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BaseTools/GenFds: factor out Region.PadBuffer() method
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1## @file\r
2# process FD Region generation\r
3#\r
b21a13fb 4# Copyright (c) 2007 - 2015, Intel Corporation. All rights reserved.<BR>\r
30fdf114 5#\r
40d841f6 6# This program and the accompanying materials\r
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7# are licensed and made available under the terms and conditions of the BSD License\r
8# which accompanies this distribution. The full text of the license may be found at\r
9# http://opensource.org/licenses/bsd-license.php\r
10#\r
11# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
12# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
13#\r
14\r
15##\r
16# Import Modules\r
17#\r
18from struct import *\r
19from GenFdsGlobalVariable import GenFdsGlobalVariable\r
20import StringIO\r
21from CommonDataClass.FdfClass import RegionClassObject\r
1be2ed90 22import Common.LongFilePathOs as os\r
fd171542 23from stat import *\r
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24from Common import EdkLogger\r
25from Common.BuildToolError import *\r
1be2ed90 26from Common.LongFilePathSupport import OpenLongFilePath as open\r
05cc51ad 27from Common.MultipleWorkspace import MultipleWorkspace as mws\r
30fdf114 28\r
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29## generate Region\r
30#\r
31#\r
32class Region(RegionClassObject):\r
33\r
34 ## The constructor\r
35 #\r
36 # @param self The object pointer\r
37 #\r
38 def __init__(self):\r
39 RegionClassObject.__init__(self)\r
40\r
41\r
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42 ## PadBuffer()\r
43 #\r
44 # Add padding bytes to the Buffer\r
45 #\r
46 # @param Buffer The buffer the generated region data will be put\r
47 # in\r
48 # @param ErasePolarity Flash erase polarity\r
49 # @param Size Number of padding bytes requested\r
50 #\r
51\r
52 def PadBuffer(self, Buffer, ErasePolarity, Size):\r
53 if Size > 0:\r
54 if (ErasePolarity == '1') :\r
55 PadData = 0xFF\r
56 else:\r
57 PadData = 0\r
58 for i in range(0, Size):\r
59 Buffer.write(pack('B', PadData))\r
60\r
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61 ## AddToBuffer()\r
62 #\r
63 # Add region data to the Buffer\r
64 #\r
65 # @param self The object pointer\r
66 # @param Buffer The buffer generated region data will be put\r
67 # @param BaseAddress base address of region\r
68 # @param BlockSize block size of region\r
69 # @param BlockNum How many blocks in region\r
70 # @param ErasePolarity Flash erase polarity\r
71 # @param VtfDict VTF objects\r
72 # @param MacroDict macro value pair\r
73 # @retval string Generated FV file path\r
74 #\r
75\r
47fea6af 76 def AddToBuffer(self, Buffer, BaseAddress, BlockSizeList, ErasePolarity, ImageBinDict, vtfDict=None, MacroDict={}):\r
30fdf114 77 Size = self.Size\r
fd171542 78 GenFdsGlobalVariable.InfLogger('\nGenerate Region at Offset 0x%X' % self.Offset)\r
47fea6af 79 GenFdsGlobalVariable.InfLogger(" Region Size = 0x%X" % Size)\r
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80 GenFdsGlobalVariable.SharpCounter = 0\r
81\r
82 if self.RegionType == 'FV':\r
83 #\r
84 # Get Fv from FvDict\r
85 #\r
30fdf114 86 self.FvAddress = int(BaseAddress, 16) + self.Offset\r
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87 FvBaseAddress = '0x%X' % self.FvAddress\r
88 FvOffset = 0\r
30fdf114 89 for RegionData in self.RegionDataList:\r
fd171542 90 FileName = None\r
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91 if RegionData.endswith(".fv"):\r
92 RegionData = GenFdsGlobalVariable.MacroExtend(RegionData, MacroDict)\r
47fea6af 93 GenFdsGlobalVariable.InfLogger(' Region FV File Name = .fv : %s' % RegionData)\r
