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Marian Balakowiczb97a2a02008-01-08 18:14:09 +01001/*
2 * (C) Copyright 2008 Semihalf
3 *
4 * (C) Copyright 2000-2006
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 *
7 * See file CREDITS for list of people who contributed to this
8 * project.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 * MA 02111-1307 USA
24 */
Marian Balakowiczceaed2b2008-01-31 13:57:17 +010025
Marian Balakowiczb97a2a02008-01-08 18:14:09 +010026#ifndef USE_HOSTCC
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +010027#include <common.h>
28#include <watchdog.h>
29
30#ifdef CONFIG_SHOW_BOOT_PROGRESS
31#include <status_led.h>
32#endif
33
34#ifdef CONFIG_HAS_DATAFLASH
35#include <dataflash.h>
36#endif
37
Marian Balakowicz95d449a2008-05-13 15:53:29 +020038#ifdef CONFIG_LOGBUFFER
39#include <logbuff.h>
40#endif
41
Marian Balakowicz2242f532008-02-21 17:27:41 +010042#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
43#include <rtc.h>
44#endif
45
Marian Balakowicz5dfb5212008-02-29 21:24:06 +010046#include <image.h>
47
Marian Balakowiczc8779642008-03-12 10:12:37 +010048#if defined(CONFIG_FIT) || defined (CONFIG_OF_LIBFDT)
Marian Balakowiczfff888a12008-02-21 17:20:19 +010049#include <fdt.h>
50#include <libfdt.h>
51#include <fdt_support.h>
Marian Balakowiczc8779642008-03-12 10:12:37 +010052#endif
53
54#if defined(CONFIG_FIT)
Andy Fleming20a14a42008-04-02 16:19:07 -050055#include <u-boot/md5.h>
Marian Balakowicz5dfb5212008-02-29 21:24:06 +010056#include <sha1.h>
Marian Balakowiczc8779642008-03-12 10:12:37 +010057
58static int fit_check_ramdisk (const void *fit, int os_noffset,
59 uint8_t arch, int verify);
Marian Balakowiczfff888a12008-02-21 17:20:19 +010060#endif
61
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +010062#ifdef CONFIG_CMD_BDI
63extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
64#endif
65
66DECLARE_GLOBAL_DATA_PTR;
Marian Balakowicz8a5ea3e2008-02-27 11:01:04 +010067
Wolfgang Denk3a2003f2009-08-19 11:42:56 +020068static const image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
Marian Balakowiczd985c842008-03-12 10:14:38 +010069 int verify);
Marian Balakowiczb97a2a02008-01-08 18:14:09 +010070#else
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +010071#include "mkimage.h"
Andy Fleming20a14a42008-04-02 16:19:07 -050072#include <u-boot/md5.h>
Marian Balakowicz5dfb5212008-02-29 21:24:06 +010073#include <time.h>
Marian Balakowiczb97a2a02008-01-08 18:14:09 +010074#include <image.h>
Marian Balakowicz5dfb5212008-02-29 21:24:06 +010075#endif /* !USE_HOSTCC*/
Marian Balakowiczb97a2a02008-01-08 18:14:09 +010076
Marian Balakowicz570abb02008-02-29 15:59:59 +010077static table_entry_t uimage_arch[] = {
78 { IH_ARCH_INVALID, NULL, "Invalid ARCH", },
79 { IH_ARCH_ALPHA, "alpha", "Alpha", },
80 { IH_ARCH_ARM, "arm", "ARM", },
81 { IH_ARCH_I386, "x86", "Intel x86", },
82 { IH_ARCH_IA64, "ia64", "IA64", },
83 { IH_ARCH_M68K, "m68k", "M68K", },
84 { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", },
85 { IH_ARCH_MIPS, "mips", "MIPS", },
86 { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", },
87 { IH_ARCH_NIOS, "nios", "NIOS", },
88 { IH_ARCH_NIOS2, "nios2", "NIOS II", },
Grant Ericksone419e122008-05-04 16:45:01 -070089 { IH_ARCH_PPC, "powerpc", "PowerPC", },
Marian Balakowicz570abb02008-02-29 15:59:59 +010090 { IH_ARCH_PPC, "ppc", "PowerPC", },
91 { IH_ARCH_S390, "s390", "IBM S390", },
92 { IH_ARCH_SH, "sh", "SuperH", },
93 { IH_ARCH_SPARC, "sparc", "SPARC", },
94 { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", },
95 { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", },
96 { IH_ARCH_AVR32, "avr32", "AVR32", },
97 { -1, "", "", },
98};
99
100static table_entry_t uimage_os[] = {
101 { IH_OS_INVALID, NULL, "Invalid OS", },
Marian Balakowicz570abb02008-02-29 15:59:59 +0100102 { IH_OS_LINUX, "linux", "Linux", },
103#if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
104 { IH_OS_LYNXOS, "lynxos", "LynxOS", },
105#endif
106 { IH_OS_NETBSD, "netbsd", "NetBSD", },
107 { IH_OS_RTEMS, "rtems", "RTEMS", },
108 { IH_OS_U_BOOT, "u-boot", "U-Boot", },
109#if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
110 { IH_OS_QNX, "qnx", "QNX", },
111 { IH_OS_VXWORKS, "vxworks", "VxWorks", },
112#endif
Peter Tyserf5ed9e32008-09-08 14:56:49 -0500113#if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
114 { IH_OS_INTEGRITY,"integrity", "INTEGRITY", },
115#endif
Marian Balakowicz570abb02008-02-29 15:59:59 +0100116#ifdef USE_HOSTCC
117 { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", },
118 { IH_OS_DELL, "dell", "Dell", },
119 { IH_OS_ESIX, "esix", "Esix", },
120 { IH_OS_FREEBSD, "freebsd", "FreeBSD", },
121 { IH_OS_IRIX, "irix", "Irix", },
122 { IH_OS_NCR, "ncr", "NCR", },
123 { IH_OS_OPENBSD, "openbsd", "OpenBSD", },
124 { IH_OS_PSOS, "psos", "pSOS", },
125 { IH_OS_SCO, "sco", "SCO", },
126 { IH_OS_SOLARIS, "solaris", "Solaris", },
127 { IH_OS_SVR4, "svr4", "SVR4", },
128#endif
129 { -1, "", "", },
130};
131
132static table_entry_t uimage_type[] = {
133 { IH_TYPE_INVALID, NULL, "Invalid Image", },
134 { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", },
135 { IH_TYPE_FIRMWARE, "firmware", "Firmware", },
136 { IH_TYPE_KERNEL, "kernel", "Kernel Image", },
137 { IH_TYPE_MULTI, "multi", "Multi-File Image", },
138 { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", },
139 { IH_TYPE_SCRIPT, "script", "Script", },
140 { IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
141 { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", },
Prafulla Wadaskaraa0c7a82009-09-07 15:05:02 +0530142 { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",},
Stefano Babic8edcde52010-01-20 18:19:10 +0100143 { IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",},
Marian Balakowicz570abb02008-02-29 15:59:59 +0100144 { -1, "", "", },
145};
146
147static table_entry_t uimage_comp[] = {
148 { IH_COMP_NONE, "none", "uncompressed", },
149 { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
150 { IH_COMP_GZIP, "gzip", "gzip compressed", },
Luigi 'Comio' Mantellinifc9c1722008-09-08 02:46:13 +0200151 { IH_COMP_LZMA, "lzma", "lzma compressed", },
Peter Korsgaard20dde482009-11-19 11:37:51 +0100152 { IH_COMP_LZO, "lzo", "lzo compressed", },
Marian Balakowicz570abb02008-02-29 15:59:59 +0100153 { -1, "", "", },
154};
155
Mike Frysinger89cdab72008-03-31 11:02:01 -0400156uint32_t crc32 (uint32_t, const unsigned char *, uint);
Bartlomiej Sieka75903782008-04-25 13:54:02 +0200157uint32_t crc32_wd (uint32_t, const unsigned char *, uint, uint);
Marian Balakowicz570abb02008-02-29 15:59:59 +0100158#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
159static void genimg_print_time (time_t timestamp);
160#endif
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100161
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100162/*****************************************************************************/
163/* Legacy format routines */
164/*****************************************************************************/
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200165int image_check_hcrc (const image_header_t *hdr)
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100166{
167 ulong hcrc;
168 ulong len = image_get_header_size ();
169 image_header_t header;
170
171 /* Copy header so we can blank CRC field for re-calculation */
172 memmove (&header, (char *)hdr, image_get_header_size ());
173 image_set_hcrc (&header, 0);
174
175 hcrc = crc32 (0, (unsigned char *)&header, len);
176
177 return (hcrc == image_get_hcrc (hdr));
178}
179
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200180int image_check_dcrc (const image_header_t *hdr)
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100181{
182 ulong data = image_get_data (hdr);
183 ulong len = image_get_data_size (hdr);
Bartlomiej Sieka75903782008-04-25 13:54:02 +0200184 ulong dcrc = crc32_wd (0, (unsigned char *)data, len, CHUNKSZ_CRC32);
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100185
186 return (dcrc == image_get_dcrc (hdr));
187}
188
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100189/**
190 * image_multi_count - get component (sub-image) count
191 * @hdr: pointer to the header of the multi component image
192 *
193 * image_multi_count() returns number of components in a multi
194 * component image.
