From: Alan <alan@lxorguk.ukuu.org.uk>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: Tejun Heo <htejun@gmail.com>, linux-ide@vger.kernel.org
Subject: Re: [PATCH] sata_uli: ignore SIMPLEX
Date: Mon, 22 Jan 2007 11:30:52 +0000 [thread overview]
Message-ID: <20070122113052.0f885d12@localhost.localdomain> (raw)
In-Reply-To: <45B19509.6080606@pobox.com>
> The PCI IDE spec specifies the simplex bit, but a /vast majority/ of
> controllers, PATA as well as SATA, hardwire the bit, or program it to a
> value set by BIOS. As such, most drivers really should /just know/ that
> their hardware need never worry about this odd simplex concept.
The ULi is the first one I've come across that actually messes this up.
It's so clear in the spec from day one that even the "usual suspects" got
it right.
next prev parent reply other threads:[~2007-01-22 11:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-16 5:55 [PATCH] sata_uli: ignore SIMPLEX Tejun Heo
2007-01-16 11:46 ` Alan
2007-01-20 0:17 ` Jeff Garzik
2007-01-20 3:41 ` Tejun Heo
2007-01-20 4:05 ` Jeff Garzik
2007-01-22 11:30 ` Alan [this message]
2007-01-25 10:40 ` [PATCH] libata: implement ATA_FLAG_IGN_SIMPLEX and use it in sata_uli Tejun Heo
2007-01-25 22:26 ` Jeff Garzik
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