MWU HAL

Hardware access layer for managing the Memory Watch Unit (MWU) peripheral. More...

Enumerations
enum	nrf_mwu_event_t {   NRF_MWU_EVENT_REGION0_WRITE = offsetof(NRF_MWU_Type, EVENTS_REGION[0].WA),   NRF_MWU_EVENT_REGION0_READ = offsetof(NRF_MWU_Type, EVENTS_REGION[0].RA),   NRF_MWU_EVENT_REGION1_WRITE = offsetof(NRF_MWU_Type, EVENTS_REGION[1].WA),   NRF_MWU_EVENT_REGION1_READ = offsetof(NRF_MWU_Type, EVENTS_REGION[1].RA),   NRF_MWU_EVENT_REGION2_WRITE = offsetof(NRF_MWU_Type, EVENTS_REGION[2].WA),   NRF_MWU_EVENT_REGION2_READ = offsetof(NRF_MWU_Type, EVENTS_REGION[2].RA),   NRF_MWU_EVENT_REGION3_WRITE = offsetof(NRF_MWU_Type, EVENTS_REGION[3].WA),   NRF_MWU_EVENT_REGION3_READ = offsetof(NRF_MWU_Type, EVENTS_REGION[3].RA),   NRF_MWU_EVENT_PREGION0_WRITE = offsetof(NRF_MWU_Type, EVENTS_PREGION[0].WA),   NRF_MWU_EVENT_PREGION0_READ = offsetof(NRF_MWU_Type, EVENTS_PREGION[0].RA),   NRF_MWU_EVENT_PREGION1_WRITE = offsetof(NRF_MWU_Type, EVENTS_PREGION[1].WA),   NRF_MWU_EVENT_PREGION1_READ = offsetof(NRF_MWU_Type, EVENTS_PREGION[1].RA) }
	MWU events. More...
enum	nrf_mwu_int_mask_t {   NRF_MWU_INT_REGION0_WRITE_MASK = MWU_INTEN_REGION0WA_Msk,   NRF_MWU_INT_REGION0_READ_MASK = MWU_INTEN_REGION0RA_Msk,   NRF_MWU_INT_REGION1_WRITE_MASK = MWU_INTEN_REGION1WA_Msk,   NRF_MWU_INT_REGION1_READ_MASK = MWU_INTEN_REGION1RA_Msk,   NRF_MWU_INT_REGION2_WRITE_MASK = MWU_INTEN_REGION2WA_Msk,   NRF_MWU_INT_REGION2_READ_MASK = MWU_INTEN_REGION2RA_Msk,   NRF_MWU_INT_REGION3_WRITE_MASK = MWU_INTEN_REGION3WA_Msk,   NRF_MWU_INT_REGION3_READ_MASK = MWU_INTEN_REGION3RA_Msk,   NRF_MWU_INT_PREGION0_WRITE_MASK = MWU_INTEN_PREGION0WA_Msk,   NRF_MWU_INT_PREGION0_READ_MASK = MWU_INTEN_PREGION0RA_Msk,   NRF_MWU_INT_PREGION1_WRITE_MASK = MWU_INTEN_PREGION1WA_Msk,   NRF_MWU_INT_PREGION1_READ_MASK = MWU_INTEN_PREGION1RA_Msk }
	MWU interrupt masks. More...
enum	nrf_mwu_region_watch_t {   NRF_MWU_WATCH_REGION0_WRITE = MWU_REGIONEN_RGN0WA_Msk,   NRF_MWU_WATCH_REGION0_READ = MWU_REGIONEN_RGN0RA_Msk,   NRF_MWU_WATCH_REGION1_WRITE = MWU_REGIONEN_RGN1WA_Msk,   NRF_MWU_WATCH_REGION1_READ = MWU_REGIONEN_RGN1RA_Msk,   NRF_MWU_WATCH_REGION2_WRITE = MWU_REGIONEN_RGN2WA_Msk,   NRF_MWU_WATCH_REGION2_READ = MWU_REGIONEN_RGN2RA_Msk,   NRF_MWU_WATCH_REGION3_WRITE = MWU_REGIONEN_RGN3WA_Msk,   NRF_MWU_WATCH_REGION3_READ = MWU_REGIONEN_RGN3RA_Msk,   NRF_MWU_WATCH_PREGION0_WRITE = MWU_REGIONEN_PRGN0WA_Msk,   NRF_MWU_WATCH_PREGION0_READ = MWU_REGIONEN_PRGN0RA_Msk,   NRF_MWU_WATCH_PREGION1_WRITE = MWU_REGIONEN_PRGN1WA_Msk,   NRF_MWU_WATCH_PREGION1_READ = MWU_REGIONEN_PRGN1RA_Msk }
	MWU region watch masks. More...