195 *
196 * Note: no checking of the image type is done, caller must pass
197 * a valid multi component image.
198 *
199 * returns:
200 * number of components
201 */
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200202ulong image_multi_count (const image_header_t *hdr)
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100203{
204 ulong i, count = 0;
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100205 uint32_t *size;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100206
207 /* get start of the image payload, which in case of multi
208 * component images that points to a table of component sizes */
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100209 size = (uint32_t *)image_get_data (hdr);
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100210
211 /* count non empty slots */
212 for (i = 0; size[i]; ++i)
213 count++;
214
215 return count;
216}
217
218/**
219 * image_multi_getimg - get component data address and size
220 * @hdr: pointer to the header of the multi component image
221 * @idx: index of the requested component
222 * @data: pointer to a ulong variable, will hold component data address
223 * @len: pointer to a ulong variable, will hold component size
224 *
225 * image_multi_getimg() returns size and data address for the requested
226 * component in a multi component image.
227 *
228 * Note: no checking of the image type is done, caller must pass
229 * a valid multi component image.
230 *
231 * returns:
232 * data address and size of the component, if idx is valid
233 * 0 in data and len, if idx is out of range
234 */
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200235void image_multi_getimg (const image_header_t *hdr, ulong idx,
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100236 ulong *data, ulong *len)
237{
238 int i;
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100239 uint32_t *size;
Nick Spence02b9b222008-05-10 14:02:04 -0700240 ulong offset, count, img_data;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100241
242 /* get number of component */
243 count = image_multi_count (hdr);
244
245 /* get start of the image payload, which in case of multi
246 * component images that points to a table of component sizes */
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100247 size = (uint32_t *)image_get_data (hdr);
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100248
249 /* get address of the proper component data start, which means
250 * skipping sizes table (add 1 for last, null entry) */
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100251 img_data = image_get_data (hdr) + (count + 1) * sizeof (uint32_t);
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100252
253 if (idx < count) {
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100254 *len = uimage_to_cpu (size[idx]);
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100255 offset = 0;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100256
257 /* go over all indices preceding requested component idx */
258 for (i = 0; i < idx; i++) {
Nick Spence02b9b222008-05-10 14:02:04 -0700259 /* add up i-th component size, rounding up to 4 bytes */
260 offset += (uimage_to_cpu (size[i]) + 3) & ~3 ;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100261 }
262
263 /* calculate idx-th component data address */
Nick Spence02b9b222008-05-10 14:02:04 -0700264 *data = img_data + offset;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100265 } else {
266 *len = 0;
267 *data = 0;
268 }
269}
Marian Balakowicz42b73e82008-01-31 13:20:07 +0100270
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200271static void image_print_type (const image_header_t *hdr)
Marian Balakowicz2242f532008-02-21 17:27:41 +0100272{
273 const char *os, *arch, *type, *comp;
274
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100275 os = genimg_get_os_name (image_get_os (hdr));
276 arch = genimg_get_arch_name (image_get_arch (hdr));
277 type = genimg_get_type_name (image_get_type (hdr));
278 comp = genimg_get_comp_name (image_get_comp (hdr));
Marian Balakowicz2242f532008-02-21 17:27:41 +0100279
Marian Balakowicz570abb02008-02-29 15:59:59 +0100280 printf ("%s %s %s (%s)\n", arch, os, type, comp);
Marian Balakowicz2242f532008-02-21 17:27:41 +0100281}
282
Marian Balakowicz5dfb5212008-02-29 21:24:06 +0100283/**
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200284 * image_print_contents - prints out the contents of the legacy format image
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200285 * @ptr: pointer to the legacy format image header
Marian Balakowicz5dfb5212008-02-29 21:24:06 +0100286 * @p: pointer to prefix string
287 *
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200288 * image_print_contents() formats a multi line legacy image contents description.
Marian Balakowicz5dfb5212008-02-29 21:24:06 +0100289 * The routine prints out all header fields followed by the size/offset data
290 * for MULTI/SCRIPT images.
291 *
292 * returns:
293 * no returned results
294 */
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200295void image_print_contents (const void *ptr)
Marian Balakowicz2242f532008-02-21 17:27:41 +0100296{
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200297 const image_header_t *hdr = (const image_header_t *)ptr;
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200298 const char *p;
299
300#ifdef USE_HOSTCC
301 p = "";
302#else
303 p = " ";
304#endif
305
Marian Balakowicz570abb02008-02-29 15:59:59 +0100306 printf ("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name (hdr));
307#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
308 printf ("%sCreated: ", p);
309 genimg_print_time ((time_t)image_get_time (hdr));
Marian Balakowicz2242f532008-02-21 17:27:41 +0100310#endif
Marian Balakowicz570abb02008-02-29 15:59:59 +0100311 printf ("%sImage Type: ", p);
Marian Balakowicz2242f532008-02-21 17:27:41 +0100312 image_print_type (hdr);
Marian Balakowicz570abb02008-02-29 15:59:59 +0100313 printf ("%sData Size: ", p);
314 genimg_print_size (image_get_data_size (hdr));
315 printf ("%sLoad Address: %08x\n", p, image_get_load (hdr));
316 printf ("%sEntry Point: %08x\n", p, image_get_ep (hdr));
Marian Balakowicz2242f532008-02-21 17:27:41 +0100317
Marian Balakowicz570abb02008-02-29 15:59:59 +0100318 if (image_check_type (hdr, IH_TYPE_MULTI) ||
319 image_check_type (hdr, IH_TYPE_SCRIPT)) {
Marian Balakowicz2242f532008-02-21 17:27:41 +0100320 int i;
321 ulong data, len;
322 ulong count = image_multi_count (hdr);
323
Marian Balakowicz570abb02008-02-29 15:59:59 +0100324 printf ("%sContents:\n", p);
Marian Balakowicz2242f532008-02-21 17:27:41 +0100325 for (i = 0; i < count; i++) {
326 image_multi_getimg (hdr, i, &data, &len);
Marian Balakowicz570abb02008-02-29 15:59:59 +0100327
328 printf ("%s Image %d: ", p, i);
329 genimg_print_size (len);
330
331 if (image_check_type (hdr, IH_TYPE_SCRIPT) && i > 0) {
332 /*
333 * the user may need to know offsets
334 * if planning to do something with
335 * multiple files
336 */
337 printf ("%s Offset = 0x%08lx\n", p, data);
338 }
Marian Balakowicz2242f532008-02-21 17:27:41 +0100339 }
340 }
341}
342
Marian Balakowicz570abb02008-02-29 15:59:59 +0100343
344#ifndef USE_HOSTCC
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100345/**
346 * image_get_ramdisk - get and verify ramdisk image
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100347 * @rd_addr: ramdisk image start address
348 * @arch: expected ramdisk architecture
349 * @verify: checksum verification flag
350 *
351 * image_get_ramdisk() returns a pointer to the verified ramdisk image
352 * header. Routine receives image start address and expected architecture
353 * flag. Verification done covers data and header integrity and os/type/arch
354 * fields checking.
355 *
356 * If dataflash support is enabled routine checks for dataflash addresses
357 * and handles required dataflash reads.
