[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Consuming PCI device in PV kernel
On Fri, Jul 18, 2014 at 03:37:13PM +0100, Simon Martin wrote: > Hello Simon, > > Monday, July 7, 2014, 12:22:33 PM, you wrote: > > > Found the code in mini-os. Implementing now. > > I now have a working implementation of my own pcifront based on the > mini-os implementation, however I can't seem to find any examples or > documentation anywhere on how to discover and map the PCI device into > my PV memory map. Not sure what 'PV memory map' means? You mean the BAR values and such? > > Checking the Linux pcifront driver it seems to be doing IO via the > pciback driver. This won't work in my situation, I need raw access to > the PCI device memory. As in to the configuration registers (which would also have the BAR values)? > > Looking at the GPLPV drivers as well to see if I can decipher from > them how to do this. > > Any suggestions on how to implement direct access to the PCI device? > > -- > Best regards, > Simon mailto:furryfuttock@xxxxxxxxx > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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