summaryrefslogtreecommitdiffstats
path: root/BaseTools/Source/Python/build/build.py
blob: 51fb1f433eb7878d3721e882a7ff8e19cfee4297 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
## @file
# build a platform or a module
#
#  Copyright (c) 2014, Hewlett-Packard Development Company, L.P.<BR>
#  Copyright (c) 2007 - 2021, Intel Corporation. All rights reserved.<BR>
#  Copyright (c) 2018, Hewlett Packard Enterprise Development, L.P.<BR>
#  Copyright (c) 2020 - 2021, ARM Limited. All rights reserved.<BR>
#
#  SPDX-License-Identifier: BSD-2-Clause-Patent
#

##
# Import Modules
#
from __future__ import print_function
from __future__ import absolute_import
import os.path as path
import sys
import os
import re
import glob
import time
import platform
import traceback
import multiprocessing
from threading import Thread,Event,BoundedSemaphore
import threading
from linecache import getlines
from subprocess import Popen,PIPE, STDOUT
from collections import OrderedDict, defaultdict

from AutoGen.PlatformAutoGen import PlatformAutoGen
from AutoGen.ModuleAutoGen import ModuleAutoGen
from AutoGen.WorkspaceAutoGen import WorkspaceAutoGen
from AutoGen.AutoGenWorker import AutoGenWorkerInProcess,AutoGenManager,\
    LogAgent
from AutoGen import GenMake
from Common import Misc as Utils

from Common.TargetTxtClassObject import TargetTxtDict
from Common.ToolDefClassObject import ToolDefDict
from buildoptions import MyOptionParser
from Common.Misc import PathClass,SaveFileOnChange,RemoveDirectory
from Common.StringUtils import NormPath
from Common.MultipleWorkspace import MultipleWorkspace as mws
from Common.BuildToolError import *
from Common.DataType import *
import Common.EdkLogger as EdkLogger

from Workspace.WorkspaceDatabase import BuildDB

from BuildReport import BuildReport
from GenPatchPcdTable.GenPatchPcdTable import PeImageClass,parsePcdInfoFromMapFile
from PatchPcdValue.PatchPcdValue import PatchBinaryFile

import Common.GlobalData as GlobalData
from GenFds.GenFds import GenFds, GenFdsApi
import multiprocessing as mp
from multiprocessing import Manager
from AutoGen.DataPipe import MemoryDataPipe
from AutoGen.ModuleAutoGenHelper import WorkSpaceInfo, PlatformInfo
from GenFds.FdfParser import FdfParser
from AutoGen.IncludesAutoGen import IncludesAutoGen
from GenFds.GenFds import resetFdsGlobalVariable
from AutoGen.AutoGen import CalculatePriorityValue

## standard targets of build command
gSupportedTarget = ['all', 'genc', 'genmake', 'modules', 'libraries', 'fds', 'clean', 'cleanall', 'cleanlib', 'run']

TemporaryTablePattern = re.compile(r'^_\d+_\d+_[a-fA-F0-9]+$')
TmpTableDict = {}

## Check environment PATH variable to make sure the specified tool is found
#
#   If the tool is found in the PATH, then True is returned
#   Otherwise, False is returned
#
def IsToolInPath(tool):
    if 'PATHEXT' in os.environ:
        extns = os.environ['PATHEXT'].split(os.path.pathsep)
    else:
        extns = ('',)
    for pathDir in os.environ['PATH'].split(os.path.pathsep):
        for ext in extns:
            if os.path.exists(os.path.join(pathDir, tool + ext)):
                return True
    return False

## Check environment variables
#
#  Check environment variables that must be set for build. Currently they are
#
#   WORKSPACE           The directory all packages/platforms start from
#   EDK_TOOLS_PATH      The directory contains all tools needed by the build
#   PATH                $(EDK_TOOLS_PATH)/Bin/<sys> must be set in PATH
#
#   If any of above environment variable is not set or has error, the build
#   will be broken.
#
def CheckEnvVariable():
    # check WORKSPACE
    if "WORKSPACE" not in os.environ:
        EdkLogger.error("build", ATTRIBUTE_NOT_AVAILABLE, "Environment variable not found",
                        ExtraData="WORKSPACE")

    WorkspaceDir = os.path.normcase(os.path.normpath(os.environ["WORKSPACE"]))
    if not os.path.exists(WorkspaceDir):
        EdkLogger.error("build", FILE_NOT_FOUND, "WORKSPACE doesn't exist", ExtraData=WorkspaceDir)
    elif ' ' in WorkspaceDir:
        EdkLogger.error("build", FORMAT_NOT_SUPPORTED, "No space is allowed in WORKSPACE path",
                        ExtraData=WorkspaceDir)
    os.environ["WORKSPACE"] = WorkspaceDir

    # set multiple workspace
    PackagesPath = os.getenv("PACKAGES_PATH")
    mws.setWs(WorkspaceDir, PackagesPath)
    if mws.PACKAGES_PATH:
        for Path in mws.PACKAGES_PATH:
            if not os.path.exists(Path):
                EdkLogger.error("build", FILE_NOT_FOUND, "One Path in PACKAGES_PATH doesn't exist", ExtraData=Path)
            elif ' ' in Path:
                EdkLogger.error("build", FORMAT_NOT_SUPPORTED, "No space is allowed in PACKAGES_PATH", ExtraData=Path)


    os.environ["EDK_TOOLS_PATH"] = os.path.normcase(os.environ["EDK_TOOLS_PATH"])

    # check EDK_TOOLS_PATH
    if "EDK_TOOLS_PATH" not in os.environ:
        EdkLogger.error("build", ATTRIBUTE_NOT_AVAILABLE, "Environment variable not found",
                        ExtraData="EDK_TOOLS_PATH")

    # check PATH
    if "PATH" not in os.environ:
        EdkLogger.error("build", ATTRIBUTE_NOT_AVAILABLE, "Environment variable not found",
                        ExtraData="PATH")

    GlobalData.gWorkspace = WorkspaceDir

    GlobalData.gGlobalDefines["WORKSPACE"]  = WorkspaceDir
    GlobalData.gGlobalDefines["EDK_TOOLS_PATH"] = os.environ["EDK_TOOLS_PATH"]

## Get normalized file path
#
# Convert the path to be local format, and remove the WORKSPACE path at the
# beginning if the file path is given in full path.
#
# @param  FilePath      File path to be normalized
# @param  Workspace     Workspace path which the FilePath will be checked against
#
# @retval string        The normalized file path
#
def NormFile(FilePath, Workspace):
    # check if the path is absolute or relative
    if os.path.isabs(FilePath):
        FileFullPath = os.path.normpath(FilePath)
    else:
        FileFullPath = os.path.normpath(mws.join(Workspace, FilePath))
        Workspace = mws.getWs(Workspace, FilePath)

    # check if the file path exists or not
    if not os.path.isfile(FileFullPath):
        EdkLogger.error("build", FILE_NOT_FOUND, ExtraData="\t%s (Please give file in absolute path or relative to WORKSPACE)" % FileFullPath)

    # remove workspace directory from the beginning part of the file path
    if Workspace[-1] in ["\\", "/"]:
        return FileFullPath[len(Workspace):]
    else:
        return FileFullPath[(len(Workspace) + 1):]

## Get the output of an external program
#
# This is the entrance method of thread reading output of an external program and
# putting them in STDOUT/STDERR of current program.
#
# @param  From      The stream message read from
# @param  To        The stream message put on
# @param  ExitFlag  The flag used to indicate stopping reading
#
def ReadMessage(From, To, ExitFlag,MemTo=None):
    while True:
        # read one line a time
        Line = From.readline()
        # empty string means "end"
        if Line is not None and Line != b"":
            LineStr = Line.rstrip().decode(encoding='utf-8', errors='ignore')
            if MemTo is not None:
                if "Note: including file:" ==  LineStr.lstrip()[:21]:
                    MemTo.append(LineStr)
                else:
                    To(LineStr)
                    MemTo.append(LineStr)
            else:
                To(LineStr)
        else:
            break
        if ExitFlag.is_set():
            break

class MakeSubProc(Popen):
    def __init__(self,*args, **argv):
        super(MakeSubProc,self).__init__(*args, **argv)
        self.ProcOut = []

## Launch an external program
#
# This method will call subprocess.Popen to execute an external program with
# given options in specified directory. Because of the dead-lock issue during
# redirecting output of the external program, threads are used to do the
# redirection work.
#
# @param  Command               A list or string containing the call of the program
# @param  WorkingDir            The directory in which the program will be running
#
def LaunchCommand(Command, WorkingDir,ModuleAuto = None):
    BeginTime = time.time()
    # if working directory doesn't exist, Popen() will raise an exception
    if not os.path.isdir(WorkingDir):
        EdkLogger.error("build", FILE_NOT_FOUND, ExtraData=WorkingDir)

    # Command is used as the first Argument in following Popen().
    # It could be a string or sequence. We find that if command is a string in following Popen(),
    # ubuntu may fail with an error message that the command is not found.
    # So here we may need convert command from string to list instance.
    if platform.system() != 'Windows':
        if not isinstance(Command, list):
            Command = Command.split()
        Command = ' '.join(Command)

    Proc = None
    EndOfProcedure = None
    try:
        # launch the command
        Proc = MakeSubProc(Command, stdout=PIPE, stderr=STDOUT, env=os.environ, cwd=WorkingDir, bufsize=-1, shell=True)

        # launch two threads to read the STDOUT and STDERR
        EndOfProcedure = Event()
        EndOfProcedure.clear()
        if Proc.stdout:
            StdOutThread = Thread(target=ReadMessage, args=(Proc.stdout, EdkLogger.info, EndOfProcedure,Proc.ProcOut))
            StdOutThread.name = "STDOUT-Redirector"
            StdOutThread.daemon = False
            StdOutThread.start()


        # waiting for program exit
        Proc.wait()
    except: # in case of aborting
        # terminate the threads redirecting the program output
        EdkLogger.quiet("(Python %s on %s) " % (platform.python_version(), sys.platform) + traceback.format_exc())
        if EndOfProcedure is not None:
            EndOfProcedure.set()
        if Proc is None:
            if not isinstance(Command, type("")):
                Command = " ".join(Command)
            EdkLogger.error("build", COMMAND_FAILURE, "Failed to start command", ExtraData="%s [%s]" % (Command, WorkingDir))

    if Proc.stdout:
        StdOutThread.join()

    # check the return code of the program
    if Proc.returncode != 0:
        if not isinstance(Command, type("")):
            Command = " ".join(Command)
        # print out the Response file and its content when make failure
        RespFile = os.path.join(WorkingDir, 'OUTPUT', 'respfilelist.txt')
        if os.path.isfile(RespFile):
            f = open(RespFile)
            RespContent = f.read()
            f.close()
            EdkLogger.info(RespContent)

        EdkLogger.error("build", COMMAND_FAILURE, ExtraData="%s [%s]" % (Command, WorkingDir))
    if ModuleAuto:
        iau = IncludesAutoGen(WorkingDir,ModuleAuto)
        if ModuleAuto.ToolChainFamily == TAB_COMPILER_MSFT:
            iau.CreateDepsFileForMsvc(Proc.ProcOut)
        else:
            iau.UpdateDepsFileforNonMsvc()
        iau.UpdateDepsFileforTrim()
        iau.CreateModuleDeps()
        iau.CreateDepsInclude()
        iau.CreateDepsTarget()
    return "%dms" % (int(round((time.time() - BeginTime) * 1000)))

## The smallest unit that can be built in multi-thread build mode
#
# This is the base class of build unit. The "Obj" parameter must provide
# __str__(), __eq__() and __hash__() methods. Otherwise there could be build units
# missing build.
#
# Currently the "Obj" should be only ModuleAutoGen or PlatformAutoGen objects.
#
class BuildUnit:
    ## The constructor
    #
    #   @param  self        The object pointer
    #   @param  Obj         The object the build is working on
    #   @param  Target      The build target name, one of gSupportedTarget
    #   @param  Dependency  The BuildUnit(s) which must be completed in advance
    #   @param  WorkingDir  The directory build command starts in
    #
    def __init__(self, Obj, BuildCommand, Target, Dependency, WorkingDir="."):
        self.BuildObject = Obj
        self.Dependency = Dependency
        self.WorkingDir = WorkingDir
        self.Target = Target
        self.BuildCommand = BuildCommand
        if not BuildCommand:
            EdkLogger.error("build", OPTION_MISSING,
                            "No build command found for this module. "
                            "Please check your setting of %s_%s_%s_MAKE_PATH in Conf/tools_def.txt file." %
                                (Obj.BuildTarget, Obj.ToolChain, Obj.Arch),
                            ExtraData=str(Obj))


    ## str() method
    #
    #   It just returns the string representation of self.BuildObject
    #
    #   @param  self        The object pointer
    #
    def __str__(self):
        return str(self.BuildObject)

    ## "==" operator method
    #
    #   It just compares self.BuildObject with "Other". So self.BuildObject must
    #   provide its own __eq__() method.
    #
    #   @param  self        The object pointer
    #   @param  Other       The other BuildUnit object compared to
    #
    def __eq__(self, Other):
        return Other and self.BuildObject == Other.BuildObject \
                and Other.BuildObject \
                and self.BuildObject.Arch == Other.BuildObject.Arch

    ## hash() method
    #
    #   It just returns the hash value of self.BuildObject which must be hashable.
    #
    #   @param  self        The object pointer
    #
    def __hash__(self):
        return hash(self.BuildObject) + hash(self.BuildObject.Arch)

    def __repr__(self):
        return repr(self.BuildObject)

## The smallest module unit that can be built by nmake/make command in multi-thread build mode
#
# This class is for module build by nmake/make build system. The "Obj" parameter
# must provide __str__(), __eq__() and __hash__() methods. Otherwise there could
# be make units missing build.
#
# Currently the "Obj" should be only ModuleAutoGen object.
#
class ModuleMakeUnit(BuildUnit):
    ## The constructor
    #
    #   @param  self        The object pointer
    #   @param  Obj         The ModuleAutoGen object the build is working on
    #   @param  Target      The build target name, one of gSupportedTarget
    #
    def __init__(self, Obj, BuildCommand,Target):
        Dependency = [ModuleMakeUnit(La, BuildCommand,Target) for La in Obj.LibraryAutoGenList]
        BuildUnit.__init__(self, Obj, BuildCommand, Target, Dependency, Obj.MakeFileDir)
        if Target in [None, "", "all"]:
            self.Target = "tbuild"

## The smallest platform unit that can be built by nmake/make command in multi-thread build mode
#
# This class is for platform build by nmake/make build system. The "Obj" parameter
# must provide __str__(), __eq__() and __hash__() methods. Otherwise there could
# be make units missing build.
#
# Currently the "Obj" should be only PlatformAutoGen object.
#
class PlatformMakeUnit(BuildUnit):
    ## The constructor
    #
    #   @param  self        The object pointer
    #   @param  Obj         The PlatformAutoGen object the build is working on
    #   @param  Target      The build target name, one of gSupportedTarget
    #
    def __init__(self, Obj, BuildCommand, Target):
        Dependency = [ModuleMakeUnit(Lib, BuildCommand, Target) for Lib in self.BuildObject.LibraryAutoGenList]
        Dependency.extend([ModuleMakeUnit(Mod, BuildCommand,Target) for Mod in self.BuildObject.ModuleAutoGenList])
        BuildUnit.__init__(self, Obj, BuildCommand, Target, Dependency, Obj.MakeFileDir)

## The class representing the task of a module build or platform build
#
# This class manages the build tasks in multi-thread build mode. Its jobs include
# scheduling thread running, catching thread error, monitor the thread status, etc.
#
class BuildTask:
    # queue for tasks waiting for schedule
    _PendingQueue = OrderedDict()
    _PendingQueueLock = threading.Lock()

