gdt.c File Reference

#include "gdt.h"
#include "kernel.h"

Macros
#define	USER_DATA_SELECTOR   0x23

Functions
void	encode_gdt_entry (uint8_t *target, struct gdt_structured src)
void	gdt_structured_to_gdt (struct gdt *gdt, struct gdt_structured *structured_gdt, unsigned int total_entries)
void	gdt_load (struct gdt *gdt, unsigned int size)
void	gdt_read (struct gdt_descriptor *target)

Variables
struct gdt_descriptor	gdt_descriptor = {0}

Macro Definition Documentation

USER_DATA_SELECTOR

#define USER_DATA_SELECTOR   0x23

Function Documentation

encode_gdt_entry()

void encode_gdt_entry	(	uint8_t *	target,
		struct gdt_structured	src
	)

References gdt_structured::base, kernel_panic(), gdt_structured::limit, and gdt_structured::type.

gdt_load()

void gdt_load	(	struct gdt *	gdt,
		unsigned int	size
	)

References gdt_descriptor, size, gdt_descriptor::size, and gdt_descriptor::start_address.

gdt_read()

void gdt_read

(

struct gdt_descriptor *

target

)

gdt_structured_to_gdt()

void gdt_structured_to_gdt	(	struct gdt *	gdt,
		struct gdt_structured *	structured_gdt,
		unsigned int	total_entries
	)

References encode_gdt_entry().

Variable Documentation

gdt_descriptor

struct gdt_descriptor gdt_descriptor = {0}