Re: VT82C686A corruption with 2.4.x

safemode (safemode@voicenet.com)
Wed, 31 Jan 2001 15:01:04 -0500


Mark Hahn wrote:

> >From what I gather this chipset on 2.4.x is only stable if you cripple just about everything that makes
> > it worth having (udma, 2nd ide channel etc etc) ? does it even work when all that's done now or is
> > it fully functional?
>
> it seems to be fully functional for some or most people,
> with two, apparently, reporting major problems.
>
> my via (kt133) is flawless in 2.4.1 (a drive on each channel,
> udma enabled and in use) and has for all the 2.3's since I got it.

I'm wondering... Perhaps it's a problem motherboard specific. I'm using the KA7 and saw pretty bad
problems (extreme fs corruption) and bad latency. Perhaps the K7V and the KT7's dont have this problem. I
dont see any of the problems with dma enabled on 2.2.x

Output of 2.2.19-pre7 lspci -v
00:00.0 Host bridge: VIA Technologies, Inc. VT8371 [KX133] (rev 02)
Flags: bus master, medium devsel, latency 0
Memory at d0000000 (32-bit, prefetchable)
Capabilities: [a0] AGP version 2.0

00:01.0 PCI bridge: VIA Technologies, Inc. VT8371 [KX133 AGP] (prog-if 00 [Normal decode])
Flags: bus master, 66Mhz, medium devsel, latency 0
Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
I/O behind bridge: 0000c000-0000cfff
Memory behind bridge: d4000000-d7ffffff
Prefetchable memory behind bridge: d8000000-d9ffffff
Capabilities: [80] Power Management version 2

00:07.0 ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super South] (rev 22)
Subsystem: VIA Technologies, Inc. VT82C686/A PCI to ISA Bridge
Flags: bus master, stepping, medium devsel, latency 0

00:07.1 IDE interface: VIA Technologies, Inc. Bus Master IDE (rev 10) (prog-if 8a [Master SecP PriP])
Flags: bus master, medium devsel, latency 32
I/O ports at d000
Capabilities: [c0] Power Management version 2

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