2012/1/24 Shachar Shemesh <[email protected]> > I know, the subject is strange, but the truth is that the actual problem > is also strange. > > At work, we have a batch of Dell machines. We also, regularly, use a > certain type of PCI-express x1 card for video capture and playback. > Strangely, on those machines, if we insert the card into slot 2 of the > machine, the card is not visible to the kernel. It does not appear on > lspci, and obviously, the driver is not loaded and does not work. Moving > the card to a different slot resolves all of the above problems. The > machine's BIOS has an option to enumerate all cards, and does see the card > without a problem. > > The problem happens with Fedora Core 15, and happened on at least three > different machines, so we can rule out a machine failure. > > I am at a loss as to how to even begin to debug this problem. > >
Before debugging it, try verifying it's not a known "HW" bug. Upgrade the BIOS to the latest stable. -- Shimi
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