Switching Between Igpu And Dgpu - Nvidia Clara Holoscan User Manual

Clara Holoscan Developer Kit User Guide
NVIDIA Mandalore BMC (OpenBMC
nodistro.0.1643883756.1752021 mandalore ttyS0
mandalore login: root
Password:
root@mandalore:~#
From here, enter the command to put the unit into recovery mode:
root@mandalore:~# powerctrl recovery
If the flashing step fails in SDK Manager, make sure to re-issue this recovery mode
command every time before attempting to flash, otherwise you may run into the same
error message regardless of the number of attempts.
7. From the NVIDIA SDK Manager, download and flash the Clara Holoscan Developer Kit. See
the step-by-step instructions
Manager may require the Clara Holoscan Developer Kit to be connected to the Internet
before installing the rest of the components.
Note: We recommend selecting "Manual Setup" mode in the prompt at Step 3 in SDK
Manager while the unit is under recovery mode, as selecting "Automatic Setup" mode
may cause flashing to stall.
Connect the Clara Holoscan Developer Kit to the Internet using one of the following methods:
•
An Ethernet cable connected to a router or Wi-Fi extender
•
A USB Wi-Fi receiver
o Not all USB Wi-Fi receivers will work out of the box on the Clara Holoscan Developer
Kit.
o The USB Wi-Fi receiver should support Ubuntu 20.04.
o If the USB Wi-Fi receiver requires driver installation, use sudo minicom -D
/dev/ttyACM[n] to access the newly flashed Jetson OS from host, or use an Ethernet
cable temporarily for the duration of the USB Wi-Fi receiver setup.

Switching between iGPU and dGPU

The Clara Holoscan Developer Kit can use either the OrinAGX module GPU (iGPU, integrated
GPU) or the RTX A6000 add-in card GPU (dGPU, discrete GPU). You can only use one type of
GPU at a time.
By default, the Clara Holoscan Developer Kit uses the iGPU. To switch between the iGPU and
dGPU, use the nvgpuswitch.py script located in the /opt/nvidia/l4t-gputools/bin/
directory. To make the nvgpuswitch.py script accessible globally, copy it to a directory
included in $PATH if it hasn't been already:
$ sudo cp /opt/nvidia/l4t-gputools/bin/nvgpuswitch.py /usr/local/bin/
Project Reference Distro)
for more details. After the OS image is flashed in Step 3, SDK