Driver for the Analog Devices AXI-DAC-CORE module. More...

#include <stdlib.h>
#include <stdio.h>
#include <inttypes.h>
#include "no_os_error.h"
#include "no_os_delay.h"
#include "no_os_util.h"
#include "no_os_alloc.h"
#include "axi_dac_core.h"
#include "no_os_axi_io.h"

Include dependency graph for axi_dac_core.c:

Macros
#define	AXI_DAC_REG_RSTN 0x40

#define	AXI_DAC_MMCM_RSTN NO_OS_BIT(1)

#define	AXI_DAC_RSTN NO_OS_BIT(0)

#define	AXI_DAC_REG_SYNC_CONTROL 0x44

#define	AXI_DAC_SYNC NO_OS_BIT(0)

#define	AXI_DAC_REG_CNTRL_2 0x48

#define	AXI_DAC_SDR_DDR_N NO_OS_BIT(16)

#define	AXI_DAC_SYMB_8B NO_OS_BIT(14)

#define	AXI_DAC_REG_RATECNTRL 0x4C

#define	AXI_DAC_RATE(x) (((x) & 0xFF) << 0)

#define	AXI_DAC_TO_RATE(x) (((x) >> 0) & 0xFF)

#define	AXI_DAC_REG_CLK_FREQ 0x54

#define	AXI_DAC_CLK_FREQ(x) (((x) & 0xFFFFFFFF) << 0)

#define	AXI_DAC_TO_CLK_FREQ(x) (((x) >> 0) & 0xFFFFFFFF)

#define	AXI_DAC_REG_CLK_RATIO 0x58

#define	AXI_DAC_CLK_RATIO(x) (((x) & 0xFFFFFFFF) << 0)

#define	AXI_DAC_TO_CLK_RATIO(x) (((x) >> 0) & 0xFFFFFFFF)

#define	AXI_DAC_REG_STATUS 0x005C

#define	AXI_DAC_MUX_PN_ERR NO_OS_BIT(3)

#define	AXI_DAC_MUX_PN_OOS NO_OS_BIT(2)

#define	AXI_DAC_MUX_OVER_RANGE NO_OS_BIT(1)

#define	AXI_DAC_STATUS NO_OS_BIT(0)

#define	AXI_DAC_CNTRL_DATA_RD 0x80

#define	AXI_DAC_CNTRL_DATA_WR 0x84

#define	AXI_DAC_DATA_WR_16(x) ((x << 8) & 0x00ffff00)

#define	AXI_DAC_DATA_WR_8(x) ((x << 16) & 0x00ff0000)

#define	AXI_DAC_REG_CUSTOM_CTRL 0x8c

#define	AXI_DAC_ADDRESS(x) ((x << 24) & 0xff000000)

#define	AXI_DAC_STREAM NO_OS_BIT(1)

#define	AXI_DAC_TRANSFER_DATA NO_OS_BIT(0)

#define	AXI_DAC_STREAM_ENABLE

#define	AXI_DAC_UI_STATUS 0x88

#define	AXI_DAC_BUSY NO_OS_BIT(4)

#define	AXI_DAC_REG_DDS_SCALE(x) (0x400 + ((x) >> 1) * 0x40 + ((x) & 1) * 0x8)

#define	AXI_DAC_DDS_SCALE(x) (((x) & 0xFFFF) << 0)

#define	AXI_DAC_TO_DDS_SCALE(x) (((x) >> 0) & 0xFFFF)

#define	AXI_DAC_REG_DDS_INIT_INCR(x) (0x404 + ((x) >> 1) * 0x40 + ((x) & 1) * 0x8)

#define	AXI_DAC_DDS_INIT(x) (((x) & 0xFFFFU) << 16)

#define	AXI_DAC_TO_DDS_INIT(x) (((x) >> 16) & 0xFFFF)

#define	AXI_DAC_DDS_INCR(x) (((x) & 0xFFFF) << 0)

#define	AXI_DAC_TO_DDS_INCR(x) (((x) >> 0) & 0xFFFF)

#define	DAC_REG_DATA_PATTERN(c) (0x0410 + (c) * 0x40)

#define	AXI_DAC_REG_DATA_SELECT(c) (0x0418 + (c) * 0x40)

#define	AXI_DAC_DATA_SELECT(x) (((x) & 0xF) << 0)

#define	AXI_DAC_TO_DATA_SELECT(x) (((x) >> 0) & 0xF)

#define	AXI_DAC_REG_CHAN_CNTRL_6(c) (0x0414 + (c) * 0x40)

#define	AXI_DAC_IQCOR_ENB (1 << 2)