30fdf114 94 if RegionData[1] != ':' :\r
534ef50c 95 RegionData = mws.join (GenFdsGlobalVariable.WorkSpaceDir, RegionData)\r
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96 if not os.path.exists(RegionData):\r
97 EdkLogger.error("GenFds", FILE_NOT_FOUND, ExtraData=RegionData)\r
98\r
fd171542 99 FileName = RegionData\r
100 elif RegionData.upper() + 'fv' in ImageBinDict.keys():\r
101 GenFdsGlobalVariable.InfLogger(' Region Name = FV')\r
102 FileName = ImageBinDict[RegionData.upper() + 'fv']\r
103 else:\r
104 #\r
105 # Generate FvImage.\r
106 #\r
107 FvObj = None\r
108 if RegionData.upper() in GenFdsGlobalVariable.FdfParser.Profile.FvDict.keys():\r
109 FvObj = GenFdsGlobalVariable.FdfParser.Profile.FvDict.get(RegionData.upper())\r
110\r
111 if FvObj != None :\r
112 GenFdsGlobalVariable.InfLogger(' Region Name = FV')\r
113 #\r
114 # Call GenFv tool\r
115 #\r
6780eef1 116 self.BlockInfoOfRegion(BlockSizeList, FvObj)\r
fd171542 117 self.FvAddress = self.FvAddress + FvOffset\r
118 FvAlignValue = self.GetFvAlignValue(FvObj.FvAlignment)\r
119 if self.FvAddress % FvAlignValue != 0:\r
120 EdkLogger.error("GenFds", GENFDS_ERROR,\r
121 "FV (%s) is NOT %s Aligned!" % (FvObj.UiFvName, FvObj.FvAlignment))\r
122 FvBuffer = StringIO.StringIO('')\r
47fea6af 123 FvBaseAddress = '0x%X' % self.FvAddress\r
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124 BlockSize = None\r
125 BlockNum = None\r
fd171542 126 FvObj.AddToBuffer(FvBuffer, FvBaseAddress, BlockSize, BlockNum, ErasePolarity, vtfDict)\r
127 if FvBuffer.len > Size:\r
128 FvBuffer.close()\r
129 EdkLogger.error("GenFds", GENFDS_ERROR,\r
130 "Size of FV (%s) is larger than Region Size 0x%X specified." % (RegionData, Size))\r
131 #\r
132 # Put the generated image into FD buffer.\r
133 #\r
134 Buffer.write(FvBuffer.getvalue())\r
135 FvBuffer.close()\r
136 FvOffset = FvOffset + FvBuffer.len\r
137 Size = Size - FvBuffer.len\r
138 continue\r
139 else:\r
140 EdkLogger.error("GenFds", GENFDS_ERROR, "FV (%s) is NOT described in FDF file!" % (RegionData))\r
141 #\r
142 # Add the exist Fv image into FD buffer\r
143 #\r
144 if FileName != None:\r
145 FileLength = os.stat(FileName)[ST_SIZE]\r
146 if FileLength > Size:\r
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147 EdkLogger.error("GenFds", GENFDS_ERROR,\r
148 "Size of FV File (%s) is larger than Region Size 0x%X specified." \\r
149 % (RegionData, Size))\r
47fea6af 150 BinFile = open(FileName, 'r+b')\r
fd171542 151 Buffer.write(BinFile.read())\r
152 BinFile.close()\r
153 Size = Size - FileLength\r
154 #\r
155 # Pad the left buffer\r
156 #\r
5588565f 157 self.PadBuffer(Buffer, ErasePolarity, Size)\r
30fdf114 158\r
fd171542 159 if self.RegionType == 'CAPSULE':\r
160 #\r
161 # Get Capsule from Capsule Dict\r
162 #\r
163 for RegionData in self.RegionDataList:\r
164 if RegionData.endswith(".cap"):\r
165 RegionData = GenFdsGlobalVariable.MacroExtend(RegionData, MacroDict)\r
47fea6af 166 GenFdsGlobalVariable.InfLogger(' Region CAPSULE Image Name = .cap : %s' % RegionData)\r
fd171542 167 if RegionData[1] != ':' :\r
534ef50c 168 RegionData = mws.join (GenFdsGlobalVariable.WorkSpaceDir, RegionData)\r
fd171542 169 if not os.path.exists(RegionData):\r
170 EdkLogger.error("GenFds", FILE_NOT_FOUND, ExtraData=RegionData)\r
30fdf114 171\r
fd171542 172 FileName = RegionData\r
173 elif RegionData.upper() + 'cap' in ImageBinDict.keys():\r
174 GenFdsGlobalVariable.InfLogger(' Region Name = CAPSULE')\r
175 FileName = ImageBinDict[RegionData.upper() + 'cap']\r
176 else:\r
30fdf114 177 #\r
fd171542 178 # Generate Capsule image and Put it into FD buffer\r
30fdf114 179 #\r
fd171542 180 CapsuleObj = None\r
181 if RegionData.upper() in GenFdsGlobalVariable.FdfParser.Profile.CapsuleDict.keys():\r
