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authorAli Labbene <ali.labbene@st.com>2019-12-11 08:59:21 +0100
committerAli Labbene <ali.labbene@st.com>2019-12-16 16:35:24 +0100
commit9f95ff5b6ba01db09552b84a0ab79607060a2666 (patch)
tree8a6e0dda832555c692307869aed49d07ee7facfe /RTOS2/Include
parent76177aa280494bb36d7a0bcbda1078d4db717020 (diff)
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Official ARM version: v5.4.0
Add CMSIS V5.4.0, please refer to index.html available under \docs folder. Note: content of \CMSIS\Core\Include has been copied under \Include to keep the same structure used in existing projects, and thus avoid projects mass update Note: the following components have been removed from ARM original delivery (as not used in ST packages) - CMSIS_EW2018.pdf - .gitattributes - .gitignore - \Device - \CMSIS - \CoreValidation - \DAP - \Documentation - \DoxyGen - \Driver - \Pack - \RTOS\CMSIS_RTOS_Tutorial.pdf - \RTOS\RTX - \RTOS\Template - \RTOS2\RTX - \Utilities - All ARM/GCC projects files are deleted from \DSP, \RTOS and \RTOS2 Change-Id: Ia026c3f0f0d016627a4fb5a9032852c33d24b4d3
Diffstat (limited to 'RTOS2/Include')
-rw-r--r--RTOS2/Include/cmsis_os2.h756
-rw-r--r--RTOS2/Include/os_tick.h71
2 files changed, 827 insertions, 0 deletions
diff --git a/RTOS2/Include/cmsis_os2.h b/RTOS2/Include/cmsis_os2.h
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+++ b/RTOS2/Include/cmsis_os2.h
@@ -0,0 +1,756 @@
+/*
+ * Copyright (c) 2013-2018 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.
+ *
+ * ----------------------------------------------------------------------
+ *
+ * $Date: 18. June 2018
+ * $Revision: V2.1.3
+ *
+ * Project: CMSIS-RTOS2 API
+ * Title: cmsis_os2.h header file
+ *
+ * Version 2.1.3
+ * Additional functions allowed to be called from Interrupt Service Routines:
+ * - osThreadGetId
+ * Version 2.1.2
+ * Additional functions allowed to be called from Interrupt Service Routines:
+ * - osKernelGetInfo, osKernelGetState
+ * Version 2.1.1
+ * Additional functions allowed to be called from Interrupt Service Routines:
+ * - osKernelGetTickCount, osKernelGetTickFreq
+ * Changed Kernel Tick type to uint32_t:
+ * - updated: osKernelGetTickCount, osDelayUntil
+ * Version 2.1.0
+ * Support for critical and uncritical sections (nesting safe):
+ * - updated: osKernelLock, osKernelUnlock
+ * - added: osKernelRestoreLock
+ * Updated Thread and Event Flags:
+ * - changed flags parameter and return type from int32_t to uint32_t
+ * Version 2.0.0
+ * Initial Release
+ *---------------------------------------------------------------------------*/
+
+#ifndef CMSIS_OS2_H_
+#define CMSIS_OS2_H_
+
+#ifndef __NO_RETURN
+#if defined(__CC_ARM)
+#define __NO_RETURN __declspec(noreturn)
+#elif defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
+#define __NO_RETURN __attribute__((__noreturn__))
+#elif defined(__GNUC__)
+#define __NO_RETURN __attribute__((__noreturn__))
+#elif defined(__ICCARM__)
+#define __NO_RETURN __noreturn
+#else
+#define __NO_RETURN
+#endif
+#endif
+
+#include <stdint.h>
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+
+// ==== Enumerations, structures, defines ====
+
+/// Version information.
+typedef struct {
+ uint32_t api; ///< API version (major.minor.rev: mmnnnrrrr dec).
+ uint32_t kernel; ///< Kernel version (major.minor.rev: mmnnnrrrr dec).
+} osVersion_t;
+
+/// Kernel state.
+typedef enum {
+ osKernelInactive = 0, ///< Inactive.
+ osKernelReady = 1, ///< Ready.
