Subject: Re: IDE / ATAPI attachment without soft reset
To: Ignatios Souvatzis <is@jocelyn.rhein.de>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: tech-kern
Date: 12/09/1999 13:27:08
On Thu, 9 Dec 1999 22:19:36 +0100
Ignatios Souvatzis <is@jocelyn.rhein.de> wrote:
> for the Amiga, there are a couple of nearly-IDE interfaces, that don't contain
> the 0x3f6 register (interupt enable, soft reset on write; alternate status
> on read).
>
> Whould it work to leave out the hard part of the probing, and replace them
> by something more soft, like, issue ATA identify and ATAPI identify commands
> to both units and see what answers?
How about a flag in the channel softc? The front-end can fill it in,
and the core layer can pay attention to it... WDC_NO_SOFT_RESET?
-- Jason R. Thorpe <thorpej@nas.nasa.gov>