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io-audio - QNX
https://www.qnx.com/developers/docs/7.1/com.qnx.doc.neutrino.utilities/topic/i/io-audio.html
# mount -T io-audio all acoustics If the QNX Acoustics Management Platform 3.0 is available, mount all currently unmounted Acoustic Control Server (ACS) and Acoustic Management Platform Functional Modules (AFM) cards specified in the audio configuration file. Any other options ...
io-audio - QNX
https://www.qnx.com/developers/docs/6.6.0.update/com.qnx.doc.neutrino.utilities/topic/i/io-audio.html
Options:-c config_file (QNX Software Development Platform 6.6 io-audio patch [patch ID 4510] or later) Load the specified configuration file. For more information, see "Configuration file," below.-d driver [opt[,opt...]] Load the specified driver and pass it the given driver options. The driver name is the name of the shared object without the deva-ctrl-prefix and the .so extension.
io-audio - QNX
https://www.qnx.com/developers/docs/6.5.0SP1.update/com.qnx.doc.neutrino_utilities/i/io-audio.html
The io-audio manager provides support for dynamically loaded audio-driver modules. This utility enables you to load the audio drivers specified by the -d options when you start io-audio . Graphics drivers run at a higher priority than applications, but they shouldn't run at a higher priority than the audio, or else breaks in the audio occur.
io-audio - QNX
https://www.qnx.com/developers/docs/6.4.1/neutrino/utilities/i/io-audio.html
The io-audio manager provides support for dynamically loaded audio-driver modules. This utility enables you to load the audio drivers specified by the -d options when you start io-audio . You can start more than one driver by using multiple -d command-line options, but don't try to start more than one instance of io-audio .
io-audio - BlackBerry Native
https://developer.blackberry.com/native/reference/core/com.qnx.doc.neutrino.utilities/topic/i/io-audio.html
Load the AudioPCI driver, specifying the size of the DMA memory pool as 500 KB: io-audio -vv -m pool_size=500 -d audiopci &. Lock the sample rate to 8 KHz (if the hardware supports 8 KHz natively): io-audio -o sw_mixer_rate=L8000 -d my_audio_driver &. Start an audio driver, specifying the card options:
QNX Technical Articles
https://www.qnx.com/developers/articles/rel_6383_2.html
QNX Software Development Platform 6.6 io-audio Patch (Patch ID 4418): Release Notes QNX® Software Development Platform 6.6 io-audio Patch (Patch ID 4418): Release Notes Date of this edition: June 21, 2016
About This Guide - RTOS, Hypervisor | BlackBerry QNX
https://www.qnx.com/developers/docs/6.4.0/neutrino/audio/about.html
The key components of the QNX Audio driver architecture include: io-audio Audio system manager. deva-ctrl-*.so drivers Audio drivers. For example, the audio driver for the Ensoniq Audio PCI cards is deva-ctrl-audiopci.so.For more information, see the entries for the deva-* audio drivers in the QNX Neutrino Utilities Reference. libasound.so
QNX Technical Articles
https://www.qnx.com/developers/articles/inst_6384_2.html
Installing the updated symbol files (optional) If you've installed the symbol files for QNX SDP 6.6, you should update them from the accompanying patch-660-4418-LoLAA-io-audio_debug.tar file that's in the Download area of our website. To install these files, continue from the steps above and do the following:
snd_pcm_plugin_write() - qnx.com
https://www.qnx.com/developers/docs/7.0.0//////com.qnx.doc.neutrino.audio/topic/libs/snd_pcm_plugin_write.html
Caveats: This function is not thread safe if handle (snd_pcm_t) is used across multiple threads.. This function is the plugin-aware version of snd_pcm_write().It functions exactly the same way, with one caveat (see below).
Embedded OS, Support and Services - blackberry.qnx.com
https://blackberry.qnx.com/en?topic=/com.qnx.doc.neutrino_utilities/i/io-audio.html
BlackBerry QNX offers a broad range of safety-certified and secure software products, complemented by world-class engineering services, to help embedded developers increase reliability, shorten time-to-market and reduce development cost.
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