mc146818.h File Reference

#include <zephyr/device.h>

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Functions
uint8_t	mfd_mc146818_std_read (const struct device *dev, uint8_t offset)
	Read the value at the given offset in standard memory bank.
void	mfd_mc146818_std_write (const struct device *dev, uint8_t offset, uint8_t value)
	Write the value at the given offset in standard memory bank.
uint8_t	mfd_mc146818_ext_read (const struct device *dev, uint8_t offset)
	Read the value at the given offset in extended memory bank.
void	mfd_mc146818_ext_write (const struct device *dev, uint8_t offset, uint8_t value)
	Write the value at the given offset in extended memory bank.

Function Documentation

mfd_mc146818_ext_read()

uint8_t mfd_mc146818_ext_read	(	const struct device *	dev,
		uint8_t	offset )

Read the value at the given offset in extended memory bank.

Parameters

dev	mc146818 mfd device
offset	memory offset to be read.

Return values

value

at the offset

mfd_mc146818_ext_write()

void mfd_mc146818_ext_write	(	const struct device *	dev,
		uint8_t	offset,
		uint8_t	value )

Write the value at the given offset in extended memory bank.

Parameters

dev	mc146818 mfd device
offset	memory offset to be written.
value	to be written at the offset

mfd_mc146818_std_read()

uint8_t mfd_mc146818_std_read	(	const struct device *	dev,
		uint8_t	offset )

Read the value at the given offset in standard memory bank.

Parameters

dev	mc146818 mfd device
offset	memory offset to be read.

Return values

value

at the offset

mfd_mc146818_std_write()

void mfd_mc146818_std_write	(	const struct device *	dev,
		uint8_t	offset,
		uint8_t	value )

Write the value at the given offset in standard memory bank.

Parameters

dev	mc146818 mfd device
offset	memory offset to be written.
value	to be written at the offset