Add custom OEM firmware info parsing for Lenovo ThinkServers

Parse Version Info and add a command to retrieve it.

Change-Id: I7c321efb4861392fb4a9151ffd2a64ae2b5b7a42

pyghmi/ipmi/command.py

@@ -1502,3 +1502,9 @@ class Command(object):
         """
         self.set_user_password(uid, mode)
         return True
+
+    def get_firmware(self):
+        """Retrieve OEM Firmware information
+        """
+        self.oem_init()
+        return self._oem.get_oem_firmware()

pyghmi/ipmi/oem/generic.py

@@ -122,3 +122,8 @@ class OEMHandler(object):
             return fru
         fru['oem_parser'] = None
         return fru
+
+    def get_oem_firmware(self):
+        """Get Firmware information.
+        """
+        return ()

pyghmi/ipmi/oem/lenovo/firmware.py

@@ -0,0 +1,57 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2015 Lenovo
+#
+# 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.
+
+from pyghmi.ipmi.oem.lenovo.inventory import EntryField, \
+    parse_inventory_category_entry
+
+firmware_fields = (
+    EntryField("Revision", "B"),
+    EntryField("Bios", "16s"),
+    EntryField("Operational ME", "10s"),
+    EntryField("Recovery ME", "10s"),
+    EntryField("RAID 1", "16s"),
+    EntryField("RAID 2", "16s"),
+    EntryField("Mezz 1", "16s"),
+    EntryField("Mezz 2", "16s"),
+    EntryField("BMC", "16s"),
+    EntryField("LEPT", "16s"),
+    EntryField("PSU 1", "16s"),
+    EntryField("PSU 2", "16s"),
+    EntryField("CPLD", "16s"),
+    EntryField("LIND", "16s"),
+    EntryField("WIND", "16s"),
+    EntryField("DIAG", "16s"))
+
+
+def parse_firmware_info(raw):
+    bytes_read, data = parse_inventory_category_entry(raw, firmware_fields)
+    del data['Revision']
+    for key in data:
+        yield(key, {'version': data[key]})
+
+
+def get_categories():
+    return {
+        "firmware": {
+            "idstr": "FW Version",
+            "parser": parse_firmware_info,
+            "command": {
+                "netfn": 0x06,
+                "command": 0x59,
+                "data": (0x00, 0xc7, 0x00, 0x00)
+            }
+        }
+    }

pyghmi/ipmi/oem/lenovo/handler.py

@@ -25,6 +25,7 @@ import pyghmi.ipmi.private.util as util
 from pyghmi.ipmi.oem.lenovo import cpu
 from pyghmi.ipmi.oem.lenovo import dimm
 from pyghmi.ipmi.oem.lenovo import drive
+from pyghmi.ipmi.oem.lenovo import firmware
 from pyghmi.ipmi.oem.lenovo import inventory
 from pyghmi.ipmi.oem.lenovo import pci
 from pyghmi.ipmi.oem.lenovo import psu
@@ -280,3 +281,9 @@ class OEMHandler(generic.OEMHandler):
         else:
             fru['oem_parser'] = None
             return fru
+
+    def get_oem_firmware(self):
+        if self.has_tsm:
+            command = firmware.get_categories()["firmware"]
+            rsp = self.ipmicmd.xraw_command(**command["command"])
+            return command["parser"](rsp["data"])