/************************************************************************* * * AleeOS System: This include file is for ASM structure * Copyright (C) 2018 AleeCorp * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . * *************************************************************************/ #ifndef SYSTEM_H #define SYSTEM_H #include "types.h" uint8 inportb (uint16 _port) { uint8 rv; __asm__ __volatile__ ("inb %1, %0" : "=a" (rv) : "dN" (_port)); return rv; } void outportb (uint16 _port, uint8 _data) { __asm__ __volatile__ ("outb %1, %0" : : "dN" (_port), "a" (_data)); } #endif