diff options
Diffstat (limited to 'Drivers/CMSIS/RTOS2/Template')
| -rw-r--r-- | Drivers/CMSIS/RTOS2/Template/cmsis_os.h | 922 | ||||
| -rw-r--r-- | Drivers/CMSIS/RTOS2/Template/cmsis_os1.c | 361 |
2 files changed, 1283 insertions, 0 deletions
diff --git a/Drivers/CMSIS/RTOS2/Template/cmsis_os.h b/Drivers/CMSIS/RTOS2/Template/cmsis_os.h new file mode 100644 index 0000000..5447842 --- /dev/null +++ b/Drivers/CMSIS/RTOS2/Template/cmsis_os.h @@ -0,0 +1,922 @@ +/*
+ * 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-RTOS API
+ * Title: cmsis_os.h template header file
+ *
+ * Version 0.02
+ * Initial Proposal Phase
+ * Version 0.03
+ * osKernelStart added, optional feature: main started as thread
+ * osSemaphores have standard behavior
+ * osTimerCreate does not start the timer, added osTimerStart
+ * osThreadPass is renamed to osThreadYield
+ * Version 1.01
+ * Support for C++ interface
+ * - const attribute removed from the osXxxxDef_t typedefs
+ * - const attribute added to the osXxxxDef macros
+ * Added: osTimerDelete, osMutexDelete, osSemaphoreDelete
+ * Added: osKernelInitialize
+ * Version 1.02
+ * Control functions for short timeouts in microsecond resolution:
+ * Added: osKernelSysTick, osKernelSysTickFrequency, osKernelSysTickMicroSec
+ * Removed: osSignalGet
+ * Version 2.0.0
+ * OS objects creation without macros (dynamic creation and resource allocation):
+ * - added: osXxxxNew functions which replace osXxxxCreate
+ * - added: osXxxxAttr_t structures
+ * - deprecated: osXxxxCreate functions, osXxxxDef_t structures
+ * - deprecated: osXxxxDef and osXxxx macros
+ * osStatus codes simplified and renamed to osStatus_t
+ * osEvent return structure deprecated
+ * Kernel:
+ * - added: osKernelInfo_t and osKernelGetInfo
+ * - added: osKernelState_t and osKernelGetState (replaces osKernelRunning)
+ * - added: osKernelLock, osKernelUnlock
+ * - added: osKernelSuspend, osKernelResume
+ * - added: osKernelGetTickCount, osKernelGetTickFreq
+ * - renamed osKernelSysTick to osKernelGetSysTimerCount
+ * - replaced osKernelSysTickFrequency with osKernelGetSysTimerFreq
+ * - deprecated osKernelSysTickMicroSec
+ * Thread:
+ * - extended number of thread priorities
+ * - renamed osPrioriry to osPrioriry_t
+ * - replaced osThreadCreate with osThreadNew
+ * - added: osThreadGetName
+ * - added: osThreadState_t and osThreadGetState
+ * - added: osThreadGetStackSize, osThreadGetStackSpace
+ * - added: osThreadSuspend, osThreadResume
+ * - added: osThreadJoin, osThreadDetach, osThreadExit
+ * - added: osThreadGetCount, osThreadEnumerate
+ * - added: Thread Flags (moved from Signals)
+ * Signals:
+ * - renamed osSignals to osThreadFlags (moved to Thread Flags)
+ * - changed return value of Set/Clear/Wait functions
+ * - Clear function limited to current running thread
+ * - extended Wait function (options)
+ * - added: osThreadFlagsGet
+ * Event Flags:
+ * - added new independent object for handling Event Flags
+ * Delay and Wait functions:
+ * - added: osDelayUntil
+ * - deprecated: osWait
+ * Timer:
+ * - replaced osTimerCreate with osTimerNew
+ * - added: osTimerGetName, osTimerIsRunning
+ * Mutex:
+ * - extended: attributes (Recursive, Priority Inherit, Robust)
+ * - replaced osMutexCreate with osMutexNew
+ * - renamed osMutexWait to osMutexAcquire
+ * - added: osMutexGetName, osMutexGetOwner
+ * Semaphore:
+ * - extended: maximum and initial token count
+ * - replaced osSemaphoreCreate with osSemaphoreNew
+ * - renamed osSemaphoreWait to osSemaphoreAcquire (changed return value)
+ * - added: osSemaphoreGetName, osSemaphoreGetCount
+ * Memory Pool:
+ * - using osMemoryPool prefix instead of osPool
+ * - replaced osPoolCreate with osMemoryPoolNew
+ * - extended osMemoryPoolAlloc (timeout)
+ * - added: osMemoryPoolGetName
+ * - added: osMemoryPoolGetCapacity, osMemoryPoolGetBlockSize
+ * - added: osMemoryPoolGetCount, osMemoryPoolGetSpace
+ * - added: osMemoryPoolDelete
+ * - deprecated: osPoolCAlloc
+ * Message Queue:
+ * - extended: fixed size message instead of a single 32-bit value
+ * - using osMessageQueue prefix instead of osMessage
+ * - replaced osMessageCreate with osMessageQueueNew
+ * - updated: osMessageQueuePut, osMessageQueueGet
+ * - added: osMessageQueueGetName
+ * - added: osMessageQueueGetCapacity, osMessageQueueGetMsgSize
+ * - added: osMessageQueueGetCount, osMessageQueueGetSpace
+ * - added: osMessageQueueReset, osMessageQueueDelete
+ * Mail Queue:
+ * - deprecated (superseded by extended Message Queue functionality)
+ * 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 2.1.1
+ * Additional functions allowed to be called from Interrupt Service Routines:
+ * - osKernelGetTickCount, osKernelGetTickFreq
+ * Changed Kernel Tick type to uint32_t:
+ * - updated: osKernelGetTickCount, osDelayUntil
+ * Version 2.1.2
+ * Additional functions allowed to be called from Interrupt Service Routines:
+ * - osKernelGetInfo, osKernelGetState
+ * Version 2.1.3
+ * Additional functions allowed to be called from Interrupt Service Routines:
+ * - osThreadGetId
+ *---------------------------------------------------------------------------*/
+
+#ifndef CMSIS_OS_H_
+#define CMSIS_OS_H_
+
+/// \b osCMSIS identifies the CMSIS-RTOS API version.
