Date: Thu, 15 Nov 2007 09:41:54 -0500 From: John Baldwin <jhb@freebsd.org> To: freebsd-stable@freebsd.org Subject: Re: Marvell Yukon msk/msi problem Message-ID: <200711150941.54675.jhb@freebsd.org> In-Reply-To: <E1HbyWx-000A27-1l@cs1.cs.huji.ac.il> References: <E1HbyWx-000A27-1l@cs1.cs.huji.ac.il>
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On Thursday 12 April 2007 08:36:02 am Danny Braniss wrote: > hi, > The if_msk works fine under -current, but under -stable it > does not use the MSI capability, and since it's a shared IRQ, it works > less than optimal under heavy cpu load. > Pyun YongHyeon suggested to search for help here :-) > > from the if_msk: > ... > pci_alloc_msi(dev, &msic) == 0) > ... > under -current pci_alloc_msi(...) returns 0, but under -stable > this fails. MSI is not enabled by default in 6-stable. You need to set 'hw.pci.enable_msi=1' in the loader to enable it. -- John Baldwin
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