358 *
359 * returns:
360 * pointer to a ramdisk image header, if image was found and valid
Kumar Gala274cea22008-02-27 21:51:46 -0600361 * otherwise, return NULL
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100362 */
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200363static const image_header_t *image_get_ramdisk (ulong rd_addr, uint8_t arch,
Marian Balakowiczd985c842008-03-12 10:14:38 +0100364 int verify)
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100365{
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200366 const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100367
368 if (!image_check_magic (rd_hdr)) {
369 puts ("Bad Magic Number\n");
370 show_boot_progress (-10);
Kumar Gala274cea22008-02-27 21:51:46 -0600371 return NULL;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100372 }
373
374 if (!image_check_hcrc (rd_hdr)) {
375 puts ("Bad Header Checksum\n");
376 show_boot_progress (-11);
Kumar Gala274cea22008-02-27 21:51:46 -0600377 return NULL;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100378 }
379
380 show_boot_progress (10);
Marian Balakowicz2242f532008-02-21 17:27:41 +0100381 image_print_contents (rd_hdr);
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100382
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100383 if (verify) {
384 puts(" Verifying Checksum ... ");
Bartlomiej Sieka75903782008-04-25 13:54:02 +0200385 if (!image_check_dcrc (rd_hdr)) {
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100386 puts ("Bad Data CRC\n");
387 show_boot_progress (-12);
Kumar Gala274cea22008-02-27 21:51:46 -0600388 return NULL;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100389 }
390 puts("OK\n");
391 }
392
393 show_boot_progress (11);
394
395 if (!image_check_os (rd_hdr, IH_OS_LINUX) ||
396 !image_check_arch (rd_hdr, arch) ||
397 !image_check_type (rd_hdr, IH_TYPE_RAMDISK)) {
398 printf ("No Linux %s Ramdisk Image\n",
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100399 genimg_get_arch_name(arch));
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100400 show_boot_progress (-13);
Kumar Gala274cea22008-02-27 21:51:46 -0600401 return NULL;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100402 }
403
404 return rd_hdr;
405}
Marian Balakowicz570abb02008-02-29 15:59:59 +0100406#endif /* !USE_HOSTCC */
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100407
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100408/*****************************************************************************/
409/* Shared dual-format routines */
410/*****************************************************************************/
Marian Balakowicz570abb02008-02-29 15:59:59 +0100411#ifndef USE_HOSTCC
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200412int getenv_yesno (char *var)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100413{
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200414 char *s = getenv (var);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100415 return (s && (*s == 'n')) ? 0 : 1;
416}
417
418ulong getenv_bootm_low(void)
419{
420 char *s = getenv ("bootm_low");
421 if (s) {
422 ulong tmp = simple_strtoul (s, NULL, 16);
423 return tmp;
424 }
425
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200426#if defined(CONFIG_SYS_SDRAM_BASE)
427 return CONFIG_SYS_SDRAM_BASE;
Marian Balakowiczafe45c82008-03-12 12:14:15 +0100428#elif defined(CONFIG_ARM)
429 return gd->bd->bi_dram[0].start;
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100430#else
431 return 0;
432#endif
433}
434
Becky Bruce391fd932008-06-09 20:37:18 -0500435phys_size_t getenv_bootm_size(void)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100436{
437 char *s = getenv ("bootm_size");
438 if (s) {
Becky Bruce391fd932008-06-09 20:37:18 -0500439 phys_size_t tmp;
Becky Bruce391fd932008-06-09 20:37:18 -0500440 tmp = (phys_size_t)simple_strtoull (s, NULL, 16);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100441 return tmp;
442 }
443
Marian Balakowiczafe45c82008-03-12 12:14:15 +0100444#if defined(CONFIG_ARM)
445 return gd->bd->bi_dram[0].size;
446#else
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100447 return gd->bd->bi_memsize;
Marian Balakowiczafe45c82008-03-12 12:14:15 +0100448#endif
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100449}
450
451void memmove_wd (void *to, void *from, size_t len, ulong chunksz)
452{
Larry Johnson54fa2c52010-04-20 08:09:43 -0400453 if (to == from)
454 return;
455
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100456#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
457 while (len > 0) {
458 size_t tail = (len > chunksz) ? chunksz : len;
459 WATCHDOG_RESET ();
460 memmove (to, from, tail);
461 to += tail;
462 from += tail;
463 len -= tail;
464 }
465#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
466 memmove (to, from, len);
467#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
468}
Marian Balakowicz570abb02008-02-29 15:59:59 +0100469#endif /* !USE_HOSTCC */
470
Prafulla Wadaskarf666dea2009-09-07 14:59:07 +0530471void genimg_print_size (uint32_t size)
Marian Balakowicz570abb02008-02-29 15:59:59 +0100472{
473#ifndef USE_HOSTCC
474 printf ("%d Bytes = ", size);
475 print_size (size, "\n");
476#else
477 printf ("%d Bytes = %.2f kB = %.2f MB\n",
478 size, (double)size / 1.024e3,
479 (double)size / 1.048576e6);
480#endif
481}
482
483#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
484static void genimg_print_time (time_t timestamp)
485{
486#ifndef USE_HOSTCC
487 struct rtc_time tm;
488
489 to_tm (timestamp, &tm);
490 printf ("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
491 tm.tm_year, tm.tm_mon, tm.tm_mday,
492 tm.tm_hour, tm.tm_min, tm.tm_sec);
493#else
494 printf ("%s", ctime(&timestamp));
495#endif
496}
497#endif /* CONFIG_TIMESTAMP || CONFIG_CMD_DATE || USE_HOSTCC */
498
499/**
500 * get_table_entry_name - translate entry id to long name
501 * @table: pointer to a translation table for entries of a specific type
502 * @msg: message to be returned when translation fails
503 * @id: entry id to be translated
504 *
505 * get_table_entry_name() will go over translation table trying to find
506 * entry that matches given id. If matching entry is found, its long
507 * name is returned to the caller.
508 *
509 * returns:
510 * long entry name if translation succeeds
511 * msg otherwise
512 */
Prafulla Wadaskarb029ddd2009-09-07 14:59:08 +0530513char *get_table_entry_name (table_entry_t *table, char *msg, int id)
Marian Balakowicz570abb02008-02-29 15:59:59 +0100514{
515 for (; table->id >= 0; ++table) {
516 if (table->id == id)
Peter Tyser521af042009-09-21 11:20:36 -0500517#if defined(USE_HOSTCC) || defined(CONFIG_RELOC_FIXUP_WORKS)
Scott Woode3d1ac72009-04-02 16:15:10 -0500518 return table->lname;
519#else
520 return table->lname + gd->reloc_off;
521#endif
Marian Balakowicz570abb02008-02-29 15:59:59 +0100522 }
523 return (msg);
524}
525
526const char *genimg_get_os_name (uint8_t os)
527{
528 return (get_table_entry_name (uimage_os, "Unknown OS", os));
529}
530
531const char *genimg_get_arch_name (uint8_t arch)
532{
533 return (get_table_entry_name (uimage_arch, "Unknown Architecture", arch));
534}
535
536const char *genimg_get_type_name (uint8_t type)
537{
538 return (get_table_entry_name (uimage_type, "Unknown Image", type));
539}
540
541const char *genimg_get_comp_name (uint8_t comp)
542{
543 return (get_table_entry_name (uimage_comp, "Unknown Compression", comp));
544}
545
546/**
547 * get_table_entry_id - translate short entry name to id
548 * @table: pointer to a translation table for entries of a specific type
549 * @table_name: to be used in case of error
550 * @name: entry short name to be translated
551 *
552 * get_table_entry_id() will go over translation table trying to find
553 * entry that matches given short name. If matching entry is found,
554 * its id returned to the caller.
