* [PATCH] forcedeth: Write back the misordered mac address
@ 2005-07-29 18:58 Eric W. Biederman
0 siblings, 0 replies; only message in thread
From: Eric W. Biederman @ 2005-07-29 18:58 UTC (permalink / raw)
To: Manfred Spraul; +Cc: Andrew Morton, linux-kernel
This keeps the forcedepth driver from loosing it's mac
address over a kexec reboot. Other kinds of reboot
may benefit as well.
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
---
drivers/net/forcedeth.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
67de481a8bcb2912201ad61e637db1980d1a4d1b
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -1942,6 +1942,12 @@ static int nv_close(struct net_device *d
if (np->wolenabled)
nv_start_rx(dev);
+ /* special op: write back the misordered MAC address - otherwise
+ * the next nv_probe would see a wrong address.
+ */
+ writel(np->orig_mac[0], base + NvRegMacAddrA);
+ writel(np->orig_mac[1], base + NvRegMacAddrB);
+
/* FIXME: power down nic */
return 0;
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