Functions
__STATIC_INLINE bool	nrf_mwu_event_check (NRF_MWU_Type const *p_reg, nrf_mwu_event_t event)
	Function for retrieving the state of the MWU event. More...
__STATIC_INLINE void	nrf_mwu_event_clear (NRF_MWU_Type *p_reg, nrf_mwu_event_t event)
	Function for clearing a specific MWU event. More...
__STATIC_INLINE uint32_t	nrf_mwu_event_address_get (NRF_MWU_Type const *p_reg, nrf_mwu_event_t event)
	Function for getting the address of a specific MWU event register. More...
__STATIC_INLINE void	nrf_mwu_int_enable (NRF_MWU_Type *p_reg, uint32_t int_mask)
	Function for enabling specified interrupts. More...
__STATIC_INLINE bool	nrf_mwu_int_enable_check (NRF_MWU_Type const *p_reg, nrf_mwu_int_mask_t mwu_int)
	Function for retrieving the state of a specific interrupt. More...
__STATIC_INLINE void	nrf_mwu_int_disable (NRF_MWU_Type *p_reg, uint32_t int_mask)
	Function for disabling specified interrupts. More...
__STATIC_INLINE void	nrf_mwu_nmi_enable (NRF_MWU_Type *p_reg, uint32_t int_mask)
	Function for enabling specified non-maskable interrupts. More...
__STATIC_INLINE bool	nrf_mwu_nmi_enable_check (NRF_MWU_Type const *p_reg, nrf_mwu_int_mask_t mwu_int)
	Function for retrieving the state of a specific non-maskable interrupt. More...
__STATIC_INLINE void	nrf_mwu_nmi_disable (NRF_MWU_Type *p_reg, uint32_t int_mask)
	Function for disabling specified non-maskable interrupts. More...
__STATIC_INLINE void	nrf_mwu_user_region_range_set (NRF_MWU_Type *p_reg, uint8_t region_idx, uint32_t start_addr, uint32_t end_addr)
	Function for setting address range of the specified user region. More...
__STATIC_INLINE void	nrf_mwu_region_watch_enable (NRF_MWU_Type *p_reg, uint32_t reg_watch_mask)
	Function for enabling memory access watch mechanism. More...
__STATIC_INLINE void	nrf_mwu_region_watch_disable (NRF_MWU_Type *p_reg, uint32_t reg_watch_mask)
	Function for disabling memory access watch mechanism. More...
__STATIC_INLINE uint32_t	nrf_mwu_region_watch_get (NRF_MWU_Type const *p_reg)
	Function for getting memory access watch configuration mask. More...
__STATIC_INLINE void	nrf_mwu_subregions_configure (NRF_MWU_Type *p_reg, uint8_t per_reg_idx, uint32_t subregion_mask)
	Function for configuring peripheral subregions for watching. More...
__STATIC_INLINE uint32_t	nrf_mwu_subregions_write_accesses_get (NRF_MWU_Type const *p_reg, uint8_t per_reg_idx)
	Function for getting the mask of the write access flags of peripheral subregions. More...
__STATIC_INLINE void	nrf_mwu_subregions_write_accesses_clear (NRF_MWU_Type *p_reg, uint8_t per_reg_idx, uint32_t subregion_mask)
	Function for clearing write access flags of peripheral subregions. More...
__STATIC_INLINE uint32_t	nrf_mwu_subregions_read_accesses_get (NRF_MWU_Type const *p_reg, uint8_t per_reg_idx)
	Function for getting the mask of the read access flags of peripheral subregions. More...
__STATIC_INLINE void	nrf_mwu_subregions_read_accesses_clear (NRF_MWU_Type *p_reg, uint8_t per_reg_idx, uint32_t subregion_mask)
	Function for clearing read access flags of peripheral subregions. More...

Detailed Description

Hardware access layer for managing the Memory Watch Unit (MWU) peripheral.

Enumeration Type Documentation

enum nrf_mwu_event_t

MWU events.

