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)

#define	AXI_DAC_TO_RATE(x)

#define	AXI_DAC_REG_CLK_FREQ 0x54

#define	AXI_DAC_CLK_FREQ(x)

#define	AXI_DAC_TO_CLK_FREQ(x)

#define	AXI_DAC_REG_CLK_RATIO 0x58

#define	AXI_DAC_CLK_RATIO(x)

#define	AXI_DAC_TO_CLK_RATIO(x)

#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)

#define	AXI_DAC_DATA_WR_8(x)

#define	AXI_DAC_REG_CUSTOM_CTRL 0x8c

#define	AXI_DAC_ADDRESS(x)

#define	AXI_DAC_STREAM NO_OS_BIT(1)

#define	AXI_DAC_TRANSFER_DATA NO_OS_BIT(0)

#define	AXI_DAC_IO_MODE(x)

#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)

#define	AXI_DAC_DDS_SCALE(x)

#define	AXI_DAC_TO_DDS_SCALE(x)

#define	AXI_DAC_REG_DDS_INIT_INCR(x)

#define	AXI_DAC_DDS_INIT(x)

#define	AXI_DAC_TO_DDS_INIT(x)

#define	AXI_DAC_DDS_INCR(x)

#define	AXI_DAC_TO_DDS_INCR(x)

#define	DAC_REG_DATA_PATTERN(c)

#define	AXI_DAC_REG_DATA_SELECT(c)

#define	AXI_DAC_DATA_SELECT(x)

#define	AXI_DAC_TO_DATA_SELECT(x)

#define	AXI_DAC_REG_CHAN_CNTRL_6(c)

#define	AXI_DAC_IQCOR_ENB (1 << 2)

#define	AXI_DAC_REG_CHAN_CNTRL_7(c)

#define	AXI_DAC_DAC_DDS_SEL(x)

#define	AXI_DAC_TO_DAC_DDS_SEL(x)

#define	AXI_DAC_REG_CHAN_CNTRL_8(c)

#define	AXI_DAC_IQCOR_COEFF_1(x)

#define	AXI_DAC_TO_IQCOR_COEFF_1(x)

#define	AXI_DAC_IQCOR_COEFF_2(x)

#define	AXI_DAC_TO_IQCOR_COEFF_2(x)

#define	AXI_DAC_RD_ADDR(x)

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

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

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.

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.

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.

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.

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

int32_t	axi_dac_set_io_mode (struct axi_dac *dac, enum axi_io_mode mode)
	AXI DAC Set IO mode.

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

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

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

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.

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.

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.

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.

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.

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.

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.

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

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.

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.

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.

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.

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.

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.

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.

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

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.

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.

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

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

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

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

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

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)

SPDX-License-Identifier: BSD-3-Clause

Macro Definition Documentation

◆ AXI_DAC_ADDRESS

#define AXI_DAC_ADDRESS ( x )

Value:

((x << 24) & 0xff000000)

◆ AXI_DAC_BUSY

#define AXI_DAC_BUSY NO_OS_BIT(4)

◆ AXI_DAC_CLK_FREQ

#define AXI_DAC_CLK_FREQ ( x )

Value:

(((x) & 0xFFFFFFFF) << 0)

◆ AXI_DAC_CLK_RATIO

#define AXI_DAC_CLK_RATIO ( x )

Value:

(((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 )

Value:

(((x) & 0xF) << 0)

◆ AXI_DAC_DATA_SELECT

#define AXI_DAC_DATA_SELECT ( x )

Value:

(((x) & 0xF) << 0)

◆ AXI_DAC_DATA_WR_16

#define AXI_DAC_DATA_WR_16 ( x )

Value:

((x << 8) & 0x00ffff00)

◆ AXI_DAC_DATA_WR_8

#define AXI_DAC_DATA_WR_8 ( x )

Value:

((x << 16) & 0x00ff0000)

◆ AXI_DAC_DDS_INCR

#define AXI_DAC_DDS_INCR ( x )

Value:

(((x) & 0xFFFF) << 0)

◆ AXI_DAC_DDS_INIT

#define AXI_DAC_DDS_INIT ( x )

Value:

(((x) & 0xFFFFU) << 16)

