PCIE Interface

• Connect PCIE Device（Here use a PCIE to M.2 adapter board as an example）

Follow the diagram below to connect the PCIE to M.2 adapter board properly, and simultaneously insert the SSD.

tip

PCIe is enabled by default on ROCK 2F. There is no need to enable the PCIe Overlay via rsetup.

• Test

  1. Find the SSD device

  $ lsblk
  ...
  nvme0n1     259:0    0 953.9G  0 disk
  ├─nvme0n1p1 259:1    0    16M  0 part
  ├─nvme0n1p2 259:2    0   300M  0 part
  └─nvme0n1p3 259:3    0 953.5G  0 part
  ...

  2. Read Test

  # dd if=/dev/nvme0n1 of=/dev/zero bs=1M count=2048 status=progress
  2100297728 bytes (2.1 GB, 2.0 GiB) copied, 5 s, 420 MB/s
  2048+0 records in
  2048+0 records out
  2147483648 bytes (2.1 GB, 2.0 GiB) copied, 5.94583 s, 361 MB/s

  3. Write Test

  # dd if=/dev/zero of=/dev/nvme0n1 bs=1M count=2048 status=progress
  2098200576 bytes (2.1 GB, 2.0 GiB) copied, 6 s, 350 MB/s
  2048+0 records in
  2048+0 records out
  2147483648 bytes (2.1 GB, 2.0 GiB) copied, 7.66734 s, 280 MB/s