Multi Channel DMA for PCI Express* Intel® FPGA IP Design Example User Guide
ID
683517
Date
12/01/2021
Public
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3.5.2.3.3.2. BAM Test
If the BAM support is enabled on hardware, enable the following flag in common/mk/common.mk:
__cflags += -DIFC_PIO_256 → 256b read/write operations on PIO BAR
__cflags += -DIFC_PIO_128 → 128b read/write operations on PIO BAR
To enable 256b read/write operations, this is the difference in common.mk:

Command: ./cli/perfq_app/perfq_app -b 0000:86:00.0 -o

To enable 128b read/write operations:

Command:
