alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 1 | /* |
Kshitij Sisodia | a1256e3 | 2022-02-23 14:40:45 +0000 | [diff] [blame] | 2 | * Copyright (c) 2021-2022 Arm Limited. All rights reserved. |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 3 | * SPDX-License-Identifier: Apache-2.0 |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | */ |
Kshitij Sisodia | 659fcd9 | 2021-05-19 10:30:06 +0100 | [diff] [blame] | 17 | #ifndef TIMER_SIMPLE_PLATFORM_H |
| 18 | #define TIMER_SIMPLE_PLATFORM_H |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 19 | #include <stdint.h> |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 20 | |
Kshitij Sisodia | 6a2ac46 | 2022-03-01 17:36:06 +0000 | [diff] [blame] | 21 | #include "RTE_Components.h" |
Kshitij Sisodia | fb93fa7 | 2022-02-24 09:51:02 +0000 | [diff] [blame] | 22 | |
Kshitij Sisodia | 659fcd9 | 2021-05-19 10:30:06 +0100 | [diff] [blame] | 23 | /* Container for timestamp for simple platform. */ |
| 24 | typedef struct _generic_time_counter { |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 25 | uint64_t counter_systick; |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 26 | } base_time_counter; |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 27 | |
| 28 | /** |
| 29 | * @brief Resets the counters. |
| 30 | */ |
| 31 | void timer_reset(void); |
| 32 | |
| 33 | /** |
| 34 | * @brief Gets the current counter values. |
| 35 | * @returns counter struct. |
| 36 | **/ |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 37 | base_time_counter get_time_counter(void); |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 38 | |
| 39 | /** |
| 40 | * @brief Gets the cycle counts elapsed between start and end. |
| 41 | * @return difference in counter values as 32 bit unsigned integer. |
| 42 | */ |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 43 | uint64_t get_cycle_count_diff(base_time_counter *start, base_time_counter *end); |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 44 | |
| 45 | /** |
| 46 | * @brief Enables or triggers cycle counting mechanism, if required |
| 47 | * by the platform. |
| 48 | */ |
| 49 | void start_cycle_counter(void); |
| 50 | |
| 51 | /** |
| 52 | * @brief Stops cycle counting mechanism, if required by the platform. |
| 53 | */ |
| 54 | void stop_cycle_counter(void); |
| 55 | |
Kshitij Sisodia | a1256e3 | 2022-02-23 14:40:45 +0000 | [diff] [blame] | 56 | /** |
| 57 | * @brief System tick interrupt handler. |
| 58 | **/ |
| 59 | void SysTick_Handler(void); |
| 60 | |
Kshitij Sisodia | 659fcd9 | 2021-05-19 10:30:06 +0100 | [diff] [blame] | 61 | #endif /* TIMER_SIMPLE_PLATFORM_H */ |