111 lines
2.5 KiB
C
111 lines
2.5 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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#include "../../gfx.h"
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#include <string.h>
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#if GFX_USE_OS_CMSIS2
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#if !GFX_OS_NO_INIT && !GFX_OS_CALL_UGFXMAIN
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#error "GOS: Either GFX_OS_NO_INIT or GFX_OS_CALL_UGFXMAIN must be defined for CMSIS V2"
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#endif
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void _gosHeapInit(void);
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void _gosInit(void)
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{
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#if GFX_OS_NO_INIT && !GFX_OS_INIT_NO_WARNING
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#if GFX_COMPILER_WARNING_TYPE == GFX_COMPILER_WARNING_DIRECT
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#warning "GOS: Operating System initialization has been turned off. Make sure you call osKernelInitialize()."
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#elif GFX_COMPILER_WARNING_TYPE == GFX_COMPILER_WARNING_MACRO
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COMPILER_WARNING("GOS: Operating System initialization has been turned off. Make sure you call osKernelInitialize().")
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#endif
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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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#if !GFX_OS_NO_INIT && GFX_OS_CALL_UGFXMAIN
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static GFX_THREAD_FUNCTION(startUGFX_CMSIS2, p) {
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(void) p;
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uGFXMain();
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}
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#endif
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void _gosPostInit(void)
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{
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#if !GFX_OS_NO_INIT && GFX_OS_CALL_UGFXMAIN
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switch(osKernelGetState()) {
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case osKernelInactive:
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osKernelInitialize();
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/* Fall Through */
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case osKernelReady:
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gfxThreadCreate(0, GFX_OS_UGFXMAIN_STACKSIZE, gThreadpriorityNormal, startUGFX_CMSIS2, 0);
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osKernelStart();
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gfxHalt("Unable to start CMSIS V2 scheduler. Out of memory?");
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break;
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default:
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gfxThreadCreate(0, GFX_OS_UGFXMAIN_STACKSIZE, gThreadpriorityNormal, startUGFX_CMSIS2, 0);
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break;
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}
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#endif
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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(gMutex* pmutex)
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{
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*pmutex = osMutexNew(NULL);
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}
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void gfxSemInit(gSem* psem, gSemcount val, gSemcount limit)
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{
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*psem = osSemaphoreNew(limit, val, NULL);
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}
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gBool gfxSemWait(gSem* psem, gDelay ms)
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{
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if (osSemaphoreAcquire(*psem, gfxMillisecondsToTicks(ms)) == osOK)
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return gTrue;
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return gFalse;
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}
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gThread gfxThreadCreate(void* stackarea, gMemSize stacksz, gThreadpriority prio, GFX_THREAD_FUNCTION((*fn),p), void* param)
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{
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osThreadAttr_t def;
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(void)stackarea;
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memset(&def, 0, sizeof(def));
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def.name = "uGFX";
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def.attr_bits = osThreadDetached; // osThreadJoinable
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def.stack_mem = 0;
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def.stack_size = stacksz;
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def.priority = prio;
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//def.tz_module = ????;
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return osThreadNew((osThreadFunc_t)fn, param, &def);
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}
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gThreadreturn gfxThreadWait(gThread thread) {
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while(1) {
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switch(osThreadGetState(thread)) {
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case osThreadReady:
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case osThreadRunning:
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case osThreadBlocked:
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gfxYield();
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break;
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default:
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return;
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}
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}
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}
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#endif /* GFX_USE_OS_CMSIS2 */
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