81 lines
1.7 KiB
C
81 lines
1.7 KiB
C
/*
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* This file is subject to the terms of the GFX License. If a copy of
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* the license was not distributed with this file, you can obtain one at:
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*
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* http://ugfx.org/license.html
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*/
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#include "gfx.h"
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#include <string.h>
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#if GFX_USE_OS_KEIL
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void _gosInit(void)
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{
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#if !GFX_OS_NO_INIT
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osKernelInitialize();
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if (!osKernelRunning())
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osKernelStart();
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#elif !GFX_OS_INIT_NO_WARNING
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#warning "GOS: Operating System initialization has been turned off. Make sure you call osKernelInitialize() and osKernelStart() before gfxInit() in your application!"
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#endif
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// Set up the heap allocator
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_gosHeapInit();
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}
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void _gosDeinit(void)
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{
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}
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void gfxMutexInit(gfxMutex* pmutex)
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{
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pmutex->id = osMutexCreate(pmutex->osMutex(id));
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}
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void gfxSemInit(gfxSem* psem, semcount_t val, semcount_t limit)
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{
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psem->id = osSemaphoreCreate(psem->osSemaphore(id), limit);
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while(val--)
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osSemaphoreRelease(psem->id);
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}
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void gfxSemDestroy(gfxSem* psem)
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{
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osSemaphoreDelete(psem->id);
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}
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bool_t gfxSemWait(gfxSem* psem, delaytime_t ms)
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{
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return osSemaphoreWait(psem->id, ms) > 0;
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}
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bool_t gfxSemWaitI(gfxSem* psem)
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{
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return osSemaphoreWait(psem->id, 0) > 0;
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}
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void gfxSemSignal(gfxSem* psem)
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{
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osSemaphoreRelease(psem->id);
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}
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void gfxSemSignalI(gfxSem* psem)
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{
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osSemaphoreRelease(psem->id);
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}
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gfxThreadHandle gfxThreadCreate(void* stackarea, size_t stacksz, threadpriority_t prio, DECLARE_THREAD_FUNCTION((*fn),p), void* param)
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{
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osThreadDef(ugfx_thread, prio, 1, stacksz);
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return osThreadCreate(osThread(ugfx_thread), param);
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}
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threadreturn_t gfxThreadWait(gfxThreadHandle thread) {
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while(osThreadGetPriority(thread) == osPriorityError)
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gfxYield();
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}
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#endif /* GFX_USE_OS_KEIL */
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