The persistent control and status registers are summarized in the following table.
|PSM_LOCAL Power Control and Status Registers
|APU and L2 cache power control and status.
|RPU and TCM power control and status.
|OCM power island control and status, and chip enable control.
|GEM power island control, status and chip enable control.
|Isolation control for LPD-FPD and XRAM boundaries.
|Power-up status for all islands within the PS.