1.\" $NetBSD: eap.4,v 1.16 2006/08/01 11:25:40 drochner Exp $ 2.\" 3.\" Copyright (c) 1999 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by Lennart Augustsson. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 3. All advertising materials mentioning features or use of this software 18.\" must display the following acknowledgement: 19.\" This product includes software developed by the NetBSD 20.\" Foundation, Inc. and its contributors. 21.\" 4. Neither the name of The NetBSD Foundation nor the names of its 22.\" contributors may be used to endorse or promote products derived 23.\" from this software without specific prior written permission. 24.\" 25.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35.\" POSSIBILITY OF SUCH DAMAGE. 36.\" 37.Dd July 22, 2006 38.Dt EAP 4 39.Os 40.Sh NAME 41.Nm eap 42.Nd AudioPCI audio device driver 43.Sh SYNOPSIS 44.Cd "eap* at pci? dev ? function ?" 45.Cd "audio* at audiobus?" 46.Cd "joy* at eap?" 47.Cd "midi* at eap?" 48.Cd "options EAP_USE_BOTH_DACS" 49.Sh DESCRIPTION 50The 51.Nm 52driver provides support for the Ensoniq AudioPCI and Creative Labs 53SoundBlaster PCI series of audio cards. 54All models based on the ES1370, ES1371, and ES1373 chips are supported. 55.Pp 56By specifying: 57.Bd -unfilled -offset indent 58options EAP_USE_BOTH_DACS 59.Ed 60.Pp 61a second audio device is attached. 62You can use it simply by directing audio output to it. 63This way it is possible for two different programs to use the "same" 64audio device simultaneously. 65.Sh SEE ALSO 66.Xr ac97 4 , 67.Xr audio 4 , 68.Xr joy 4 , 69.Xr midi 4 , 70.Xr pci 4 71.Sh HISTORY 72The 73.Nm 74device driver appeared in 75.Nx 1.4 . 76.Sh CAVEATS 77The joystick port hardware works by emulating a legacy 78.Xr isa 4 79joystick port, bypassing the 80.Xr pci 4 81bus method for address allocation. 82This is unlikely to work on PCI busses other than the primary one. 83There is also a possibility for conflicts with real ISA devices 84because the PCI bus is probed before ISA. 85Use with caution. 86