555 *
556 * returns:
557 * entry id if translation succeeds
558 * -1 otherwise
559 */
Prafulla Wadaskarb029ddd2009-09-07 14:59:08 +0530560int get_table_entry_id (table_entry_t *table,
Marian Balakowicz570abb02008-02-29 15:59:59 +0100561 const char *table_name, const char *name)
562{
563 table_entry_t *t;
564#ifdef USE_HOSTCC
565 int first = 1;
566
567 for (t = table; t->id >= 0; ++t) {
568 if (t->sname && strcasecmp(t->sname, name) == 0)
569 return (t->id);
570 }
571
572 fprintf (stderr, "\nInvalid %s Type - valid names are", table_name);
573 for (t = table; t->id >= 0; ++t) {
574 if (t->sname == NULL)
575 continue;
576 fprintf (stderr, "%c %s", (first) ? ':' : ',', t->sname);
577 first = 0;
578 }
579 fprintf (stderr, "\n");
580#else
581 for (t = table; t->id >= 0; ++t) {
Peter Tyser521af042009-09-21 11:20:36 -0500582#ifdef CONFIG_RELOC_FIXUP_WORKS
583 if (t->sname && strcmp(t->sname, name) == 0)
584#else
Scott Woode3d1ac72009-04-02 16:15:10 -0500585 if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0)
Peter Tyser521af042009-09-21 11:20:36 -0500586#endif
Marian Balakowicz570abb02008-02-29 15:59:59 +0100587 return (t->id);
588 }
589 debug ("Invalid %s Type: %s\n", table_name, name);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100590#endif /* USE_HOSTCC */
Marian Balakowicz570abb02008-02-29 15:59:59 +0100591 return (-1);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100592}
593
Marian Balakowicz570abb02008-02-29 15:59:59 +0100594int genimg_get_os_id (const char *name)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100595{
Marian Balakowicz570abb02008-02-29 15:59:59 +0100596 return (get_table_entry_id (uimage_os, "OS", name));
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100597}
598
Marian Balakowicz570abb02008-02-29 15:59:59 +0100599int genimg_get_arch_id (const char *name)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100600{
Marian Balakowicz570abb02008-02-29 15:59:59 +0100601 return (get_table_entry_id (uimage_arch, "CPU", name));
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100602}
603
Marian Balakowicz570abb02008-02-29 15:59:59 +0100604int genimg_get_type_id (const char *name)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100605{
Marian Balakowicz570abb02008-02-29 15:59:59 +0100606 return (get_table_entry_id (uimage_type, "Image", name));
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100607}
608
Marian Balakowicz570abb02008-02-29 15:59:59 +0100609int genimg_get_comp_id (const char *name)
610{
611 return (get_table_entry_id (uimage_comp, "Compression", name));
612}
613
614#ifndef USE_HOSTCC
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100615/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100616 * genimg_get_format - get image format type
617 * @img_addr: image start address
618 *
619 * genimg_get_format() checks whether provided address points to a valid
620 * legacy or FIT image.
621 *
622 * New uImage format and FDT blob are based on a libfdt. FDT blob
623 * may be passed directly or embedded in a FIT image. In both situations
624 * genimg_get_format() must be able to dectect libfdt header.
625 *
626 * returns:
627 * image format type or IMAGE_FORMAT_INVALID if no image is present
628 */
629int genimg_get_format (void *img_addr)
630{
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200631 ulong format = IMAGE_FORMAT_INVALID;
632 const image_header_t *hdr;
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100633#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200634 char *fit_hdr;
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100635#endif
636
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200637 hdr = (const image_header_t *)img_addr;
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100638 if (image_check_magic(hdr))
639 format = IMAGE_FORMAT_LEGACY;
640#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
641 else {
642 fit_hdr = (char *)img_addr;
643 if (fdt_check_header (fit_hdr) == 0)
644 format = IMAGE_FORMAT_FIT;
645 }
646#endif
647
648 return format;
649}
650
651/**
652 * genimg_get_image - get image from special storage (if necessary)
653 * @img_addr: image start address
654 *
655 * genimg_get_image() checks if provided image start adddress is located
656 * in a dataflash storage. If so, image is moved to a system RAM memory.
657 *
658 * returns:
659 * image start address after possible relocation from special storage
660 */
661ulong genimg_get_image (ulong img_addr)
662{
663 ulong ram_addr = img_addr;
664
665#ifdef CONFIG_HAS_DATAFLASH
666 ulong h_size, d_size;
667
668 if (addr_dataflash (img_addr)){
669 /* ger RAM address */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200670 ram_addr = CONFIG_SYS_LOAD_ADDR;
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100671
672 /* get header size */
673 h_size = image_get_header_size ();
674#if defined(CONFIG_FIT)
675 if (sizeof(struct fdt_header) > h_size)
676 h_size = sizeof(struct fdt_header);
677#endif
678
679 /* read in header */
680 debug (" Reading image header from dataflash address "
681 "%08lx to RAM address %08lx\n", img_addr, ram_addr);
682
683 read_dataflash (img_addr, h_size, (char *)ram_addr);
684
685 /* get data size */
686 switch (genimg_get_format ((void *)ram_addr)) {
687 case IMAGE_FORMAT_LEGACY:
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200688 d_size = image_get_data_size ((const image_header_t *)ram_addr);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100689 debug (" Legacy format image found at 0x%08lx, size 0x%08lx\n",
690 ram_addr, d_size);
691 break;
692#if defined(CONFIG_FIT)
693 case IMAGE_FORMAT_FIT:
Marian Balakowicz5dfb5212008-02-29 21:24:06 +0100694 d_size = fit_get_size ((const void *)ram_addr) - h_size;
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100695 debug (" FIT/FDT format image found at 0x%08lx, size 0x%08lx\n",
696 ram_addr, d_size);
697 break;
698#endif
699 default:
700 printf (" No valid image found at 0x%08lx\n", img_addr);
701 return ram_addr;
702 }
703
704 /* read in image data */
705 debug (" Reading image remaining data from dataflash address "
706 "%08lx to RAM address %08lx\n", img_addr + h_size,
707 ram_addr + h_size);
708
709 read_dataflash (img_addr + h_size, d_size,
710 (char *)(ram_addr + h_size));
711
712 }
713#endif /* CONFIG_HAS_DATAFLASH */
714
715 return ram_addr;
716}
717
718/**
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100719 * fit_has_config - check if there is a valid FIT configuration
720 * @images: pointer to the bootm command headers structure
721 *
722 * fit_has_config() checks if there is a FIT configuration in use
723 * (if FTI support is present).
724 *
725 * returns:
726 * 0, no FIT support or no configuration found
727 * 1, configuration found
728 */
729int genimg_has_config (bootm_headers_t *images)
730{
731#if defined(CONFIG_FIT)
732 if (images->fit_uname_cfg)
733 return 1;
734#endif
735 return 0;
736}
737
738/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100739 * boot_get_ramdisk - main ramdisk handling routine
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100740 * @argc: command argument count
741 * @argv: command argument list
Marian Balakowicz8a5ea3e2008-02-27 11:01:04 +0100742 * @images: pointer to the bootm images structure
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100743 * @arch: expected ramdisk architecture
744 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
745 * @rd_end: pointer to a ulong variable, will hold ramdisk end
746 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100747 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100748 * Curently supported are the following ramdisk sources:
749 * - multicomponent kernel/ramdisk image,
750 * - commandline provided address of decicated ramdisk image.
751 *
752 * returns:
Marian Balakowiczd985c842008-03-12 10:14:38 +0100753 * 0, if ramdisk image was found and valid, or skiped
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100754 * rd_start and rd_end are set to ramdisk start/end addresses if
755 * ramdisk image is found and valid
Marian Balakowiczd985c842008-03-12 10:14:38 +0100756 *
Kumar Galaea86b9e2008-08-29 19:08:29 -0500757 * 1, if ramdisk image is found but corrupted, or invalid
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100758 * rd_start and rd_end are set to 0 if no ramdisk exists
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100759 */
Marian Balakowiczd985c842008-03-12 10:14:38 +0100760int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
761 uint8_t arch, ulong *rd_start, ulong *rd_end)
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100762{
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100763 ulong rd_addr, rd_load;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100764 ulong rd_data, rd_len;
Wolfgang Denk3a2003f2009-08-19 11:42:56 +0200765 const image_header_t *rd_hdr;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100766#if defined(CONFIG_FIT)
767 void *fit_hdr;
768 const char *fit_uname_config = NULL;
769 const char *fit_uname_ramdisk = NULL;
770 ulong default_addr;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100771 int rd_noffset;
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100772 int cfg_noffset;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100773 const void *data;
774 size_t size;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100775#endif
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100776
Marian Balakowiczc8779642008-03-12 10:12:37 +0100777 *rd_start = 0;
778 *rd_end = 0;
779
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100780 /*
781 * Look for a '-' which indicates to ignore the
782 * ramdisk argument
783 */
784 if ((argc >= 3) && (strcmp(argv[2], "-") == 0)) {
785 debug ("## Skipping init Ramdisk\n");
786 rd_len = rd_data = 0;
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100787 } else if (argc >= 3 || genimg_has_config (images)) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100788#if defined(CONFIG_FIT)
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100789 if (argc >= 3) {
790 /*
791 * If the init ramdisk comes from the FIT image and
792 * the FIT image address is omitted in the command
793 * line argument, try to use os FIT image address or
794 * default load address.
