Zynq UltraScale+ Devices Register Reference > Module Summary > XPPU Module > BASE_64KB (XPPU) Register

BASE_64KB (XPPU) Register

BASE_64KB (XPPU) Register Description

Register NameBASE_64KB
Relative Address0x0000000054
Absolute Address 0x00FF980054 (LPD_XPPU)
Width32
TyperoRead-only
Reset Value0xFF000000
DescriptionBase Address of 64-kB Apertures; fixed value.

BASE_64KB (XPPU) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
ADDR31:0roRead-only0xFF000000The 64-kB apertures start at address 0xFF00_0000. These are used to map accesses to IOP registers in the lower power domain.