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Subject: Re: pdev_enable_device no longer used ?
To: groudier@club-internet.fr (G?rard Roudier)
Date: Sat, 9 Dec 2000 20:57:32 +0000 (GMT)
Cc: alan@lxorguk.ukuu.org.uk (Alan Cox), davej@suse.de,
        ink@jurassic.park.msu.ru (Ivan Kokshaysky),
        rmk@arm.linux.org.uk (Russell King),
        linux-kernel@vger.kernel.org (Linux Kernel Mailing List)
In-Reply-To: <Pine.LNX.4.10.10012091500230.1058-100000@linux.local> from "G?rard Roudier" at Dec 09, 2000 03:26:43 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> - A driver that blindly shoe-horns some value for the cache-line size must
> be fixed. Basically, it should not change the value if it is not zero and,
> at least, warn user if it has changed the value because it was zero.
> 
> What are the strong reasons that let some POST softwares not fill properly
> the cache line size of PCI devices ?

In part because it is not required to, and on x86 because there may be no
PCI configuration before the OS loader completes

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