Re: DMA not works in Linux 2.6.12, but in Windows works fine.

[Jeff Garzik]

Sergey Vlasov wrote:
> To IDE developers: Is something planned to work around this problem?
> AFAIK, there are some machines where BIOS does not provide an option to
> turn off the combined mode.

This limitation exists because two drivers (drivers/ide and libata) want 
to use different parts of the same hardware.

Once libata can do ATAPI 100%, when we can just let libata handle both 
PATA and SATA, which will enable DMA again.

	Jeff


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