gdt.h File Reference

#include <stdint.h>

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Data Structures
struct	gdt_entry_t
	An entry in the GDT. More...

Macros
#define	GDT_ENTRIES   6
	number of entries in the GDT More...
#define	GDT_RING0_CODE_SEG   1
	kernel code segment index
#define	GDT_RING0_DATA_SEG   2
	kernel data segment index
#define	GDT_RING3_CODE_SEG   3
	user code segment index
#define	GDT_RING3_DATA_SEG   4
	user data segment index
#define	GDT_TASK_STATE_SEG   5
	task state segment index

Functions
void	gdt_init_entry (size_t entry, uint32_t base, uint32_t limit)
	Sets basic parameters of a GDT entry. More...
void	gdt_init ()
	Initializes the GDT. More...
uint16_t	gdt_get_selector (size_t entry)
	Returns a selector ready to be loaded in a segment register. More...