    # queue for tasks ready for running
    _ReadyQueue = OrderedDict()
    _ReadyQueueLock = threading.Lock()

    # queue for run tasks
    _RunningQueue = OrderedDict()
    _RunningQueueLock = threading.Lock()

    # queue containing all build tasks, in case duplicate build
    _TaskQueue = OrderedDict()

    # flag indicating error occurs in a running thread
    _ErrorFlag = threading.Event()
    _ErrorFlag.clear()
    _ErrorMessage = ""

    # BoundedSemaphore object used to control the number of running threads
    _Thread = None

    # flag indicating if the scheduler is started or not
    _SchedulerStopped = threading.Event()
    _SchedulerStopped.set()

    ## Start the task scheduler thread
    #
    #   @param  MaxThreadNumber     The maximum thread number
    #   @param  ExitFlag            Flag used to end the scheduler
    #
    @staticmethod
    def StartScheduler(MaxThreadNumber, ExitFlag):
        SchedulerThread = Thread(target=BuildTask.Scheduler, args=(MaxThreadNumber, ExitFlag))
        SchedulerThread.name = "Build-Task-Scheduler"
        SchedulerThread.daemon = False
        SchedulerThread.start()
        # wait for the scheduler to be started, especially useful in Linux
        while not BuildTask.IsOnGoing():
            time.sleep(0.01)

    ## Scheduler method
    #
    #   @param  MaxThreadNumber     The maximum thread number
    #   @param  ExitFlag            Flag used to end the scheduler
    #
    @staticmethod
    def Scheduler(MaxThreadNumber, ExitFlag):
        BuildTask._SchedulerStopped.clear()
        try:
            # use BoundedSemaphore to control the maximum running threads
            BuildTask._Thread = BoundedSemaphore(MaxThreadNumber)
            #
            # scheduling loop, which will exits when no pending/ready task and
            # indicated to do so, or there's error in running thread
            #
            while (len(BuildTask._PendingQueue) > 0 or len(BuildTask._ReadyQueue) > 0 \
                   or not ExitFlag.is_set()) and not BuildTask._ErrorFlag.is_set():
                EdkLogger.debug(EdkLogger.DEBUG_8, "Pending Queue (%d), Ready Queue (%d)"
                                % (len(BuildTask._PendingQueue), len(BuildTask._ReadyQueue)))

                # get all pending tasks
                BuildTask._PendingQueueLock.acquire()
                BuildObjectList = list(BuildTask._PendingQueue.keys())
                #
                # check if their dependency is resolved, and if true, move them
                # into ready queue
                #
                for BuildObject in BuildObjectList:
                    Bt = BuildTask._PendingQueue[BuildObject]
                    if Bt.IsReady():
                        BuildTask._ReadyQueue[BuildObject] = BuildTask._PendingQueue.pop(BuildObject)
                BuildTask._PendingQueueLock.release()

                # launch build thread until the maximum number of threads is reached
                while not BuildTask._ErrorFlag.is_set():
                    # empty ready queue, do nothing further
                    if len(BuildTask._ReadyQueue) == 0:
                        break

                    # wait for active thread(s) exit
                    BuildTask._Thread.acquire(True)

                    # start a new build thread
                    Bo, Bt = BuildTask._ReadyQueue.popitem()

                    # move into running queue
                    BuildTask._RunningQueueLock.acquire()
                    BuildTask._RunningQueue[Bo] = Bt
                    BuildTask._RunningQueueLock.release()

                    Bt.Start()
                    # avoid tense loop
                    time.sleep(0.01)

                # avoid tense loop
                time.sleep(0.01)

            # wait for all running threads exit
            if BuildTask._ErrorFlag.is_set():
                EdkLogger.quiet("\nWaiting for all build threads exit...")
            # while not BuildTask._ErrorFlag.is_set() and \
            while len(BuildTask._RunningQueue) > 0:
                EdkLogger.verbose("Waiting for thread ending...(%d)" % len(BuildTask._RunningQueue))
                EdkLogger.debug(EdkLogger.DEBUG_8, "Threads [%s]" % ", ".join(Th.name for Th in threading.enumerate()))
                # avoid tense loop
                time.sleep(0.1)
        except BaseException as X:
            #
            # TRICK: hide the output of threads left running, so that the user can
            #        catch the error message easily
            #
            EdkLogger.SetLevel(EdkLogger.ERROR)
            BuildTask._ErrorFlag.set()
            BuildTask._ErrorMessage = "build thread scheduler error\n\t%s" % str(X)

        BuildTask._PendingQueue.clear()
        BuildTask._ReadyQueue.clear()
        BuildTask._RunningQueue.clear()
        BuildTask._TaskQueue.clear()
        BuildTask._SchedulerStopped.set()

    ## Wait for all running method exit
    #
    @staticmethod
    def WaitForComplete():
        BuildTask._SchedulerStopped.wait()

    ## Check if the scheduler is running or not
    #
    @staticmethod
    def IsOnGoing():
        return not BuildTask._SchedulerStopped.is_set()

    ## Abort the build
    @staticmethod
    def Abort():
        if BuildTask.IsOnGoing():
            BuildTask._ErrorFlag.set()
            BuildTask.WaitForComplete()

    ## Check if there's error in running thread
    #
    #   Since the main thread cannot catch exceptions in other thread, we have to
    #   use threading.Event to communicate this formation to main thread.
    #
    @staticmethod
    def HasError():
        return BuildTask._ErrorFlag.is_set()

    ## Get error message in running thread
    #
    #   Since the main thread cannot catch exceptions in other thread, we have to
    #   use a static variable to communicate this message to main thread.
    #
    @staticmethod
    def GetErrorMessage():
        return BuildTask._ErrorMessage

    ## Factory method to create a BuildTask object
    #
    #   This method will check if a module is building or has been built. And if
    #   true, just return the associated BuildTask object in the _TaskQueue. If
    #   not, create and return a new BuildTask object. The new BuildTask object
    #   will be appended to the _PendingQueue for scheduling later.
    #
    #   @param  BuildItem       A BuildUnit object representing a build object
    #   @param  Dependency      The dependent build object of BuildItem
    #
    @staticmethod
    def New(BuildItem, Dependency=None):
        if BuildItem in BuildTask._TaskQueue:
            Bt = BuildTask._TaskQueue[BuildItem]
            return Bt

        Bt = BuildTask()
        Bt._Init(BuildItem, Dependency)
        BuildTask._TaskQueue[BuildItem] = Bt

        BuildTask._PendingQueueLock.acquire()
        BuildTask._PendingQueue[BuildItem] = Bt
        BuildTask._PendingQueueLock.release()

        return Bt

    ## The real constructor of BuildTask
    #
    #   @param  BuildItem       A BuildUnit object representing a build object
    #   @param  Dependency      The dependent build object of BuildItem
    #
    def _Init(self, BuildItem, Dependency=None):
        self.BuildItem = BuildItem

        self.DependencyList = []
        if Dependency is None:
            Dependency = BuildItem.Dependency
        else:
            Dependency.extend(BuildItem.Dependency)
        self.AddDependency(Dependency)
        # flag indicating build completes, used to avoid unnecessary re-build
        self.CompleteFlag = False

    ## Check if all dependent build tasks are completed or not
    #
    def IsReady(self):
        ReadyFlag = True
        for Dep in self.DependencyList:
            if Dep.CompleteFlag == True:
                continue
            ReadyFlag = False
            break

        return ReadyFlag

    ## Add dependent build task
    #
    #   @param  Dependency      The list of dependent build objects
    #
    def AddDependency(self, Dependency):
        for Dep in Dependency:
            if not Dep.BuildObject.IsBinaryModule and not Dep.BuildObject.CanSkipbyCache(GlobalData.gModuleCacheHit):
                self.DependencyList.append(BuildTask.New(Dep))    # BuildTask list

    ## The thread wrapper of LaunchCommand function
    #
    # @param  Command               A list or string contains the call of the command
    # @param  WorkingDir            The directory in which the program will be running
    #
    def _CommandThread(self, Command, WorkingDir):
        try:
            self.BuildItem.BuildObject.BuildTime = LaunchCommand(Command, WorkingDir,self.BuildItem.BuildObject)
            self.CompleteFlag = True

            # Run hash operation post dependency to account for libs
            # Run if --hash or --binary-destination
            if GlobalData.gUseHashCache and not GlobalData.gBinCacheSource:
                self.BuildItem.BuildObject.GenModuleHash()
            if GlobalData.gBinCacheDest:
                self.BuildItem.BuildObject.GenCMakeHash()

        except:
            #
            # TRICK: hide the output of threads left running, so that the user can
            #        catch the error message easily
            #
            if not BuildTask._ErrorFlag.is_set():
                GlobalData.gBuildingModule = "%s [%s, %s, %s]" % (str(self.BuildItem.BuildObject),
                                                                  self.BuildItem.BuildObject.Arch,
                                                                  self.BuildItem.BuildObject.ToolChain,
                                                                  self.BuildItem.BuildObject.BuildTarget
                                                                 )
            EdkLogger.SetLevel(EdkLogger.ERROR)
            BuildTask._ErrorFlag.set()
            BuildTask._ErrorMessage = "%s broken\n    %s [%s]" % \
                                      (threading.current_thread().name, Command, WorkingDir)

        # indicate there's a thread is available for another build task
        BuildTask._RunningQueueLock.acquire()
        BuildTask._RunningQueue.pop(self.BuildItem)
        BuildTask._RunningQueueLock.release()
        BuildTask._Thread.release()

    ## Start build task thread
    #
    def Start(self):
        EdkLogger.quiet("Building ... %s" % repr(self.BuildItem))
        Command = self.BuildItem.BuildCommand + [self.BuildItem.Target]
        self.BuildTread = Thread(target=self._CommandThread, args=(Command, self.BuildItem.WorkingDir))
        self.BuildTread.name = "build thread"
        self.BuildTread.daemon = False
        self.BuildTread.start()

## The class contains the information related to EFI image
#
class PeImageInfo():
    ## Constructor
    #
    # Constructor will load all required image information.
    #
    #   @param  BaseName          The full file path of image.
    #   @param  Guid              The GUID for image.
    #   @param  Arch              Arch of this image.
    #   @param  OutputDir         The output directory for image.
    #   @param  DebugDir          The debug directory for image.
    #   @param  ImageClass        PeImage Information
    #
    def __init__(self, BaseName, Guid, Arch, OutputDir, DebugDir, ImageClass):
        self.BaseName         = BaseName
        self.Guid             = Guid
        self.Arch             = Arch
        self.OutputDir        = OutputDir
        self.DebugDir         = DebugDir
        self.Image            = ImageClass
        self.Image.Size       = (self.Image.Size // 0x1000 + 1) * 0x1000

## The class implementing the EDK2 build process
#
#   The build process includes:
#       1. Load configuration from target.txt and tools_def.txt in $(WORKSPACE)/Conf
#       2. Parse DSC file of active platform
#       3. Parse FDF file if any
#       4. Establish build database, including parse all other files (module, package)
#       5. Create AutoGen files (C code file, depex file, makefile) if necessary
#       6. Call build command
#
class Build():
    ## Constructor
    #
    # Constructor will load all necessary configurations, parse platform, modules
    # and packages and the establish a database for AutoGen.
    #
    #   @param  Target              The build command target, one of gSupportedTarget
    #   @param  WorkspaceDir        The directory of workspace
    #   @param  BuildOptions        Build options passed from command line
    #
    def __init__(self, Target, WorkspaceDir, BuildOptions,log_q):
        self.WorkspaceDir   = WorkspaceDir
        self.Target         = Target
        self.PlatformFile   = BuildOptions.PlatformFile
        self.ModuleFile     = BuildOptions.ModuleFile
        self.ArchList       = BuildOptions.TargetArch
        self.ToolChainList  = BuildOptions.ToolChain
        self.BuildTargetList= BuildOptions.BuildTarget
        self.Fdf            = BuildOptions.FdfFile
        self.FdList         = BuildOptions.RomImage
        self.FvList         = BuildOptions.FvImage
        self.CapList        = BuildOptions.CapName
        self.SilentMode     = BuildOptions.SilentMode
        self.ThreadNumber   = 1
        self.SkipAutoGen    = BuildOptions.SkipAutoGen
        self.Reparse        = BuildOptions.Reparse
        self.SkuId          = BuildOptions.SkuId
        if self.SkuId:
            GlobalData.gSKUID_CMD = self.SkuId
        self.ConfDirectory = BuildOptions.ConfDirectory
        self.SpawnMode      = True
        self.BuildReport    = BuildReport(BuildOptions.ReportFile, BuildOptions.ReportType)
        self.AutoGenTime    = 0
        self.MakeTime       = 0
        self.GenFdsTime     = 0
        self.MakeFileName   = ""
        TargetObj = TargetTxtDict()
        ToolDefObj = ToolDefDict((os.path.join(os.getenv("WORKSPACE"),"Conf")))
        self.TargetTxt = TargetObj.Target
        self.ToolDef = ToolDefObj.ToolDef
        GlobalData.BuildOptionPcd     = BuildOptions.OptionPcd if BuildOptions.OptionPcd else []
        #Set global flag for build mode
        GlobalData.gIgnoreSource = BuildOptions.IgnoreSources
        GlobalData.gUseHashCache = BuildOptions.UseHashCache
        GlobalData.gBinCacheDest   = BuildOptions.BinCacheDest
        GlobalData.gBinCacheSource = BuildOptions.BinCacheSource
        GlobalData.gEnableGenfdsMultiThread = not BuildOptions.NoGenfdsMultiThread
        GlobalData.gDisableIncludePathCheck = BuildOptions.DisableIncludePathCheck

        if GlobalData.gBinCacheDest and not GlobalData.gUseHashCache:
            EdkLogger.error("build", OPTION_NOT_SUPPORTED, ExtraData="--binary-destination must be used together with --hash.")

        if GlobalData.gBinCacheSource and not GlobalData.gUseHashCache:
            EdkLogger.error("build", OPTION_NOT_SUPPORTED, ExtraData="--binary-source must be used together with --hash.")

        if GlobalData.gBinCacheDest and GlobalData.gBinCacheSource:
            EdkLogger.error("build", OPTION_NOT_SUPPORTED, ExtraData="--binary-destination can not be used together with --binary-source.")

        if GlobalData.gBinCacheSource:
            BinCacheSource = os.path.normpath(GlobalData.gBinCacheSource)
            if not os.path.isabs(BinCacheSource):
                BinCacheSource = mws.join(self.WorkspaceDir, BinCacheSource)
            GlobalData.gBinCacheSource = BinCacheSource
        else:
            if GlobalData.gBinCacheSource is not None:
                EdkLogger.error("build", OPTION_VALUE_INVALID, ExtraData="Invalid value of option --binary-source.")

        if GlobalData.gBinCacheDest:
            BinCacheDest = os.path.normpath(GlobalData.gBinCacheDest)
            if not os.path.isabs(BinCacheDest):
                BinCacheDest = mws.join(self.WorkspaceDir, BinCacheDest)
            GlobalData.gBinCacheDest = BinCacheDest
        else:
            if GlobalData.gBinCacheDest is not None:
                EdkLogger.error("build", OPTION_VALUE_INVALID, ExtraData="Invalid value of option --binary-destination.")

