Messages in this thread | | | Date | Tue, 30 Jan 2001 10:49:10 +0100 | From | Vojtech Pavlik <> | Subject | Re: [patch] Update of the VIA driver to version 3.20 |
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On Tue, Jan 30, 2001 at 10:48:26AM +0100, Vojtech Pavlik wrote:
> The current VIA driver in 2.4.0 is version 2.1e. I wouldn't push a new > version, but VIA has released the vt82c686b chip and it's causing a lot > of trouble. > > The 2.1e version can't recognize it from the vt82c686a, the only > difference being the revision of the ISA bridge. This causes quite a lot > of trouble, because the 686b chip has some significant changes in its > UDMA programming, because it can do UDMA100. > > The 3.20 driver I'm sending a diff for is well tested and working > nicely, also enabling the use of UDMA100 on the vt82c686b. > > On some vt82c586b's it fixes crashes and reboots, because it disables a > certain dangerous feature (hold PREQ# till DDACK# unasserted), which > BIOSes sometimes leave enabled. > > It also handles 8-bit (command) timing of the ATA bus better. > > I know it's a big change, but please put this patch either in 2.4.1 or > in 2.4.2 - it'll help a lot of people and I'll be getting much less > mails about non-working 686b's. > > It's against 2.4.1-pre12, but should patch cleanly against pre11 or > anything later.
And here goes the patch.
-- Vojtech Pavlik SuSE Labs [unhandled content-type:application/x-gunzip] | |