eFuse Data manage functions More...

Functions
hal_status_t	hal_efuse_write (efuse_handle_t p_efuse, uint32_t word_offset, uint32_t p_data, uint32_t nword)
	Write the eFuse memory data. More...

hal_status_t	hal_efuse_read (efuse_handle_t p_efuse, uint32_t word_offset, uint32_t p_data, uint32_t nword)
	Read the eFuse memory data. More...

hal_status_t	hal_efuse_write_keyram (efuse_handle_t p_efuse, keyram_mask_t p_mask)
	Read the key from eFuse memory and write to keyram. More...

hal_status_t	hal_efuse_initial_value_check (efuse_handle_t *p_efuse)
	Check the eFuse memory with 0, if memory are all 0, return HAL_OK, then return HAL_ERROR. More...

hal_status_t	hal_efuse_crc_calculate (efuse_handle_t p_efuse, uint32_t word_offset, uint32_t nword, uint32_t p_result)
	Calculate CRC of the eFuse memory data. More...

hal_status_t	hal_efuse_read_trim (efuse_handle_t p_efuse, uint32_t word_offset, uint32_t p_data, uint32_t nword)
	Read trim from eFuse memory data. More...

hal_status_t	hal_efuse_set_main_backup (efuse_handle_t *p_efuse)
	Set the main or backup info of the eFuse memory. More...

Detailed Description

eFuse Data manage functions

Function Documentation

◆ hal_efuse_crc_calculate()

hal_status_t hal_efuse_crc_calculate	(	efuse_handle_t *	p_efuse,
		uint32_t	word_offset,
		uint32_t	nword,
		uint32_t *	p_result
	)

Calculate CRC of the eFuse memory data.

Note: Address must be main info eFuse memory address.

Parameters

[in]	p_efuse	Pointer to a eFuse handle which contains the configuration information for the specified eFuse module.
[in]	word_offset	eFuse memory offset, unit word, this parament can be a value between: 0x00 ~ 0x80.
[in]	nword	Size of data to be read, unit word, this parament can be a value between: 1 ~ 60.
[in]	p_result	Pointer to result.

Return values

HAL_OK	Operation is OK.
HAL_ERROR	Parameter error or operation not supported.
HAL_BUSY	Driver is busy.
HAL_TIMEOUT	Timeout occurred.

◆ hal_efuse_initial_value_check()

hal_status_t hal_efuse_initial_value_check ( efuse_handle_t * p_efuse )

Check the eFuse memory with 0, if memory are all 0, return HAL_OK, then return HAL_ERROR.

Parameters

[in] p_efuse Pointer to a eFuse handle which contains the configuration information for the specified eFuse module.

Return values

HAL_OK	Operation is OK.
HAL_ERROR	Parameter error or operation not supported.
HAL_BUSY	Driver is busy.
HAL_TIMEOUT	Timeout occurred.

◆ hal_efuse_read()

hal_status_t hal_efuse_read	(	efuse_handle_t *	p_efuse,
		uint32_t	word_offset,
		uint32_t *	p_data,
		uint32_t	nword
	)

Read the eFuse memory data.

Note: Address should be eFuse memory address.

Parameters

[in]	p_efuse	Pointer to a eFuse handle which contains the configuration information for the specified eFuse module.
[in]	word_offset	eFuse memory offset, unit word, this parament can be a value between: 0x000 ~ 0x80.
[in]	p_data	Pointer to data buffer for storage eFuse data.
[in]	nword	Size of data to be read, unit word.

Return values

HAL_OK	Operation is OK.
HAL_ERROR	Parameter error or operation not supported.
HAL_BUSY	Driver is busy.
HAL_TIMEOUT	Timeout occurred.

◆ hal_efuse_read_trim()

hal_status_t hal_efuse_read_trim	(	efuse_handle_t *	p_efuse,
		uint32_t	word_offset,
		uint32_t *	p_data,
		uint32_t	nword
	)

Read trim from eFuse memory data.

Note: Address must be main info eFuse memory address.

Parameters

[in]	p_efuse	Pointer to a eFuse handle which contains the configuration information for the specified eFuse module.
[in]	word_offset	eFuse memory offset, unit word, this parament can be a value between: 0x00 ~ 0x80.
[in]	p_data	Pointer to data buffer for storage eFuse data.
[in]	nword	Size of data to be read, unit word, this parament can be a value between: 1 ~ 20.

Return values

HAL_OK	Operation is OK.
HAL_ERROR	Parameter error or operation not supported.
HAL_BUSY	Driver is busy.
HAL_TIMEOUT	Timeout occurred.

◆ hal_efuse_set_main_backup()

hal_status_t hal_efuse_set_main_backup ( efuse_handle_t * p_efuse )

Set the main or backup info of the eFuse memory.

Parameters

[in] p_efuse Pointer to a eFuse handle which contains the configuration information for the specified eFuse module.

Return values

HAL_OK	Operation is OK.
HAL_ERROR	Parameter error or operation not supported.
HAL_BUSY	Driver is busy.
HAL_TIMEOUT	Timeout occurred.

◆ hal_efuse_write()

hal_status_t hal_efuse_write	(	efuse_handle_t *	p_efuse,
		uint32_t	word_offset,
		uint32_t *	p_data,
		uint32_t	nword
	)

Write the eFuse memory data.

Note: Address should be eFuse memory address.

Parameters

[in]	p_efuse	Pointer to a eFuse handle which contains the configuration information for the specified eFuse module.
[in]	word_offset	eFuse memory offset, unit word, this parament can be a value between: 0x00 ~ 0x80.
[in]	p_data	Pointer to data buffer for storage eFuse data.
[in]	nword	Size of data to be write, unit word.

Return values

HAL_OK	Operation is OK.
HAL_ERROR	Parameter error or operation not supported.
HAL_BUSY	Driver is busy.
HAL_TIMEOUT	Timeout occurred.

◆ hal_efuse_write_keyram()

hal_status_t hal_efuse_write_keyram	(	efuse_handle_t *	p_efuse,
		keyram_mask_t *	p_mask
	)

Read the key from eFuse memory and write to keyram.

Parameters

[in]	p_efuse	Pointer to a eFuse handle which contains the configuration information for the specified eFuse module.
[in]	p_mask	Pointer to a KEYRAM handle which contains the configuration information for the specified KEYRAM MASK.

Return values

HAL_OK	Operation is OK.
HAL_ERROR	Parameter error or operation not supported.
HAL_BUSY	Driver is busy.
HAL_TIMEOUT	Timeout occurred.

Functions

Detailed Description

Function Documentation

◆ hal_efuse_crc_calculate()

◆ hal_efuse_initial_value_check()

◆ hal_efuse_read()

◆ hal_efuse_read_trim()

◆ hal_efuse_set_main_backup()

◆ hal_efuse_write()

◆ hal_efuse_write_keyram()