HWPF: Add support for memory HWPF attributes

Change-Id: I945224b9d4acf25730b5c9c8bee384b6a3669104
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/588
Tested-by: Jenkins Server
Reviewed-by: MIKE J. JONES <mjjones@us.ibm.com>

5 files changed, 1627 insertions, 50 deletions

diff --git a/src/usr/targeting/xmltohb/attribute_types.xml b/src/usr/targeting/xmltohb/attribute_types.xml
index b09981b72..d823e291f 100644
--- a/src/usr/targeting/xmltohb/attribute_types.xml
+++ b/src/usr/targeting/xmltohb/attribute_types.xml
@@ -831,24 +831,6 @@
     <writeable/>
 </attribute>
 
-<attribute>
-    <id>MSS_EFF_PRIMARY_RANK</id>
-    <description>The effective rank group on each port (0 to 3) for each group 0-3</description>
-    <simpleType>
-        <uint8_t>
-            <default>0</default>
-        </uint8_t>
-        <array>4, 4</array>
-    </simpleType>
-    <persistency>volatile-zeroed</persistency>
-    <readable/> 
-    <writeable/>
-    <hwpfToHbAttrMap>
-        <id>ATTR_MSS_EFF_PRIMARY_RANK</id>
-        <macro>DIRECT</macro>
-    </hwpfToHbAttrMap>
-</attribute>
-
 <!-- For POD Testing -->
 <attribute>
     <id>NUMERIC_POD_TYPE_TEST</id>
@@ -1067,5 +1049,1523 @@
     <writeable/>
 </attribute>
 
-</attributes>
+<attribute>
+    <id>MSS_VOLT</id>
+    <description>DRAM Voltage. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_VOLT</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_FREQ</id>
+    <description>Frequency of memory channel in MHz. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_FREQ</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_DIMM_MFG_ID_CODE</id>
+    <description>DIMM Manufacturer ID Code. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_DIMM_MFG_ID_CODE</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DIMM_RANKS_CONFIGED</id>
+    <description>DIMM ranks configured. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DIMM_RANKS_CONFIGED</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_NUM_RANKS_PER_DIMM</id>
+    <description>Number of ranks per DIMM. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_NUM_RANKS_PER_DIMM</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DIMM_TYPE</id>
+    <description>Type of DIMM. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DIMM_TYPE</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_WIDTH</id>
+    <description>DRAM Device Width. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_WIDTH</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_GEN</id>
+    <description>DRAM Generation. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_GEN</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_PRIMARY_RANK_GROUP0</id>
+    <description>Primary RankGroup0. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_PRIMARY_RANK_GROUP0</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_PRIMARY_RANK_GROUP1</id>
+    <description>Primary RankGroup1. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_PRIMARY_RANK_GROUP1</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_PRIMARY_RANK_GROUP2</id>
+    <description>Primary RankGroup2. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_PRIMARY_RANK_GROUP2</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
 
