aboutsummaryrefslogtreecommitdiff
path: root/common/image.c
blob: 180734838949087c3c571ff409998a8950999827 (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
/*
 * (C) Copyright 2008 Semihalf
 *
 * (C) Copyright 2000-2006
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#ifndef USE_HOSTCC
#include <common.h>
#include <watchdog.h>

#ifdef CONFIG_SHOW_BOOT_PROGRESS
#include <status_led.h>
#endif

#ifdef CONFIG_HAS_DATAFLASH
#include <dataflash.h>
#endif

#ifdef CONFIG_LOGBUFFER
#include <logbuff.h>
#endif

#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
#include <rtc.h>
#endif

#include <image.h>

#if defined(CONFIG_FIT) || defined (CONFIG_OF_LIBFDT)
#include <fdt.h>
#include <libfdt.h>
#include <fdt_support.h>
#endif

#if defined(CONFIG_FIT)
#include <u-boot/md5.h>
#include <sha1.h>

static int fit_check_ramdisk (const void *fit, int os_noffset,
		uint8_t arch, int verify);
#endif

#ifdef CONFIG_CMD_BDI
extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
#endif

DECLARE_GLOBAL_DATA_PTR;

static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
						int verify);
#else
#include "mkimage.h"
#include <u-boot/md5.h>
#include <time.h>
#include <image.h>
#endif /* !USE_HOSTCC*/

typedef struct table_entry {
	int	id;		/* as defined in image.h	*/
	char	*sname;		/* short (input) name		*/
	char	*lname;		/* long (output) name		*/
} table_entry_t;

static table_entry_t uimage_arch[] = {
	{	IH_ARCH_INVALID,	NULL,		"Invalid ARCH",	},
	{	IH_ARCH_ALPHA,		"alpha",	"Alpha",	},
	{	IH_ARCH_ARM,		"arm",		"ARM",		},
	{	IH_ARCH_I386,		"x86",		"Intel x86",	},
	{	IH_ARCH_IA64,		"ia64",		"IA64",		},
	{	IH_ARCH_M68K,		"m68k",		"M68K",		},
	{	IH_ARCH_MICROBLAZE,	"microblaze",	"MicroBlaze",	},
	{	IH_ARCH_MIPS,		"mips",		"MIPS",		},
	{	IH_ARCH_MIPS64,		"mips64",	"MIPS 64 Bit",	},
	{	IH_ARCH_NIOS,		"nios",		"NIOS",		},
	{	IH_ARCH_NIOS2,		"nios2",	"NIOS II",	},
	{	IH_ARCH_PPC,		"powerpc",	"PowerPC",	},
	{	IH_ARCH_PPC,		"ppc",		"PowerPC",	},
	{	IH_ARCH_S390,		"s390",		"IBM S390",	},
	{	IH_ARCH_SH,		"sh",		"SuperH",	},
	{	IH_ARCH_SPARC,		"sparc",	"SPARC",	},
	{	IH_ARCH_SPARC64,	"sparc64",	"SPARC 64 Bit",	},
	{	IH_ARCH_BLACKFIN,	"blackfin",	"Blackfin",	},
	{	IH_ARCH_AVR32,		"avr32",	"AVR32",	},
	{	-1,			"",		"",		},
};

static table_entry_t uimage_os[] = {
	{	IH_OS_INVALID,	NULL,		"Invalid OS",		},
#if defined(CONFIG_ARTOS) || defined(USE_HOSTCC)
	{	IH_OS_ARTOS,	"artos",	"ARTOS",		},
#endif
	{	IH_OS_LINUX,	"linux",	"Linux",		},
#if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
	{	IH_OS_LYNXOS,	"lynxos",	"LynxOS",		},
#endif
	{	IH_OS_NETBSD,	"netbsd",	"NetBSD",		},
	{	IH_OS_RTEMS,	"rtems",	"RTEMS",		},
	{	IH_OS_U_BOOT,	"u-boot",	"U-Boot",		},
#if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
	{	IH_OS_QNX,	"qnx",		"QNX",			},
	{	IH_OS_VXWORKS,	"vxworks",	"VxWorks",		},
#endif
#ifdef USE_HOSTCC
	{	IH_OS_4_4BSD,	"4_4bsd",	"4_4BSD",		},
	{	IH_OS_DELL,	"dell",		"Dell",			},
	{	IH_OS_ESIX,	"esix",		"Esix",			},
	{	IH_OS_FREEBSD,	"freebsd",	"FreeBSD",		},
	{	IH_OS_IRIX,	"irix",		"Irix",			},
	{	IH_OS_NCR,	"ncr",		"NCR",			},
	{	IH_OS_OPENBSD,	"openbsd",	"OpenBSD",		},
	{	IH_OS_PSOS,	"psos",		"pSOS",			},
	{	IH_OS_SCO,	"sco",		"SCO",			},
	{	IH_OS_SOLARIS,	"solaris",	"Solaris",		},
	{	IH_OS_SVR4,	"svr4",		"SVR4",			},
#endif
	{	-1,		"",		"",			},
};

static table_entry_t uimage_type[] = {
	{	IH_TYPE_INVALID,    NULL,	  "Invalid Image",	},
	{	IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",	},
	{	IH_TYPE_FIRMWARE,   "firmware",	  "Firmware",		},
	{	IH_TYPE_KERNEL,	    "kernel",	  "Kernel Image",	},
	{	IH_TYPE_MULTI,	    "multi",	  "Multi-File Image",	},
	{	IH_TYPE_RAMDISK,    "ramdisk",	  "RAMDisk Image",	},
	{	IH_TYPE_SCRIPT,     "script",	  "Script",		},
	{	IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
	{	IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",	},
	{	-1,		    "",		  "",			},
};

static table_entry_t uimage_comp[] = {
	{	IH_COMP_NONE,	"none",		"uncompressed",		},
	{	IH_COMP_BZIP2,	"bzip2",	"bzip2 compressed",	},
	{	IH_COMP_GZIP,	"gzip",		"gzip compressed",	},
	{	-1,		"",		"",			},
};

uint32_t crc32 (uint32_t, const unsigned char *, uint);
uint32_t crc32_wd (uint32_t, const unsigned char *, uint, uint);
static void genimg_print_size (uint32_t size);
#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
static void genimg_print_time (time_t timestamp);
#endif

/*****************************************************************************/
/* Legacy format routines */
/*****************************************************************************/
int image_check_hcrc (image_header_t *hdr)
{
	ulong hcrc;
	ulong len = image_get_header_size ();
	image_header_t header;

	/* Copy header so we can blank CRC field for re-calculation */
	memmove (&header, (char *)hdr, image_get_header_size ());
	image_set_hcrc (&header, 0);

	hcrc = crc32 (0, (unsigned char *)&header, len);

	return (hcrc == image_get_hcrc (hdr));
}

int image_check_dcrc (image_header_t *hdr)
{
	ulong data = image_get_data (hdr);
	ulong len = image_get_data_size (hdr);
	ulong dcrc = crc32_wd (0, (unsigned char *)data, len, CHUNKSZ_CRC32);

	return (dcrc == image_get_dcrc (hdr));
}

void memmove_wd (void *to, void *from, size_t len, ulong chunksz)
{
#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
	while (len > 0) {
		size_t tail = (len > chunksz) ? chunksz : len;
		WATCHDOG_RESET ();
		memmove (to, from, tail);
		to += tail;
		from += tail;
		len -= tail;
	}
#else	/* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
	memmove (to, from, len);
#endif	/* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
}
#endif /* USE_HOSTCC */

/**
 * image_multi_count - get component (sub-image) count
 * @hdr: pointer to the header of the multi component image
 *
 * image_multi_count() returns number of components in a multi
 * component image.
 *
 * Note: no checking of the image type is done, caller must pass
 * a valid multi component image.
 *
 * returns:
 *     number of components
 */
ulong image_multi_count (image_header_t *hdr)
{
	ulong i, count = 0;
	uint32_t *size;

	/* get start of the image payload, which in case of multi
	 * component images that points to a table of component sizes */
	size = (uint32_t *)image_get_data (hdr);

	/* count non empty slots */
	for (i = 0; size[i]; ++i)
		count++;

	return count;
}

/**
 * image_multi_getimg - get component data address and size
 * @hdr: pointer to the header of the multi component image
 * @idx: index of the requested component
 * @data: pointer to a ulong variable, will hold component data address
 * @len: pointer to a ulong variable, will hold component size
 *
 * image_multi_getimg() returns size and data address for the requested
 * component in a multi component image.
 *
 * Note: no checking of the image type is done, caller must pass
 * a valid multi component image.
 *
 * returns:
 *     data address and size of the component, if idx is valid
 *     0 in data and len, if idx is out of range
 */
void image_multi_getimg (image_header_t *hdr, ulong idx,
			ulong *data, ulong *len)
{
	int i;
	uint32_t *size;
	ulong offset, count, img_data;

	/* get number of component */
	count = image_multi_count (hdr);

	/* get start of the image payload, which in case of multi
	 * component images that points to a table of component sizes */
	size = (uint32_t *)image_get_data (hdr);

	/* get address of the proper component data start, which means
	 * skipping sizes table (add 1 for last, null entry) */
	img_data = image_get_data (hdr) + (count + 1) * sizeof (uint32_t);

	if (idx < count) {
		*len = uimage_to_cpu (size[idx]);
		offset = 0;