+ osKernelRunning = 2, ///< Running.
+ osKernelLocked = 3, ///< Locked.
+ osKernelSuspended = 4, ///< Suspended.
+ osKernelError = -1, ///< Error.
+ osKernelReserved = 0x7FFFFFFFU ///< Prevents enum down-size compiler optimization.
+} osKernelState_t;
+
+/// Thread state.
+typedef enum {
+ osThreadInactive = 0, ///< Inactive.
+ osThreadReady = 1, ///< Ready.
+ osThreadRunning = 2, ///< Running.
+ osThreadBlocked = 3, ///< Blocked.
+ osThreadTerminated = 4, ///< Terminated.
+ osThreadError = -1, ///< Error.
+ osThreadReserved = 0x7FFFFFFF ///< Prevents enum down-size compiler optimization.
+} osThreadState_t;
+
+/// Priority values.
+typedef enum {
+ osPriorityNone = 0, ///< No priority (not initialized).
+ osPriorityIdle = 1, ///< Reserved for Idle thread.
+ osPriorityLow = 8, ///< Priority: low
+ osPriorityLow1 = 8+1, ///< Priority: low + 1
+ osPriorityLow2 = 8+2, ///< Priority: low + 2
+ osPriorityLow3 = 8+3, ///< Priority: low + 3
+ osPriorityLow4 = 8+4, ///< Priority: low + 4
+ osPriorityLow5 = 8+5, ///< Priority: low + 5
+ osPriorityLow6 = 8+6, ///< Priority: low + 6
+ osPriorityLow7 = 8+7, ///< Priority: low + 7
+ osPriorityBelowNormal = 16, ///< Priority: below normal
+ osPriorityBelowNormal1 = 16+1, ///< Priority: below normal + 1
+ osPriorityBelowNormal2 = 16+2, ///< Priority: below normal + 2
+ osPriorityBelowNormal3 = 16+3, ///< Priority: below normal + 3
+ osPriorityBelowNormal4 = 16+4, ///< Priority: below normal + 4
+ osPriorityBelowNormal5 = 16+5, ///< Priority: below normal + 5
+ osPriorityBelowNormal6 = 16+6, ///< Priority: below normal + 6
+ osPriorityBelowNormal7 = 16+7, ///< Priority: below normal + 7
+ osPriorityNormal = 24, ///< Priority: normal
+ osPriorityNormal1 = 24+1, ///< Priority: normal + 1
+ osPriorityNormal2 = 24+2, ///< Priority: normal + 2
+ osPriorityNormal3 = 24+3, ///< Priority: normal + 3
+ osPriorityNormal4 = 24+4, ///< Priority: normal + 4
+ osPriorityNormal5 = 24+5, ///< Priority: normal + 5
+ osPriorityNormal6 = 24+6, ///< Priority: normal + 6
+ osPriorityNormal7 = 24+7, ///< Priority: normal + 7
+ osPriorityAboveNormal = 32, ///< Priority: above normal
+ osPriorityAboveNormal1 = 32+1, ///< Priority: above normal + 1
+ osPriorityAboveNormal2 = 32+2, ///< Priority: above normal + 2
+ osPriorityAboveNormal3 = 32+3, ///< Priority: above normal + 3
+ osPriorityAboveNormal4 = 32+4, ///< Priority: above normal + 4
+ osPriorityAboveNormal5 = 32+5, ///< Priority: above normal + 5
+ osPriorityAboveNormal6 = 32+6, ///< Priority: above normal + 6
+ osPriorityAboveNormal7 = 32+7, ///< Priority: above normal + 7
+ osPriorityHigh = 40, ///< Priority: high
+ osPriorityHigh1 = 40+1, ///< Priority: high + 1
+ osPriorityHigh2 = 40+2, ///< Priority: high + 2
+ osPriorityHigh3 = 40+3, ///< Priority: high + 3
+ osPriorityHigh4 = 40+4, ///< Priority: high + 4
+ osPriorityHigh5 = 40+5, ///< Priority: high + 5
+ osPriorityHigh6 = 40+6, ///< Priority: high + 6
+ osPriorityHigh7 = 40+7, ///< Priority: high + 7
+ osPriorityRealtime = 48, ///< Priority: realtime
+ osPriorityRealtime1 = 48+1, ///< Priority: realtime + 1
+ osPriorityRealtime2 = 48+2, ///< Priority: realtime + 2
+ osPriorityRealtime3 = 48+3, ///< Priority: realtime + 3
+ osPriorityRealtime4 = 48+4, ///< Priority: realtime + 4
+ osPriorityRealtime5 = 48+5, ///< Priority: realtime + 5
+ osPriorityRealtime6 = 48+6, ///< Priority: realtime + 6
+ osPriorityRealtime7 = 48+7, ///< Priority: realtime + 7
+ osPriorityISR = 56, ///< Reserved for ISR deferred thread.
