1 /*
2  * Copyright (c) 2020 Huawei Device Co., Ltd.
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  */
15 #include "time_adapter.h"
16 #include <ohos_errno.h>
17 #include <cmsis_os.h>
18 
19 #define MS_PER_SECOND 1000
20 
WDT_Start(uint32 ms)21 int32 WDT_Start(uint32 ms)
22 {
23     return WDT_Reset(ms);
24 }
25 
WDT_Reset(uint32 ms)26 int32 WDT_Reset(uint32 ms)
27 {
28     (void)ms;
29     return EC_FAILURE;
30 }
31 
WDT_Stop(void)32 int32 WDT_Stop(void)
33 {
34     return EC_FAILURE;
35 }
36 
SAMGR_GetProcessTime(void)37 uint64 SAMGR_GetProcessTime(void)
38 {
39     uint32 tick = osKernelGetTickCount();
40     uint32 ticksPerSecond = osKernelGetTickFreq();
41     if (ticksPerSecond == 0) {
42         return 0;
43     }
44     return (uint64)tick * MS_PER_SECOND / ticksPerSecond;
45 }
46