CVS: cvs.openbsd.org: src

["Federico G. Schwindt" <fgsch_(_at_)_cvs_(_dot_)_openbsd_(_dot_)_org>]

CVSROOT:	/cvs
Module name:	src
Changes by:	fgsch_(_at_)_cvs_(_dot_)_openbsd_(_dot_)_org	2005/12/14 06:59:04

Modified files:
	sys/dev/ic     : ac97.c 
	sys/sys        : audioio.h 

Log message:
some codecs have an external amplifier, and in some hw the bit to powering
it down seems to be inverted, so rather than guessing or workaround this,
add a extamp var so it can be toggled in userland via mixerctl(1).
audio works in hp nx6125 now; tested by todd@, mickey@ ok.