+ osPriorityError = -1, ///< System cannot determine priority or illegal priority.
+ osPriorityReserved = 0x7FFFFFFF ///< Prevents enum down-size compiler optimization.
+} osPriority_t;
+
+/// Entry point of a thread.
+typedef void (*osThreadFunc_t) (void *argument);
+
+/// Timer callback function.
+typedef void (*osTimerFunc_t) (void *argument);
+
+/// Timer type.
+typedef enum {
+ osTimerOnce = 0, ///< One-shot timer.
+ osTimerPeriodic = 1 ///< Repeating timer.
+} osTimerType_t;
+
+// Timeout value.
+#define osWaitForever 0xFFFFFFFFU ///< Wait forever timeout value.
+
+// Flags options (\ref osThreadFlagsWait and \ref osEventFlagsWait).
+#define osFlagsWaitAny 0x00000000U ///< Wait for any flag (default).
+#define osFlagsWaitAll 0x00000001U ///< Wait for all flags.
+#define osFlagsNoClear 0x00000002U ///< Do not clear flags which have been specified to wait for.
+
+// Flags errors (returned by osThreadFlagsXxxx and osEventFlagsXxxx).
+#define osFlagsError 0x80000000U ///< Error indicator.
+#define osFlagsErrorUnknown 0xFFFFFFFFU ///< osError (-1).
+#define osFlagsErrorTimeout 0xFFFFFFFEU ///< osErrorTimeout (-2).
+#define osFlagsErrorResource 0xFFFFFFFDU ///< osErrorResource (-3).
+#define osFlagsErrorParameter 0xFFFFFFFCU ///< osErrorParameter (-4).
+#define osFlagsErrorISR 0xFFFFFFFAU ///< osErrorISR (-6).
+
+// Thread attributes (attr_bits in \ref osThreadAttr_t).
+#define osThreadDetached 0x00000000U ///< Thread created in detached mode (default)
+#define osThreadJoinable 0x00000001U ///< Thread created in joinable mode
+
+// Mutex attributes (attr_bits in \ref osMutexAttr_t).
+#define osMutexRecursive 0x00000001U ///< Recursive mutex.
+#define osMutexPrioInherit 0x00000002U ///< Priority inherit protocol.
+#define osMutexRobust 0x00000008U ///< Robust mutex.
+
+/// Status code values returned by CMSIS-RTOS functions.
+typedef enum {
+ osOK = 0, ///< Operation completed successfully.
+ osError = -1, ///< Unspecified RTOS error: run-time error but no other error message fits.
+ osErrorTimeout = -2, ///< Operation not completed within the timeout period.
+ osErrorResource = -3, ///< Resource not available.
+ osErrorParameter = -4, ///< Parameter error.
+ osErrorNoMemory = -5, ///< System is out of memory: it was impossible to allocate or reserve memory for the operation.
+ osErrorISR = -6, ///< Not allowed in ISR context: the function cannot be called from interrupt service routines.
+ osStatusReserved = 0x7FFFFFFF ///< Prevents enum down-size compiler optimization.
+} osStatus_t;
+
+
+/// \details Thread ID identifies the thread.
+typedef void *osThreadId_t;
+
+/// \details Timer ID identifies the timer.
