f90842ce8	2396
MACRUM	0:615f90842ce8	2397	NanostackRfPhyAtmel::~NanostackRfPhyAtmel()
MACRUM	0:615f90842ce8	2398	{
MACRUM	0:615f90842ce8	2399	delete _rf;
MACRUM	0:615f90842ce8	2400	}
MACRUM	0:615f90842ce8	2401
MACRUM	0:615f90842ce8	2402	int8_t NanostackRfPhyAtmel::rf_register()
MACRUM	0:615f90842ce8	2403	{
MACRUM	0:615f90842ce8	2404	if (NULL == _rf) {
MACRUM	0:615f90842ce8	2405	return -1;
MACRUM	0:615f90842ce8	2406	}
MACRUM	0:615f90842ce8	2407
MACRUM	0:615f90842ce8	2408	rf_if_lock();
MACRUM	0:615f90842ce8	2409
MACRUM	0:615f90842ce8	2410	if (rf != NULL) {
MACRUM	0:615f90842ce8	2411	rf_if_unlock();
MACRUM	0:615f90842ce8	2412	error("Multiple registrations of NanostackRfPhyAtmel not supported");
MACRUM	0:615f90842ce8	2413	return -1;
MACRUM	0:615f90842ce8	2414	}
MACRUM	0:615f90842ce8	2415
MACRUM	0:615f90842ce8	2416	// Read the mac address if it hasn't been set by a user
MACRUM	0:615f90842ce8	2417	rf = _rf;
MACRUM	0:615f90842ce8	2418	if (!_mac_set) {
MACRUM	0:615f90842ce8	2419	int ret = _mac.read_eui64((void*)_mac_addr);
MACRUM	0:615f90842ce8	2420	if (ret < 0) {
MACRUM	0:615f90842ce8	2421	rf = NULL;
MACRUM	0:615f90842ce8	2422	rf_if_unlock();
MACRUM	0:615f90842ce8	2423	return -1;
MACRUM	0:615f90842ce8	2424	}
MACRUM	0:615f90842ce8	2425	}
MACRUM	0:615f90842ce8	2426
MACRUM	0:615f90842ce8	2427	int8_t radio_id = rf_device_register(_mac_addr);
MACRUM	0:615f90842ce8	2428	if (radio_id < 0) {
MACRUM	0:615f90842ce8	2429	rf = NULL;
MACRUM	0:615f90842ce8	2430	}
MACRUM	0:615f90842ce8	2431
MACRUM	0:615f90842ce8	2432	rf_if_unlock();
MACRUM	0:615f90842ce8	2433	return radio_id;
MACRUM	0:615f90842ce8	2434	}
MACRUM	0:615f90842ce8	2435
MACRUM	0:615f90842ce8	2436	void NanostackRfPhyAtmel::rf_unregister()
MACRUM	0:615f90842ce8	2437	{
MACRUM	0:615f90842ce8	2438	rf_if_lock();
MACRUM	0:615f90842ce8	2439
MACRUM	0:615f90842ce8	2440	if (NULL == rf) {
MACRUM	0:615f90842ce8	2441	rf_if_unlock();
MACRUM	0:615f90842ce8	2442	return;
MACRUM	0:615f90842ce8	2443	}
MACRUM	0:615f90842ce8	2444
MACRUM	0:615f90842ce8	2445	rf_device_unregister();
MACRUM	0:615f90842ce8	2446	rf = NULL;
MACRUM	0:615f90842ce8	2447
MACRUM	0:615f90842ce8	2448	rf_if_unlock();
MACRUM	0:615f90842ce8	2449	}
MACRUM	0:615f90842ce8	2450
MACRUM	0:615f90842ce8	2451	void NanostackRfPhyAtmel::get_mac_address(uint8_t *mac)
MACRUM	0:615f90842ce8	2452	{
MACRUM	0:615f90842ce8	2453	rf_if_lock();
MACRUM	0:615f90842ce8	2454
MACRUM	0:615f90842ce8	2455	if (NULL == rf) {
MACRUM	0:615f90842ce8	2456	error("NanostackRfPhyAtmel Must be registered to read mac address");
MACRUM	0:615f90842ce8	2457	rf_if_unlock();
MACRUM	0:615f90842ce8	2458	return;
MACRUM	0:615f90842ce8	2459	}
MACRUM	0:615f90842ce8	2460	memcpy((void)mac, (void)_mac_addr, sizeof(_mac_addr));
MACRUM	0:615f90842ce8	2461
MACRUM	0:615f90842ce8	2462	rf_if_unlock();
MACRUM	0:615f90842ce8	2463	}
MACRUM	0:615f90842ce8	2464
MACRUM	0:615f90842ce8	2465	void NanostackRfPhyAtmel::set_mac_address(uint8_t *mac)
MACRUM	0:615f90842ce8	2466	{
MACRUM	0:615f90842ce8	2467	rf_if_lock();
MACRUM	0:615f90842ce8	2468
MACRUM	0:615f90842ce8	2469	if (NULL != rf) {
MACRUM	0:615f90842ce8	2470	error("NanostackRfPhyAtmel cannot change mac address when running");
MACRUM	0:615f90842ce8	2471	rf_if_unlock();
MACRUM	0:615f90842ce8	2472	return;
MACRUM	0:615f90842ce8	2473	}
MACRUM	0:615f90842ce8	2474	memcpy((void)_mac_addr, (void)mac, sizeof(_mac_addr));
MACRUM	0:615f90842ce8	2475	_mac_set = true;
MACRUM	0:615f90842ce8	2476
MACRUM	0:615f90842ce8	2477	rf_if_unlock();
MACRUM	0:615f90842ce8	2478	}
MACRUM	0:615f90842ce8	2479

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Type:	Library
Created:	12 Jul 2017
Imports:	26
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	1
Followers:	1

The code in this repository is Apache licensed.

atmel-rf-driver/source/NanostackRfPhyAtmel.cpp@0:615f90842ce8, 2017-07-12 (annotated)

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