        GlobalData.gDatabasePath = os.path.normpath(os.path.join(GlobalData.gConfDirectory, GlobalData.gDatabasePath))
        if not os.path.exists(os.path.join(GlobalData.gConfDirectory, '.cache')):
            os.makedirs(os.path.join(GlobalData.gConfDirectory, '.cache'))
        self.Db = BuildDB
        self.BuildDatabase = self.Db.BuildObject
        self.Platform = None
        self.ToolChainFamily = None
        self.LoadFixAddress = 0
        self.UniFlag        = BuildOptions.Flag
        self.BuildModules = []
        self.HashSkipModules = []
        self.Db_Flag = False
        self.LaunchPrebuildFlag = False
        self.PlatformBuildPath = os.path.join(GlobalData.gConfDirectory, '.cache', '.PlatformBuild')
        if BuildOptions.CommandLength:
            GlobalData.gCommandMaxLength = BuildOptions.CommandLength

        # print dot character during doing some time-consuming work
        self.Progress = Utils.Progressor()
        # print current build environment and configuration
        EdkLogger.quiet("%-16s = %s" % ("WORKSPACE", os.environ["WORKSPACE"]))
        if "PACKAGES_PATH" in os.environ:
            # WORKSPACE env has been converted before. Print the same path style with WORKSPACE env.
            EdkLogger.quiet("%-16s = %s" % ("PACKAGES_PATH", os.path.normcase(os.path.normpath(os.environ["PACKAGES_PATH"]))))
        EdkLogger.quiet("%-16s = %s" % ("EDK_TOOLS_PATH", os.environ["EDK_TOOLS_PATH"]))
        if "EDK_TOOLS_BIN" in os.environ:
            # Print the same path style with WORKSPACE env.
            EdkLogger.quiet("%-16s = %s" % ("EDK_TOOLS_BIN", os.path.normcase(os.path.normpath(os.environ["EDK_TOOLS_BIN"]))))
        EdkLogger.quiet("%-16s = %s" % ("CONF_PATH", GlobalData.gConfDirectory))
        if "PYTHON3_ENABLE" in os.environ:
            PYTHON3_ENABLE = os.environ["PYTHON3_ENABLE"]
            if PYTHON3_ENABLE != "TRUE":
                PYTHON3_ENABLE = "FALSE"
            EdkLogger.quiet("%-16s = %s" % ("PYTHON3_ENABLE", PYTHON3_ENABLE))
        if "PYTHON_COMMAND" in os.environ:
            EdkLogger.quiet("%-16s = %s" % ("PYTHON_COMMAND", os.environ["PYTHON_COMMAND"]))
        self.InitPreBuild()
        self.InitPostBuild()
        if self.Prebuild:
            EdkLogger.quiet("%-16s = %s" % ("PREBUILD", self.Prebuild))
        if self.Postbuild:
            EdkLogger.quiet("%-16s = %s" % ("POSTBUILD", self.Postbuild))
        if self.Prebuild:
            self.LaunchPrebuild()
            TargetObj = TargetTxtDict()
            ToolDefObj = ToolDefDict((os.path.join(os.getenv("WORKSPACE"), "Conf")))
            self.TargetTxt = TargetObj.Target
            self.ToolDef = ToolDefObj.ToolDef
        if not (self.LaunchPrebuildFlag and os.path.exists(self.PlatformBuildPath)):
            self.InitBuild()

        self.AutoGenMgr = None
        EdkLogger.info("")
        os.chdir(self.WorkspaceDir)
        self.log_q = log_q
        GlobalData.file_lock =  mp.Lock()
        # Init cache data for local only
        GlobalData.gPackageHashFile = dict()
        GlobalData.gModulePreMakeCacheStatus = dict()
        GlobalData.gModuleMakeCacheStatus = dict()
        GlobalData.gHashChainStatus = dict()
        GlobalData.gCMakeHashFile = dict()
        GlobalData.gModuleHashFile = dict()
        GlobalData.gFileHashDict = dict()
        GlobalData.gModuleAllCacheStatus = set()
        GlobalData.gModuleCacheHit = set()

    def StartAutoGen(self,mqueue, DataPipe,SkipAutoGen,PcdMaList,cqueue):
        try:
            if SkipAutoGen:
                return True,0
            feedback_q = mp.Queue()
            error_event = mp.Event()
            FfsCmd = DataPipe.Get("FfsCommand")
            if FfsCmd is None:
                FfsCmd = {}
            GlobalData.FfsCmd = FfsCmd
            auto_workers = [AutoGenWorkerInProcess(mqueue,DataPipe.dump_file,feedback_q,GlobalData.file_lock,cqueue,self.log_q,error_event) for _ in range(self.ThreadNumber)]
            self.AutoGenMgr = AutoGenManager(auto_workers,feedback_q,error_event)
            self.AutoGenMgr.start()
            for w in auto_workers:
                w.start()
            if PcdMaList is not None:
                for PcdMa in PcdMaList:
                    # SourceFileList calling sequence impact the makefile string sequence.
                    # Create cached SourceFileList here to unify its calling sequence for both
                    # CanSkipbyPreMakeCache and CreateCodeFile/CreateMakeFile.
                    RetVal = PcdMa.SourceFileList
                    # Force cache miss for PCD driver
                    if GlobalData.gUseHashCache and not GlobalData.gBinCacheDest and self.Target in [None, "", "all"]:
                        cqueue.put((PcdMa.MetaFile.Path, PcdMa.Arch, "PreMakeCache", False))

                    PcdMa.CreateCodeFile(False)
                    PcdMa.CreateMakeFile(False,GenFfsList = DataPipe.Get("FfsCommand").get((PcdMa.MetaFile.Path, PcdMa.Arch),[]))
                    PcdMa.CreateAsBuiltInf()
                    # Force cache miss for PCD driver
                    if GlobalData.gBinCacheSource and self.Target in [None, "", "all"]:
                        cqueue.put((PcdMa.MetaFile.Path, PcdMa.Arch, "MakeCache", False))

            self.AutoGenMgr.join()
            rt = self.AutoGenMgr.Status
            err = 0
            if not rt:
                err = UNKNOWN_ERROR
            return rt, err
        except FatalError as e:
            return False, e.args[0]
        except:
            return False, UNKNOWN_ERROR

    ## Add TOOLCHAIN and FAMILY declared in DSC [BuildOptions] to ToolsDefTxtDatabase.
    #
    # Loop through the set of build targets, tool chains, and archs provided on either
    # the command line or in target.txt to discover FAMILY and TOOLCHAIN delclarations
    # in [BuildOptions] sections that may be within !if expressions that may use
    # $(TARGET), $(TOOLCHAIN), $(TOOLCHAIN_TAG), or $(ARCH) operands.
    #
    def GetToolChainAndFamilyFromDsc (self, File):
        SavedGlobalDefines = GlobalData.gGlobalDefines.copy()
        for BuildTarget in self.BuildTargetList:
            GlobalData.gGlobalDefines['TARGET'] = BuildTarget
            for BuildToolChain in self.ToolChainList:
                GlobalData.gGlobalDefines['TOOLCHAIN']      = BuildToolChain
                GlobalData.gGlobalDefines['TOOL_CHAIN_TAG'] = BuildToolChain
                for BuildArch in self.ArchList:
                    GlobalData.gGlobalDefines['ARCH'] = BuildArch
                    dscobj = self.BuildDatabase[File, BuildArch]
                    for KeyFamily, Key, KeyCodeBase in dscobj.BuildOptions:
                        try:
                            Target, ToolChain, Arch, Tool, Attr = Key.split('_')
                        except:
                            continue
                        if ToolChain == TAB_STAR or Attr != TAB_TOD_DEFINES_FAMILY:
                            continue
                        try:
                            Family = dscobj.BuildOptions[(KeyFamily, Key, KeyCodeBase)]
                            Family = Family.strip().strip('=').strip()
                        except:
                            continue
                        if TAB_TOD_DEFINES_FAMILY not in self.ToolDef.ToolsDefTxtDatabase:
                            self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_FAMILY] = {}
                        if ToolChain not in self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_FAMILY]:
                            self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_FAMILY][ToolChain] = Family
                        if TAB_TOD_DEFINES_BUILDRULEFAMILY not in self.ToolDef.ToolsDefTxtDatabase:
                            self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_BUILDRULEFAMILY] = {}
                        if ToolChain not in self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_BUILDRULEFAMILY]:
                            self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_BUILDRULEFAMILY][ToolChain] = Family
                        if TAB_TOD_DEFINES_TOOL_CHAIN_TAG not in self.ToolDef.ToolsDefTxtDatabase:
                            self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_TOOL_CHAIN_TAG] = []
                        if ToolChain not in self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_TOOL_CHAIN_TAG]:
                            self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_TOOL_CHAIN_TAG].append(ToolChain)
        GlobalData.gGlobalDefines = SavedGlobalDefines

    ## Load configuration
    #
    #   This method will parse target.txt and get the build configurations.
    #
    def LoadConfiguration(self):

        # if no ARCH given in command line, get it from target.txt
        if not self.ArchList:
            self.ArchList = self.TargetTxt.TargetTxtDictionary[TAB_TAT_DEFINES_TARGET_ARCH]
        self.ArchList = tuple(self.ArchList)

        # if no build target given in command line, get it from target.txt
        if not self.BuildTargetList:
            self.BuildTargetList = self.TargetTxt.TargetTxtDictionary[TAB_TAT_DEFINES_TARGET]

        # if no tool chain given in command line, get it from target.txt
        if not self.ToolChainList:
            self.ToolChainList = self.TargetTxt.TargetTxtDictionary[TAB_TAT_DEFINES_TOOL_CHAIN_TAG]
            if self.ToolChainList is None or len(self.ToolChainList) == 0:
                EdkLogger.error("build", RESOURCE_NOT_AVAILABLE, ExtraData="No toolchain given. Don't know how to build.\n")

        if not self.PlatformFile:
            PlatformFile = self.TargetTxt.TargetTxtDictionary[TAB_TAT_DEFINES_ACTIVE_PLATFORM]
            if not PlatformFile:
                # Try to find one in current directory
                WorkingDirectory = os.getcwd()
                FileList = glob.glob(os.path.normpath(os.path.join(WorkingDirectory, '*.dsc')))
                FileNum = len(FileList)
                if FileNum >= 2:
                    EdkLogger.error("build", OPTION_MISSING,
                                    ExtraData="There are %d DSC files in %s. Use '-p' to specify one.\n" % (FileNum, WorkingDirectory))
                elif FileNum == 1:
                    PlatformFile = FileList[0]
                else:
                    EdkLogger.error("build", RESOURCE_NOT_AVAILABLE,
                                    ExtraData="No active platform specified in target.txt or command line! Nothing can be built.\n")

            self.PlatformFile = PathClass(NormFile(PlatformFile, self.WorkspaceDir), self.WorkspaceDir)

        self.GetToolChainAndFamilyFromDsc (self.PlatformFile)

        # check if the tool chains are defined or not
        NewToolChainList = []
        for ToolChain in self.ToolChainList:
            if ToolChain not in self.ToolDef.ToolsDefTxtDatabase[TAB_TOD_DEFINES_TOOL_CHAIN_TAG]:
                EdkLogger.warn("build", "Tool chain [%s] is not defined" % ToolChain)
            else:
                NewToolChainList.append(ToolChain)
        # if no tool chain available, break the build
        if len(NewToolChainList) == 0:
            EdkLogger.error("build", RESOURCE_NOT_AVAILABLE,
                            ExtraData="[%s] not defined. No toolchain available for build!\n" % ", ".join(self.ToolChainList))
        else:
            self.ToolChainList = NewToolChainList

        ToolChainFamily = []
        ToolDefinition = self.ToolDef.ToolsDefTxtDatabase
        for Tool in self.ToolChainList:
            if TAB_TOD_DEFINES_FAMILY not in ToolDefinition or Tool not in ToolDefinition[TAB_TOD_DEFINES_FAMILY] \
               or not ToolDefinition[TAB_TOD_DEFINES_FAMILY][Tool]:
                EdkLogger.warn("build", "No tool chain family found in configuration for %s. Default to MSFT." % Tool)
                ToolChainFamily.append(TAB_COMPILER_MSFT)
            else:
                ToolChainFamily.append(ToolDefinition[TAB_TOD_DEFINES_FAMILY][Tool])
        self.ToolChainFamily = ToolChainFamily

        self.ThreadNumber   = ThreadNum()
    ## Initialize build configuration
    #
    #   This method will parse DSC file and merge the configurations from
    #   command line and target.txt, then get the final build configurations.
    #
    def InitBuild(self):
        # parse target.txt, tools_def.txt, and platform file
        self.LoadConfiguration()

        # Allow case-insensitive for those from command line or configuration file
        ErrorCode, ErrorInfo = self.PlatformFile.Validate(".dsc", False)
        if ErrorCode != 0:
            EdkLogger.error("build", ErrorCode, ExtraData=ErrorInfo)


    def InitPreBuild(self):
        self.LoadConfiguration()
        ErrorCode, ErrorInfo = self.PlatformFile.Validate(".dsc", False)
        if ErrorCode != 0:
            EdkLogger.error("build", ErrorCode, ExtraData=ErrorInfo)
        if self.BuildTargetList:
            GlobalData.gGlobalDefines['TARGET'] = self.BuildTargetList[0]
        if self.ArchList:
            GlobalData.gGlobalDefines['ARCH'] = self.ArchList[0]
        if self.ToolChainList:
            GlobalData.gGlobalDefines['TOOLCHAIN'] = self.ToolChainList[0]
            GlobalData.gGlobalDefines['TOOL_CHAIN_TAG'] = self.ToolChainList[0]
        if self.ToolChainFamily:
            GlobalData.gGlobalDefines['FAMILY'] = self.ToolChainFamily[0]
        if 'PREBUILD' in GlobalData.gCommandLineDefines:
            self.Prebuild   = GlobalData.gCommandLineDefines.get('PREBUILD')
        else:
            self.Db_Flag = True
            Platform = self.Db.MapPlatform(str(self.PlatformFile))
            self.Prebuild = str(Platform.Prebuild)
        if self.Prebuild:
            PrebuildList = []
            #
            # Evaluate all arguments and convert arguments that are WORKSPACE
            # relative paths to absolute paths.  Filter arguments that look like
            # flags or do not follow the file/dir naming rules to avoid false
            # positives on this conversion.
            #
            for Arg in self.Prebuild.split():
                #
                # Do not modify Arg if it looks like a flag or an absolute file path
                #
                if Arg.startswith('-')  or os.path.isabs(Arg):
                    PrebuildList.append(Arg)
                    continue
                #
                # Do not modify Arg if it does not look like a Workspace relative
                # path that starts with a valid package directory name
                #
                if not Arg[0].isalpha() or os.path.dirname(Arg) == '':
                    PrebuildList.append(Arg)
                    continue
                #
                # If Arg looks like a WORKSPACE relative path, then convert to an
                # absolute path and check to see if the file exists.
                #
                Temp = mws.join(self.WorkspaceDir, Arg)
                if os.path.isfile(Temp):
                    Arg = Temp
                PrebuildList.append(Arg)
            self.Prebuild       = ' '.join(PrebuildList)
            self.Prebuild += self.PassCommandOption(self.BuildTargetList, self.ArchList, self.ToolChainList, self.PlatformFile, self.Target)

    def InitPostBuild(self):
        if 'POSTBUILD' in GlobalData.gCommandLineDefines:
            self.Postbuild = GlobalData.gCommandLineDefines.get('POSTBUILD')
        else:
            Platform = self.Db.MapPlatform(str(self.PlatformFile))
            self.Postbuild = str(Platform.Postbuild)
        if self.Postbuild:
            PostbuildList = []
            #
            # Evaluate all arguments and convert arguments that are WORKSPACE
            # relative paths to absolute paths.  Filter arguments that look like
            # flags or do not follow the file/dir naming rules to avoid false
            # positives on this conversion.
            #
            for Arg in self.Postbuild.split():
                #
                # Do not modify Arg if it looks like a flag or an absolute file path
                #
                if Arg.startswith('-')  or os.path.isabs(Arg):
                    PostbuildList.append(Arg)
                    continue
                #
                # Do not modify Arg if it does not look like a Workspace relative
                # path that starts with a valid package directory name
                #
                if not Arg[0].isalpha() or os.path.dirname(Arg) == '':
                    PostbuildList.append(Arg)
                    continue
                #
                # If Arg looks like a WORKSPACE relative path, then convert to an
                # absolute path and check to see if the file exists.
                #
                Temp = mws.join(self.WorkspaceDir, Arg)
                if os.path.isfile(Temp):
                    Arg = Temp
                PostbuildList.append(Arg)
            self.Postbuild       = ' '.join(PostbuildList)
            self.Postbuild += self.PassCommandOption(self.BuildTargetList, self.ArchList, self.ToolChainList, self.PlatformFile, self.Target)

