gdt.h

typedef bit unsigned char;

struct gdt_table {
	uint16_t limit_low;
	uint16_t base_low;
	uint8_t base_medium;
	bit accessed_bit; // Often set as uint8_t access_byte
	bit read_write_bit; // Often set as uint8_t access_byte
	bit direction_bit; // Often set as uint8_t access_byte
	bit executable_bit; // Often set as uint8_t access_byte
	bit always_one_bit; // Often set as uint8_t access_byte
	bit priv_low_bit; // Often set as uint8_t access_byte
	bit priv_high_bit; // Often set as uint8_t access_byte
	bit presence_bit; // Often set as uint8_t access_byte
	bit limit_0; // Often set as uint8_t gran
	bit limit_1; // Often set as uint8_t gran
	bit limit_2; // Often set as uint8_t gran
	bit limit_3; // Often set as uint8_t gran
	bit always_zero_bit_low; // Often set as uint8_t gran
	bit always_zero_bit_high; // Often set as uint8_t gran
	bit size_bit; // Often set as uint8_t gran
	bit granularity_bit;  // Often set as uint8_t gran
	uint8_t base_high;
} __attribute__ ((packed));