On Feb 12 2019, Bin Meng <bmeng...@gmail.com> wrote: > The env var is stored in whatever supported media in U-Boot. Not like > PCI NICs which normally have EEPROM to store pre-flashed MAC address > by their vendors, for most embedded network controllers in the SoC, > normally there is no hardware provided mechanism to ensure a unique > MAC address, instead it relies on software to program one to the > hardware before bringing it up.
On the Hifive the MAC is part of the initial DT, so there is no need to use a secondary store. Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different." _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot