DSP Services

Revision as of 02:10, 20 August 2013 by Yellows8 (talk | contribs)

DSP service "dsp::DSP"

Command Header Description
0x001100C2 Initialize. This requires RSA-signed DSP firmware specified via the input buffer for this command, the firmware data is eventually written to DSPmem+0(0x1FF00000).
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 (param0, param1, 0, eventhandle)
0x00160000 This obtains an event handle.
0x00170040
0x00180040
0x00190040

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