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SubjectLinux 2.4.4-ac5; hpt370 & new dma setup
Date
thunder7@xs4all.nl wrote:

> On Fri, May 04, 2001 at 11:24:58PM +0100, Alan Cox wrote:
>>
>> ftp://ftp.kernel.org/pub/linux/kernel/people/alan/2.4/
>>
>> Intermediate diffs are available from
>>
>> http://www.bzimage.org
>>
>> Please test this code **carefully** if using an HPT366/370 IDE controller as
>> there are driver changes there. Otherwise its mostly just catching up with
>> the bugfixes.
>>
>> 2.4.4-ac5
>> o Fix DMA setup on hpt366/370 (Tim Hockin)
>
> I see definite changes; on heavy disk-access I got the following:
>
> hdg: timeout waiting for dma
> ide_dmaproc: chipset supported ide_dma_timeout func only:14
> hdg: irq timeout: status = 0x58 { DriveReady SeekComplete DataRequest}
>
> this was repeated several times, and ide3 was being reset, but the
> kernel hung anyway after 5 minutes of waiting.
>
> I must have an unlucky set of hardware (via chipset VP6 board, Live!,
> ibm drives).

Funny I have had the same problem with 2.4.4 only with a pdc20267 (reported
to lkml with topic '[BUG] pdc20267 and dma timeouts') Is there some problem
with resets on ide2/3?

TIA
Ed Tomlinson <tomlins@cam.org>

Ed Tomlinson
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