+<attribute>
+    <id>EFF_PRIMARY_RANK_GROUP3</id>
+    <description>Primary RankGroup3. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_PRIMARY_RANK_GROUP3</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_SECONDARY_RANK_GROUP0</id>
+    <description>Secondary RankGroup0. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_SECONDARY_RANK_GROUP0</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_SECONDARY_RANK_GROUP1</id>
+    <description>Secondary RankGroup1. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_SECONDARY_RANK_GROUP1</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_SECONDARY_RANK_GROUP2</id>
+    <description>Secondary RankGroup2. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_SECONDARY_RANK_GROUP2</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_SECONDARY_RANK_GROUP3</id>
+    <description>Secondary RankGroup3. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_SECONDARY_RANK_GROUP3</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_TERTIARY_RANK_GROUP0</id>
+    <description>Tertiary RankGroup0. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_TERTIARY_RANK_GROUP0</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_TERTIARY_RANK_GROUP1</id>
+    <description>Tertiary RankGroup1. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_TERTIARY_RANK_GROUP1</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_TERTIARY_RANK_GROUP2</id>
+    <description>Tertiary RankGroup2. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_TERTIARY_RANK_GROUP2</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_TERTIARY_RANK_GROUP3</id>
+    <description>Tertiary RankGroup3. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_TERTIARY_RANK_GROUP3</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_QUATERNARY_RANK_GROUP0</id>
+    <description>Quaternary RankGroup0. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_QUATERNARY_RANK_GROUP0</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_QUATERNARY_RANK_GROUP1</id>
+    <description>Quaternary RankGroup1. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_QUATERNARY_RANK_GROUP1</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_QUATERNARY_RANK_GROUP2</id>
+    <description>Quaternary RankGroup2. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_QUATERNARY_RANK_GROUP2</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_QUATERNARY_RANK_GROUP3</id>
+    <description>Quaternary RankGroup3. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_QUATERNARY_RANK_GROUP3</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_ODT_RD</id>
+    <description>Rank Read ODT. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2,2,4</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_ODT_RD</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_ODT_WR</id>
+    <description>Rank Write ODT. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2,2,4</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_ODT_WR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_RON</id>
+    <description>DRAM Ron. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_RON</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_RTT_NOM</id>
+    <description>DRAM Rtt_Nom. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2,2,4</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_RTT_NOM</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_RTT_WR</id>
+    <description>DRAM Rtt_WR. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t> 
+        <array>2,2,4</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_RTT_WR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_WR_VREF</id>
+    <description>DRAM Write Vref. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t> 
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_WR_VREF</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_CEN_DRV_IMP_DQ_DQS</id>
+    <description>Centaur DQ and DQS Drive Impedance. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType> 
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_CEN_DRV_IMP_DQ_DQS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_CEN_DRV_IMP_CMD</id>
+    <description>Centaur Command Drive Impedance. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_CEN_DRV_IMP_CMD</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_CEN_DRV_IMP_CNTL</id>
+    <description>Centaur Control Drive Impedance. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_CEN_DRV_IMP_CNTL</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_CEN_RCV_IMP_DQ_DQS</id>
+    <description>Centaur DQ and DQS Receiver Impedance. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_CEN_RCV_IMP_DQ_DQS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_CEN_SLEW_RATE_DQ</id>
+    <description>Centaur DQ Slew Rate. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_CEN_SLEW_RATE_DQ</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_CEN_SLEW_RATE_DQS</id>
+    <description>Centaur DQS Slew Rate. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_CEN_SLEW_RATE_DQS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_CEN_SLEW_RATE_CMD</id>
+    <description>Centaur Command Slew Rate. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_CEN_SLEW_RATE_CMD</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_CEN_SLEW_RATE_CNTL</id>
+    <description>Centaur Control Slew Rate. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_CEN_SLEW_RATE_CNTL</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_CEN_RD_VREF</id>
+    <description>Centaur Read Vref. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_CEN_RD_VREF</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DIMM_SIZE</id>
+    <description>DIMM Size. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DIMM_SIZE</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_BANKS</id>
+    <description>Number of DRAM banks. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_BANKS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_ROWS</id>
+    <description>Number of DRAM rows. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_ROWS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_COLS</id>
+    <description>Number of DRAM columns. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_COLS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_DENSITY</id>
+    <description>DRAM Density. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_DENSITY</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TRCD</id>
+    <description>DRAM RAS to CAS Delay. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TRCD</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TRRD</id>
+    <description>DRAM Row ACT to Row ACT Delay. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TRRD</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TRP</id>
+    <description>DRAM Row Precharge Delay. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TRP</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TRAS</id>
+    <description>DRAM ACT to Precharge Delay. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TRAS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TRC</id>
+    <description>DRAM ACT to ACT/Refresh Delay. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TRC</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TRFC</id>
+    <description>DRAM Refresh Recovery Delay. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TRFC</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TWTR</id>
+    <description>DRAM Internal Write to Read Delay. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TWTR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TRTP</id>
+    <description>DRAM Internal Read to Precharge Delay. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TRTP</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TFAW</id>
+    <description>DRAM Four ACT Window Delay. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TFAW</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_BL</id>
+    <description>DRAM Burst Length. Initialized and used by HWPs.</description>
+    <simpleType> 
