1 /*
2 * Copyright (c) 2020 HiSilicon (Shanghai) Technologies CO., LIMITED.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 * Description: OS Abstract Layer.
15 */
16
17 static unsigned char g_bug_on_flag = 0;
osal_bug_on(unsigned char condition)18 void osal_bug_on(unsigned char condition)
19 {
20 if (condition != 0 && g_bug_on_flag == 0) {
21 g_bug_on_flag = 1;
22 *(volatile unsigned long*)0 = 0; // Invoke a system instruction to trigger an exception.
23 }
24 }
25