		/* go over all indices preceding requested component idx */
		for (i = 0; i < idx; i++) {
			/* add up i-th component size, rounding up to 4 bytes */
			offset += (uimage_to_cpu (size[i]) + 3) & ~3 ;
		}

		/* calculate idx-th component data address */
		*data = img_data + offset;
	} else {
		*len = 0;
		*data = 0;
	}
}

static void image_print_type (image_header_t *hdr)
{
	const char *os, *arch, *type, *comp;

	os = genimg_get_os_name (image_get_os (hdr));
	arch = genimg_get_arch_name (image_get_arch (hdr));
	type = genimg_get_type_name (image_get_type (hdr));
	comp = genimg_get_comp_name (image_get_comp (hdr));

	printf ("%s %s %s (%s)\n", arch, os, type, comp);
}

/**
 * image_print_contents - prints out the contents of the legacy format image
 * @hdr: pointer to the legacy format image header
 * @p: pointer to prefix string
 *
 * image_print_contents() formats a multi line legacy image contents description.
 * The routine prints out all header fields followed by the size/offset data
 * for MULTI/SCRIPT images.
 *
 * returns:
 *     no returned results
 */
void image_print_contents (image_header_t *hdr)
{
	const char *p;

#ifdef USE_HOSTCC
	p = "";
#else
	p = "   ";
#endif

	printf ("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name (hdr));
#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
	printf ("%sCreated:      ", p);
	genimg_print_time ((time_t)image_get_time (hdr));
#endif
	printf ("%sImage Type:   ", p);
	image_print_type (hdr);
	printf ("%sData Size:    ", p);
	genimg_print_size (image_get_data_size (hdr));
	printf ("%sLoad Address: %08x\n", p, image_get_load (hdr));
	printf ("%sEntry Point:  %08x\n", p, image_get_ep (hdr));

	if (image_check_type (hdr, IH_TYPE_MULTI) ||
			image_check_type (hdr, IH_TYPE_SCRIPT)) {
		int i;
		ulong data, len;
		ulong count = image_multi_count (hdr);

		printf ("%sContents:\n", p);
		for (i = 0; i < count; i++) {
			image_multi_getimg (hdr, i, &data, &len);

			printf ("%s   Image %d: ", p, i);
			genimg_print_size (len);

			if (image_check_type (hdr, IH_TYPE_SCRIPT) && i > 0) {
				/*
				 * the user may need to know offsets
				 * if planning to do something with
				 * multiple files
				 */
				printf ("%s    Offset = 0x%08lx\n", p, data);
			}
		}
	}
}


#ifndef USE_HOSTCC
/**
 * image_get_ramdisk - get and verify ramdisk image
 * @rd_addr: ramdisk image start address
 * @arch: expected ramdisk architecture
 * @verify: checksum verification flag
 *
 * image_get_ramdisk() returns a pointer to the verified ramdisk image
 * header. Routine receives image start address and expected architecture
 * flag. Verification done covers data and header integrity and os/type/arch
 * fields checking.
 *
 * If dataflash support is enabled routine checks for dataflash addresses
 * and handles required dataflash reads.
 *
 * returns:
 *     pointer to a ramdisk image header, if image was found and valid
 *     otherwise, return NULL
 */
static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
						int verify)
{
	image_header_t *rd_hdr = (image_header_t *)rd_addr;

	if (!image_check_magic (rd_hdr)) {
		puts ("Bad Magic Number\n");
		show_boot_progress (-10);
		return NULL;
	}

	if (!image_check_hcrc (rd_hdr)) {
		puts ("Bad Header Checksum\n");
		show_boot_progress (-11);
		return NULL;
	}

	show_boot_progress (10);
	image_print_contents (rd_hdr);

	if (verify) {
		puts("   Verifying Checksum ... ");
		if (!image_check_dcrc (rd_hdr)) {
			puts ("Bad Data CRC\n");
			show_boot_progress (-12);
			return NULL;
		}
		puts("OK\n");
	}

	show_boot_progress (11);

	if (!image_check_os (rd_hdr, IH_OS_LINUX) ||
	    !image_check_arch (rd_hdr, arch) ||
	    !image_check_type (rd_hdr, IH_TYPE_RAMDISK)) {
		printf ("No Linux %s Ramdisk Image\n",
				genimg_get_arch_name(arch));
		show_boot_progress (-13);
		return NULL;
	}

	return rd_hdr;
}
#endif /* !USE_HOSTCC */

/*****************************************************************************/
/* Shared dual-format routines */
/*****************************************************************************/
#ifndef USE_HOSTCC
int getenv_yesno (char *var)
{
	char *s = getenv (var);
	return (s && (*s == 'n')) ? 0 : 1;
}

ulong getenv_bootm_low(void)
{
	char *s = getenv ("bootm_low");
	if (s) {
		ulong tmp = simple_strtoul (s, NULL, 16);
		return tmp;
	}

#if defined(CFG_SDRAM_BASE)
	return CFG_SDRAM_BASE;
#elif defined(CONFIG_ARM)
	return gd->bd->bi_dram[0].start;
#else
	return 0;
#endif
}

phys_size_t getenv_bootm_size(void)
{
	char *s = getenv ("bootm_size");
	if (s) {
		phys_size_t tmp;
#ifdef CFG_64BIT_STRTOUL
		tmp = (phys_size_t)simple_strtoull (s, NULL, 16);
#else
		tmp = (phys_size_t)simple_strtoul (s, NULL, 16);
#endif
		return tmp;
	}

#if defined(CONFIG_ARM)
	return gd->bd->bi_dram[0].size;
#else
	return gd->bd->bi_memsize;
#endif
}

void memmove_wd (void *to, void *from, size_t len, ulong chunksz)
{
#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
	while (len > 0) {
		size_t tail = (len > chunksz) ? chunksz : len;
		WATCHDOG_RESET ();
		memmove (to, from, tail);
		to += tail;
		from += tail;
		len -= tail;
	}
#else	/* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
	memmove (to, from, len);
#endif	/* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
}
#endif /* !USE_HOSTCC */

static void genimg_print_size (uint32_t size)
{
#ifndef USE_HOSTCC
	printf ("%d Bytes = ", size);
	print_size (size, "\n");
#else
	printf ("%d Bytes = %.2f kB = %.2f MB\n",
			size, (double)size / 1.024e3,
			(double)size / 1.048576e6);
#endif
}

#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
static void genimg_print_time (time_t timestamp)
{
#ifndef USE_HOSTCC
	struct rtc_time tm;

	to_tm (timestamp, &tm);
	printf ("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
			tm.tm_year, tm.tm_mon, tm.tm_mday,
			tm.tm_hour, tm.tm_min, tm.tm_sec);
#else
	printf ("%s", ctime(&timestamp));
#endif
}
#endif /* CONFIG_TIMESTAMP || CONFIG_CMD_DATE || USE_HOSTCC */

/**
 * get_table_entry_name - translate entry id to long name
 * @table: pointer to a translation table for entries of a specific type
 * @msg: message to be returned when translation fails
 * @id: entry id to be translated
 *
 * get_table_entry_name() will go over translation table trying to find
 * entry that matches given id. If matching entry is found, its long
 * name is returned to the caller.
 *
 * returns:
 *     long entry name if translation succeeds
 *     msg otherwise
 */
static char *get_table_entry_name (table_entry_t *table, char *msg, int id)
{
	for (; table->id >= 0; ++table) {
		if (table->id == id)
			return (table->lname);
	}
	return (msg);
}

const char *genimg_get_os_name (uint8_t os)
{
	return (get_table_entry_name (uimage_os, "Unknown OS", os));
}

const char *genimg_get_arch_name (uint8_t arch)
{
	return (get_table_entry_name (uimage_arch, "Unknown Architecture", arch));
}

const char *genimg_get_type_name (uint8_t type)
{
	return (get_table_entry_name (uimage_type, "Unknown Image", type));
}

const char *genimg_get_comp_name (uint8_t comp)
{
	return (get_table_entry_name (uimage_comp, "Unknown Compression", comp));
}

/**
 * get_table_entry_id - translate short entry name to id
 * @table: pointer to a translation table for entries of a specific type
 * @table_name: to be used in case of error
 * @name: entry short name to be translated
 *
 * get_table_entry_id() will go over translation table trying to find
 * entry that matches given short name. If matching entry is found,
 * its id returned to the caller.
 *
 * returns:
 *     entry id if translation succeeds
 *     -1 otherwise
 */
static int get_table_entry_id (table_entry_t *table,
		const char *table_name, const char *name)
{
	table_entry_t *t;
#ifdef USE_HOSTCC
	int first = 1;

	for (t = table; t->id >= 0; ++t) {
		if (t->sname && strcasecmp(t->sname, name) == 0)
			return (t->id);
	}

	fprintf (stderr, "\nInvalid %s Type - valid names are", table_name);
	for (t = table; t->id >= 0; ++t) {
		if (t->sname == NULL)
			continue;
		fprintf (stderr, "%c %s", (first) ? ':' : ',', t->sname);
		first = 0;
	}
	fprintf (stderr, "\n");
#else
	for (t = table; t->id >= 0; ++t) {
		if (t->sname && strcmp(t->sname, name) == 0)
			return (t->id);
	}
	debug ("Invalid %s Type: %s\n", table_name, name);
#endif /* USE_HOSTCC */
	return (-1);
}

int genimg_get_os_id (const char *name)
{
	return (get_table_entry_id (uimage_os, "OS", name));
}

int genimg_get_arch_id (const char *name)
{
	return (get_table_entry_id (uimage_arch, "CPU", name));
}

int genimg_get_type_id (const char *name)
{
	return (get_table_entry_id (uimage_type, "Image", name));
}

int genimg_get_comp_id (const char *name)
{
	return (get_table_entry_id (uimage_comp, "Compression", name));
}