+typedef void *osTimerId_t;
+
+/// \details Event Flags ID identifies the event flags.
+typedef void *osEventFlagsId_t;
+
+/// \details Mutex ID identifies the mutex.
+typedef void *osMutexId_t;
+
+/// \details Semaphore ID identifies the semaphore.
+typedef void *osSemaphoreId_t;
+
+/// \details Memory Pool ID identifies the memory pool.
+typedef void *osMemoryPoolId_t;
+
+/// \details Message Queue ID identifies the message queue.
+typedef void *osMessageQueueId_t;
+
+
+#ifndef TZ_MODULEID_T
+#define TZ_MODULEID_T
+/// \details Data type that identifies secure software modules called by a process.
+typedef uint32_t TZ_ModuleId_t;
+#endif
+
+
+/// Attributes structure for thread.
+typedef struct {
+ const char *name; ///< name of the thread
+ uint32_t attr_bits; ///< attribute bits
+ void *cb_mem; ///< memory for control block
+ uint32_t cb_size; ///< size of provided memory for control block
+ void *stack_mem; ///< memory for stack
+ uint32_t stack_size; ///< size of stack
+ osPriority_t priority; ///< initial thread priority (default: osPriorityNormal)
+ TZ_ModuleId_t tz_module; ///< TrustZone module identifier
+ uint32_t reserved; ///< reserved (must be 0)
+} osThreadAttr_t;
+
+/// Attributes structure for timer.
+typedef struct {
+ const char *name; ///< name of the timer
+ uint32_t attr_bits; ///< attribute bits
+ void *cb_mem; ///< memory for control block
+ uint32_t cb_size; ///< size of provided memory for control block
+} osTimerAttr_t;
+
+/// Attributes structure for event flags.
+typedef struct {
+ const char *name; ///< name of the event flags
+ uint32_t attr_bits; ///< attribute bits
+ void *cb_mem; ///< memory for control block
+ uint32_t cb_size; ///< size of provided memory for control block
+} osEventFlagsAttr_t;
+
+/// Attributes structure for mutex.
+typedef struct {
+ const char *name; ///< name of the mutex
+ uint32_t attr_bits; ///< attribute bits
+ void *cb_mem; ///< memory for control block
+ uint32_t cb_size; ///< size of provided memory for control block
+} osMutexAttr_t;
+
+/// Attributes structure for semaphore.
+typedef struct {
+ const char *name; ///< name of the semaphore
+ uint32_t attr_bits; ///< attribute bits
+ void *cb_mem; ///< memory for control block
+ uint32_t cb_size; ///< size of provided memory for control block
+} osSemaphoreAttr_t;
+
+/// Attributes structure for memory pool.
+typedef struct {
+ const char *name; ///< name of the memory pool
+ uint32_t attr_bits; ///< attribute bits
+ void *cb_mem; ///< memory for control block
+ uint32_t cb_size; ///< size of provided memory for control block
+ void *mp_mem; ///< memory for data storage
+ uint32_t mp_size; ///< size of provided memory for data storage
+} osMemoryPoolAttr_t;
+
+/// Attributes structure for message queue.
+typedef struct {
+ const char *name; ///< name of the message queue
+ uint32_t attr_bits; ///< attribute bits
+ void *cb_mem; ///< memory for control block
+ uint32_t cb_size; ///< size of provided memory for control block
+ void *mq_mem; ///< memory for data storage
+ uint32_t mq_size; ///< size of provided memory for data storage
+} osMessageQueueAttr_t;
+
+
+// ==== Kernel Management Functions ====
+
+/// Initialize the RTOS Kernel.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osKernelInitialize (void);
+
+/// Get RTOS Kernel Information.
+/// \param[out] version pointer to buffer for retrieving version information.
+/// \param[out] id_buf pointer to buffer for retrieving kernel identification string.
+/// \param[in] id_size size of buffer for kernel identification string.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osKernelGetInfo (osVersion_t *version, char *id_buf, uint32_t id_size);
+
+/// Get the current RTOS Kernel state.
+/// \return current RTOS Kernel state.
