Messages in this thread | | | Date | Tue, 18 Dec 2001 10:16:30 +0000 | From | Russell King <> | Subject | Re: [PATCH] IDE dma reset for sl82c105 |
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On Mon, Dec 17, 2001 at 09:31:08PM -0600, Todd Inglett wrote: > I have found that the IDE controller on a w83c553f (a sl82c105 function) > can get into a hung state if the interrupt line is wired to INTC and a > timeout occurs. The following patch implements a hard reset for the > controller as documented in a Windbond engineering notice.
Thanks - I'll give it a whirl here.
Could you also get an lspci -v dump of the ISA bridge and the IDE function please?
> This patch needs some testing and there appears to be no maintainer for > the sl83c105 IDE driver :(.
I'm about the closest person to a maintainer for that; these chips are used on every NetWinder...
> The conditions to repeat the problem are > that the controller must be wired for PCI INTC, DMA must be in use, and > a timeout error must occur (try mounting a music CD).
Does the Engineering notice give PCI INTC as a pre-condition?
> The patch should apply to 2.5.13 - 2.5.16 (at least).
I think you mean 2.4.13 - 2.4.16 8)
-- Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux http://www.arm.linux.org.uk/personal/aboutme.html
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