Re: [PATCH] M68k IDE updates

[Geert Uytterhoeven]

On Tue, 15 Apr 2003, Jamie Lokier wrote:
> Geert Uytterhoeven wrote:
> > > Since __ide_mm_insw doesn't get told whether it is transferring normal
> > > sector data or drive ID data, it can't necessarily do the right thing
> > > in both situations.
> > 
> > Indeed. Ataris and Q40/Q60s have byteswapped IDE busses, but they expect
> > on-disk data to be that way, for compatibility with e.g. TOS.
> 
> Isn't that best solved in the TOS filesystem code?

There's also a partition table to read. BTW, Atari uses MS-DOS style
partitioning.

> That way, Ataris running Linux can read ext2 disks from other systems
> properly, and other systems can read TOS disks written by Ataris
> properly.

That's why there's also an option to swap all diskdata at the IDE level, so you
can take your Atari disks to a PC and vice versa.

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [e-mail]

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