Messages in this thread | | | Subject | Re: 2.4.21 ServerWorks DMA Bugs | From | Alan Cox <> | Date | 06 Jul 2003 08:40:38 +0100 |
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On Sad, 2003-07-05 at 17:58, Ryan Mack wrote: > That at least explains the lack of DMA, but why does non-DMA IO result in > such significant clock skew?
Because for PIO we default to I/O with IRQ blocked (which is needed for some older 486 type hardware). I really should make setup_pci set the unmask flag
> Also, does anybody know what the status of the failure to recognize higher > UDMA modes on the CSB5 chipset? Is there a working patch out there?
CSB5 UDMA works properly to all my knowledge
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