    def PassCommandOption(self, BuildTarget, TargetArch, ToolChain, PlatformFile, Target):
        BuildStr = ''
        if GlobalData.gCommand and isinstance(GlobalData.gCommand, list):
            BuildStr += ' ' + ' '.join(GlobalData.gCommand)
        TargetFlag = False
        ArchFlag = False
        ToolChainFlag = False
        PlatformFileFlag = False

        if GlobalData.gOptions and not GlobalData.gOptions.BuildTarget:
            TargetFlag = True
        if GlobalData.gOptions and not GlobalData.gOptions.TargetArch:
            ArchFlag = True
        if GlobalData.gOptions and not GlobalData.gOptions.ToolChain:
            ToolChainFlag = True
        if GlobalData.gOptions and not GlobalData.gOptions.PlatformFile:
            PlatformFileFlag = True

        if TargetFlag and BuildTarget:
            if isinstance(BuildTarget, list) or isinstance(BuildTarget, tuple):
                BuildStr += ' -b ' + ' -b '.join(BuildTarget)
            elif isinstance(BuildTarget, str):
                BuildStr += ' -b ' + BuildTarget
        if ArchFlag and TargetArch:
            if isinstance(TargetArch, list) or isinstance(TargetArch, tuple):
                BuildStr += ' -a ' + ' -a '.join(TargetArch)
            elif isinstance(TargetArch, str):
                BuildStr += ' -a ' + TargetArch
        if ToolChainFlag and ToolChain:
            if isinstance(ToolChain, list) or isinstance(ToolChain, tuple):
                BuildStr += ' -t ' + ' -t '.join(ToolChain)
            elif isinstance(ToolChain, str):
                BuildStr += ' -t ' + ToolChain
        if PlatformFileFlag and PlatformFile:
            if isinstance(PlatformFile, list) or isinstance(PlatformFile, tuple):
                BuildStr += ' -p ' + ' -p '.join(PlatformFile)
            elif isinstance(PlatformFile, str):
                BuildStr += ' -p' + PlatformFile
        BuildStr += ' --conf=' + GlobalData.gConfDirectory
        if Target:
            BuildStr += ' ' + Target

        return BuildStr

    def LaunchPrebuild(self):
        if self.Prebuild:
            EdkLogger.info("\n- Prebuild Start -\n")
            self.LaunchPrebuildFlag = True
            #
            # The purpose of .PrebuildEnv file is capture environment variable settings set by the prebuild script
            # and preserve them for the rest of the main build step, because the child process environment will
            # evaporate as soon as it exits, we cannot get it in build step.
            #
            PrebuildEnvFile = os.path.join(GlobalData.gConfDirectory, '.cache', '.PrebuildEnv')
            if os.path.isfile(PrebuildEnvFile):
                os.remove(PrebuildEnvFile)
            if os.path.isfile(self.PlatformBuildPath):
                os.remove(self.PlatformBuildPath)
            if sys.platform == "win32":
                args = ' && '.join((self.Prebuild, 'set > ' + PrebuildEnvFile))
                Process = Popen(args, stdout=PIPE, stderr=PIPE, shell=True)
            else:
                args = ' && '.join((self.Prebuild, 'env > ' + PrebuildEnvFile))
                Process = Popen(args, stdout=PIPE, stderr=PIPE, shell=True)

            # launch two threads to read the STDOUT and STDERR
            EndOfProcedure = Event()
            EndOfProcedure.clear()
            if Process.stdout:
                StdOutThread = Thread(target=ReadMessage, args=(Process.stdout, EdkLogger.info, EndOfProcedure))
                StdOutThread.name = "STDOUT-Redirector"
                StdOutThread.daemon = False
                StdOutThread.start()

            if Process.stderr:
                StdErrThread = Thread(target=ReadMessage, args=(Process.stderr, EdkLogger.quiet, EndOfProcedure))
                StdErrThread.name = "STDERR-Redirector"
                StdErrThread.daemon = False
                StdErrThread.start()
            # waiting for program exit
            Process.wait()

            if Process.stdout:
                StdOutThread.join()
            if Process.stderr:
                StdErrThread.join()
            if Process.returncode != 0 :
                EdkLogger.error("Prebuild", PREBUILD_ERROR, 'Prebuild process is not success!')

            if os.path.exists(PrebuildEnvFile):
                f = open(PrebuildEnvFile)
                envs = f.readlines()
                f.close()
                envs = [l.split("=", 1) for l in envs ]
                envs = [[I.strip() for I in item] for item in envs if len(item) == 2]
                os.environ.update(dict(envs))
            EdkLogger.info("\n- Prebuild Done -\n")

    def LaunchPostbuild(self):
        if self.Postbuild:
            EdkLogger.info("\n- Postbuild Start -\n")
            if sys.platform == "win32":
                Process = Popen(self.Postbuild, stdout=PIPE, stderr=PIPE, shell=True)
            else:
                Process = Popen(self.Postbuild, stdout=PIPE, stderr=PIPE, shell=True)
            # launch two threads to read the STDOUT and STDERR
            EndOfProcedure = Event()
            EndOfProcedure.clear()
            if Process.stdout:
                StdOutThread = Thread(target=ReadMessage, args=(Process.stdout, EdkLogger.info, EndOfProcedure))
                StdOutThread.name = "STDOUT-Redirector"
                StdOutThread.daemon = False
                StdOutThread.start()

            if Process.stderr:
                StdErrThread = Thread(target=ReadMessage, args=(Process.stderr, EdkLogger.quiet, EndOfProcedure))
                StdErrThread.name = "STDERR-Redirector"
                StdErrThread.daemon = False
                StdErrThread.start()
            # waiting for program exit
            Process.wait()

            if Process.stdout:
                StdOutThread.join()
            if Process.stderr:
                StdErrThread.join()
            if Process.returncode != 0 :
                EdkLogger.error("Postbuild", POSTBUILD_ERROR, 'Postbuild process is not success!')
            EdkLogger.info("\n- Postbuild Done -\n")

    ## Build a module or platform
    #
    # Create autogen code and makefile for a module or platform, and the launch
    # "make" command to build it
    #
    #   @param  Target                      The target of build command
    #   @param  Platform                    The platform file
    #   @param  Module                      The module file
    #   @param  BuildTarget                 The name of build target, one of "DEBUG", "RELEASE"
    #   @param  ToolChain                   The name of toolchain to build
    #   @param  Arch                        The arch of the module/platform
    #   @param  CreateDepModuleCodeFile     Flag used to indicate creating code
    #                                       for dependent modules/Libraries
    #   @param  CreateDepModuleMakeFile     Flag used to indicate creating makefile
    #                                       for dependent modules/Libraries
    #
    def _BuildPa(self, Target, AutoGenObject, CreateDepsCodeFile=True, CreateDepsMakeFile=True, BuildModule=False, FfsCommand=None, PcdMaList=None):
        if AutoGenObject is None:
            return False
        if FfsCommand is None:
            FfsCommand = {}
        # skip file generation for cleanxxx targets, run and fds target
        if Target not in ['clean', 'cleanlib', 'cleanall', 'run', 'fds']:
            # for target which must generate AutoGen code and makefile
            mqueue = mp.Queue()
            for m in AutoGenObject.GetAllModuleInfo:
                mqueue.put(m)
            mqueue.put((None,None,None,None,None,None,None))
            AutoGenObject.DataPipe.DataContainer = {"CommandTarget": self.Target}
            AutoGenObject.DataPipe.DataContainer = {"Workspace_timestamp": AutoGenObject.Workspace._SrcTimeStamp}
            AutoGenObject.CreateLibModuelDirs()
            AutoGenObject.DataPipe.DataContainer = {"LibraryBuildDirectoryList":AutoGenObject.LibraryBuildDirectoryList}
            AutoGenObject.DataPipe.DataContainer = {"ModuleBuildDirectoryList":AutoGenObject.ModuleBuildDirectoryList}
            AutoGenObject.DataPipe.DataContainer = {"FdsCommandDict": AutoGenObject.Workspace.GenFdsCommandDict}
            self.Progress.Start("Generating makefile and code")
            data_pipe_file = os.path.join(AutoGenObject.BuildDir, "GlobalVar_%s_%s.bin" % (str(AutoGenObject.Guid),AutoGenObject.Arch))
            AutoGenObject.DataPipe.dump(data_pipe_file)
            cqueue = mp.Queue()
            autogen_rt,errorcode = self.StartAutoGen(mqueue, AutoGenObject.DataPipe, self.SkipAutoGen, PcdMaList, cqueue)
            AutoGenIdFile = os.path.join(GlobalData.gConfDirectory,".AutoGenIdFile.txt")
            with open(AutoGenIdFile,"w") as fw:
                fw.write("Arch=%s\n" % "|".join((AutoGenObject.Workspace.ArchList)))
                fw.write("BuildDir=%s\n" % AutoGenObject.Workspace.BuildDir)
                fw.write("PlatformGuid=%s\n" % str(AutoGenObject.Guid))
            self.Progress.Stop("done!")
            if not autogen_rt:
                self.AutoGenMgr.TerminateWorkers()
                self.AutoGenMgr.join(1)
                raise FatalError(errorcode)
            AutoGenObject.CreateCodeFile(False)
            AutoGenObject.CreateMakeFile(False)
        else:
            # always recreate top/platform makefile when clean, just in case of inconsistency
            AutoGenObject.CreateCodeFile(True)
            AutoGenObject.CreateMakeFile(True)

        if EdkLogger.GetLevel() == EdkLogger.QUIET:
            EdkLogger.quiet("Building ... %s" % repr(AutoGenObject))

        BuildCommand = AutoGenObject.BuildCommand
        if BuildCommand is None or len(BuildCommand) == 0:
            EdkLogger.error("build", OPTION_MISSING,
                            "No build command found for this module. "
                            "Please check your setting of %s_%s_%s_MAKE_PATH in Conf/tools_def.txt file." %
                                (AutoGenObject.BuildTarget, AutoGenObject.ToolChain, AutoGenObject.Arch),
                            ExtraData=str(AutoGenObject))

        # run
        if Target == 'run':
            return True

        # Fetch the MakeFileName.
        self.MakeFileName = AutoGenObject.MakeFileName

        # build modules
        if BuildModule:
            BuildCommand = BuildCommand + [Target]
            LaunchCommand(BuildCommand, AutoGenObject.MakeFileDir)
            if GlobalData.gBinCacheDest:
                self.GenDestCache()
            elif GlobalData.gUseHashCache and not GlobalData.gBinCacheSource:
                # Only for --hash
                # Update PreMakeCacheChain files
                self.GenLocalPreMakeCache()
            self.BuildModules = []
            return True

        # build library
        if Target == 'libraries':
            DirList = []
            for Lib in AutoGenObject.LibraryAutoGenList:
                if not Lib.IsBinaryModule:
                    DirList.append((os.path.join(AutoGenObject.BuildDir, Lib.BuildDir),Lib))
            for Lib, LibAutoGen in DirList:
                NewBuildCommand = BuildCommand + ['-f', os.path.normpath(os.path.join(Lib, self.MakeFileName)), 'pbuild']
                LaunchCommand(NewBuildCommand, AutoGenObject.MakeFileDir,LibAutoGen)
            return True

        # build module
        if Target == 'modules':
            DirList = []
            for Lib in AutoGenObject.LibraryAutoGenList:
                if not Lib.IsBinaryModule:
                    DirList.append((os.path.join(AutoGenObject.BuildDir, Lib.BuildDir),Lib))
            for Lib, LibAutoGen in DirList:
                NewBuildCommand = BuildCommand + ['-f', os.path.normpath(os.path.join(Lib, self.MakeFileName)), 'pbuild']
                LaunchCommand(NewBuildCommand, AutoGenObject.MakeFileDir,LibAutoGen)

            DirList = []
            for ModuleAutoGen in AutoGenObject.ModuleAutoGenList:
                if not ModuleAutoGen.IsBinaryModule:
                    DirList.append((os.path.join(AutoGenObject.BuildDir, ModuleAutoGen.BuildDir),ModuleAutoGen))
            for Mod,ModAutoGen in DirList:
                NewBuildCommand = BuildCommand + ['-f', os.path.normpath(os.path.join(Mod, self.MakeFileName)), 'pbuild']
                LaunchCommand(NewBuildCommand, AutoGenObject.MakeFileDir,ModAutoGen)
            self.CreateAsBuiltInf()
            if GlobalData.gBinCacheDest:
                self.GenDestCache()
            elif GlobalData.gUseHashCache and not GlobalData.gBinCacheSource:
                # Only for --hash
                # Update PreMakeCacheChain files
                self.GenLocalPreMakeCache()
            self.BuildModules = []
            return True

        # cleanlib
        if Target == 'cleanlib':
            for Lib in AutoGenObject.LibraryBuildDirectoryList:
                LibMakefile = os.path.normpath(os.path.join(Lib, self.MakeFileName))
                if os.path.exists(LibMakefile):
                    NewBuildCommand = BuildCommand + ['-f', LibMakefile, 'cleanall']
                    LaunchCommand(NewBuildCommand, AutoGenObject.MakeFileDir)
            return True

        # clean
        if Target == 'clean':
            for Mod in AutoGenObject.ModuleBuildDirectoryList:
                ModMakefile = os.path.normpath(os.path.join(Mod, self.MakeFileName))
                if os.path.exists(ModMakefile):
                    NewBuildCommand = BuildCommand + ['-f', ModMakefile, 'cleanall']
                    LaunchCommand(NewBuildCommand, AutoGenObject.MakeFileDir)
            for Lib in AutoGenObject.LibraryBuildDirectoryList:
                LibMakefile = os.path.normpath(os.path.join(Lib, self.MakeFileName))
                if os.path.exists(LibMakefile):
                    NewBuildCommand = BuildCommand + ['-f', LibMakefile, 'cleanall']
                    LaunchCommand(NewBuildCommand, AutoGenObject.MakeFileDir)
            return True

        # cleanall
        if Target == 'cleanall':
            try:
                #os.rmdir(AutoGenObject.BuildDir)
                RemoveDirectory(AutoGenObject.BuildDir, True)
            except WindowsError as X:
                EdkLogger.error("build", FILE_DELETE_FAILURE, ExtraData=str(X))
        return True

    ## Build a module or platform
    #
    # Create autogen code and makefile for a module or platform, and the launch
    # "make" command to build it
    #
    #   @param  Target                      The target of build command
    #   @param  Platform                    The platform file
    #   @param  Module                      The module file
    #   @param  BuildTarget                 The name of build target, one of "DEBUG", "RELEASE"
    #   @param  ToolChain                   The name of toolchain to build
    #   @param  Arch                        The arch of the module/platform
    #   @param  CreateDepModuleCodeFile     Flag used to indicate creating code
    #                                       for dependent modules/Libraries
    #   @param  CreateDepModuleMakeFile     Flag used to indicate creating makefile
    #                                       for dependent modules/Libraries
    #
    def _Build(self, Target, AutoGenObject, CreateDepsCodeFile=True, CreateDepsMakeFile=True, BuildModule=False):
        if AutoGenObject is None:
            return False

        # skip file generation for cleanxxx targets, run and fds target
        if Target not in ['clean', 'cleanlib', 'cleanall', 'run', 'fds']:
            # for target which must generate AutoGen code and makefile
            if not self.SkipAutoGen or Target == 'genc':
                self.Progress.Start("Generating code")
                AutoGenObject.CreateCodeFile(CreateDepsCodeFile)
                self.Progress.Stop("done!")
            if Target == "genc":
                return True

            if not self.SkipAutoGen or Target == 'genmake':
                self.Progress.Start("Generating makefile")
                AutoGenObject.CreateMakeFile(CreateDepsMakeFile)
                #AutoGenObject.CreateAsBuiltInf()
                self.Progress.Stop("done!")
            if Target == "genmake":
                return True
        else:
            # always recreate top/platform makefile when clean, just in case of inconsistency
            AutoGenObject.CreateCodeFile(True)
            AutoGenObject.CreateMakeFile(True)

        if EdkLogger.GetLevel() == EdkLogger.QUIET:
            EdkLogger.quiet("Building ... %s" % repr(AutoGenObject))

