[Patch] BaseTools: Pcd Value override issue.

[BobCF <bob.c.feng@intel.com>]

For the case that the structure PCD has no value assignment in DSC,
but has value assignment in command line.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Bob Feng <bob.c.feng@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
---
 BaseTools/Source/Python/Workspace/DscBuildData.py | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/BaseTools/Source/Python/Workspace/DscBuildData.py b/BaseTools/Source/Python/Workspace/DscBuildData.py
index cd633e964d..9d787702c2 100644
--- a/BaseTools/Source/Python/Workspace/DscBuildData.py
+++ b/BaseTools/Source/Python/Workspace/DscBuildData.py
@@ -1264,10 +1264,12 @@ class DscBuildData(PlatformBuildClassObject):
                         else:
                             MaxSize = max([len(Pcd.DefaultValue),MaxSize])
                         Pcd.MaxDatumSize = str(MaxSize)
             else:
                 PcdInDec = self.DecPcds.get((Name,Guid))
+                if isinstance(PcdInDec,StructurePcd):
+                    PcdInDec.PcdValueFromComm = NoFiledValues[(Guid,Name)][0]
                 if PcdInDec:
                     if PcdInDec.Type in [self._PCD_TYPE_STRING_[MODEL_PCD_FIXED_AT_BUILD],
                                         self._PCD_TYPE_STRING_[MODEL_PCD_PATCHABLE_IN_MODULE]]:
                         self.Pcds[Name, Guid] = copy.deepcopy(PcdInDec)
                         self.Pcds[Name, Guid].DefaultValue = NoFiledValues[( Guid,Name)][0]
@@ -1667,30 +1669,30 @@ class DscBuildData(PlatformBuildClassObject):
                                 CApp = CApp + '  __FLEXIBLE_SIZE(*Size, %s, %s, %d); // From %s Line %d Value %s \n' % (Pcd.DatumType, FieldName.strip("."), ArrayIndex + 1, FieldList[FieldName_ori][1], FieldList[FieldName_ori][2], FieldList[FieldName_ori][0])
         if Pcd.PcdFieldValueFromComm:
             CApp = CApp + "// From Command Line \n"
         for FieldName in Pcd.PcdFieldValueFromComm:
             FieldName = "." + FieldName
-            IsArray = self.IsFieldValueAnArray(FieldList[FieldName.strip(".")][0])
-            if IsArray and not (FieldList[FieldName.strip(".")][0].startswith('{GUID') and FieldList[FieldName.strip(".")][0].endswith('}')):
+            IsArray = self.IsFieldValueAnArray(Pcd.PcdFieldValueFromComm[FieldName.strip(".")][0])
+            if IsArray and not (Pcd.PcdFieldValueFromComm[FieldName.strip(".")][0].startswith('{GUID') and Pcd.PcdFieldValueFromComm[FieldName.strip(".")][0].endswith('}')):
                 try:
-                    Value = ValueExpressionEx(FieldList[FieldName.strip(".")][0], "VOID*", self._GuidDict)(True)
+                    Value = ValueExpressionEx(Pcd.PcdFieldValueFromComm[FieldName.strip(".")][0], "VOID*", self._GuidDict)(True)
                 except BadExpression:
                     EdkLogger.error('Build', FORMAT_INVALID, "Invalid value format for %s. From %s Line %d " %
-                                    (".".join((Pcd.TokenSpaceGuidCName, Pcd.TokenCName, FieldName.strip('.'))), FieldList[FieldName.strip(".")][1], FieldList[FieldName.strip(".")][2]))
+                                    (".".join((Pcd.TokenSpaceGuidCName, Pcd.TokenCName, FieldName.strip('.'))), Pcd.PcdFieldValueFromComm[FieldName.strip(".")][1], Pcd.PcdFieldValueFromComm[FieldName.strip(".")][2]))
                 Value, ValueSize = ParseFieldValue(Value)
-                CApp = CApp + '  __FLEXIBLE_SIZE(*Size, %s, %s, %d / __ARRAY_ELEMENT_SIZE(%s, %s) + ((%d %% __ARRAY_ELEMENT_SIZE(%s, %s)) ? 1 : 0)); // From %s Line %d Value %s\n' % (Pcd.DatumType, FieldName.strip("."), ValueSize, Pcd.DatumType, FieldName.strip("."), ValueSize, Pcd.DatumType, FieldName.strip("."), FieldList[FieldName.strip(".")][1], FieldList[FieldName.strip(".")][2], FieldList[FieldName.strip(".")][0]);
+                CApp = CApp + '  __FLEXIBLE_SIZE(*Size, %s, %s, %d / __ARRAY_ELEMENT_SIZE(%s, %s) + ((%d %% __ARRAY_ELEMENT_SIZE(%s, %s)) ? 1 : 0)); // From %s Line %d Value %s\n' % (Pcd.DatumType, FieldName.strip("."), ValueSize, Pcd.DatumType, FieldName.strip("."), ValueSize, Pcd.DatumType, FieldName.strip("."), Pcd.PcdFieldValueFromComm[FieldName.strip(".")][1], Pcd.PcdFieldValueFromComm[FieldName.strip(".")][2], Pcd.PcdFieldValueFromComm[FieldName.strip(".")][0]);
             else:
                 NewFieldName = ''
                 FieldName_ori = FieldName.strip('.')
                 while '[' in  FieldName:
                     NewFieldName = NewFieldName + FieldName.split('[', 1)[0] + '[0]'
                     ArrayIndex = int(FieldName.split('[', 1)[1].split(']', 1)[0])
                     FieldName = FieldName.split(']', 1)[1]
                 FieldName = NewFieldName + FieldName
                 while '[' in FieldName:
                     FieldName = FieldName.rsplit('[', 1)[0]
-                    CApp = CApp + '  __FLEXIBLE_SIZE(*Size, %s, %s, %d); // From %s Line %d Value %s \n' % (Pcd.DatumType, FieldName.strip("."), ArrayIndex + 1, FieldList[FieldName_ori][1], FieldList[FieldName_ori][2], FieldList[FieldName_ori][0])
+                    CApp = CApp + '  __FLEXIBLE_SIZE(*Size, %s, %s, %d); // From %s Line %d Value %s \n' % (Pcd.DatumType, FieldName.strip("."), ArrayIndex + 1, Pcd.PcdFieldValueFromComm[FieldName_ori][1], Pcd.PcdFieldValueFromComm[FieldName_ori][2], Pcd.PcdFieldValueFromComm[FieldName_ori][0])
         CApp = CApp + "  *Size = (%d > *Size ? %d : *Size); // The Pcd maxsize is %d \n" % (self.GetPcdMaxSize(Pcd),self.GetPcdMaxSize(Pcd),self.GetPcdMaxSize(Pcd))
         CApp = CApp + "}\n"
         return CApp
     def GenerateSizeStatments(self,Pcd):
         CApp = '  Size = sizeof(%s);\n' % (Pcd.DatumType)
-- 
2.14.3.windows.1