#define	AXI_DAC_REG_CHAN_CNTRL_7(c) (0x0418 + (c) * 0x40)

#define	AXI_DAC_DAC_DDS_SEL(x) (((x) & 0xF) << 0)

#define	AXI_DAC_TO_DAC_DDS_SEL(x) (((x) >> 0) & 0xF)

#define	AXI_DAC_REG_CHAN_CNTRL_8(c) (0x041C + (c) * 0x40)

#define	AXI_DAC_IQCOR_COEFF_1(x) (((x) & 0xFFFFU) << 16)

#define	AXI_DAC_TO_IQCOR_COEFF_1(x) (((x) >> 16) & 0xFFFF)

#define	AXI_DAC_IQCOR_COEFF_2(x) (((x) & 0xFFFF) << 0)

#define	AXI_DAC_TO_IQCOR_COEFF_2(x) (((x) >> 0) & 0xFFFF)

#define	AXI_DAC_RD_ADDR(x) (NO_OS_BIT(7) \| x)

Functions
int32_t	axi_dac_read (struct axi_dac dac, uint32_t reg_addr, uint32_t reg_data)
	AXI DAC Data Read. More...

int32_t	axi_dac_write (struct axi_dac *dac, uint32_t reg_addr, uint32_t reg_data)
	AXI DAC Data Write. More...

void	axi_dac_update_bits (struct axi_dac *dac, uint32_t reg_addr, uint32_t reg_mask, uint32_t reg_data)
	AXI DAC Update Data bits. More...

int32_t	axi_dac_read_poll_timeout (struct axi_dac *dac, uint32_t reg_addr, uint32_t mask, uint32_t value, uint32_t sleep_us, uint32_t timeout_us)
	AXI DAC Read Data until condition is met. More...

int32_t	axi_dac_bus_write (struct axi_dac *dac, uint32_t reg_addr, uint32_t reg_data, uint8_t data_size)
	AXI DAC Bus Data Write. More...

int32_t	axi_dac_bus_read (struct axi_dac dac, uint32_t reg_addr, uint32_t reg_data, uint8_t data_size)
	AXI DAC Bus Data Read. More...

int32_t	axi_dac_set_ddr (struct axi_dac *dac, bool enable)
	AXI DAC Set DDR (bus double-data-rate) mode. More...

int32_t	axi_dac_set_data_stream (struct axi_dac *dac, bool enable)
	AXI DAC Set data stream mode. More...

int32_t	axi_dac_data_transfer_addr (struct axi_dac *dac, uint32_t address)
	AXI DAC Set starting dma data trasfer address. More...

int32_t	axi_dac_data_format_set (struct axi_dac *dac, int format)
	AXI DAC data format. More...

int32_t	axi_dac_set_datasel (struct axi_dac *dac, int32_t chan, enum axi_dac_data_sel sel)
	AXI DAC Set Data type for specific channel. More...

int32_t	axi_dac_dds_set_frequency (struct axi_dac *dac, uint32_t chan, uint32_t freq_hz)
	AXI DAC Set DDS frequency for specific channel. More...

int32_t	axi_dac_dds_get_frequency (struct axi_dac dac, uint32_t chan, uint32_t freq)
	AXI DAC Get DDS frequency for specific channel. More...

int32_t	axi_dac_dds_set_phase (struct axi_dac *dac, uint32_t chan, uint32_t phase)
	AXI DAC Set DDS phase for specific channel. More...

int32_t	axi_dac_dds_get_phase (struct axi_dac dac, uint32_t chan, uint32_t phase)
	AXI DAC Get DDS phase for specific channel. More...

int32_t	axi_dac_dds_set_scale (struct axi_dac *dac, uint32_t chan, int32_t scale_micro_units)
	AXI DAC Set DDS scale for specific channel. More...

int32_t	axi_dac_dds_get_scale (struct axi_dac dac, uint32_t chan, int32_t scale_micro_units)
	AXI DAC Get DDS scale for specific channel. More...

uint32_t	axi_dac_dds_to_signed_mag_fmt (int32_t val, int32_t val2)
	AXI DAC Convert to signed magnitude format. More...

void	axi_dac_dds_from_signed_mag_fmt (uint32_t val, int32_t r_val, int32_t r_val2)
	AXI DAC Convert from signed magnitude format. More...

int32_t	axi_dac_dds_set_calib_phase_scale (struct axi_dac *dac, uint32_t phase, uint32_t chan, int32_t val, int32_t val2)
	Calibrate phase scale for specific AXI DAC channel. More...

