From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <3B6385AF.1020906@hadess.net> Date: Sun, 29 Jul 2001 04:40:31 +0100 From: Bastien Nocera MIME-Version: 1.0 To: Paul Harrison Cc: linuxppc-dev@lists.linuxppc.org Subject: Re: Turning on sound in the new iBook References: Content-Type: text/plain; charset=us-ascii; format=flowed Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: Hi Paul, Just got around trying it, and it works in the sense that "cat /vmlinux > /dev/dsp" produces sound ;) The sound although contains a *lot* of noise. You're mentioning on your page a modification to dmasound_core, could you share it with us ? Cheers Paul Harrison wrote: >A few people have asked me about this, so i thought i would post it here: >I have sound working on the new iBook, mostly from looking at the Darwin >source. > >The basic steps were: >- powering up the sound system and one of the amps by writing to some >ports >- setting up the digital equalizer using I2C >- using the dmasound_pmac module for actual sound output > >Full details here: > >http://yoyo.cc.monash.edu.au/~pfh/ibook/sound.html > >This is all really, really hacked together. It should all probably be put >together in one or two nice neat kernel modules at some stage. > >-- >Paul Harrison > >Email: pfh@csse.monash.edu.au >Web: http://yoyo.cc.monash.edu.au/~pfh/ > > > ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/