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 -----------------------------*/
EnterCriticalSection(void)29 void EnterCriticalSection(void)
30 {
31 level = rt_hw_interrupt_disable();
32 }
33
ExitCriticalSection(void)34 void ExitCriticalSection(void)
35 {
36 rt_hw_interrupt_enable(level);
37 }
38
39