Hi Olliver, On 11/25/16 17:30, Olliver Schinagl wrote:
[...] > > The current idea of the eeprom layout, is to skip the first 8 bytes, so that > other information can be stored there if needed, for example a header with > some > magic to identify the EEPROM. Or equivalent purposes. > > After those 8 bytes the MAC address follows the first macaddress. The > macaddress > is appended by a CRC8 byte and then padded to make for nice 8 bytes. Following > the first macaddress one can store a second, or a third etc etc mac address. > > The CRC8 is optional (via a define) but is strongly recommended to have. It > helps preventing user error and more importantly, checks if the bytes read are > actually a user inserted address. E.g. only writing 1 macaddress into the > eeprom > but trying to consume 2. While reading the above, I'm wondering, have you considered the eeprom layout feature that we have in: common/eeprom/... ? The layout feature was actually designed for these tasks, but in a more generic way then just Ethernet MAC address. What do you think? -- Regards, Igor. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
