timer_sys.h

00001 /*
00002  * Copyright (c) 2014-2015 ARM Limited. All rights reserved.
00003  * SPDX-License-Identifier: Apache-2.0
00004  * Licensed under the Apache License, Version 2.0 (the License); you may
00005  * not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  * http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an AS IS BASIS, WITHOUT
00012  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 #ifndef _PL_NANO_TIMER_SYS_H_
00017 #define _PL_NANO_TIMER_SYS_H_
00018 
00019 #ifdef __cplusplus
00020 extern "C" {
00021 #endif
00022 
00023 /**
00024  * Initialize system timer
00025  * */
00026 extern void timer_sys_init(void);
00027 
00028 extern uint32_t timer_get_runtime_ticks(void);
00029 int8_t timer_sys_wakeup(void);
00030 void timer_sys_disable(void);
00031 
00032 /**
00033  * System Timer update and synch after sleep
00034  *
00035  * \param ticks Time in 10 ms resolution
00036  *
00037  * \return none
00038  *
00039  * */
00040 void system_timer_tick_update(uint32_t ticks);
00041 
00042 #ifdef __cplusplus
00043 }
00044 #endif
00045 
00046 #endif /*_PL_NANO_TIMER_SYS_H_*/