[realtek] GF4050C (RTL8139)
Thu, 23 Aug 2001 15:21:37 +0000
Donald Becker wrote:
> On Thu, 23 Aug 2001, John Traill wrote:
> >> Could you also please send the PCI subsystem ID for this card..
> >>00:0a.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RT8139
> > Subsystem: Realtek Semiconductor Co., Ltd. RT8139
> Darn, they are using the generic EEPROM contents from Realtek. This
> improperly claims that it was designed/manufactured by Realtek, and
> means we can't distinguish it from regular rtl8139 boards.
> > > The advertising for the card doesn't claim it's a switch, so it's likely
> > > a repeater. Thus the half duplex default setting shouldn't be a problem.
> > > What chips are on the card? RTL8139C? And what others?
> > RTL8139B
> > TC6097P-6
> This is a Tamarack repeater. I found the datasheet on tmi.com.tw --
> there is nothing unusal about it. Specifically there are no power
> control pins.
> > TC6013B
> How many tc6013 transceivers? Four or five? If four, then the rtl8139 has
> a special connection to the repeater. If five, then the rtl8139 is
> connected just as the external ports are.
There are 6 6013B devices and 5 ports ??
> > > > Basic mode control register 0x7809.
> > > Hmmm, no link beat reported.
> > > This could indicate the problem.
> > Basic registers of MII PHY #32: 1000 782d 0000 0000 05e1 0000 0000
> Ahhh, now we have link beat.
> This repeater card shouldn't require any unique setting.
The link beat was reported by mii-diag but we never had the card working
either as a repeater or receiving packets.
> > > The power-up signal seems unlikely, since the hub should work even if
> > > the OS isn't loaded. You can verify this by seeing if other machines
> > > can pass traffic immediately when the host is first powered on.
> > >
> > After power on the card does not function as a hub. It seems dead.
> When does the card start acting as a repeater?
> If the answer is "never, under Linux, but it works fine in MS Windows"
> then we have to figure out what turns on the repeater.
> If the answer is "never, even in MS Windows" then the card is broken.
I'm trying to find suitable windows machine to test the card.
> Donald Becker email@example.com
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