1 /* 2 * FreeModbus Libary: RT-Thread Port 3 * Copyright (C) 2013 Armink <[email protected]> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Lesser General Public 7 * License as published by the Free Software Foundation; either 8 * version 2.1 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Lesser General Public License for more details. 14 * 15 * You should have received a copy of the GNU Lesser General Public 16 * License along with this library; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 18 * 19 * File: $Id: port.c,v 1.60 2015/02/01 9:18:05 Armink $ 20 */ 21 22 /* ----------------------- System includes --------------------------------*/ 23 24 /* ----------------------- Modbus includes ----------------------------------*/ 25 #include "port.h" 26 /* ----------------------- Variables ----------------------------------------*/ 27 static rt_base_t level; 28 /* ----------------------- Start implementation -----------------------------*/ 29 void EnterCriticalSection(void) 30 { 31 level = rt_hw_interrupt_disable(); 32 } 33 34 void ExitCriticalSection(void) 35 { 36 rt_hw_interrupt_enable(level); 37 } 38 39