#ifndef USE_HOSTCC
/**
 * genimg_get_format - get image format type
 * @img_addr: image start address
 *
 * genimg_get_format() checks whether provided address points to a valid
 * legacy or FIT image.
 *
 * New uImage format and FDT blob are based on a libfdt. FDT blob
 * may be passed directly or embedded in a FIT image. In both situations
 * genimg_get_format() must be able to dectect libfdt header.
 *
 * returns:
 *     image format type or IMAGE_FORMAT_INVALID if no image is present
 */
int genimg_get_format (void *img_addr)
{
	ulong		format = IMAGE_FORMAT_INVALID;
	image_header_t	*hdr;
#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
	char		*fit_hdr;
#endif

	hdr = (image_header_t *)img_addr;
	if (image_check_magic(hdr))
		format = IMAGE_FORMAT_LEGACY;
#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
	else {
		fit_hdr = (char *)img_addr;
		if (fdt_check_header (fit_hdr) == 0)
			format = IMAGE_FORMAT_FIT;
	}
#endif

	return format;
}

/**
 * genimg_get_image - get image from special storage (if necessary)
 * @img_addr: image start address
 *
 * genimg_get_image() checks if provided image start adddress is located
 * in a dataflash storage. If so, image is moved to a system RAM memory.
 *
 * returns:
 *     image start address after possible relocation from special storage
 */
ulong genimg_get_image (ulong img_addr)
{
	ulong ram_addr = img_addr;

#ifdef CONFIG_HAS_DATAFLASH
	ulong h_size, d_size;

	if (addr_dataflash (img_addr)){
		/* ger RAM address */
		ram_addr = CFG_LOAD_ADDR;

		/* get header size */
		h_size = image_get_header_size ();
#if defined(CONFIG_FIT)
		if (sizeof(struct fdt_header) > h_size)
			h_size = sizeof(struct fdt_header);
#endif

		/* read in header */
		debug ("   Reading image header from dataflash address "
			"%08lx to RAM address %08lx\n", img_addr, ram_addr);

		read_dataflash (img_addr, h_size, (char *)ram_addr);

		/* get data size */
		switch (genimg_get_format ((void *)ram_addr)) {
		case IMAGE_FORMAT_LEGACY:
			d_size = image_get_data_size ((image_header_t *)ram_addr);
			debug ("   Legacy format image found at 0x%08lx, size 0x%08lx\n",
					ram_addr, d_size);
			break;
#if defined(CONFIG_FIT)
		case IMAGE_FORMAT_FIT:
			d_size = fit_get_size ((const void *)ram_addr) - h_size;
			debug ("   FIT/FDT format image found at 0x%08lx, size 0x%08lx\n",
					ram_addr, d_size);
			break;
#endif
		default:
			printf ("   No valid image found at 0x%08lx\n", img_addr);
			return ram_addr;
		}

		/* read in image data */
		debug ("   Reading image remaining data from dataflash address "
			"%08lx to RAM address %08lx\n", img_addr + h_size,
			ram_addr + h_size);

		read_dataflash (img_addr + h_size, d_size,
				(char *)(ram_addr + h_size));

	}
#endif /* CONFIG_HAS_DATAFLASH */

	return ram_addr;
}

/**
 * fit_has_config - check if there is a valid FIT configuration
 * @images: pointer to the bootm command headers structure
 *
 * fit_has_config() checks if there is a FIT configuration in use
 * (if FTI support is present).
 *
 * returns:
 *     0, no FIT support or no configuration found
 *     1, configuration found
 */
int genimg_has_config (bootm_headers_t *images)
{
#if defined(CONFIG_FIT)
	if (images->fit_uname_cfg)
		return 1;
#endif
	return 0;
}

/**
 * boot_get_ramdisk - main ramdisk handling routine
 * @argc: command argument count
 * @argv: command argument list
 * @images: pointer to the bootm images structure
 * @arch: expected ramdisk architecture
 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
 * @rd_end: pointer to a ulong variable, will hold ramdisk end
 *
 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
 * Curently supported are the following ramdisk sources:
 *      - multicomponent kernel/ramdisk image,
 *      - commandline provided address of decicated ramdisk image.
 *
 * returns:
 *     0, if ramdisk image was found and valid, or skiped
 *     rd_start and rd_end are set to ramdisk start/end addresses if
 *     ramdisk image is found and valid
 *
 *     1, if ramdisk image is found but corrupted
 *     rd_start and rd_end are set to 0 if no ramdisk exists
 */
int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
		uint8_t arch, ulong *rd_start, ulong *rd_end)
{
	ulong rd_addr, rd_load;
	ulong rd_data, rd_len;
	image_header_t *rd_hdr;
#if defined(CONFIG_FIT)
	void		*fit_hdr;
	const char	*fit_uname_config = NULL;
	const char	*fit_uname_ramdisk = NULL;
	ulong		default_addr;
	int		rd_noffset;
	int		cfg_noffset;
	const void	*data;
	size_t		size;
#endif

	*rd_start = 0;
	*rd_end = 0;

	/*
	 * Look for a '-' which indicates to ignore the
	 * ramdisk argument
	 */
	if ((argc >= 3) && (strcmp(argv[2], "-") ==  0)) {
		debug ("## Skipping init Ramdisk\n");
		rd_len = rd_data = 0;
	} else if (argc >= 3 || genimg_has_config (images)) {
#if defined(CONFIG_FIT)
		if (argc >= 3) {
			/*
			 * If the init ramdisk comes from the FIT image and
			 * the FIT image address is omitted in the command
			 * line argument, try to use os FIT image address or
			 * default load address.
			 */
			if (images->fit_uname_os)
				default_addr = (ulong)images->fit_hdr_os;
			else
				default_addr = load_addr;

			if (fit_parse_conf (argv[2], default_addr,
						&rd_addr, &fit_uname_config)) {
				debug ("*  ramdisk: config '%s' from image at 0x%08lx\n",
						fit_uname_config, rd_addr);
			} else if (fit_parse_subimage (argv[2], default_addr,
						&rd_addr, &fit_uname_ramdisk)) {
				debug ("*  ramdisk: subimage '%s' from image at 0x%08lx\n",
						fit_uname_ramdisk, rd_addr);
			} else
#endif
			{
				rd_addr = simple_strtoul(argv[2], NULL, 16);
				debug ("*  ramdisk: cmdline image address = 0x%08lx\n",
						rd_addr);
			}
#if defined(CONFIG_FIT)
		} else {
			/* use FIT configuration provided in first bootm
			 * command argument
			 */
			rd_addr = (ulong)images->fit_hdr_os;
			fit_uname_config = images->fit_uname_cfg;
			debug ("*  ramdisk: using config '%s' from image at 0x%08lx\n",
					fit_uname_config, rd_addr);

			/*
			 * Check whether configuration has ramdisk defined,
			 * if not, don't try to use it, quit silently.
			 */
			fit_hdr = (void *)rd_addr;
			cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
			if (cfg_noffset < 0) {
				debug ("*  ramdisk: no such config\n");
				return 1;
			}

			rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset);
			if (rd_noffset < 0) {
				debug ("*  ramdisk: no ramdisk in config\n");
				return 0;
			}
		}
#endif

		/* copy from dataflash if needed */
		rd_addr = genimg_get_image (rd_addr);

		/*
		 * Check if there is an initrd image at the
		 * address provided in the second bootm argument
		 * check image type, for FIT images get FIT node.
		 */
		switch (genimg_get_format ((void *)rd_addr)) {
		case IMAGE_FORMAT_LEGACY:
			printf ("## Loading init Ramdisk from Legacy "
					"Image at %08lx ...\n", rd_addr);

			show_boot_progress (9);
			rd_hdr = image_get_ramdisk (rd_addr, arch,
							images->verify);

			if (rd_hdr == NULL)
				return 1;

			rd_data = image_get_data (rd_hdr);
			rd_len = image_get_data_size (rd_hdr);
			rd_load = image_get_load (rd_hdr);
			break;
#if defined(CONFIG_FIT)
		case IMAGE_FORMAT_FIT:
			fit_hdr = (void *)rd_addr;
			printf ("## Loading init Ramdisk from FIT "
					"Image at %08lx ...\n", rd_addr);

			show_boot_progress (120);
			if (!fit_check_format (fit_hdr)) {
				puts ("Bad FIT ramdisk image format!\n");
				show_boot_progress (-120);
				return 1;
			}
			show_boot_progress (121);

			if (!fit_uname_ramdisk) {
				/*
				 * no ramdisk image node unit name, try to get config
				 * node first. If config unit node name is NULL
				 * fit_conf_get_node() will try to find default config node
				 */
				show_boot_progress (122);
				cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
				if (cfg_noffset < 0) {
					puts ("Could not find configuration node\n");
					show_boot_progress (-122);
					return 1;
				}
				fit_uname_config = fdt_get_name (fit_hdr, cfg_noffset, NULL);
				printf ("   Using '%s' configuration\n", fit_uname_config);

				rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset);
				fit_uname_ramdisk = fit_get_name (fit_hdr, rd_noffset, NULL);
			} else {
				/* get ramdisk component image node offset */
				show_boot_progress (123);
				rd_noffset = fit_image_get_node (fit_hdr, fit_uname_ramdisk);
			}
			if (rd_noffset < 0) {
				puts ("Could not find subimage node\n");
				show_boot_progress (-124);
				return 1;
			}

			printf ("   Trying '%s' ramdisk subimage\n", fit_uname_ramdisk);

			show_boot_progress (125);
			if (!fit_check_ramdisk (fit_hdr, rd_noffset, arch, images->verify))
				return 1;

