VTimerInterruptAction.java example

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jpcsp-master
/*
This file is part of jpcsp.

Jpcsp 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 3 of the License, or
(at your option) any later version.

Jpcsp is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
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 Jpcsp.  If not, see <http://www.gnu.org/licenses/>.
 */
package jpcsp.scheduler;

import static jpcsp.HLE.modules.ThreadManForUser.log;
import jpcsp.HLE.Modules;
import jpcsp.HLE.kernel.managers.IntrManager;
import jpcsp.HLE.kernel.types.IAction;
import jpcsp.HLE.kernel.types.SceKernelVTimerInfo;
import jpcsp.HLE.kernel.types.interrupts.VTimerInterruptHandler;

public class VTimerInterruptAction implements IAction {
	private SceKernelVTimerInfo sceKernelVTimerInfo;

	public VTimerInterruptAction(SceKernelVTimerInfo sceKernelVTimerInfo) {
		this.sceKernelVTimerInfo = sceKernelVTimerInfo;
	}

	@Override
	public void execute() {
		if (sceKernelVTimerInfo.handlerAddress == 0) {
			if (log.isDebugEnabled()) {
				log.debug(String.format("VTimerInterruptAction with null handler, cancelling the VTimer %s", sceKernelVTimerInfo));
			}

			Modules.ThreadManForUserModule.cancelVTimer(sceKernelVTimerInfo);
		} else {
			long now = Scheduler.getNow();

			// Trigger interrupt
			if (log.isDebugEnabled()) {
				log.debug(String.format("Calling VTimer uid=0x%X, now=%d", sceKernelVTimerInfo.uid, now));
			}

			sceKernelVTimerInfo.vtimerInterruptHandler = new VTimerInterruptHandler(sceKernelVTimerInfo);

			IntrManager.getInstance().triggerInterrupt(IntrManager.PSP_SYSTIMER0_INTR, null, sceKernelVTimerInfo.vtimerInterruptResultAction, sceKernelVTimerInfo.vtimerInterruptHandler);
		}
	}
}