[U-Boot] MII register display
Mike Frysinger
vapier at gentoo.org
Thu May 7 04:03:45 CEST 2009
On Wednesday 06 May 2009 21:53:21 Jon Smirl wrote:
> On Wed, May 6, 2009 at 2:57 PM, Jon Smirl <jonsmirl at gmail.com> wrote:
> > Why is "speed selection = 10 Mbps" when both sides support 100Mb?
> > Is uboot decoding this register correctly?
> >
> > uboot> mii dump 0 0
> > 0. (1000) -- PHY control register --
> > (8000:0000) 0.15 = 0 reset
> > (4000:0000) 0.14 = 0 loopback
> > (2040:0000) 0. 6,13 = b00 speed selection = 10 Mbps
>
> This b00 here is confusing. b is a valid hex character, I thought this
> was reporting the register value as 0xb00.
> Instead it appears to be trying to indicate that the two bits are binary?
looks that way. it's showing bit6 and bit13.
-mike
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