| /* |
| * Copyright (c) 2021,2023, Intel Corporation |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef ZEPHYR_INCLUDE_KERNEL_STATS_H_ |
| #define ZEPHYR_INCLUDE_KERNEL_STATS_H_ |
| |
| #include <stdint.h> |
| #include <stdbool.h> |
| |
| /** |
| * Structure used to track internal statistics about both thread |
| * and CPU usage. |
| */ |
| |
| struct k_cycle_stats { |
| uint64_t total; /**< total usage in cycles */ |
| #if defined(CONFIG_SCHED_THREAD_USAGE_ANALYSIS) || defined(__DOXYGEN__) |
| /** |
| * @name Fields available when CONFIG_SCHED_THREAD_USAGE_ANALYSIS is selected. |
| * @{ |
| */ |
| uint64_t current; /**< \# of cycles in current usage window */ |
| uint64_t longest; /**< \# of cycles in longest usage window */ |
| uint32_t num_windows; /**< \# of usage windows */ |
| /** @} */ |
| #endif |
| bool track_usage; /**< true if gathering usage stats */ |
| }; |
| |
| #endif |