Enumerator
NRF_MWU_EVENT_REGION0_WRITE	Write access to region 0 detected.
NRF_MWU_EVENT_REGION0_READ	Read access to region 0 detected.
NRF_MWU_EVENT_REGION1_WRITE	Write access to region 1 detected.
NRF_MWU_EVENT_REGION1_READ	Read access to region 1 detected.
NRF_MWU_EVENT_REGION2_WRITE	Write access to region 2 detected.
NRF_MWU_EVENT_REGION2_READ	Read access to region 2 detected.
NRF_MWU_EVENT_REGION3_WRITE	Write access to region 3 detected.
NRF_MWU_EVENT_REGION3_READ	Read access to region 3 detected.
NRF_MWU_EVENT_PREGION0_WRITE	Write access to peripheral region 0 detected.
NRF_MWU_EVENT_PREGION0_READ	Read access to peripheral region 0 detected.
NRF_MWU_EVENT_PREGION1_WRITE	Write access to peripheral region 1 detected.
NRF_MWU_EVENT_PREGION1_READ	Read access to peripheral region 1 detected.

enum nrf_mwu_int_mask_t

MWU interrupt masks.

Enumerator
NRF_MWU_INT_REGION0_WRITE_MASK	Interrupt on REGION[0].WA event.
NRF_MWU_INT_REGION0_READ_MASK	Interrupt on REGION[0].RA event.
NRF_MWU_INT_REGION1_WRITE_MASK	Interrupt on REGION[1].WA event.
NRF_MWU_INT_REGION1_READ_MASK	Interrupt on REGION[1].RA event.
NRF_MWU_INT_REGION2_WRITE_MASK	Interrupt on REGION[2].WA event.
NRF_MWU_INT_REGION2_READ_MASK	Interrupt on REGION[2].RA event.
NRF_MWU_INT_REGION3_WRITE_MASK	Interrupt on REGION[3].WA event.
NRF_MWU_INT_REGION3_READ_MASK	Interrupt on REGION[3].RA event.
NRF_MWU_INT_PREGION0_WRITE_MASK	Interrupt on PREGION[0].WA event.
NRF_MWU_INT_PREGION0_READ_MASK	Interrupt on PREGION[0].RA event.
NRF_MWU_INT_PREGION1_WRITE_MASK	Interrupt on PREGION[1].WA event.
NRF_MWU_INT_PREGION1_READ_MASK	Interrupt on PREGION[1].RA event.

enum nrf_mwu_region_watch_t

MWU region watch masks.

Enumerator
NRF_MWU_WATCH_REGION0_WRITE	Region 0 write access watch mask.
NRF_MWU_WATCH_REGION0_READ	Region 0 read access watch mask.
NRF_MWU_WATCH_REGION1_WRITE	Region 1 write access watch mask.
NRF_MWU_WATCH_REGION1_READ	Region 1 read access watch mask.
NRF_MWU_WATCH_REGION2_WRITE	Region 2 write access watch mask.
NRF_MWU_WATCH_REGION2_READ	Region 2 read access watch mask.
NRF_MWU_WATCH_REGION3_WRITE	Region 3 write access watch mask.
NRF_MWU_WATCH_REGION3_READ	Region 3 read access watch mask.
NRF_MWU_WATCH_PREGION0_WRITE	Peripheral region 0 write access watch mask.
NRF_MWU_WATCH_PREGION0_READ	Peripheral region 0 read access watch mask.
NRF_MWU_WATCH_PREGION1_WRITE	Peripheral region 1 write access watch mask.
NRF_MWU_WATCH_PREGION1_READ	Peripheral region 1 read access watch mask.

Function Documentation

__STATIC_INLINE uint32_t nrf_mwu_event_address_get	(	NRF_MWU_Type const *	p_reg,
		nrf_mwu_event_t	event
	)

Function for getting the address of a specific MWU 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_mwu_event_check	(	NRF_MWU_Type const *	p_reg,
		nrf_mwu_event_t	event
	)

Function for retrieving the state of the MWU 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_mwu_event_clear	(	NRF_MWU_Type *	p_reg,
		nrf_mwu_event_t	event
	)

Function for clearing a specific MWU event.

Parameters

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

__STATIC_INLINE void nrf_mwu_int_disable	(	NRF_MWU_Type *	p_reg,
		uint32_t	int_mask
	)

Function for disabling specified interrupts.

Parameters

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

__STATIC_INLINE void nrf_mwu_int_enable	(	NRF_MWU_Type *	p_reg,
		uint32_t	int_mask
	)

Function for enabling specified interrupts.