        BuildCommand = AutoGenObject.BuildCommand
        if BuildCommand is None or len(BuildCommand) == 0:
            EdkLogger.error("build", OPTION_MISSING,
                            "No build command found for this module. "
                            "Please check your setting of %s_%s_%s_MAKE_PATH in Conf/tools_def.txt file." %
                                (AutoGenObject.BuildTarget, AutoGenObject.ToolChain, AutoGenObject.Arch),
                            ExtraData=str(AutoGenObject))

        # build modules
        if BuildModule:
            if Target != 'fds':
                BuildCommand = BuildCommand + [Target]
            AutoGenObject.BuildTime = LaunchCommand(BuildCommand, AutoGenObject.MakeFileDir)
            self.CreateAsBuiltInf()
            if GlobalData.gBinCacheDest:
                self.GenDestCache()
            elif GlobalData.gUseHashCache and not GlobalData.gBinCacheSource:
                # Only for --hash
                # Update PreMakeCacheChain files
                self.GenLocalPreMakeCache()
            self.BuildModules = []
            return True

        # genfds
        if Target == 'fds':
            if GenFdsApi(AutoGenObject.GenFdsCommandDict, self.Db):
                EdkLogger.error("build", COMMAND_FAILURE)
            Threshold = self.GetFreeSizeThreshold()
            if Threshold:
                self.CheckFreeSizeThreshold(Threshold, AutoGenObject.FvDir)
            return True

        # run
        if Target == 'run':
            return True

        # build library
        if Target == 'libraries':
            pass

        # not build modules


        # cleanall
        if Target == 'cleanall':
            try:
                #os.rmdir(AutoGenObject.BuildDir)
                RemoveDirectory(AutoGenObject.BuildDir, True)
            except WindowsError as X:
                EdkLogger.error("build", FILE_DELETE_FAILURE, ExtraData=str(X))
        return True

    ## Rebase module image and Get function address for the input module list.
    #
    def _RebaseModule (self, MapBuffer, BaseAddress, ModuleList, AddrIsOffset = True, ModeIsSmm = False):
        if ModeIsSmm:
            AddrIsOffset = False
        for InfFile in ModuleList:
            sys.stdout.write (".")
            sys.stdout.flush()
            ModuleInfo = ModuleList[InfFile]
            ModuleName = ModuleInfo.BaseName
            ModuleOutputImage = ModuleInfo.Image.FileName
            ModuleDebugImage  = os.path.join(ModuleInfo.DebugDir, ModuleInfo.BaseName + '.efi')
            ## for SMM module in SMRAM, the SMRAM will be allocated from base to top.
            if not ModeIsSmm:
                BaseAddress = BaseAddress - ModuleInfo.Image.Size
                #
                # Update Image to new BaseAddress by GenFw tool
                #
                LaunchCommand(["GenFw", "--rebase", str(BaseAddress), "-r", ModuleOutputImage], ModuleInfo.OutputDir)
                LaunchCommand(["GenFw", "--rebase", str(BaseAddress), "-r", ModuleDebugImage], ModuleInfo.DebugDir)
            else:
                #
                # Set new address to the section header only for SMM driver.
                #
                LaunchCommand(["GenFw", "--address", str(BaseAddress), "-r", ModuleOutputImage], ModuleInfo.OutputDir)
                LaunchCommand(["GenFw", "--address", str(BaseAddress), "-r", ModuleDebugImage], ModuleInfo.DebugDir)
            #
            # Collect function address from Map file
            #
            ImageMapTable = ModuleOutputImage.replace('.efi', '.map')
            FunctionList = []
            if os.path.exists(ImageMapTable):
                OrigImageBaseAddress = 0
                ImageMap = open(ImageMapTable, 'r')
                for LinStr in ImageMap:
                    if len (LinStr.strip()) == 0:
                        continue
                    #
                    # Get the preferred address set on link time.
                    #
                    if LinStr.find ('Preferred load address is') != -1:
                        StrList = LinStr.split()
                        OrigImageBaseAddress = int (StrList[len(StrList) - 1], 16)

                    StrList = LinStr.split()
                    if len (StrList) > 4:
                        if StrList[3] == 'f' or StrList[3] == 'F':
                            Name = StrList[1]
                            RelativeAddress = int (StrList[2], 16) - OrigImageBaseAddress
                            FunctionList.append ((Name, RelativeAddress))

                ImageMap.close()
            #
            # Add general information.
            #
            if ModeIsSmm:
                MapBuffer.append('\n\n%s (Fixed SMRAM Offset,   BaseAddress=0x%010X,  EntryPoint=0x%010X)\n' % (ModuleName, BaseAddress, BaseAddress + ModuleInfo.Image.EntryPoint))
            elif AddrIsOffset:
                MapBuffer.append('\n\n%s (Fixed Memory Offset,  BaseAddress=-0x%010X, EntryPoint=-0x%010X)\n' % (ModuleName, 0 - BaseAddress, 0 - (BaseAddress + ModuleInfo.Image.EntryPoint)))
            else:
                MapBuffer.append('\n\n%s (Fixed Memory Address, BaseAddress=0x%010X,  EntryPoint=0x%010X)\n' % (ModuleName, BaseAddress, BaseAddress + ModuleInfo.Image.EntryPoint))
            #
            # Add guid and general seciton section.
            #
            TextSectionAddress = 0
            DataSectionAddress = 0
            for SectionHeader in ModuleInfo.Image.SectionHeaderList:
                if SectionHeader[0] == '.text':
                    TextSectionAddress = SectionHeader[1]
                elif SectionHeader[0] in ['.data', '.sdata']:
                    DataSectionAddress = SectionHeader[1]
            if AddrIsOffset:
                MapBuffer.append('(GUID=%s, .textbaseaddress=-0x%010X, .databaseaddress=-0x%010X)\n' % (ModuleInfo.Guid, 0 - (BaseAddress + TextSectionAddress), 0 - (BaseAddress + DataSectionAddress)))
            else:
                MapBuffer.append('(GUID=%s, .textbaseaddress=0x%010X, .databaseaddress=0x%010X)\n' % (ModuleInfo.Guid, BaseAddress + TextSectionAddress, BaseAddress + DataSectionAddress))
            #
            # Add debug image full path.
            #
            MapBuffer.append('(IMAGE=%s)\n\n' % (ModuleDebugImage))
            #
            # Add function address
            #
            for Function in FunctionList:
                if AddrIsOffset:
                    MapBuffer.append('  -0x%010X    %s\n' % (0 - (BaseAddress + Function[1]), Function[0]))
                else:
                    MapBuffer.append('  0x%010X    %s\n' % (BaseAddress + Function[1], Function[0]))
            ImageMap.close()

            #
            # for SMM module in SMRAM, the SMRAM will be allocated from base to top.
            #
            if ModeIsSmm:
                BaseAddress = BaseAddress + ModuleInfo.Image.Size

    ## Collect MAP information of all FVs
    #
    def _CollectFvMapBuffer (self, MapBuffer, Wa, ModuleList):
        if self.Fdf:
            # First get the XIP base address for FV map file.
            GuidPattern = re.compile("[-a-fA-F0-9]+")
            GuidName = re.compile(r"\(GUID=[-a-fA-F0-9]+")
            for FvName in Wa.FdfProfile.FvDict:
                FvMapBuffer = os.path.join(Wa.FvDir, FvName + '.Fv.map')
                if not os.path.exists(FvMapBuffer):
                    continue
                FvMap = open(FvMapBuffer, 'r')
                #skip FV size information
                FvMap.readline()
                FvMap.readline()
                FvMap.readline()
                FvMap.readline()
                for Line in FvMap:
                    MatchGuid = GuidPattern.match(Line)
                    if MatchGuid is not None:
                        #
                        # Replace GUID with module name
                        #
                        GuidString = MatchGuid.group()
                        if GuidString.upper() in ModuleList:
                            Line = Line.replace(GuidString, ModuleList[GuidString.upper()].Name)
                    MapBuffer.append(Line)
                    #
                    # Add the debug image full path.
                    #
                    MatchGuid = GuidName.match(Line)
                    if MatchGuid is not None:
                        GuidString = MatchGuid.group().split("=")[1]
                        if GuidString.upper() in ModuleList:
                            MapBuffer.append('(IMAGE=%s)\n' % (os.path.join(ModuleList[GuidString.upper()].DebugDir, ModuleList[GuidString.upper()].Name + '.efi')))

                FvMap.close()

    ## Collect MAP information of all modules
    #
    def _CollectModuleMapBuffer (self, MapBuffer, ModuleList):
        sys.stdout.write ("Generate Load Module At Fix Address Map")
        sys.stdout.flush()
        PatchEfiImageList = []
        PeiModuleList  = {}
        BtModuleList   = {}
        RtModuleList   = {}
        SmmModuleList  = {}
        PeiSize = 0
        BtSize  = 0
        RtSize  = 0
        # reserve 4K size in SMRAM to make SMM module address not from 0.
        SmmSize = 0x1000
        for ModuleGuid in ModuleList:
            Module = ModuleList[ModuleGuid]
            GlobalData.gProcessingFile = "%s [%s, %s, %s]" % (Module.MetaFile, Module.Arch, Module.ToolChain, Module.BuildTarget)

            OutputImageFile = ''
            for ResultFile in Module.CodaTargetList:
                if str(ResultFile.Target).endswith('.efi'):
                    #
                    # module list for PEI, DXE, RUNTIME and SMM
                    #
                    OutputImageFile = os.path.join(Module.OutputDir, Module.Name + '.efi')
                    ImageClass = PeImageClass (OutputImageFile)
                    if not ImageClass.IsValid:
                        EdkLogger.error("build", FILE_PARSE_FAILURE, ExtraData=ImageClass.ErrorInfo)
                    ImageInfo = PeImageInfo(Module.Name, Module.Guid, Module.Arch, Module.OutputDir, Module.DebugDir, ImageClass)
                    if Module.ModuleType in [SUP_MODULE_PEI_CORE, SUP_MODULE_PEIM, EDK_COMPONENT_TYPE_COMBINED_PEIM_DRIVER, EDK_COMPONENT_TYPE_PIC_PEIM, EDK_COMPONENT_TYPE_RELOCATABLE_PEIM, SUP_MODULE_DXE_CORE]:
                        PeiModuleList[Module.MetaFile] = ImageInfo
                        PeiSize += ImageInfo.Image.Size
                    elif Module.ModuleType in [EDK_COMPONENT_TYPE_BS_DRIVER, SUP_MODULE_DXE_DRIVER, SUP_MODULE_UEFI_DRIVER]:
                        BtModuleList[Module.MetaFile] = ImageInfo
                        BtSize += ImageInfo.Image.Size
                    elif Module.ModuleType in [SUP_MODULE_DXE_RUNTIME_DRIVER, EDK_COMPONENT_TYPE_RT_DRIVER, SUP_MODULE_DXE_SAL_DRIVER, EDK_COMPONENT_TYPE_SAL_RT_DRIVER]:
                        RtModuleList[Module.MetaFile] = ImageInfo
                        RtSize += ImageInfo.Image.Size
                    elif Module.ModuleType in [SUP_MODULE_SMM_CORE, SUP_MODULE_DXE_SMM_DRIVER, SUP_MODULE_MM_STANDALONE, SUP_MODULE_MM_CORE_STANDALONE]:
                        SmmModuleList[Module.MetaFile] = ImageInfo
                        SmmSize += ImageInfo.Image.Size
                        if Module.ModuleType == SUP_MODULE_DXE_SMM_DRIVER:
                            PiSpecVersion = Module.Module.Specification.get('PI_SPECIFICATION_VERSION', '0x00000000')
                            # for PI specification < PI1.1, DXE_SMM_DRIVER also runs as BOOT time driver.
                            if int(PiSpecVersion, 16) < 0x0001000A:
                                BtModuleList[Module.MetaFile] = ImageInfo
                                BtSize += ImageInfo.Image.Size
                    break
            #
            # EFI image is final target.
            # Check EFI image contains patchable FixAddress related PCDs.
            #
            if OutputImageFile != '':
                ModuleIsPatch = False
                for Pcd in Module.ModulePcdList:
                    if Pcd.Type == TAB_PCDS_PATCHABLE_IN_MODULE and Pcd.TokenCName in TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_SET:
                        ModuleIsPatch = True
                        break
                if not ModuleIsPatch:
                    for Pcd in Module.LibraryPcdList:
                        if Pcd.Type == TAB_PCDS_PATCHABLE_IN_MODULE and Pcd.TokenCName in TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_SET:
                            ModuleIsPatch = True
                            break

                if not ModuleIsPatch:
                    continue
                #
                # Module includes the patchable load fix address PCDs.
                # It will be fixed up later.
                #
                PatchEfiImageList.append (OutputImageFile)

        #
        # Get Top Memory address
        #
        ReservedRuntimeMemorySize = 0
        TopMemoryAddress = 0
        if self.LoadFixAddress == 0xFFFFFFFFFFFFFFFF:
            TopMemoryAddress = 0
        else:
            TopMemoryAddress = self.LoadFixAddress
            if TopMemoryAddress < RtSize + BtSize + PeiSize:
                EdkLogger.error("build", PARAMETER_INVALID, "FIX_LOAD_TOP_MEMORY_ADDRESS is too low to load driver")

        #
        # Patch FixAddress related PCDs into EFI image
        #
        for EfiImage in PatchEfiImageList:
            EfiImageMap = EfiImage.replace('.efi', '.map')
            if not os.path.exists(EfiImageMap):
                continue
            #
            # Get PCD offset in EFI image by GenPatchPcdTable function
            #
            PcdTable = parsePcdInfoFromMapFile(EfiImageMap, EfiImage)
            #
            # Patch real PCD value by PatchPcdValue tool
            #
            for PcdInfo in PcdTable:
                ReturnValue = 0
                if PcdInfo[0] == TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_PEI_PAGE_SIZE:
                    ReturnValue, ErrorInfo = PatchBinaryFile (EfiImage, PcdInfo[1], TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_PEI_PAGE_SIZE_DATA_TYPE, str (PeiSize // 0x1000))
                elif PcdInfo[0] == TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_DXE_PAGE_SIZE:
                    ReturnValue, ErrorInfo = PatchBinaryFile (EfiImage, PcdInfo[1], TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_DXE_PAGE_SIZE_DATA_TYPE, str (BtSize // 0x1000))
                elif PcdInfo[0] == TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_RUNTIME_PAGE_SIZE:
                    ReturnValue, ErrorInfo = PatchBinaryFile (EfiImage, PcdInfo[1], TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_RUNTIME_PAGE_SIZE_DATA_TYPE, str (RtSize // 0x1000))
                elif PcdInfo[0] == TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_SMM_PAGE_SIZE and len (SmmModuleList) > 0:
                    ReturnValue, ErrorInfo = PatchBinaryFile (EfiImage, PcdInfo[1], TAB_PCDS_PATCHABLE_LOAD_FIX_ADDRESS_SMM_PAGE_SIZE_DATA_TYPE, str (SmmSize // 0x1000))
                if ReturnValue != 0:
                    EdkLogger.error("build", PARAMETER_INVALID, "Patch PCD value failed", ExtraData=ErrorInfo)

