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https://github.com/OneOfEleven/uv-k5-firmware-custom.git
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OneOfEleven
361
external/CMSIS_5/CMSIS/RTOS2/Template/cmsis_os1.c
vendored
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361
external/CMSIS_5/CMSIS/RTOS2/Template/cmsis_os1.c
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/*
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* Copyright (c) 2013-2017 ARM Limited. All rights reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* ----------------------------------------------------------------------
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*
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* $Date: 10. January 2017
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* $Revision: V1.2
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*
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* Project: CMSIS-RTOS API V1
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* Title: cmsis_os_v1.c V1 module file
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*---------------------------------------------------------------------------*/
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#include <string.h>
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#include "cmsis_os.h"
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#if (osCMSIS >= 0x20000U)
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// Thread
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osThreadId osThreadCreate (const osThreadDef_t *thread_def, void *argument) {
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if (thread_def == NULL) {
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return (osThreadId)NULL;
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}
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return osThreadNew((osThreadFunc_t)thread_def->pthread, argument, &thread_def->attr);
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}
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// Signals
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#define SignalMask ((1U<<osFeature_Signals)-1U)
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int32_t osSignalSet (osThreadId thread_id, int32_t signals) {
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uint32_t flags;
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flags = osThreadFlagsSet(thread_id, (uint32_t)signals);
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if ((flags & 0x80000000U) != 0U) {
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return ((int32_t)0x80000000U);
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}
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return ((int32_t)(flags & ~((uint32_t)signals)));
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}
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int32_t osSignalClear (osThreadId thread_id, int32_t signals) {
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uint32_t flags;
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if (thread_id != osThreadGetId()) {
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return ((int32_t)0x80000000U);
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}
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flags = osThreadFlagsClear((uint32_t)signals);
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if ((flags & 0x80000000U) != 0U) {
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return ((int32_t)0x80000000U);
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}
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return ((int32_t)flags);
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}
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osEvent osSignalWait (int32_t signals, uint32_t millisec) {
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osEvent event;
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uint32_t flags;
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if (signals != 0) {
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flags = osThreadFlagsWait((uint32_t)signals, osFlagsWaitAll, millisec);
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} else {
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flags = osThreadFlagsWait(SignalMask, osFlagsWaitAny, millisec);
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}
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if ((flags > 0U) && (flags < 0x80000000U)) {
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event.status = osEventSignal;
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event.value.signals = (int32_t)flags;
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} else {
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switch ((int32_t)flags) {
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case osErrorResource:
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event.status = osOK;
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break;
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case osErrorTimeout:
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event.status = osEventTimeout;
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break;
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case osErrorParameter:
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event.status = osErrorValue;
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break;
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default:
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event.status = (osStatus)flags;
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break;
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}
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}
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return event;
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}
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// Timer
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osTimerId osTimerCreate (const osTimerDef_t *timer_def, os_timer_type type, void *argument) {
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if (timer_def == NULL) {
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return (osTimerId)NULL;
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}
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return osTimerNew((osTimerFunc_t)timer_def->ptimer, type, argument, &timer_def->attr);
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}
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// Mutex
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osMutexId osMutexCreate (const osMutexDef_t *mutex_def) {
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if (mutex_def == NULL) {
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return (osMutexId)NULL;
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}
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return osMutexNew(mutex_def);
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}
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// Semaphore
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#if (defined (osFeature_Semaphore) && (osFeature_Semaphore != 0U))
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osSemaphoreId osSemaphoreCreate (const osSemaphoreDef_t *semaphore_def, int32_t count) {
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if (semaphore_def == NULL) {
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return (osSemaphoreId)NULL;
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}
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return osSemaphoreNew((uint32_t)count, (uint32_t)count, semaphore_def);
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}
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int32_t osSemaphoreWait (osSemaphoreId semaphore_id, uint32_t millisec) {
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osStatus_t status;
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uint32_t count;
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status = osSemaphoreAcquire(semaphore_id, millisec);
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switch (status) {
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case osOK:
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count = osSemaphoreGetCount(semaphore_id);
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return ((int32_t)count + 1);
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case osErrorResource:
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case osErrorTimeout:
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return 0;
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default:
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break;
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}
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return -1;
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}
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#endif // Semaphore
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// Memory Pool
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#if (defined(osFeature_Pool) && (osFeature_Pool != 0))
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osPoolId osPoolCreate (const osPoolDef_t *pool_def) {
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if (pool_def == NULL) {
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return (osPoolId)NULL;
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}
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return ((osPoolId)(osMemoryPoolNew(pool_def->pool_sz, pool_def->item_sz, &pool_def->attr)));
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}
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void *osPoolAlloc (osPoolId pool_id) {
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return osMemoryPoolAlloc((osMemoryPoolId_t)pool_id, 0U);
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}
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void *osPoolCAlloc (osPoolId pool_id) {
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void *block;
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uint32_t block_size;
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block_size = osMemoryPoolGetBlockSize((osMemoryPoolId_t)pool_id);
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if (block_size == 0U) {
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return NULL;
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}
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block = osMemoryPoolAlloc((osMemoryPoolId_t)pool_id, 0U);
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if (block != NULL) {
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memset(block, 0, block_size);
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}
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return block;
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}
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osStatus osPoolFree (osPoolId pool_id, void *block) {
