bge0 interface seen but not working

[YongHyeon PYUN]

On Tue, Jan 17, 2012 at 10:12:23AM -0500, John Baldwin wrote:
> On Saturday, January 14, 2012 5:53:58 pm YongHyeon PYUN wrote:
> > On Sat, Jan 14, 2012 at 08:55:51AM -0800, Bill Norton wrote:
> > > Greetings,
> > > 
> > > I posted this on the pc-bsd forum and was directed here.?
> > > 
> > > I installed the latest 8.X and the interface worked fine.?
> > > 
> > > Yesterday, I did a clean install of 9.0.?
> > > 
> > > The issue is that the bge0 interface is not working.?
> > > It is seen by the kernel(ifconfig shows it) but just won't ping.
> > > I have tried dhcp and a static address.?
> > > I used a backtrack live cd and this worked fine.?
> > > 
> > 
> > Probably disabling MSI will workaround your issue. Add
> > 
> > hw.pci.enable_msi="0"
> > 
> > to /boot/loader.conf.
> > 
> > > 
> > > I did find this bug below but it seemed to only affect 8.2
> > > 
> > > The bge(4) Ethernet driver has a known issue where the interface is seen 
> but does not respond to networking requests. A patch is available for 8.2 (see 
> 155442) and the driver will be fixed in 8.3.
> > > 
> > > Any ideas??
> > > 
> > 
> > I thought it was already fixed by John but it seems it is not.
> > John, would you take a look?(NVIDIA HT MSI issue)?
> 
> It is not fully resolved.  9 has some different changes, but those changes 
> broke other systems.  It seems MSI on NVIDIA HT systems requires a lot of 
> extra quirks to actually work.
> 

Ok, to mitigate the issue, I introduced a tunable that disables
MSI.

Thanks.