        MapBuffer.append('PEI_CODE_PAGE_NUMBER      = 0x%x\n' % (PeiSize // 0x1000))
        MapBuffer.append('BOOT_CODE_PAGE_NUMBER     = 0x%x\n' % (BtSize // 0x1000))
        MapBuffer.append('RUNTIME_CODE_PAGE_NUMBER  = 0x%x\n' % (RtSize // 0x1000))
        if len (SmmModuleList) > 0:
            MapBuffer.append('SMM_CODE_PAGE_NUMBER      = 0x%x\n' % (SmmSize // 0x1000))

        PeiBaseAddr = TopMemoryAddress - RtSize - BtSize
        BtBaseAddr  = TopMemoryAddress - RtSize
        RtBaseAddr  = TopMemoryAddress - ReservedRuntimeMemorySize

        self._RebaseModule (MapBuffer, PeiBaseAddr, PeiModuleList, TopMemoryAddress == 0)
        self._RebaseModule (MapBuffer, BtBaseAddr, BtModuleList, TopMemoryAddress == 0)
        self._RebaseModule (MapBuffer, RtBaseAddr, RtModuleList, TopMemoryAddress == 0)
        self._RebaseModule (MapBuffer, 0x1000, SmmModuleList, AddrIsOffset=False, ModeIsSmm=True)
        MapBuffer.append('\n\n')
        sys.stdout.write ("\n")
        sys.stdout.flush()

    ## Save platform Map file
    #
    def _SaveMapFile (self, MapBuffer, Wa):
        #
        # Map file path is got.
        #
        MapFilePath = os.path.join(Wa.BuildDir, Wa.Name + '.map')
        #
        # Save address map into MAP file.
        #
        SaveFileOnChange(MapFilePath, ''.join(MapBuffer), False)
        if self.LoadFixAddress != 0:
            sys.stdout.write ("\nLoad Module At Fix Address Map file can be found at %s\n" % (MapFilePath))
        sys.stdout.flush()

    ## Build active platform for different build targets and different tool chains
    #
    def _BuildPlatform(self):
        SaveFileOnChange(self.PlatformBuildPath, '# DO NOT EDIT \n# FILE auto-generated\n', False)
        for BuildTarget in self.BuildTargetList:
            GlobalData.gGlobalDefines['TARGET'] = BuildTarget
            index = 0
            for ToolChain in self.ToolChainList:
                GlobalData.gGlobalDefines['TOOLCHAIN'] = ToolChain
                GlobalData.gGlobalDefines['TOOL_CHAIN_TAG'] = ToolChain
                GlobalData.gGlobalDefines['FAMILY'] = self.ToolChainFamily[index]
                index += 1
                Wa = WorkspaceAutoGen(
                        self.WorkspaceDir,
                        self.PlatformFile,
                        BuildTarget,
                        ToolChain,
                        self.ArchList,
                        self.BuildDatabase,
                        self.TargetTxt,
                        self.ToolDef,
                        self.Fdf,
                        self.FdList,
                        self.FvList,
                        self.CapList,
                        self.SkuId,
                        self.UniFlag,
                        self.Progress
                        )
                self.Fdf = Wa.FdfFile
                self.LoadFixAddress = Wa.Platform.LoadFixAddress
                self.BuildReport.AddPlatformReport(Wa)
                self.Progress.Stop("done!")

                # Add ffs build to makefile
                CmdListDict = {}
                if GlobalData.gEnableGenfdsMultiThread and self.Fdf:
                    CmdListDict = self._GenFfsCmd(Wa.ArchList)

                for Arch in Wa.ArchList:
                    PcdMaList    = []
                    GlobalData.gGlobalDefines['ARCH'] = Arch
                    Pa = PlatformAutoGen(Wa, self.PlatformFile, BuildTarget, ToolChain, Arch)
                    for Module in Pa.Platform.Modules:
                        # Get ModuleAutoGen object to generate C code file and makefile
                        Ma = ModuleAutoGen(Wa, Module, BuildTarget, ToolChain, Arch, self.PlatformFile,Pa.DataPipe)
                        if Ma is None:
                            continue
                        if Ma.PcdIsDriver:
                            Ma.PlatformInfo = Pa
                            Ma.Workspace = Wa
                            PcdMaList.append(Ma)
                        self.BuildModules.append(Ma)
                    Pa.DataPipe.DataContainer = {"FfsCommand":CmdListDict}
                    Pa.DataPipe.DataContainer = {"Workspace_timestamp": Wa._SrcTimeStamp}
                    self._BuildPa(self.Target, Pa, FfsCommand=CmdListDict,PcdMaList=PcdMaList)

                # Create MAP file when Load Fix Address is enabled.
                if self.Target in ["", "all", "fds"]:
                    for Arch in Wa.ArchList:
                        GlobalData.gGlobalDefines['ARCH'] = Arch
                        #
                        # Check whether the set fix address is above 4G for 32bit image.
                        #
                        if (Arch == 'IA32' or Arch == 'ARM') and self.LoadFixAddress != 0xFFFFFFFFFFFFFFFF and self.LoadFixAddress >= 0x100000000:
                            EdkLogger.error("build", PARAMETER_INVALID, "FIX_LOAD_TOP_MEMORY_ADDRESS can't be set to larger than or equal to 4G for the platform with IA32 or ARM arch modules")
                    #
                    # Get Module List
                    #
                    ModuleList = {}
                    for Pa in Wa.AutoGenObjectList:
                        for Ma in Pa.ModuleAutoGenList:
                            if Ma is None:
                                continue
                            if not Ma.IsLibrary:
                                ModuleList[Ma.Guid.upper()] = Ma

                    MapBuffer = []
                    if self.LoadFixAddress != 0:
                        #
                        # Rebase module to the preferred memory address before GenFds
                        #
                        self._CollectModuleMapBuffer(MapBuffer, ModuleList)
                    if self.Fdf:
                        #
                        # create FDS again for the updated EFI image
                        #
                        self._Build("fds", Wa)
                        #
                        # Create MAP file for all platform FVs after GenFds.
                        #
                        self._CollectFvMapBuffer(MapBuffer, Wa, ModuleList)
                    #
                    # Save MAP buffer into MAP file.
                    #
                    self._SaveMapFile (MapBuffer, Wa)
                self.CreateGuidedSectionToolsFile(Wa)

    ## Build active module for different build targets, different tool chains and different archs
    #
    def _BuildModule(self):
        for BuildTarget in self.BuildTargetList:
            GlobalData.gGlobalDefines['TARGET'] = BuildTarget
            index = 0
            for ToolChain in self.ToolChainList:
                WorkspaceAutoGenTime = time.time()
                GlobalData.gGlobalDefines['TOOLCHAIN'] = ToolChain
                GlobalData.gGlobalDefines['TOOL_CHAIN_TAG'] = ToolChain
                GlobalData.gGlobalDefines['FAMILY'] = self.ToolChainFamily[index]
                index += 1
                #
                # module build needs platform build information, so get platform
                # AutoGen first
                #
                Wa = WorkspaceAutoGen(
                        self.WorkspaceDir,
                        self.PlatformFile,
                        BuildTarget,
                        ToolChain,
                        self.ArchList,
                        self.BuildDatabase,
                        self.TargetTxt,
                        self.ToolDef,
                        self.Fdf,
                        self.FdList,
                        self.FvList,
                        self.CapList,
                        self.SkuId,
                        self.UniFlag,
                        self.Progress,
                        self.ModuleFile
                        )
                self.Fdf = Wa.FdfFile
                self.LoadFixAddress = Wa.Platform.LoadFixAddress
                Wa.CreateMakeFile(False)
                # Add ffs build to makefile
                CmdListDict = None
                if GlobalData.gEnableGenfdsMultiThread and self.Fdf:
                    CmdListDict = self._GenFfsCmd(Wa.ArchList)

                GlobalData.file_lock = mp.Lock()
                GlobalData.FfsCmd = CmdListDict

                self.Progress.Stop("done!")
                MaList = []
                ExitFlag = threading.Event()
                ExitFlag.clear()
                self.AutoGenTime += int(round((time.time() - WorkspaceAutoGenTime)))
                for Arch in Wa.ArchList:
                    AutoGenStart = time.time()
                    GlobalData.gGlobalDefines['ARCH'] = Arch
                    Pa = PlatformAutoGen(Wa, self.PlatformFile, BuildTarget, ToolChain, Arch)
                    for Module in Pa.Platform.Modules:
                        if self.ModuleFile.Dir == Module.Dir and self.ModuleFile.Name == Module.Name:
                            Ma = ModuleAutoGen(Wa, Module, BuildTarget, ToolChain, Arch, self.PlatformFile,Pa.DataPipe)
                            if Ma is None:
                                continue
                            if Ma.PcdIsDriver:
                                Ma.PlatformInfo = Pa
                                Ma.Workspace = Wa
                            MaList.append(Ma)

                            if GlobalData.gUseHashCache and not GlobalData.gBinCacheDest and self.Target in [None, "", "all"]:
                                if Ma.CanSkipbyPreMakeCache():
                                    continue
                                else:
                                    self.PreMakeCacheMiss.add(Ma)

                            # Not to auto-gen for targets 'clean', 'cleanlib', 'cleanall', 'run', 'fds'
                            if self.Target not in ['clean', 'cleanlib', 'cleanall', 'run', 'fds']:
                                # for target which must generate AutoGen code and makefile
                                if not self.SkipAutoGen or self.Target == 'genc':
                                    self.Progress.Start("Generating code")
                                    Ma.CreateCodeFile(True)
                                    self.Progress.Stop("done!")
                                if self.Target == "genc":
                                    return True
                                if not self.SkipAutoGen or self.Target == 'genmake':
                                    self.Progress.Start("Generating makefile")
                                    if CmdListDict and self.Fdf and (Module.Path, Arch) in CmdListDict:
                                        Ma.CreateMakeFile(True, CmdListDict[Module.Path, Arch])
                                        del CmdListDict[Module.Path, Arch]
                                    else:
                                        Ma.CreateMakeFile(True)
                                    self.Progress.Stop("done!")
                                if self.Target == "genmake":
                                    return True

                                if GlobalData.gBinCacheSource and self.Target in [None, "", "all"]:
                                    if Ma.CanSkipbyMakeCache():
                                        continue
                                    else:
                                        self.MakeCacheMiss.add(Ma)

                            self.BuildModules.append(Ma)
                    self.AutoGenTime += int(round((time.time() - AutoGenStart)))
                    MakeStart = time.time()
                    for Ma in self.BuildModules:
                        if not Ma.IsBinaryModule:
                            Bt = BuildTask.New(ModuleMakeUnit(Ma, Pa.BuildCommand,self.Target))
                        # Break build if any build thread has error
                        if BuildTask.HasError():
                            # we need a full version of makefile for platform
                            ExitFlag.set()
                            BuildTask.WaitForComplete()
                            Pa.CreateMakeFile(False)
                            EdkLogger.error("build", BUILD_ERROR, "Failed to build module", ExtraData=GlobalData.gBuildingModule)
                        # Start task scheduler
                        if not BuildTask.IsOnGoing():
                            BuildTask.StartScheduler(self.ThreadNumber, ExitFlag)

                    # in case there's an interruption. we need a full version of makefile for platform
                    Pa.CreateMakeFile(False)
                    if BuildTask.HasError():
                        EdkLogger.error("build", BUILD_ERROR, "Failed to build module", ExtraData=GlobalData.gBuildingModule)
                    self.MakeTime += int(round((time.time() - MakeStart)))

                MakeContiue = time.time()
                ExitFlag.set()
                BuildTask.WaitForComplete()
                self.CreateAsBuiltInf()
                if GlobalData.gBinCacheDest:
                    self.GenDestCache()
                elif GlobalData.gUseHashCache and not GlobalData.gBinCacheSource:
                    # Only for --hash
                    # Update PreMakeCacheChain files
                    self.GenLocalPreMakeCache()
                self.BuildModules = []
                self.MakeTime += int(round((time.time() - MakeContiue)))
                if BuildTask.HasError():
                    EdkLogger.error("build", BUILD_ERROR, "Failed to build module", ExtraData=GlobalData.gBuildingModule)

                self.BuildReport.AddPlatformReport(Wa, MaList)
                if MaList == []:
                    EdkLogger.error(
                                'build',
                                BUILD_ERROR,
                                "Module for [%s] is not a component of active platform."\
                                " Please make sure that the ARCH and inf file path are"\
                                " given in the same as in [%s]" % \
                                    (', '.join(Wa.ArchList), self.PlatformFile),
                                ExtraData=self.ModuleFile
                                )
                # Create MAP file when Load Fix Address is enabled.
                if self.Target == "fds" and self.Fdf:
                    for Arch in Wa.ArchList:
                        #
                        # Check whether the set fix address is above 4G for 32bit image.
                        #
                        if (Arch == 'IA32' or Arch == 'ARM') and self.LoadFixAddress != 0xFFFFFFFFFFFFFFFF and self.LoadFixAddress >= 0x100000000:
                            EdkLogger.error("build", PARAMETER_INVALID, "FIX_LOAD_TOP_MEMORY_ADDRESS can't be set to larger than or equal to 4G for the platorm with IA32 or ARM arch modules")
                    #
                    # Get Module List
                    #
                    ModuleList = {}
                    for Pa in Wa.AutoGenObjectList:
                        for Ma in Pa.ModuleAutoGenList:
                            if Ma is None:
                                continue
                            if not Ma.IsLibrary:
                                ModuleList[Ma.Guid.upper()] = Ma

                    MapBuffer = []
                    if self.LoadFixAddress != 0:
                        #
                        # Rebase module to the preferred memory address before GenFds
                        #
                        self._CollectModuleMapBuffer(MapBuffer, ModuleList)
                    #
                    # create FDS again for the updated EFI image
                    #
                    GenFdsStart = time.time()
                    self._Build("fds", Wa)
                    self.GenFdsTime += int(round((time.time() - GenFdsStart)))
                    #
                    # Create MAP file for all platform FVs after GenFds.
                    #
                    self._CollectFvMapBuffer(MapBuffer, Wa, ModuleList)
                    #
                    # Save MAP buffer into MAP file.
                    #
                    self._SaveMapFile (MapBuffer, Wa)

    def _GenFfsCmd(self,ArchList):
        # convert dictionary of Cmd:(Inf,Arch)
        # to a new dictionary of (Inf,Arch):Cmd,Cmd,Cmd...
        CmdSetDict = defaultdict(set)
        GenFfsDict = GenFds.GenFfsMakefile('', GlobalData.gFdfParser, self, ArchList, GlobalData)
        for Cmd in GenFfsDict:
            tmpInf, tmpArch = GenFfsDict[Cmd]
            CmdSetDict[tmpInf, tmpArch].add(Cmd)
        return CmdSetDict
    def VerifyAutoGenFiles(self):
        AutoGenIdFile = os.path.join(GlobalData.gConfDirectory,".AutoGenIdFile.txt")
        try:
            with open(AutoGenIdFile) as fd:
                lines = fd.readlines()
        except:
            return None
        for line in lines:
            if "Arch" in line:
                ArchList = line.strip().split("=")[1].split("|")
            if "BuildDir" in line:
                BuildDir = line.split("=")[1].strip()
            if "PlatformGuid" in line:
                PlatformGuid = line.split("=")[1].strip()
        GlobalVarList = []
        for arch in ArchList:
            global_var = os.path.join(BuildDir, "GlobalVar_%s_%s.bin" % (str(PlatformGuid),arch))
            if not os.path.exists(global_var):
                return None
            GlobalVarList.append(global_var)
        for global_var in GlobalVarList:
            data_pipe = MemoryDataPipe()
            data_pipe.load(global_var)
            target = data_pipe.Get("P_Info").get("Target")
            toolchain = data_pipe.Get("P_Info").get("ToolChain")
            archlist = data_pipe.Get("P_Info").get("ArchList")
            Arch = data_pipe.Get("P_Info").get("Arch")
            active_p = data_pipe.Get("P_Info").get("ActivePlatform")
            workspacedir = data_pipe.Get("P_Info").get("WorkspaceDir")
            PackagesPath = os.getenv("PACKAGES_PATH")
            mws.setWs(workspacedir, PackagesPath)
            LibraryBuildDirectoryList = data_pipe.Get("LibraryBuildDirectoryList")
            ModuleBuildDirectoryList = data_pipe.Get("ModuleBuildDirectoryList")

            for m_build_dir in LibraryBuildDirectoryList:
                if not os.path.exists(os.path.join(m_build_dir,self.MakeFileName)):
                    return None
            for m_build_dir in ModuleBuildDirectoryList:
                if not os.path.exists(os.path.join(m_build_dir,self.MakeFileName)):
                    return None
            Wa = WorkSpaceInfo(
                workspacedir,active_p,target,toolchain,archlist
                )
            Pa = PlatformInfo(Wa, active_p, target, toolchain, Arch,data_pipe)
            Wa.AutoGenObjectList.append(Pa)
        return Wa
    def SetupMakeSetting(self,Wa):
        BuildModules = []
        for Pa in Wa.AutoGenObjectList:
            for m in Pa._MbList:
                ma = ModuleAutoGen(Wa,m.MetaFile, Pa.BuildTarget, Wa.ToolChain, Pa.Arch, Pa.MetaFile,Pa.DataPipe)
                BuildModules.append(ma)
        fdf_file = Wa.FlashDefinition
        if fdf_file:
            Fdf = FdfParser(fdf_file.Path)
            Fdf.ParseFile()
            GlobalData.gFdfParser = Fdf
            if Fdf.CurrentFdName and Fdf.CurrentFdName in Fdf.Profile.FdDict:
                FdDict = Fdf.Profile.FdDict[Fdf.CurrentFdName]
                for FdRegion in FdDict.RegionList:
                    if str(FdRegion.RegionType) == 'FILE' and self.Platform.VpdToolGuid in str(FdRegion.RegionDataList):
                        if int(FdRegion.Offset) % 8 != 0:
                            EdkLogger.error("build", FORMAT_INVALID, 'The VPD Base Address %s must be 8-byte aligned.' % (FdRegion.Offset))
            Wa.FdfProfile = Fdf.Profile
            self.Fdf = Fdf
        else:
            self.Fdf = None
        return BuildModules