			/* get ramdisk image data address and length */
			if (fit_image_get_data (fit_hdr, rd_noffset, &data, &size)) {
				puts ("Could not find ramdisk subimage data!\n");
				show_boot_progress (-127);
				return 1;
			}
			show_boot_progress (128);

			rd_data = (ulong)data;
			rd_len = size;

			if (fit_image_get_load (fit_hdr, rd_noffset, &rd_load)) {
				puts ("Can't get ramdisk subimage load address!\n");
				show_boot_progress (-129);
				return 1;
			}
			show_boot_progress (129);

			images->fit_hdr_rd = fit_hdr;
			images->fit_uname_rd = fit_uname_ramdisk;
			images->fit_noffset_rd = rd_noffset;
			break;
#endif
		default:
			puts ("Wrong Ramdisk Image Format\n");
			rd_data = rd_len = rd_load = 0;
		}

#if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO)
		/*
		 * We need to copy the ramdisk to SRAM to let Linux boot
		 */
		if (rd_data) {
			memmove ((void *)rd_load, (uchar *)rd_data, rd_len);
			rd_data = rd_load;
		}
#endif /* CONFIG_B2 || CONFIG_EVB4510 || CONFIG_ARMADILLO */

	} else if (images->legacy_hdr_valid &&
			image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
		/*
		 * Now check if we have a legacy mult-component image,
		 * get second entry data start address and len.
		 */
		show_boot_progress (13);
		printf ("## Loading init Ramdisk from multi component "
				"Legacy Image at %08lx ...\n",
				(ulong)images->legacy_hdr_os);

		image_multi_getimg (images->legacy_hdr_os, 1, &rd_data, &rd_len);
	} else {
		/*
		 * no initrd image
		 */
		show_boot_progress (14);
		rd_len = rd_data = 0;
	}

	if (!rd_data) {
		debug ("## No init Ramdisk\n");
	} else {
		*rd_start = rd_data;
		*rd_end = rd_data + rd_len;
	}
	debug ("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
			*rd_start, *rd_end);

	return 0;
}

#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
/**
 * boot_ramdisk_high - relocate init ramdisk
 * @lmb: pointer to lmb handle, will be used for memory mgmt
 * @rd_data: ramdisk data start address
 * @rd_len: ramdisk data length
 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
 *      start address (after possible relocation)
 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
 *      end address (after possible relocation)
 *
 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environement
 * variable and if requested ramdisk data is moved to a specified location.
 *
 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
 * start/end addresses if ramdisk image start and len were provided,
 * otherwise set initrd_start and initrd_end set to zeros.
 *
 * returns:
 *      0 - success
 *     -1 - failure
 */
int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len,
		  ulong *initrd_start, ulong *initrd_end)
{
	char	*s;
	ulong	initrd_high;
	int	initrd_copy_to_ram = 1;

	if ((s = getenv ("initrd_high")) != NULL) {
		/* a value of "no" or a similar string will act like 0,
		 * turning the "load high" feature off. This is intentional.
		 */
		initrd_high = simple_strtoul (s, NULL, 16);
		if (initrd_high == ~0)
			initrd_copy_to_ram = 0;
	} else {
		/* not set, no restrictions to load high */
		initrd_high = ~0;
	}


#ifdef CONFIG_LOGBUFFER
	/* Prevent initrd from overwriting logbuffer */
	lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
#endif

	debug ("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
			initrd_high, initrd_copy_to_ram);

	if (rd_data) {
		if (!initrd_copy_to_ram) {	/* zero-copy ramdisk support */
			debug ("   in-place initrd\n");
			*initrd_start = rd_data;
			*initrd_end = rd_data + rd_len;
			lmb_reserve(lmb, rd_data, rd_len);
		} else {
			if (initrd_high)
				*initrd_start = (ulong)lmb_alloc_base (lmb, rd_len, 0x1000, initrd_high);
			else
				*initrd_start = (ulong)lmb_alloc (lmb, rd_len, 0x1000);

			if (*initrd_start == 0) {
				puts ("ramdisk - allocation error\n");
				goto error;
			}
			show_boot_progress (12);

			*initrd_end = *initrd_start + rd_len;
			printf ("   Loading Ramdisk to %08lx, end %08lx ... ",
					*initrd_start, *initrd_end);

			memmove_wd ((void *)*initrd_start,
					(void *)rd_data, rd_len, CHUNKSZ);

			puts ("OK\n");
		}
	} else {
		*initrd_start = 0;
		*initrd_end = 0;
	}
	debug ("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
			*initrd_start, *initrd_end);

	return 0;

error:
	return -1;
}

/**
 * boot_get_cmdline - allocate and initialize kernel cmdline
 * @lmb: pointer to lmb handle, will be used for memory mgmt
 * @cmd_start: pointer to a ulong variable, will hold cmdline start
 * @cmd_end: pointer to a ulong variable, will hold cmdline end
 * @bootmap_base: ulong variable, holds offset in physical memory to
 * base of bootmap
 *
 * boot_get_cmdline() allocates space for kernel command line below
 * BOOTMAPSZ + bootmap_base address. If "bootargs" U-boot environemnt
 * variable is present its contents is copied to allocated kernel
 * command line.
 *
 * returns:
 *      0 - success
 *     -1 - failure
 */
int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end,
			ulong bootmap_base)
{
	char *cmdline;
	char *s;

	cmdline = (char *)(ulong)lmb_alloc_base(lmb, CFG_BARGSIZE, 0xf,
					 CFG_BOOTMAPSZ + bootmap_base);

	if (cmdline == NULL)
		return -1;

	if ((s = getenv("bootargs")) == NULL)
		s = "";

	strcpy(cmdline, s);

	*cmd_start = (ulong) & cmdline[0];
	*cmd_end = *cmd_start + strlen(cmdline);

	debug ("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);

	return 0;
}

/**
 * boot_get_kbd - allocate and initialize kernel copy of board info
 * @lmb: pointer to lmb handle, will be used for memory mgmt
 * @kbd: double pointer to board info data
 * @bootmap_base: ulong variable, holds offset in physical memory to
 * base of bootmap
 *
 * boot_get_kbd() allocates space for kernel copy of board info data below
 * BOOTMAPSZ + bootmap_base address and kernel board info is initialized with
 * the current u-boot board info data.
 *
 * returns:
 *      0 - success
 *     -1 - failure
 */
int boot_get_kbd (struct lmb *lmb, bd_t **kbd, ulong bootmap_base)
{
	*kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
				      CFG_BOOTMAPSZ + bootmap_base);
	if (*kbd == NULL)
		return -1;

	**kbd = *(gd->bd);

	debug ("## kernel board info at 0x%08lx\n", (ulong)*kbd);

#if defined(DEBUG) && defined(CONFIG_CMD_BDI)
	do_bdinfo(NULL, 0, 0, NULL);
#endif

	return 0;
}
#endif /* CONFIG_PPC || CONFIG_M68K */
#endif /* !USE_HOSTCC */

#if defined(CONFIG_FIT)
/*****************************************************************************/
/* New uImage format routines */
/*****************************************************************************/
#ifndef USE_HOSTCC
static int fit_parse_spec (const char *spec, char sepc, ulong addr_curr,
		ulong *addr, const char **name)
{
	const char *sep;

	*addr = addr_curr;
	*name = NULL;

	sep = strchr (spec, sepc);
	if (sep) {
		if (sep - spec > 0)
			*addr = simple_strtoul (spec, NULL, 16);

		*name = sep + 1;
		return 1;
	}

	return 0;
}

/**
 * fit_parse_conf - parse FIT configuration spec
 * @spec: input string, containing configuration spec
 * @add_curr: current image address (to be used as a possible default)
 * @addr: pointer to a ulong variable, will hold FIT image address of a given
 * configuration
 * @conf_name double pointer to a char, will hold pointer to a configuration
 * unit name
 *
 * fit_parse_conf() expects configuration spec in the for of [<addr>]#<conf>,
 * where <addr> is a FIT image address that contains configuration
 * with a <conf> unit name.
 *
 * Address part is optional, and if omitted default add_curr will
 * be used instead.
 *
 * returns:
 *     1 if spec is a valid configuration string,
 *     addr and conf_name are set accordingly
 *     0 otherwise
 */
inline int fit_parse_conf (const char *spec, ulong addr_curr,
		ulong *addr, const char **conf_name)
{
	return fit_parse_spec (spec, '#', addr_curr, addr, conf_name);
}

