This register is reserved if Frame Buffers selected in the Vivado® Integrated Design Environment (IDE) is less than 17 or when the address space is more than 32 (Write has no effect, read returns 0).
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X-Ref Target - Figure 2-6 
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|
Bits |
Field Name |
Default/ Reset State |
Access |
|
|---|---|---|---|---|
|
31–1 |
Reserved |
0h |
RO |
Always read as zero |
|
0 |
MM2S Reg Index |
0h |
R/W |
When Frame Buffers is greater than 16 = Any write or read access between 0x5C to 0x98 accesses the Start Address 1 to 16. 1 = Any write or read access between 0x5C to 0x98 accesses the Start Address 17 to 32. |