+#define osCMSIS 0x20001U ///< API version (main[31:16].sub[15:0])
+
+/// \note CAN BE CHANGED: \b osCMSIS_KERNEL identifies the underlying RTOS kernel and version number.
+#define osCMSIS_KERNEL 0x10000U ///< RTOS identification and version (main[31:16].sub[15:0])
+
+/// \note CAN BE CHANGED: \b osKernelSystemId identifies the underlying RTOS kernel.
+#define osKernelSystemId "KERNEL V1.0" ///< RTOS identification string
+
+/// \note CAN BE CHANGED: \b osFeature_xxx identifies RTOS features.
+#define osFeature_MainThread 0 ///< main thread 1=main can be thread, 0=not available
+#define osFeature_Signals 16U ///< maximum number of Signal Flags available per thread
+#define osFeature_Semaphore 65535U ///< maximum count for \ref osSemaphoreCreate function
+#define osFeature_Wait 0 ///< osWait function: 1=available, 0=not available
+#define osFeature_SysTick 1 ///< osKernelSysTick functions: 1=available, 0=not available
+#define osFeature_Pool 1 ///< Memory Pools: 1=available, 0=not available
+#define osFeature_MessageQ 1 ///< Message Queues: 1=available, 0=not available
+#define osFeature_MailQ 1 ///< Mail Queues: 1=available, 0=not available
+
+#if (osCMSIS >= 0x20000U)
+#include "cmsis_os2.h"
+#else
+#include <stdint.h>
+#include <stddef.h>
+#endif
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+
+// ==== Enumerations, structures, defines ====
+
+/// Priority values.
+#if (osCMSIS < 0x20000U)
+typedef enum {
+ osPriorityIdle = -3, ///< Priority: idle (lowest)
+ osPriorityLow = -2, ///< Priority: low
+ osPriorityBelowNormal = -1, ///< Priority: below normal
+ osPriorityNormal = 0, ///< Priority: normal (default)
+ osPriorityAboveNormal = +1, ///< Priority: above normal
+ osPriorityHigh = +2, ///< Priority: high
+ osPriorityRealtime = +3, ///< Priority: realtime (highest)
+ osPriorityError = 0x84, ///< System cannot determine priority or illegal priority.
+ osPriorityReserved = 0x7FFFFFFF ///< Prevents enum down-size compiler optimization.
+} osPriority;
+#else
+#define osPriority osPriority_t
+#endif
+
+/// Entry point of a thread.
+typedef void (*os_pthread) (void const *argument);
+
+/// Entry point of a timer call back function.
+typedef void (*os_ptimer) (void const *argument);
+
+/// Timer type.
+#if (osCMSIS < 0x20000U)
+typedef enum {
+ osTimerOnce = 0, ///< One-shot timer.
+ osTimerPeriodic = 1 ///< Repeating timer.
+} os_timer_type;
+#else
+#define os_timer_type osTimerType_t
+#endif
+
+/// Timeout value.
+#define osWaitForever 0xFFFFFFFFU ///< Wait forever timeout value.
+
+/// Status code values returned by CMSIS-RTOS functions.
+#if (osCMSIS < 0x20000U)
+typedef enum {
+ osOK = 0, ///< Function completed; no error or event occurred.
+ osEventSignal = 0x08, ///< Function completed; signal event occurred.
+ osEventMessage = 0x10, ///< Function completed; message event occurred.
+ osEventMail = 0x20, ///< Function completed; mail event occurred.
+ osEventTimeout = 0x40, ///< Function completed; timeout occurred.
+ osErrorParameter = 0x80, ///< Parameter error: a mandatory parameter was missing or specified an incorrect object.
+ osErrorResource = 0x81, ///< Resource not available: a specified resource was not available.
+ osErrorTimeoutResource = 0xC1, ///< Resource not available within given time: a specified resource was not available within the timeout period.
+ osErrorISR = 0x82, ///< Not allowed in ISR context: the function cannot be called from interrupt service routines.
+ osErrorISRRecursive = 0x83, ///< Function called multiple times from ISR with same object.
+ osErrorPriority = 0x84, ///< System cannot determine priority or thread has illegal priority.
+ osErrorNoMemory = 0x85, ///< System is out of memory: it was impossible to allocate or reserve memory for the operation.
+ osErrorValue = 0x86, ///< Value of a parameter is out of range.
+ osErrorOS = 0xFF, ///< Unspecified RTOS error: run-time error but no other error message fits.
+ osStatusReserved = 0x7FFFFFFF ///< Prevents enum down-size compiler optimization.
+} osStatus;
+#else
+typedef int32_t osStatus;
+#define osEventSignal (0x08)
+#define osEventMessage (0x10)
+#define osEventMail (0x20)
+#define osEventTimeout (0x40)
+#define osErrorOS osError
+#define osErrorTimeoutResource osErrorTimeout
+#define osErrorISRRecursive (-126)
+#define osErrorValue (-127)
+#define osErrorPriority (-128)
+#endif
+
+
+// >>> the following data type definitions may be adapted towards a specific RTOS
+
+/// Thread ID identifies the thread.
+/// \note CAN BE CHANGED: \b implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef void *osThreadId;
+#else
+#define osThreadId osThreadId_t
+#endif
+
+/// Timer ID identifies the timer.
+/// \note CAN BE CHANGED: \b implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef void *osTimerId;
+#else
+#define osTimerId osTimerId_t
+#endif
+
+/// Mutex ID identifies the mutex.
+/// \note CAN BE CHANGED: \b implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef void *osMutexId;
+#else
+#define osMutexId osMutexId_t
+#endif
+
+/// Semaphore ID identifies the semaphore.
+/// \note CAN BE CHANGED: \b implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef void *osSemaphoreId;
+#else
+#define osSemaphoreId osSemaphoreId_t
+#endif
+
+/// Pool ID identifies the memory pool.
