#pragma once

#include "typedef.h"

typedef struct
{
    u64 r15, r14, r13, r12, r11, r10, r9, r8;
    u64 rbp, rdi, rsi, rdx, rcx, rbx, rax;
    u64 int_no;
    u64 err_code;
    u64 rip, cs, rflags, rsp, ss;
} __attribute__((packed)) isr_frame_t;

typedef void (*irq_handler_t)(const isr_frame_t*);

void init_idt(void);

static inline void outb(u16 port, u8 val)
{
    __asm__ volatile("outb %0, %1" : : "a"(val), "Nd"(port));
}

static inline u8 inb(u16 port)
{
    u8 ret;
    __asm__ volatile("inb %1, %0" : "=a"(ret) : "Nd"(port));
    return ret;
}

void register_irq_handler(u8 irq, irq_handler_t handler);