795 */
796 if (images->fit_uname_os)
797 default_addr = (ulong)images->fit_hdr_os;
798 else
799 default_addr = load_addr;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100800
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100801 if (fit_parse_conf (argv[2], default_addr,
802 &rd_addr, &fit_uname_config)) {
803 debug ("* ramdisk: config '%s' from image at 0x%08lx\n",
804 fit_uname_config, rd_addr);
805 } else if (fit_parse_subimage (argv[2], default_addr,
806 &rd_addr, &fit_uname_ramdisk)) {
807 debug ("* ramdisk: subimage '%s' from image at 0x%08lx\n",
808 fit_uname_ramdisk, rd_addr);
809 } else
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100810#endif
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100811 {
812 rd_addr = simple_strtoul(argv[2], NULL, 16);
813 debug ("* ramdisk: cmdline image address = 0x%08lx\n",
814 rd_addr);
815 }
816#if defined(CONFIG_FIT)
817 } else {
818 /* use FIT configuration provided in first bootm
819 * command argument
820 */
821 rd_addr = (ulong)images->fit_hdr_os;
822 fit_uname_config = images->fit_uname_cfg;
823 debug ("* ramdisk: using config '%s' from image at 0x%08lx\n",
824 fit_uname_config, rd_addr);
825
826 /*
827 * Check whether configuration has ramdisk defined,
828 * if not, don't try to use it, quit silently.
829 */
830 fit_hdr = (void *)rd_addr;
831 cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
832 if (cfg_noffset < 0) {
833 debug ("* ramdisk: no such config\n");
Michal Simekc78fce62008-07-11 10:43:13 +0200834 return 1;
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100835 }
836
837 rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset);
838 if (rd_noffset < 0) {
839 debug ("* ramdisk: no ramdisk in config\n");
Peter Tyser41266c92008-08-05 10:51:57 -0500840 return 0;
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100841 }
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100842 }
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100843#endif
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100844
845 /* copy from dataflash if needed */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100846 rd_addr = genimg_get_image (rd_addr);
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100847
848 /*
849 * Check if there is an initrd image at the
850 * address provided in the second bootm argument
851 * check image type, for FIT images get FIT node.
852 */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100853 switch (genimg_get_format ((void *)rd_addr)) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100854 case IMAGE_FORMAT_LEGACY:
Marian Balakowiczc8779642008-03-12 10:12:37 +0100855 printf ("## Loading init Ramdisk from Legacy "
856 "Image at %08lx ...\n", rd_addr);
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100857
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100858 show_boot_progress (9);
Marian Balakowiczd985c842008-03-12 10:14:38 +0100859 rd_hdr = image_get_ramdisk (rd_addr, arch,
860 images->verify);
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100861
Marian Balakowiczc8779642008-03-12 10:12:37 +0100862 if (rd_hdr == NULL)
Kumar Gala274cea22008-02-27 21:51:46 -0600863 return 1;
Kumar Gala274cea22008-02-27 21:51:46 -0600864
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100865 rd_data = image_get_data (rd_hdr);
866 rd_len = image_get_data_size (rd_hdr);
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100867 rd_load = image_get_load (rd_hdr);
868 break;
869#if defined(CONFIG_FIT)
870 case IMAGE_FORMAT_FIT:
871 fit_hdr = (void *)rd_addr;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100872 printf ("## Loading init Ramdisk from FIT "
873 "Image at %08lx ...\n", rd_addr);
874
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100875 show_boot_progress (120);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100876 if (!fit_check_format (fit_hdr)) {
877 puts ("Bad FIT ramdisk image format!\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100878 show_boot_progress (-120);
Michal Simekc78fce62008-07-11 10:43:13 +0200879 return 1;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100880 }
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100881 show_boot_progress (121);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100882
883 if (!fit_uname_ramdisk) {
884 /*
885 * no ramdisk image node unit name, try to get config
886 * node first. If config unit node name is NULL
887 * fit_conf_get_node() will try to find default config node
888 */
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100889 show_boot_progress (122);
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100890 cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
891 if (cfg_noffset < 0) {
892 puts ("Could not find configuration node\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100893 show_boot_progress (-122);
Michal Simekc78fce62008-07-11 10:43:13 +0200894 return 1;
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100895 }
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100896 fit_uname_config = fdt_get_name (fit_hdr, cfg_noffset, NULL);
897 printf (" Using '%s' configuration\n", fit_uname_config);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100898
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100899 rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100900 fit_uname_ramdisk = fit_get_name (fit_hdr, rd_noffset, NULL);
901 } else {
902 /* get ramdisk component image node offset */
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100903 show_boot_progress (123);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100904 rd_noffset = fit_image_get_node (fit_hdr, fit_uname_ramdisk);
905 }
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100906 if (rd_noffset < 0) {
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100907 puts ("Could not find subimage node\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100908 show_boot_progress (-124);
Michal Simekc78fce62008-07-11 10:43:13 +0200909 return 1;
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100910 }
Marian Balakowiczc8779642008-03-12 10:12:37 +0100911
912 printf (" Trying '%s' ramdisk subimage\n", fit_uname_ramdisk);
913
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100914 show_boot_progress (125);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100915 if (!fit_check_ramdisk (fit_hdr, rd_noffset, arch, images->verify))
Michal Simekc78fce62008-07-11 10:43:13 +0200916 return 1;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100917
918 /* get ramdisk image data address and length */
919 if (fit_image_get_data (fit_hdr, rd_noffset, &data, &size)) {
920 puts ("Could not find ramdisk subimage data!\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100921 show_boot_progress (-127);
Michal Simekc78fce62008-07-11 10:43:13 +0200922 return 1;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100923 }
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100924 show_boot_progress (128);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100925
926 rd_data = (ulong)data;
927 rd_len = size;
928
929 if (fit_image_get_load (fit_hdr, rd_noffset, &rd_load)) {
930 puts ("Can't get ramdisk subimage load address!\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100931 show_boot_progress (-129);
Michal Simekc78fce62008-07-11 10:43:13 +0200932 return 1;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100933 }
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100934 show_boot_progress (129);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100935
936 images->fit_hdr_rd = fit_hdr;
937 images->fit_uname_rd = fit_uname_ramdisk;
Marian Balakowicz3dfe1102008-03-12 10:32:59 +0100938 images->fit_noffset_rd = rd_noffset;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100939 break;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100940#endif
941 default:
Marian Balakowiczd985c842008-03-12 10:14:38 +0100942 puts ("Wrong Ramdisk Image Format\n");
Marian Balakowiczc8779642008-03-12 10:12:37 +0100943 rd_data = rd_len = rd_load = 0;
Kumar Galaea86b9e2008-08-29 19:08:29 -0500944 return 1;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100945 }
946
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100947#if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO)
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100948 /*
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100949 * We need to copy the ramdisk to SRAM to let Linux boot
950 */
951 if (rd_data) {
952 memmove ((void *)rd_load, (uchar *)rd_data, rd_len);
953 rd_data = rd_load;
954 }
955#endif /* CONFIG_B2 || CONFIG_EVB4510 || CONFIG_ARMADILLO */
956
957 } else if (images->legacy_hdr_valid &&
Marian Balakowiczcb1c4892008-04-11 11:07:49 +0200958 image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100959 /*
960 * Now check if we have a legacy mult-component image,
961 * get second entry data start address and len.
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100962 */
963 show_boot_progress (13);
964 printf ("## Loading init Ramdisk from multi component "
Marian Balakowiczc8779642008-03-12 10:12:37 +0100965 "Legacy Image at %08lx ...\n",
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100966 (ulong)images->legacy_hdr_os);
967
968 image_multi_getimg (images->legacy_hdr_os, 1, &rd_data, &rd_len);
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100969 } else {
970 /*
971 * no initrd image
972 */
973 show_boot_progress (14);
974 rd_len = rd_data = 0;
975 }
976
977 if (!rd_data) {
978 debug ("## No init Ramdisk\n");
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100979 } else {
980 *rd_start = rd_data;
981 *rd_end = rd_data + rd_len;
982 }
983 debug (" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
984 *rd_start, *rd_end);
Kumar Gala274cea22008-02-27 21:51:46 -0600985
986 return 0;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100987}
Marian Balakowiczceaed2b2008-01-31 13:57:17 +0100988
Daniel Hellstrombf3d8b32008-03-28 08:29:26 +0100989#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
Marian Balakowiczceaed2b2008-01-31 13:57:17 +0100990/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100991 * boot_ramdisk_high - relocate init ramdisk
Kumar Galae822d7f2008-02-27 21:51:49 -0600992 * @lmb: pointer to lmb handle, will be used for memory mgmt
Marian Balakowiczceaed2b2008-01-31 13:57:17 +0100993 * @rd_data: ramdisk data start address
994 * @rd_len: ramdisk data length
Marian Balakowiczceaed2b2008-01-31 13:57:17 +0100995 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
996 * start address (after possible relocation)
997 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
998 * end address (after possible relocation)
999 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001000 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environement
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001001 * variable and if requested ramdisk data is moved to a specified location.
