GSP Services
GSP service "gsp::Gpu"
| Command Header | Available since system version | Description |
|---|---|---|
| 0x00010082 | WriteHWRegs | |
| 0x00020084 | WriteHWRegsWithMask | |
| 0x00030082 | WriteHWRegRepeat | |
| 0x00040080 | ReadHWRegs | |
| 0x00050200 | SetBufferSwap | |
| 0x00060082 | SetCommandList (Stubbed) | |
| 0x000700C2 | RequestDma (Stubbed) | |
| 0x00080082 | FlushDataCache | |
| 0x00090082 | InvalidateDataCache | |
| 0x000A0044 | RegisterInterruptEvents | |
| 0x000B0040 | SetLcdForceBlack | |
| 0x000C0000 | TriggerCmdReqQueue | |
| 0x000D0140 | SetDisplayTransfer (Stubbed) | |
| 0x000E0180 | SetTextureCopy (Stubbed) | |
| 0x000F0200 | SetMemoryFill (Stubbed) | |
| 0x00100040 | SetAxiConfigQoSMode | |
| 0x00110040 | SetPerfLogMode | |
| 0x00120000 | GetPerfLog | |
| 0x00130042 | RegisterInterruptRelayQueue | |
| 0x00140000 | UnregisterInterruptRelayQueue | |
| 0x00150002 | TryAcquireRight | |
| 0x00160042 | AcquireRight | |
| 0x00170000 | ReleaseRight | |
| 0x00180000 | ImportDisplayCaptureInfo | |
| 0x00190000 | SaveVramSysArea | |
| 0x001A0000 | RestoreVramSysArea | |
| 0x001B0000 | ResetGpuCore | |
| 0x001C0040 | SetLedForceOff | |
| 0x001D0040 | SetTestCommand (Stubbed) | |
| 0x001E0080 | SetInternalPriorities | |
| 0x001F0082 | 8.0.0-18 | StoreDataCache |
The GSP module starts a thread for handling commands for each service session, a maximum of 4 processes can use this service at once. Official applications have an optional code-path which writes to registers during initialization, this is normally not used however.
GSP service "gsp::Lcd"
| Command Header | Available since system version | Description |
|---|---|---|
| 0x0001.... | ? | |
| 0x0002.... | ? | |
| 0x0003.... | ? | |
| 0x0004.... | ? | |
| 0x0005.... | ? | |
| 0x0006.... | ? | |
| 0x0007.... | ? | |
| 0x0008.... | ? | |
| 0x0009.... | ? | |
| 0x000A.... | ? | |
| 0x000B.... | ? | |
| 0x000C.... | ? | |
| 0x000D.... | ? | |
| 0x000E.... | ? | |
| 0x000F.... | ? | |
| 0x0010.... | ? | |
| 0x0011.... | ? | |
| 0x0012.... | ? | |
| 0x0013.... | ? | |
| 0x0014.... | 8.0.0-18 | This only returns an error. Uninitialized data(not set by this command itself) is also written to u8 cmdreply_word[2]. |
| 0x0015.... | 8.0.0-18 | This only returns an error. Uninitialized data(not set by this command itself) is also written to u32 cmdreply_word[2]. |
Unlike gsp::Gpu, GSP module does not start a separate thread for handling these service commands.