Fill empty descriptions with placeholder

Hostboot's attribute generation scripts require something to be
in the description field.

Change-Id: I1ed6a3ffbe83b3530a6b070a1cb45a7c6ec12663
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/41779
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Martin Gloff <mgloff@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: Prachi Gupta <pragupta@us.ibm.com>
Reviewed-by: Kahn C. Evans <kahnevan@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/41783
Reviewed-by: Hostboot Team <hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>

src/import/chips/p9/procedures/xml/attribute_info/pervasive_attributes.xml

@@ -255,7 +255,7 @@
 <attribute>
   <id>ATTR_BRANCH_PIBMEM_ADDR</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -264,14 +264,14 @@
 <attribute>
   <id>ATTR_CHIP_REGIONS_TO_ENABLE</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint32</valueType>
 </attribute>
 
 <attribute>
   <id>ATTR_DEVICE_ID</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -303,7 +303,7 @@
 <attribute>
   <id>ATTR_LEN_OF_SEEPROM_DATA</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -312,7 +312,7 @@
 <attribute>
   <id>ATTR_MB_BIT_RATE_DIVISOR_PLL</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -321,7 +321,7 @@
 <attribute>
   <id>ATTR_MB_BIT_RATE_DIVISOR_REFCLK</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -390,21 +390,21 @@
 <attribute>
   <id>ATTR_SBE_SEEPROM_I2C_DEVICE_ADDRESS</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint64</valueType>
 </attribute>
 
 <attribute>
   <id>ATTR_SBE_SEEPROM_I2C_PORT</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint64</valueType>
 </attribute>
 
 <attribute>
   <id>ATTR_START_PIBMEM_ADDR</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -413,7 +413,7 @@
 <attribute>
   <id>ATTR_START_SEEPROM_ADDR</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -422,7 +422,7 @@
 <attribute>
   <id>ATTR_WAIT_N0</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -431,7 +431,7 @@
 <attribute>
   <id>ATTR_WAIT_N1</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -440,7 +440,7 @@
 <attribute>
   <id>ATTR_WAIT_N2</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>
@@ -449,7 +449,7 @@
 <attribute>
   <id>ATTR_WAIT_N3</id>
   <targetType>TARGET_TYPE_PROC_CHIP</targetType>
-  <description></description>
+  <description>FIXME - NEEDS DESCRIPTION</description>
   <valueType>uint8</valueType>
   <persistRuntime/>
   <platInit/>