From: Jon Mason <jdmason@us.ibm.com>
To: Don Fry <brazilnut@us.ibm.com>
Cc: Matthew Wilcox <matthew@wil.cx>, Daniel Drake <dsd@gentoo.org>,
Jon Mason <jdmason@us.ibm.com>,
mulix@mulix.org, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org, linux-pci@atrey.karlin.mff.cuni.cz
Subject: Re: pcnet32 devices with incorrect trident vendor ID
Date: Thu, 12 Jan 2006 16:33:06 -0600 [thread overview]
Message-ID: <20060112223306.GJ17539@us.ibm.com> (raw)
In-Reply-To: <20060112222320.GA19668@us.ibm.com>
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@redhat.com) 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@us.ibm.com
>
next prev parent reply other threads:[~2006-01-12 22:33 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-12 17:50 [PATCH] Prevent trident driver from grabbing pcnet32 hardware Jon Mason
2006-01-12 19:28 ` Jiri Slaby
2006-01-12 19:34 ` Jiri Slaby
2006-01-12 20:07 ` Muli Ben-Yehuda
2006-01-12 21:15 ` Lee Revell
2006-01-12 21:58 ` Adrian Bunk
2006-01-12 22:06 ` Lee Revell
2006-01-12 22:11 ` Jon Mason
2006-01-12 22:46 ` Adrian Bunk
2006-01-12 21:47 ` Jon Mason
2006-01-12 22:00 ` Adrian Bunk
2006-01-12 22:09 ` Jan Engelhardt
2006-01-12 22:20 ` Jon Mason
2006-01-12 22:42 ` Lee Revell
2006-01-12 22:52 ` Adrian Bunk
2006-01-12 22:55 ` Lee Revell
2006-01-13 10:16 ` Alan Cox
2006-01-12 23:32 ` Old hardware (was Re: [PATCH] Prevent trident driver from grabbing pcnet32 hardware) Lee Revell
2006-01-12 23:52 ` Bob Copeland
2006-01-13 10:28 ` [PATCH] Prevent trident driver from grabbing pcnet32 hardware Alan Cox
2006-01-13 17:55 ` Lee Revell
2006-01-13 11:37 ` Muli Ben-Yehuda
2006-01-13 12:23 ` Adrian Bunk
2006-01-13 12:32 ` Muli Ben-Yehuda
2006-01-13 15:24 ` Adrian Bunk
2006-01-13 15:36 ` Muli Ben-Yehuda
2006-01-12 22:08 ` Jon Mason
2006-01-12 20:49 ` pcnet32 devices with incorrect trident vendor ID Daniel Drake
2006-01-12 20:57 ` Matthew Wilcox
2006-01-12 21:03 ` Daniel Drake
2006-01-12 21:05 ` Matthew Wilcox
2006-01-12 21:22 ` Bill Nottingham
2006-01-12 21:24 ` Bill Nottingham
2006-01-12 22:23 ` Don Fry
2006-01-12 22:33 ` Jon Mason [this message]
2006-01-12 21:05 ` Lennart Sorensen
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