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_BL</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_CL</id>
+    <description>DRAM CAS Latency. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_CL</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_AL</id>
+    <description>DRAM Additive Latency. Initialized and used by HWPs.</description>
+    <simpleType> 
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_AL</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_CWL</id>
+    <description>DRAM CAS Write Latency. Initialized and used by HWPs.</description>
+    <simpleType> 
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_CWL</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_RBT</id>
+    <description>DRAM Read Burst Type. Initialized and used by HWPs.</description>
+    <simpleType>  
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_RBT</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TM</id>
+    <description>DRAM Test Mode. Initialized and used by HWPs.</description>
+    <simpleType>  
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TM</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_DLL_RESET</id>
+    <description>DRAM DLL Reset. Initialized and used by HWPs.</description>
+    <simpleType>  
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/> 
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_DLL_RESET</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_WR</id>
+    <description>DRAM Write Recovery. Initialized and used by HWPs.</description>
+    <simpleType>  
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_WR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_DLL_PPD</id>
+    <description>DRAM DLL Precharge PD. Initialized and used by HWPs.</description>
+    <simpleType>  
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_DLL_PPD</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_DLL_ENABLE</id>
+    <description>DRAM DLL Enable. Initialized and used by HWPs.</description>
+    <simpleType>  
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_DLL_ENABLE</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_TDQS</id>
+    <description>DRAM TDQS. Initialized and used by HWPs.</description>
+    <simpleType>  
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_TDQS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_WR_LVL_ENABLE</id>
+    <description>DRAM Write Level Enable. Initialized and used by HWPs.</description>
+    <simpleType>    
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_WR_LVL_ENABLE</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_OUTPUT_BUFFER</id>
+    <description>DRAM output buffer. Initialized and used by HWPs.</description>
+    <simpleType>    
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_OUTPUT_BUFFER</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_PASR</id>
+    <description>DRAM Partial Array Self-Refresh. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_PASR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_ASR</id>
+    <description>DRAM Auto Self-Refresh. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_ASR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DRAM_SRT</id>
+    <description>DRAM Self-Refresh Temperature Range. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DRAM_SRT</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_MPR_LOC</id>
+    <description>Multi Purpose Register Location. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_MPR_LOC</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_MPR_MODE</id>
+    <description>Multi Purpose Register Mode. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint8_t>
+            <default>0</default>
+        </uint8_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_MPR_MODE</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>EFF_DIMM_RCD_CNTL_WORD_0_15</id>
+    <description>DIMM RCD Control Word. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint64_t>
+            <default>0</default>
+        </uint64_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_EFF_DIMM_RCD_CNTL_WORD_0_15</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_THROTTLE_NUMERATOR</id>
+    <description>DIMM throttle numerator. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_THROTTLE_NUMERATOR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_THROTTLE_DENOMINATOR</id>
+    <description>DIMM throttle denominator. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_THROTTLE_DENOMINATOR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_THROTTLE_CHANNEL_NUMERATOR</id>
+    <description>Channel throttle numerator. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_THROTTLE_CHANNEL_NUMERATOR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_THROTTLE_CHANNEL_DENOMINATOR</id>
+    <description>Channel throttle denominator. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_THROTTLE_CHANNEL_DENOMINATOR</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_WATT_TARGET</id>
+    <description>Channel total memory watts. Initialized and used by HWPs.</description>
+    <simpleType>     
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_WATT_TARGET</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_POWER_SLOPE</id>
+    <description>DIMM Power slope value. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_POWER_SLOPE</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_POWER_INT</id>
+    <description>DIMM Power intercept value. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_POWER_INT</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_DIMM_MAXBANDWIDTH_GBS</id>
+    <description>DIMM Max Bandwidth in GBs. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_DIMM_MAXBANDWIDTH_GBS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_DIMM_MAXBANDWIDTH_MRS</id>
+    <description>DIMM Max Bandwidth in MRs. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_DIMM_MAXBANDWIDTH_MRS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_CHANNEL_MAXBANDWIDTH_GBS</id>
+    <description>Channel Max Bandwidth in GBs. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_CHANNEL_MAXBANDWIDTH_GBS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_CHANNEL_MAXBANDWIDTH_MRS</id>
+    <description>Channel Max Bandwidth MRs. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_CHANNEL_MAXBANDWIDTH_MRS</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_DIMM_MAXPOWER</id>
+    <description>DIMM Max Power output. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2,2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_DIMM_MAXPOWER</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_CHANNEL_MAXPOWER</id>
+    <description>Channel Max Power output. Initialized and used by HWPs.</description>
+    <simpleType>
+        <uint32_t>
+            <default>0</default>
+        </uint32_t>
+        <array>2</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_CHANNEL_MAXPOWER</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_MEMSIZE</id>
+    <description>The amount of memory to set aside for this memory controller. Initialized by HWP.</description>
+    <simpleType>
+        <uint64_t>
+            <default>0</default>
+        </uint64_t>
+        <array>8</array>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_MEMSIZE</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+<attribute>
+    <id>MSS_MEMSIZE_MBA</id>
+    <description>At the MBA level, how much memory is available. Initialized by HWP.</description>
+    <simpleType>
+        <uint64_t>
+            <default>0</default>
+        </uint64_t>
+    </simpleType>
+    <persistency>volatile-zeroed</persistency>
+    <readable/>
+    <writeable/>
+    <hwpfToHbAttrMap>
+        <id>ATTR_MSS_MEMSIZE_MBA</id>
+        <macro>DIRECT</macro>
+    </hwpfToHbAttrMap>
+</attribute>
+
+</attributes>
diff --git a/src/usr/targeting/xmltohb/makefile b/src/usr/targeting/xmltohb/makefile
index b6234fc60..4e61e142f 100644
--- a/src/usr/targeting/xmltohb/makefile
+++ b/src/usr/targeting/xmltohb/makefile
@@ -46,7 +46,8 @@ XMLTOHB_TARGETS = \
 XMLTOHB_GENERIC_SOURCES = attribute_types.xml target_types.xml
 