1002 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001003 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1004 * start/end addresses if ramdisk image start and len were provided,
1005 * otherwise set initrd_start and initrd_end set to zeros.
1006 *
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001007 * returns:
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001008 * 0 - success
1009 * -1 - failure
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001010 */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001011int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len,
Kumar Galae822d7f2008-02-27 21:51:49 -06001012 ulong *initrd_start, ulong *initrd_end)
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001013{
1014 char *s;
1015 ulong initrd_high;
1016 int initrd_copy_to_ram = 1;
1017
1018 if ((s = getenv ("initrd_high")) != NULL) {
1019 /* a value of "no" or a similar string will act like 0,
1020 * turning the "load high" feature off. This is intentional.
1021 */
1022 initrd_high = simple_strtoul (s, NULL, 16);
1023 if (initrd_high == ~0)
1024 initrd_copy_to_ram = 0;
1025 } else {
1026 /* not set, no restrictions to load high */
1027 initrd_high = ~0;
1028 }
1029
Marian Balakowicz95d449a2008-05-13 15:53:29 +02001030
1031#ifdef CONFIG_LOGBUFFER
1032 /* Prevent initrd from overwriting logbuffer */
1033 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1034#endif
1035
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001036 debug ("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1037 initrd_high, initrd_copy_to_ram);
1038
1039 if (rd_data) {
1040 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
1041 debug (" in-place initrd\n");
1042 *initrd_start = rd_data;
1043 *initrd_end = rd_data + rd_len;
Kumar Galae822d7f2008-02-27 21:51:49 -06001044 lmb_reserve(lmb, rd_data, rd_len);
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001045 } else {
Kumar Galae822d7f2008-02-27 21:51:49 -06001046 if (initrd_high)
Becky Bruce391fd932008-06-09 20:37:18 -05001047 *initrd_start = (ulong)lmb_alloc_base (lmb, rd_len, 0x1000, initrd_high);
Kumar Galae822d7f2008-02-27 21:51:49 -06001048 else
Becky Bruce391fd932008-06-09 20:37:18 -05001049 *initrd_start = (ulong)lmb_alloc (lmb, rd_len, 0x1000);
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001050
Kumar Galae822d7f2008-02-27 21:51:49 -06001051 if (*initrd_start == 0) {
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001052 puts ("ramdisk - allocation error\n");
Kumar Galae822d7f2008-02-27 21:51:49 -06001053 goto error;
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001054 }
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001055 show_boot_progress (12);
1056
1057 *initrd_end = *initrd_start + rd_len;
1058 printf (" Loading Ramdisk to %08lx, end %08lx ... ",
1059 *initrd_start, *initrd_end);
1060
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001061 memmove_wd ((void *)*initrd_start,
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001062 (void *)rd_data, rd_len, CHUNKSZ);
1063
1064 puts ("OK\n");
1065 }
1066 } else {
1067 *initrd_start = 0;
1068 *initrd_end = 0;
1069 }
1070 debug (" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1071 *initrd_start, *initrd_end);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001072
Kumar Galae822d7f2008-02-27 21:51:49 -06001073 return 0;
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001074
Kumar Galae822d7f2008-02-27 21:51:49 -06001075error:
1076 return -1;
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001077}
Jean-Christophe PLAGNIOL-VILLARDcd673452008-11-24 13:33:51 +01001078#endif /* defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC) */
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001079
Kumar Gala06a09912008-08-15 08:24:38 -05001080#ifdef CONFIG_OF_LIBFDT
1081static void fdt_error (const char *msg)
1082{
1083 puts ("ERROR: ");
1084 puts (msg);
1085 puts (" - must RESET the board to recover.\n");
1086}
1087
Wolfgang Denk3a2003f2009-08-19 11:42:56 +02001088static const image_header_t *image_get_fdt (ulong fdt_addr)
Kumar Gala06a09912008-08-15 08:24:38 -05001089{
Wolfgang Denk3a2003f2009-08-19 11:42:56 +02001090 const image_header_t *fdt_hdr = (const image_header_t *)fdt_addr;
Kumar Gala06a09912008-08-15 08:24:38 -05001091
1092 image_print_contents (fdt_hdr);
1093
1094 puts (" Verifying Checksum ... ");
1095 if (!image_check_hcrc (fdt_hdr)) {
1096 fdt_error ("fdt header checksum invalid");
1097 return NULL;
1098 }
1099
1100 if (!image_check_dcrc (fdt_hdr)) {
1101 fdt_error ("fdt checksum invalid");
1102 return NULL;
1103 }
1104 puts ("OK\n");
1105
1106 if (!image_check_type (fdt_hdr, IH_TYPE_FLATDT)) {
1107 fdt_error ("uImage is not a fdt");
1108 return NULL;
1109 }
1110 if (image_get_comp (fdt_hdr) != IH_COMP_NONE) {
1111 fdt_error ("uImage is compressed");
1112 return NULL;
1113 }
1114 if (fdt_check_header ((char *)image_get_data (fdt_hdr)) != 0) {
1115 fdt_error ("uImage data is not a fdt");
1116 return NULL;
1117 }
1118 return fdt_hdr;
1119}
1120
1121/**
1122 * fit_check_fdt - verify FIT format FDT subimage
1123 * @fit_hdr: pointer to the FIT header
1124 * fdt_noffset: FDT subimage node offset within FIT image
1125 * @verify: data CRC verification flag
1126 *
1127 * fit_check_fdt() verifies integrity of the FDT subimage and from
1128 * specified FIT image.
1129 *
1130 * returns:
1131 * 1, on success
1132 * 0, on failure
1133 */
1134#if defined(CONFIG_FIT)
1135static int fit_check_fdt (const void *fit, int fdt_noffset, int verify)
1136{
1137 fit_image_print (fit, fdt_noffset, " ");
1138
1139 if (verify) {
1140 puts (" Verifying Hash Integrity ... ");
1141 if (!fit_image_check_hashes (fit, fdt_noffset)) {
1142 fdt_error ("Bad Data Hash");
1143 return 0;
1144 }
1145 puts ("OK\n");
1146 }
1147
1148 if (!fit_image_check_type (fit, fdt_noffset, IH_TYPE_FLATDT)) {
1149 fdt_error ("Not a FDT image");
1150 return 0;
1151 }
1152
1153 if (!fit_image_check_comp (fit, fdt_noffset, IH_COMP_NONE)) {
1154 fdt_error ("FDT image is compressed");
1155 return 0;
1156 }
1157
1158 return 1;
1159}
1160#endif /* CONFIG_FIT */
1161
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001162#ifndef CONFIG_SYS_FDT_PAD
1163#define CONFIG_SYS_FDT_PAD 0x3000
Kumar Gala06a09912008-08-15 08:24:38 -05001164#endif
1165
1166/**
1167 * boot_relocate_fdt - relocate flat device tree
1168 * @lmb: pointer to lmb handle, will be used for memory mgmt
1169 * @bootmap_base: base address of the bootmap region
1170 * @of_flat_tree: pointer to a char* variable, will hold fdt start address
1171 * @of_size: pointer to a ulong variable, will hold fdt length
1172 *
1173 * boot_relocate_fdt() determines if the of_flat_tree address is within
1174 * the bootmap and if not relocates it into that region
1175 *
1176 * of_flat_tree and of_size are set to final (after relocation) values
1177 *
1178 * returns:
1179 * 0 - success
1180 * 1 - failure
1181 */
1182int boot_relocate_fdt (struct lmb *lmb, ulong bootmap_base,
1183 char **of_flat_tree, ulong *of_size)
1184{
1185 char *fdt_blob = *of_flat_tree;
1186 ulong relocate = 0;
1187 ulong of_len = 0;
1188
1189 /* nothing to do */
1190 if (*of_size == 0)
1191 return 0;
1192
1193 if (fdt_check_header (fdt_blob) != 0) {
1194 fdt_error ("image is not a fdt");
1195 goto error;
1196 }
1197
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001198#ifndef CONFIG_SYS_NO_FLASH
Kumar Gala06a09912008-08-15 08:24:38 -05001199 /* move the blob if it is in flash (set relocate) */
1200 if (addr2info ((ulong)fdt_blob) != NULL)
1201 relocate = 1;
1202#endif
1203
1204 /*
1205 * The blob needs to be inside the boot mapping.
