Hardware access layer for managing the Key Management Unit (KMU) peripheral. More...

Enumerations
enum	nrf_kmu_task_t { NRF_KMU_TASK_PUSH_KEYSLOT = offsetof(NRF_KMU_Type, TASKS_PUSH_KEYSLOT) }
	KMU tasks. More...

enum	nrf_kmu_event_t { NRF_KMU_EVENT_KEYSLOT_PUSHED = offsetof(NRF_KMU_Type, EVENTS_KEYSLOT_PUSHED), NRF_KMU_EVENT_KEYSLOT_REVOKED = offsetof(NRF_KMU_Type, EVENTS_KEYSLOT_REVOKED), NRF_KMU_EVENT_KEYSLOT_ERROR = offsetof(NRF_KMU_Type, EVENTS_KEYSLOT_ERROR) }
	KMU events. More...

enum	nrf_kmu_int_mask_t { NRF_KMU_INT_PUSHED_MASK = KMU_INTEN_KEYSLOT_PUSHED_Msk, NRF_KMU_INT_REVOKED_MASK = KMU_INTEN_KEYSLOT_REVOKED_Msk, NRF_KMU_INT_ERROR_MASK = KMU_INTEN_KEYSLOT_ERROR_Msk }
	KMU interrupts. More...

enum	nrf_kmu_status_t { NRF_KMU_STATUS_BLOCKED_MASK = KMU_STATUS_BLOCKED_Msk, NRF_KMU_STATUS_SELECTED_MASK = KMU_STATUS_SELECTED_Msk }
	KMU operation status. More...

Functions
__STATIC_INLINE void	nrf_kmu_task_trigger (NRF_KMU_Type *p_reg, nrf_kmu_task_t task)
	Function for activating a specific KMU task. More...

__STATIC_INLINE uint32_t	nrf_kmu_task_address_get (NRF_KMU_Type const *p_reg, nrf_kmu_task_t task)
	Function for getting the address of a specific KMU task register. More...

__STATIC_INLINE void	nrf_kmu_event_clear (NRF_KMU_Type *p_reg, nrf_kmu_event_t event)
	Function for clearing a specific KMU event. More...

__STATIC_INLINE bool	nrf_kmu_event_check (NRF_KMU_Type const *p_reg, nrf_kmu_event_t event)
	Function for retrieving the state of the KMU event. More...

__STATIC_INLINE uint32_t	nrf_kmu_event_address_get (NRF_KMU_Type const *p_reg, nrf_kmu_event_t event)
	Function for getting the address of a specific KMU event register. More...

__STATIC_INLINE void	nrf_kmu_int_enable (NRF_KMU_Type *p_reg, uint32_t mask)
	Function for enabling specified interrupts. More...

__STATIC_INLINE void	nrf_kmu_int_disable (NRF_KMU_Type *p_reg, uint32_t mask)
	Function for disabling specified interrupts. More...

__STATIC_INLINE bool	nrf_kmu_int_enable_check (NRF_KMU_Type const *p_reg, nrf_kmu_int_mask_t kmu_int)
	Function for retrieving the state of a given interrupt. More...

__STATIC_INLINE uint32_t	nrf_kmu_intpend_get (NRF_KMU_Type const *p_reg)
	Function for retrieving the state of interrupts. More...

__STATIC_INLINE uint32_t	nrf_kmu_status_get (NRF_KMU_Type const *p_reg)
	Function for getting status bits of the KMU operation. More...

__STATIC_INLINE void	nrf_kmu_keyslot_set (NRF_KMU_Type *p_reg, uint8_t keyslot_id)
	Function for selecting the key slot ID. More...

__STATIC_INLINE uint8_t	nrf_kmu_keyslot_get (NRF_KMU_Type const *p_reg)
	Function for getting the key slot ID. More...

Detailed Description

Hardware access layer for managing the Key Management Unit (KMU) peripheral.

Enumeration Type Documentation

enum nrf_kmu_event_t

KMU events.

Enumerator
NRF_KMU_EVENT_KEYSLOT_PUSHED	Key successfully pushed over secure APB.
NRF_KMU_EVENT_KEYSLOT_REVOKED	Key has been revoked and cannot be tasked for selection.
NRF_KMU_EVENT_KEYSLOT_ERROR	No key slot selected or no destination address defined or error during push mechanism.

enum nrf_kmu_int_mask_t

KMU interrupts.