+/// \note CAN BE CHANGED: \b implementation specific in every CMSIS-RTOS.
+typedef void *osPoolId;
+
+/// Message ID identifies the message queue.
+/// \note CAN BE CHANGED: \b implementation specific in every CMSIS-RTOS.
+typedef void *osMessageQId;
+
+/// Mail ID identifies the mail queue.
+/// \note CAN BE CHANGED: \b implementation specific in every CMSIS-RTOS.
+typedef void *osMailQId;
+
+
+/// Thread Definition structure contains startup information of a thread.
+/// \note CAN BE CHANGED: \b os_thread_def is implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef struct os_thread_def {
+ os_pthread pthread; ///< start address of thread function
+ osPriority tpriority; ///< initial thread priority
+ uint32_t instances; ///< maximum number of instances of that thread function
+ uint32_t stacksize; ///< stack size requirements in bytes; 0 is default stack size
+} osThreadDef_t;
+#else
+typedef struct os_thread_def {
+ os_pthread pthread; ///< start address of thread function
+ osThreadAttr_t attr; ///< thread attributes
+} osThreadDef_t;
+#endif
+
+/// Timer Definition structure contains timer parameters.
+/// \note CAN BE CHANGED: \b os_timer_def is implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef struct os_timer_def {
+ os_ptimer ptimer; ///< start address of a timer function
+} osTimerDef_t;
+#else
+typedef struct os_timer_def {
+ os_ptimer ptimer; ///< start address of a timer function
+ osTimerAttr_t attr; ///< timer attributes
+} osTimerDef_t;
+#endif
+
+/// Mutex Definition structure contains setup information for a mutex.
+/// \note CAN BE CHANGED: \b os_mutex_def is implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef struct os_mutex_def {
+ uint32_t dummy; ///< dummy value
+} osMutexDef_t;
+#else
+#define osMutexDef_t osMutexAttr_t
+#endif
+
+/// Semaphore Definition structure contains setup information for a semaphore.
+/// \note CAN BE CHANGED: \b os_semaphore_def is implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef struct os_semaphore_def {
+ uint32_t dummy; ///< dummy value
+} osSemaphoreDef_t;
+#else
+#define osSemaphoreDef_t osSemaphoreAttr_t
+#endif
+
+/// Definition structure for memory block allocation.
+/// \note CAN BE CHANGED: \b os_pool_def is implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef struct os_pool_def {
+ uint32_t pool_sz; ///< number of items (elements) in the pool
+ uint32_t item_sz; ///< size of an item
+ void *pool; ///< pointer to memory for pool
+} osPoolDef_t;
+#else
+typedef struct os_pool_def {
+ uint32_t pool_sz; ///< number of items (elements) in the pool
+ uint32_t item_sz; ///< size of an item
+ osMemoryPoolAttr_t attr; ///< memory pool attributes
+} osPoolDef_t;
+#endif
+
+/// Definition structure for message queue.
+/// \note CAN BE CHANGED: \b os_messageQ_def is implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef struct os_messageQ_def {
+ uint32_t queue_sz; ///< number of elements in the queue
+ void *pool; ///< memory array for messages
+} osMessageQDef_t;
+#else
+typedef struct os_messageQ_def {
+ uint32_t queue_sz; ///< number of elements in the queue
+ osMessageQueueAttr_t attr; ///< message queue attributes
+} osMessageQDef_t;
+#endif
+
+/// Definition structure for mail queue.
+/// \note CAN BE CHANGED: \b os_mailQ_def is implementation specific in every CMSIS-RTOS.
+#if (osCMSIS < 0x20000U)
+typedef struct os_mailQ_def {
+ uint32_t queue_sz; ///< number of elements in the queue
+ uint32_t item_sz; ///< size of an item
+ void *pool; ///< memory array for mail
+} osMailQDef_t;
+#else
+typedef struct os_mailQ_def {
+ uint32_t queue_sz; ///< number of elements in the queue
+ uint32_t item_sz; ///< size of an item
+ void *mail; ///< pointer to mail
+ osMemoryPoolAttr_t mp_attr; ///< memory pool attributes
+ osMessageQueueAttr_t mq_attr; ///< message queue attributes
+} osMailQDef_t;
+#endif
+
+
+/// Event structure contains detailed information about an event.
+typedef struct {
+ osStatus status; ///< status code: event or error information
+ union {
+ uint32_t v; ///< message as 32-bit value
+ void *p; ///< message or mail as void pointer
+ int32_t signals; ///< signal flags
+ } value; ///< event value
+ union {
+ osMailQId mail_id; ///< mail id obtained by \ref osMailCreate
+ osMessageQId message_id; ///< message id obtained by \ref osMessageCreate
+ } def; ///< event definition
+} osEvent;
+
+
+// ==== Kernel Management Functions ====
+
+/// Initialize the RTOS Kernel for creating objects.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osKernelInitialize (void);
+#endif
+
+/// Start the RTOS Kernel scheduler.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osKernelStart (void);
+#endif
+
+/// Check if the RTOS kernel is already started.
+/// \return 0 RTOS is not started, 1 RTOS is started.
+#if (osCMSIS < 0x20000U)
+int32_t osKernelRunning(void);
+#endif
+
+#if (defined(osFeature_SysTick) && (osFeature_SysTick != 0)) // System Timer available
+
+/// Get the RTOS kernel system timer counter.
+/// \return RTOS kernel system timer as 32-bit value
+#if (osCMSIS < 0x20000U)
+uint32_t osKernelSysTick (void);
+#else
+#define osKernelSysTick osKernelGetSysTimerCount
+#endif
+
+/// The RTOS kernel system timer frequency in Hz.
+/// \note Reflects the system timer setting and is typically defined in a configuration file.
+#if (osCMSIS < 0x20000U)
+#define osKernelSysTickFrequency 100000000
+#endif
+
+/// Convert a microseconds value to a RTOS kernel system timer value.
+/// \param microsec time value in microseconds.
