Difference between revisions of "DSP Services"

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This is the main service for playing audio. The simpler [[CSND_Services|CSND]] service can be used for playing audio as well, however that service is only used by a few system processes.
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This is the main service for playing audio. The simpler [[CSND_Services|CSND]] service can be used for playing audio as well, however most processes use this DSP service for playing audio.

Revision as of 20:16, 18 August 2013

DSP service "dsp::DSP"

Command Header Description
0x001100C2 Initialize (This requires RSA-signed DSP firmware specified via the input buffer for this command)
0x00120000 Shutdown
0x00130082 FlushDCache (The buffer must be located in the 0x14000000 region)
0x00140082 InvalidateDCache (The buffer must be located in either the 0x14000000 region, or the DSP memory region)
0x00150082
0x00160000
0x00170040
0x00180040
0x00190040

This is the main service for playing audio. The simpler CSND service can be used for playing audio as well, however most processes use this DSP service for playing audio.