RockOS/kernel/kmain.c

#include <stdint.h>

extern void halt();
extern void idt_load();
extern void reboot();

typedef struct {
  uint16_t offset_low;
  uint16_t selector;
  uint8_t zero;
  uint8_t flags;
  uint16_t offset_high;
} idt_entry_t __attribute__((packed));

typedef struct {
  uint16_t limit;
  uint32_t base;
} idt_ptr_t;

idt_entry_t idt[256];
idt_ptr_t idtr;

void load_idt() {}

void kmain() {
  load_idt();
  halt();
}