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Zynq-7000 AP SoC Technical Reference Manual www.xilinx.com 859
UG585 (v1.11) September 27, 2016
Appendix B: Register Details
Register (ddrc) DRAM_addr_map_row
reg_ddrc_addrmap_col
_b4
11:8 rw 0x0 Full bus width mode: Selects the address bit used
as column address bit 5.
Half bus width mode: Selects the address bit used
as column address bit 6. Valid Range: 0 to 7.
Internal Base: 7.
The selected address bit for each of the column
address bits is determined by adding the Internal
Base to the value of this field.
reg_ddrc_addrmap_col
_b3
7:4 rw 0x0 Full bus width mode: Selects the address bit used
as column address bit 4.
Half bus width mode: Selects the address bit used
as column address bit 5.
Valid Range: 0 to 7
Internal Base: 6
The selected address bit is determined by adding
the Internal Base to the value of this field.
reg_ddrc_addrmap_col
_b2
3:0 rw 0x0 Full bus width mode: Selects the address bit used
as column address bit 3.
Half bus width mode: Selects the address bit used
as column address bit 4.
Valid Range: 0 to 7. Internal Base: 5
The selected address bit is determined by adding
the Internal Base to the value of this field.
Name DRAM_addr_map_row
Relative Address 0x00000044
Absolute Address 0xF8006044
Width 28 bits
Access Type rw
Reset Value 0x0FF55555
Description Select DRAM row address bits
Field Name Bits Type Reset Value Description