96 lines
3.1 KiB
C
96 lines
3.1 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.io/license.html
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*/
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/**
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* @file src/gos/gos_cmsis.h
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* @brief GOS - Operating System Support header file for CMSIS RTOS.
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*/
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#ifndef _GOS_CMSIS_H
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#define _GOS_CMSIS_H
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#if GFX_USE_OS_CMSIS
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#include "cmsis_os.h"
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#ifndef GFX_OS_HEAP_SIZE
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#define GFX_OS_HEAP_SIZE 10240
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#endif
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/*===========================================================================*/
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/* Type definitions */
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/*===========================================================================*/
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#define gDelayNone 0
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#define gDelayForever osWaitForever
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typedef gU32 gDelay;
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typedef gU32 gTicks;
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typedef gU16 gSemcount;
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typedef void gThreadreturn;
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typedef osPriority gThreadpriority;
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#define gSemMaxCount osFeature_Semaphore
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#define gThreadpriorityLow osPriorityLow
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#define gThreadpriorityNormal osPriorityNormal
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#define gThreadpriorityHigh osPriorityHigh
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typedef struct gSem {
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gU32 semaphore[2];
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osSemaphoreId id;
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gSemcount available;
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} gSem;
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typedef struct gMutex {
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gU32 mutex[4];
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osMutexId id;
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} gMutex;
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typedef osThreadId gThread;
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#define GFX_THREAD_STACK(name, sz) gU8 name[1]; // Some compilers don't allow zero sized arrays. Let's waste one byte
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#define GFX_THREAD_FUNCTION(fnName, param) gThreadreturn fnName(void* param)
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#define gfxThreadReturn(retval) return
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/*===========================================================================*/
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/* Function declarations. */
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/*===========================================================================*/
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#define gfxExit() os_error(0)
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#define gfxHalt(msg) os_error(1)
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#define gfxSystemTicks() osKernelSysTick()
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#define gfxMillisecondsToTicks(ms) osKernelSysTickMicroSec(1000*ms)
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#define gfxSystemLock() osKernelInitialize()
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#define gfxSystemUnlock() osKernelStart()
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#define gfxSleepMilliseconds(ms) osDelay(ms)
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void gfxMutexInit(gMutex* pmutex);
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#define gfxMutexDestroy(pmutex) osMutexDelete((pmutex)->id)
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#define gfxMutexEnter(pmutex) osMutexWait((pmutex)->id, gDelayForever)
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#define gfxMutexExit(pmutex) osMutexRelease((pmutex)->id)
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void gfxSemInit(gSem* psem, gSemcount val, gSemcount limit);
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void gfxSemDestroy(gSem* psem);
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gBool gfxSemWait(gSem* psem, gDelay ms);
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gBool gfxSemWaitI(gSem* psem);
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void gfxSemSignal(gSem* psem);
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void gfxSemSignalI(gSem* psem);
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gThread gfxThreadCreate(void* stackarea, gMemSize stacksz, gThreadpriority prio, GFX_THREAD_FUNCTION((*fn),p), void* param);
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#define gfxYield() osThreadYield()
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#define gfxThreadMe() osThreadGetId()
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#define gfxThreadClose(thread) {}
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/*===========================================================================*/
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/* Use the generic heap handling */
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/*===========================================================================*/
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#define GOS_NEED_X_HEAP GFXON
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#include "gos_x_heap.h"
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#endif /* GFX_USE_OS_CMSIS */
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#endif /* _GOS_CMSIS_H */
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