2.3.3.2 PCIe BAR

Select one of the following Base Address Registers (BAR):
  • BAR0
  • BAR1
  • BAR2
  • BAR3
  • BAR4
  • BAR5
  • BAR0/1
  • BAR2/3
  • BAR4/5
Bar Size is mapped to bits [5:0] of WindowsX_2, where X can be 0, 1, 2 or 3, as listed in the following table.
Table 2-4. BAR Size and corresponding Bit Settings
BAR SizeBit Settings
BAR0, BAR0/10x01
BAR 10x02
BAR 2, BAR2/30x04
BAR 30x08
BAR 4, BAR4/50x10
BAR50x20