int32_t	axi_dac_dds_get_calib_phase_scale (struct axi_dac dac, uint32_t phase, uint32_t chan, int32_t val, int32_t *val2)
	Get the phase scale calibration values for AXI DAC channel. More...

int32_t	axi_dac_dds_set_calib_scale (struct axi_dac *dac, uint32_t chan, int32_t val, int32_t val2)
	Calibrate scale for specific AXI DAC channel. More...

int32_t	axi_dac_dds_get_calib_scale (struct axi_dac dac, uint32_t chan, int32_t val, int32_t *val2)
	Get the scale calibration values for AXI DAC channel. More...

int32_t	axi_dac_dds_set_calib_phase (struct axi_dac *dac, uint32_t chan, int32_t val, int32_t val2)
	Calibrate phase for specific AXI DAC channel. More...

int32_t	axi_dac_dds_get_calib_phase (struct axi_dac dac, uint32_t chan, int32_t val, int32_t *val2)
	Get the phase calibration values for AXI DAC channel. More...

uint32_t	axi_dac_set_sine_lut (struct axi_dac *dac, uint32_t address)
	AXI DAC Set data based on a Sine Lookup Table. More...

int32_t	axi_dac_set_buff (struct axi_dac dac, uint32_t address, uint16_t buff, uint32_t buff_size)
	AXI DAC Set data buffer. More...

int32_t	axi_dac_load_custom_data (struct axi_dac dac, const uint32_t custom_data_iq, uint32_t custom_tx_count, uint32_t address)
	AXI DAC Load custom data. More...

int32_t	axi_dac_init_begin (struct axi_dac *dac_core, const struct axi_dac_init init)
	Begin AXI DAC Initialization. More...

int32_t	axi_dac_init_finish (struct axi_dac *dac)
	Begin AXI DAC Initialization. More...

int32_t	axi_dac_init (struct axi_dac *dac_core, const struct axi_dac_init init)
	AXI DAC Main Initialization. More...

int32_t	axi_dac_data_setup (struct axi_dac *dac)
	AXI DAC Data Setup. More...

int32_t	axi_dac_remove (struct axi_dac *dac)
	AXI DAC Resources deallocation. More...

Variables
const uint16_t	sine_lut [128]

const uint32_t	sine_lut_iq [1024]

Detailed Description

Driver for the Analog Devices AXI-DAC-CORE module.

Author: DBogdan (drago.nosp@m.s.bo.nosp@m.gdan@.nosp@m.anal.nosp@m.og.co.nosp@m.m)

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
Neither the name of Analog Devices, Inc. nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ANALOG DEVICES, INC. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Macro Definition Documentation

◆ AXI_DAC_ADDRESS

#define AXI_DAC_ADDRESS ( x ) ((x << 24) & 0xff000000)

◆ AXI_DAC_BUSY

#define AXI_DAC_BUSY NO_OS_BIT(4)

◆ AXI_DAC_CLK_FREQ

#define AXI_DAC_CLK_FREQ ( x ) (((x) & 0xFFFFFFFF) << 0)

◆ AXI_DAC_CLK_RATIO

#define AXI_DAC_CLK_RATIO ( x ) (((x) & 0xFFFFFFFF) << 0)

◆ AXI_DAC_CNTRL_DATA_RD

#define AXI_DAC_CNTRL_DATA_RD 0x80

◆ AXI_DAC_CNTRL_DATA_WR

#define AXI_DAC_CNTRL_DATA_WR 0x84

◆ AXI_DAC_DAC_DDS_SEL

#define AXI_DAC_DAC_DDS_SEL ( x ) (((x) & 0xF) << 0)

◆ AXI_DAC_DATA_SELECT

#define AXI_DAC_DATA_SELECT ( x ) (((x) & 0xF) << 0)

◆ AXI_DAC_DATA_WR_16

#define AXI_DAC_DATA_WR_16 ( x ) ((x << 8) & 0x00ffff00)

◆ AXI_DAC_DATA_WR_8

#define AXI_DAC_DATA_WR_8 ( x ) ((x << 16) & 0x00ff0000)

◆ AXI_DAC_DDS_INCR

#define AXI_DAC_DDS_INCR ( x ) (((x) & 0xFFFF) << 0)

◆ AXI_DAC_DDS_INIT

#define AXI_DAC_DDS_INIT ( x ) (((x) & 0xFFFFU) << 16)

◆ AXI_DAC_DDS_SCALE

#define AXI_DAC_DDS_SCALE ( x ) (((x) & 0xFFFF) << 0)

◆ AXI_DAC_IQCOR_COEFF_1

#define AXI_DAC_IQCOR_COEFF_1 ( x ) (((x) & 0xFFFFU) << 16)

