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Document options ESA_NUM_VOICES, and update my email address.

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jmcneill 2003-08-03 15:13:57 +00:00
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commit 339f87dc7f
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share/man/man4/esa.4
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@ -1,4 +1,4 @@
.\" $NetBSD: esa.4,v 1.4 2002/01/24 22:24:19 he Exp $
.\" $NetBSD: esa.4,v 1.5 2003/08/03 15:13:57 jmcneill Exp $
.\"
.\" Copyright (c) 2001, 2002 Jared D. McNeill <jmcneill@invisible.yi.org>
.\" All rights reserved.
@ -33,6 +33,7 @@
.Sh SYNOPSIS
.Cd "esa* at pci? dev ? function ?"
.Cd "audio* at esa?"
.Cd "options ESA_NUM_VOICES=4"
.Sh DESCRIPTION
The
.Nm
@ -42,6 +43,11 @@ on the PCI bus. These devices are popular in laptop systems.
The Allegro-1 and the Maestro-3 are full-duplex devices that allow
independent playback and recording at sample rates between 8000Hz and
48000Hz and are capable of playback at 8 and 16 bit in mono and stereo.
.Pp
Setting options ESA_NUM_VOICES=4 allows for hardware mixing in the device
driver. Note that due to microcode constraints, the
.Nm
driver is currently limited to 4 simultaneous voices.
.Sh SEE ALSO
.Xr audio 4 ,
.Xr pci 4
@ -51,6 +57,6 @@ The
device driver appeared in
.Nx 1.5.3 .
.Sh AUTHORS
.An Jared D. McNeill Aq jmcneill@invisible.yi.org
.An Jared D. McNeill Aq jmcneill@invisible.ca
.Sh BUGS
Hardware volume control is not yet supported by this driver.