/**
 * fit_parse_subimage - parse FIT subimage spec
 * @spec: input string, containing subimage spec
 * @add_curr: current image address (to be used as a possible default)
 * @addr: pointer to a ulong variable, will hold FIT image address of a given
 * subimage
 * @image_name: double pointer to a char, will hold pointer to a subimage name
 *
 * fit_parse_subimage() expects subimage spec in the for of
 * [<addr>]:<subimage>, where <addr> is a FIT image address that contains
 * subimage with a <subimg> unit name.
 *
 * Address part is optional, and if omitted default add_curr will
 * be used instead.
 *
 * returns:
 *     1 if spec is a valid subimage string,
 *     addr and image_name are set accordingly
 *     0 otherwise
 */
inline int fit_parse_subimage (const char *spec, ulong addr_curr,
		ulong *addr, const char **image_name)
{
	return fit_parse_spec (spec, ':', addr_curr, addr, image_name);
}
#endif /* !USE_HOSTCC */

static void fit_get_debug (const void *fit, int noffset,
		char *prop_name, int err)
{
	debug ("Can't get '%s' property from FIT 0x%08lx, "
		"node: offset %d, name %s (%s)\n",
		prop_name, (ulong)fit, noffset,
		fit_get_name (fit, noffset, NULL),
		fdt_strerror (err));
}

/**
 * fit_print_contents - prints out the contents of the FIT format image
 * @fit: pointer to the FIT format image header
 * @p: pointer to prefix string
 *
 * fit_print_contents() formats a multi line FIT image contents description.
 * The routine prints out FIT image properties (root node level) follwed by
 * the details of each component image.
 *
 * returns:
 *     no returned results
 */
void fit_print_contents (const void *fit)
{
	char *desc;
	char *uname;
	int images_noffset;
	int confs_noffset;
	int noffset;
	int ndepth;
	int count = 0;
	int ret;
	const char *p;
#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
	time_t timestamp;
#endif

#ifdef USE_HOSTCC
	p = "";
#else
	p = "   ";
#endif

	/* Root node properties */
	ret = fit_get_desc (fit, 0, &desc);
	printf ("%sFIT description: ", p);
	if (ret)
		printf ("unavailable\n");
	else
		printf ("%s\n", desc);

#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
	ret = fit_get_timestamp (fit, 0, &timestamp);
	printf ("%sCreated:         ", p);
	if (ret)
		printf ("unavailable\n");
	else
		genimg_print_time (timestamp);
#endif

	/* Find images parent node offset */
	images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
	if (images_noffset < 0) {
		printf ("Can't find images parent node '%s' (%s)\n",
			FIT_IMAGES_PATH, fdt_strerror (images_noffset));
		return;
	}

	/* Process its subnodes, print out component images details */
	for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth);
	     (noffset >= 0) && (ndepth > 0);
	     noffset = fdt_next_node (fit, noffset, &ndepth)) {
		if (ndepth == 1) {
			/*
			 * Direct child node of the images parent node,
			 * i.e. component image node.
			 */
			printf ("%s Image %u (%s)\n", p, count++,
					fit_get_name(fit, noffset, NULL));

			fit_image_print (fit, noffset, p);
		}
	}

	/* Find configurations parent node offset */
	confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH);
	if (confs_noffset < 0) {
		debug ("Can't get configurations parent node '%s' (%s)\n",
			FIT_CONFS_PATH, fdt_strerror (confs_noffset));
		return;
	}

	/* get default configuration unit name from default property */
	uname = (char *)fdt_getprop (fit, noffset, FIT_DEFAULT_PROP, NULL);
	if (uname)
		printf ("%s Default Configuration: '%s'\n", p, uname);

	/* Process its subnodes, print out configurations details */
	for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, confs_noffset, &ndepth);
	     (noffset >= 0) && (ndepth > 0);
	     noffset = fdt_next_node (fit, noffset, &ndepth)) {
		if (ndepth == 1) {
			/*
			 * Direct child node of the configurations parent node,
			 * i.e. configuration node.
			 */
			printf ("%s Configuration %u (%s)\n", p, count++,
					fit_get_name(fit, noffset, NULL));

			fit_conf_print (fit, noffset, p);
		}
	}
}

/**
 * fit_image_print - prints out the FIT component image details
 * @fit: pointer to the FIT format image header
 * @image_noffset: offset of the component image node
 * @p: pointer to prefix string
 *
 * fit_image_print() lists all mandatory properies for the processed component
 * image. If present, hash nodes are printed out as well.
 *
 * returns:
 *     no returned results
 */
void fit_image_print (const void *fit, int image_noffset, const char *p)
{
	char *desc;
	uint8_t type, arch, os, comp;
	size_t size;
	ulong load, entry;
	const void *data;
	int noffset;
	int ndepth;
	int ret;

	/* Mandatory properties */
	ret = fit_get_desc (fit, image_noffset, &desc);
	printf ("%s  Description:  ", p);
	if (ret)
		printf ("unavailable\n");
	else
		printf ("%s\n", desc);

	fit_image_get_type (fit, image_noffset, &type);
	printf ("%s  Type:         %s\n", p, genimg_get_type_name (type));

	fit_image_get_comp (fit, image_noffset, &comp);
	printf ("%s  Compression:  %s\n", p, genimg_get_comp_name (comp));

	ret = fit_image_get_data (fit, image_noffset, &data, &size);

#ifndef USE_HOSTCC
	printf ("%s  Data Start:   ", p);
	if (ret)
		printf ("unavailable\n");
	else
		printf ("0x%08lx\n", (ulong)data);
#endif

	printf ("%s  Data Size:    ", p);
	if (ret)
		printf ("unavailable\n");
	else
		genimg_print_size (size);

	/* Remaining, type dependent properties */
	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
	    (type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) ||
	    (type == IH_TYPE_FLATDT)) {
		fit_image_get_arch (fit, image_noffset, &arch);
		printf ("%s  Architecture: %s\n", p, genimg_get_arch_name (arch));
	}

	if (type == IH_TYPE_KERNEL) {
		fit_image_get_os (fit, image_noffset, &os);
		printf ("%s  OS:           %s\n", p, genimg_get_os_name (os));
	}

	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE)) {
		ret = fit_image_get_load (fit, image_noffset, &load);
		printf ("%s  Load Address: ", p);
		if (ret)
			printf ("unavailable\n");
		else
			printf ("0x%08lx\n", load);

		fit_image_get_entry (fit, image_noffset, &entry);
		printf ("%s  Entry Point:  ", p);
		if (ret)
			printf ("unavailable\n");
		else
			printf ("0x%08lx\n", entry);
	}

	/* Process all hash subnodes of the component image node */
	for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
	     (noffset >= 0) && (ndepth > 0);
	     noffset = fdt_next_node (fit, noffset, &ndepth)) {
		if (ndepth == 1) {
			/* Direct child node of the component image node */
			fit_image_print_hash (fit, noffset, p);
		}
	}
}

/**
 * fit_image_print_hash - prints out the hash node details
 * @fit: pointer to the FIT format image header
 * @noffset: offset of the hash node
 * @p: pointer to prefix string
 *
 * fit_image_print_hash() lists properies for the processed hash node
 *
 * returns:
 *     no returned results
 */
void fit_image_print_hash (const void *fit, int noffset, const char *p)
{
	char *algo;
	uint8_t *value;
	int value_len;
	int i, ret;

	/*
	 * Check subnode name, must be equal to "hash".
	 * Multiple hash nodes require unique unit node
	 * names, e.g. hash@1, hash@2, etc.
	 */
	if (strncmp (fit_get_name(fit, noffset, NULL),
			FIT_HASH_NODENAME,
			strlen(FIT_HASH_NODENAME)) != 0)
		return;

	debug ("%s  Hash node:    '%s'\n", p,
			fit_get_name (fit, noffset, NULL));

	printf ("%s  Hash algo:    ", p);
	if (fit_image_hash_get_algo (fit, noffset, &algo)) {
		printf ("invalid/unsupported\n");
		return;
	}
	printf ("%s\n", algo);

	ret = fit_image_hash_get_value (fit, noffset, &value,
					&value_len);
	printf ("%s  Hash value:   ", p);
	if (ret) {
		printf ("unavailable\n");
	} else {
		for (i = 0; i < value_len; i++)
			printf ("%02x", value[i]);
		printf ("\n");
	}

	debug  ("%s  Hash len:     %d\n", p, value_len);
}

/**
 * fit_get_desc - get node description property
 * @fit: pointer to the FIT format image header
 * @noffset: node offset
 * @desc: double pointer to the char, will hold pointer to the descrption
 *
 * fit_get_desc() reads description property from a given node, if
 * description is found pointer to it is returened in third call argument.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_get_desc (const void *fit, int noffset, char **desc)
{
	int len;

	*desc = (char *)fdt_getprop (fit, noffset, FIT_DESC_PROP, &len);
	if (*desc == NULL) {
		fit_get_debug (fit, noffset, FIT_DESC_PROP, len);
		return -1;
	}

	return 0;
}

/**
 * fit_get_timestamp - get node timestamp property
 * @fit: pointer to the FIT format image header
 * @noffset: node offset
 * @timestamp: pointer to the time_t, will hold read timestamp
 *
 * fit_get_timestamp() reads timestamp poperty from given node, if timestamp
 * is found and has a correct size its value is retured in third call
 * argument.
 *
 * returns:
 *     0, on success
 *     -1, on property read failure
 *     -2, on wrong timestamp size
 */
int fit_get_timestamp (const void *fit, int noffset, time_t *timestamp)
{
	int len;
	const void *data;

	data = fdt_getprop (fit, noffset, FIT_TIMESTAMP_PROP, &len);
	if (data == NULL) {
		fit_get_debug (fit, noffset, FIT_TIMESTAMP_PROP, len);
		return -1;
	}
	if (len != sizeof (uint32_t)) {
		debug ("FIT timestamp with incorrect size of (%u)\n", len);
		return -2;
	}