+/// \return time value normalized to the \ref osKernelSysTickFrequency
+#if (osCMSIS < 0x20000U)
+#define osKernelSysTickMicroSec(microsec) (((uint64_t)microsec * (osKernelSysTickFrequency)) / 1000000)
+#else
+#define osKernelSysTickMicroSec(microsec) (((uint64_t)microsec * osKernelGetSysTimerFreq()) / 1000000)
+#endif
+
+#endif // System Timer available
+
+
+// ==== Thread Management Functions ====
+
+/// Create a Thread Definition with function, priority, and stack requirements.
+/// \param name name of the thread function.
+/// \param priority initial priority of the thread function.
+/// \param instances number of possible thread instances.
+/// \param stacksz stack size (in bytes) requirements for the thread function.
+/// \note CAN BE CHANGED: The parameters to \b osThreadDef shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#if defined (osObjectsExternal) // object is external
+#define osThreadDef(name, priority, instances, stacksz) \
+extern const osThreadDef_t os_thread_def_##name
+#else // define the object
+#if (osCMSIS < 0x20000U)
+#define osThreadDef(name, priority, instances, stacksz) \
+const osThreadDef_t os_thread_def_##name = \
+{ (name), (priority), (instances), (stacksz) }
+#else
+#define osThreadDef(name, priority, instances, stacksz) \
+const osThreadDef_t os_thread_def_##name = \
+{ (name), \
+ { NULL, osThreadDetached, NULL, 0U, NULL, 8*((stacksz+7)/8), (priority), 0U, 0U } }
+#endif
+#endif
+
+/// Access a Thread definition.
+/// \param name name of the thread definition object.
+/// \note CAN BE CHANGED: The parameter to \b osThread shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#define osThread(name) \
+&os_thread_def_##name
+
+/// Create a thread and add it to Active Threads and set it to state READY.
+/// \param[in] thread_def thread definition referenced with \ref osThread.
+/// \param[in] argument pointer that is passed to the thread function as start argument.
+/// \return thread ID for reference by other functions or NULL in case of error.
+osThreadId osThreadCreate (const osThreadDef_t *thread_def, void *argument);
+
+/// Return the thread ID of the current running thread.
+/// \return thread ID for reference by other functions or NULL in case of error.
+#if (osCMSIS < 0x20000U)
+osThreadId osThreadGetId (void);
+#endif
+
+/// Change priority of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadCreate or \ref osThreadGetId.
+/// \param[in] priority new priority value for the thread function.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osThreadSetPriority (osThreadId thread_id, osPriority priority);
+#endif
+
+/// Get current priority of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadCreate or \ref osThreadGetId.
+/// \return current priority value of the specified thread.
+#if (osCMSIS < 0x20000U)
+osPriority osThreadGetPriority (osThreadId thread_id);
+#endif
+
+/// Pass control to next thread that is in state \b READY.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osThreadYield (void);
+#endif
+
+/// Terminate execution of a thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadCreate or \ref osThreadGetId.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osThreadTerminate (osThreadId thread_id);
+#endif
+
+
+// ==== Signal Management ====
+
+/// Set the specified Signal Flags of an active thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadCreate or \ref osThreadGetId.
+/// \param[in] signals specifies the signal flags of the thread that should be set.
+/// \return previous signal flags of the specified thread or 0x80000000 in case of incorrect parameters.
+int32_t osSignalSet (osThreadId thread_id, int32_t signals);
+
+/// Clear the specified Signal Flags of an active thread.
+/// \param[in] thread_id thread ID obtained by \ref osThreadCreate or \ref osThreadGetId.
+/// \param[in] signals specifies the signal flags of the thread that shall be cleared.
+/// \return previous signal flags of the specified thread or 0x80000000 in case of incorrect parameters or call from ISR.
+int32_t osSignalClear (osThreadId thread_id, int32_t signals);
+
+/// Wait for one or more Signal Flags to become signaled for the current \b RUNNING thread.
+/// \param[in] signals wait until all specified signal flags set or 0 for any single signal flag.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return event flag information or error code.
+osEvent osSignalWait (int32_t signals, uint32_t millisec);
+
+
+// ==== Generic Wait Functions ====
+
+/// Wait for Timeout (Time Delay).
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue "time delay" value
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osDelay (uint32_t millisec);
+#endif
+
+#if (defined (osFeature_Wait) && (osFeature_Wait != 0)) // Generic Wait available
+
+/// Wait for Signal, Message, Mail, or Timeout.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out
+/// \return event that contains signal, message, or mail information or error code.
+osEvent osWait (uint32_t millisec);
+
+#endif // Generic Wait available
+
+
+// ==== Timer Management Functions ====
+
+/// Define a Timer object.
+/// \param name name of the timer object.
+/// \param function name of the timer call back function.
+/// \note CAN BE CHANGED: The parameter to \b osTimerDef shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#if defined (osObjectsExternal) // object is external
+#define osTimerDef(name, function) \
+extern const osTimerDef_t os_timer_def_##name
+#else // define the object
+#if (osCMSIS < 0x20000U)
+#define osTimerDef(name, function) \
+const osTimerDef_t os_timer_def_##name = { (function) }
+#else
+#define osTimerDef(name, function) \
+const osTimerDef_t os_timer_def_##name = \
+{ (function), { NULL, 0U, NULL, 0U } }
+#endif
+#endif
+
+/// Access a Timer definition.
+/// \param name name of the timer object.
+/// \note CAN BE CHANGED: The parameter to \b osTimer shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#define osTimer(name) \
+&os_timer_def_##name
+
+/// Create and Initialize a timer.
+/// \param[in] timer_def timer object referenced with \ref osTimer.
+/// \param[in] type osTimerOnce for one-shot or osTimerPeriodic for periodic behavior.
+/// \param[in] argument argument to the timer call back function.
+/// \return timer ID for reference by other functions or NULL in case of error.
+osTimerId osTimerCreate (const osTimerDef_t *timer_def, os_timer_type type, void *argument);
+
+/// Start or restart a timer.
