From 33569423297fbc8aeb9abb766c75508f8e635056 Mon Sep 17 00:00:00 2001
From: luyf5 <luyf5@lenovo.com>
Date: Mon, 13 Sep 2021 16:16:44 +0800
Subject: [PATCH] Get/Set management controller identifier

Changes are from
https://gitlab.icelab.lenovo.com/pygcon/pyghmi/commit/d09e23fea99664859bf00f3eae80d8720992d68c#dade58c051d057633b161944993db070adc93aa0 collection of M4 and Kent support - 12032015

Change-Id: Id9db78e0033d746ac7d1d52597045c8a328fa224
---
 pyghmi/ipmi/command.py     | 15 +++++++++++++--
 pyghmi/ipmi/oem/generic.py | 13 +++++++++++++
 2 files changed, 26 insertions(+), 2 deletions(-)

diff --git a/pyghmi/ipmi/command.py b/pyghmi/ipmi/command.py
index ec832428..6709db1c 100644
--- a/pyghmi/ipmi/command.py
+++ b/pyghmi/ipmi/command.py
@@ -1266,10 +1266,16 @@ class Command(object):
             return self.get_mci()
 
     def get_mci(self):
-        """Get the Management Controller Identifier, per DCMI specification
+        """Set the management controller identifier.
+
+        Try the OEM command first,if False, then set it per DCMI specification
 
         :returns: The identifier as a string
         """
+        self.oem_init()
+        identifier = self._oem.get_oem_identifier()
+        if identifier:
+            return identifier
         return self._chunkwise_dcmi_fetch(9)
 
     def set_hostname(self, hostname):
@@ -1287,11 +1293,16 @@ class Command(object):
             return self.set_mci(hostname)
 
     def set_mci(self, mci):
-        """Set the management controller identifier, per DCMI specification
+        """Set the management controller identifier.
 
+        Try the OEM command first, if False, then set it per DCMI specification
         """
+        self.oem_init()
         if not isinstance(mci, bytes):
             mci = mci.encode('utf8')
+        ret = self._oem.set_oem_identifier(mci)
+        if ret:
+            return
         return self._chunkwise_dcmi_set(0xa, mci + b'\x00')
 
     def get_asset_tag(self):
diff --git a/pyghmi/ipmi/oem/generic.py b/pyghmi/ipmi/oem/generic.py
index 94600e29..9caf3526 100644
--- a/pyghmi/ipmi/oem/generic.py
+++ b/pyghmi/ipmi/oem/generic.py
@@ -271,6 +271,19 @@ class OEMHandler(object):
         """
         return
 
+    def get_oem_identifier(self):
+        """Get host name
+
+        """
+        return None
+
+    def set_oem_identifier(self, name):
+        """Set host name
+
+        :param name: host name to be set
+        """
+        return False
+
     def detach_remote_media(self):
         raise exc.UnsupportedFunctionality()