◆ AXI_DAC_IQCOR_COEFF_2

#define AXI_DAC_IQCOR_COEFF_2 ( x ) (((x) & 0xFFFF) << 0)

◆ AXI_DAC_IQCOR_ENB

#define AXI_DAC_IQCOR_ENB (1 << 2)

◆ AXI_DAC_MMCM_RSTN

#define AXI_DAC_MMCM_RSTN NO_OS_BIT(1)

◆ AXI_DAC_MUX_OVER_RANGE

#define AXI_DAC_MUX_OVER_RANGE NO_OS_BIT(1)

◆ AXI_DAC_MUX_PN_ERR

#define AXI_DAC_MUX_PN_ERR NO_OS_BIT(3)

◆ AXI_DAC_MUX_PN_OOS

#define AXI_DAC_MUX_PN_OOS NO_OS_BIT(2)

◆ AXI_DAC_RATE

#define AXI_DAC_RATE ( x ) (((x) & 0xFF) << 0)

◆ AXI_DAC_RD_ADDR

#define AXI_DAC_RD_ADDR ( x ) (NO_OS_BIT(7) | x)

◆ AXI_DAC_REG_CHAN_CNTRL_6

#define AXI_DAC_REG_CHAN_CNTRL_6 ( c ) (0x0414 + (c) * 0x40)

◆ AXI_DAC_REG_CHAN_CNTRL_7

#define AXI_DAC_REG_CHAN_CNTRL_7 ( c ) (0x0418 + (c) * 0x40)

◆ AXI_DAC_REG_CHAN_CNTRL_8

#define AXI_DAC_REG_CHAN_CNTRL_8 ( c ) (0x041C + (c) * 0x40)

◆ AXI_DAC_REG_CLK_FREQ

#define AXI_DAC_REG_CLK_FREQ 0x54

◆ AXI_DAC_REG_CLK_RATIO

#define AXI_DAC_REG_CLK_RATIO 0x58

◆ AXI_DAC_REG_CNTRL_2

#define AXI_DAC_REG_CNTRL_2 0x48

◆ AXI_DAC_REG_CUSTOM_CTRL

#define AXI_DAC_REG_CUSTOM_CTRL 0x8c

◆ AXI_DAC_REG_DATA_SELECT

#define AXI_DAC_REG_DATA_SELECT ( c ) (0x0418 + (c) * 0x40)

◆ AXI_DAC_REG_DDS_INIT_INCR

#define AXI_DAC_REG_DDS_INIT_INCR ( x ) (0x404 + ((x) >> 1) * 0x40 + ((x) & 1) * 0x8)

◆ AXI_DAC_REG_DDS_SCALE

#define AXI_DAC_REG_DDS_SCALE ( x ) (0x400 + ((x) >> 1) * 0x40 + ((x) & 1) * 0x8)

◆ AXI_DAC_REG_RATECNTRL

#define AXI_DAC_REG_RATECNTRL 0x4C

◆ AXI_DAC_REG_RSTN

#define AXI_DAC_REG_RSTN 0x40

◆ AXI_DAC_REG_STATUS

#define AXI_DAC_REG_STATUS 0x005C

◆ AXI_DAC_REG_SYNC_CONTROL

#define AXI_DAC_REG_SYNC_CONTROL 0x44

◆ AXI_DAC_RSTN

#define AXI_DAC_RSTN NO_OS_BIT(0)

◆ AXI_DAC_SDR_DDR_N

#define AXI_DAC_SDR_DDR_N NO_OS_BIT(16)

◆ AXI_DAC_STATUS

#define AXI_DAC_STATUS NO_OS_BIT(0)

◆ AXI_DAC_STREAM

#define AXI_DAC_STREAM NO_OS_BIT(1)

◆ AXI_DAC_STREAM_ENABLE

#define AXI_DAC_STREAM_ENABLE

Value:

(AXI_DAC_STREAM | \

AXI_DAC_TRANSFER_DATA)

◆ AXI_DAC_SYMB_8B

#define AXI_DAC_SYMB_8B NO_OS_BIT(14)

◆ AXI_DAC_SYNC

#define AXI_DAC_SYNC NO_OS_BIT(0)

◆ AXI_DAC_TO_CLK_FREQ

#define AXI_DAC_TO_CLK_FREQ ( x ) (((x) >> 0) & 0xFFFFFFFF)

◆ AXI_DAC_TO_CLK_RATIO

#define AXI_DAC_TO_CLK_RATIO ( x ) (((x) >> 0) & 0xFFFFFFFF)

