本文以nvidia的BF2为例，欢迎讨论
Q: OPN of bf2 DPU
A:NVIDIA BlueField-2 Ethernet DPU User Guide - BlueField-2 Ethernet DPU - Mellanox Docs
Q: detailed specifications
A:Specifications - BlueField-2 Ethernet DPU - Mellanox Docs
Q: interfaces on BF2-DPU
A: Supported Interfaces - BlueField-2 Ethernet DPU - Mellanox Docs
Q: when does the DPU need external power supply
A: Applies to FHHL P-Series DPUs with x16 PCIe Gen 4 lanes only, which require
supplementary power to be fed via the DPU's on-board 6-pin ATX power supply
connector. The power cable that should be connected to this on-board ATX
connector is not supplied with the DPU; however, this is a standard cable that
is normally available in servers.
Q: what’s the difference between DPU with BMC and withoutBMC?
A:
Q：Where to download the latest software and fw?
A: install bfb, FW is included in the bfb
NVIDIA DOCA SDK | NVIDIA Developer
Q: How to install bfb
A：method1:install by default by using command in host os; ensure your rshim service isactive
bfb-install --bfb --rshim rshim0
method 2: if you want to customize your system, writebf.cfg,
cat bfb fine name.bfb bf.cfg > /dev/rshim0/boot
Q： How to upgrade FW of DPU?
A: after install bfb, upgrade fw in host os
Q: How to visit arm os
A:
method1:by tmfifo_net0; the default ip of tmfifo_net0 in armos is 192.168.100.2
So config tmfifo_net0 ip by ifconfig tmfifio_net0192.168.100.1/30 up
Method2: by console: screen /dev/rshim0/console on host os
Q: what’s the meaning of interfaces in arm os like p0,p1,pf0hpf,pf1hpf?
A:https://docs.mellanox.com/display/BlueFieldDPUOSv371/Kernel+Representors+Model