 XMLTOHB_FAPIATTR_SOURCES = \
-    ${ROOTPATH}/src/usr/hwpf/hwp/fapiHwpAttributeInfo.xml
+    ${ROOTPATH}/src/usr/hwpf/hwp/fapiHwpAttributeInfo.xml \
+    ${ROOTPATH}/src/usr/hwpf/hwp/memory_attributes.xml
 
 VMM_CONSTS_FILE = \
     ${ROOTPATH}/src/include/usr/vmmconst.h
@@ -57,7 +58,7 @@ EXTRA_PARTS = $(addprefix $(IMGDIR)/, $(XMLTOHB_SYSTEM_BINARIES))
 
 EXTRA_CLEAN = $(addprefix $(GENDIR)/, ${XMLTOHB_SYSTEM_BINARIES}) \
 	      $(addprefix $(GENDIR)/, ${XMLTOHB_SYSTEM_BINARIES:.bin=.xml}) \
-              ${GENDIR}/generic.xml
+              ${GENDIR}/generic.xml ${GENDIR}/fapiattrs.xml
 
 include ${ROOTPATH}/config.mk
 
@@ -71,12 +72,15 @@ ${EXTRA_PARTS}: ${IMGDIR}/% : ${GENDIR}/%
 ${GENDIR}/generic.xml: ${XMLTOHB_GENERIC_SOURCES}
 	./mergexml.sh $^ > $@
 
+# merge all FAPI attribute files into one
+${GENDIR}/fapiattrs.xml: ${XMLTOHB_FAPIATTR_SOURCES}
+	./mergexml.sh $^ > $@
+
 # create the header files, only needs generic xml
 $(call GENTARGET,$(XMLTOHB_TARGETS)) : \
-		xmltohb.pl ${GENDIR}/generic.xml ${XMLTOHB_FAPIATTR_SOURCES}
+		xmltohb.pl ${GENDIR}/generic.xml ${GENDIR}/fapiattrs.xml
 	./$< $(addprefix --hb-xml-file=,${GENDIR}/generic.xml) \
-	     $(addprefix --fapi-attributes-xml-file=,\
-			 ${XMLTOHB_FAPIATTR_SOURCES}) \
+	     $(addprefix --fapi-attributes-xml-file=,${GENDIR}/fapiattrs.xml) \
 	     --src-output-dir=$(dir $@) --img-output-dir=none \
 	     --img-output-file=none
 
@@ -85,14 +89,10 @@ ${GENDIR}/%.hb.xml: %.system.xml ${XMLTOHB_GENERIC_SOURCES}
 	./mergexml.sh $^ > $@
 
 # create the binary files
-${GENDIR}/%_targeting.bin: xmltohb.pl ${GENDIR}/%.hb.xml ${XMLTOHB_FAPIATTR_SOURCES} ${VMM_CONSTS_FILE}
+${GENDIR}/%_targeting.bin: xmltohb.pl ${GENDIR}/%.hb.xml ${GENDIR}/fapiattrs.xml ${VMM_CONSTS_FILE}
 	./$< $(addprefix --hb-xml-file=,${GENDIR}/$*.hb.xml) \
-	     $(addprefix --fapi-attributes-xml-file=,\
-			 ${XMLTOHB_FAPIATTR_SOURCES}) \
+	     $(addprefix --fapi-attributes-xml-file=,${GENDIR}/fapiattrs.xml) \
 	     --src-output-dir=none --img-output-dir=$(dir $@) \
 	     --img-output-file=$(notdir $@) \
          --vmm-consts-file=$(VMM_CONSTS_FILE)
 
