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DSP Services (edit)

Revision as of 15:25, 7 August 2016

1,755 bytes added ,  15:25, 7 August 2016
m
Category DSP
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[[Category:Services]]
   
= DSP service "dsp::DSP" =
 
= DSP service "dsp::DSP" =
 
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
Line 5: Line 4:  
!  Command Header
 
!  Command Header
 
!  Description
 
!  Description
 +
|-
 +
| 0x00010040
 +
| [[DSP:RecvData|RecvData]]
 +
|-
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| 0x00020040
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| [[DSP:RecvDataIsReady|RecvDataIsReady]]
 +
|-
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| 0x00030080
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| [[DSP:SendData|SendData]]
 +
|-
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| 0x00040040
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| [[DSP:SendDataIsEmpty|SendDataIsEmpty]]
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|-
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| 0x000500C2
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| SendFifoEx(unsigned short, unsigned short const*, unsigned int, unsigned int)
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|-
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| 0x000600C0
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| RecvFifoEx(unsigned short *, unsigned short, unsigned int, unsigned int)
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|-
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| 0x00070040
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| [[DSP:SetSemaphore|SetSemaphore]]
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|-
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| 0x00080000
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| [[DSP:GetSemaphore|GetSemaphore]]
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|-
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| 0x00090040
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| [[DSP:ClearSemaphore|ClearSemaphore]]
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|-
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| 0x000A0040
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| [[DSP:MaskSemaphore|MaskSemaphore]]
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|-
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| 0x000B0000
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| [[DSP:CheckSemaphoreRequest|CheckSemaphoreRequest]]
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|-
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| 0x000C0040
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| [[DSP:ConvertProcessAddressFromDspDram|ConvertProcessAddressFromDspDram]]
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|-
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| 0x000D0082
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| [[DSP:WriteProcessPipe|WriteProcessPipe]]
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|-
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| 0x000E00C0
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| [[DSP:ReadPipe|ReadPipe]]
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|-
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| 0x000F0080
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| [[DSP:GetPipeReadableSize|GetPipeReadableSize]]
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|-
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| 0x001000C0
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| [[DSP:ReadPipeIfPossible|ReadPipeIfPossible]]
 
|-
 
|-
 
| 0x001100C2
 
| 0x001100C2
−
| Initialize (This requires RSA-signed DSP firmware specified via the input buffer for this command)
+
| [[DSP:LoadComponent|LoadComponent]]
 
|-
 
|-
 
| 0x00120000
 
| 0x00120000
−
| Shutdown
+
| [[DSP:UnloadComponent|UnloadComponent]]
 
|-
 
|-
 
| 0x00130082
 
| 0x00130082
−
| FlushDCache (The buffer must be located in the 0x14000000 region)
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| [[DSP:FlushDataCache|FlushDataCache]]
−
|  
   
|-
 
|-
 
| 0x00140082
 
| 0x00140082
−
| InvalidateDCache (The buffer must be located in either the 0x14000000 region, or the DSP memory region)
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| [[DSP:InvalidateDCache|InvalidateDCache]]
 
|-
 
|-
 
| 0x00150082
 
| 0x00150082
−
| (param0, param1, 0, eventhandle)
+
| [[DSP:RegisterInterruptEvents|RegisterInterruptEvents]]
 
|-
 
|-
 
| 0x00160000
 
| 0x00160000
−
| This obtains an event handle.
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| [[DSP:GetSemaphoreEventHandle|GetSemaphoreEventHandle]]
 
|-
 
|-
 
| 0x00170040
 
| 0x00170040
−
|  
+
| [[DSP:SetSemaphoreMask|SetSemaphoreMask]]
 
|-
 
|-
 
| 0x00180040
 
| 0x00180040
−
|  
+
| [[DSP:GetPhysicalAddress|GetPhysicalAddress]]
 
|-
 
|-
 
| 0x00190040
 
| 0x00190040
−
|  
+
| [[DSP:GetVirtualAddress|GetVirtualAddress]]
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|-
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| 0x001A0042
 +
| SetIirFilterI2S1. Wrapper for cdc:DSP cmd 1
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|-
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| 0x001B0042
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| SetIirFilterI2S2. Wrapper for cdc:DSP cmd 2
 +
|-
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| 0x001C0082
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| SetIirFilterEQ. Wrapper for cdc:DSP cmd 3
 +
|-
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| 0x001D00C0
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| ReadMultiEx_SPI2(unsigned char, unsigned char, unsigned char *, unsigned char) (Wrapper for cdc:DSP cmd 4)
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|-
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| 0x001E00C2
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| WriteMultiEx_SPI2(unsigned char, unsigned char, unsigned char const*, unsigned char) (Wrapper for cdc:DSP cmd 5)
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|-
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| 0x001F0000
 +
| [[DSP:GetHeadphoneStatus|GetHeadphoneStatus]]
 +
|-
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| 0x00200040
 +
| [[DSP:ForceHeadphoneOut|ForceHeadphoneOut]]
 +
|-
 +
| 0x00210000
 +
| [[DSP:GetIsDspOccupied|GetIsDspOccupied]]
 
|}
 
|}
   −
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.
+
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.
 +
 
 +
[[Category:Services]]
 +
[[Category:DSP]]
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