internal.h

一个操作系统源代码 用于嵌入式设备 在Vc++环境下仿真 成功移植到多款处理器上

//------------------------------------------------------------------------------
// File:        hInternal.h
// Date:        2001-6-18 pm 05:22:43
// Written by:  CYu
// Decription:  
// Modification record
//------------------------------------------------------------------------------
// Copyright:   EPSON Proprietary Material
//              Copyright (c) 2001, All Rights Reserved
//              SHANGHAI EPSON ELECTRONICS CO., LTD.
//
//              DISTRIBUTION PROHIBITED without written authorization from EPSON
//------------------------------------------------------------------------------
#include <windows.h>
#include <kernel\ros33\itron.h>

#if !defined _H_INTERNAL_H_
#define _H_INTERNAL_H_

#define KR_REPEATSTART  30
#define KR_INTERVAL     5

typedef struct tagTCB
{
    ID          idNextTask;
    ID          idPrevTask;
    FP          fpPC;
    UINT*       pFlgptn;
    T_MSG**     pMsg;
    UH          uhWupcnt;
    B           bPriority;
    B           bIniPriority;
    UB          ubStatus;
    UH          ubWaitStat;
    VW          vwWaitRet;

    int         nThread;
    void*       hThread;
} TCB, *PTCB;

typedef struct tagREADYQUEUE
{
    ID          idFirstTask;
    ID          idLastTask;
} READYQUEUE, *PREADYQUEUE;

typedef struct tagFCB
{
    ID          idTask;
    UH          uhFlgPtn;
    UH          uhWaiPtn;
    B           bWaiMode;
} FCB, *PFCB;

typedef struct tagSMPHCB
{
    ID          idTask;
	UH			ubSmphCnt;
	UH			ubSmphMax;
} SMPHCB, *PSMPHCB;

typedef struct tagMXCB
{
    ID          idTask;
    T_MSG       *pMsg;
} MXCB, *PMXCB;

typedef union tagINTMSG
{
    struct
    {
        unsigned short  uMsg;
        unsigned short  ux;
        unsigned short  uy;
    } ePen;
    struct
    {
        unsigned short  uMsg;
        unsigned short  uKeyCode;
    } eKey;
    struct
    {
        unsigned short  uMsg;
        unsigned short  uId;
    } eTim;
} INTMSG, *PINTMSG;

#if defined __cplusplus
extern "C"
{
#endif

__declspec( dllimport ) HWND hwndClient;
extern CRITICAL_SECTION CriticalSection;
extern HANDLE	hEnEventInt;

#define ENTER_CS \
	EnterCriticalSection(&CriticalSection);
#define LEAVE_CS \
	LeaveCriticalSection(&CriticalSection);

extern READYQUEUE	aReadyQueue[MAX_TSKPRI+1];
extern TCB			aTcb[TSK_NUM+1];
extern FCB			aFcb[FLG_NUM+1];
extern MXCB			aMxcb[MLBX_NUM+1];
extern SMPHCB		aSmphcb[SMPH_NUM+1];
extern ID			idCurTask;
extern UB			g_ubSysStat;
extern UB			g_ubIntNestCnt;
extern BOOL			isSystemStart;

extern void AppendTaskToReadyQueue( ID tskid );
extern ID RemoveFirstTaskFromReadyQueue( B bPriority );
extern void RemoveTaskFromReadyQueue( B bPriority, ID idTsk );
extern ER ContextSwitch( void );

//extern void AppendDebugLogString( char *pText, FILE *file );
//extern void DisplayReadyTask( void );
//extern void AddPollingTimer( UINT uPeriod );
extern void PollingTimerHandler( HWND hwnd, UINT uMSG, UINT idTask,	DWORD dwTime );

extern unsigned char CheckKey( void );
extern void SetTimerForKeyboard( int nMs );



#if defined __cplusplus
}
#endif

#endif
//----------------------------- The End of the File ----------------------------