◆ AXI_DAC_TO_DAC_DDS_SEL

#define AXI_DAC_TO_DAC_DDS_SEL ( x ) (((x) >> 0) & 0xF)

◆ AXI_DAC_TO_DATA_SELECT

#define AXI_DAC_TO_DATA_SELECT ( x ) (((x) >> 0) & 0xF)

◆ AXI_DAC_TO_DDS_INCR

#define AXI_DAC_TO_DDS_INCR ( x ) (((x) >> 0) & 0xFFFF)

◆ AXI_DAC_TO_DDS_INIT

#define AXI_DAC_TO_DDS_INIT ( x ) (((x) >> 16) & 0xFFFF)

◆ AXI_DAC_TO_DDS_SCALE

#define AXI_DAC_TO_DDS_SCALE ( x ) (((x) >> 0) & 0xFFFF)

◆ AXI_DAC_TO_IQCOR_COEFF_1

#define AXI_DAC_TO_IQCOR_COEFF_1 ( x ) (((x) >> 16) & 0xFFFF)

◆ AXI_DAC_TO_IQCOR_COEFF_2

#define AXI_DAC_TO_IQCOR_COEFF_2 ( x ) (((x) >> 0) & 0xFFFF)

◆ AXI_DAC_TO_RATE

#define AXI_DAC_TO_RATE ( x ) (((x) >> 0) & 0xFF)

◆ AXI_DAC_TRANSFER_DATA

#define AXI_DAC_TRANSFER_DATA NO_OS_BIT(0)

◆ AXI_DAC_UI_STATUS

#define AXI_DAC_UI_STATUS 0x88

◆ DAC_REG_DATA_PATTERN

#define DAC_REG_DATA_PATTERN ( c ) (0x0410 + (c) * 0x40)

Function Documentation

◆ axi_dac_bus_read()

int32_t axi_dac_bus_read	(	struct axi_dac *	dac,
		uint32_t	reg_addr,
		uint32_t *	reg_data,
		uint8_t	data_size
	)

AXI DAC Bus Data Read.

Parameters

dac	- The device structure.
reg_addr	- The register address.
reg_data	- Pointer to data value to be read.
data_size	- Data size in bytes.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_bus_write()

int32_t axi_dac_bus_write	(	struct axi_dac *	dac,
		uint32_t	reg_addr,
		uint32_t	reg_data,
		uint8_t	data_size
	)

AXI DAC Bus Data Write.

Parameters

dac	- The device structure.
reg_addr	- The register address.
reg_data	- Data value to be written.
data_size	- Data size in bytes.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_data_format_set()

int32_t axi_dac_data_format_set	(	struct axi_dac *	dac,
		int	format
	)

AXI DAC data format.

Parameters

dac	- The device structure.
format	- bit width of the samples sent over dma, can be 8 or 16.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_data_setup()

int32_t axi_dac_data_setup ( struct axi_dac * dac )

AXI DAC Data Setup.

Parameters

dac	- The device structure.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_data_transfer_addr()

int32_t axi_dac_data_transfer_addr	(	struct axi_dac *	dac,
		uint32_t	address
	)

AXI DAC Set starting dma data trasfer address.

Parameters

dac	- The device structure.
address	- the 8-bit target register address for dma data streaming operations.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_dds_from_signed_mag_fmt()

void axi_dac_dds_from_signed_mag_fmt	(	uint32_t	val,
		int32_t *	r_val,
		int32_t *	r_val2
	)

AXI DAC Convert from signed magnitude format.

Parameters

val	- input value
r_val	- integer part
r_val2	- fractional part

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◆ axi_dac_dds_get_calib_phase()

int32_t axi_dac_dds_get_calib_phase	(	struct axi_dac *	dac,
		uint32_t	chan,
		int32_t *	val,
		int32_t *	val2
	)

Get the phase calibration values for AXI DAC channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
val	- the integer part.
val2	- the fractional part.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_dds_get_calib_phase_scale()

int32_t axi_dac_dds_get_calib_phase_scale	(	struct axi_dac *	dac,
		uint32_t	phase,
		uint32_t	chan,
		int32_t *	val,
		int32_t *	val2
	)

Get the phase scale calibration values for AXI DAC channel.

