1 files changed, 48 insertions, 0 deletions
diff --git a/components/drivers/ktime/src/boottime.c b/components/drivers/ktime/src/boottime.c
new file mode 100644
index 0000000000..d380cd7e93
--- /dev/null
+++ b/components/drivers/ktime/src/boottime.c
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2006-2023, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2023-07-10     xqyjlj       The first version.
+ */
+
+#include "ktime.h"
+
+#define __KTIME_MUL ((1000UL * 1000 * 1000) / RT_TICK_PER_SECOND)
+
+rt_weak rt_err_t rt_ktime_boottime_get_us(struct timeval *tv)
+{
+    RT_ASSERT(tv != RT_NULL);
+
+    unsigned long ns = (rt_ktime_cputimer_getcnt() * rt_ktime_cputimer_getres()) / RT_KTIME_RESMUL;
+
+    tv->tv_sec  = ns / (1000UL * 1000 * 1000);
+    tv->tv_usec = (ns % (1000UL * 1000 * 1000)) / 1000;
+
+    return RT_EOK;
+}
+
+rt_weak rt_err_t rt_ktime_boottime_get_s(time_t *t)
+{
+    RT_ASSERT(t != RT_NULL);
+
+    unsigned long ns = (rt_ktime_cputimer_getcnt() * rt_ktime_cputimer_getres()) / RT_KTIME_RESMUL;
+
+    *t = ns / (1000UL * 1000 * 1000);
+
+    return RT_EOK;
+}
+
+rt_weak rt_err_t rt_ktime_boottime_get_ns(struct timespec *ts)
+{
+    RT_ASSERT(ts != RT_NULL);
+
+    unsigned long ns = (rt_ktime_cputimer_getcnt() * rt_ktime_cputimer_getres()) / RT_KTIME_RESMUL;
+
+    ts->tv_sec  = ns / (1000UL * 1000 * 1000);
+    ts->tv_nsec = ns % (1000UL * 1000 * 1000);
+
+    return RT_EOK;
+}