Initial commit

Drivers/CMSIS/RTOS2/Include/os_tick.h

@@ -0,0 +1,71 @@
+/**************************************************************************//**
+ * @file     os_tick.h
+ * @brief    CMSIS OS Tick header file
+ * @version  V1.0.1
+ * @date     24. November 2017
+ ******************************************************************************/
+/*
+ * Copyright (c) 2017-2017 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
+ *
+ * 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.
+ */
+
+#ifndef OS_TICK_H
+#define OS_TICK_H
+
+#include <stdint.h>
+
+/// IRQ Handler.
+#ifndef IRQHANDLER_T
+#define IRQHANDLER_T
+typedef void (*IRQHandler_t) (void);
+#endif
+
+/// Setup OS Tick timer to generate periodic RTOS Kernel Ticks
+/// \param[in]     freq         tick frequency in Hz
+/// \param[in]     handler      tick IRQ handler
+/// \return 0 on success, -1 on error.
+int32_t  OS_Tick_Setup (uint32_t freq, IRQHandler_t handler);
+
+/// Enable OS Tick timer interrupt
+void     OS_Tick_Enable (void);
+
+/// Disable OS Tick timer interrupt
+void     OS_Tick_Disable (void);
+
+/// Acknowledge execution of OS Tick timer interrupt
+void     OS_Tick_AcknowledgeIRQ (void);
+
+/// Get OS Tick timer IRQ number
+/// \return OS Tick IRQ number
+int32_t  OS_Tick_GetIRQn (void);
+
+/// Get OS Tick timer clock frequency
+/// \return OS Tick timer clock frequency in Hz
+uint32_t OS_Tick_GetClock (void);
+
+/// Get OS Tick timer interval reload value
+/// \return OS Tick timer interval reload value
+uint32_t OS_Tick_GetInterval (void);
+
+/// Get OS Tick timer counter value
+/// \return OS Tick timer counter value
+uint32_t OS_Tick_GetCount (void);
+
+/// Get OS Tick timer overflow status
+/// \return OS Tick overflow status (1 - overflow, 0 - no overflow).
+uint32_t OS_Tick_GetOverflow (void);
+
+#endif  /* OS_TICK_H */