Master Register Group Register Descriptions Registers associated with master interfaces. Offset: 0x2000 FPGA2HPS AXI Bridge Registers Register Descriptions Registers associated with the FPGA2HPS master interface. This master interface provides access to the registers in the FPGA2HPS AXI Bridge. HPS2FPGA AXI Bridge Registers Register Descriptions Registers associated with the HPS2FPGA master interface. This master interface provides access to the registers in the HPS2FPGA AXI Bridge. 32-bit Master Register Descriptions Registers associated with the 32-bit AXI master interface. This master provides access to slaves in the FPGA.