address_space.h File Reference

Address space management. More...

#include <libtransistor/types.h>
#include <sys/types.h>

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Functions
result_t	as_init ()
	Initialize address space manager. More...
void	as_finalize ()
	Finalize address space manager. More...
void *	as_reserve (size_t len)
	Finds and reserves an unmapped region of address space. More...
void	as_release (void *addr, size_t len)
	Frees a region of address space reserved by as_reserve. More...

Detailed Description

Address space management.

Function Documentation

void as_finalize

(

)

Finalize address space manager.

Called by crt0 and should not be called by applications or utility functions.

result_t as_init

(

)

Initialize address space manager.

This should be called early in crt0 and should not be called by any applications or utility functions before using address space management functions.

void as_release	(	void *	addr,
		size_t	len
	)

Frees a region of address space reserved by as_reserve.

The address and size must exactly match an entire memory region reserved by as_reserve.

Parameters

addr	Base of the reserved address space
len	Length of the reserved address space

void* as_reserve

(

size_t

len

)

Finds and reserves an unmapped region of address space.

Parameters

len	The length of address space to reserve