111 lines
3.5 KiB
C
111 lines
3.5 KiB
C
/*
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ChibiOS/GFX - Copyright (C) 2012, 2013
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Joel Bodenmann aka Tectu <joel@unormal.org>
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This file is part of ChibiOS/GFX.
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ChibiOS/GFX is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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ChibiOS/GFX is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file include/gos/chibios.h
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* @brief GOS - Operating System Support header file for ChibiOS.
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*/
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#ifndef _GOS_CHIBIOS_H
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#define _GOS_CHIBIOS_H
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#if GFX_USE_OS_CHIBIOS
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#include "ch.h"
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#include "hal.h"
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/*===========================================================================*/
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/* Type definitions */
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/*===========================================================================*/
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/**
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* bool_t,
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* int8_t, uint8_t,
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* int16_t, uint16_t,
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* int32_t, uint32_t,
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* size_t
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* TRUE, FALSE
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* TIME_IMMEDIATE, TIME_INFINITE
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* are already defined by ChibiOS
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*/
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typedef systime_t delaytime_t;
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typedef systime_t systemticks_t;
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typedef cnt_t semcount_t;
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typedef msg_t threadreturn_t;
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typedef tprio_t threadpriority_t;
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#define MAX_SEMAPHORE_COUNT ((semcount_t)(((unsigned long)((semcount_t)(-1))) >> 1))
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#define LOW_PRIORITY LOWPRIO
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#define NORMAL_PRIORITY NORMALPRIO
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#define HIGH_PRIORITY HIGHPRIO
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#define DECLARE_THREAD_STACK(name, sz) WORKING_AREA(name, sz)
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#define DECLARE_THREAD_FUNCTION(fnName, param) threadreturn_t fnName(void *param)
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typedef struct {
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Semaphore sem;
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semcount_t limit;
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} gfxSem;
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typedef Mutex gfxMutex;
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typedef Thread * gfxThreadHandle;
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/*===========================================================================*/
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/* Function declarations. */
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/*===========================================================================*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define gfxHalt(msg) chDbgPanic(msg)
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#define gfxExit() chSysHalt()
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#define gfxAlloc(sz) chHeapAlloc(NULL, sz)
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#define gfxFree(ptr) chHeapFree(ptr)
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#define gfxYield() chThdYield()
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#define gfxSystemTicks() chTimeNow()
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#define gfxMillisecondsToTicks(ms) MS2ST(ms)
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#define gfxSystemLock() chSysLock()
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#define gfxSystemUnlock() chSysUnlock()
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#define gfxMutexInit(pmutex) chMtxInit(pmutex)
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#define gfxMutexDestroy(pmutex) {}
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#define gfxMutexEnter(pmutex) chMtxLock(pmutex)
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#define gfxMutexExit(pmutex) chMtxUnlock()
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void gfxSleepMilliseconds(delaytime_t ms);
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void gfxSleepMicroseconds(delaytime_t ms);
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void gfxSemInit(gfxSem *psem, semcount_t val, semcount_t limit);
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void gfxSemDestroy(gfxSem *psem);
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bool_t gfxSemWait(gfxSem *psem, delaytime_t ms);
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void gfxSemSignal(gfxSem *psem);
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void gfxSemSignalI(gfxSem *psem);
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#define gfxSemCounterI(psem) ((psem)->sem.s_cnt)
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#define gfxSemCounter(psem) ((psem)->sem.s_cnt)
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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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#define gfxThreadWait(thread) chThdWait(thread)
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#define gfxThreadMe() chThdSelf()
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#define gfxThreadClose(thread) {}
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#ifdef __cplusplus
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}
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#endif
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#endif /* GFX_USE_OS_CHIBIOS */
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#endif /* _GOS_CHIBIOS_H */
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