Enumerator
NRF_KMU_INT_PUSHED_MASK	Interrupt on KEYSLOT_PUSHED event.
NRF_KMU_INT_REVOKED_MASK	Interrupt on KEYSLOT_REVOKED event.
NRF_KMU_INT_ERROR_MASK	Interrupt on KEYSLOT_ERROR event.

enum nrf_kmu_status_t

KMU operation status.

Enumerator
NRF_KMU_STATUS_BLOCKED_MASK	Access violation detected and blocked.
NRF_KMU_STATUS_SELECTED_MASK	Key slot ID successfully selected by KMU.

enum nrf_kmu_task_t

KMU tasks.

Enumerator
NRF_KMU_TASK_PUSH_KEYSLOT	Push a key slot over secure APB.

Function Documentation

__STATIC_INLINE uint32_t nrf_kmu_event_address_get	(	NRF_KMU_Type const *	p_reg ,
		nrf_kmu_event_t	event
	)

Function for getting the address of a specific KMU event register.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	event	Requested event.

Returns: Address of the specified event register.

__STATIC_INLINE bool nrf_kmu_event_check	(	NRF_KMU_Type const *	p_reg ,
		nrf_kmu_event_t	event
	)

Function for retrieving the state of the KMU event.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	event	Event to be checked.

Return values

true	The event has been generated.
false	The event has not been generated.

__STATIC_INLINE void nrf_kmu_event_clear	(	NRF_KMU_Type *	p_reg ,
		nrf_kmu_event_t	event
	)

Function for clearing a specific KMU event.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	event	Event to clear.

__STATIC_INLINE void nrf_kmu_int_disable	(	NRF_KMU_Type *	p_reg ,
		uint32_t	mask
	)

Function for disabling specified interrupts.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	mask	Interrupts to be disabled.

__STATIC_INLINE void nrf_kmu_int_enable	(	NRF_KMU_Type *	p_reg ,
		uint32_t	mask
	)

Function for enabling specified interrupts.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	mask	Interrupts to be enabled.

__STATIC_INLINE bool nrf_kmu_int_enable_check	(	NRF_KMU_Type const *	p_reg ,
		nrf_kmu_int_mask_t	kmu_int
	)

Function for retrieving the state of a given interrupt.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	kmu_int	Interrupt to be checked.

Return values

true	The interrupt is enabled.
false	The interrupt is not enabled.

__STATIC_INLINE uint32_t nrf_kmu_intpend_get ( NRF_KMU_Type const * p_reg )

Function for retrieving the state of interrupts.

Function returns bitmask. Please use nrf_kmu_int_mask_t to check interrupts status.

Parameters

[in] p_reg Pointer to the structure of registers of the peripheral.

Returns: Bitmask with pending interrupts bits.

__STATIC_INLINE uint8_t nrf_kmu_keyslot_get ( NRF_KMU_Type const * p_reg )

Function for getting the key slot ID.

Parameters

[in] p_reg Pointer to the structure of registers of the peripheral.

Returns: Key slot ID.

__STATIC_INLINE void nrf_kmu_keyslot_set	(	NRF_KMU_Type *	p_reg ,
		uint8_t	keyslot_id
	)

Function for selecting the key slot ID.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	keyslot_id	Key slot ID to be read over AHB or pushed over secure APB when TASKS_PUSH_KEYSLOT is started.

__STATIC_INLINE uint32_t nrf_kmu_status_get ( NRF_KMU_Type const * p_reg )

Function for getting status bits of the KMU operation.

Function returns bitmask. Please use nrf_kmu_status_t to check operations status.

Parameters

[in] p_reg Pointer to the structure of registers of the peripheral.

Returns: Bitmask with operation status bits.

__STATIC_INLINE uint32_t nrf_kmu_task_address_get	(	NRF_KMU_Type const *	p_reg ,
		nrf_kmu_task_t	task
	)

Function for getting the address of a specific KMU task register.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	task	Requested task.

Returns: Address of the specified task register.

__STATIC_INLINE void nrf_kmu_task_trigger	(	NRF_KMU_Type *	p_reg ,
		nrf_kmu_task_t	task
	)

Function for activating a specific KMU task.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	task	Task to be activated.

KMU HAL

nRF5 SDK v17.0.2

Enumerations

Functions

Detailed Description

Enumeration Type Documentation

Function Documentation