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hw/vfio/platform: calxeda xgmac device

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The platform device class has become abstract. This patch introduces
a calxeda xgmac device that derives from it.

Signed-off-by: Eric Auger <eric.auger@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Eric Auger 2015-06-09 09:00:07 +01:00 committed by Alex Williamson
parent 38559979bf
commit 7a8d15d770
3 changed files with 102 additions and 0 deletions
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1
hw/vfio/Makefile.objs
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@ -2,4 +2,5 @@ ifeq ($(CONFIG_LINUX), y)
obj-$(CONFIG_SOFTMMU) += common.o
obj-$(CONFIG_PCI) += pci.o
obj-$(CONFIG_SOFTMMU) += platform.o
obj-$(CONFIG_SOFTMMU) += calxeda-xgmac.o
endif

55
hw/vfio/calxeda-xgmac.c Normal file
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@ -0,0 +1,55 @@
/*
* calxeda xgmac VFIO device
*
* Copyright Linaro Limited, 2014
*
* Authors:
* Eric Auger <eric.auger@linaro.org>
*
* This work is licensed under the terms of the GNU GPL, version 2. See
* the COPYING file in the top-level directory.
*
*/
#include "hw/vfio/vfio-calxeda-xgmac.h"
static void calxeda_xgmac_realize(DeviceState *dev, Error **errp)
{
VFIOPlatformDevice *vdev = VFIO_PLATFORM_DEVICE(dev);
VFIOCalxedaXgmacDeviceClass *k = VFIO_CALXEDA_XGMAC_DEVICE_GET_CLASS(dev);
vdev->compat = g_strdup("calxeda,hb-xgmac");
k->parent_realize(dev, errp);
}
static const VMStateDescription vfio_platform_calxeda_xgmac_vmstate = {
.name = TYPE_VFIO_CALXEDA_XGMAC,
.unmigratable = 1,
};
static void vfio_calxeda_xgmac_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VFIOCalxedaXgmacDeviceClass *vcxc =
VFIO_CALXEDA_XGMAC_DEVICE_CLASS(klass);
vcxc->parent_realize = dc->realize;
dc->realize = calxeda_xgmac_realize;
dc->desc = "VFIO Calxeda XGMAC";
dc->vmsd = &vfio_platform_calxeda_xgmac_vmstate;
}
static const TypeInfo vfio_calxeda_xgmac_dev_info = {
.name = TYPE_VFIO_CALXEDA_XGMAC,
.parent = TYPE_VFIO_PLATFORM,
.instance_size = sizeof(VFIOCalxedaXgmacDevice),
.class_init = vfio_calxeda_xgmac_class_init,
.class_size = sizeof(VFIOCalxedaXgmacDeviceClass),
};
static void register_calxeda_xgmac_dev_type(void)
{
type_register_static(&vfio_calxeda_xgmac_dev_info);
}
type_init(register_calxeda_xgmac_dev_type)

46
include/hw/vfio/vfio-calxeda-xgmac.h Normal file
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@ -0,0 +1,46 @@
/*
* VFIO calxeda xgmac device
*
* Copyright Linaro Limited, 2014
*
* Authors:
* Eric Auger <eric.auger@linaro.org>
*
* 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_CALXEDA_XGMAC_H
#define HW_VFIO_VFIO_CALXEDA_XGMAC_H
#include "hw/vfio/vfio-platform.h"
#define TYPE_VFIO_CALXEDA_XGMAC "vfio-calxeda-xgmac"
/**
* This device exposes:
* - a single MMIO region corresponding to its register space
* - 3 IRQS (main and 2 power related IRQs)
*/
typedef struct VFIOCalxedaXgmacDevice {
VFIOPlatformDevice vdev;
} VFIOCalxedaXgmacDevice;
typedef struct VFIOCalxedaXgmacDeviceClass {
/*< private >*/
VFIOPlatformDeviceClass parent_class;
/*< public >*/
DeviceRealize parent_realize;
} VFIOCalxedaXgmacDeviceClass;
#define VFIO_CALXEDA_XGMAC_DEVICE(obj) \
OBJECT_CHECK(VFIOCalxedaXgmacDevice, (obj), TYPE_VFIO_CALXEDA_XGMAC)
#define VFIO_CALXEDA_XGMAC_DEVICE_CLASS(klass) \
OBJECT_CLASS_CHECK(VFIOCalxedaXgmacDeviceClass, (klass), \
TYPE_VFIO_CALXEDA_XGMAC)
#define VFIO_CALXEDA_XGMAC_DEVICE_GET_CLASS(obj) \
OBJECT_GET_CLASS(VFIOCalxedaXgmacDeviceClass, (obj), \
TYPE_VFIO_CALXEDA_XGMAC)
#endif