From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: Re: au88x0_synth Date: Fri, 15 Apr 2005 15:07:50 +0200 Message-ID: References: <424A5D7D.2070400@netvigator.com> <425E8CC5.3030601@netvigator.com> Mime-Version: 1.0 (generated by SEMI 1.14.5 - "Awara-Onsen") Content-Type: text/plain; charset=US-ASCII Return-path: In-Reply-To: <425E8CC5.3030601@netvigator.com> Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Raymond Cc: alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org At Thu, 14 Apr 2005 23:31:17 +0800, Raymond wrote: > > Takashi Iwai wrote: > > Raymond wrote: > >>1) Is the Trident Wavetable working ? > > > > > > Very limited. It's no proper "MIDI" wavetable implementation. > > IIRC, only a module player worked with trident driver. > > > > # aplaymidi -l > Port Client name Port name > 64:0 MPU-401 MIDI 0-0 MPU-401 MIDI 0-0 > 65:0 au8830 WaveTable au8830 Port 0 > 65:1 au8830 WaveTable au8830 Port 1 > 65:2 au8830 WaveTable au8830 Port 2 > 65:3 au8830 WaveTable au8830 Port 3 > > # ls /proc/asound/au8830 > codec97#0 midi0 midi2 midi4 pcm0p pcm2p wavetableD1 > id midi1 midi3 pcm0c pcm1p pcm3p > > > # more /proc/asound/au8830/wavetableD1 > Device: au8830 > Ports: 4 > Addresses: 65:0 65:1 65:2 65:3 > Use Counter: 0 > Max Voices: 64 > Allocated Voices: 0 > Memory Size: 16777216 > Memory Available: 16777216 > Allocated Blocks: 0 > SoundFonts: 0 > Instruments: 0 > Samples: 0 > Locked Instruments: 0 > Locked Samples: 0 > > # more /proc/asound/hwdep > 00-02: au8830 WaveTable > > > 1) What value of memsize will need to pass into snd_util_memhdr_new(int > memsize) if au30gm.arl is about 5 Mb ? > > 2) Do au88x0 DMA (scatter-gather) has any alignment requirement or > maximum size of the samples ? > > 3) Is it correct to implement functions snd_soundfont_load_arlpatch(), > load_arlpatch() in soundfont.c to load arl ? I don't know of arl format, but if it's not compatible with soundfonts, stciking with the current soundfont handler doesn't make sense, IMO. Takashi ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click