1206 */
1207 if (fdt_blob < (char *)bootmap_base)
1208 relocate = 1;
1209
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001210 if ((fdt_blob + *of_size + CONFIG_SYS_FDT_PAD) >=
1211 ((char *)CONFIG_SYS_BOOTMAPSZ + bootmap_base))
Kumar Gala06a09912008-08-15 08:24:38 -05001212 relocate = 1;
1213
1214 /* move flattend device tree if needed */
1215 if (relocate) {
1216 int err;
1217 ulong of_start = 0;
1218
1219 /* position on a 4K boundary before the alloc_current */
1220 /* Pad the FDT by a specified amount */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001221 of_len = *of_size + CONFIG_SYS_FDT_PAD;
Kumar Gala06a09912008-08-15 08:24:38 -05001222 of_start = (unsigned long)lmb_alloc_base(lmb, of_len, 0x1000,
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001223 (CONFIG_SYS_BOOTMAPSZ + bootmap_base));
Kumar Gala06a09912008-08-15 08:24:38 -05001224
1225 if (of_start == 0) {
1226 puts("device tree - allocation error\n");
1227 goto error;
1228 }
1229
1230 debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
1231 (ulong)fdt_blob, (ulong)fdt_blob + *of_size - 1,
1232 of_len, of_len);
1233
1234 printf (" Loading Device Tree to %08lx, end %08lx ... ",
1235 of_start, of_start + of_len - 1);
1236
1237 err = fdt_open_into (fdt_blob, (void *)of_start, of_len);
1238 if (err != 0) {
1239 fdt_error ("fdt move failed");
1240 goto error;
1241 }
1242 puts ("OK\n");
1243
1244 *of_flat_tree = (char *)of_start;
1245 *of_size = of_len;
1246 } else {
1247 *of_flat_tree = fdt_blob;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001248 of_len = (CONFIG_SYS_BOOTMAPSZ + bootmap_base) - (ulong)fdt_blob;
Kumar Gala06a09912008-08-15 08:24:38 -05001249 lmb_reserve(lmb, (ulong)fdt_blob, of_len);
1250 fdt_set_totalsize(*of_flat_tree, of_len);
1251
1252 *of_size = of_len;
1253 }
1254
Kumar Gala54f9c862008-08-15 08:24:39 -05001255 set_working_fdt_addr(*of_flat_tree);
Kumar Gala06a09912008-08-15 08:24:38 -05001256 return 0;
1257
1258error:
1259 return 1;
1260}
1261
1262/**
1263 * boot_get_fdt - main fdt handling routine
1264 * @argc: command argument count
1265 * @argv: command argument list
1266 * @images: pointer to the bootm images structure
1267 * @of_flat_tree: pointer to a char* variable, will hold fdt start address
1268 * @of_size: pointer to a ulong variable, will hold fdt length
1269 *
1270 * boot_get_fdt() is responsible for finding a valid flat device tree image.
1271 * Curently supported are the following ramdisk sources:
1272 * - multicomponent kernel/ramdisk image,
1273 * - commandline provided address of decicated ramdisk image.
1274 *
1275 * returns:
1276 * 0, if fdt image was found and valid, or skipped
1277 * of_flat_tree and of_size are set to fdt start address and length if
1278 * fdt image is found and valid
1279 *
1280 * 1, if fdt image is found but corrupted
1281 * of_flat_tree and of_size are set to 0 if no fdt exists
1282 */
1283int boot_get_fdt (int flag, int argc, char *argv[], bootm_headers_t *images,
1284 char **of_flat_tree, ulong *of_size)
1285{
Wolfgang Denk3a2003f2009-08-19 11:42:56 +02001286 const image_header_t *fdt_hdr;
Kumar Gala06a09912008-08-15 08:24:38 -05001287 ulong fdt_addr;
Kumar Gala06a09912008-08-15 08:24:38 -05001288 char *fdt_blob = NULL;
1289 ulong image_start, image_end;
1290 ulong load_start, load_end;
1291#if defined(CONFIG_FIT)
1292 void *fit_hdr;
1293 const char *fit_uname_config = NULL;
1294 const char *fit_uname_fdt = NULL;
1295 ulong default_addr;
1296 int cfg_noffset;
1297 int fdt_noffset;
1298 const void *data;
1299 size_t size;
1300#endif
1301
1302 *of_flat_tree = NULL;
1303 *of_size = 0;
1304
1305 if (argc > 3 || genimg_has_config (images)) {
1306#if defined(CONFIG_FIT)
1307 if (argc > 3) {
1308 /*
1309 * If the FDT blob comes from the FIT image and the
1310 * FIT image address is omitted in the command line
1311 * argument, try to use ramdisk or os FIT image
1312 * address or default load address.
1313 */
1314 if (images->fit_uname_rd)
1315 default_addr = (ulong)images->fit_hdr_rd;
1316 else if (images->fit_uname_os)
1317 default_addr = (ulong)images->fit_hdr_os;
1318 else
1319 default_addr = load_addr;
1320
1321 if (fit_parse_conf (argv[3], default_addr,
1322 &fdt_addr, &fit_uname_config)) {
1323 debug ("* fdt: config '%s' from image at 0x%08lx\n",
1324 fit_uname_config, fdt_addr);
1325 } else if (fit_parse_subimage (argv[3], default_addr,
1326 &fdt_addr, &fit_uname_fdt)) {
1327 debug ("* fdt: subimage '%s' from image at 0x%08lx\n",
1328 fit_uname_fdt, fdt_addr);
1329 } else
1330#endif
1331 {
1332 fdt_addr = simple_strtoul(argv[3], NULL, 16);
1333 debug ("* fdt: cmdline image address = 0x%08lx\n",
1334 fdt_addr);
1335 }
1336#if defined(CONFIG_FIT)
1337 } else {
1338 /* use FIT configuration provided in first bootm
1339 * command argument
1340 */
1341 fdt_addr = (ulong)images->fit_hdr_os;
1342 fit_uname_config = images->fit_uname_cfg;
1343 debug ("* fdt: using config '%s' from image at 0x%08lx\n",
1344 fit_uname_config, fdt_addr);
1345
1346 /*
1347 * Check whether configuration has FDT blob defined,
1348 * if not quit silently.
1349 */
1350 fit_hdr = (void *)fdt_addr;
1351 cfg_noffset = fit_conf_get_node (fit_hdr,
1352 fit_uname_config);
1353 if (cfg_noffset < 0) {
1354 debug ("* fdt: no such config\n");
1355 return 0;
1356 }
1357
1358 fdt_noffset = fit_conf_get_fdt_node (fit_hdr,
1359 cfg_noffset);
1360 if (fdt_noffset < 0) {
1361 debug ("* fdt: no fdt in config\n");
1362 return 0;
1363 }
1364 }
1365#endif
1366
1367 debug ("## Checking for 'FDT'/'FDT Image' at %08lx\n",
1368 fdt_addr);
1369
1370 /* copy from dataflash if needed */
1371 fdt_addr = genimg_get_image (fdt_addr);
1372
1373 /*
1374 * Check if there is an FDT image at the
1375 * address provided in the second bootm argument
1376 * check image type, for FIT images get a FIT node.
1377 */
1378 switch (genimg_get_format ((void *)fdt_addr)) {
1379 case IMAGE_FORMAT_LEGACY:
1380 /* verify fdt_addr points to a valid image header */
1381 printf ("## Flattened Device Tree from Legacy Image at %08lx\n",
1382 fdt_addr);
1383 fdt_hdr = image_get_fdt (fdt_addr);
1384 if (!fdt_hdr)
1385 goto error;
1386
1387 /*
1388 * move image data to the load address,
1389 * make sure we don't overwrite initial image
1390 */
1391 image_start = (ulong)fdt_hdr;
1392 image_end = image_get_image_end (fdt_hdr);
1393
1394 load_start = image_get_load (fdt_hdr);
1395 load_end = load_start + image_get_data_size (fdt_hdr);
1396
1397 if ((load_start < image_end) && (load_end > image_start)) {
1398 fdt_error ("fdt overwritten");
1399 goto error;
1400 }
1401
1402 debug (" Loading FDT from 0x%08lx to 0x%08lx\n",
1403 image_get_data (fdt_hdr), load_start);
1404
1405 memmove ((void *)load_start,
1406 (void *)image_get_data (fdt_hdr),
1407 image_get_data_size (fdt_hdr));
1408
1409 fdt_blob = (char *)load_start;
1410 break;
1411 case IMAGE_FORMAT_FIT:
1412 /*
1413 * This case will catch both: new uImage format
1414 * (libfdt based) and raw FDT blob (also libfdt
1415 * based).