+osKernelState_t osKernelGetState (void);
+
+/// Start the RTOS Kernel scheduler.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osKernelStart (void);
+
+/// Lock the RTOS Kernel scheduler.
+/// \return previous lock state (1 - locked, 0 - not locked, error code if negative).
+int32_t osKernelLock (void);
+
+/// Unlock the RTOS Kernel scheduler.
+/// \return previous lock state (1 - locked, 0 - not locked, error code if negative).
+int32_t osKernelUnlock (void);
+
+/// Restore the RTOS Kernel scheduler lock state.
+/// \param[in] lock lock state obtained by \ref osKernelLock or \ref osKernelUnlock.
+/// \return new lock state (1 - locked, 0 - not locked, error code if negative).
+int32_t osKernelRestoreLock (int32_t lock);
+
+/// Suspend the RTOS Kernel scheduler.
+/// \return time in ticks, for how long the system can sleep or power-down.
+uint32_t osKernelSuspend (void);
+
+/// Resume the RTOS Kernel scheduler.
+/// \param[in] sleep_ticks time in ticks for how long the system was in sleep or power-down mode.
+void osKernelResume (uint32_t sleep_ticks);
+
+/// Get the RTOS kernel tick count.
+/// \return RTOS kernel current tick count.
+uint32_t osKernelGetTickCount (void);
+
+/// Get the RTOS kernel tick frequency.
+/// \return frequency of the kernel tick in hertz, i.e. kernel ticks per second.
+uint32_t osKernelGetTickFreq (void);
+
+/// Get the RTOS kernel system timer count.
+/// \return RTOS kernel current system timer count as 32-bit value.
+uint32_t osKernelGetSysTimerCount (void);
+
+/// Get the RTOS kernel system timer frequency.
+/// \return frequency of the system timer in hertz, i.e. timer ticks per second.
+uint32_t osKernelGetSysTimerFreq (void);
+
+
+// ==== Thread Management Functions ====
+
+/// Create a thread and add it to Active Threads.
+/// \param[in] func thread function.
+/// \param[in] argument pointer that is passed to the thread function as start argument.
+/// \param[in] attr thread attributes; NULL: default values.
+/// \return thread ID for reference by other functions or NULL in case of error.
+osThreadId_t osThreadNew (osThreadFunc_t func, void *argument, const osThreadAttr_t *attr);
+
+/// Get name of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return name as null-terminated string.
+const char *osThreadGetName (osThreadId_t thread_id);
+
+/// Return the thread ID of the current running thread.
+/// \return thread ID for reference by other functions or NULL in case of error.
+osThreadId_t osThreadGetId (void);
+
+/// Get current thread state of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return current thread state of the specified thread.
+osThreadState_t osThreadGetState (osThreadId_t thread_id);
+
+/// Get stack size of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return stack size in bytes.
+uint32_t osThreadGetStackSize (osThreadId_t thread_id);
+
+/// Get available stack space of a thread based on stack watermark recording during execution.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return remaining stack space in bytes.
+uint32_t osThreadGetStackSpace (osThreadId_t thread_id);
+
+/// Change priority of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \param[in] priority new priority value for the thread function.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osThreadSetPriority (osThreadId_t thread_id, osPriority_t priority);
+
+/// Get current priority of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return current priority value of the specified thread.
+osPriority_t osThreadGetPriority (osThreadId_t thread_id);
+
+/// Pass control to next thread that is in state \b READY.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osThreadYield (void);
+
+/// Suspend execution of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osThreadSuspend (osThreadId_t thread_id);
+
+/// Resume execution of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osThreadResume (osThreadId_t thread_id);
+
+/// Detach a thread (thread storage can be reclaimed when thread terminates).
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osThreadDetach (osThreadId_t thread_id);
+
+/// Wait for specified thread to terminate.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osThreadJoin (osThreadId_t thread_id);
+
+/// Terminate execution of current running thread.
+__NO_RETURN void osThreadExit (void);
+
+/// Terminate execution of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osThreadTerminate (osThreadId_t thread_id);
+
+/// Get number of active threads.
+/// \return number of active threads.