Parameters

dac	- The device structure.
phase	- Phase value.
chan	- The DAC channel.
val	- the integer part.
val2	- the fractional part.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_dds_get_calib_scale()

int32_t axi_dac_dds_get_calib_scale	(	struct axi_dac *	dac,
		uint32_t	chan,
		int32_t *	val,
		int32_t *	val2
	)

Get the scale calibration values for AXI DAC channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
val	- the integer part.
val2	- the fractional part.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_dds_get_frequency()

int32_t axi_dac_dds_get_frequency	(	struct axi_dac *	dac,
		uint32_t	chan,
		uint32_t *	freq
	)

AXI DAC Get DDS frequency for specific channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
freq	- The frequency read in Hz.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_dds_get_phase()

int32_t axi_dac_dds_get_phase	(	struct axi_dac *	dac,
		uint32_t	chan,
		uint32_t *	phase
	)

AXI DAC Get DDS phase for specific channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
phase	- The phase read. Phase is in milli angles scaled to 1000 (i.e. 90*1000 is 90 degrees (pi/2))

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_dds_get_scale()

int32_t axi_dac_dds_get_scale	(	struct axi_dac *	dac,
		uint32_t	chan,
		int32_t *	scale_micro_units
	)

AXI DAC Get DDS scale for specific channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
scale_micro_units	- The scale read. Scale is in micro units (i.e. 110001000 is 1.0)

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_dds_set_calib_phase()

int32_t axi_dac_dds_set_calib_phase	(	struct axi_dac *	dac,
		uint32_t	chan,
		int32_t	val,
		int32_t	val2
	)

Calibrate phase for specific AXI DAC channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
val	- the integer part.
val2	- the fractional part.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_dds_set_calib_phase_scale()

int32_t axi_dac_dds_set_calib_phase_scale	(	struct axi_dac *	dac,
		uint32_t	phase,
		uint32_t	chan,
		int32_t	val,
		int32_t	val2
	)

Calibrate phase scale for specific AXI DAC channel.

Parameters

dac	- The device structure.
phase	- Phase value.
chan	- The DAC channel.
val	- the integer part.
val2	- the fractional part.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_dds_set_calib_scale()

int32_t axi_dac_dds_set_calib_scale	(	struct axi_dac *	dac,
		uint32_t	chan,
		int32_t	val,
		int32_t	val2
	)

Calibrate scale for specific AXI DAC channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
val	- the integer part.
val2	- the fractional part.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_dds_set_frequency()

int32_t axi_dac_dds_set_frequency	(	struct axi_dac *	dac,
		uint32_t	chan,
		uint32_t	freq_hz
	)

AXI DAC Set DDS frequency for specific channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
freq_hz	- The frequency to be set in Hz.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_dds_set_phase()

int32_t axi_dac_dds_set_phase	(	struct axi_dac *	dac,
		uint32_t	chan,
		uint32_t	phase
	)

AXI DAC Set DDS phase for specific channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
phase	- The phase to be set. Phase is in milli angles scaled to 1000 (i.e. 90*1000 is 90 degrees (pi/2))

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_dds_set_scale()

int32_t axi_dac_dds_set_scale	(	struct axi_dac *	dac,
		uint32_t	chan,
		int32_t	scale_micro_units
	)

AXI DAC Set DDS scale for specific channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
scale_micro_units	- The scale to be set. Scale is in micro units (i.e. 110001000 is 1.0)

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_dds_to_signed_mag_fmt()

uint32_t axi_dac_dds_to_signed_mag_fmt	(	int32_t	val,
		int32_t	val2
	)

AXI DAC Convert to signed magnitude format.

Parameters

val	- integer part
val2	- fractional part

Returns: Returns converted value in case of success or negative error code otherwise.

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◆ axi_dac_init()

int32_t axi_dac_init	(	struct axi_dac **	dac_core,
		const struct axi_dac_init *	init
	)

AXI DAC Main Initialization.

Parameters

dac_core	- The device structure.
init	- Initialization parameters.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_init_begin()

int32_t axi_dac_init_begin	(	struct axi_dac **	dac_core,
		const struct axi_dac_init *	init
	)

Begin AXI DAC Initialization.

Parameters

dac_core	- The device structure.
init	- Initialization parameters.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_init_finish()

int32_t axi_dac_init_finish ( struct axi_dac * dac )

Begin AXI DAC Initialization.

Parameters

dac	- The device structure.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_load_custom_data()

int32_t axi_dac_load_custom_data	(	struct axi_dac *	dac,
		const uint32_t *	custom_data_iq,
		uint32_t	custom_tx_count,
		uint32_t	address
	)

AXI DAC Load custom data.

Parameters

dac	- The device structure.
custom_data_iq	- The custom data array in I/Q format.
custom_tx_count	- The custom data array size.
address	- The address where the data is loaded.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_read()

int32_t axi_dac_read	(	struct axi_dac *	dac,
		uint32_t	reg_addr,
		uint32_t *	reg_data
	)

AXI DAC Data Read.

