#ifndef __LUNAIX_IO_H
#define __LUNAIX_IO_H

#include <stdint.h>

static inline uint8_t io_inb(int port) {
    uint8_t data;
    asm volatile("inb %w1,%0" : "=a" (data) : "d" (port));
    return data;
}

static inline void io_insb(int port, void* addr, int cnt) {
    asm volatile("cld\n\trepne\n\tinsb"
                 : "=D" (addr), "=c" (cnt)
                 : "d" (port), "0" (addr), "1" (cnt)
                 : "memory", "cc");
}

static inline uint16_t io_inw(int port) {
    uint16_t data;
    asm volatile("inw %w1,%0" : "=a" (data) : "d" (port));
    return data;
}

static inline void io_insw(int port, void* addr, int cnt) {
    asm volatile("cld\n\trepne\n\tinsw"
                 : "=D" (addr), "=c" (cnt)
                 : "d" (port), "0" (addr), "1" (cnt)
                 : "memory", "cc");
}

static inline uint32_t io_inl(int port) {
    uint32_t data;
    asm volatile("inl %w1,%0" : "=a" (data) : "d" (port));
    return data;
}

static inline void io_insl(int port, void* addr, int cnt) {
    asm volatile("cld\n\trepne\n\tinsl"
                 : "=D" (addr), "=c" (cnt)
                 : "d" (port), "0" (addr), "1" (cnt)
                 : "memory", "cc");
}

static inline void io_outb(int port, uint8_t data) {
    asm volatile("outb %0,%w1" : : "a" (data), "d" (port));
}

static inline void io_outsb(int port, const void* addr, int cnt) {
    asm volatile("cld\n\trepne\n\toutsb"
                 : "=S" (addr), "=c" (cnt)
                 : "d" (port), "0" (addr), "1" (cnt)
                 : "cc");
}

static inline void io_outw(int port, uint16_t data) {
    asm volatile("outw %0,%w1" : : "a" (data), "d" (port));
}

static inline void io_outsw(int port, const void* addr, int cnt) {
    asm volatile("cld\n\trepne\n\toutsw"
                 : "=S" (addr), "=c" (cnt)
                 : "d" (port), "0" (addr), "1" (cnt)
                 : "cc");
}

static inline void io_outsl(int port, const void* addr, int cnt) {
    asm volatile("cld\n\trepne\n\toutsl"
                 : "=S" (addr), "=c" (cnt)
                 : "d" (port), "0" (addr), "1" (cnt)
                 : "cc");
}

static inline void io_outl(int port, uint32_t data) {
    asm volatile("outl %0,%w1" : : "a" (data), "d" (port));
}

#endif /* __LUNAIX_IO_H */