From 6b431491055e6c09240bcca959be2f62fb65a2a0 Mon Sep 17 00:00:00 2001
From: Jarrod Johnson <jjohnson2@lenovo.com>
Date: Mon, 28 Feb 2022 10:59:40 -0500
Subject: [PATCH] Add check for sharedio on reseat

Reseat returns success even when it
is not performed.  Check for
shared io blocking prior to actually
attempting.  This allows us to catch an error the firmware should have.

Change-Id: I683382236c0dc0683eba69d36e726056782aab10
---
 pyghmi/ipmi/oem/lenovo/nextscale.py | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/pyghmi/ipmi/oem/lenovo/nextscale.py b/pyghmi/ipmi/oem/lenovo/nextscale.py
index d89f7686..fd85e056 100644
--- a/pyghmi/ipmi/oem/lenovo/nextscale.py
+++ b/pyghmi/ipmi/oem/lenovo/nextscale.py
@@ -683,8 +683,23 @@ class SMMClient(object):
             rsp.read()
 
     def reseat_bay(self, bay):
+        bay = int(bay)
+        if bay % 2 == 0:
+            # even node may be unable to reseat based on shared io
+            try:
+                rsp = self.ipmicmd.xraw_command(0x32, 0xc5, data=[1])
+            except Exception:
+                rsp = {'data': [1]}
+            rsp['data'] = bytearray(rsp['data'])
+            if rsp['data'][0] == 2:  # shared io
+                rsp = self.ipmicmd.xraw_command(0x32, 0xa7, data=[bay - 1])
+                rsp['data'] = bytearray(rsp['data'])
+                if rsp['data'][1] == 0x80:
+                    raise Exception('Unable to reseat bay {0} due to bay {1} '
+                                    'being on with shared IO'.format(
+                                        bay, bay - 1))
         self.ipmicmd.xraw_command(netfn=0x32, command=0xa4,
-                                  data=[int(bay), 2])
+                                  data=[bay, 2])
 
     def get_diagnostic_data(self, savefile, progress=None, autosuffix=False,
                             variant=None):