Re: [patch 2.6.14-rc3 2/3] sundance: probe PHYs from MII address 0

From: John W. Linville
Date: Wed Oct 19 2005 - 07:01:03 EST


On Tue, Oct 18, 2005 at 10:31:51PM -0400, Jeff Garzik wrote:
> John W. Linville wrote:

> >--- a/drivers/net/sundance.c
> >+++ b/drivers/net/sundance.c
> >@@ -608,7 +608,7 @@ static int __devinit sundance_probe1 (st
> >
> > np->phys[0] = 1; /* Default setting */
> > np->mii_preamble_required++;
> >- for (phy = 1; phy < 32 && phy_idx < MII_CNT; phy++) {
> >+ for (phy = 0; phy < 32 && phy_idx < MII_CNT; phy++) {
>
> NAK. MII address 0 should be scanned _last_, after all other addresses.
> In some phys, it is a ghost, mirroring another address.
>
> Take a look at some of the original Becker MII scan code from
> ftp://ftp.scyld.com/pub/network/ to see an elegant method for this.

Hmmm...that is clever...patch to follow...

John
--
John W. Linville
linville@xxxxxxxxxxxxx
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