	*timestamp = uimage_to_cpu (*((uint32_t *)data));
	return 0;
}

/**
 * fit_image_get_node - get node offset for component image of a given unit name
 * @fit: pointer to the FIT format image header
 * @image_uname: component image node unit name
 *
 * fit_image_get_node() finds a component image (withing the '/images'
 * node) of a provided unit name. If image is found its node offset is
 * returned to the caller.
 *
 * returns:
 *     image node offset when found (>=0)
 *     negative number on failure (FDT_ERR_* code)
 */
int fit_image_get_node (const void *fit, const char *image_uname)
{
	int noffset, images_noffset;

	images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
	if (images_noffset < 0) {
		debug ("Can't find images parent node '%s' (%s)\n",
			FIT_IMAGES_PATH, fdt_strerror (images_noffset));
		return images_noffset;
	}

	noffset = fdt_subnode_offset (fit, images_noffset, image_uname);
	if (noffset < 0) {
		debug ("Can't get node offset for image unit name: '%s' (%s)\n",
			image_uname, fdt_strerror (noffset));
	}

	return noffset;
}

/**
 * fit_image_get_os - get os id for a given component image node
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @os: pointer to the uint8_t, will hold os numeric id
 *
 * fit_image_get_os() finds os property in a given component image node.
 * If the property is found, its (string) value is translated to the numeric
 * id which is returned to the caller.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_image_get_os (const void *fit, int noffset, uint8_t *os)
{
	int len;
	const void *data;

	/* Get OS name from property data */
	data = fdt_getprop (fit, noffset, FIT_OS_PROP, &len);
	if (data == NULL) {
		fit_get_debug (fit, noffset, FIT_OS_PROP, len);
		*os = -1;
		return -1;
	}

	/* Translate OS name to id */
	*os = genimg_get_os_id (data);
	return 0;
}

/**
 * fit_image_get_arch - get arch id for a given component image node
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @arch: pointer to the uint8_t, will hold arch numeric id
 *
 * fit_image_get_arch() finds arch property in a given component image node.
 * If the property is found, its (string) value is translated to the numeric
 * id which is returned to the caller.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_image_get_arch (const void *fit, int noffset, uint8_t *arch)
{
	int len;
	const void *data;

	/* Get architecture name from property data */
	data = fdt_getprop (fit, noffset, FIT_ARCH_PROP, &len);
	if (data == NULL) {
		fit_get_debug (fit, noffset, FIT_ARCH_PROP, len);
		*arch = -1;
		return -1;
	}

	/* Translate architecture name to id */
	*arch = genimg_get_arch_id (data);
	return 0;
}

/**
 * fit_image_get_type - get type id for a given component image node
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @type: pointer to the uint8_t, will hold type numeric id
 *
 * fit_image_get_type() finds type property in a given component image node.
 * If the property is found, its (string) value is translated to the numeric
 * id which is returned to the caller.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_image_get_type (const void *fit, int noffset, uint8_t *type)
{
	int len;
	const void *data;

	/* Get image type name from property data */
	data = fdt_getprop (fit, noffset, FIT_TYPE_PROP, &len);
	if (data == NULL) {
		fit_get_debug (fit, noffset, FIT_TYPE_PROP, len);
		*type = -1;
		return -1;
	}

	/* Translate image type name to id */
	*type = genimg_get_type_id (data);
	return 0;
}

/**
 * fit_image_get_comp - get comp id for a given component image node
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @comp: pointer to the uint8_t, will hold comp numeric id
 *
 * fit_image_get_comp() finds comp property in a given component image node.
 * If the property is found, its (string) value is translated to the numeric
 * id which is returned to the caller.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_image_get_comp (const void *fit, int noffset, uint8_t *comp)
{
	int len;
	const void *data;

	/* Get compression name from property data */
	data = fdt_getprop (fit, noffset, FIT_COMP_PROP, &len);
	if (data == NULL) {
		fit_get_debug (fit, noffset, FIT_COMP_PROP, len);
		*comp = -1;
		return -1;
	}

	/* Translate compression name to id */
	*comp = genimg_get_comp_id (data);
	return 0;
}

/**
 * fit_image_get_load - get load address property for a given component image node
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @load: pointer to the uint32_t, will hold load address
 *
 * fit_image_get_load() finds load address property in a given component image node.
 * If the property is found, its value is returned to the caller.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_image_get_load (const void *fit, int noffset, ulong *load)
{
	int len;
	const uint32_t *data;

	data = fdt_getprop (fit, noffset, FIT_LOAD_PROP, &len);
	if (data == NULL) {
		fit_get_debug (fit, noffset, FIT_LOAD_PROP, len);
		return -1;
	}

	*load = uimage_to_cpu (*data);
	return 0;
}

/**
 * fit_image_get_entry - get entry point address property for a given component image node
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @entry: pointer to the uint32_t, will hold entry point address
 *
 * fit_image_get_entry() finds entry point address property in a given component image node.
 * If the property is found, its value is returned to the caller.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_image_get_entry (const void *fit, int noffset, ulong *entry)
{
	int len;
	const uint32_t *data;

	data = fdt_getprop (fit, noffset, FIT_ENTRY_PROP, &len);
	if (data == NULL) {
		fit_get_debug (fit, noffset, FIT_ENTRY_PROP, len);
		return -1;
	}

	*entry = uimage_to_cpu (*data);
	return 0;
}

/**
 * fit_image_get_data - get data property and its size for a given component image node
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @data: double pointer to void, will hold data property's data address
 * @size: pointer to size_t, will hold data property's data size
 *
 * fit_image_get_data() finds data property in a given component image node.
 * If the property is found its data start address and size are returned to
 * the caller.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_image_get_data (const void *fit, int noffset,
		const void **data, size_t *size)
{
	int len;

	*data = fdt_getprop (fit, noffset, FIT_DATA_PROP, &len);
	if (*data == NULL) {
		fit_get_debug (fit, noffset, FIT_DATA_PROP, len);
		*size = 0;
		return -1;
	}

	*size = len;
	return 0;
}

/**
 * fit_image_hash_get_algo - get hash algorithm name
 * @fit: pointer to the FIT format image header
 * @noffset: hash node offset
 * @algo: double pointer to char, will hold pointer to the algorithm name
 *
 * fit_image_hash_get_algo() finds hash algorithm property in a given hash node.
 * If the property is found its data start address is returned to the caller.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_image_hash_get_algo (const void *fit, int noffset, char **algo)
{
	int len;

	*algo = (char *)fdt_getprop (fit, noffset, FIT_ALGO_PROP, &len);
	if (*algo == NULL) {
		fit_get_debug (fit, noffset, FIT_ALGO_PROP, len);
		return -1;
	}

	return 0;
}

/**
 * fit_image_hash_get_value - get hash value and length
 * @fit: pointer to the FIT format image header
 * @noffset: hash node offset
 * @value: double pointer to uint8_t, will hold address of a hash value data
 * @value_len: pointer to an int, will hold hash data length
 *
 * fit_image_hash_get_value() finds hash value property in a given hash node.
 * If the property is found its data start address and size are returned to
 * the caller.
 *
 * returns:
 *     0, on success
 *     -1, on failure
 */
int fit_image_hash_get_value (const void *fit, int noffset, uint8_t **value,
				int *value_len)
{
	int len;

	*value = (uint8_t *)fdt_getprop (fit, noffset, FIT_VALUE_PROP, &len);
	if (*value == NULL) {
		fit_get_debug (fit, noffset, FIT_VALUE_PROP, len);
		*value_len = 0;
		return -1;
	}

	*value_len = len;
	return 0;
}

/**
 * fit_set_timestamp - set node timestamp property
 * @fit: pointer to the FIT format image header
 * @noffset: node offset
 * @timestamp: timestamp value to be set
 *
 * fit_set_timestamp() attempts to set timestamp property in the requested
 * node and returns operation status to the caller.
 *
 * returns:
 *     0, on success
 *     -1, on property read failure
 */
int fit_set_timestamp (void *fit, int noffset, time_t timestamp)
{
	uint32_t t;
	int ret;

	t = cpu_to_uimage (timestamp);
	ret = fdt_setprop (fit, noffset, FIT_TIMESTAMP_PROP, &t,
				sizeof (uint32_t));
	if (ret) {
		printf ("Can't set '%s' property for '%s' node (%s)\n",
			FIT_TIMESTAMP_PROP, fit_get_name (fit, noffset, NULL),
			fdt_strerror (ret));
		return -1;
	}

	return 0;
}

/**
 * calculate_hash - calculate and return hash for provided input data
 * @data: pointer to the input data
 * @data_len: data length
 * @algo: requested hash algorithm
 * @value: pointer to the char, will hold hash value data (caller must
 * allocate enough free space)
 * value_len: length of the calculated hash
 *
 * calculate_hash() computes input data hash according to the requested algorithm.
 * Resulting hash value is placed in caller provided 'value' buffer, length
 * of the calculated hash is returned via value_len pointer argument.
 *
 * returns:
 *     0, on success
 *    -1, when algo is unsupported
 */
static int calculate_hash (const void *data, int data_len, const char *algo,
			uint8_t *value, int *value_len)
{
	if (strcmp (algo, "crc32") == 0 ) {
		*((uint32_t *)value) = crc32_wd (0, data, data_len,
							CHUNKSZ_CRC32);
		*((uint32_t *)value) = cpu_to_uimage (*((uint32_t *)value));
		*value_len = 4;
	} else if (strcmp (algo, "sha1") == 0 ) {
		sha1_csum_wd ((unsigned char *) data, data_len,
				(unsigned char *) value, CHUNKSZ_SHA1);
		*value_len = 20;
	} else if (strcmp (algo, "md5") == 0 ) {
		md5_wd ((unsigned char *)data, data_len, value, CHUNKSZ_MD5);
		*value_len = 16;
	} else {
		debug ("Unsupported hash alogrithm\n");
		return -1;
	}
	return 0;
}