    ## Build a platform in multi-thread mode
    #
    def PerformAutoGen(self,BuildTarget,ToolChain):
        WorkspaceAutoGenTime = time.time()
        Wa = WorkspaceAutoGen(
                self.WorkspaceDir,
                self.PlatformFile,
                BuildTarget,
                ToolChain,
                self.ArchList,
                self.BuildDatabase,
                self.TargetTxt,
                self.ToolDef,
                self.Fdf,
                self.FdList,
                self.FvList,
                self.CapList,
                self.SkuId,
                self.UniFlag,
                self.Progress
                )
        self.Fdf = Wa.FdfFile
        self.LoadFixAddress = Wa.Platform.LoadFixAddress
        self.BuildReport.AddPlatformReport(Wa)
        Wa.CreateMakeFile(False)

        # Add ffs build to makefile
        CmdListDict = {}
        if GlobalData.gEnableGenfdsMultiThread and self.Fdf:
            CmdListDict = self._GenFfsCmd(Wa.ArchList)

        self.AutoGenTime += int(round((time.time() - WorkspaceAutoGenTime)))
        BuildModules = []
        for Arch in Wa.ArchList:
            PcdMaList    = []
            AutoGenStart = time.time()
            GlobalData.gGlobalDefines['ARCH'] = Arch
            Pa = PlatformAutoGen(Wa, self.PlatformFile, BuildTarget, ToolChain, Arch)
            if Pa is None:
                continue
            ModuleList = []
            for Inf in Pa.Platform.Modules:
                ModuleList.append(Inf)
            # Add the INF only list in FDF
            if GlobalData.gFdfParser is not None:
                for InfName in GlobalData.gFdfParser.Profile.InfList:
                    Inf = PathClass(NormPath(InfName), self.WorkspaceDir, Arch)
                    if Inf in Pa.Platform.Modules:
                        continue
                    ModuleList.append(Inf)
            Pa.DataPipe.DataContainer = {"FfsCommand":CmdListDict}
            Pa.DataPipe.DataContainer = {"Workspace_timestamp": Wa._SrcTimeStamp}
            Pa.DataPipe.DataContainer = {"CommandTarget": self.Target}
            Pa.CreateLibModuelDirs()
            # Fetch the MakeFileName.
            self.MakeFileName = Pa.MakeFileName

            Pa.DataPipe.DataContainer = {"LibraryBuildDirectoryList":Pa.LibraryBuildDirectoryList}
            Pa.DataPipe.DataContainer = {"ModuleBuildDirectoryList":Pa.ModuleBuildDirectoryList}
            Pa.DataPipe.DataContainer = {"FdsCommandDict": Wa.GenFdsCommandDict}
            # Prepare the cache share data for multiprocessing
            Pa.DataPipe.DataContainer = {"gPlatformHashFile":GlobalData.gPlatformHashFile}
            ModuleCodaFile = {}
            for ma in Pa.ModuleAutoGenList:
                ModuleCodaFile[(ma.MetaFile.File,ma.MetaFile.Root,ma.Arch,ma.MetaFile.Path)] = [item.Target for item in ma.CodaTargetList]
            Pa.DataPipe.DataContainer = {"ModuleCodaFile":ModuleCodaFile}
            # ModuleList contains all driver modules only
            for Module in ModuleList:
                # Get ModuleAutoGen object to generate C code file and makefile
                Ma = ModuleAutoGen(Wa, Module, BuildTarget, ToolChain, Arch, self.PlatformFile,Pa.DataPipe)
                if Ma is None:
                    continue
                if Ma.PcdIsDriver:
                    Ma.PlatformInfo = Pa
                    Ma.Workspace = Wa
                    PcdMaList.append(Ma)
                self.AllDrivers.add(Ma)
                self.AllModules.add(Ma)

            mqueue = mp.Queue()
            cqueue = mp.Queue()
            for m in Pa.GetAllModuleInfo:
                mqueue.put(m)
                module_file,module_root,module_path,module_basename,\
                    module_originalpath,module_arch,IsLib = m
                Ma = ModuleAutoGen(Wa, PathClass(module_path, Wa), BuildTarget,\
                                  ToolChain, Arch, self.PlatformFile,Pa.DataPipe)
                self.AllModules.add(Ma)
            data_pipe_file = os.path.join(Pa.BuildDir, "GlobalVar_%s_%s.bin" % (str(Pa.Guid),Pa.Arch))
            Pa.DataPipe.dump(data_pipe_file)

            mqueue.put((None,None,None,None,None,None,None))
            autogen_rt, errorcode = self.StartAutoGen(mqueue, Pa.DataPipe, self.SkipAutoGen, PcdMaList, cqueue)

            if not autogen_rt:
                self.AutoGenMgr.TerminateWorkers()
                self.AutoGenMgr.join(1)
                raise FatalError(errorcode)

            if GlobalData.gUseHashCache:
                for item in GlobalData.gModuleAllCacheStatus:
                    (MetaFilePath, Arch, CacheStr, Status) = item
                    Ma = ModuleAutoGen(Wa, PathClass(MetaFilePath, Wa), BuildTarget,\
                                      ToolChain, Arch, self.PlatformFile,Pa.DataPipe)
                    if CacheStr == "PreMakeCache" and Status == False:
                        self.PreMakeCacheMiss.add(Ma)
                    if CacheStr == "PreMakeCache" and Status == True:
                        self.PreMakeCacheHit.add(Ma)
                        GlobalData.gModuleCacheHit.add(Ma)
                    if CacheStr == "MakeCache" and Status == False:
                        self.MakeCacheMiss.add(Ma)
                    if CacheStr == "MakeCache" and Status == True:
                        self.MakeCacheHit.add(Ma)
                        GlobalData.gModuleCacheHit.add(Ma)
            self.AutoGenTime += int(round((time.time() - AutoGenStart)))
        AutoGenIdFile = os.path.join(GlobalData.gConfDirectory,".AutoGenIdFile.txt")
        with open(AutoGenIdFile,"w") as fw:
            fw.write("Arch=%s\n" % "|".join((Wa.ArchList)))
            fw.write("BuildDir=%s\n" % Wa.BuildDir)
            fw.write("PlatformGuid=%s\n" % str(Wa.AutoGenObjectList[0].Guid))

        if GlobalData.gBinCacheSource:
            BuildModules.extend(self.MakeCacheMiss)
        elif GlobalData.gUseHashCache and not GlobalData.gBinCacheDest:
            BuildModules.extend(self.PreMakeCacheMiss)
        else:
            BuildModules.extend(self.AllDrivers)

        self.Progress.Stop("done!")
        return Wa, BuildModules

    def _MultiThreadBuildPlatform(self):
        SaveFileOnChange(self.PlatformBuildPath, '# DO NOT EDIT \n# FILE auto-generated\n', False)
        for BuildTarget in self.BuildTargetList:
            GlobalData.gGlobalDefines['TARGET'] = BuildTarget
            index = 0
            for ToolChain in self.ToolChainList:
                resetFdsGlobalVariable()
                GlobalData.gGlobalDefines['TOOLCHAIN'] = ToolChain
                GlobalData.gGlobalDefines['TOOL_CHAIN_TAG'] = ToolChain
                GlobalData.gGlobalDefines['FAMILY'] = self.ToolChainFamily[index]
                index += 1
                ExitFlag = threading.Event()
                ExitFlag.clear()
                if self.SkipAutoGen:
                    Wa = self.VerifyAutoGenFiles()
                    if Wa is None:
                        self.SkipAutoGen = False
                        Wa, self.BuildModules = self.PerformAutoGen(BuildTarget,ToolChain)
                    else:
                        GlobalData.gAutoGenPhase = True
                        self.BuildModules = self.SetupMakeSetting(Wa)
                else:
                    Wa, self.BuildModules = self.PerformAutoGen(BuildTarget,ToolChain)
                Pa = Wa.AutoGenObjectList[0]
                GlobalData.gAutoGenPhase = False

                if GlobalData.gBinCacheSource:
                    EdkLogger.quiet("[cache Summary]: Total module num: %s" % len(self.AllModules))
                    EdkLogger.quiet("[cache Summary]: PreMakecache miss num: %s " % len(self.PreMakeCacheMiss))
                    EdkLogger.quiet("[cache Summary]: Makecache miss num: %s " % len(self.MakeCacheMiss))

                for Arch in Wa.ArchList:
                    MakeStart = time.time()
                    for Ma in set(self.BuildModules):
                        # Generate build task for the module
                        if not Ma.IsBinaryModule:
                            Bt = BuildTask.New(ModuleMakeUnit(Ma, Pa.BuildCommand,self.Target))
                        # Break build if any build thread has error
                        if BuildTask.HasError():
                            # we need a full version of makefile for platform
                            ExitFlag.set()
                            BuildTask.WaitForComplete()
                            Pa.CreateMakeFile(False)
                            EdkLogger.error("build", BUILD_ERROR, "Failed to build module", ExtraData=GlobalData.gBuildingModule)
                        # Start task scheduler
                        if not BuildTask.IsOnGoing():
                            BuildTask.StartScheduler(self.ThreadNumber, ExitFlag)

                    # in case there's an interruption. we need a full version of makefile for platform

                    if BuildTask.HasError():
                        EdkLogger.error("build", BUILD_ERROR, "Failed to build module", ExtraData=GlobalData.gBuildingModule)
                    self.MakeTime += int(round((time.time() - MakeStart)))

                MakeContiue = time.time()
                #
                #
                # All modules have been put in build tasks queue. Tell task scheduler
                # to exit if all tasks are completed
                #
                ExitFlag.set()
                BuildTask.WaitForComplete()
                if GlobalData.gBinCacheDest:
                    self.GenDestCache()
                elif GlobalData.gUseHashCache and not GlobalData.gBinCacheSource:
                    # Only for --hash
                    # Update PreMakeCacheChain files
                    self.GenLocalPreMakeCache()
                #
                # Get Module List
                #
                ModuleList = {ma.Guid.upper(): ma for ma in self.BuildModules}
                self.BuildModules = []
                self.MakeTime += int(round((time.time() - MakeContiue)))
                #
                # Check for build error, and raise exception if one
                # has been signaled.
                #
                if BuildTask.HasError():
                    EdkLogger.error("build", BUILD_ERROR, "Failed to build module", ExtraData=GlobalData.gBuildingModule)

                # Create MAP file when Load Fix Address is enabled.
                if self.Target in ["", "all", "fds"]:
                    for Arch in Wa.ArchList:
                        #
                        # Check whether the set fix address is above 4G for 32bit image.
                        #
                        if (Arch == 'IA32' or Arch == 'ARM') and self.LoadFixAddress != 0xFFFFFFFFFFFFFFFF and self.LoadFixAddress >= 0x100000000:
                            EdkLogger.error("build", PARAMETER_INVALID, "FIX_LOAD_TOP_MEMORY_ADDRESS can't be set to larger than or equal to 4G for the platorm with IA32 or ARM arch modules")

                    #
                    # Rebase module to the preferred memory address before GenFds
                    #
                    MapBuffer = []
                    if self.LoadFixAddress != 0:
                        self._CollectModuleMapBuffer(MapBuffer, ModuleList)

                    if self.Fdf:
                        #
                        # Generate FD image if there's a FDF file found
                        #
                        GenFdsStart = time.time()
                        if GenFdsApi(Wa.GenFdsCommandDict, self.Db):
                            EdkLogger.error("build", COMMAND_FAILURE)
                        Threshold = self.GetFreeSizeThreshold()
                        if Threshold:
                            self.CheckFreeSizeThreshold(Threshold, Wa.FvDir)

                        #
                        # Create MAP file for all platform FVs after GenFds.
                        #
                        self._CollectFvMapBuffer(MapBuffer, Wa, ModuleList)
                        self.GenFdsTime += int(round((time.time() - GenFdsStart)))
                    #
                    # Save MAP buffer into MAP file.
                    #
                    self._SaveMapFile(MapBuffer, Wa)
                self.CreateGuidedSectionToolsFile(Wa)

    ## GetFreeSizeThreshold()
    #
    #   @retval int             Threshold value
    #
    def GetFreeSizeThreshold(self):
        Threshold = None
        Threshold_Str = GlobalData.gCommandLineDefines.get('FV_SPARE_SPACE_THRESHOLD')
        if Threshold_Str:
            try:
                if Threshold_Str.lower().startswith('0x'):
                    Threshold = int(Threshold_Str, 16)
                else:
                    Threshold = int(Threshold_Str)
            except:
                EdkLogger.warn("build", 'incorrect value for FV_SPARE_SPACE_THRESHOLD %s.Only decimal or hex format is allowed.' % Threshold_Str)
        return Threshold

    def CheckFreeSizeThreshold(self, Threshold=None, FvDir=None):
        if not isinstance(Threshold, int):
            return
        if not isinstance(FvDir, str) or not FvDir:
            return
        FdfParserObject = GlobalData.gFdfParser
        FvRegionNameList = [FvName for FvName in FdfParserObject.Profile.FvDict if FdfParserObject.Profile.FvDict[FvName].FvRegionInFD]
        for FvName in FdfParserObject.Profile.FvDict:
            if FvName in FvRegionNameList:
                FvSpaceInfoFileName = os.path.join(FvDir, FvName.upper() + '.Fv.map')
                if os.path.exists(FvSpaceInfoFileName):
                    FileLinesList = getlines(FvSpaceInfoFileName)
                    for Line in FileLinesList:
                        NameValue = Line.split('=')
                        if len(NameValue) == 2 and NameValue[0].strip() == 'EFI_FV_SPACE_SIZE':
                            FreeSizeValue = int(NameValue[1].strip(), 0)
                            if FreeSizeValue < Threshold:
                                EdkLogger.error("build", FV_FREESIZE_ERROR,
                                                '%s FV free space %d is not enough to meet with the required spare space %d set by -D FV_SPARE_SPACE_THRESHOLD option.' % (
                                                    FvName, FreeSizeValue, Threshold))
                            break

