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authorEric Auger <eric.auger@linaro.org>2016-02-19 09:42:29 -0700
committerAlex Williamson <alex.williamson@redhat.com>2016-02-19 09:42:29 -0700
commit62d9551247a2db3937d99e5495bc36b32abb41be (patch)
tree1cc4843ecf2ab7f55c74f2d80148e6f99cf4ee30 /hw/vfio
parent3fc1c182c1c1131ab16ce282b3d9567f334a96df (diff)
hw/vfio/platform: amd-xgbe device
This patch introduces the amd-xgbe VFIO platform device. It allows the guest to do passthrough on a device exposing an "amd,xgbe-seattle-v1a" compat string. 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>
Diffstat (limited to 'hw/vfio')
-rw-r--r--hw/vfio/Makefile.objs1
-rw-r--r--hw/vfio/amd-xgbe.c55
2 files changed, 56 insertions, 0 deletions
diff --git a/hw/vfio/Makefile.objs b/hw/vfio/Makefile.objs
index d3248633c1..ceddbb8f99 100644
--- a/hw/vfio/Makefile.objs
+++ b/hw/vfio/Makefile.objs
@@ -3,4 +3,5 @@ obj-$(CONFIG_SOFTMMU) += common.o
obj-$(CONFIG_PCI) += pci.o pci-quirks.o
obj-$(CONFIG_SOFTMMU) += platform.o
obj-$(CONFIG_SOFTMMU) += calxeda-xgmac.o
+obj-$(CONFIG_SOFTMMU) += amd-xgbe.o
endif
diff --git a/hw/vfio/amd-xgbe.c b/hw/vfio/amd-xgbe.c
new file mode 100644
index 0000000000..53451eb22d
--- /dev/null
+++ b/hw/vfio/amd-xgbe.c
@@ -0,0 +1,55 @@
+/*
+ * AMD XGBE VFIO device
+ *
+ * Copyright Linaro Limited, 2015
+ *
+ * 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-amd-xgbe.h"
+
+static void amd_xgbe_realize(DeviceState *dev, Error **errp)
+{
+ VFIOPlatformDevice *vdev = VFIO_PLATFORM_DEVICE(dev);
+ VFIOAmdXgbeDeviceClass *k = VFIO_AMD_XGBE_DEVICE_GET_CLASS(dev);
+
+ vdev->compat = g_strdup("amd,xgbe-seattle-v1a");
+
+ k->parent_realize(dev, errp);
+}
+
+static const VMStateDescription vfio_platform_amd_xgbe_vmstate = {
+ .name = TYPE_VFIO_AMD_XGBE,
+ .unmigratable = 1,
+};
+
+static void vfio_amd_xgbe_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ VFIOAmdXgbeDeviceClass *vcxc =
+ VFIO_AMD_XGBE_DEVICE_CLASS(klass);
+ vcxc->parent_realize = dc->realize;
+ dc->realize = amd_xgbe_realize;
+ dc->desc = "VFIO AMD XGBE";
+ dc->vmsd = &vfio_platform_amd_xgbe_vmstate;
+}
+
+static const TypeInfo vfio_amd_xgbe_dev_info = {
+ .name = TYPE_VFIO_AMD_XGBE,
+ .parent = TYPE_VFIO_PLATFORM,
+ .instance_size = sizeof(VFIOAmdXgbeDevice),
+ .class_init = vfio_amd_xgbe_class_init,
+ .class_size = sizeof(VFIOAmdXgbeDeviceClass),
+};
+
+static void register_amd_xgbe_dev_type(void)
+{
+ type_register_static(&vfio_amd_xgbe_dev_info);
+}
+
+type_init(register_amd_xgbe_dev_type)