#ifndef _SYS_INTERRUPT_H_
#define _SYS_INTERRUPT_H_

#include <stddef.h>

struct interrupt_context {
	/* pushed on the stack, before the handler is called */
	uint64_t kerrno;
	uint64_t cr2;
	uint64_t rdi;
	uint64_t rsi;
	uint64_t rbp;
	uint64_t not_rsp;
	uint64_t rbx;
	uint64_t rdx;
	uint64_t rcx;
	uint64_t rax;
	uint64_t r8;
	uint64_t r9;
	uint64_t r10;
	uint64_t r11;
	uint64_t r12;
	uint64_t r13;
	uint64_t r14;
	uint64_t r15;
	/* assembly interrupt trampoline handles these */
	uint64_t int_no;
	uint64_t err_code;
	/* following pushed onto stack by CPU */
	uint64_t rip;
	uint64_t cs;
	uint64_t rflags;
	uint64_t rsp;
	uint64_t ss;
};

struct interrupt_handler {
	void (*handler)(struct interrupt_context *, void *);
	void *context;
	struct interrupt_handler *next;
	struct interrupt_handler *prev;
};

void interrupt_handler_null();
void isr128();
void isr129();
void isr0();
void isr1();
void isr2();
void isr3();
void isr4();
void isr5();
void isr6();
void isr7();
void isr8();
void isr9();
void isr10();
void isr11();
void isr12();
void isr13();
void isr14();
void isr15();
void isr16();
void isr17();
void isr18();
void isr19();
void isr20();
void isr21();
void isr22();
void isr23();
void isr24();
void isr25();
void isr26();
void isr27();
void isr28();
void isr29();
void isr30();
void isr31();
void isr128();
void isr130();
void isr131();

void irq0();
void irq1();
void irq2();
void irq3();
void irq4();
void irq5();
void irq6();
void irq7();
void irq8();
void irq9();
void irq10();
void irq11();
void irq12();
void irq13();
void irq14();
void irq15();

#define IRQ0 32
#define IRQ1 33
#define IRQ2 34
#define IRQ3 35
#define IRQ4 36
#define IRQ5 37
#define IRQ6 38
#define IRQ7 39
#define IRQ8 40
#define IRQ9 41
#define IRQ10 42
#define IRQ11 43
#define IRQ12 44
#define IRQ13 45
#define IRQ14 46
#define IRQ15 47

void init_interrupts();

int interrupts_enabled(); 
void enable_interrupts();
void disable_interrupts(); 
int interrupts_set(int enable);

void interrupt_add_handler(unsigned int intno, struct interrupt_handler *handler);
void interrupt_remove_handler(unsigned int intno, struct interrupt_handler *handler);

#endif