The platform device class has become abstract. This patch introduces a hisilicon hnsvf device that derives from it.
Signed-off-by: Rick Song <songwen...@huawei.com> --- hw/vfio/Makefile.objs | 1 + hw/vfio/hisi-hnsvf.c | 56 +++++++++++++++++++++++++++++++++++++++ include/hw/vfio/vfio-hisi-hnsvf.h | 51 +++++++++++++++++++++++++++++++++++ 3 files changed, 108 insertions(+) create mode 100644 hw/vfio/hisi-hnsvf.c create mode 100644 include/hw/vfio/vfio-hisi-hnsvf.h diff --git a/hw/vfio/Makefile.objs b/hw/vfio/Makefile.objs index c25e32b..d19dffc 100644 --- a/hw/vfio/Makefile.objs +++ b/hw/vfio/Makefile.objs @@ -4,5 +4,6 @@ obj-$(CONFIG_PCI) += pci.o pci-quirks.o obj-$(CONFIG_SOFTMMU) += platform.o obj-$(CONFIG_SOFTMMU) += calxeda-xgmac.o obj-$(CONFIG_SOFTMMU) += amd-xgbe.o +obj-$(CONFIG_SOFTMMU) += hisi-hnsvf.o obj-$(CONFIG_SOFTMMU) += spapr.o endif diff --git a/hw/vfio/hisi-hnsvf.c b/hw/vfio/hisi-hnsvf.c new file mode 100644 index 0000000..5b48e27 --- /dev/null +++ b/hw/vfio/hisi-hnsvf.c @@ -0,0 +1,56 @@ +/* + * Hisilicon HNS Virtual Function VFIO device + * + * Copyright Huawei Limited, 2016 + * + * Authors: + * Rick Song <songwen...@huawei.org> + * + * This work is licensed under the terms of the GNU GPL, version 2. See + * the COPYING file in the top-level directory. + * + */ + +#include "qemu/osdep.h" +#include "hw/vfio/vfio-hisi-hnsvf.h" + +static void hisi_hnsvf_realize(DeviceState *dev, Error **errp) +{ + VFIOPlatformDevice *vdev = VFIO_PLATFORM_DEVICE(dev); + VFIOHisiHnsvfDeviceClass *k = VFIO_HISI_HNSVF_DEVICE_GET_CLASS(dev); + + vdev->compat = g_strdup("hisilicon,hnsvf-v2"); + + k->parent_realize(dev, errp); +} + +static const VMStateDescription vfio_platform_hisi_hnsvf_vmstate = { + .name = TYPE_VFIO_HISI_HNSVF, + .unmigratable = 1, +}; + +static void vfio_hisi_hnsvf_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + VFIOHisiHnsvfDeviceClass *vcxc = + VFIO_HISI_HNSVF_DEVICE_CLASS(klass); + vcxc->parent_realize = dc->realize; + dc->realize = hisi_hnsvf_realize; + dc->desc = "VFIO HISI HNSVF"; + dc->vmsd = &vfio_platform_hisi_hnsvf_vmstate; +} + +static const TypeInfo vfio_hisi_hnsvf_dev_info = { + .name = TYPE_VFIO_HISI_HNSVF, + .parent = TYPE_VFIO_PLATFORM, + .instance_size = sizeof(VFIOHisiHnsvfDevice), + .class_init = vfio_hisi_hnsvf_class_init, + .class_size = sizeof(VFIOHisiHnsvfDeviceClass), +}; + +static void register_hisi_hnsvf_dev_type(void) +{ + type_register_static(&vfio_hisi_hnsvf_dev_info); +} + +type_init(register_hisi_hnsvf_dev_type) diff --git a/include/hw/vfio/vfio-hisi-hnsvf.h b/include/hw/vfio/vfio-hisi-hnsvf.h new file mode 100644 index 0000000..9208656 --- /dev/null +++ b/include/hw/vfio/vfio-hisi-hnsvf.h @@ -0,0 +1,51 @@ +/* + * VFIO Hisilicon HNS Virtual Function device + * + * Copyright Hisilicon Limited, 2016 + * + * Authors: + * Rick Song <songwen...@huawei.com> + * + * This work is licensed under the terms of the GNU GPL, version 2. See + * the COPYING file in the top-level directory. + * + */ + +#ifndef HW_VFIO_VFIO_HISI_HNSVF_H +#define HW_VFIO_VFIO_HISI_HNSVF_H + +#include "hw/vfio/vfio-platform.h" + +#define TYPE_VFIO_HISI_HNSVF "vfio-hisi-hnsvf" + +/** + * This device exposes: + * - 5 MMIO regions: MAC, PCS, SerDes Rx/Tx regs, + SerDes Integration Registers 1/2 & 2/2 + * - 2 level sensitive IRQs and optional DMA channel IRQs + */ +struct VFIOHisiHnsvfDevice { + VFIOPlatformDevice vdev; +}; + +typedef struct VFIOHisiHnsvfDevice VFIOHisiHnsvfDevice; + +struct VFIOHisiHnsvfDeviceClass { + /*< private >*/ + VFIOPlatformDeviceClass parent_class; + /*< public >*/ + DeviceRealize parent_realize; +}; + +typedef struct VFIOHisiHnsvfDeviceClass VFIOHisiHnsvfDeviceClass; + +#define VFIO_HISI_HNSVF_DEVICE(obj) \ + OBJECT_CHECK(VFIOHisiHnsvfDevice, (obj), TYPE_VFIO_HISI_HNSVF) +#define VFIO_HISI_HNSVF_DEVICE_CLASS(klass) \ + OBJECT_CLASS_CHECK(VFIOHisiHnsvfDeviceClass, (klass), \ + TYPE_VFIO_HISI_HNSVF) +#define VFIO_HISI_HNSVF_DEVICE_GET_CLASS(obj) \ + OBJECT_GET_CLASS(VFIOHisiHnsvfDeviceClass, (obj), \ + TYPE_VFIO_HISI_HNSVF) + +#endif -- 1.9.1