11.11Schs/* $NetBSD: sysbeep_isa.c,v 1.11 2012/10/27 17:17:38 chs Exp $ */ 21.1Schris 31.1Schris/*- 41.1Schris * Copyright (c) 1998 The NetBSD Foundation, Inc. 51.1Schris * All rights reserved. 61.1Schris * 71.1Schris * This code is derived from software contributed to The NetBSD Foundation 81.1Schris * by Mark Brinicombe of Causality Limited. 91.1Schris * 101.1Schris * Redistribution and use in source and binary forms, with or without 111.1Schris * modification, are permitted provided that the following conditions 121.1Schris * are met: 131.1Schris * 1. Redistributions of source code must retain the above copyright 141.1Schris * notice, this list of conditions and the following disclaimer. 151.1Schris * 2. Redistributions in binary form must reproduce the above copyright 161.1Schris * notice, this list of conditions and the following disclaimer in the 171.1Schris * documentation and/or other materials provided with the distribution. 181.1Schris * 191.1Schris * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 201.1Schris * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 211.1Schris * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 221.1Schris * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 231.1Schris * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 241.1Schris * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 251.1Schris * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 261.1Schris * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 271.1Schris * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 281.1Schris * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 291.1Schris * POSSIBILITY OF SUCH DAMAGE. 301.1Schris */ 311.5Schris 321.5Schris#include <sys/cdefs.h> 331.11Schs__KERNEL_RCSID(0, "$NetBSD: sysbeep_isa.c,v 1.11 2012/10/27 17:17:38 chs Exp $"); 341.1Schris 351.1Schris#include <sys/param.h> 361.1Schris#include <sys/systm.h> 371.1Schris#include <sys/device.h> 381.1Schris#include <dev/isa/isavar.h> 391.1Schris 401.1Schris#include <dev/isa/pcppivar.h> 411.1Schris 421.1Schris/* Prototypes */ 431.11Schsint sysbeep_isa_match(device_t, cfdata_t, void *); 441.11Schsvoid sysbeep_isa_attach(device_t, device_t, void *); 451.11Schsvoid sysbeep_isa(int, int); 461.1Schris 471.1Schris/* device attach structure */ 481.11SchsCFATTACH_DECL_NEW(sysbeep_isa, 0, 491.4Sthorpej sysbeep_isa_match, sysbeep_isa_attach, NULL, NULL); 501.1Schris 511.1Schrisstatic int ppi_attached; 521.1Schrisstatic pcppi_tag_t ppicookie; 531.1Schris 541.1Schrisint 551.10Sskrllsysbeep_isa_match(device_t parent, cfdata_t match, void *aux) 561.1Schris{ 571.1Schris return (!ppi_attached); 581.1Schris} 591.1Schris 601.1Schrisvoid 611.10Sskrllsysbeep_isa_attach(device_t parent, device_t self, void *aux) 621.1Schris{ 631.10Sskrll aprint_normal("\n"); 641.1Schris 651.1Schris ppicookie = ((struct pcppi_attach_args *)aux)->pa_cookie; 661.1Schris ppi_attached = 1; 671.1Schris} 681.1Schris 691.1Schrisvoid 701.9Sdslsysbeep(int pitch, int period) 711.1Schris{ 721.1Schris if (ppi_attached) 731.1Schris pcppi_bell(ppicookie, pitch, period, 0); 741.1Schris} 75