From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jerry Van Baren <gerald.vanbaren@ge.com>
Date: Fri, 16 Jan 2009 10:34:39 -0500
Subject: [U-Boot] Fw: TFTP fails when using network switch
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L. A. Linden Levy wrote:
> Can someone tell me how to use the mii command? I have the following
> from a dump:
> 
> uBOOT=>> mii dump
> MII not complete
> 0.     (ffff)                 -- PHY control register --
>  (8000:8000) 0.15    =     1    reset
>  (4000:4000) 0.14    =     1    loopback
>  (2040:2040) 0. 6,13 =   b11    speed selection = ??? Mbps
>  (1000:1000) 0.12    =     1    A/N enable
>  (0800:0800) 0.11    =     1    power-down
>  (0400:0400) 0.10    =     1    isolate
>  (0200:0200) 0. 9    =     1    restart A/N
>  (0100:0100) 0. 8    =     1    duplex = full
>  (0080:0080) 0. 7    =     1    collision test enable
>  (003f:003f) 0. 5- 0 =    63    (reserved)

Please don't top post.

U-Boot can tell you how to use the mii command: "help mii"

It has been a long time since I used mii, but it looks like you need to 
use "mii device" to find your PHY and then "mii dump <addr> <reg>" to 
dump the registers of that device.

HTH,
gvb