/* * Copyright (C) 2009 Juergen Beisert, Pengutronix * * 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 2 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. * * */ /** * @file * @brief x86 Architecture Initialization routines */ #include /** to work with the 8250 UART driver implementation we need this function */ unsigned int x86_uart_read(unsigned long base, unsigned char reg_idx) { return inb(base + reg_idx); } /** to work with the 8250 UART driver implementation we need this function */ void x86_uart_write(unsigned int val, unsigned long base, unsigned char reg_idx) { outb(val, base + reg_idx); }