+/// \param[in] timer_id timer ID obtained by \ref osTimerCreate.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue "time delay" value of the timer.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osTimerStart (osTimerId timer_id, uint32_t millisec);
+#endif
+
+/// Stop a timer.
+/// \param[in] timer_id timer ID obtained by \ref osTimerCreate.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osTimerStop (osTimerId timer_id);
+#endif
+
+/// Delete a timer.
+/// \param[in] timer_id timer ID obtained by \ref osTimerCreate.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osTimerDelete (osTimerId timer_id);
+#endif
+
+
+// ==== Mutex Management Functions ====
+
+/// Define a Mutex.
+/// \param name name of the mutex object.
+/// \note CAN BE CHANGED: The parameter to \b osMutexDef shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#if defined (osObjectsExternal) // object is external
+#define osMutexDef(name) \
+extern const osMutexDef_t os_mutex_def_##name
+#else // define the object
+#if (osCMSIS < 0x20000U)
+#define osMutexDef(name) \
+const osMutexDef_t os_mutex_def_##name = { 0 }
+#else
+#define osMutexDef(name) \
+const osMutexDef_t os_mutex_def_##name = \
+{ NULL, osMutexRecursive | osMutexPrioInherit | osMutexRobust, NULL, 0U }
+#endif
+#endif
+
+/// Access a Mutex definition.
+/// \param name name of the mutex object.
+/// \note CAN BE CHANGED: The parameter to \b osMutex shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#define osMutex(name) \
+&os_mutex_def_##name
+
+/// Create and Initialize a Mutex object.
+/// \param[in] mutex_def mutex definition referenced with \ref osMutex.
+/// \return mutex ID for reference by other functions or NULL in case of error.
+osMutexId osMutexCreate (const osMutexDef_t *mutex_def);
+
+/// Wait until a Mutex becomes available.
+/// \param[in] mutex_id mutex ID obtained by \ref osMutexCreate.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osMutexWait (osMutexId mutex_id, uint32_t millisec);
+#else
+#define osMutexWait osMutexAcquire
+#endif
+
+/// Release a Mutex that was obtained by \ref osMutexWait.
+/// \param[in] mutex_id mutex ID obtained by \ref osMutexCreate.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osMutexRelease (osMutexId mutex_id);
+#endif
+
+/// Delete a Mutex object.
+/// \param[in] mutex_id mutex ID obtained by \ref osMutexCreate.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osMutexDelete (osMutexId mutex_id);
+#endif
+
+
+// ==== Semaphore Management Functions ====
+
+#if (defined (osFeature_Semaphore) && (osFeature_Semaphore != 0U)) // Semaphore available
+
+/// Define a Semaphore object.
+/// \param name name of the semaphore object.
+/// \note CAN BE CHANGED: The parameter to \b osSemaphoreDef shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#if defined (osObjectsExternal) // object is external
+#define osSemaphoreDef(name) \
+extern const osSemaphoreDef_t os_semaphore_def_##name
+#else // define the object
+#if (osCMSIS < 0x20000U)
+#define osSemaphoreDef(name) \
+const osSemaphoreDef_t os_semaphore_def_##name = { 0 }
+#else
+#define osSemaphoreDef(name) \
+const osSemaphoreDef_t os_semaphore_def_##name = \
+{ NULL, 0U, NULL, 0U }
+#endif
+#endif
+
+/// Access a Semaphore definition.
+/// \param name name of the semaphore object.
+/// \note CAN BE CHANGED: The parameter to \b osSemaphore shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#define osSemaphore(name) \
+&os_semaphore_def_##name
+
+/// Create and Initialize a Semaphore object.
+/// \param[in] semaphore_def semaphore definition referenced with \ref osSemaphore.
+/// \param[in] count maximum and initial number of available tokens.
+/// \return semaphore ID for reference by other functions or NULL in case of error.
+osSemaphoreId osSemaphoreCreate (const osSemaphoreDef_t *semaphore_def, int32_t count);
+
+/// Wait until a Semaphore token becomes available.
+/// \param[in] semaphore_id semaphore object referenced with \ref osSemaphoreCreate.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return number of available tokens, or -1 in case of incorrect parameters.
+int32_t osSemaphoreWait (osSemaphoreId semaphore_id, uint32_t millisec);
+
+/// Release a Semaphore token.
+/// \param[in] semaphore_id semaphore object referenced with \ref osSemaphoreCreate.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osSemaphoreRelease (osSemaphoreId semaphore_id);
+#endif
+
+/// Delete a Semaphore object.
+/// \param[in] semaphore_id semaphore object referenced with \ref osSemaphoreCreate.
+/// \return status code that indicates the execution status of the function.
+#if (osCMSIS < 0x20000U)
+osStatus osSemaphoreDelete (osSemaphoreId semaphore_id);
+#endif
+
+#endif // Semaphore available
+
+
+// ==== Memory Pool Management Functions ====
+
+#if (defined(osFeature_Pool) && (osFeature_Pool != 0)) // Memory Pool available
+
+/// \brief Define a Memory Pool.
+/// \param name name of the memory pool.
+/// \param no maximum number of blocks (objects) in the memory pool.
+/// \param type data type of a single block (object).
+/// \note CAN BE CHANGED: The parameter to \b osPoolDef shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#if defined (osObjectsExternal) // object is external
+#define osPoolDef(name, no, type) \
+extern const osPoolDef_t os_pool_def_##name
+#else // define the object
+#if (osCMSIS < 0x20000U)
+#define osPoolDef(name, no, type) \
+const osPoolDef_t os_pool_def_##name = \
+{ (no), sizeof(type), NULL }
+#else
+#define osPoolDef(name, no, type) \
+const osPoolDef_t os_pool_def_##name = \
+{ (no), sizeof(type), { NULL, 0U, NULL, 0U, NULL, 0U } }
+#endif
+#endif
+
+/// \brief Access a Memory Pool definition.
+/// \param name name of the memory pool
+/// \note CAN BE CHANGED: The parameter to \b osPool shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#define osPool(name) \
+&os_pool_def_##name
+
+/// Create and Initialize a Memory Pool object.
