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µGFX
2.9
version 2.9
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GOS - Operating System Support header file.
Definition in file gos.h.
Go to the source code of this file.
Data Structures | |
struct | gSem |
A semaphore. More... | |
struct | gMutex |
A mutex. More... | |
Functions | |
void | gfxHalt (const char *msg) |
Halt the GFX application due to an error. More... | |
void | gfxExit (void) |
Exit the GFX application. More... | |
void * | gfxAlloc (gMemSize sz) |
Allocate memory. More... | |
void * | gfxRealloc (void *ptr, gMemSize oldsz, gMemSize newsz) |
Re-allocate memory. More... | |
void | gfxFree (void *ptr) |
Free memory. More... | |
void | gfxYield (void) |
Yield the current thread. More... | |
void | gfxSleepMilliseconds (gDelay ms) |
Put the current thread to sleep for the specified period in milliseconds. More... | |
void | gfxSleepMicroseconds (gDelay us) |
Put the current thread to sleep for the specified period in microseconds. More... | |
gTicks | gfxSystemTicks (void) |
Get the current operating system tick time. More... | |
gTicks | gfxMillisecondsToTicks (gDelay ms) |
Convert a given number of millseconds to a number of operating system ticks. More... | |
void | gfxSystemLock (void) |
Lock the operating system to protect a sequence of code. More... | |
void | gfxSystemUnlock (void) |
Unlock the operating system previous locked by gfxSystemLock() More... | |
void | gfxMutexInit (gMutex *pmutex) |
Initialise a mutex to protect a region of code from other threads. More... | |
void | gfxMutexDestroy (gMutex *pmutex) |
Destroy a Mutex. More... | |
void | gfxMutexEnter (gMutex *pmutex) |
Enter the critical code region protected by the mutex. More... | |
void | gfxMutexExit (gMutex *pmutex) |
Exit the critical code region protected by the mutex. More... | |
void | gfxSemInit (gSem *psem, gSemcount val, gSemcount limit) |
Initialise a Counted Semaphore. More... | |
void | gfxSemDestroy (gSem *psem) |
Destroy a Counted Semaphore. More... | |
gBool | gfxSemWait (gSem *psem, gDelay ms) |
Wait on a semaphore. More... | |
gBool | gfxSemWaitI (gSem *psem) |
Test if a wait on a semaphore can be satisfied immediately. More... | |
void | gfxSemSignal (gSem *psem) |
Signal a semaphore. More... | |
void | gfxSemSignalI (gSem *psem) |
Signal a semaphore. More... | |
gThread | gfxThreadCreate (void *stackarea, gMemSize stacksz, gThreadpriority prio, GFX_THREAD_FUNCTION((*fn), p), void *param) |
Start a new thread. More... | |
gThreadreturn | gfxThreadWait (gThread thread) |
Wait for a thread to finish. More... | |
gThread | gfxThreadMe (void) |
Get the current thread handle. More... | |
void | gfxThreadClose (gThread thread) |
Close the thread handle. More... | |
Macros | |
#define | GFX_THREAD_FUNCTION(fnName, param) gThreadreturn fnName(void *param) |
Declare a thread function. More... | |
#define | GFX_THREAD_STACK(name, sz) gU8 name[sz]; |
Declare a thread stack. More... | |
#define | GFX_EMULATE_MALLOC GFXOFF |
Use gfxAlloc and gfxFree to implement malloc() and free() More... | |
Various platform (and operating system) constants | |
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#define | gDelayNone 0 |
#define | gDelayForever ((gDelay)-1) |
#define | gSemMaxCount ((gSemcount)(((unsigned long)((gSemcount)(-1))) >> 1)) |
#define | gThreadpriorityLow 0 |
#define | gThreadpriorityNormal 1 |
#define | gThreadpriorityHigh 2 |
Typedefs | |
typedef void * | gThread |
A thread handle. More... | |
Various integer sizes | |
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typedef unsigned char | gBool |
typedef signed char | gI8 |
typedef unsigned char | gU8 |
typedef short | gI16 |
typedef unsigned short | gU16 |
typedef long | gI32 |
typedef unsigned long | gU32 |
More integer sizes | |
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typedef long long | gI64 |
typedef unsigned long long | gU64 |
Various platform (and operating system) dependent types | |
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typedef unsigned long | gDelay |
typedef unsigned long | gTicks |
typedef short | gSemcount |
typedef int | gThreadreturn |
typedef int | gThreadpriority |