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    SubjectRe: Unknown Southbridge (was: Disk-I/O and % system (2.4.18-pre9))
    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
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