| // Copyright 2019 The Fuchsia Authors |
| // |
| // Use of this source code is governed by a MIT-style |
| // license that can be found in the LICENSE file or at |
| // https://opensource.org/licenses/MIT |
| |
| #ifndef SYSROOT_ZIRCON_SYSCALLS_SCHEDULER_H_ |
| #define SYSROOT_ZIRCON_SYSCALLS_SCHEDULER_H_ |
| |
| #include <zircon/compiler.h> |
| #include <zircon/time.h> |
| |
| __BEGIN_CDECLS |
| |
| // Parameters for deadline scheduler profiles. |
| // |
| // At minimum, the following relation must hold: |
| // |
| // 0 < capacity <= relative_deadline <= period |
| // |
| // Additional restrictions on the range and granularity of the parameters may be |
| // enforced, which can vary from system to system. |
| // |
| typedef struct zx_sched_deadline_params { |
| // The worst case execution time of the deadline work per interarrival period. |
| zx_duration_t capacity; |
| |
| // The worst case finish time of the deadline work, relative to the beginning |
| // of the current interarrival period. |
| zx_duration_t relative_deadline; |
| |
| // The worst case interarrival period of the deadline work. |
| zx_duration_t period; |
| } zx_sched_deadline_params_t; |
| |
| __END_CDECLS |
| |
| #endif // SYSROOT_ZIRCON_SYSCALLS_SCHEDULER_H_ |
