1 files changed, 58 insertions, 0 deletions
diff --git a/source/hal/source/platform/native/source/timer_native.c b/source/hal/source/platform/native/source/timer_native.c
new file mode 100644
index 0000000..590975f
--- /dev/null
+++ b/source/hal/source/platform/native/source/timer_native.c
@@ -0,0 +1,58 @@
+/*
+ * 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, &current_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