linux-kernel - Re: How to get an IDE Hard Reset, not a Soft Reset?

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Message-Id: <200706091540.19661.linux@rainbow-software.org>
Date:	Sat, 9 Jun 2007 15:40:19 +0200
From:	Ondrej Zary <linux@...nbow-software.org>
To:	Ralph Corderoy <ralph@...utplus.co.uk>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: How to get an IDE Hard Reset, not a Soft Reset?

On Saturday 09 June 2007 15:10:31 Ralph Corderoy wrote:
> Hi,
>
> As I understand it, an IDE hard drive can be reset in three ways.  A
> power-on reset, a hard reset caused by pin 1 (RESET-) on the IDE
> connector, and a soft reset (bit SRST in the device control register).
> RESET- is held low on a power on, but can also be used later to do a
> hard reset.

The RESET pin is often wired to the system RESET signal, so there is no way to 
control it separately.

-- 
Ondrej Zary
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