+/// \param[in] pool_def memory pool definition referenced with \ref osPool.
+/// \return memory pool ID for reference by other functions or NULL in case of error.
+osPoolId osPoolCreate (const osPoolDef_t *pool_def);
+
+/// Allocate a memory block from a Memory Pool.
+/// \param[in] pool_id memory pool ID obtain referenced with \ref osPoolCreate.
+/// \return address of the allocated memory block or NULL in case of no memory available.
+void *osPoolAlloc (osPoolId pool_id);
+
+/// Allocate a memory block from a Memory Pool and set memory block to zero.
+/// \param[in] pool_id memory pool ID obtain referenced with \ref osPoolCreate.
+/// \return address of the allocated memory block or NULL in case of no memory available.
+void *osPoolCAlloc (osPoolId pool_id);
+
+/// Return an allocated memory block back to a Memory Pool.
+/// \param[in] pool_id memory pool ID obtain referenced with \ref osPoolCreate.
+/// \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 osPoolFree (osPoolId pool_id, void *block);
+
+#endif // Memory Pool available
+
+
+// ==== Message Queue Management Functions ====
+
+#if (defined(osFeature_MessageQ) && (osFeature_MessageQ != 0)) // Message Queue available
+
+/// \brief Create a Message Queue Definition.
+/// \param name name of the queue.
+/// \param queue_sz maximum number of messages in the queue.
+/// \param type data type of a single message element (for debugger).
+/// \note CAN BE CHANGED: The parameter to \b osMessageQDef shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#if defined (osObjectsExternal) // object is external
+#define osMessageQDef(name, queue_sz, type) \
+extern const osMessageQDef_t os_messageQ_def_##name
+#else // define the object
+#if (osCMSIS < 0x20000U)
+#define osMessageQDef(name, queue_sz, type) \
+const osMessageQDef_t os_messageQ_def_##name = \
+{ (queue_sz), NULL }
+#else
+#define osMessageQDef(name, queue_sz, type) \
+const osMessageQDef_t os_messageQ_def_##name = \
+{ (queue_sz), { NULL, 0U, NULL, 0U, NULL, 0U } }
+#endif
+#endif
+
+/// \brief Access a Message Queue Definition.
+/// \param name name of the queue
+/// \note CAN BE CHANGED: The parameter to \b osMessageQ shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#define osMessageQ(name) \
+&os_messageQ_def_##name
+
+/// Create and Initialize a Message Queue object.
+/// \param[in] queue_def message queue definition referenced with \ref osMessageQ.
+/// \param[in] thread_id thread ID (obtained by \ref osThreadCreate or \ref osThreadGetId) or NULL.
+/// \return message queue ID for reference by other functions or NULL in case of error.
+osMessageQId osMessageCreate (const osMessageQDef_t *queue_def, osThreadId thread_id);
+
+/// Put a Message to a Queue.
+/// \param[in] queue_id message queue ID obtained with \ref osMessageCreate.
+/// \param[in] info message information.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return status code that indicates the execution status of the function.
+osStatus osMessagePut (osMessageQId queue_id, uint32_t info, uint32_t millisec);
+
+/// Get a Message from a Queue or timeout if Queue is empty.
+/// \param[in] queue_id message queue ID obtained with \ref osMessageCreate.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return event information that includes status code.
+osEvent osMessageGet (osMessageQId queue_id, uint32_t millisec);
+
+#endif // Message Queue available
+
+
+// ==== Mail Queue Management Functions ====
+
+#if (defined(osFeature_MailQ) && (osFeature_MailQ != 0)) // Mail Queue available
+
+/// \brief Create a Mail Queue Definition.
+/// \param name name of the queue.
+/// \param queue_sz maximum number of mails in the queue.
+/// \param type data type of a single mail element.
+/// \note CAN BE CHANGED: The parameter to \b osMailQDef shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#if defined (osObjectsExternal) // object is external
+#define osMailQDef(name, queue_sz, type) \
+extern const osMailQDef_t os_mailQ_def_##name
+#else // define the object
+#if (osCMSIS < 0x20000U)
+#define osMailQDef(name, queue_sz, type) \
+const osMailQDef_t os_mailQ_def_##name = \
+{ (queue_sz), sizeof(type), NULL }
+#else
+#define osMailQDef(name, queue_sz, type) \
+static void *os_mail_p_##name[2]; \
+const osMailQDef_t os_mailQ_def_##name = \
+{ (queue_sz), sizeof(type), (&os_mail_p_##name), \
+ { NULL, 0U, NULL, 0U, NULL, 0U }, \
+ { NULL, 0U, NULL, 0U, NULL, 0U } }
+#endif
+#endif
+
+/// \brief Access a Mail Queue Definition.
+/// \param name name of the queue
+/// \note CAN BE CHANGED: The parameter to \b osMailQ shall be consistent but the
+/// macro body is implementation specific in every CMSIS-RTOS.
+#define osMailQ(name) \
+&os_mailQ_def_##name
+
+/// Create and Initialize a Mail Queue object.
+/// \param[in] queue_def mail queue definition referenced with \ref osMailQ.
+/// \param[in] thread_id thread ID (obtained by \ref osThreadCreate or \ref osThreadGetId) or NULL.
+/// \return mail queue ID for reference by other functions or NULL in case of error.
+osMailQId osMailCreate (const osMailQDef_t *queue_def, osThreadId thread_id);
+
+/// Allocate a memory block for mail from a mail memory pool.
+/// \param[in] queue_id mail queue ID obtained with \ref osMailCreate.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out
+/// \return pointer to memory block that can be filled with mail or NULL in case of error.
+void *osMailAlloc (osMailQId queue_id, uint32_t millisec);
+
+/// Allocate a memory block for mail from a mail memory pool and set memory block to zero.
+/// \param[in] queue_id mail queue ID obtained with \ref osMailCreate.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out
+/// \return pointer to memory block that can be filled with mail or NULL in case of error.
+void *osMailCAlloc (osMailQId queue_id, uint32_t millisec);
+
+/// Put a Mail into a Queue.
+/// \param[in] queue_id mail queue ID obtained with \ref osMailCreate.
+/// \param[in] mail pointer to memory with mail to put into a queue.
+/// \return status code that indicates the execution status of the function.
+osStatus osMailPut (osMailQId queue_id, const void *mail);
+
+/// Get a Mail from a Queue or timeout if Queue is empty.
+/// \param[in] queue_id mail queue ID obtained with \ref osMailCreate.
+/// \param[in] millisec \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
+/// \return event information that includes status code.
+osEvent osMailGet (osMailQId queue_id, uint32_t millisec);
+
+/// Free a memory block by returning it to a mail memory pool.
+/// \param[in] queue_id mail queue ID obtained with \ref osMailCreate.
+/// \param[in] mail pointer to memory block that was obtained with \ref osMailGet.
+/// \return status code that indicates the execution status of the function.
+osStatus osMailFree (osMailQId queue_id, void *mail);
+
+#endif // Mail Queue available
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // CMSIS_OS_H_
diff --git a/Drivers/CMSIS/RTOS2/Template/cmsis_os1.c b/Drivers/CMSIS/RTOS2/Template/cmsis_os1.c new file mode 100644 index 0000000..effe4a1 --- /dev/null +++ b/Drivers/CMSIS/RTOS2/Template/cmsis_os1.c @@ -0,0 +1,361 @@ +/*
+ * Copyright (c) 2013-2017 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.
+ *
+ * ----------------------------------------------------------------------
+ *
+ * $Date: 10. January 2017
+ * $Revision: V1.2
+ *
+ * Project: CMSIS-RTOS API V1
+ * Title: cmsis_os_v1.c V1 module file
+ *---------------------------------------------------------------------------*/
+
+#include <string.h>
+#include "cmsis_os.h"
+
+#if (osCMSIS >= 0x20000U)
+
+
+// Thread
+osThreadId osThreadCreate (const osThreadDef_t *thread_def, void *argument) {
+
+ if (thread_def == NULL) {
+ return (osThreadId)NULL;
+ }
+ return osThreadNew((osThreadFunc_t)thread_def->pthread, argument, &thread_def->attr);
+}
+
+
+// Signals
+
+#define SignalMask ((1U<<osFeature_Signals)-1U)
+
+int32_t osSignalSet (osThreadId thread_id, int32_t signals) {
+ uint32_t flags;
+
+ flags = osThreadFlagsSet(thread_id, (uint32_t)signals);
+ if ((flags & 0x80000000U) != 0U) {
+ return ((int32_t)0x80000000U);
+ }
+ return ((int32_t)(flags & ~((uint32_t)signals)));
+}
+
+int32_t osSignalClear (osThreadId thread_id, int32_t signals) {
+ uint32_t flags;
+
+ if (thread_id != osThreadGetId()) {
+ return ((int32_t)0x80000000U);
+ }
+ flags = osThreadFlagsClear((uint32_t)signals);
+ if ((flags & 0x80000000U) != 0U) {
+ return ((int32_t)0x80000000U);
+ }
+ return ((int32_t)flags);
+}
+
+osEvent osSignalWait (int32_t signals, uint32_t millisec) {
+ osEvent event;
+ uint32_t flags;
+
+ if (signals != 0) {
+ flags = osThreadFlagsWait((uint32_t)signals, osFlagsWaitAll, millisec);
+ } else {
+ flags = osThreadFlagsWait(SignalMask, osFlagsWaitAny, millisec);
+ }
+ if ((flags > 0U) && (flags < 0x80000000U)) {
+ event.status = osEventSignal;
+ event.value.signals = (int32_t)flags;
+ } else {
+ switch ((int32_t)flags) {
+ case osErrorResource:
+ event.status = osOK;
+ break;
+ case osErrorTimeout:
+ event.status = osEventTimeout;
+ break;
+ case osErrorParameter:
+ event.status = osErrorValue;
+ break;
+ default:
+ event.status = (osStatus)flags;
+ break;
+ }
+ }
+ return event;
+}
+
+
+// Timer
+osTimerId osTimerCreate (const osTimerDef_t *timer_def, os_timer_type type, void *argument) {
+
+ if (timer_def == NULL) {
+ return (osTimerId)NULL;
+ }
+ return osTimerNew((osTimerFunc_t)timer_def->ptimer, type, argument, &timer_def->attr);
+}
+
+
+// Mutex
+osMutexId osMutexCreate (const osMutexDef_t *mutex_def) {
+
+ if (mutex_def == NULL) {
+ return (osMutexId)NULL;
+ }
+ return osMutexNew(mutex_def);
+}
+
+
+// Semaphore
+
+#if (defined (osFeature_Semaphore) && (osFeature_Semaphore != 0U))
+
+osSemaphoreId osSemaphoreCreate (const osSemaphoreDef_t *semaphore_def, int32_t count) {
+
+ if (semaphore_def == NULL) {
+ return (osSemaphoreId)NULL;
+ }
+ return osSemaphoreNew((uint32_t)count, (uint32_t)count, semaphore_def);
+}
+
+int32_t osSemaphoreWait (osSemaphoreId semaphore_id, uint32_t millisec) {
+ osStatus_t status;
+ uint32_t count;
+
+ status = osSemaphoreAcquire(semaphore_id, millisec);
+ switch (status) {
+ case osOK:
+ count = osSemaphoreGetCount(semaphore_id);
+ return ((int32_t)count + 1);
+ case osErrorResource:
+ case osErrorTimeout:
+ return 0;
+ default:
+ break;
+ }
+ return -1;
+}
+
+#endif // Semaphore
+
+
+// Memory Pool
+
+#if (defined(osFeature_Pool) && (osFeature_Pool != 0))
+
+osPoolId osPoolCreate (const osPoolDef_t *pool_def) {
