main.cc.svn-base

德国Erlangen大学教学操作系统源码。

/* $Id: main.cc,v 1.21 2004/01/13 15:33:23 lohmann Exp $ */

#include "machine/keyctrl.h"
#include "machine/plugbox.h"
#include "machine/pic.h"
#include "machine/cpu.h"

#include "guard/guard.h"

#include "device/panic.h"
#include "device/keyboard.h"
#include "device/cgastr.h"
#include "device/watch.h"

#include "syscall/guarded_organizer.h"

#include "meeting/bellringer.h"

#include "user/appl.h"
#include "user/buzzer_tester.h"
#include "user/consumer.h"
#include "user/producer.h"

void delay()
{
	for(int i = 0; i < 1000000; i++)
		for(int j = 0; j < 100; j++)
			;
}

extern "C" void guardian (unsigned int slot);

CGA_Stream kout;

Plugbox plugbox;
PIC pic;
CPU cpu;
Guard guard;

Keyboard kb;
Panic panic;
Watch watch;

Guarded_Organizer scheduler;

Bellringer bellringer;

char stack[16384];

int main()
{	
	kb.plugin();
	watch.windup();

	guard.enter();
	cpu.reset();

	Application app0(stack+16380, 0);
	Application app1(stack+14380, 1);
	Application app2(stack+12380, 2);
	Producer app3(stack+10380, 3);
	Consumer app4(stack+7380, 4);
	Consumer app5(stack+3072, 5);
	Consumer app6(stack+2048, 6);
	BuzzerTester app7(stack+1024, 7);

	scheduler.Scheduler::ready(app1);
	scheduler.Scheduler::ready(app2);
	scheduler.Scheduler::ready(app3);
	scheduler.Scheduler::ready(app4);
	scheduler.Scheduler::ready(app5);
	scheduler.Scheduler::ready(app6);
	scheduler.Scheduler::ready(app7);

	kout << endl << endl << endl << endl << endl << endl << endl << endl
		 << static_cast<Chain*>(&app0) << "; "
		 << static_cast<Chain*>(&app1) << "; "
		 << static_cast<Chain*>(&app2) << "; "
		 << static_cast<Chain*>(&app3) << "; "
		 << static_cast<Chain*>(&app4) << "; "
		 << static_cast<Chain*>(&app5) << "; "
		 << static_cast<Chain*>(&app6) << "; "
		 << static_cast<Chain*>(&app7) << "; ";
	kout.flush();

	scheduler.Scheduler::go(app0);

	return 0;
}