From c67e2ccd5045d7f1dff7eac3ac9007bb4bfa9794 Mon Sep 17 00:00:00 2001
From: Albert Aribaud <albert.aribaud@free.fr>
Date: Mon, 12 Jul 2010 11:03:33 +0200
Subject: [PATCH] kirkwood_egiga: CONFIG_SKIP_LOCAL_MAC_RANDOMIZATION
This configuration option allows SoCs without random
generation capability to fill in local MACs with a fixed
rather than random value
Signed-off-by: Albert Aribaud <albert.aribaud@free.fr>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
---
drivers/net/kirkwood_egiga.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/net/kirkwood_egiga.c b/drivers/net/kirkwood_egiga.c
index dca9f11c2a..7aabcefa98 100644
--- a/drivers/net/kirkwood_egiga.c
+++ b/drivers/net/kirkwood_egiga.c
@@ -699,13 +699,21 @@ int kirkwood_egiga_initialize(bd_t * bis)
}
while (!eth_getenv_enetaddr(s, dev->enetaddr)) {
- /* Generate Random Private MAC addr if not set */
+ /* Generate Private MAC addr if not set */
dev->enetaddr[0] = 0x02;
dev->enetaddr[1] = 0x50;
dev->enetaddr[2] = 0x43;
+#if defined (CONFIG_SKIP_LOCAL_MAC_RANDOMIZATION)
+ /* Generate fixed lower MAC half using devnum */
+ dev->enetaddr[3] = 0;
+ dev->enetaddr[4] = 0;
+ dev->enetaddr[5] = devnum;
+#else
+ /* Generate random lower MAC half */
dev->enetaddr[3] = get_random_hex();
dev->enetaddr[4] = get_random_hex();
dev->enetaddr[5] = get_random_hex();
+#endif
eth_setenv_enetaddr(s, dev->enetaddr);
}
--
2.39.5