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Date: Tue, 11 May 2004 21:50:08 -0300
To: mike <mike@bristolreccc.co.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: problem with sis900 driver 2.6.5 +
Message-ID: <20040512005008.GA18347@cathedrallabs.org>
References: <1084300104.24569.8.camel@datacontrol>
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From: aris@cathedrallabs.org (Aristeu Sergio Rozanski Filho)
Sender: linux-kernel-owner@vger.kernel.org
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> In kernels 2.6.5 and above (may affect 2.6.4 as well) there seems to be
> a problem with the sis900 eth driver
>=20
> I have a sis chipset with integrated ethernet sis900 driver which has
> always worked perfectly up to and including 2.6.3 (fedora)
>=20
> Now with both fedora 2.6.5 kernel and vanilla 2.6.6 eth0 does not come
> up
>=20
> relevant messages
>=20
> sis900 device eth0 does not appear to be present delaying initialisation
>=20
> and from dmesg eth0: cannot find ISA bridge
>=20
> 2.6.3 works fine
>=20
> lsmod shows sis and sis900 modules loaded fine
I had the same problem, the patch attached is a dirty fix to get it
running again. in newer kernels its isa bridge is listed with a different
product id (0x0018). no idea why.

--=20
Aristeu


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--- linux-2.6.5/drivers/net/sis900.c.old	2004-05-11 21:50:35.000000000 -0300
+++ linux-2.6.5/drivers/net/sis900.c	2004-05-11 21:51:38.000000000 -0300
@@ -260,7 +260,8 @@ static int __devinit sis630e_get_mac_add
 	u8 reg;
 	int i;
=20
-	if ((isa_bridge =3D pci_find_device(0x1039, 0x0008, isa_bridge)) =3D=3D N=
ULL) {
+	if ((isa_bridge =3D pci_find_device(0x1039, 0x0008, isa_bridge)) =3D=3D N=
ULL &&
+		(isa_bridge =3D pci_find_device(0x1039, 0x0018, isa_bridge)) =3D=3D NULL=
) {
 		printk("%s: Can not find ISA bridge\n", net_dev->name);
 		return 0;
 	}

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