app2.cc.svn-base

德国Erlangen大学教学操作系统源码。

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/* Betriebssysteme                                                           */
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/*                                                                           */
/*                         A P P L I C A T I O N                             */
/*                                                                           */
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/* Die Klasse Application definiert die einzige Anwendung von OO-Stubs.      */
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/* INCLUDES */

#include "user/appl.h"
#include "device/cgastr.h"
#include "machine/keyctrl.h"
#include "machine/cgascr.h"
#include "machine/cpu.h"

/* GLOBALE VARIABLEN */

extern CGA_Stream kout;
extern CPU cpu;
extern Keyboard_Controller kbctrl;
         
void Application::action ()
{
	kout.clear();
	
	int loop_x = 0, loop_y = 0, type_x = 0, type_y = 1;
	kout.setpos(type_x, type_y);
	
	int i = 0;
	for(;;) {
		cpu.disable_int();
		kout.getpos(type_x, type_y);
		kout.setpos(loop_x, loop_y);
		kout << "loop: " << i++ <<endl;
		kout.flush();
		kout.setpos(type_x, type_y);
		cpu.enable_int();
	}
}