Re: (was Re: [RFC] IDE 80-core cable detect - chipset-specific code to over-ride eighty_ninty_three())

[Bartlomiej Zolnierkiewicz]

On Thursday 12 of February 2004 21:41, Miquel van Smoorenburg wrote:
> In article <200402122106.41947.bzolnier@xxxxxxxxxxxxxx>,
>
> Bartlomiej Zolnierkiewicz  <B.Zolnierkiewicz@xxxxxxxxxxxxxx> wrote:
> >Hi,
> >
> >word93 of drive identify is:
> >
> >0x603b for IC35L120AVV207-0
> >0x3469 for QUANTUM FIREBALLlct20 30
> >
> >and eighty_ninty_three() checks for bit 0x4000, so...
> >
> >Willy, it seems you are hitting some other problem.
> >Have you already tried booting with "ide0=ata66"?
>
> That reminds me, there is currenly no way to boot with
> ide0=ata33, right ?

Right.

> I have a tyan motherboard with a serverworks chipset, and the
> (2.5" system-) disk is connected with a 40 pins cable. However
> the serverworks chipset doesn't detect this, and tries to run
> it in UDMA<lots> mode. That results in lots of nasty messages
> before it falls back to UDMA33 mode.

It sounds like driver or BIOS bug.  Can I get dmesg from this system?

> Could you put a way to force it into UDMA33 (UDMA2) mode on the
> wishlist, please ?

Yep.

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