+uint32_t osThreadGetCount (void);
+
+/// Enumerate active threads.
+/// \param[out] thread_array pointer to array for retrieving thread IDs.
+/// \param[in] array_items maximum number of items in array for retrieving thread IDs.
+/// \return number of enumerated threads.
+uint32_t osThreadEnumerate (osThreadId_t *thread_array, uint32_t array_items);
+
+
+// ==== Thread Flags Functions ====
+
+/// Set the specified Thread Flags of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
+/// \param[in] flags specifies the flags of the thread that shall be set.
+/// \return thread flags after setting or error code if highest bit set.
+uint32_t osThreadFlagsSet (osThreadId_t thread_id, uint32_t flags);
+
+/// Clear the specified Thread Flags of current running thread.
+/// \param[in] flags specifies the flags of the thread that shall be cleared.
+/// \return thread flags before clearing or error code if highest bit set.
+uint32_t osThreadFlagsClear (uint32_t flags);
+
+/// Get the current Thread Flags of current running thread.
+/// \return current thread flags.
+uint32_t osThreadFlagsGet (void);
+
+/// Wait for one or more Thread Flags of the current running thread to become signaled.
+/// \param[in] flags specifies the flags to wait for.
+/// \param[in] options specifies flags options (osFlagsXxxx).
+/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return thread flags before clearing or error code if highest bit set.
+uint32_t osThreadFlagsWait (uint32_t flags, uint32_t options, uint32_t timeout);
+
+
+// ==== Generic Wait Functions ====
+
+/// Wait for Timeout (Time Delay).
+/// \param[in] ticks \ref CMSIS_RTOS_TimeOutValue "time ticks" value
+/// \return status code that indicates the execution status of the function.
+osStatus_t osDelay (uint32_t ticks);
+
+/// Wait until specified time.
+/// \param[in] ticks absolute time in ticks
+/// \return status code that indicates the execution status of the function.
+osStatus_t osDelayUntil (uint32_t ticks);
+
+
+// ==== Timer Management Functions ====
+
+/// Create and Initialize a timer.
+/// \param[in] func function pointer to callback function.
+/// \param[in] type \ref osTimerOnce for one-shot or \ref osTimerPeriodic for periodic behavior.
+/// \param[in] argument argument to the timer callback function.
+/// \param[in] attr timer attributes; NULL: default values.
+/// \return timer ID for reference by other functions or NULL in case of error.
+osTimerId_t osTimerNew (osTimerFunc_t func, osTimerType_t type, void *argument, const osTimerAttr_t *attr);
+
+/// Get name of a timer.
+/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
+/// \return name as null-terminated string.
+const char *osTimerGetName (osTimerId_t timer_id);
+
+/// Start or restart a timer.
+/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
+/// \param[in] ticks \ref CMSIS_RTOS_TimeOutValue "time ticks" value of the timer.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osTimerStart (osTimerId_t timer_id, uint32_t ticks);
+
+/// Stop a timer.
+/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osTimerStop (osTimerId_t timer_id);
+
+/// Check if a timer is running.
+/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
+/// \return 0 not running, 1 running.
+uint32_t osTimerIsRunning (osTimerId_t timer_id);
+
+/// Delete a timer.
+/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osTimerDelete (osTimerId_t timer_id);
+
+
+// ==== Event Flags Management Functions ====
+
+/// Create and Initialize an Event Flags object.
+/// \param[in] attr event flags attributes; NULL: default values.
+/// \return event flags ID for reference by other functions or NULL in case of error.
+osEventFlagsId_t osEventFlagsNew (const osEventFlagsAttr_t *attr);
+
+/// Get name of an Event Flags object.
+/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
+/// \return name as null-terminated string.
+const char *osEventFlagsGetName (osEventFlagsId_t ef_id);
+
+/// Set the specified Event Flags.
+/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
+/// \param[in] flags specifies the flags that shall be set.
+/// \return event flags after setting or error code if highest bit set.
+uint32_t osEventFlagsSet (osEventFlagsId_t ef_id, uint32_t flags);
+
+/// Clear the specified Event Flags.
