30 lines
663 B
C
30 lines
663 B
C
#pragma once
|
|
|
|
#include <stdint.h>
|
|
|
|
typedef struct
|
|
{
|
|
uint64_t r15, r14, r13, r12, r11, r10, r9, r8;
|
|
uint64_t rbp, rdi, rsi, rdx, rcx, rbx, rax;
|
|
uint64_t int_no;
|
|
uint64_t err_code;
|
|
uint64_t rip, cs, rflags, rsp, ss;
|
|
} __attribute__((packed)) isr_frame_t;
|
|
|
|
typedef void (*irq_handler_t)(isr_frame_t*);
|
|
|
|
void init_idt(void);
|
|
|
|
static inline void outb(uint16_t port, uint8_t val)
|
|
{
|
|
__asm__ volatile("outb %0, %1" : : "a"(val), "Nd"(port));
|
|
}
|
|
|
|
static inline uint8_t inb(uint16_t port)
|
|
{
|
|
uint8_t ret;
|
|
__asm__ volatile("inb %1, %0" : "=a"(ret) : "Nd"(port));
|
|
return ret;
|
|
}
|
|
|
|
void register_irq_handler(uint8_t irq, irq_handler_t handler); |