Messages in this thread | | | Subject | Re: User mode drivers: part 2: PCI device handling (patch 1/2 for 2.6.11) | From | Alan Cox <> | Date | Fri, 11 Mar 2005 19:15:46 +0000 |
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> You forgot the PCI domain (a.k.a. hose, phb...) number. > Also, you might encode bus,slot,function according to > the PCI spec. So that gives: > > long usr_pci_open(unsigned pcidomain, unsigned devspec, __u64 dmamask);
Still insufficient because the device might be hotplugged on you. You need a file handle that has the expected revocation effects on unplug and refcounts
Alan
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