return ""\r
\r
def ParseDscFile (self, DscFile, FvDir):\r
+ Hardcode = False\r
+ AutoAlign = False\r
self._CfgItemList = []\r
self._CfgPageDict = {}\r
self._CfgBlkDict = {}\r
DscLines = DscFd.readlines()\r
DscFd.close()\r
\r
+ MaxAlign = 32 #Default align to 32, but if there are 64 bit unit, align to 64\r
+ SizeAlign = 0 #record the struct max align\r
while len(DscLines):\r
DscLine = DscLines.pop(0).strip()\r
Handle = False\r
ConfigDict['comment'] = ''\r
ConfigDict['subreg'] = []\r
IsUpdSect = True\r
+ Offset = 0\r
else:\r
if IsDefSect or IsPcdSect or IsUpdSect or IsVpdSect:\r
if re.match("^!else($|\s+#.+)", DscLine):\r
NewDscLines = IncludeDsc.readlines()\r
IncludeDsc.close()\r
DscLines = NewDscLines + DscLines\r
+ Offset = 0\r
else:\r
if DscLine.startswith('!'):\r
print("ERROR: Unrecoginized directive for line '%s'" % DscLine)\r
\r
# Check VPD/UPD\r
if IsUpdSect:\r
- Match = re.match("^([_a-zA-Z0-9]+).([_a-zA-Z0-9]+)\s*\|\s*(0x[0-9A-F]+)\s*\|\s*(\d+|0x[0-9a-fA-F]+)\s*\|\s*(.+)",DscLine)\r
+ Match = re.match("^([_a-zA-Z0-9]+).([_a-zA-Z0-9]+)\s*\|\s*(0x[0-9A-F]+|\*)\s*\|\s*(\d+|0x[0-9a-fA-F]+)\s*\|\s*(.+)",DscLine)\r
else:\r
Match = re.match("^([_a-zA-Z0-9]+).([_a-zA-Z0-9]+)\s*\|\s*(0x[0-9A-F]+)(?:\s*\|\s*(.+))?", DscLine)\r
if Match:\r
ConfigDict['space'] = Match.group(1)\r
ConfigDict['cname'] = Match.group(2)\r
- ConfigDict['offset'] = int (Match.group(3), 16)\r
+ if Match.group(3) != '*':\r
+ Hardcode = True\r
+ Offset = int (Match.group(3), 16)\r
+ else:\r
+ AutoAlign = True\r
+\r
+ if Hardcode and AutoAlign:\r
+ print("Hardcode and auto-align mixed mode is not supported by GenCfgOpt")\r
+ raise SystemExit\r
+ ConfigDict['offset'] = Offset\r
if ConfigDict['order'] == -1:\r
ConfigDict['order'] = ConfigDict['offset'] << 8\r
else:\r
Length = int (Match.group(4), 16)\r
else :\r
Length = int (Match.group(4))\r
+ Offset += Length\r
else:\r
Value = Match.group(4)\r
if Value is None:\r
ConfigDict['help'] = ''\r
ConfigDict['type'] = ''\r
ConfigDict['option'] = ''\r
+ if IsUpdSect and AutoAlign:\r
+ ItemLength = int(ConfigDict['length'])\r
+ ItemOffset = int(ConfigDict['offset'])\r
+ ItemStruct = ConfigDict['struct']\r
+ Unit = 1\r
+ if ItemLength in [1, 2, 4, 8] and not ConfigDict['value'].startswith('{'):\r
+ Unit = ItemLength\r
+ # If there are 64 bit unit, align to 64\r
+ if Unit == 8:\r
+ MaxAlign = 64\r
+ SizeAlign = 8\r
+ if ItemStruct != '':\r
+ UnitDict = {'UINT8':1, 'UINT16':2, 'UINT32':4, 'UINT64':8}\r
+ if ItemStruct in ['UINT8', 'UINT16', 'UINT32', 'UINT64']:\r
+ Unit = UnitDict[ItemStruct]\r
+ # If there are 64 bit unit, align to 64\r
+ if Unit == 8:\r
+ MaxAlign = 64\r
+ SizeAlign = max(SizeAlign, Unit)\r
+ if (ConfigDict['embed'].find(':START') != -1):\r
+ Base = ItemOffset\r
+ SubOffset = ItemOffset - Base\r
+ SubRemainder = SubOffset % Unit\r
+ if SubRemainder:\r
+ Diff = Unit - SubRemainder\r
+ Offset = Offset + Diff\r
+ ItemOffset = ItemOffset + Diff\r
+\r
+ if (ConfigDict['embed'].find(':END') != -1):\r
+ Remainder = Offset % (MaxAlign/8) # MaxAlign is either 32 or 64\r
+ if Remainder:\r
+ Diff = (MaxAlign/8) - Remainder\r
+ Offset = Offset + Diff\r
+ ItemOffset = ItemOffset + Diff\r
+ MaxAlign = 32 # Reset to default 32 align when struct end\r
+ if (ConfigDict['cname'] == 'UpdTerminator'):\r
+ # ItemLength is the size of UpdTerminator\r
+ # Itemlength might be 16, 32, or 64\r
+ # Struct align to 64 if UpdTerminator\r
+ # or struct size is 64 bit, else align to 32\r
+ Remainder = Offset % max(ItemLength/8, 4, SizeAlign)\r
+ Offset = Offset + ItemLength\r
+ if Remainder:\r
+ Diff = max(ItemLength/8, 4, SizeAlign) - Remainder\r
+ ItemOffset = ItemOffset + Diff\r
+ ConfigDict['offset'] = ItemOffset\r
\r
self._CfgItemList.append(ConfigDict.copy())\r
ConfigDict['name'] = ''\r