On 17 February 2017 at 16:49, Herb Peyerl <hpey...@beer.org> wrote: >> On Feb 17, 2017, at 9:36 AM, Peter Maydell <peter.mayd...@linaro.org> wrote: >>>> qemu-system-aarch64: Option ‘-device myfoo’ cannot be handled by this >>>> machine >> >> This is saying "I don't know about this device at all", and >> doesn't have anything to do with chardevs. I would >> start by checking that your code is really being built >> (ie you have the makefile syntax right and have specified >> in the right default-configs/ file that it should be >> built for this target architecture, and that you have >> the right syntax to register the device (the type_init >> macro and associated boilerplate). > > My device is in there. I can insmod my driver on the guest and > I see my device registers being read/written do.
If your device is already present then you don't want to try to use -device (which would be attempting to add a second instance of it to the system). thanks -- PMM
