scheduler.h

一个操作系统的源代码

/** scheduler.h                                 
 **                                                              
 ** Original Author: Kasper Verdich Lund                         
 ** Date: 11.13.99     
 ** 
 ** Description:
 ** Header file for scheduler routines   
 **                                       
 ** Revision History: 
 ** First version     
 **
 ** 0.0.1 11.13.99 Kasper Verdich Lund - (no comments)
 **
 ** This program is free software, you can redistribute it and/or
 ** modify it under the terms of the GNU General Public License  
 ** as published by the Free Software Foundation; either version 
 ** 2 of the License, or (at your option) any later version.     
 **                                                              
 ** This program is distributed in the hope that it will be      
 ** useful, but WITHOUT ANY WARRANTY; without even the implied   
 ** warranty or MERCHANTABILITY or FITNESS FOR A PARTICULAR      
 ** PURPOSE.  See the GNU General Public License for more       
 ** details.                                                     
 **                                                              
 ** You should have received a copy of the GNU General Public    
 ** License along with this program; if not, write to the        
 ** Free Software Foundation, Inc., 59 Temple Place, Suite 330,  
 ** Boston, MA 02111-1307 USA                                    
 **                                                              
 *********************************************************Apostle OS**/

#ifndef __SCHEDULER_H_
#define __SCHEDULER_H_

#include <types.h>
#include <process.h>
#include <request.h>

extern void __SchedulerISR(void);
extern void __Activate(dword edi, dword esi, dword ebp, dword ebx, 
		       dword edx, dword ecx, dword eax,
		       dword eip, dword cs, dword eflags, 
		       dword esp, dword ss);

void setupScheduler(void);
void Scheduler(dword edi, dword esi, dword ebp,
	       dword ebx, dword edx, dword ecx, dword eax,
	       dword eip, dword cs, dword eflags,
               dword esp, dword ss);
void Reallocate(void);	       

extern Activation *currentActivation;
extern Process *currentProcess;

extern ProcessQueue readyQueue;
extern RequestQueue kernelRequests;

extern long currentTick;

#endif /* __SCHEDULER_H_ */