182 CapsuleObj = GenFdsGlobalVariable.FdfParser.Profile.CapsuleDict[RegionData.upper()]\r
30fdf114 183\r
fd171542 184 if CapsuleObj != None :\r
185 CapsuleObj.CapsuleName = RegionData.upper()\r
186 GenFdsGlobalVariable.InfLogger(' Region Name = CAPSULE')\r
187 #\r
188 # Call GenFv tool to generate Capsule Image\r
189 #\r
190 FileName = CapsuleObj.GenCapsule()\r
191 CapsuleObj.CapsuleName = None\r
192 else:\r
193 EdkLogger.error("GenFds", GENFDS_ERROR, "Capsule (%s) is NOT described in FDF file!" % (RegionData))\r
30fdf114 194\r
fd171542 195 #\r
196 # Add the capsule image into FD buffer\r
197 #\r
198 FileLength = os.stat(FileName)[ST_SIZE]\r
199 if FileLength > Size:\r
200 EdkLogger.error("GenFds", GENFDS_ERROR,\r
201 "Size 0x%X of Capsule File (%s) is larger than Region Size 0x%X specified." \\r
202 % (FileLength, RegionData, Size))\r
47fea6af 203 BinFile = open(FileName, 'r+b')\r
30fdf114 204 Buffer.write(BinFile.read())\r
fd171542 205 BinFile.close()\r
206 Size = Size - FileLength\r
207 #\r
208 # Pad the left buffer\r
209 #\r
5588565f 210 self.PadBuffer(Buffer, ErasePolarity, Size)\r
30fdf114 211\r
b21a13fb 212 if self.RegionType in ('FILE', 'INF'):\r
30fdf114 213 for RegionData in self.RegionDataList:\r
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214 if self.RegionType == 'INF':\r
215 RegionData.__InfParse__(None)\r
216 if len(RegionData.BinFileList) != 1:\r
217 EdkLogger.error('GenFds', GENFDS_ERROR, 'INF in FD region can only contain one binary: %s' % RegionData)\r
218 File = RegionData.BinFileList[0]\r
219 RegionData = RegionData.PatchEfiFile(File.Path, File.Type)\r
220 else:\r
221 RegionData = GenFdsGlobalVariable.MacroExtend(RegionData, MacroDict)\r
222 if RegionData[1] != ':' :\r
534ef50c 223 RegionData = mws.join (GenFdsGlobalVariable.WorkSpaceDir, RegionData)\r
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224 if not os.path.exists(RegionData):\r
225 EdkLogger.error("GenFds", FILE_NOT_FOUND, ExtraData=RegionData)\r
fd171542 226 #\r
227 # Add the file image into FD buffer\r
228 #\r
229 FileLength = os.stat(RegionData)[ST_SIZE]\r
230 if FileLength > Size:\r
30fdf114 231 EdkLogger.error("GenFds", GENFDS_ERROR,\r
fd171542 232 "Size of File (%s) is larger than Region Size 0x%X specified." \\r
233 % (RegionData, Size))\r
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234 GenFdsGlobalVariable.InfLogger(' Region File Name = %s' % RegionData)\r
235 BinFile = open(RegionData, 'rb')\r
fd171542 236 Buffer.write(BinFile.read())\r
237 BinFile.close()\r
238 Size = Size - FileLength\r
30fdf114 239 #\r
fd171542 240 # Pad the left buffer\r
30fdf114 241 #\r
5588565f 242 self.PadBuffer(Buffer, ErasePolarity, Size)\r
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243\r
244 if self.RegionType == 'DATA' :\r
245 GenFdsGlobalVariable.InfLogger(' Region Name = DATA')\r
246 DataSize = 0\r
247 for RegionData in self.RegionDataList:\r
248 Data = RegionData.split(',')\r
249 DataSize = DataSize + len(Data)\r
250 if DataSize > Size:\r
251 EdkLogger.error("GenFds", GENFDS_ERROR, "Size of DATA is larger than Region Size ")\r
252 else:\r
253 for item in Data :\r
254 Buffer.write(pack('B', int(item, 16)))\r
fd171542 255 Size = Size - DataSize\r
256 #\r
257 # Pad the left buffer\r
258 #\r
5588565f 259 self.PadBuffer(Buffer, ErasePolarity, Size)\r
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260\r
261 if self.RegionType == None:\r
262 GenFdsGlobalVariable.InfLogger(' Region Name = None')\r
5588565f 263 self.PadBuffer(Buffer, ErasePolarity, Size)\r
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264\r
265 def GetFvAlignValue(self, Str):\r
266 AlignValue = 1\r
267 Granu = 1\r
268 Str = Str.strip().upper()\r
