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Date: Wed, 23 Dec 2009 08:22:20 -0500
From: Josh Boyer <jwboyer@linux.vnet.ibm.com>
To: "Weirich, Bernhard" <Bernhard.Weirich@riedel.net>
Subject: Re: msi / msix on PPC405EX?
Message-ID: <20091223132220.GA6229@zod.rchland.ibm.com>
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On Wed, Dec 23, 2009 at 09:50:39AM +0100, Weirich, Bernhard wrote:
>Hello,
>
>I am wondering whether msi / msix should work on PPC405EX. A call to pci_enable_msi returns: -38 / ENOSYS, function not implemented.
>Can someone tell me if I am missing out something or if msi is indeed not implemented on this platform?

It doesn't work there yet, as it has not been implemented.  There are patches
for MSI on 460SX now, and those could probably be leveraged once they're merged.

josh