| /* |
| * Copyright (c) 2021 Arm Limited. All rights reserved. |
| * SPDX-License-Identifier: Apache-2.0 |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #include "timer_native.h" |
| |
| #include "log_macros.h" |
| |
| #include <time.h> |
| #include <string.h> |
| |
| #define MILLISECONDS_IN_SECOND 1000 |
| #define MICROSECONDS_IN_SECOND 1000000 |
| #define NANOSECONDS_IN_MILLISECOND 1000000 |
| #define NANOSECONDS_IN_MICROSECOND 1000 |
| |
| void platform_reset_counters() { /* Nothing to do */ } |
| |
| pmu_counters platform_get_counters(void) |
| { |
| struct timespec current_time; |
| pmu_counters platform_counters = { |
| .num_counters = 0, |
| .initialised = true |
| }; |
| clock_gettime(1, ¤t_time); |
| uint64_t microseconds = (current_time.tv_sec * MICROSECONDS_IN_SECOND) + |
| (current_time.tv_nsec / NANOSECONDS_IN_MICROSECOND); |
| |
| #if NUM_PMU_COUNTERS > 0 |
| platform_counters.counters[0].value = microseconds; |
| platform_counters.counters[0].name = "Duration"; |
| platform_counters.counters[0].unit = "microseconds"; |
| ++platform_counters.num_counters; |
| #endif /* NUM_PMU_COUNTERS > 0 */ |
| |
| return platform_counters; |
| } |
| |
| #ifdef __cplusplus |
| } |
| #endif |