OS.h

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#ifndef __OS_H
#define __OS_H  
 
 
#include "OSConfig.h"
#include "cpu_vars.h"
 
 
struct  Sema4{
    INT32 Value;   // 0 is free, >0 not free I think       
    struct Tcb* blockThreads;
};
typedef struct Sema4 Sema4Type;
 
 
struct MailBox{
    Sema4Type Empty;
    Sema4Type Full;
    INT32U data;
};
typedef struct MailBox MailBoxType;
 
 
void OS_Init(void); 
 
 
void OS_InitSemaphore(Sema4Type *semaPt, INT32 value); 
 
 
void OS_Wait(Sema4Type *semaPt); 
 
 
void OS_Signal(Sema4Type *semaPt); 
 
 
void OS_bWait(Sema4Type *semaPt); 
 
 
 
void OS_bSignal(Sema4Type *semaPt); 
 
 
void OS_ASM_Signal(Sema4Type *semaPt);
 
 
 
void OS_ASM_Wait(Sema4Type *semaPt);
 
 
INT8 OS_AddThread(void(*task)(void), INT32U priority);
 
 
INT32U OS_IdThread(void);
 
 
INT8 OS_AddPeriodicThread(void(*task)(void), INT32U period, INT32U priority);
 
 
 
INT8 OS_AddSW1Task(void(*task)(void), INT32U priority);
 
 
INT8 OS_AddSW2Task(void(*task)(void), INT32U priority);
 
 
void OS_Sleep(INT32U sleepTime); 
 
 
 
void OS_Kill(void); 
 
 
 
void OS_Suspend(void);
 
 
 
void OS_Fifo_Init(void);
 
 
 
INT8 OS_Fifo_Put(FIFO_t data);  
 
 
 
FIFO_t OS_Fifo_Get(void);
 
 
 
INT32U OS_Fifo_Size(void);
 
 
void OS_MailBox_Init(void);
 
 
void OS_MailBox_Send(INT32U data);
 
 
INT32U OS_MailBox_Recv(void);
 
 
INT32U OS_Time(void);
 
 
INT32U OS_TimeDifference(INT32U start, INT32U stop);
 
 
void OS_ClearMsTime(void);
 
 
INT32U OS_ReadMsTime(void);
 
 
void OS_Launch(INT32U theTimeSlice);
 
 
void OS_ClearMsTime(void);
 
 
 
 
 
#endif // _OS_H_