From: Florian Boelstler <euphoria@arcor.de>
To: linuxppc-embedded@ozlabs.org
Subject: Re: Undestanding ioread32() / readl() and friends
Date: Wed, 21 Feb 2007 15:33:32 +0100 [thread overview]
Message-ID: <erhl7u$kc0$1@sea.gmane.org> (raw)
In-Reply-To: <200702211056.28313.arnd@arndb.de>
Hi,
Arnd Bergmann schrieb:
>> Is this a sort of general rule that ioread32() always returns
>> little-endian values on all architectures?
>
> the ioread family of functions is used for PCI devices, which
> are little-endian by definition.
OK, my knowledge about ioread32() was based on some explanations found
in "Linux Device Drivers". IMHO they showed the ioread family of
functions as a sort of general purpose functions for __iomem-alike
resources.
Thanks, anyway.
Florian
prev parent reply other threads:[~2007-02-21 14:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-21 9:50 Undestanding ioread32() / readl() and friends Florian Boelstler
2007-02-21 9:56 ` Arnd Bergmann
2007-02-21 14:33 ` Florian Boelstler [this message]
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