+/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
+/// \param[in] flags specifies the flags that shall be cleared.
+/// \return event flags before clearing or error code if highest bit set.
+uint32_t osEventFlagsClear (osEventFlagsId_t ef_id, uint32_t flags);
+
+/// Get the current Event Flags.
+/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
+/// \return current event flags.
+uint32_t osEventFlagsGet (osEventFlagsId_t ef_id);
+
+/// Wait for one or more Event Flags to become signaled.
+/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
+/// \param[in] flags specifies the flags to wait for.
+/// \param[in] options specifies flags options (osFlagsXxxx).
+/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return event flags before clearing or error code if highest bit set.
+uint32_t osEventFlagsWait (osEventFlagsId_t ef_id, uint32_t flags, uint32_t options, uint32_t timeout);
+
+/// Delete an Event Flags object.
+/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osEventFlagsDelete (osEventFlagsId_t ef_id);
+
+
+// ==== Mutex Management Functions ====
+
+/// Create and Initialize a Mutex object.
+/// \param[in] attr mutex attributes; NULL: default values.
+/// \return mutex ID for reference by other functions or NULL in case of error.
+osMutexId_t osMutexNew (const osMutexAttr_t *attr);
+
+/// Get name of a Mutex object.
+/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
+/// \return name as null-terminated string.
+const char *osMutexGetName (osMutexId_t mutex_id);
+
+/// Acquire a Mutex or timeout if it is locked.
+/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
+/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osMutexAcquire (osMutexId_t mutex_id, uint32_t timeout);
+
+/// Release a Mutex that was acquired by \ref osMutexAcquire.
+/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osMutexRelease (osMutexId_t mutex_id);
+
+/// Get Thread which owns a Mutex object.
+/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
+/// \return thread ID of owner thread or NULL when mutex was not acquired.
+osThreadId_t osMutexGetOwner (osMutexId_t mutex_id);
+
+/// Delete a Mutex object.
+/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osMutexDelete (osMutexId_t mutex_id);
+
+
+// ==== Semaphore Management Functions ====
+
+/// Create and Initialize a Semaphore object.
+/// \param[in] max_count maximum number of available tokens.
+/// \param[in] initial_count initial number of available tokens.
+/// \param[in] attr semaphore attributes; NULL: default values.
+/// \return semaphore ID for reference by other functions or NULL in case of error.
+osSemaphoreId_t osSemaphoreNew (uint32_t max_count, uint32_t initial_count, const osSemaphoreAttr_t *attr);
+
+/// Get name of a Semaphore object.
+/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
+/// \return name as null-terminated string.
+const char *osSemaphoreGetName (osSemaphoreId_t semaphore_id);
+
+/// Acquire a Semaphore token or timeout if no tokens are available.
+/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
+/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osSemaphoreAcquire (osSemaphoreId_t semaphore_id, uint32_t timeout);
+
+/// Release a Semaphore token up to the initial maximum count.
+/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osSemaphoreRelease (osSemaphoreId_t semaphore_id);
+
+/// Get current Semaphore token count.
+/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
+/// \return number of tokens available.
+uint32_t osSemaphoreGetCount (osSemaphoreId_t semaphore_id);
+
+/// Delete a Semaphore object.
+/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osSemaphoreDelete (osSemaphoreId_t semaphore_id);
+
+
+// ==== Memory Pool Management Functions ====
+
+/// Create and Initialize a Memory Pool object.
+/// \param[in] block_count maximum number of memory blocks in memory pool.
+/// \param[in] block_size memory block size in bytes.
+/// \param[in] attr memory pool attributes; NULL: default values.
+/// \return memory pool ID for reference by other functions or NULL in case of error.
+osMemoryPoolId_t osMemoryPoolNew (uint32_t block_count, uint32_t block_size, const osMemoryPoolAttr_t *attr);
+
+/// Get name of a Memory Pool object.
+/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
+/// \return name as null-terminated string.
+const char *osMemoryPoolGetName (osMemoryPoolId_t mp_id);
+
+/// Allocate a memory block from a Memory Pool.
+/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
+/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return address of the allocated memory block or NULL in case of no memory is available.
+void *osMemoryPoolAlloc (osMemoryPoolId_t mp_id, uint32_t timeout);
+
+/// Return an allocated memory block back to a Memory Pool.
+/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
+/// \param[in] block address of the allocated memory block to be returned to the memory pool.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osMemoryPoolFree (osMemoryPoolId_t mp_id, void *block);
+
+/// Get maximum number of memory blocks in a Memory Pool.
+/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
+/// \return maximum number of memory blocks.
+uint32_t osMemoryPoolGetCapacity (osMemoryPoolId_t mp_id);
+
+/// Get memory block size in a Memory Pool.
+/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
+/// \return memory block size in bytes.
+uint32_t osMemoryPoolGetBlockSize (osMemoryPoolId_t mp_id);
+
+/// Get number of memory blocks used in a Memory Pool.
+/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
+/// \return number of memory blocks used.
+uint32_t osMemoryPoolGetCount (osMemoryPoolId_t mp_id);
+
+/// Get number of memory blocks available in a Memory Pool.
+/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
+/// \return number of memory blocks available.
+uint32_t osMemoryPoolGetSpace (osMemoryPoolId_t mp_id);
+
+/// Delete a Memory Pool object.
+/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osMemoryPoolDelete (osMemoryPoolId_t mp_id);
+
+
+// ==== Message Queue Management Functions ====
+
+/// Create and Initialize a Message Queue object.
+/// \param[in] msg_count maximum number of messages in queue.
+/// \param[in] msg_size maximum message size in bytes.
+/// \param[in] attr message queue attributes; NULL: default values.
+/// \return message queue ID for reference by other functions or NULL in case of error.
+osMessageQueueId_t osMessageQueueNew (uint32_t msg_count, uint32_t msg_size, const osMessageQueueAttr_t *attr);
+
+/// Get name of a Message Queue object.
+/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
+/// \return name as null-terminated string.
+const char *osMessageQueueGetName (osMessageQueueId_t mq_id);
+
+/// Put a Message into a Queue or timeout if Queue is full.
+/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
+/// \param[in] msg_ptr pointer to buffer with message to put into a queue.
+/// \param[in] msg_prio message priority.
+/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osMessageQueuePut (osMessageQueueId_t mq_id, const void *msg_ptr, uint8_t msg_prio, uint32_t timeout);
+
+/// Get a Message from a Queue or timeout if Queue is empty.
+/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
+/// \param[out] msg_ptr pointer to buffer for message to get from a queue.
+/// \param[out] msg_prio pointer to buffer for message priority or NULL.
+/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osMessageQueueGet (osMessageQueueId_t mq_id, void *msg_ptr, uint8_t *msg_prio, uint32_t timeout);
+
+/// Get maximum number of messages in a Message Queue.
+/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
+/// \return maximum number of messages.
+uint32_t osMessageQueueGetCapacity (osMessageQueueId_t mq_id);
+
+/// Get maximum message size in a Memory Pool.
+/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
+/// \return maximum message size in bytes.
+uint32_t osMessageQueueGetMsgSize (osMessageQueueId_t mq_id);
+
+/// Get number of queued messages in a Message Queue.
+/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
+/// \return number of queued messages.
+uint32_t osMessageQueueGetCount (osMessageQueueId_t mq_id);
+
+/// Get number of available slots for messages in a Message Queue.
+/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
+/// \return number of available slots for messages.
+uint32_t osMessageQueueGetSpace (osMessageQueueId_t mq_id);
+
+/// Reset a Message Queue to initial empty state.
+/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osMessageQueueReset (osMessageQueueId_t mq_id);
+
+/// Delete a Message Queue object.
+/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
+/// \return status code that indicates the execution status of the function.
+osStatus_t osMessageQueueDelete (osMessageQueueId_t mq_id);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // CMSIS_OS2_H_
diff --git a/RTOS2/Include/os_tick.h b/RTOS2/Include/os_tick.h
new file mode 100644
index 0000000..8f7cdf6
--- /dev/null
+++ b/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 */