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Re: IDE disks in Amigas

	Hi Ingo,

On Fri, 4 Apr 2008, Ingo Juergensmann wrote:
> Under AmigaOS the performance of the IDE disk was "OK", but under Linux it's
> quite slow. hdparm shows all options OFF and trying to set DMA to on
> resulted in an error. Is there a reason to not being able to set DMA on IDE
> for Amigas or is it a bug in hdparm or something else?

The Amiga IDE hardware cannot do DMA, only PIO.
Setting the multiple sector count (`hdparm -m') may help, though.

What figures do you get from `hdparm -tT /dev/hda'?



Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds

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