DSP Services
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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.