cache.h File Reference

#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>

Macros
#define	DCACHE_LINE_SIZE_MAX   32U
	Largest data cache line of the supported cores, in bytes.
#define	DCACHE_ROUND_UP(size)   (((size) + DCACHE_LINE_SIZE_MAX - 1U) & ~(DCACHE_LINE_SIZE_MAX - 1U))
	size rounded up to whole DCACHE_LINE_SIZE_MAX lines.

Functions
void	icache_enable (void)
	Enable the instruction cache, invalidating it first.
void	icache_disable (void)
	Disable the instruction cache, invalidating it afterwards.
bool	icache_is_enabled (void)
	Check whether the instruction cache is enabled.
uint32_t	icache_line_size (void)
	Get the instruction cache line size.
void	icache_invalidate_all (void)
	Invalidate the entire instruction cache.
void	icache_invalidate (void *addr, size_t size)
	Invalidate the instruction cache for a range.
void	dcache_enable (void)
	Enable the data cache, invalidating it first.
void	dcache_disable (void)
	Disable the data cache, flushing and invalidating it first.
bool	dcache_is_enabled (void)
	Check whether the data cache is enabled.
uint32_t	dcache_line_size (void)
	Get the data cache line size.
void	dcache_flush_all (void)
	Flush the entire data cache.
void	dcache_invalidate_all (void)
	Invalidate the entire data cache.
void	dcache_flush_invalidate_all (void)
	Flush, then invalidate the entire data cache.
void	dcache_flush (const void *addr, size_t size)
	Flush the data cache for a range.
void	dcache_invalidate (void *addr, size_t size)
	Invalidate the data cache for a range.
void	dcache_flush_invalidate (const void *addr, size_t size)
	Flush, then invalidate the data cache for a range.
void	icache_align (uintptr_t *addr, size_t *size)
	Widen a range to whole instruction cache lines.
void	dcache_align (uintptr_t *addr, size_t *size)
	Widen a range to whole data cache lines.
uint32_t	dcache_alignment_mask_minimum (uint32_t min)
	Get the alignment mask for a buffer shared with a peripheral.