#ifdef USE_HOSTCC
/**
 * fit_set_hashes - process FIT component image nodes and calculate hashes
 * @fit: pointer to the FIT format image header
 *
 * fit_set_hashes() adds hash values for all component images in the FIT blob.
 * Hashes are calculated for all component images which have hash subnodes
 * with algorithm property set to one of the supported hash algorithms.
 *
 * returns
 *     0, on success
 *     libfdt error code, on failure
 */
int fit_set_hashes (void *fit)
{
	int images_noffset;
	int noffset;
	int ndepth;
	int ret;

	/* Find images parent node offset */
	images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
	if (images_noffset < 0) {
		printf ("Can't find images parent node '%s' (%s)\n",
			FIT_IMAGES_PATH, fdt_strerror (images_noffset));
		return images_noffset;
	}

	/* Process its subnodes, print out component images details */
	for (ndepth = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth);
	     (noffset >= 0) && (ndepth > 0);
	     noffset = fdt_next_node (fit, noffset, &ndepth)) {
		if (ndepth == 1) {
			/*
			 * Direct child node of the images parent node,
			 * i.e. component image node.
			 */
			ret = fit_image_set_hashes (fit, noffset);
			if (ret)
				return ret;
		}
	}

	return 0;
}

/**
 * fit_image_set_hashes - calculate/set hashes for given component image node
 * @fit: pointer to the FIT format image header
 * @image_noffset: requested component image node
 *
 * fit_image_set_hashes() adds hash values for an component image node. All
 * existing hash subnodes are checked, if algorithm property is set to one of
 * the supported hash algorithms, hash value is computed and corresponding
 * hash node property is set, for example:
 *
 * Input component image node structure:
 *
 * o image@1 (at image_noffset)
 *   | - data = [binary data]
 *   o hash@1
 *     |- algo = "sha1"
 *
 * Output component image node structure:
 *
 * o image@1 (at image_noffset)
 *   | - data = [binary data]
 *   o hash@1
 *     |- algo = "sha1"
 *     |- value = sha1(data)
 *
 * returns:
 *     0 on sucess
 *    <0 on failure
 */
int fit_image_set_hashes (void *fit, int image_noffset)
{
	const void *data;
	size_t size;
	char *algo;
	uint8_t value[FIT_MAX_HASH_LEN];
	int value_len;
	int noffset;
	int ndepth;

	/* Get image data and data length */
	if (fit_image_get_data (fit, image_noffset, &data, &size)) {
		printf ("Can't get image data/size\n");
		return -1;
	}

	/* Process all hash subnodes of the component image node */
	for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
	     (noffset >= 0) && (ndepth > 0);
	     noffset = fdt_next_node (fit, noffset, &ndepth)) {
		if (ndepth == 1) {
			/* Direct child node of the component image node */

			/*
			 * Check subnode name, must be equal to "hash".
			 * Multiple hash nodes require unique unit node
			 * names, e.g. hash@1, hash@2, etc.
			 */
			if (strncmp (fit_get_name(fit, noffset, NULL),
						FIT_HASH_NODENAME,
						strlen(FIT_HASH_NODENAME)) != 0) {
				/* Not a hash subnode, skip it */
				continue;
			}

			if (fit_image_hash_get_algo (fit, noffset, &algo)) {
				printf ("Can't get hash algo property for "
					"'%s' hash node in '%s' image node\n",
					fit_get_name (fit, noffset, NULL),
					fit_get_name (fit, image_noffset, NULL));
				return -1;
			}

			if (calculate_hash (data, size, algo, value, &value_len)) {
				printf ("Unsupported hash algorithm (%s) for "
					"'%s' hash node in '%s' image node\n",
					algo, fit_get_name (fit, noffset, NULL),
					fit_get_name (fit, image_noffset, NULL));
				return -1;
			}

			if (fit_image_hash_set_value (fit, noffset, value,
							value_len)) {
				printf ("Can't set hash value for "
					"'%s' hash node in '%s' image node\n",
					fit_get_name (fit, noffset, NULL),
					fit_get_name (fit, image_noffset, NULL));
				return -1;
			}
		}
	}

	return 0;
}

/**
 * fit_image_hash_set_value - set hash value in requested has node
 * @fit: pointer to the FIT format image header
 * @noffset: hash node offset
 * @value: hash value to be set
 * @value_len: hash value length
 *
 * fit_image_hash_set_value() attempts to set hash value in a node at offset
 * given and returns operation status to the caller.
 *
 * returns
 *     0, on success
 *     -1, on failure
 */
int fit_image_hash_set_value (void *fit, int noffset, uint8_t *value,
				int value_len)
{
	int ret;

	ret = fdt_setprop (fit, noffset, FIT_VALUE_PROP, value, value_len);
	if (ret) {
		printf ("Can't set hash '%s' property for '%s' node (%s)\n",
			FIT_VALUE_PROP, fit_get_name (fit, noffset, NULL),
			fdt_strerror (ret));
		return -1;
	}

	return 0;
}
#endif /* USE_HOSTCC */

/**
 * fit_image_check_hashes - verify data intergity
 * @fit: pointer to the FIT format image header
 * @image_noffset: component image node offset
 *
 * fit_image_check_hashes() goes over component image hash nodes,
 * re-calculates each data hash and compares with the value stored in hash
 * node.
 *
 * returns:
 *     1, if all hashes are valid
 *     0, otherwise (or on error)
 */
int fit_image_check_hashes (const void *fit, int image_noffset)
{
	const void	*data;
	size_t		size;
	char		*algo;
	uint8_t		*fit_value;
	int		fit_value_len;
	uint8_t		value[FIT_MAX_HASH_LEN];
	int		value_len;
	int		noffset;
	int		ndepth;
	char		*err_msg = "";

	/* Get image data and data length */
	if (fit_image_get_data (fit, image_noffset, &data, &size)) {
		printf ("Can't get image data/size\n");
		return 0;
	}

	/* Process all hash subnodes of the component image node */
	for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
	     (noffset >= 0) && (ndepth > 0);
	     noffset = fdt_next_node (fit, noffset, &ndepth)) {
		if (ndepth == 1) {
			/* Direct child node of the component image node */

			/*
			 * Check subnode name, must be equal to "hash".
			 * Multiple hash nodes require unique unit node
			 * names, e.g. hash@1, hash@2, etc.
			 */
			if (strncmp (fit_get_name(fit, noffset, NULL),
					FIT_HASH_NODENAME,
					strlen(FIT_HASH_NODENAME)) != 0)
				continue;

			if (fit_image_hash_get_algo (fit, noffset, &algo)) {
				err_msg = "Can't get hash algo property";
				goto error;
			}
			printf ("%s", algo);

			if (fit_image_hash_get_value (fit, noffset, &fit_value,
							&fit_value_len)) {
				err_msg = "Can't get hash value property";
				goto error;
			}

			if (calculate_hash (data, size, algo, value, &value_len)) {
				err_msg = "Unsupported hash algorithm";
				goto error;
			}

			if (value_len != fit_value_len) {
				err_msg = "Bad hash value len";
				goto error;
			} else if (memcmp (value, fit_value, value_len) != 0) {
				err_msg = "Bad hash value";
				goto error;
			}
			printf ("+ ");
		}
	}

	return 1;

error:
	printf ("%s for '%s' hash node in '%s' image node\n",
			err_msg, fit_get_name (fit, noffset, NULL),
			fit_get_name (fit, image_noffset, NULL));
	return 0;
}

/**
 * fit_image_check_os - check whether image node is of a given os type
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @os: requested image os
 *
 * fit_image_check_os() reads image os property and compares its numeric
 * id with the requested os. Comparison result is returned to the caller.
 *
 * returns:
 *     1 if image is of given os type
 *     0 otherwise (or on error)
 */
int fit_image_check_os (const void *fit, int noffset, uint8_t os)
{
	uint8_t image_os;

	if (fit_image_get_os (fit, noffset, &image_os))
		return 0;
	return (os == image_os);
}