    ## Generate GuidedSectionTools.txt in the FV directories.
    #
    def CreateGuidedSectionToolsFile(self,Wa):
        for BuildTarget in self.BuildTargetList:
            for ToolChain in self.ToolChainList:
                FvDir = Wa.FvDir
                if not os.path.exists(FvDir):
                    continue
                for Arch in self.ArchList:
                    guidList = []
                    tooldefguidList = []
                    guidAttribs = []
                    for Platform in Wa.AutoGenObjectList:
                        if Platform.BuildTarget != BuildTarget:
                            continue
                        if Platform.ToolChain != ToolChain:
                            continue
                        if Platform.Arch != Arch:
                            continue
                        if hasattr (Platform, 'BuildOption'):
                            for Tool in Platform.BuildOption:
                                if 'GUID' in Platform.BuildOption[Tool]:
                                    if 'PATH' in Platform.BuildOption[Tool]:
                                        value = Platform.BuildOption[Tool]['GUID']
                                        if value in guidList:
                                            EdkLogger.error("build", FORMAT_INVALID, "Duplicate GUID value %s used with Tool %s in DSC [BuildOptions]." % (value, Tool))
                                        path = Platform.BuildOption[Tool]['PATH']
                                        guidList.append(value)
                                        guidAttribs.append((value, Tool, path))
                        for Tool in Platform.ToolDefinition:
                            if 'GUID' in Platform.ToolDefinition[Tool]:
                                if 'PATH' in Platform.ToolDefinition[Tool]:
                                    value = Platform.ToolDefinition[Tool]['GUID']
                                    if value in tooldefguidList:
                                        EdkLogger.error("build", FORMAT_INVALID, "Duplicate GUID value %s used with Tool %s in tools_def.txt." % (value, Tool))
                                    tooldefguidList.append(value)
                                    if value in guidList:
                                        # Already added by platform
                                        continue
                                    path = Platform.ToolDefinition[Tool]['PATH']
                                    guidList.append(value)
                                    guidAttribs.append((value, Tool, path))
                    # Sort by GuidTool name
                    guidAttribs = sorted (guidAttribs, key=lambda x: x[1])
                    # Write out GuidedSecTools.txt
                    toolsFile = os.path.join(FvDir, 'GuidedSectionTools.txt')
                    toolsFile = open(toolsFile, 'wt')
                    for guidedSectionTool in guidAttribs:
                        print(' '.join(guidedSectionTool), file=toolsFile)
                    toolsFile.close()

    ## Returns the real path of the tool.
    #
    def GetRealPathOfTool (self, tool):
        if os.path.exists(tool):
            return os.path.realpath(tool)
        return tool

    ## Launch the module or platform build
    #
    def Launch(self):
        self.AllDrivers = set()
        self.AllModules = set()
        self.PreMakeCacheMiss = set()
        self.PreMakeCacheHit = set()
        self.MakeCacheMiss = set()
        self.MakeCacheHit = set()
        if not self.ModuleFile:
            if not self.SpawnMode or self.Target not in ["", "all"]:
                self.SpawnMode = False
                self._BuildPlatform()
            else:
                self._MultiThreadBuildPlatform()
        else:
            self.SpawnMode = False
            self._BuildModule()

        if self.Target == 'cleanall':
            RemoveDirectory(os.path.dirname(GlobalData.gDatabasePath), True)

    def CreateAsBuiltInf(self):
        for Module in self.BuildModules:
            Module.CreateAsBuiltInf()

    def GenDestCache(self):
        for Module in self.AllModules:
            Module.GenPreMakefileHashList()
            Module.GenMakefileHashList()
            Module.CopyModuleToCache()

    def GenLocalPreMakeCache(self):
        for Module in self.PreMakeCacheMiss:
            Module.GenPreMakefileHashList()

    ## Do some clean-up works when error occurred
    def Relinquish(self):
        OldLogLevel = EdkLogger.GetLevel()
        EdkLogger.SetLevel(EdkLogger.ERROR)
        Utils.Progressor.Abort()
        if self.SpawnMode == True:
            BuildTask.Abort()
        EdkLogger.SetLevel(OldLogLevel)

def ParseDefines(DefineList=[]):
    DefineDict = {}
    if DefineList is not None:
        for Define in DefineList:
            DefineTokenList = Define.split("=", 1)
            if not GlobalData.gMacroNamePattern.match(DefineTokenList[0]):
                EdkLogger.error('build', FORMAT_INVALID,
                                "The macro name must be in the pattern [A-Z][A-Z0-9_]*",
                                ExtraData=DefineTokenList[0])

            if len(DefineTokenList) == 1:
                DefineDict[DefineTokenList[0]] = "TRUE"
            else:
                DefineDict[DefineTokenList[0]] = DefineTokenList[1].strip()
    return DefineDict



def LogBuildTime(Time):
    if Time:
        TimeDurStr = ''
        TimeDur = time.gmtime(Time)
        if TimeDur.tm_yday > 1:
            TimeDurStr = time.strftime("%H:%M:%S", TimeDur) + ", %d day(s)" % (TimeDur.tm_yday - 1)
        else:
            TimeDurStr = time.strftime("%H:%M:%S", TimeDur)
        return TimeDurStr
    else:
        return None
def ThreadNum():
    OptionParser = MyOptionParser()
    if not OptionParser.BuildOption and not OptionParser.BuildTarget:
        OptionParser.GetOption()
    BuildOption, BuildTarget = OptionParser.BuildOption, OptionParser.BuildTarget
    ThreadNumber = BuildOption.ThreadNumber
    GlobalData.gCmdConfDir = BuildOption.ConfDirectory
    if ThreadNumber is None:
        TargetObj = TargetTxtDict()
        ThreadNumber = TargetObj.Target.TargetTxtDictionary[TAB_TAT_DEFINES_MAX_CONCURRENT_THREAD_NUMBER]
        if ThreadNumber == '':
            ThreadNumber = 0
        else:
            ThreadNumber = int(ThreadNumber, 0)

    if ThreadNumber == 0:
        try:
            ThreadNumber = multiprocessing.cpu_count()
        except (ImportError, NotImplementedError):
            ThreadNumber = 1
    return ThreadNumber
## Tool entrance method
#
# This method mainly dispatch specific methods per the command line options.
# If no error found, return zero value so the caller of this tool can know
# if it's executed successfully or not.
#
#   @retval 0     Tool was successful
#   @retval 1     Tool failed
#
LogQMaxSize = ThreadNum() * 10
def Main():
    StartTime = time.time()

    #
    # Create a log Queue
    #
    LogQ = mp.Queue(LogQMaxSize)
    # Initialize log system
    EdkLogger.LogClientInitialize(LogQ)
    GlobalData.gCommand = sys.argv[1:]
    #
    # Parse the options and args
    #
    OptionParser = MyOptionParser()
    if not OptionParser.BuildOption and not OptionParser.BuildTarget:
        OptionParser.GetOption()
    Option, Target = OptionParser.BuildOption, OptionParser.BuildTarget
    GlobalData.gOptions = Option
    GlobalData.gCaseInsensitive = Option.CaseInsensitive

    # Set log level
    LogLevel = EdkLogger.INFO
    if Option.verbose is not None:
        EdkLogger.SetLevel(EdkLogger.VERBOSE)
        LogLevel = EdkLogger.VERBOSE
    elif Option.quiet is not None:
        EdkLogger.SetLevel(EdkLogger.QUIET)
        LogLevel = EdkLogger.QUIET
    elif Option.debug is not None:
        EdkLogger.SetLevel(Option.debug + 1)
        LogLevel = Option.debug + 1
    else:
        EdkLogger.SetLevel(EdkLogger.INFO)

    if Option.WarningAsError == True:
        EdkLogger.SetWarningAsError()
    Log_Agent = LogAgent(LogQ,LogLevel,Option.LogFile)
    Log_Agent.start()

    if platform.platform().find("Windows") >= 0:
        GlobalData.gIsWindows = True
    else:
        GlobalData.gIsWindows = False

    EdkLogger.quiet("Build environment: %s" % platform.platform())
    EdkLogger.quiet(time.strftime("Build start time: %H:%M:%S, %b.%d %Y\n", time.localtime()));
    ReturnCode = 0
    MyBuild = None
    BuildError = True
    try:
        if len(Target) == 0:
            Target = "all"
        elif len(Target) >= 2:
            EdkLogger.error("build", OPTION_NOT_SUPPORTED, "More than one targets are not supported.",
                            ExtraData="Please select one of: %s" % (' '.join(gSupportedTarget)))
        else:
            Target = Target[0].lower()

        if Target not in gSupportedTarget:
            EdkLogger.error("build", OPTION_NOT_SUPPORTED, "Not supported target [%s]." % Target,
                            ExtraData="Please select one of: %s" % (' '.join(gSupportedTarget)))

        #
        # Check environment variable: EDK_TOOLS_PATH, WORKSPACE, PATH
        #
        CheckEnvVariable()
        GlobalData.gCommandLineDefines.update(ParseDefines(Option.Macros))

        Workspace = os.getenv("WORKSPACE")
        #
        # Get files real name in workspace dir
        #
        GlobalData.gAllFiles = Utils.DirCache(Workspace)

        WorkingDirectory = os.getcwd()
        if not Option.ModuleFile:
            FileList = glob.glob(os.path.normpath(os.path.join(WorkingDirectory, '*.inf')))
            FileNum = len(FileList)
            if FileNum >= 2:
                EdkLogger.error("build", OPTION_NOT_SUPPORTED, "There are %d INF files in %s." % (FileNum, WorkingDirectory),
                                ExtraData="Please use '-m <INF_FILE_PATH>' switch to choose one.")
            elif FileNum == 1:
                Option.ModuleFile = NormFile(FileList[0], Workspace)

        if Option.ModuleFile:
            if os.path.isabs (Option.ModuleFile):
                if os.path.normcase (os.path.normpath(Option.ModuleFile)).find (Workspace) == 0:
                    Option.ModuleFile = NormFile(os.path.normpath(Option.ModuleFile), Workspace)
            Option.ModuleFile = PathClass(Option.ModuleFile, Workspace)
            ErrorCode, ErrorInfo = Option.ModuleFile.Validate(".inf", False)
            if ErrorCode != 0:
                EdkLogger.error("build", ErrorCode, ExtraData=ErrorInfo)

        if Option.PlatformFile is not None:
            if os.path.isabs (Option.PlatformFile):
                if os.path.normcase (os.path.normpath(Option.PlatformFile)).find (Workspace) == 0:
                    Option.PlatformFile = NormFile(os.path.normpath(Option.PlatformFile), Workspace)
            Option.PlatformFile = PathClass(Option.PlatformFile, Workspace)

        if Option.FdfFile is not None:
            if os.path.isabs (Option.FdfFile):
                if os.path.normcase (os.path.normpath(Option.FdfFile)).find (Workspace) == 0:
                    Option.FdfFile = NormFile(os.path.normpath(Option.FdfFile), Workspace)
            Option.FdfFile = PathClass(Option.FdfFile, Workspace)
            ErrorCode, ErrorInfo = Option.FdfFile.Validate(".fdf", False)
            if ErrorCode != 0:
                EdkLogger.error("build", ErrorCode, ExtraData=ErrorInfo)

        if Option.Flag is not None and Option.Flag not in ['-c', '-s']:
            EdkLogger.error("build", OPTION_VALUE_INVALID, "UNI flag must be one of -c or -s")

        MyBuild = Build(Target, Workspace, Option,LogQ)
        GlobalData.gCommandLineDefines['ARCH'] = ' '.join(MyBuild.ArchList)
        if not (MyBuild.LaunchPrebuildFlag and os.path.exists(MyBuild.PlatformBuildPath)):
            MyBuild.Launch()

        #
        # All job done, no error found and no exception raised
        #
        BuildError = False
    except FatalError as X:
        if MyBuild is not None:
            # for multi-thread build exits safely
            MyBuild.Relinquish()
        if Option is not None and Option.debug is not None:
            EdkLogger.quiet("(Python %s on %s) " % (platform.python_version(), sys.platform) + traceback.format_exc())
        ReturnCode = X.args[0]
    except Warning as X:
        # error from Fdf parser
        if MyBuild is not None:
            # for multi-thread build exits safely
            MyBuild.Relinquish()
        if Option is not None and Option.debug is not None:
            EdkLogger.quiet("(Python %s on %s) " % (platform.python_version(), sys.platform) + traceback.format_exc())
        else:
            EdkLogger.error(X.ToolName, FORMAT_INVALID, File=X.FileName, Line=X.LineNumber, ExtraData=X.Message, RaiseError=False)
        ReturnCode = FORMAT_INVALID
    except KeyboardInterrupt:
        if MyBuild is not None:

            # for multi-thread build exits safely
            MyBuild.Relinquish()
        ReturnCode = ABORT_ERROR
        if Option is not None and Option.debug is not None:
            EdkLogger.quiet("(Python %s on %s) " % (platform.python_version(), sys.platform) + traceback.format_exc())
    except:
        if MyBuild is not None:
            # for multi-thread build exits safely
            MyBuild.Relinquish()

        # try to get the meta-file from the object causing exception
        Tb = sys.exc_info()[-1]
        MetaFile = GlobalData.gProcessingFile
        while Tb is not None:
            if 'self' in Tb.tb_frame.f_locals and hasattr(Tb.tb_frame.f_locals['self'], 'MetaFile'):
                MetaFile = Tb.tb_frame.f_locals['self'].MetaFile
            Tb = Tb.tb_next
        EdkLogger.error(
                    "\nbuild",
                    CODE_ERROR,
                    "Unknown fatal error when processing [%s]" % MetaFile,
                    ExtraData="\n(Please send email to %s for help, attaching following call stack trace!)\n" % MSG_EDKII_MAIL_ADDR,
                    RaiseError=False
                    )
        EdkLogger.quiet("(Python %s on %s) " % (platform.python_version(), sys.platform) + traceback.format_exc())
        ReturnCode = CODE_ERROR
    finally:
        Utils.Progressor.Abort()
        Utils.ClearDuplicatedInf()

    if ReturnCode == 0:
        try:
            MyBuild.LaunchPostbuild()
            Conclusion = "Done"
        except:
            Conclusion = "Failed"
            ReturnCode = POSTBUILD_ERROR
    elif ReturnCode == ABORT_ERROR:
        Conclusion = "Aborted"
    else:
        Conclusion = "Failed"
    FinishTime = time.time()
    BuildDuration = time.gmtime(int(round(FinishTime - StartTime)))
    BuildDurationStr = ""
    if BuildDuration.tm_yday > 1:
        BuildDurationStr = time.strftime("%H:%M:%S", BuildDuration) + ", %d day(s)" % (BuildDuration.tm_yday - 1)
    else:
        BuildDurationStr = time.strftime("%H:%M:%S", BuildDuration)
    if MyBuild is not None:
        if not BuildError:
            MyBuild.BuildReport.GenerateReport(BuildDurationStr, LogBuildTime(MyBuild.AutoGenTime), LogBuildTime(MyBuild.MakeTime), LogBuildTime(MyBuild.GenFdsTime))

    EdkLogger.SetLevel(EdkLogger.QUIET)
    EdkLogger.quiet("\n- %s -" % Conclusion)
    EdkLogger.quiet(time.strftime("Build end time: %H:%M:%S, %b.%d %Y", time.localtime()))
    EdkLogger.quiet("Build total time: %s\n" % BuildDurationStr)
    Log_Agent.kill()
    Log_Agent.join()
    return ReturnCode

if __name__ == '__main__':
    try:
        mp.set_start_method('spawn')
    except:
        pass
    r = Main()
    ## 0-127 is a safe return range, and 1 is a standard default error
    if r < 0 or r > 127: r = 1
    sys.exit(r)