Diff: mbed-dev-master/hal/mbed_us_ticker_api.c

Revision:

0:bb348c97df44

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-dev-master/hal/mbed_us_ticker_api.c	Wed Sep 16 01:11:49 2020 +0000
@@ -0,0 +1,56 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2015 ARM Limited
+ *
+ * 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.
+ */
+#include "hal/us_ticker_api.h"
+
+static ticker_event_queue_t events = { 0 };
+
+static ticker_irq_handler_type irq_handler = ticker_irq_handler;
+
+static const ticker_interface_t us_interface = {
+    .init = us_ticker_init,
+    .read = us_ticker_read,
+    .disable_interrupt = us_ticker_disable_interrupt,
+    .clear_interrupt = us_ticker_clear_interrupt,
+    .set_interrupt = us_ticker_set_interrupt,
+    .fire_interrupt = us_ticker_fire_interrupt,
+    .get_info = us_ticker_get_info,
+};
+
+static const ticker_data_t us_data = {
+    .interface = &us_interface,
+    .queue = &events
+};
+
+const ticker_data_t *get_us_ticker_data(void)
+{
+    return &us_data;
+}
+
+ticker_irq_handler_type set_us_ticker_irq_handler(ticker_irq_handler_type ticker_irq_handler)
+{
+    ticker_irq_handler_type prev_irq_handler = irq_handler;
+
+    irq_handler = ticker_irq_handler;
+
+    return prev_irq_handler;
+}
+
+void us_ticker_irq_handler(void)
+{
+    if (irq_handler) {
+        irq_handler(&us_data);
+    }
+}