config - 2021.1 English

Vitis Unified Software Platform Documentation: Application Acceleration Development (UG1393)

Document ID
UG1393
Release Date
2022-03-29
Version
2021.1 English

The xbmgmt config command lets you configure memory retention capability of the Alveo accelerator card.

Table 1. xbmgmt config Sub-commands
Sub-command Description
--enable_retention This feature preserves the contents of the DDR data during xclbin swapping in DFX-2RP target platforms.
--disable_retention This feature disables the retention of the contents of the DDR data during xclbin swapping in DFX-2RP target platforms.

The config command has the following command line options.

sudo xbmgmt config --enable_retention --ddr [--card <bdf>]
Table 2. xbmgmt config Sub-Command Options
Option Description Required
--ddr Enable or disable retention of the contents of the DDR memory. Y
--card <bdf> Specifies the accelerator card to be configured as identified by its Bus:Device:Function (BDF) tag.
Tip: Use the xbmgmt flash --scan to obtain the card BDF.
If the BDF is not found, you will receive the following message where <bdf> is the BDF value entered:
ERROR: No mgmt PF found for <bdf>
N