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return osMemoryPoolFree((osMemoryPoolId_t)pool_id, block);
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}
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#endif // Memory Pool
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// Message Queue
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#if (defined(osFeature_MessageQ) && (osFeature_MessageQ != 0))
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osMessageQId osMessageCreate (const osMessageQDef_t *queue_def, osThreadId thread_id) {
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(void)thread_id;
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if (queue_def == NULL) {
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return (osMessageQId)NULL;
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}
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return ((osMessageQId)(osMessageQueueNew(queue_def->queue_sz, sizeof(uint32_t), &queue_def->attr)));
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}
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osStatus osMessagePut (osMessageQId queue_id, uint32_t info, uint32_t millisec) {
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return osMessageQueuePut((osMessageQueueId_t)queue_id, &info, 0U, millisec);
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}
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osEvent osMessageGet (osMessageQId queue_id, uint32_t millisec) {
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osStatus_t status;
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osEvent event;
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uint32_t message;
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status = osMessageQueueGet((osMessageQueueId_t)queue_id, &message, NULL, millisec);
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switch (status) {
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case osOK:
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event.status = osEventMessage;
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event.value.v = message;
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break;
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case osErrorResource:
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event.status = osOK;
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break;
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case osErrorTimeout:
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event.status = osEventTimeout;
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break;
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default:
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event.status = status;
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break;
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}
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return event;
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}
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#endif // Message Queue
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// Mail Queue
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#if (defined(osFeature_MailQ) && (osFeature_MailQ != 0))
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typedef struct os_mail_queue_s {
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osMemoryPoolId_t mp_id;
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osMessageQueueId_t mq_id;
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} os_mail_queue_t;
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osMailQId osMailCreate (const osMailQDef_t *queue_def, osThreadId thread_id) {
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os_mail_queue_t *ptr;
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(void)thread_id;
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if (queue_def == NULL) {
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return (osMailQId)NULL;
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}
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ptr = queue_def->mail;
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if (ptr == NULL) {
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return (osMailQId)NULL;
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}
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ptr->mp_id = osMemoryPoolNew (queue_def->queue_sz, queue_def->item_sz, &queue_def->mp_attr);
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ptr->mq_id = osMessageQueueNew(queue_def->queue_sz, sizeof(void *), &queue_def->mq_attr);
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if ((ptr->mp_id == (osMemoryPoolId_t)NULL) || (ptr->mq_id == (osMessageQueueId_t)NULL)) {
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if (ptr->mp_id != (osMemoryPoolId_t)NULL) {
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osMemoryPoolDelete(ptr->mp_id);
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}
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if (ptr->mq_id != (osMessageQueueId_t)NULL) {
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osMessageQueueDelete(ptr->mq_id);
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}
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return (osMailQId)NULL;
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}
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return (osMailQId)ptr;
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}
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void *osMailAlloc (osMailQId queue_id, uint32_t millisec) {
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os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
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if (ptr == NULL) {
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return NULL;
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}
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return osMemoryPoolAlloc(ptr->mp_id, millisec);
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}
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void *osMailCAlloc (osMailQId queue_id, uint32_t millisec) {
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os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
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void *block;
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uint32_t block_size;
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if (ptr == NULL) {
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return NULL;
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}
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block_size = osMemoryPoolGetBlockSize(ptr->mp_id);
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if (block_size == 0U) {
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return NULL;
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}
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block = osMemoryPoolAlloc(ptr->mp_id, millisec);
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if (block != NULL) {
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memset(block, 0, block_size);
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}
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return block;
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}
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osStatus osMailPut (osMailQId queue_id, const void *mail) {
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os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
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if (ptr == NULL) {
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return osErrorParameter;
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}
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if (mail == NULL) {
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return osErrorValue;
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}
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return osMessageQueuePut(ptr->mq_id, &mail, 0U, 0U);
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}
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osEvent osMailGet (osMailQId queue_id, uint32_t millisec) {
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os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
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osStatus_t status;
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osEvent event;
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void *mail;
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if (ptr == NULL) {
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event.status = osErrorParameter;
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return event;
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}
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status = osMessageQueueGet(ptr->mq_id, &mail, NULL, millisec);
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switch (status) {
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case osOK:
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event.status = osEventMail;
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event.value.p = mail;
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break;
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case osErrorResource:
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event.status = osOK;
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break;
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case osErrorTimeout:
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event.status = osEventTimeout;
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break;
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default:
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event.status = status;
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break;
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}
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return event;
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}
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osStatus osMailFree (osMailQId queue_id, void *mail) {
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os_mail_queue_t *ptr = (os_mail_queue_t *)queue_id;
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if (ptr == NULL) {
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return osErrorParameter;
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}
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if (mail == NULL) {
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return osErrorValue;
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}
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return osMemoryPoolFree(ptr->mp_id, mail);
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}
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#endif // Mail Queue
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#endif // osCMSIS
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