/**
 * fit_image_check_arch - check whether image node is of a given arch
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @arch: requested imagearch
 *
 * fit_image_check_arch() reads image arch property and compares its numeric
 * id with the requested arch. Comparison result is returned to the caller.
 *
 * returns:
 *     1 if image is of given arch
 *     0 otherwise (or on error)
 */
int fit_image_check_arch (const void *fit, int noffset, uint8_t arch)
{
	uint8_t image_arch;

	if (fit_image_get_arch (fit, noffset, &image_arch))
		return 0;
	return (arch == image_arch);
}

/**
 * fit_image_check_type - check whether image node is of a given type
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @type: requested image type
 *
 * fit_image_check_type() reads image type property and compares its numeric
 * id with the requested type. Comparison result is returned to the caller.
 *
 * returns:
 *     1 if image is of given type
 *     0 otherwise (or on error)
 */
int fit_image_check_type (const void *fit, int noffset, uint8_t type)
{
	uint8_t image_type;

	if (fit_image_get_type (fit, noffset, &image_type))
		return 0;
	return (type == image_type);
}

/**
 * fit_image_check_comp - check whether image node uses given compression
 * @fit: pointer to the FIT format image header
 * @noffset: component image node offset
 * @comp: requested image compression type
 *
 * fit_image_check_comp() reads image compression property and compares its
 * numeric id with the requested compression type. Comparison result is
 * returned to the caller.
 *
 * returns:
 *     1 if image uses requested compression
 *     0 otherwise (or on error)
 */
int fit_image_check_comp (const void *fit, int noffset, uint8_t comp)
{
	uint8_t image_comp;

	if (fit_image_get_comp (fit, noffset, &image_comp))
		return 0;
	return (comp == image_comp);
}

/**
 * fit_check_format - sanity check FIT image format
 * @fit: pointer to the FIT format image header
 *
 * fit_check_format() runs a basic sanity FIT image verification.
 * Routine checks for mandatory properties, nodes, etc.
 *
 * returns:
 *     1, on success
 *     0, on failure
 */
int fit_check_format (const void *fit)
{
	/* mandatory / node 'description' property */
	if (fdt_getprop (fit, 0, FIT_DESC_PROP, NULL) == NULL) {
		debug ("Wrong FIT format: no description\n");
		return 0;
	}

#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
	/* mandatory / node 'timestamp' property */
	if (fdt_getprop (fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) {
		debug ("Wrong FIT format: no description\n");
		return 0;
	}
#endif

	/* mandatory subimages parent '/images' node */
	if (fdt_path_offset (fit, FIT_IMAGES_PATH) < 0) {
		debug ("Wrong FIT format: no images parent node\n");
		return 0;
	}

	return 1;
}

/**
 * fit_conf_get_node - get node offset for configuration of a given unit name
 * @fit: pointer to the FIT format image header
 * @conf_uname: configuration node unit name
 *
 * fit_conf_get_node() finds a configuration (withing the '/configurations'
 * parant node) of a provided unit name. If configuration is found its node offset
 * is returned to the caller.
 *
 * When NULL is provided in second argument fit_conf_get_node() will search
 * for a default configuration node instead. Default configuration node unit name
 * is retrived from FIT_DEFAULT_PROP property of the '/configurations' node.
 *
 * returns:
 *     configuration node offset when found (>=0)
 *     negative number on failure (FDT_ERR_* code)
 */
int fit_conf_get_node (const void *fit, const char *conf_uname)
{
	int noffset, confs_noffset;
	int len;

	confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH);
	if (confs_noffset < 0) {
		debug ("Can't find configurations parent node '%s' (%s)\n",
			FIT_CONFS_PATH, fdt_strerror (confs_noffset));
		return confs_noffset;
	}

	if (conf_uname == NULL) {
		/* get configuration unit name from the default property */
		debug ("No configuration specified, trying default...\n");
		conf_uname = (char *)fdt_getprop (fit, confs_noffset, FIT_DEFAULT_PROP, &len);
		if (conf_uname == NULL) {
			fit_get_debug (fit, confs_noffset, FIT_DEFAULT_PROP, len);
			return len;
		}
		debug ("Found default configuration: '%s'\n", conf_uname);
	}

	noffset = fdt_subnode_offset (fit, confs_noffset, conf_uname);
	if (noffset < 0) {
		debug ("Can't get node offset for configuration unit name: '%s' (%s)\n",
			conf_uname, fdt_strerror (noffset));
	}

	return noffset;
}

static int __fit_conf_get_prop_node (const void *fit, int noffset,
		const char *prop_name)
{
	char *uname;
	int len;

	/* get kernel image unit name from configuration kernel property */
	uname = (char *)fdt_getprop (fit, noffset, prop_name, &len);
	if (uname == NULL)
		return len;

	return fit_image_get_node (fit, uname);
}

/**
 * fit_conf_get_kernel_node - get kernel image node offset that corresponds to
 * a given configuration
 * @fit: pointer to the FIT format image header
 * @noffset: configuration node offset
 *
 * fit_conf_get_kernel_node() retrives kernel image node unit name from
 * configuration FIT_KERNEL_PROP property and translates it to the node
 * offset.
 *
 * returns:
 *     image node offset when found (>=0)
 *     negative number on failure (FDT_ERR_* code)
 */
int fit_conf_get_kernel_node (const void *fit, int noffset)
{
	return __fit_conf_get_prop_node (fit, noffset, FIT_KERNEL_PROP);
}

/**
 * fit_conf_get_ramdisk_node - get ramdisk image node offset that corresponds to
 * a given configuration
 * @fit: pointer to the FIT format image header
 * @noffset: configuration node offset
 *
 * fit_conf_get_ramdisk_node() retrives ramdisk image node unit name from
 * configuration FIT_KERNEL_PROP property and translates it to the node
 * offset.
 *
 * returns:
 *     image node offset when found (>=0)
 *     negative number on failure (FDT_ERR_* code)
 */
int fit_conf_get_ramdisk_node (const void *fit, int noffset)
{
	return __fit_conf_get_prop_node (fit, noffset, FIT_RAMDISK_PROP);
}

/**
 * fit_conf_get_fdt_node - get fdt image node offset that corresponds to
 * a given configuration
 * @fit: pointer to the FIT format image header
 * @noffset: configuration node offset
 *
 * fit_conf_get_fdt_node() retrives fdt image node unit name from
 * configuration FIT_KERNEL_PROP property and translates it to the node
 * offset.
 *
 * returns:
 *     image node offset when found (>=0)
 *     negative number on failure (FDT_ERR_* code)
 */
int fit_conf_get_fdt_node (const void *fit, int noffset)
{
	return __fit_conf_get_prop_node (fit, noffset, FIT_FDT_PROP);
}

/**
 * fit_conf_print - prints out the FIT configuration details
 * @fit: pointer to the FIT format image header
 * @noffset: offset of the configuration node
 * @p: pointer to prefix string
 *
 * fit_conf_print() lists all mandatory properies for the processed
 * configuration node.
 *
 * returns:
 *     no returned results
 */
void fit_conf_print (const void *fit, int noffset, const char *p)
{
	char *desc;
	char *uname;
	int ret;

	/* Mandatory properties */
	ret = fit_get_desc (fit, noffset, &desc);
	printf ("%s  Description:  ", p);
	if (ret)
		printf ("unavailable\n");
	else
		printf ("%s\n", desc);

	uname = (char *)fdt_getprop (fit, noffset, FIT_KERNEL_PROP, NULL);
	printf ("%s  Kernel:       ", p);
	if (uname == NULL)
		printf ("unavailable\n");
	else
		printf ("%s\n", uname);

	/* Optional properties */
	uname = (char *)fdt_getprop (fit, noffset, FIT_RAMDISK_PROP, NULL);
	if (uname)
		printf ("%s  Init Ramdisk: %s\n", p, uname);

	uname = (char *)fdt_getprop (fit, noffset, FIT_FDT_PROP, NULL);
	if (uname)
		printf ("%s  FDT:          %s\n", p, uname);
}

/**
 * fit_check_ramdisk - verify FIT format ramdisk subimage
 * @fit_hdr: pointer to the FIT ramdisk header
 * @rd_noffset: ramdisk subimage node offset within FIT image
 * @arch: requested ramdisk image architecture type
 * @verify: data CRC verification flag
 *
 * fit_check_ramdisk() verifies integrity of the ramdisk subimage and from
 * specified FIT image.
 *
 * returns:
 *     1, on success
 *     0, on failure
 */
#ifndef USE_HOSTCC
static int fit_check_ramdisk (const void *fit, int rd_noffset, uint8_t arch, int verify)
{
	fit_image_print (fit, rd_noffset, "   ");

	if (verify) {
		puts ("   Verifying Hash Integrity ... ");
		if (!fit_image_check_hashes (fit, rd_noffset)) {
			puts ("Bad Data Hash\n");
			show_boot_progress (-125);
			return 0;
		}
		puts ("OK\n");
	}

	show_boot_progress (126);
	if (!fit_image_check_os (fit, rd_noffset, IH_OS_LINUX) ||
	    !fit_image_check_arch (fit, rd_noffset, arch) ||
	    !fit_image_check_type (fit, rd_noffset, IH_TYPE_RAMDISK)) {
		printf ("No Linux %s Ramdisk Image\n",
				genimg_get_arch_name(arch));
		show_boot_progress (-126);
		return 0;
	}

	show_boot_progress (127);
	return 1;
}
#endif /* USE_HOSTCC */
#endif /* CONFIG_FIT */