ut11_kpage.c

小型操作系统,以VC为开发环境,需要boachs调试

/***************************************************************************
**     File name   : kpagedaemon.c
**     Author      : x.cheng
**     Create date :
**
**	   Comment:
**       The page manager.
**
**     Revisions:
**     $Log: ut11_kpage.c,v $
**     Revision 1.2  2005/07/27 15:52:16  x.cheng
**     bug fix, schedule in endless loop.
**
**     Revision 1.1.1.1  2005/07/27 06:53:15  x.cheng
**     add into repositories
**
**
***************************************************************************/
#include "const.h"
#include "type.h"
#include "stdarg.h"
#include "stdlib.h"

#include "queue.h"
#include "..\..\inc\i386\page.h"		//kernel\inc\i386
#include "..\..\inc\i386\dscr.h"
#include "..\..\inc\i386\x86.h"
#include "..\..\inc\i386\system.h"
#include "..\..\inc\task.h"			//kernel\inc
#include "..\..\inc\vga.h"
#include "..\..\inc\mts.h"
#include "..\..\inc\pmm.h"
#include "..\..\inc\tui.h"

/* debug preprocessor instrument
	#ifdef _DEBUG__
	#ifdef _DEBUG_SRV__
				
	#endif
	#endif	
***************************/

/************************************************
 *golable variabel								*/
ts_Task *g_pstKpageTask = NULL;

/************************************************************
*************************************************************
**      Function Name:			vUt11KernelPage
**      Author:                 x.cheng
**
**      Comment:
**			This special kernel thread provides to free the 
**		  memory space and resources owned by the zombie tasks.
**
**      List of parameters:
**			
**
**      Return value:   
**          
**
**      Revisions:
**
*************************************************************
*************************************************************/
void vUt11KernelPage()
{
	ts_Console *pstConsole = pstTuiGetConsoleAddress(iTuiGetCurrentConsole());
	unsigned long ulFlags;

	#ifdef _DEBUG__
	#ifdef _DEBUG_SRV__
		kprintf("%s: enter page daemon\n", __FUNCTION__);		
	#endif
	#endif
		
	while( TRUE ) {
		SaveEflagsAndCli(ulFlags);
		//vVgaConsolePutString(pstConsole, "page daemon: ");

	#ifdef _DEBUG__
	#ifdef _DEBUG_SRV__
		kprintf("page daemon thread....\n");
		//vMtsTaskSleep(&g_pstKpageTask);
	#endif
	#endif
		RestoreEflags(ulFlags);
		vMtsTaskSleep(&g_pstKpageTask);
		vMtsSchedule();
	}
}