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authorTom Rini <trini@konsulko.com>2015-05-20 15:57:55 -0400
committerTom Rini <trini@konsulko.com>2015-05-20 15:57:55 -0400
commit3238639d40732fe78fd62ae5e080465552e882fc (patch)
treeb9f0f8565adf69504faf56fc7032068573e5fabe /doc
parentcb0892b968e52fe0d09b4d51119d8f913685ed3c (diff)
parent76ec988b062ed880ab23d0e0d4e9e6c137b55cc3 (diff)
downloadu-boot-3238639d40732fe78fd62ae5e080465552e882fc.tar.gz
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Merge git://git.denx.de/u-boot-net
Diffstat (limited to 'doc')
-rw-r--r--doc/README.enetaddr4
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/README.enetaddr b/doc/README.enetaddr
index 0fafd2cdcd..50e4899787 100644
--- a/doc/README.enetaddr
+++ b/doc/README.enetaddr
@@ -15,7 +15,7 @@ Here are the places where MAC addresses might be stored:
- board-specific location (eeprom, dedicated flash, ...)
Note: only used when mandatory due to hardware design etc...
- - environment ("ethaddr", "eth1addr", ...) (see CONFIG_ETHADDR)
+ - environment ("ethaddr", "eth1addr", ...)
Note: this is the preferred way to permanently store MAC addresses
- ethernet data (struct eth_device -> enetaddr)
@@ -37,6 +37,8 @@ Correct flow of setting up the MAC address (summarized):
environment variable will be used unchanged.
If the environment variable is not set, it will be initialized from
eth_device->enetaddr, and a warning will be printed.
+ If both are invalid and CONFIG_NET_RANDOM_ETHADDR is defined, a random,
+ locally-assigned MAC is written to eth_device->enetaddr.
4. Program the address into hardware if the following conditions are met:
a) The relevant driver has a 'write_addr' function
b) The user hasn't set an 'ethmacskip' environment variable