Ciao, On 03/14/2012 00:38, matt wrote: > I have brightness control through raw acpi..."\_BCL" and friends seem to > do nothing. > > Most of the video methods differentiate between \VIGD (which seems to be > a check for integrated graphics vs optimus, but that's still a guess) > If \VIGD is true, brightness commands are sent to the EC, where they > don't seem to do much yet. This is probably where we could enable > something via EC/ibm-acpi? > If \VIGD is false, brightness commands are handled in ACPI, although > coarsely, via \VBRC. > > \VBRC seems to allow control over the backlight, at least, so those of > you with sore eyes or the 3-cell battery may have some success using the > acpi_call port (Danger!) > kldload acpi_call > acpi_call -p '\VBRC' -i n (where n is 0-10)
Great news! Works for me. n is actually 0-16 (plus any other value which turns the backlight off (-1 or 17 eg). Thanks, Hannes _______________________________________________ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"