Python function to get SBE boot side

Pre-requisite for commit https://gerrit.openbmc-project.xyz/#/c/8105/

Change-Id: Ibcc2e39bf124046ed9880d823550221393224e1b
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/utils.py b/lib/utils.py
index df0043b..e7d6843 100644
--- a/lib/utils.py
+++ b/lib/utils.py
@@ -185,3 +185,16 @@
 
     out_buf, stderr, rc = bsu.bmc_execute_command("df " + df_parm_string)
     return vf.outbuf_to_report(out_buf)
+
+
+def get_sbe():
+
+    r"""
+    Return CFAM value which contains such things as SBE side bit.
+    """
+
+    cmd_buf = "pdbg -d p9w -p0 getcfam 0x2808 | sed -re 's/.* = //g'"
+    out_buf, stderr, rc = bsu.bmc_execute_command(cmd_buf)
+
+    return int(out_buf, 16)
+