Re: [Qemu-devel] [PATCH qemu v10 00/14] spapr: vfio: Enable Dynamic DMA windows (DDW)

[Alexey Kardashevskiy]

On 07/07/2015 01:54 AM, Thomas Huth wrote:
> On Mon,  6 Jul 2015 12:10:56 +1000
> Alexey Kardashevskiy <address@hidden> wrote:
> ...
> > This patchset adds DDW support for pseries. The host kernel changes are
> > required, available in the current upstream.
> >
> > This patchset is based on git://github.com/dgibson/qemu.git spapr-next branch.
> >
> > Please comment. Thanks!
>
>   Alexey,
>
> I'm sorry, but it looks like this patch set badly fails to link when
> compiling for a non-Linux target:
>
>    LINK  ppc64-softmmu/qemu-system-ppc64.exe
> hw/ppc/spapr_pci.o: In function `spapr_phb_dma_capabilities_update':
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:785: undefined reference to 
> `spapr_phb_vfio_dma_capabilities_update'
> hw/ppc/spapr_pci.o: In function `rtas_ibm_configure_pe':
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:601: undefined reference to 
> `spapr_phb_vfio_eeh_configure'
> hw/ppc/spapr_pci.o: In function `rtas_ibm_set_slot_reset':
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:573: undefined reference to 
> `spapr_phb_vfio_eeh_reset'
> hw/ppc/spapr_pci.o: In function `rtas_ibm_read_slot_reset_state2':
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:533: undefined reference to 
> `spapr_phb_vfio_eeh_get_state'
> hw/ppc/spapr_pci.o: In function `rtas_ibm_set_eeh_option':
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:455: undefined reference to 
> `spapr_phb_vfio_eeh_set_option'
> hw/ppc/spapr_pci.o: In function `spapr_phb_hotplug_dma_sync':
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:884: undefined reference to 
> `spapr_phb_vfio_dma_remove_window'
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:894: undefined reference to 
> `spapr_phb_vfio_dma_init_window'
> hw/ppc/spapr_pci.o: In function `spapr_phb_dma_init_window':
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:805: undefined reference to 
> `spapr_phb_vfio_dma_init_window'
> hw/ppc/spapr_pci.o: In function `spapr_phb_dma_remove_window':
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:834: undefined reference to 
> `spapr_phb_vfio_dma_remove_window'
> hw/ppc/spapr_pci.o: In function `spapr_phb_reset':
> /home/thuth/devel/qemu/hw/ppc/spapr_pci.c:1538: undefined reference to 
> `spapr_phb_vfio_eeh_reenable'
> collect2: error: ld returned 1 exit status
>
> Please make sure that this series also works if either CONFIG_LINUX
> or CONFIG_PCI are not enabled!


Oh. How exactly did you configure qemu to get this?



--
Alexey