-
-
-
diff --git a/src/usr/targeting/xmltohb/mergexml.sh b/src/usr/targeting/xmltohb/mergexml.sh
index acb2f08a2..2d73d0d6b 100755
--- a/src/usr/targeting/xmltohb/mergexml.sh
+++ b/src/usr/targeting/xmltohb/mergexml.sh
@@ -22,5 +22,5 @@
 #
 #  IBM_PROLOG_END
 echo "<attributes>" 
-cat $* | grep -v "attributes" | grep -v "</attributes>" 
+cat $* | grep -v "<attributes>" | grep -v "</attributes>" 
 echo "</attributes>" 
diff --git a/src/usr/targeting/xmltohb/target_types.xml b/src/usr/targeting/xmltohb/target_types.xml
index 808637f05..83839d509 100644
--- a/src/usr/targeting/xmltohb/target_types.xml
+++ b/src/usr/targeting/xmltohb/target_types.xml
@@ -423,7 +423,90 @@
         <id>TYPE</id>
         <default>MBA</default>
     </attribute>
-    <attribute><id>MSS_EFF_PRIMARY_RANK</id></attribute>   
+    <attribute><id>MSS_DIMM_MFG_ID_CODE</id></attribute>
+    <attribute><id>EFF_DIMM_RANKS_CONFIGED</id></attribute>
+    <attribute><id>EFF_NUM_RANKS_PER_DIMM</id></attribute>
+    <attribute><id>EFF_DIMM_TYPE</id></attribute>
+    <attribute><id>EFF_DRAM_WIDTH</id></attribute>
+    <attribute><id>EFF_DRAM_GEN</id></attribute>
+    <attribute><id>EFF_PRIMARY_RANK_GROUP0</id></attribute>
+    <attribute><id>EFF_PRIMARY_RANK_GROUP1</id></attribute>
+    <attribute><id>EFF_PRIMARY_RANK_GROUP2</id></attribute>
+    <attribute><id>EFF_PRIMARY_RANK_GROUP3</id></attribute>
+    <attribute><id>EFF_SECONDARY_RANK_GROUP0</id></attribute>
+    <attribute><id>EFF_SECONDARY_RANK_GROUP1</id></attribute>
+    <attribute><id>EFF_SECONDARY_RANK_GROUP2</id></attribute>
+    <attribute><id>EFF_SECONDARY_RANK_GROUP3</id></attribute>
+    <attribute><id>EFF_TERTIARY_RANK_GROUP0</id></attribute>
+    <attribute><id>EFF_TERTIARY_RANK_GROUP1</id></attribute>
+    <attribute><id>EFF_TERTIARY_RANK_GROUP2</id></attribute>
+    <attribute><id>EFF_TERTIARY_RANK_GROUP3</id></attribute>
+    <attribute><id>EFF_QUATERNARY_RANK_GROUP0</id></attribute>
+    <attribute><id>EFF_QUATERNARY_RANK_GROUP1</id></attribute>
+    <attribute><id>EFF_QUATERNARY_RANK_GROUP2</id></attribute>
+    <attribute><id>EFF_QUATERNARY_RANK_GROUP3</id></attribute>
+    <attribute><id>EFF_ODT_RD</id></attribute>
+    <attribute><id>EFF_ODT_WR</id></attribute>
+    <attribute><id>EFF_DRAM_RON</id></attribute>
+    <attribute><id>EFF_DRAM_RTT_NOM</id></attribute>
+    <attribute><id>EFF_DRAM_RTT_WR</id></attribute>
+    <attribute><id>EFF_DRAM_WR_VREF</id></attribute>
+    <attribute><id>EFF_CEN_DRV_IMP_DQ_DQS</id></attribute>
+    <attribute><id>EFF_CEN_DRV_IMP_CMD</id></attribute>
+    <attribute><id>EFF_CEN_DRV_IMP_CNTL</id></attribute>
+    <attribute><id>EFF_CEN_RCV_IMP_DQ_DQS</id></attribute>
+    <attribute><id>EFF_CEN_SLEW_RATE_DQ</id></attribute>
+    <attribute><id>EFF_CEN_SLEW_RATE_DQS</id></attribute>
