From: "David S. Miller" <davem@davemloft.net>
To: jonsmirl@gmail.com
Cc: benh@kernel.crashing.org, linux-kernel@vger.kernel.org,
greg@kroah.com, helgehaf@aitel.hist.no, torvalds@osdl.org
Subject: Re: Ignore disabled ROM resources at setup
Date: Mon, 29 Aug 2005 22:32:38 -0700 (PDT) [thread overview]
Message-ID: <20050829.223238.18109086.davem@davemloft.net> (raw)
In-Reply-To: <9e47339105082921356543098c@mail.gmail.com>
From: Jon Smirl <jonsmirl@gmail.com>
Date: Tue, 30 Aug 2005 00:35:11 -0400
> As far as I can tell no one has built recent hardware this way. But I
> believe there are some old SCSI controllers that do this. I provided a
> ROM API for disabling sysfs access, if we identify one of these cards
> we should just add a call to it's driver to disable ROM access instead
> of bothering with the copy. Currently the copy is not being used
> anywhere in the kernel.
Qlogic ISP is one such card, but there are several others.
I think enabling the ROM is a very bad idea, since we in fact
know it disables the I/O and MEM space decoders on a non-empty
set of PCI cards.
next prev parent reply other threads:[~2005-08-30 5:32 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200508261859.j7QIxT0I016917@hera.kernel.org>
2005-08-30 2:38 ` Ignore disabled ROM resources at setup Benjamin Herrenschmidt
2005-08-30 3:15 ` Linus Torvalds
2005-08-30 4:47 ` Jon Smirl
2005-08-30 3:19 ` Benjamin Herrenschmidt
2005-08-30 3:52 ` Linus Torvalds
2005-08-30 4:09 ` Linus Torvalds
2005-08-30 4:20 ` David S. Miller
2005-08-30 4:37 ` Benjamin Herrenschmidt
2005-08-30 4:40 ` Linus Torvalds
2005-08-30 4:49 ` Benjamin Herrenschmidt
2005-08-30 5:29 ` Linus Torvalds
2005-08-30 6:46 ` Benjamin Herrenschmidt
2005-08-31 4:16 ` Benjamin Herrenschmidt
2005-08-30 4:51 ` Jon Smirl
2005-08-30 4:54 ` Benjamin Herrenschmidt
2005-08-30 5:15 ` Linus Torvalds
2005-08-30 14:39 ` Alan Cox
2005-08-30 15:29 ` Petr Vandrovec
2005-08-30 4:33 ` Benjamin Herrenschmidt
2005-08-30 5:03 ` Linus Torvalds
2005-08-30 6:40 ` Benjamin Herrenschmidt
2005-08-30 4:35 ` Jon Smirl
2005-08-30 5:32 ` David S. Miller [this message]
2005-08-30 6:43 ` Benjamin Herrenschmidt
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