Untitled_Kernel/include/idt.h

/* IDT.h
*   Interrupt Descriptor Table
*   
*   IDT related structures, globals and functions
*/
#ifndef IDT_H
#define IDT_H

#include <stdint.h>

typedef struct InterruptDescriptor_s {
    uint16_t offset_lo;
    uint16_t selector;
    uint8_t reserved;
    uint8_t attributes;
    uint16_t offset_hi;
} InterruptDescriptor_t;

typedef struct IDTR_s {
    uint16_t size;
    InterruptDescriptor_t* IDT;
} __attribute__((packed)) IDTR_t;

extern IDTR_t idtr;
extern InterruptDescriptor_t idt_start;
extern unsigned char num_interrupts;

void setup_idt();
void write_descriptors();
extern void load_idt();

#endif