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DSP Services

79 bytes added, 11:50, 30 June 2014
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| RecvDataIsReady
|-
| 0x0003....0x00030080
| SendData
|-
| 0x0004....0x00040040| SendDataIsReadySendDataIsEmpty
|-
| 0x0005...
|-
| 0x0007....
| [[DSP:WriteReg0x10|WriteReg0x10]] (SetSemaphore?)
|-
| 0x0008....0x00080000| ReadReg0x1CGetSemaphore
|-
| 0x0009....0x00090040| WriteReg0x18ClearSemaphore
|-
| 0x000A....
| WriteReg0x18
|-
| 0x000B....0x000B0000| GetBit9InReg0x0CCheckSemaphoreRequest
|-
| 0x000C0040
|-
| 0x00180040
| TranslateVAtoPA GetPhysicalAddress (0x14000000+ -> 0x20000000+, 0x1FF00000+ -> 0x1FF00000+, 0x08000000-0x0E000000 -> 0x00000000+, 0 otherwise)
|-
| 0x00190040
| TranslatePAtoVA GetVirtualAddress (0x20000000+ -> 0x14000000+, 0x1FF00000+ -> 0x1FF00000+, 0 otherwise)
|-
| 0x001A....0x001A0042| SetIirFilterI2S1. Wrapper for cdc:DSP cmd 1
|-
| 0x001B....0x001B0042| SetIirFilterI2S1. Wrapper for cdc:DSP cmd 2
|-
| 0x001C....0x001C0082| SetIirFilterEQ. Wrapper for cdc:DSP cmd 3
|-
| 0x001D....
| Wrapper for cdc:DSP cmd 5
|-
| 0x001F....0x001F0000| GetHeadphoneStatus. Wrapper for cdc:DSP cmd 6
|-
| 0x0020....
| Wrapper for cdc:DSP cmd 8
|-
| 0x0021....0x00210000| ?isComponentloaded? GetIsDspOccupied returns a byte (can be 1 or 0) can be set to 1 in LoadComponent
|}
This is the main service for playing audio. The [[CSND_Services|CSND]] service can be used for playing audio as well, however most processes use this DSP service for playing audio. The DSP and CSND hardware can play audio simultaneously.
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