269 if Str.endswith('K'):\r
270 Granu = 1024\r
271 Str = Str[:-1]\r
272 elif Str.endswith('M'):\r
47fea6af 273 Granu = 1024 * 1024\r
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274 Str = Str[:-1]\r
275 elif Str.endswith('G'):\r
47fea6af 276 Granu = 1024 * 1024 * 1024\r
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277 Str = Str[:-1]\r
278 else:\r
279 pass\r
280\r
47fea6af 281 AlignValue = int(Str) * Granu\r
30fdf114 282 return AlignValue\r
47fea6af 283\r
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284 ## BlockSizeOfRegion()\r
285 #\r
286 # @param BlockSizeList List of block information\r
6780eef1 287 # @param FvObj The object for FV\r
30fdf114 288 #\r
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289 def BlockInfoOfRegion(self, BlockSizeList, FvObj):\r
290 Start = 0\r
291 End = 0\r
292 RemindingSize = self.Size\r
293 ExpectedList = []\r
294 for (BlockSize, BlockNum, pcd) in BlockSizeList:\r
295 End = Start + BlockSize * BlockNum\r
296 # region not started yet\r
297 if self.Offset >= End:\r
298 Start = End\r
299 continue\r
300 # region located in current blocks \r
301 else:\r
302 # region ended within current blocks\r
303 if self.Offset + self.Size <= End:\r
47fea6af 304 ExpectedList.append((BlockSize, (RemindingSize + BlockSize - 1) / BlockSize))\r
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305 break\r
306 # region not ended yet\r
307 else:\r
308 # region not started in middle of current blocks\r
309 if self.Offset <= Start:\r
310 UsedBlockNum = BlockNum\r
311 # region started in middle of current blocks\r
312 else:\r
47fea6af 313 UsedBlockNum = (End - self.Offset) / BlockSize\r
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314 Start = End\r
315 ExpectedList.append((BlockSize, UsedBlockNum))\r
316 RemindingSize -= BlockSize * UsedBlockNum\r
47fea6af 317\r
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318 if FvObj.BlockSizeList == []:\r
319 FvObj.BlockSizeList = ExpectedList\r
320 else:\r
321 # first check whether FvObj.BlockSizeList items have only "BlockSize" or "NumBlocks",\r
322 # if so, use ExpectedList\r
323 for Item in FvObj.BlockSizeList:\r
324 if Item[0] == None or Item[1] == None:\r
325 FvObj.BlockSizeList = ExpectedList\r
326 break\r
327 # make sure region size is no smaller than the summed block size in FV\r
328 Sum = 0\r
329 for Item in FvObj.BlockSizeList:\r
330 Sum += Item[0] * Item[1]\r
331 if self.Size < Sum:\r
332 EdkLogger.error("GenFds", GENFDS_ERROR, "Total Size of FV %s 0x%x is larger than Region Size 0x%x "\r
47fea6af 333 % (FvObj.UiFvName, Sum, self.Size))\r
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334 # check whether the BlockStatements in FV section is appropriate\r
335 ExpectedListData = ''\r
336 for Item in ExpectedList:\r
47fea6af 337 ExpectedListData += "BlockSize = 0x%x\n\tNumBlocks = 0x%x\n\t" % Item\r
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338 Index = 0\r
339 for Item in FvObj.BlockSizeList:\r
340 if Item[0] != ExpectedList[Index][0]:\r
341 EdkLogger.error("GenFds", GENFDS_ERROR, "BlockStatements of FV %s are not align with FD's, suggested FV BlockStatement"\r
47fea6af 342 % FvObj.UiFvName, ExtraData=ExpectedListData)\r
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343 elif Item[1] != ExpectedList[Index][1]:\r
344 if (Item[1] < ExpectedList[Index][1]) and (Index == len(FvObj.BlockSizeList) - 1):\r
345 break;\r
346 else:\r
347 EdkLogger.error("GenFds", GENFDS_ERROR, "BlockStatements of FV %s are not align with FD's, suggested FV BlockStatement"\r
47fea6af 348 % FvObj.UiFvName, ExtraData=ExpectedListData)\r
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349 else:\r
350 Index += 1\r
30fdf114 351\r
6780eef1 352 \r
30fdf114 353\r