1 files changed, 56 insertions, 0 deletions
diff --git a/cyborg_enhancement/mitaka_version/cyborg/cyborg/accelerator/drivers/gpu/base.py b/cyborg_enhancement/mitaka_version/cyborg/cyborg/accelerator/drivers/gpu/base.py
new file mode 100644
index 0000000..80f31fc
--- /dev/null
+++ b/cyborg_enhancement/mitaka_version/cyborg/cyborg/accelerator/drivers/gpu/base.py
@@ -0,0 +1,56 @@
+# Copyright 2018 Lenovo, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+
+"""
+Cyborg GPU driver implementation.
+"""
+from oslo_log import log as logging
+
+from cyborg.accelerator.drivers.gpu import utils
+
+
+LOG = logging.getLogger(__name__)
+
+VENDOR_MAPS = {"10de": "nvidia", "102b": "matrox"}
+
+
+class GPUDriver(object):
+    """Base class for GPU drivers.
+
+       This is just a virtual GPU drivers interface.
+       Vedor should implement their specific drivers.
+    """
+
+    @classmethod
+    def create(cls, vendor, *args, **kwargs):
+        for sclass in cls.__subclasses__():
+            vendor_name = VENDOR_MAPS.get(vendor)
+            if vendor_name == sclass.VENDOR:
+                return sclass(*args, **kwargs)
+        # raise LookupError("Not find the GPU driver for vendor_id %s" % vendor)
+        LOG.warn("Not find the GPU driver for vendor_id %s" % vendor)
+
+    def __init__(self, *args, **kwargs):
+        pass
+
+    def discover(self):
+        raise NotImplementedError()
+
+    def program(self, device_path, image):
+        raise NotImplementedError()
+
+    @classmethod
+    def discover_vendors(cls):
+        return utils.discover_vendors()