Date: Fri, 11 Mar 2005 15:52:29 +0300 (MSK) From: Oleg Bulyzhin <oleg@rinet.ru> To: Dmitry Morozovsky <marck@rinet.ru> Cc: freebsd-stable@freebsd.org Subject: Re: re driver trobles (RELENG_5) Message-ID: <20050311154312.O83809@lath.rinet.ru> Resent-Message-ID: <20050311164602.R83809@lath.rinet.ru> In-Reply-To: <20050310164007.W94235@woozle.rinet.ru> References: <20050310164007.W94235@woozle.rinet.ru>
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On Thu, 10 Mar 2005, Dmitry Morozovsky wrote: > Dear colleagues, > > experimenting with new amd64-based router we found strange re(4) behaviour > when working in autoselect media mode: > > whenever promisc mode turned on, renegotiating occurs, leading to 3 to 45 > (depending on STP settings on the switch) network unavailability. > > Moreover, some other re(4) setting changes seem to disturb link state > unneededly (such as ifconfig re0 -vlanhwtag) > > The most annoying fact is that we non-autonegotiating mode with our re and > D-Link gigabit switches: fixing media at 1000BaseTX leads to link down > regardless of master/slave settings on both sides; on re side it is even > undocumented. > > Any clues? > > Thanks in advance. > > Sincerely, > D.Marck [DM5020, MCK-RIPE, DM3-RIPN] > ------------------------------------------------------------------------ > *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** > ------------------------------------------------------------------------ Further investigation revealed even more weirdness of re driver: If re card plugged into switch (tested with Catalyst 2948G) with fixed port speed/duplex (100/full) settings, and we trying to reboot - re driver fails to attach: re0: <RealTek 8169S Single-chip Gigabit Ethernet> port 0xd000-0xd0ff mem 0xcfffbf00-0xcfffbfff irq 16 at device 11.0 on pci0 miibus0: <MII bus> on re0 rgephy0: <RTL8169S/8110S media interface> on miibus0 rgephy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseTX, 1000baseTX-FDX, auto re0: bpf attached re0: Ethernet address: 00:11:09:cd:15:77 re0: diagnostic failed, failed to receive packet in loopback mode re0: attach aborted due to hardware diag failure rgephy0: detached miibus0: detached device_attach: re0 attach returned 5 If switch port configured for 'auto' mode we can reboot without problems. -- Oleg. ================================================================ === Oleg Bulyzhin -- OBUL-RIPN -- OBUL-RIPE -- oleg@rinet.ru === ================================================================
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