Parameters

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

__STATIC_INLINE bool nrf_mwu_int_enable_check	(	NRF_MWU_Type const *	p_reg,
		nrf_mwu_int_mask_t	mwu_int
	)

Function for retrieving the state of a specific interrupt.

Parameters

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

Return values

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

__STATIC_INLINE void nrf_mwu_nmi_disable	(	NRF_MWU_Type *	p_reg,
		uint32_t	int_mask
	)

Function for disabling specified non-maskable interrupts.

Parameters

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

__STATIC_INLINE void nrf_mwu_nmi_enable	(	NRF_MWU_Type *	p_reg,
		uint32_t	int_mask
	)

Function for enabling specified non-maskable interrupts.

Parameters

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

__STATIC_INLINE bool nrf_mwu_nmi_enable_check	(	NRF_MWU_Type const *	p_reg,
		nrf_mwu_int_mask_t	mwu_int
	)

Function for retrieving the state of a specific non-maskable interrupt.

Parameters

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

Return values

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

__STATIC_INLINE void nrf_mwu_region_watch_disable	(	NRF_MWU_Type *	p_reg,
		uint32_t	reg_watch_mask
	)

Function for disabling memory access watch mechanism.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	reg_watch_mask	Mask that defines regions and access types to stop watching. Compose this mask from nrf_mwu_region_watch_t values.

__STATIC_INLINE void nrf_mwu_region_watch_enable	(	NRF_MWU_Type *	p_reg,
		uint32_t	reg_watch_mask
	)

Function for enabling memory access watch mechanism.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	reg_watch_mask	Mask that defines regions and access types to watch. Compose this mask from nrf_mwu_region_watch_t values.

__STATIC_INLINE uint32_t nrf_mwu_region_watch_get

(

NRF_MWU_Type const *

p_reg

)

Function for getting memory access watch configuration mask.

Parameters

[in]

p_reg

Pointer to the structure of registers of the peripheral.

Returns

Mask that defines regions and access types being watched.

__STATIC_INLINE void nrf_mwu_subregions_configure	(	NRF_MWU_Type *	p_reg,
		uint8_t	per_reg_idx,
		uint32_t	subregion_mask
	)

Function for configuring peripheral subregions for watching.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	per_reg_idx	Peripheral region containing specified subregions.
[in]	subregion_mask	Mask that defines subregions to include into the specified peripheral region.

__STATIC_INLINE void nrf_mwu_subregions_read_accesses_clear	(	NRF_MWU_Type *	p_reg,
		uint8_t	per_reg_idx,
		uint32_t	subregion_mask
	)

Function for clearing read access flags of peripheral subregions.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	per_reg_idx	Peripheral region containing subregion accesses to clear.
[in]	subregion_mask	Mask that defines subregion read accesses to clear.

__STATIC_INLINE uint32_t nrf_mwu_subregions_read_accesses_get	(	NRF_MWU_Type const *	p_reg,
		uint8_t	per_reg_idx
	)

Function for getting the mask of the read access flags of peripheral subregions.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	per_reg_idx	Peripheral region containing subregions to be checked.

Returns

Mask specifying subregions that were read accessed.

__STATIC_INLINE void nrf_mwu_subregions_write_accesses_clear	(	NRF_MWU_Type *	p_reg,
		uint8_t	per_reg_idx,
		uint32_t	subregion_mask
	)

Function for clearing write access flags of peripheral subregions.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	per_reg_idx	Peripheral region containing subregion accesses to clear.
[in]	subregion_mask	Mask that defines subregion write accesses to clear.

__STATIC_INLINE uint32_t nrf_mwu_subregions_write_accesses_get	(	NRF_MWU_Type const *	p_reg,
		uint8_t	per_reg_idx
	)

Function for getting the mask of the write access flags of peripheral subregions.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	per_reg_idx	Peripheral region containing subregions to be checked.

Returns

Mask specifying subregions that were write accessed.

__STATIC_INLINE void nrf_mwu_user_region_range_set	(	NRF_MWU_Type *	p_reg,
		uint8_t	region_idx,
		uint32_t	start_addr,
		uint32_t	end_addr
	)

Function for setting address range of the specified user region.

Parameters

[in]	p_reg	Pointer to the structure of registers of the peripheral.
[in]	region_idx	Region number to configure.
[in]	start_addr	Memory address defining the beginning of the region.
[in]	end_addr	Memory address defining the end of the region.