Re: [Qemu-devel] [PATCH v2 2/3] prep: Add Raven PCI host SysBus device

[Anthony Liguori <anthony@codemonkey.ws>]

On 01/06/2012 06:06 PM, Andreas Färber wrote:
> For now, focus on qdev'ification and leave PIC IRQs unchanged.
>
> Signed-off-by: Andreas Färber<andreas.faerber@web.de>
> Cc: Hervé Poussineau<hpoussin@reactos.org>
> Cc: Michael S. Tsirkin<mst@redhat.com>
> Cc: Anthony Liguori<aliguori@us.ibm.com>
> ---
>   hw/prep_pci.c |   41 +++++++++++++++++++++++++++++++----------
>   1 files changed, 31 insertions(+), 10 deletions(-)
>
> diff --git a/hw/prep_pci.c b/hw/prep_pci.c
> index 741b273..2ff6b8c 100644
> --- a/hw/prep_pci.c
> +++ b/hw/prep_pci.c
> @@ -114,31 +114,43 @@ PCIBus *pci_prep_init(qemu_irq *pic,
>                         MemoryRegion *address_space_mem,
>                         MemoryRegion *address_space_io)
>   {
> +    DeviceState *dev;
>       PREPPCIState *s;
>
> -    s = g_malloc0(sizeof(PREPPCIState));
> -    s->bus = pci_register_bus(NULL, "pci",
> +    dev = qdev_create(NULL, "raven-pcihost");
> +    s = FROM_SYSBUS(PREPPCIState, sysbus_from_qdev(dev));
> +    s->address_space = address_space_mem;
> +    s->bus = pci_register_bus(&s->busdev.qdev, "pci",
>                                 prep_set_irq, prep_map_irq, pic,
>                                 address_space_mem,
>                                 address_space_io,
>                                 0, 4);
> +    qdev_init_nofail(dev);
> +    qdev_property_add_child(qdev_get_root(), "raven", dev, NULL);
> +
> +    memory_region_init_io(&s->mmcfg,&PPC_PCIIO_ops, s, "pciio", 0x00400000);
> +    memory_region_add_subregion(address_space_mem, 0x80800000,&s->mmcfg);
> +
> +    pci_create_simple(s->bus, 0, "raven");
> +
> +    return s->bus;
> +}
> +
> +static int raven_pcihost_init(SysBusDevice *dev)
> +{
> +    PREPPCIState *s = FROM_SYSBUS(PREPPCIState, dev);
>
>       memory_region_init_io(&s->conf_mem,&pci_host_conf_be_ops, s,
>                             "pci-conf-idx", 1);
> -    memory_region_add_subregion(address_space_io, 0xcf8,&s->conf_mem);
> +    sysbus_add_io(dev, 0xcf8,&s->conf_mem);
>       sysbus_init_ioports(&s->busdev, 0xcf8, 1);
>
>       memory_region_init_io(&s->data_mem,&pci_host_data_be_ops, s,
>                             "pci-conf-data", 1);
> -    memory_region_add_subregion(address_space_io, 0xcfc,&s->data_mem);
> +    sysbus_add_io(dev, 0xcfc,&s->data_mem);
>       sysbus_init_ioports(&s->busdev, 0xcfc, 1);
>
> -    memory_region_init_io(&s->mmcfg,&PPC_PCIIO_ops, s, "pciio", 0x00400000);
> -    memory_region_add_subregion(address_space_mem, 0x80800000,&s->mmcfg);
> -
> -    pci_create_simple(s->bus, 0, "raven");
> -
> -    return s->bus;
> +    return 0;
>   }
>
>   static int raven_init(PCIDevice *d)
> @@ -177,8 +189,17 @@ static PCIDeviceInfo raven_info = {
>       },
>   };
>
> +static SysBusDeviceInfo raven_pcihost_info = {
> +    .qdev.name = "raven-pcihost",
> +    .qdev.fw_name = "pci",
> +    .qdev.size = sizeof(PREPPCIState),
> +    .qdev.no_user = 1,
> +    .init = raven_pcihost_init,
> +};
> +
>   static void raven_register_devices(void)
>   {
> +    sysbus_register_withprop(&raven_pcihost_info);
>       pci_qdev_register(&raven_info);

I see now :-)  Ignore previous message.

Regards,

Anthony Liguori

>   }
>