1 files changed, 126 insertions, 0 deletions
diff --git a/Platform/Intel/MinPlatformPkg/Tools/PatchFv/PatchBfv.py b/Platform/Intel/MinPlatformPkg/Tools/PatchFv/PatchBfv.py
new file mode 100644
index 0000000000..73c18c5d27
--- /dev/null
+++ b/Platform/Intel/MinPlatformPkg/Tools/PatchFv/PatchBfv.py
@@ -0,0 +1,126 @@
+## @ PatchBfv.py
+#
+# Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+# This program and the accompanying materials are licensed and made available under
+# the terms and conditions of the BSD License that accompanies this distribution.
+# The full text of the license may be found at
+# http://opensource.org/licenses/bsd-license.php.
+#
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+##
+
+import os
+import re
+import sys
+import time
+import shutil
+import struct
+import binascii
+from   ctypes import *
+
+class FileChecker:
+    def __init__(self):
+        self.fdName = ""
+        self.reportFile = ""
+        self.pcd = ["", "", ""]
+
+    def PrintPcd(self):
+        print "PCD: " + self.pcd[0] + "|" + self.pcd[1] + "(" + self.pcd[2] + ")"
+
+    def ProcessReport(self):
+        try :
+            file = open(self.reportFile)
+        except Exception:
+            print "fail to open " + self.reportFile
+            return
+        try:
+            file.seek(0)
+            print "checking - " + self.pcd[0]
+            ValuePair = self.GetPcdFromReport (file, self.pcd[0])
+            self.pcd[1] = ValuePair[0]
+            self.pcd[2] = ValuePair[1]
+        finally:
+            file.close()
+
+        self.PrintPcd()
+
+    def PatchFd(self):
+        fileName = self.fdName
+        print "patching BFV - " + fileName
+
+        try :
+            file = open(fileName, "rb")
+        except Exception:
+            print "fail to open " + fileName
+            return
+        try:
+            buffer = file.read()
+            data = bytearray(buffer)
+            file.close()
+
+            offset = -4
+
+            l = struct.pack("L", int(self.pcd[1],16))
+            print "  [" + hex(offset) + "] " + binascii.hexlify(data[-4:]) + " <= " + binascii.hexlify(l)
+            data[-4:] = l
+
+            file = open(fileName, "wb")
+            file.write(data[0:])
+        finally:
+            file.close()
+
+    def GetPcdFromReport(self, file, pcd):
+        FoundPkg = False
+        pcdSplit = pcd.split(".")
+        TargetPkg = pcdSplit[0]
+        TargetPcd = pcdSplit[1]
+        while 1:
+            line = file.readline()
+            if not line:
+                break
+
+            newline = line[:-1]
+
+            if (cmp (newline, TargetPkg) == 0):
+                FoundPkg = True
+                continue
+
+            if (cmp (newline, "") == 0) or ((cmp (newline[0], " ") != 0) and (cmp (newline[0], "0") != 0)):
+                FoundPkg = False
+
+            if (FoundPkg == True) :
+                newline = newline.strip()
+                splitLine = newline.split(" ", 2)
+                if (cmp (splitLine[0], "*F") == 0) or (cmp (splitLine[0], "*P") == 0) :
+                    if (cmp (splitLine[1], TargetPcd) == 0):
+                        print "found - " + TargetPkg + "." + TargetPcd
+
+                        splitLine = splitLine[2].strip()[1:].strip().split(" ", 1)
+                        if (cmp (splitLine[0], "FIXED") == 0) or (cmp (splitLine[0], "PATCH") == 0):
+                            SplitLine = splitLine[1].strip()[1:].split(")", 1)
+                            Type = SplitLine[0]
+                            Value = SplitLine[1].strip()[1:].strip()
+                            print "  Type - (" + Type + "), Value - (" + Value + ")"
+                            return [Value, Type]
+        return ["", ""]
+            
+def main():
+    global FileChecker
+
+    fileChecker = FileChecker()
+
+    if (len(sys.argv) != 4) :
+        print "usage: PatchBfv <FdFile> <ReportFile> <BfvPcdName>"
+        return 0
+
+    fileChecker.fdName = sys.argv[1]
+    fileChecker.reportFile = sys.argv[2]
+    fileChecker.pcd[0] = sys.argv[3]
+
+    fileChecker.ProcessReport ()
+    fileChecker.PatchFd ()
+
+if __name__ == '__main__':
+    sys.exit(main())