#ifndef _IDT_H_
# define _IDT_H_

# define IDT_NB_ENTRIES 256

struct int_gate_s
{
   unsigned short offset_low; // offset 0-15 bits
   unsigned short segment_sel;// segment selector
   unsigned char  reserved;   // must be zeroed
   unsigned char  flags;      // flags
   unsigned short offset_high;// offset 16-31 bits
} __attribute__((packed));
typedef struct int_gate_s int_gate_t;

// A struct describing a pointer to an array of interrupt handlers.
// This is in a format suitable for giving to 'lidt'.
struct lidt_param_s
{
   unsigned short limit; // IDT size in bytes
   unsigned int base;  // IDT address
} __attribute__((packed));
typedef struct lidt_param_s lidt_param_t;


void init_idt(void);
void init_tick(void);
void init_pic(void);
void set_interrupt(unsigned char index, unsigned int offset, unsigned short segment_sel, unsigned char flags);
void load_idt();

#endif /* !_IDT_H_ */