On Tue, 2007-11-27 at 16:59 +0300, Anton Vorontsov wrote:
> On Tue, Nov 27, 2007 at 02:17:11PM +0100, Joakim Tjernlund wrote:
> >
> > On Tue, 2007-11-27 at 14:39 +0300, Anton Vorontsov wrote:
> > > On Mon, Nov 26, 2007 at 04:04:08PM +0100, Joakim Tjernlund wrote:
> > > > On Mon, 2007-11-26 at 17:29 +0300, Vitaly Bordug wrote:
> > > > > fixed-link says: register new "Fixed/emulated PHY", i.e. PHY that
> > > > > not connected to the real MDIO bus.
> > > > >
> > > > > Signed-off-by: Vitaly Bordug <[email protected]>
> > > > > Signed-off-by: Anton Vorontsov <[email protected]>
> > > > >
> > > > > ---
> > > > >
> > > > > Documentation/powerpc/booting-without-of.txt | 3 +
> > > > > arch/powerpc/sysdev/fsl_soc.c | 56 ++++++++++++++++++--------
> > > > > 2 files changed, 42 insertions(+), 17 deletions(-)
> > > > >
> > > > >
> > > > > diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt
> > > > > index e9a3cb1..cf25070 100644
> > > > > --- a/Documentation/powerpc/booting-without-of.txt
> > > > > +++ b/Documentation/powerpc/booting-without-of.txt
> > > > > @@ -1254,6 +1254,9 @@ platforms are moved over to use the flattened-device-tree model.
> > > > > services interrupts for this device.
> > > > > - phy-handle : The phandle for the PHY connected to this ethernet
> > > > > controller.
> > > > > + - fixed-link : <a b c> where a is emulated phy id - choose any,
> > > > > + but unique to the all specified fixed-links, b is duplex - 0 half,
> > > > > + 1 full, c is link speed - d#10/d#100/d#1000.
> > > >
> > > > Good work!
> > > > May I suggest adding a "d" to <a b c> where d is flow control - 0 no, 1 yes
> > >
> > > Well, I see no reference of the "flow" neither in the include/linux/mii.h
> > > nor in the drivers/net/phy/*. :-/ Thus today there is no such register
> > > bit we can emulate?..
> >
> > Well, as good as I can recall, flow control(pause) is something that the
> > PHY negotiates, just like FDX/HDX and should be dealt with in the
> > adjust_link callback but not many do currently.
> >
> > If you seach for pause in phy_device.c you will find it.
>
> Ah, pause. Sure, we can emulate that.
Good, looking into phy_device there seems to be 2 pauses:
ADVERTISED_Pause and ADVERTISE_PAUSE_ASYM which
maps to phydev->pause and phydev->asym_pause
so "d" should reflect that or a "e" should be added
for the asym pause.
Jocke
Jocke
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