1.\" $OpenBSD: eso.4,v 1.2 2000/07/20 08:48:17 deraadt Exp $ 2.\" $NetBSD: eso.4,v 1.2 1999/08/02 17:43:52 augustss Exp $ 3.\" 4.\" Copyright (c) 1999 Klaus J. Klein 5.\" All rights reserved. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 3. The name of the author may not be used to endorse or promote products 16.\" derived from this software without specific prior written permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23.\" BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25.\" AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 26.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28.\" SUCH DAMAGE. 29.\" 30.Dd August 5, 1999 31.Dt ESO 4 32.Os 33.Sh NAME 34.Nm eso 35.Nd ESS Technology Solo-1 PCI AudioDrive device driver 36.Sh SYNOPSIS 37.Cd "eso* at pci? dev ? function ?" 38.Cd "audio* at eso?" 39.\" .Cd "mpu* at eso?" 40.Cd "opl* at eso?" 41.Sh DESCRIPTION 42The 43.Nm 44device driver supports sound cards based on ESS Technology Solo-1 45PCI AudioDrive chips (ES1938 and ES1946), 46e.g. the TerraTec 128i PCI card. 47.Sh DIAGNOSTICS 48.Bl -diag 49.It "eso0: can't map Audio 1 DMA into I/O space" 50PCI autoconfiguration did not map the first audio channel DMA controller into 51I/O space at a suitable address, and the driver was not able map it by itself. 52In that case only playback functionality will be available. 53.It "eso0: reset timeout" 54The device failed to acknowledge being reset. 55.It "eso0: RDR timeout" 56The driver timed out reading data from a controller register. 57.It "eso0: WDR timeout" 58The driver timed out waiting to send a command or writing to a controller 59register. 60.El 61.Sh BUGS 62The game port and MIDI port are not supported. 63.Sh SEE ALSO 64.Xr audio 4 , 65.\" .Xr mpu 4 , 66.Xr opl 4 , 67.Xr pci 4 68.Sh HISTORY 69The 70.Nm 71device driver appeared in 72.Ox 2.5 . 73 74