hpm_pmp_drv.c File Reference

#include "hpm_pmp_drv.h"
#include "hpm_csr_drv.h"

Functions
uint32_t	read_pmp_cfg (uint32_t idx)
	Read PMP configuration. More...
void	write_pmp_cfg (uint32_t value, uint32_t idx)
	Write PMP Configuration to corresponding PMP_CFG register. More...
void	write_pmp_addr (uint32_t value, uint32_t idx)
	Write PMP address to corresponding PMP_ADDR register. More...
uint32_t	read_pmp_addr (uint32_t idx)
	Read PMP address entry. More...
uint32_t	read_pma_cfg (uint32_t idx)
	Read PMA configuration. More...
void	write_pma_cfg (uint32_t value, uint32_t idx)
	Write PMA Configuration to corresponding PMA_CFG register. More...
void	write_pma_addr (uint32_t value, uint32_t idx)
	Write PMA address to corresponding PMA_ADDR register. More...
uint32_t	read_pma_addr (uint32_t idx)
	Read PMA address entry. More...
hpm_stat_t	pmp_config_entry (const pmp_entry_t *entry, uint32_t entry_index)
	Configure PMP and PMA for specified PMP/PMA entry. More...
hpm_stat_t	pmp_config (const pmp_entry_t *entry, uint32_t num_of_entries)
	Configure PMP and PMA based on the PMP entry list. More...
void	pmp_disable (void)
	Disable PMP and PMA. More...

Function Documentation

pmp_config()

hpm_stat_t pmp_config	(	const pmp_entry_t *	entry,
		uint32_t	num_of_entries
	)

Configure PMP and PMA based on the PMP entry list.

Parameters

entry	start of the PMP entry list
num_of_entries	Number of entries in the PMP entry list

Return values

status_invalid_argument	Invalid Arguments were detected
status_success	Configuration completed without errors

pmp_config_entry()

hpm_stat_t pmp_config_entry	(	const pmp_entry_t *	entry,
		uint32_t	entry_index
	)

Configure PMP and PMA for specified PMP/PMA entry.

Parameters

[in]	entry	PMP entry
	entry_index	PMP/PMA entry index

Return values

status_invalid_argument	Invalid Arguments were detected
status_success	Configuration completed without errors

pmp_disable()

void pmp_disable

(

void

)

Disable PMP and PMA.

read_pma_addr()

uint32_t read_pma_addr

(

uint32_t

idx

)

Read PMA address entry.

Parameters

idx	PMA address entry index, valid value is 0-15

Returns

PMA address

read_pma_cfg()

uint32_t read_pma_cfg

(

uint32_t

idx

)

Read PMA configuration.

Parameters

idx	PMA entry index

Returns

PMA configuration

read_pmp_addr()

uint32_t read_pmp_addr

(

uint32_t

idx

)

Read PMP address entry.

Parameters

idx	PMP address entry index

Returns

PMP address

read_pmp_cfg()

uint32_t read_pmp_cfg

(

uint32_t

idx

)

Read PMP configuration.

Parameters

idx	PMP entry index

Returns

PMP configuration

write_pma_addr()

void write_pma_addr	(	uint32_t	value,
		uint32_t	idx
	)

Write PMA address to corresponding PMA_ADDR register.

Parameters

value	PMA address
idx	PMA address entry index, valid value is 0-15

write_pma_cfg()

void write_pma_cfg	(	uint32_t	value,
		uint32_t	idx
	)

Write PMA Configuration to corresponding PMA_CFG register.

Parameters

value	PMA configuration
idx	PMA entry index, valid value is 0-15

write_pmp_addr()

void write_pmp_addr	(	uint32_t	value,
		uint32_t	idx
	)

Write PMP address to corresponding PMP_ADDR register.

Parameters

value	PMP address
idx	PMP address entry index, valid value is 0-15

write_pmp_cfg()

void write_pmp_cfg	(	uint32_t	value,
		uint32_t	idx
	)

Write PMP Configuration to corresponding PMP_CFG register.

Parameters

value	PMP configuration
idx	PMP entry index, valid value is 0-15