Parameters

dac	- The device structure.
reg_addr	- The register address.
reg_data	- Data value to be written.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_read_poll_timeout()

int32_t axi_dac_read_poll_timeout	(	struct axi_dac *	dac,
		uint32_t	reg_addr,
		uint32_t	mask,
		uint32_t	value,
		uint32_t	sleep_us,
		uint32_t	timeout_us
	)

AXI DAC Read Data until condition is met.

Parameters

dac	- The device structure.
reg_addr	- The register address.
mask	- The data mask to apply.
value	- The data value to check.
sleep_us	- Poll interval.
timeout_us	- Poll timepout.

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◆ axi_dac_remove()

int32_t axi_dac_remove ( struct axi_dac * dac )

AXI DAC Resources deallocation.

Parameters

dac	- The device structure.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_set_buff()

int32_t axi_dac_set_buff	(	struct axi_dac *	dac,
		uint32_t	address,
		uint16_t *	buff,
		uint32_t	buff_size
	)

AXI DAC Set data buffer.

Parameters

dac	- The device structure.
address	- Base Address.
buff	- The buffer to be set.
buff_size	- The buffer size.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_set_data_stream()

int32_t axi_dac_set_data_stream	(	struct axi_dac *	dac,
		bool	enable
	)

AXI DAC Set data stream mode.

Parameters

dac	- The device structure.
enable	- enable or disable data stream over the bus interface, where any is available.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_set_datasel()

int32_t axi_dac_set_datasel	(	struct axi_dac *	dac,
		int32_t	chan,
		enum axi_dac_data_sel	sel
	)

AXI DAC Set Data type for specific channel.

Parameters

dac	- The device structure.
chan	- The DAC channel.
sel	- Data type.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_set_ddr()

int32_t axi_dac_set_ddr	(	struct axi_dac *	dac,
		bool	enable
	)

AXI DAC Set DDR (bus double-data-rate) mode.

Parameters

dac	- The device structure.
enable	- enable or disable DDR mode.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ axi_dac_set_sine_lut()

uint32_t axi_dac_set_sine_lut	(	struct axi_dac *	dac,
		uint32_t	address
	)

AXI DAC Set data based on a Sine Lookup Table.

Parameters

dac	- The device structure.
address	- Address of the sine lut.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ axi_dac_update_bits()

void axi_dac_update_bits	(	struct axi_dac *	dac,
		uint32_t	reg_addr,
		uint32_t	reg_mask,
		uint32_t	reg_data
	)

AXI DAC Update Data bits.

Parameters

dac	- The device structure.
reg_addr	- The register address.
reg_mask	- The data mask.
reg_data	- The data value.

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◆ axi_dac_write()

int32_t axi_dac_write	(	struct axi_dac *	dac,
		uint32_t	reg_addr,
		uint32_t	reg_data
	)

AXI DAC Data Write.

Parameters

dac	- The device structure.
reg_addr	- The register address.
reg_data	- Data value to be written.

Returns: Returns 0 in case of success or negative error code otherwise.

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Variable Documentation

◆ sine_lut

const uint16_t sine_lut[128]

Initial value:

= {
    0x000, 0x064, 0x0C8, 0x12C, 0x18F, 0x1F1, 0x252, 0x2B1,
    0x30F, 0x36B, 0x3C5, 0x41C, 0x471, 0x4C3, 0x512, 0x55F,
    0x5A7, 0x5ED, 0x62E, 0x66C, 0x6A6, 0x6DC, 0x70D, 0x73A,
    0x763, 0x787, 0x7A7, 0x7C2, 0x7D8, 0x7E9, 0x7F5, 0x7FD,
    0x7FF, 0x7FD, 0x7F5, 0x7E9, 0x7D8, 0x7C2, 0x7A7, 0x787,
    0x763, 0x73A, 0x70D, 0x6DC, 0x6A6, 0x66C, 0x62E, 0x5ED,
    0x5A7, 0x55F, 0x512, 0x4C3, 0x471, 0x41C, 0x3C5, 0x36B,
    0x30F, 0x2B1, 0x252, 0x1F1, 0x18F, 0x12C, 0xC8,  0x64,
    0x000, 0xF9B, 0xF37, 0xED3, 0xE70, 0xE0E, 0xDAD, 0xD4E,
    0xCF0, 0xC94, 0xC3A, 0xBE3, 0xB8E, 0xB3C, 0xAED, 0xAA0,
    0xA58, 0xA12, 0x9D1, 0x993, 0x959, 0x923, 0x8F2, 0x8C5,
    0x89C, 0x878, 0x858, 0x83D, 0x827, 0x816, 0x80A, 0x802,
    0x800, 0x802, 0x80A, 0x816, 0x827, 0x83D, 0x858, 0x878,
    0x89C, 0x8C5, 0x8F2, 0x923, 0x959, 0x993, 0x9D1, 0xA12,
    0xA58, 0xAA0, 0xAED, 0xB3C, 0xB8E, 0xBE3, 0xC3A, 0xC94,
    0xCF0, 0xD4E, 0xDAD, 0xE0E, 0xE70, 0xED3, 0xF37, 0xF9B
}

