Can't enable DMA when using IDE devices on SATA controllers

[Marcelo Magno T. Sales]

Hi, wwp

> Does this mean that none of the replies you got to your previous email
> provided a solution?

This one did not work at all:
> To get good performance I have to add the following to the boot kernel
> parameters:
> combined_mode=libata atapi_enabled=1

And your suggestion ("Here I added hdc=noprobe to the kernel boot options 
(grub)") seems to solve the problem with the IDE hard drives (which now 
appear as if they were SCSI), but the DVD drives are still too slow... I'll 
research this a little more.

Thanks,

Marcelo