+    <attribute><id>EFF_CEN_SLEW_RATE_CMD</id></attribute>
+    <attribute><id>EFF_CEN_SLEW_RATE_CNTL</id></attribute>
+    <attribute><id>EFF_CEN_RD_VREF</id></attribute>
+    <attribute><id>EFF_DIMM_SIZE</id></attribute>
+    <attribute><id>EFF_DRAM_BANKS</id></attribute>
+    <attribute><id>EFF_DRAM_ROWS</id></attribute>
+    <attribute><id>EFF_DRAM_COLS</id></attribute>
+    <attribute><id>EFF_DRAM_DENSITY</id></attribute>
+    <attribute><id>EFF_DRAM_TRCD</id></attribute>
+    <attribute><id>EFF_DRAM_TRRD</id></attribute>
+    <attribute><id>EFF_DRAM_TRP</id></attribute>
+    <attribute><id>EFF_DRAM_TRAS</id></attribute>
+    <attribute><id>EFF_DRAM_TRC</id></attribute>
+    <attribute><id>EFF_DRAM_TRFC</id></attribute>
+    <attribute><id>EFF_DRAM_TWTR</id></attribute>
+    <attribute><id>EFF_DRAM_TRTP</id></attribute>
+    <attribute><id>EFF_DRAM_TFAW</id></attribute>
+    <attribute><id>EFF_DRAM_BL</id></attribute>
+    <attribute><id>EFF_DRAM_CL</id></attribute>
+    <attribute><id>EFF_DRAM_AL</id></attribute>
+    <attribute><id>EFF_DRAM_CWL</id></attribute>
+    <attribute><id>EFF_DRAM_RBT</id></attribute>
+    <attribute><id>EFF_DRAM_TM</id></attribute>
+    <attribute><id>EFF_DRAM_DLL_RESET</id></attribute>
+    <attribute><id>EFF_DRAM_WR</id></attribute>
+    <attribute><id>EFF_DRAM_DLL_PPD</id></attribute>
+    <attribute><id>EFF_DRAM_DLL_ENABLE</id></attribute>
+    <attribute><id>EFF_DRAM_TDQS</id></attribute>
+    <attribute><id>EFF_DRAM_WR_LVL_ENABLE</id></attribute>
+    <attribute><id>EFF_DRAM_OUTPUT_BUFFER</id></attribute>
+    <attribute><id>EFF_DRAM_PASR</id></attribute>
+    <attribute><id>EFF_DRAM_ASR</id></attribute>
+    <attribute><id>EFF_DRAM_SRT</id></attribute>
+    <attribute><id>EFF_MPR_LOC</id></attribute>
+    <attribute><id>EFF_MPR_MODE</id></attribute>
+    <attribute><id>EFF_DIMM_RCD_CNTL_WORD_0_15</id></attribute>
+    <attribute><id>MSS_THROTTLE_NUMERATOR</id></attribute>
+    <attribute><id>MSS_THROTTLE_DENOMINATOR</id></attribute>
+    <attribute><id>MSS_THROTTLE_CHANNEL_NUMERATOR</id></attribute>
+    <attribute><id>MSS_THROTTLE_CHANNEL_DENOMINATOR</id></attribute>
+    <attribute><id>MSS_WATT_TARGET</id></attribute>
+    <attribute><id>MSS_POWER_SLOPE</id></attribute>
+    <attribute><id>MSS_POWER_INT</id></attribute>
+    <attribute><id>MSS_DIMM_MAXBANDWIDTH_GBS</id></attribute>
+    <attribute><id>MSS_DIMM_MAXBANDWIDTH_MRS</id></attribute>
+    <attribute><id>MSS_CHANNEL_MAXBANDWIDTH_GBS</id></attribute>
+    <attribute><id>MSS_CHANNEL_MAXBANDWIDTH_MRS</id></attribute>
+    <attribute><id>MSS_DIMM_MAXPOWER</id></attribute>
+    <attribute><id>MSS_CHANNEL_MAXPOWER</id></attribute>
+    <attribute><id>MSS_MEMSIZE_MBA</id></attribute>
 </targetType>
 