◆ sine_lut_iq

const uint32_t sine_lut_iq[1024]

Macros

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ AXI_DAC_ADDRESS

◆ AXI_DAC_BUSY

◆ AXI_DAC_CLK_FREQ

◆ AXI_DAC_CLK_RATIO

◆ AXI_DAC_CNTRL_DATA_RD

◆ AXI_DAC_CNTRL_DATA_WR

◆ AXI_DAC_DAC_DDS_SEL

◆ AXI_DAC_DATA_SELECT

◆ AXI_DAC_DATA_WR_16

◆ AXI_DAC_DATA_WR_8

◆ AXI_DAC_DDS_INCR

◆ AXI_DAC_DDS_INIT

◆ AXI_DAC_DDS_SCALE

◆ AXI_DAC_IQCOR_COEFF_1

◆ AXI_DAC_IQCOR_COEFF_2

◆ AXI_DAC_IQCOR_ENB

◆ AXI_DAC_MMCM_RSTN

◆ AXI_DAC_MUX_OVER_RANGE

◆ AXI_DAC_MUX_PN_ERR

◆ AXI_DAC_MUX_PN_OOS

◆ AXI_DAC_RATE

◆ AXI_DAC_RD_ADDR

◆ AXI_DAC_REG_CHAN_CNTRL_6

◆ AXI_DAC_REG_CHAN_CNTRL_7

◆ AXI_DAC_REG_CHAN_CNTRL_8

◆ AXI_DAC_REG_CLK_FREQ

◆ AXI_DAC_REG_CLK_RATIO

◆ AXI_DAC_REG_CNTRL_2

◆ AXI_DAC_REG_CUSTOM_CTRL

◆ AXI_DAC_REG_DATA_SELECT

◆ AXI_DAC_REG_DDS_INIT_INCR

◆ AXI_DAC_REG_DDS_SCALE

◆ AXI_DAC_REG_RATECNTRL

◆ AXI_DAC_REG_RSTN

◆ AXI_DAC_REG_STATUS

◆ AXI_DAC_REG_SYNC_CONTROL

◆ AXI_DAC_RSTN

◆ AXI_DAC_SDR_DDR_N

◆ AXI_DAC_STATUS

◆ AXI_DAC_STREAM

◆ AXI_DAC_STREAM_ENABLE

◆ AXI_DAC_SYMB_8B

◆ AXI_DAC_SYNC

◆ AXI_DAC_TO_CLK_FREQ

◆ AXI_DAC_TO_CLK_RATIO

◆ AXI_DAC_TO_DAC_DDS_SEL

◆ AXI_DAC_TO_DATA_SELECT

◆ AXI_DAC_TO_DDS_INCR

◆ AXI_DAC_TO_DDS_INIT

◆ AXI_DAC_TO_DDS_SCALE

◆ AXI_DAC_TO_IQCOR_COEFF_1

◆ AXI_DAC_TO_IQCOR_COEFF_2

◆ AXI_DAC_TO_RATE

◆ AXI_DAC_TRANSFER_DATA

◆ AXI_DAC_UI_STATUS

◆ DAC_REG_DATA_PATTERN

Function Documentation

◆ axi_dac_bus_read()

◆ axi_dac_bus_write()

◆ axi_dac_data_format_set()

◆ axi_dac_data_setup()

◆ axi_dac_data_transfer_addr()

◆ axi_dac_dds_from_signed_mag_fmt()

◆ axi_dac_dds_get_calib_phase()

◆ axi_dac_dds_get_calib_phase_scale()

◆ axi_dac_dds_get_calib_scale()

◆ axi_dac_dds_get_frequency()

◆ axi_dac_dds_get_phase()

◆ axi_dac_dds_get_scale()

◆ axi_dac_dds_set_calib_phase()

◆ axi_dac_dds_set_calib_phase_scale()

◆ axi_dac_dds_set_calib_scale()

◆ axi_dac_dds_set_frequency()

◆ axi_dac_dds_set_phase()

◆ axi_dac_dds_set_scale()