DGX A100 Firmware Update Process

This chapter provides an overview of the firmware update process when issuing update_fw all.

The following table shows the order in which the updates are performed, and whether a reboot or power cycle is required to complete the update. The table assumes that all firmware needs to be updated, and corresponds to the following sequence:

1. Issue update_fw all.

2. Power cycle the system.

3. Issue update_fw all.

4. Power cycle the system.

5. Issue update_fw all.

Firmware Updated Upon Initial update_fw all

Update Order	Component	Reboot or Power Cycle Required
1	BMC-CEC	None
2	BMC	None
3	SBIOS	Reboot
4	Switch PEX88080/PEX88064	Reboot
5	Switch PEX88096 (U1~U3)	Reboot
6	NVMe	DC Power Cycle
7	GPU VBIOS and FUB	Reboot
8	CEC1712 SPI	DC Power Cycle

Firmware Updated Upon Second update_fw all

Update Order	Component	Reboot or Power Cycle Required
1	Switch PEX88096 (U4)	Reboot
2	FPGA	DC Power Cycle

Firmware Updated Upon Third update_fw all

Update Order	Component	Reboot or Power Cycle Required
1	NVSwitch	Reboot