The AXI BARs tab options for the AXI Bridge mode (Functional Mode option) are shown in the following figure.
Figure 1. AXI BARs Tab for AXI Bridge Functional Mode

The options are defined as follows:
- Number of BARs
- Indicates the number of AXI BARs enabled. The BARs are enabled sequentially.
- Aperture Base Address
- Sets the base address for the address range of BAR. You should edit this parameter to fit design requirements.
- Aperture High Address
- Sets the upper address threshold for the address range of BAR. You should edit this parameter to fit design requirements.
- AXI to PCIe Translation
- Configures the translation mapping between AXI and PCI Express® address space. You should edit this parameter to fit design requirements.