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| 0x000B0040
| 0x000B0040
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−| See below
+| Usually not (see below)
| [[GSPGPU:SetLcdForceBlack|SetLcdForceBlack]]
| [[GSPGPU:SetLcdForceBlack|SetLcdForceBlack]]
|-
|-
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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 [[GSPGPU:WriteHWRegs|writes]] to registers during initialization, this is normally not used however.
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 [[GSPGPU:WriteHWRegs|writes]] to registers during initialization, this is normally not used however.
−If a process has acquired rights, attempting to [[GSPGPU:SetLcdForceBlack|set LCDs to black]] from another process will fail.
+If a process has forcefully acquired rights (ErrDisp), attempting [[GSPGPU:SetLcdForceBlack|unset LCDs black-fill]] from another process will fail.
Saving/restoring VRAM requires bit0 of process [[GSPGPU:RegisterInterruptRelayQueue|flags]] to be set.
Saving/restoring VRAM requires bit0 of process [[GSPGPU:RegisterInterruptRelayQueue|flags]] to be set.