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-rw-r--r--doc/guix.texi31
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diff --git a/doc/guix.texi b/doc/guix.texi
index 872caa8bf0..97fa3b6548 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -4832,6 +4832,37 @@ Finally, @var{extra-options} is a list of additional command-line options
passed to @command{lircd}.
@end deffn
+@code{(gnu services upower)} provides a power-management daemon:
+
+@deffn {Monadic Procedure} upower-service [#:upower @var{upower}] @
+ [#:watts-up-pro? #f] @
+ [#:poll-batteries? #t] @
+ [#:ignore-lid? #f] @
+ [#:use-percentage-for-policy? #f] @
+ [#:percentage-low 10] @
+ [#:percentage-critical 3] @
+ [#:percentage-action 2] @
+ [#:time-low 1200] @
+ [#:time-critical 300] @
+ [#:time-action 120] @
+ [#:critical-power-action 'hybrid-sleep]
+Return a service that runs @uref{http://upower.freedesktop.org/,
+@command{upowerd}}, a system-wide monitor for power consumption and battery
+levels, with the given configuration settings. It implements the
+@code{org.freedesktop.UPower} D-Bus interface, and is notably used by
+GNOME.
+@end deffn
+
+@code{(gnu services colord)} provides a color management service:
+
+@deffn {Monadic Procedure} colord-service [#:colord @var{colord}]
+Return a service that runs @command{colord}, a system service with a D-Bus
+interface to manage the color profiles of input and output devices such as
+screens and scanners. It is notably used by the GNOME Color Manager graphical
+tool. See @uref{http://www.freedesktop.org/software/colord/, the colord web
+site} for more information.
+@end deffn
+
@node Setuid Programs
@subsection Setuid Programs