From mboxrd@z Thu Jan 1 00:00:00 1970 From: Raymond Subject: Re: au88x0_synth Date: Thu, 14 Apr 2005 23:31:17 +0800 Message-ID: <425E8CC5.3030601@netvigator.com> References: <424A5D7D.2070400@netvigator.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: 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: alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org 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 ? ------------------------------------------------------- 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