Contiki-NG
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int-master.c
1/*
2 * Copyright (c) 2018, George Oikonomou - http://www.spd.gr
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of the copyright holder nor the names of its
15 * contributors may be used to endorse or promote products derived
16 * from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
25 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
27 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
29 * OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31/*---------------------------------------------------------------------------*/
32#include "contiki.h"
33#include "sys/int-master.h"
34
35#include <stdbool.h>
36/*---------------------------------------------------------------------------*/
37#define DISABLED 0
38#define ENABLED 1
39/*---------------------------------------------------------------------------*/
40static int_master_status_t stat = DISABLED;
41/*---------------------------------------------------------------------------*/
42void
44{
45 stat = ENABLED;
46}
47/*---------------------------------------------------------------------------*/
50{
51 int_master_status_t rv = stat;
52 stat = DISABLED;
53 return rv;
54}
55/*---------------------------------------------------------------------------*/
56void
58{
59 stat = status;
60}
61/*---------------------------------------------------------------------------*/
62bool
64{
65 return stat == DISABLED ? false : true;
66}
67/*---------------------------------------------------------------------------*/
bool int_master_is_enabled(void)
Retrieve the status of the master interrupt.
Definition int-master.c:74
void int_master_status_set(int_master_status_t status)
Set the status of the master interrupt.
Definition int-master.c:68
int_master_status_t int_master_read_and_disable(void)
Disable the master interrupt.
Definition int-master.c:58
void int_master_enable(void)
Enable the master interrupt.
Definition int-master.c:52
uint32_t int_master_status_t
Master interrupt state representation data type.
Definition int-master.h:62