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nub31
2025-08-31 21:27:08 +02:00
parent 68f00d12fe
commit 365ad14122
14 changed files with 232 additions and 110 deletions
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20
src/idt.h
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@@ -1,30 +1,30 @@
#pragma once
#include <stdint.h>
#include "typedef.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;
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(uint16_t port, uint8_t val)
static inline void outb(u16 port, u8 val)
{
__asm__ volatile("outb %0, %1" : : "a"(val), "Nd"(port));
}
static inline uint8_t inb(uint16_t port)
static inline u8 inb(u16 port)
{
uint8_t ret;
u8 ret;
__asm__ volatile("inb %1, %0" : "=a"(ret) : "Nd"(port));
return ret;
}
void register_irq_handler(uint8_t irq, irq_handler_t handler);
void register_irq_handler(u8 irq, irq_handler_t handler);