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/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
#include "../../gfx.h"
#if GFX_USE_OS_QT
#include <QMutex>
#include <QSemaphore>
#include <QThread>
#include <QElapsedTimer>
extern "C" void _gosPostInit(void);
class Thread : public QThread
{
public:
typedef gThreadreturn (*fptr)(void* param);
void setFunction(fptr function, void* param)
{
_function = function;
_param = param;
}
gThreadreturn returnValue()
{
return _returnValue;
}
virtual void run() override
{
if (!_function) {
return;
}
_returnValue = _function(_param);
}
private:
fptr _function;
void* _param;
gThreadreturn _returnValue;
};
static QElapsedTimer _systickTimer;
static QMutex _systemMutex;
void _gosInit(void)
{
_systickTimer.start();
}
void _gosPostInit(void)
{
}
void _gosDeinit(void)
{
}
void gfxHalt(const char *msg)
{
volatile uint32_t dummy;
(void)msg;
while(1) {
dummy++;
}
}
void gfxExit(void)
{
volatile uint32_t dummy;
while(1) {
dummy++;
}
}
void* gfxAlloc(size_t sz)
{
return malloc(sz);
}
void* gfxRealloc(void* ptr, size_t oldsz, size_t newsz)
{
Q_UNUSED(oldsz)
return realloc(ptr, newsz);
}
void gfxFree(void* ptr)
{
free(ptr);
}
void gfxYield(void)
{
QThread::msleep(0);
}
void gfxSleepMilliseconds(gDelay ms)
{
QThread::msleep(ms);
}
void gfxSleepMicroseconds(gDelay us)
{
QThread::usleep(us);
}
gTicks gfxSystemTicks(void)
{
return _systickTimer.elapsed();
}
gTicks gfxMillisecondsToTicks(gDelay ms)
{
return ms;
}
void gfxSystemLock(void)
{
_systemMutex.lock();
}
void gfxSystemUnlock(void)
{
_systemMutex.unlock();
}
void gfxMutexInit(gfxMutex *pmutex)
{
*pmutex = new QMutex;
}
void gfxMutexDestroy(gfxMutex *pmutex)
{
delete static_cast<QMutex*>(*pmutex);
}
void gfxMutexEnter(gfxMutex *pmutex)
{
static_cast<QMutex*>(*pmutex)->lock();
}
void gfxMutexExit(gfxMutex *pmutex)
{
static_cast<QMutex*>(*pmutex)->unlock();
}
void gfxSemInit(gfxSem *psem, gSemcount val, gSemcount limit)
{
*psem = new QSemaphore(limit);
static_cast<QSemaphore*>(*psem)->release(val);
}
void gfxSemDestroy(gfxSem *psem)
{
delete static_cast<QSemaphore*>(*psem);
}
gBool gfxSemWait(gfxSem *psem, gDelay ms)
{
return static_cast<QSemaphore*>(*psem)->tryAcquire(1, ms);
}
gBool gfxSemWaitI(gfxSem *psem)
{
return static_cast<QSemaphore*>(*psem)->tryAcquire(1);
}
void gfxSemSignal(gfxSem *psem)
{
static_cast<QSemaphore*>(*psem)->release(1);
}
void gfxSemSignalI(gfxSem *psem)
{
static_cast<QSemaphore*>(*psem)->release(1);
}
gThread gfxThreadCreate(void *stackarea, size_t stacksz, gThreadpriority prio, DECLARE_THREAD_FUNCTION((*fn),p), void *param)
{
Q_UNUSED(stackarea)
Thread* thread = new Thread;
thread->setFunction(fn, param);
if (stacksz > 0) {
thread->setStackSize(stacksz);
}
thread->start(static_cast<QThread::Priority>(prio));
return static_cast<gThread>(thread);
}
gThreadreturn gfxThreadWait(gThread thread)
{
Thread* t = static_cast<Thread*>(thread);
gThreadreturn returnValue = t->returnValue();
t->wait();
t->exit();
return returnValue;
}
gThread gfxThreadMe(void)
{
return static_cast<Thread*>(QThread::currentThread());
}
void gfxThreadClose(gThread thread)
{
static_cast<Thread*>(thread)->exit();
}
#endif /* GFX_USE_OS_QT */
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