Larry Finger wrote: > On 11/20/2009 05:12 AM, Michael Buesch wrote: > >> This patch adds a generic mechanism for overriding the SPROM mechanism >> on devices without SPROM hardware. >> >> There currently is a major problem with this: >> It tries to deduce a MAC address from various hardware parameters. But >> currently it will result in the same MAC address for machines of the same >> type. Does somebody have an idea of some device-instance specific serial >> number or something similar that could be hashed into the MAC? >> > > You might look at the "root=" part of /proc/cmdline. Mine says > "root=/dev/disk/by-id/ata-TOSHIBA_MK2546GSX_18C2P0KCT-part1". That disk serial > number would certainly be unique. Even if it just said "root=/dev/sda1", it > would be repeatable. > > Larry > > How does WL do it? Broadcom *has* to generate a MAC address that is both unique and in its assigned range. If we can do the same thing in B43 that would be ideal.
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