+
+ if (pool_def == NULL) {
+ return (osPoolId)NULL;
+ }
+ return ((osPoolId)(osMemoryPoolNew(pool_def->pool_sz, pool_def->item_sz, &pool_def->attr)));
+}
+
+void *osPoolAlloc (osPoolId pool_id) {
+ return osMemoryPoolAlloc((osMemoryPoolId_t)pool_id, 0U);
+}
+
+void *osPoolCAlloc (osPoolId pool_id) {
+ void *block;
+ uint32_t block_size;
+
+ block_size = osMemoryPoolGetBlockSize((osMemoryPoolId_t)pool_id);
+ if (block_size == 0U) {
+ return NULL;
+ }
+ block = osMemoryPoolAlloc((osMemoryPoolId_t)pool_id, 0U);
+ if (block != NULL) {
+ memset(block, 0, block_size);
+ }
+ return block;
+}
+
+osStatus osPoolFree (osPoolId pool_id, void *block) {
+ return osMemoryPoolFree((osMemoryPoolId_t)pool_id, block);
+}
+
+#endif // Memory Pool
+
+
+// Message Queue
+
+#if (defined(osFeature_MessageQ) && (osFeature_MessageQ != 0))
+
+osMessageQId osMessageCreate (const osMessageQDef_t *queue_def, osThreadId thread_id) {
+ (void)thread_id;
+
+ if (queue_def == NULL) {
+ return (osMessageQId)NULL;
+ }
+ return ((osMessageQId)(osMessageQueueNew(queue_def->queue_sz, sizeof(uint32_t), &queue_def->attr)));
+}
+
+osStatus osMessagePut (osMessageQId queue_id, uint32_t info, uint32_t millisec) {
+ return osMessageQueuePut((osMessageQueueId_t)queue_id, &info, 0U, millisec);
+}
+
+osEvent osMessageGet (osMessageQId queue_id, uint32_t millisec) {
+ osStatus_t status;
+ osEvent event;
+ uint32_t message;
+
+ status = osMessageQueueGet((osMessageQueueId_t)queue_id, &message, NULL, millisec);
+ switch (status) {
+ case osOK:
+ event.status = osEventMessage;
+ event.value.v = message;
+ break;
+ case osErrorResource:
+ event.status = osOK;
+ break;
+ case osErrorTimeout:
+ event.status = osEventTimeout;
+ break;
+ default:
+ event.status = status;
+ break;
+ }
+ return event;
+}
+
+#endif // Message Queue
+
+
+// Mail Queue
+
+#if (defined(osFeature_MailQ) && (osFeature_MailQ != 0))
+
+typedef struct os_mail_queue_s {
+ osMemoryPoolId_t mp_id;
+ osMessageQueueId_t mq_id;
+} os_mail_queue_t;
+
+osMailQId osMailCreate (const osMailQDef_t *queue_def, osThreadId thread_id) {
+ os_mail_queue_t *ptr;
+ (void)thread_id;
+
+ if (queue_def == NULL) {
+ return (osMailQId)NULL;
+ }
+
+ ptr = queue_def->mail;
+ if (ptr == NULL) {
+ return (osMailQId)NULL;
+ }
+
+ ptr->mp_id = osMemoryPoolNew (queue_def->queue_sz, queue_def->item_sz, &queue_def->mp_attr);
+ ptr->mq_id = osMessageQueueNew(queue_def->queue_sz, sizeof(void *), &queue_def->mq_attr);
+ if ((ptr->mp_id == (osMemoryPoolId_t)NULL) || (ptr->mq_id == (osMessageQueueId_t)NULL)) {
+ if (ptr->mp_id != (osMemoryPoolId_t)NULL) {
+ osMemoryPoolDelete(ptr->mp_id);
+ }
+ if (ptr->mq_id != (osMessageQueueId_t)NULL) {
+ osMessageQueueDelete(ptr->mq_id);
+ }
+ return (osMailQId)NULL;
+ }
+
+ return (osMailQId)ptr;
+}
+
+void *osMailAlloc (osMailQId queue_id, uint32_t millisec) {
+ os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
+
+ if (ptr == NULL) {
+ return NULL;
+ }
+ return osMemoryPoolAlloc(ptr->mp_id, millisec);
+}
+
+void *osMailCAlloc (osMailQId queue_id, uint32_t millisec) {
+ os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
+ void *block;
+ uint32_t block_size;
+
+ if (ptr == NULL) {
+ return NULL;
+ }
+ block_size = osMemoryPoolGetBlockSize(ptr->mp_id);
+ if (block_size == 0U) {
+ return NULL;
+ }
+ block = osMemoryPoolAlloc(ptr->mp_id, millisec);
+ if (block != NULL) {
+ memset(block, 0, block_size);
+ }
+
+ return block;
+
+}
+
+osStatus osMailPut (osMailQId queue_id, const void *mail) {
+ os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
+
+ if (ptr == NULL) {
+ return osErrorParameter;
+ }
+ if (mail == NULL) {
+ return osErrorValue;
+ }
+ return osMessageQueuePut(ptr->mq_id, &mail, 0U, 0U);
+}
+
+osEvent osMailGet (osMailQId queue_id, uint32_t millisec) {
+ os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
+ osStatus_t status;
+ osEvent event;
+ void *mail;
+
+ if (ptr == NULL) {
+ event.status = osErrorParameter;
+ return event;
+ }
+
+ status = osMessageQueueGet(ptr->mq_id, &mail, NULL, millisec);
+ switch (status) {
+ case osOK:
+ event.status = osEventMail;
+ event.value.p = mail;
+ break;
+ case osErrorResource:
+ event.status = osOK;
+ break;
+ case osErrorTimeout:
+ event.status = osEventTimeout;
+ break;
+ default:
+ event.status = status;
+ break;
+ }
+ return event;
+}
+
+osStatus osMailFree (osMailQId queue_id, void *mail) {
+ os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
+
+ if (ptr == NULL) {
+ return osErrorParameter;
+ }
+ if (mail == NULL) {
+ return osErrorValue;
+ }
+ return osMemoryPoolFree(ptr->mp_id, mail);
+}
+
+#endif // Mail Queue
+
+
+#endif // osCMSIS
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