/* $NetBSD: isabeep.c,v 1.9 2007/10/17 19:56:50 garbled Exp $ */ /* * Copyright (c) 1995, 1996 Carnegie-Mellon University. * All rights reserved. * * Author: Chris G. Demetriou * * Permission to use, copy, modify and distribute this software and * its documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: isabeep.c,v 1.9 2007/10/17 19:56:50 garbled Exp $"); #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ #include <sys/types.h> #include <sys/param.h> #include <sys/time.h> #include <sys/systm.h> #include <sys/errno.h> #include <sys/device.h> #include <uvm/uvm_extern.h> #include <dev/isa/isavar.h> #include "pcppi.h" #if NPCPPI > 0 #include <dev/isa/pcppivar.h> int isabeepmatch(struct device *, struct cfdata *, void *); void isabeepattach(struct device *, struct device *, void *); CFATTACH_DECL(isabeep, sizeof(struct device), isabeepmatch, isabeepattach, NULL, NULL); static int ppi_attached; static pcppi_tag_t ppicookie; int isabeepmatch(struct device *parent, struct cfdata *match, void *aux) { return (!ppi_attached); } void isabeepattach(struct device *parent, struct device *self, void *aux) { aprint_normal("\n"); ppicookie = ((struct pcppi_attach_args *)aux)->pa_cookie; ppi_attached = 1; } #endif void isabeep(int pitch, int period) { #if NPCPPI > 0 if (ppi_attached) pcppi_bell(ppicookie, pitch, period, 0); #endif }