Add pldm bios attrs for huge_pages and power_limit

Make memory_region_size an enum, add huge_page_size and
power_limit_enable and power_limit_in_watts.

Signed-off-by: Corey Swenson <cswenson@us.ibm.com>
Change-Id: Iae47d103df323a30ac8838b00504fac9702feb08
diff --git a/oem/ibm/configurations/bios/enum_attrs.json b/oem/ibm/configurations/bios/enum_attrs.json
index 3282b41..ff2f260 100644
--- a/oem/ibm/configurations/bios/enum_attrs.json
+++ b/oem/ibm/configurations/bios/enum_attrs.json
@@ -227,6 +227,30 @@
          ],
          "helpText" : "Enabling vTPM makes a TPM available to the guest operating system.",
          "displayName" : "Virtual Trusted Platform Module"
+      },
+      {
+         "attribute_name":"hb_memory_region_size",
+         "possible_values":[
+            "128MB",
+            "256MB"
+         ],
+         "default_values":[
+            "256MB"
+         ],
+         "helpText" : "Specifies the size of the logical memory block the system uses to read memory, requires a reboot for a change to be applied.",
+         "displayName" : "Memory Region Size"
+      },
+      {
+         "attribute_name":"hb_power_limit_enable",
+         "possible_values":[
+            "Enabled",
+            "Disabled"
+         ],
+         "default_values":[
+            "Disabled"
+         ],
+         "helpText" : "Specifies if the power limit is enabled.",
+         "displayName" : "Power Limit Enable"
       }
    ]
 }