Re: Unknown Southbridge (was: Disk-I/O and kupdated@99.9% system (2.4.18-pre9))

Vojtech Pavlik
2002-02-12T10:24:10Z

On Tue, Feb 12, 2002 at 11:20:05AM +0100, Florian Hars wrote:

> I wrote:
> > Whenever I do some heavy disk-I/O (like untaring an archive with 13000
> > files that amount to 5GB), the CPU-state repeatedly goes to 99.9%
> > system
>
> Part of the problem could be alleviated by unmasking the interrupts,
> but now some part of the IDE system is crying for its master:
>
> Uniform Multi-Platform E-IDE driver Revision: 6.31
> ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
> VP_IDE: IDE controller on PCI bus 00 dev 89
> VP_IDE: chipset revision 6
> VP_IDE: not 100% native mode: will probe irqs later
> VP_IDE: Unknown VIA SouthBridge, contact Vojtech Pavlik <vojtech@suse.cz>
>
> I use a Gigabyte GA-7VTXE with a VIA KT266A chipset and a Southbridge
> called VT8233A, which does not look like one of the "FUTURE_BRIDGES"
> that are ifdefed out in the driver (or is it the same as the
> { "vt8233c", PCI_DEVICE_ID_VIA_8233C, 0x00, 0x2f, VIA_UDMA_100 } ?).
>
> Yours, Florian Hars.

2.5.2 (and later, and maybe some earlier versions as well) have support
for this chipset. You can copy over the via82cxxx.c and ide-timing.h to
your kernel and it should work.

--
Vojtech Pavlik
SuSE Labs