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

From: Miquel van Smoorenburg
Date: Thu Feb 12 2004 - 15:44:02 EST


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 ?

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.

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

Mike.

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