◆ AXI_DAC_DDS_SCALE

#define AXI_DAC_DDS_SCALE ( x )

Value:

(((x) & 0xFFFF) << 0)

◆ AXI_DAC_IO_MODE

#define AXI_DAC_IO_MODE ( x )

Value:

((x << 2) & 0x0000000c)

◆ AXI_DAC_IQCOR_COEFF_1

#define AXI_DAC_IQCOR_COEFF_1 ( x )

Value:

(((x) & 0xFFFFU) << 16)

◆ AXI_DAC_IQCOR_COEFF_2

#define AXI_DAC_IQCOR_COEFF_2 ( x )

Value:

(((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 )

Value:

(((x) & 0xFF) << 0)

◆ AXI_DAC_RD_ADDR

#define AXI_DAC_RD_ADDR ( x )

Value:

(NO_OS_BIT(7) | x)

NO_OS_BIT

#define NO_OS_BIT(x)

Definition no_os_util.h:23

◆ AXI_DAC_REG_CHAN_CNTRL_6

#define AXI_DAC_REG_CHAN_CNTRL_6 ( c )

Value:

(0x0414 + (c) * 0x40)

◆ AXI_DAC_REG_CHAN_CNTRL_7

#define AXI_DAC_REG_CHAN_CNTRL_7 ( c )

Value:

(0x0418 + (c) * 0x40)

◆ AXI_DAC_REG_CHAN_CNTRL_8

#define AXI_DAC_REG_CHAN_CNTRL_8 ( c )

Value:

(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 )

Value:

(0x0418 + (c) * 0x40)

◆ AXI_DAC_REG_DDS_INIT_INCR

#define AXI_DAC_REG_DDS_INIT_INCR ( x )

Value:

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

◆ AXI_DAC_REG_DDS_SCALE

#define AXI_DAC_REG_DDS_SCALE ( x )

Value:

(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_TRANSFER_DATA

#define AXI_DAC_TRANSFER_DATA

Definition axi_dac_core.c:59

AXI_DAC_STREAM

#define AXI_DAC_STREAM

Definition axi_dac_core.c:58

◆ 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 )

Value:

(((x) >> 0) & 0xFFFFFFFF)

◆ AXI_DAC_TO_CLK_RATIO

#define AXI_DAC_TO_CLK_RATIO ( x )

Value:

(((x) >> 0) & 0xFFFFFFFF)

◆ AXI_DAC_TO_DAC_DDS_SEL

#define AXI_DAC_TO_DAC_DDS_SEL ( x )

Value:

(((x) >> 0) & 0xF)

◆ AXI_DAC_TO_DATA_SELECT

#define AXI_DAC_TO_DATA_SELECT ( x )

Value:

(((x) >> 0) & 0xF)

◆ AXI_DAC_TO_DDS_INCR

#define AXI_DAC_TO_DDS_INCR ( x )

Value:

(((x) >> 0) & 0xFFFF)

◆ AXI_DAC_TO_DDS_INIT

#define AXI_DAC_TO_DDS_INIT ( x )

Value:

(((x) >> 16) & 0xFFFF)

◆ AXI_DAC_TO_DDS_SCALE

#define AXI_DAC_TO_DDS_SCALE ( x )

Value:

(((x) >> 0) & 0xFFFF)

◆ AXI_DAC_TO_IQCOR_COEFF_1

#define AXI_DAC_TO_IQCOR_COEFF_1 ( x )

Value:

(((x) >> 16) & 0xFFFF)

◆ AXI_DAC_TO_IQCOR_COEFF_2

#define AXI_DAC_TO_IQCOR_COEFF_2 ( x )

Value:

(((x) >> 0) & 0xFFFF)

◆ AXI_DAC_TO_RATE

#define AXI_DAC_TO_RATE ( x )

Value:

(((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 )

Value:

(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.

◆ 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.

◆ 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.

◆ 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

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ axi_dac_set_io_mode()

int32_t axi_dac_set_io_mode	(	struct axi_dac *	dac,
		enum axi_io_mode	mode )

AXI DAC Set IO mode.

Parameters

dac	- The device structure.
mode	- enum axi_io_mode.

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

◆ 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.

◆ 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.

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_IO_MODE

◆ 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()