Re: pcnet32 devices with incorrect trident vendor ID

[Jon Mason]

On Thu, Jan 12, 2006 at 02:23:20PM -0800, Don Fry wrote:
> There are just a few differences between the 2.4 (1.30h) version of
> pcnet32.c and the 2.6 (1.30j) version, as I have tried to keep them
> as similar as possible.
> 
> The driver was changed in February 2004 to recognize the incorrect
> vendor ID so that the ppc workaround was no longer required, and so that
> the cards would work in non ppc systems.  From the driver perspective
> the ppc workaround could be deleted.
> 
> On my systems lspci shows all the devices with the correct name whether
> it is ppc or x86.

Funny, I get the following on my opteron system:

# lspci | grep Ethernet
0000:03:02.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5703X Gigabit Ethernet (rev 02)
0000:0e:01.0 Ethernet controller: Trident Microsystems 4DWave DX (rev 26)

> 
> PPC:
> donf@elm3b48:/usr/src> lspci | grep Ethernet
> 0000:01:01.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE] (rev 54)
> 0000:21:01.0 Ethernet controller: Intel Corporation 82557/8/9 [Ethernet Pro 100] (rev 0d)
> 0000:62:00.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE] (rev 26)
> 0000:62:01.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE] (rev 26)
> 0000:62:02.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE] (rev 26)
> 0000:62:03.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE] (rev 26)
> 0001:21:01.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE] (rev 44)
> 0001:31:01.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE] (rev 26)
> 0001:41:01.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01)
> 0001:61:01.0 Ethernet controller: Advanced Micro Devices [AMD] 79c978 [HomePNA] (rev 51)
> donf@elm3b48:/usr/src>
> 
> x86:
> [donf@elm3b45 linux-2.6.14-git11]$ lspci | grep Ethernet
> 00:01.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet LANCE] (rev 54)
> 00:05.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet LANCE] (rev 44)
> 02:05.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet LANCE] (rev 16)
> 02:06.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet LANCE] (rev 36)
> 05:02.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet LANCE] (rev 44)
> 05:03.0 Ethernet controller: Advanced Micro Devices [AMD] 79c970 [PCnet LANCE] (rev 54)
> 05:04.0 Ethernet controller: Advanced Micro Devices [AMD] 79c978 [HomePNA] (rev 51)
> [donf@elm3b45 linux-2.6.14-git11]$ 
> 
> On Thu, Jan 12, 2006 at 04:24:35PM -0500, Bill Nottingham wrote:
> > Bill Nottingham (notting@xxxxxxxxxx) said: 
> > > I remember looking at this a while back. I think the corrected information
> > > is only being propagated to the 'vendor' file, and the write_config_word
> > > isn't actually updating the 'config' entry in sysfs.
> > 
> > Ah, here's an example from the box I remember working on this on
> > (without the libpci change):
> > 
> > root@pseries 0000:00:0c.0]# pwd
> > /sys/bus/pci/devices/0000:00:0c.0
> > [root@pseries 0000:00:0c.0]# lspci | grep 0c.0
> > 00:0c.0 Ethernet controller: Trident Microsystems 4DWave DX (rev 26)
> > [root@pseries 0000:00:0c.0]# lspci -n | grep 0c.0
> > 00:0c.0 Class 0200: 1023:2000 (rev 26)
> > [root@pseries 0000:00:0c.0]# cat vendor
> > 0x1022
> > [root@pseries 0000:00:0c.0]# cat device
> > 0x2000
> > [root@pseries 0000:00:0c.0]# od -x config
> > 0000000 2310 0020 4701 8002 2600 0002 0048 0000
> > 0000020 01f0 ff00 0070 21c3 0000 0000 0000 0000
> > 0000040 0000 0000 0000 0000 0000 0000 0000 0000
> > 0000060 0000 10c3 0000 0000 0000 0000 1101 06ff
> > 0000100 0000 0000 0000 0000 0000 0000 0000 0000
> > *
> > 0000400
> > 
> > Note that the config space is different than the vendor file. This
> > was with 2.6.9-ish, I don't have the box around any more to confirm
> > with something more recent.
> > 
> > Bill
> -- 
> Don Fry
> brazilnut@xxxxxxxxxx
> 
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