Mapping Summary

Zynq UltraScale+ Device Technical Reference Manual (UG1085)

Document ID
UG1085
Release Date
2022-09-15
Revision
2.3 English

The 256 KB RAM array is mapped to a high address range (0xFFFC_0000 to 0xFFFF_FFFF) in a granularity of four independent 64 KB banks. Each bank is on a separate power island controlled by the PMU. The mapping summary is listed in Table: OCM Mapping Summary.

Table 18-1:      OCM Mapping Summary

Address Range

Size

Memory Bank

FFFC_0000FFFC_FFFF

64 KB

0

FFFD_0000FFFD_FFFF

64 KB

1

FFFE_0000FFFE_FFFF

64 KB

2

FFFF_0000FFFF_FFFF

64 KB

3