 <targetType>
@@ -433,6 +516,7 @@
         <id>TYPE</id>
         <default>MCS</default>
     </attribute>
+    <attribute><id>MSS_MEMSIZE</id></attribute>
 </targetType>
 
 <targetType>
@@ -560,6 +644,8 @@
             <field><id>engine</id><value>0</value></field>
         </default>
     </attribute>
+    <attribute><id>MSS_VOLT</id></attribute>
+    <attribute><id>MSS_FREQ</id></attribute>
 </targetType>
 
 <!-- Centaur MBS -->
diff --git a/src/usr/targeting/xmltohb/xmltohb.pl b/src/usr/targeting/xmltohb/xmltohb.pl
index c4443b0bb..e071858f5 100755
--- a/src/usr/targeting/xmltohb/xmltohb.pl
+++ b/src/usr/targeting/xmltohb/xmltohb.pl
@@ -230,7 +230,7 @@ sub validateSubElements {
 
     # print keys %{$element} . "\n";
     
-    for my $subElementName (keys %{$element})
+    for my $subElementName (sort(keys %{$element}))
     {
         if(!exists $criteria->{$subElementName})
         {
@@ -239,7 +239,7 @@ sub validateSubElements {
         }
     }
 
-    for my $subElementName (keys %{$criteria})
+    for my $subElementName (sort(keys %{$criteria}))
     {
         if(   ($criteria->{$subElementName}{required} == 1)
            && (!exists $element->{$subElementName}))
@@ -1184,7 +1184,7 @@ sub writeTraitFileTraits {
         {
             my $simpleType = $attribute->{simpleType};
             my $simpleTypeProperties = simpleTypeProperties();
-            for my $typeName (keys %{$simpleType}) 
+            for my $typeName (sort(keys %{$simpleType}))
             { 
                 if(exists $simpleTypeProperties->{$typeName})
                 {
@@ -1215,7 +1215,7 @@ sub writeTraitFileTraits {
             {     
                 fatal("Unsupported simpleType child element for "
                  . "attribute $attribute->{id}.  Keys are (" 
-                 . join(',',keys %{$simpleType}) . ")");
+                 . join(',',sort(keys %{$simpleType})) . ")");
             }
         }
         elsif(exists $attribute->{nativeType})
@@ -1540,7 +1540,7 @@ sub getAttributeDefault {
         {
             if(exists $attribute->{simpleType})
             {   
-                for my $type (keys %{$simpleTypeProperties}) 
+                for my $type (sort(keys %{$simpleTypeProperties}))
                 {
                     # Note: must check for 'type' before 'default', otherwise
                     # might add value to the hash
@@ -2006,7 +2006,7 @@ sub packAttribute {
         my $simpleType = $attribute->{simpleType};
         my $simpleTypeProperties = simpleTypeProperties();
 
-        for my $typeName (keys %{$simpleType})
+        for my $typeName (sort(keys %{$simpleType}))
         {   
             if(exists $simpleTypeProperties->{$typeName})
             {
@@ -2068,7 +2068,7 @@ sub packAttribute {
         if( (length $binaryData) < 1)
         {
             fatal("Error requested simple type not supported.  Keys are ("
-                . join(',',keys %{$simpleType}) . ")");
+                . join(',',sort(keys %{$simpleType})) . ")");
         }
     }
     elsif(exists $attribute->{complexType})
@@ -2188,7 +2188,7 @@ sub writeTargetingImage {
 
         # Serialize per target type attribute list
         my $perTargetTypeAttrBinData;
-        for my $attributeId (keys %attrhash) 
+        for my $attributeId (sort(keys %attrhash))
         {
             $perTargetTypeAttrBinData .= packEnumeration(
                 $attributeIdEnumeration,
@@ -2318,7 +2318,7 @@ sub writeTargetingImage {
             }
         }
 
-        for my $attributeId (keys %attrhash) 
+        for my $attributeId (sort(keys %attrhash))
         {
             foreach my $attributeDef (@{$attributes->{attribute}})
             {
@@ -2533,15 +2533,6 @@ sub writeTargetingImage {
     print $outFile $heapPnorInitBinData;
     print $outFile pack("@".($sectionHoH{heapPnorInit}{size} 
         - $heapPnorInitOffset));
-
-    # Serialize 0 initiated heap section to multiple of 4k page size (pad if
-    # necessary)
-    #@TODO: Once host boot support 0 initialization of heap pages for targeting,
-    # remove the contents of this section, since it will be a "virtual" section.
-    # Until then, zero out the section and map it into memory
-    print $outFile pack("@".(length $heapZeroInitBinData));
-    print $outFile pack("@".($sectionHoH{heapZeroInit}{size} 
-        - $heapZeroInitOffset));
 } 
 
 __END__