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[src/trunk]: src/share/man/man4 Unmuting an external source power-up the chip.
details: https://anonhg.NetBSD.org/src/rev/f5fc9298ea94
branches: trunk
changeset: 479921:f5fc9298ea94
user: itohy <itohy%NetBSD.org@localhost>
date: Mon Dec 27 03:23:41 1999 +0000
description:
Unmuting an external source power-up the chip.
Change power.* mixer variables.
diffstat:
share/man/man4/ym.4 | 31 +++++++++++++++++--------------
1 files changed, 17 insertions(+), 14 deletions(-)
diffs (71 lines):
diff -r ce8dbf8e4854 -r f5fc9298ea94 share/man/man4/ym.4
--- a/share/man/man4/ym.4 Mon Dec 27 03:21:56 1999 +0000
+++ b/share/man/man4/ym.4 Mon Dec 27 03:23:41 1999 +0000
@@ -1,4 +1,4 @@
-.\" $NetBSD: ym.4,v 1.10 1999/12/15 22:07:35 abs Exp $
+.\" $NetBSD: ym.4,v 1.11 1999/12/27 03:23:41 itohy Exp $
.\"
.\" Copyright (c) 1999 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -94,21 +94,22 @@
.Sq Dv outputs.master
value.
.Pp
-If the device is in global power down or power save mode,
-the output is automatically muted
-and none of the input source can be heard.
-To hear the external inputs while the parts are unused, use the
-.Sq Dv nosave
-mode of the driver.
-See
-.Sx POWER MANAGEMENT
-section below for the details of power management.
+If an external input source is unmuted by setting corresponding
+.Sq Dv inputs.*.mute
+variable to
+.Sq Dv off ,
+the device is never put in global power down or power save mode.
+This is because if the device is in global power down or power save mode,
+the output is automatically muted.
+.Pp
+All the external input sources (CD playback, line input, and speaker)
+are muted by default.
.Sh POWER MANAGEMENT
The
.Nm
driver is capable of power management on the OPL3-SA3 devices.
The following modes can be selected by setting
-.Sq Dv power.power
+.Sq Dv power.save
variable of
.Xr mixerctl 1
to
@@ -122,11 +123,12 @@
.It Global power-down mode
When a subpart of the device is unused, the part is power-down after
a timeout period (specified by
-.Sq Dv power.power.timeout
+.Sq Dv power.save.timeout
variable of
.Xr mixerctl 1
in seconds).
-When all the subpart of the devices are unused,
+When all the subparts of the device are unused,
+and all the external input sources are muted,
the driver puts the device in
.Sq Global Power Down
mode.
@@ -142,11 +144,12 @@
.It Power save mode
When a subpart of the device is unused, the part is powered-down after
a timeout period (specified by
-.Sq Dv power.power.timeout
+.Sq Dv power.save.timeout
variable of
.Xr mixerctl 1
in seconds).
When all the subparts of the device are unused,
+and all the external input sources are muted,
the driver put the device in
.Sq Power Save
mode.
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