1416 */
1417#if defined(CONFIG_FIT)
1418 /* check FDT blob vs FIT blob */
1419 if (fit_check_format ((const void *)fdt_addr)) {
1420 /*
1421 * FIT image
1422 */
1423 fit_hdr = (void *)fdt_addr;
1424 printf ("## Flattened Device Tree from FIT Image at %08lx\n",
1425 fdt_addr);
1426
1427 if (!fit_uname_fdt) {
1428 /*
1429 * no FDT blob image node unit name,
1430 * try to get config node first. If
1431 * config unit node name is NULL
1432 * fit_conf_get_node() will try to
1433 * find default config node
1434 */
1435 cfg_noffset = fit_conf_get_node (fit_hdr,
1436 fit_uname_config);
1437
1438 if (cfg_noffset < 0) {
1439 fdt_error ("Could not find configuration node\n");
1440 goto error;
1441 }
1442
1443 fit_uname_config = fdt_get_name (fit_hdr,
1444 cfg_noffset, NULL);
1445 printf (" Using '%s' configuration\n",
1446 fit_uname_config);
1447
1448 fdt_noffset = fit_conf_get_fdt_node (fit_hdr,
1449 cfg_noffset);
1450 fit_uname_fdt = fit_get_name (fit_hdr,
1451 fdt_noffset, NULL);
1452 } else {
1453 /* get FDT component image node offset */
1454 fdt_noffset = fit_image_get_node (fit_hdr,
1455 fit_uname_fdt);
1456 }
1457 if (fdt_noffset < 0) {
1458 fdt_error ("Could not find subimage node\n");
1459 goto error;
1460 }
1461
1462 printf (" Trying '%s' FDT blob subimage\n",
1463 fit_uname_fdt);
1464
1465 if (!fit_check_fdt (fit_hdr, fdt_noffset,
1466 images->verify))
1467 goto error;
1468
1469 /* get ramdisk image data address and length */
1470 if (fit_image_get_data (fit_hdr, fdt_noffset,
1471 &data, &size)) {
1472 fdt_error ("Could not find FDT subimage data");
1473 goto error;
1474 }
1475
1476 /* verift that image data is a proper FDT blob */
1477 if (fdt_check_header ((char *)data) != 0) {
1478 fdt_error ("Subimage data is not a FTD");
1479 goto error;
1480 }
1481
1482 /*
1483 * move image data to the load address,
1484 * make sure we don't overwrite initial image
1485 */
1486 image_start = (ulong)fit_hdr;
1487 image_end = fit_get_end (fit_hdr);
1488
1489 if (fit_image_get_load (fit_hdr, fdt_noffset,
1490 &load_start) == 0) {
1491 load_end = load_start + size;
1492
1493 if ((load_start < image_end) &&
1494 (load_end > image_start)) {
1495 fdt_error ("FDT overwritten");
1496 goto error;
1497 }
1498
1499 printf (" Loading FDT from 0x%08lx to 0x%08lx\n",
1500 (ulong)data, load_start);
1501
1502 memmove ((void *)load_start,
1503 (void *)data, size);
1504
1505 fdt_blob = (char *)load_start;
1506 } else {
1507 fdt_blob = (char *)data;
1508 }
1509
1510 images->fit_hdr_fdt = fit_hdr;
1511 images->fit_uname_fdt = fit_uname_fdt;
1512 images->fit_noffset_fdt = fdt_noffset;
1513 break;
1514 } else
1515#endif
1516 {
1517 /*
1518 * FDT blob
1519 */
1520 fdt_blob = (char *)fdt_addr;
1521 debug ("* fdt: raw FDT blob\n");
1522 printf ("## Flattened Device Tree blob at %08lx\n", (long)fdt_blob);
1523 }
1524 break;
1525 default:
Anatolij Gustschin8e024942008-08-29 21:04:45 +02001526 puts ("ERROR: Did not find a cmdline Flattened Device Tree\n");
Kumar Gala06a09912008-08-15 08:24:38 -05001527 goto error;
1528 }
1529
1530 printf (" Booting using the fdt blob at 0x%x\n", (int)fdt_blob);
1531
1532 } else if (images->legacy_hdr_valid &&
1533 image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
1534
1535 ulong fdt_data, fdt_len;
1536
1537 /*
1538 * Now check if we have a legacy multi-component image,
1539 * get second entry data start address and len.
1540 */
1541 printf ("## Flattened Device Tree from multi "
1542 "component Image at %08lX\n",
1543 (ulong)images->legacy_hdr_os);
1544
1545 image_multi_getimg (images->legacy_hdr_os, 2, &fdt_data, &fdt_len);
1546 if (fdt_len) {
1547
1548 fdt_blob = (char *)fdt_data;
1549 printf (" Booting using the fdt at 0x%x\n", (int)fdt_blob);
1550
1551 if (fdt_check_header (fdt_blob) != 0) {
1552 fdt_error ("image is not a fdt");
1553 goto error;
1554 }
1555
1556 if (be32_to_cpu (fdt_totalsize (fdt_blob)) != fdt_len) {
1557 fdt_error ("fdt size != image size");
1558 goto error;
1559 }
1560 } else {
1561 debug ("## No Flattened Device Tree\n");
1562 return 0;
1563 }
1564 } else {
1565 debug ("## No Flattened Device Tree\n");
1566 return 0;
1567 }
1568
1569 *of_flat_tree = fdt_blob;
1570 *of_size = be32_to_cpu (fdt_totalsize (fdt_blob));
1571 debug (" of_flat_tree at 0x%08lx size 0x%08lx\n",
Andrew Klossner52514692008-08-21 07:12:26 -07001572 (ulong)*of_flat_tree, *of_size);
Kumar Gala06a09912008-08-15 08:24:38 -05001573
1574 return 0;
1575
1576error:
1577 *of_flat_tree = 0;
1578 *of_size = 0;
1579 return 1;
1580}
1581#endif /* CONFIG_OF_LIBFDT */
1582
Jean-Christophe PLAGNIOL-VILLARDcd673452008-11-24 13:33:51 +01001583#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001584/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001585 * boot_get_cmdline - allocate and initialize kernel cmdline
Kumar Galae822d7f2008-02-27 21:51:49 -06001586 * @lmb: pointer to lmb handle, will be used for memory mgmt
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001587 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1588 * @cmd_end: pointer to a ulong variable, will hold cmdline end
Kumar Galae822d7f2008-02-27 21:51:49 -06001589 * @bootmap_base: ulong variable, holds offset in physical memory to
1590 * base of bootmap
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001591 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001592 * boot_get_cmdline() allocates space for kernel command line below
Kumar Galae822d7f2008-02-27 21:51:49 -06001593 * BOOTMAPSZ + bootmap_base address. If "bootargs" U-boot environemnt
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001594 * variable is present its contents is copied to allocated kernel
1595 * command line.
1596 *
1597 * returns:
Kumar Galae822d7f2008-02-27 21:51:49 -06001598 * 0 - success
1599 * -1 - failure
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001600 */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001601int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end,
Kumar Galae822d7f2008-02-27 21:51:49 -06001602 ulong bootmap_base)
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001603{
1604 char *cmdline;
1605 char *s;
1606
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001607 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1608 CONFIG_SYS_BOOTMAPSZ + bootmap_base);
Kumar Galae822d7f2008-02-27 21:51:49 -06001609
1610 if (cmdline == NULL)
1611 return -1;
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001612
1613 if ((s = getenv("bootargs")) == NULL)
1614 s = "";
1615
1616 strcpy(cmdline, s);
1617
1618 *cmd_start = (ulong) & cmdline[0];
1619 *cmd_end = *cmd_start + strlen(cmdline);
1620
1621 debug ("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1622
Kumar Galae822d7f2008-02-27 21:51:49 -06001623 return 0;
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001624}
1625
1626/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001627 * boot_get_kbd - allocate and initialize kernel copy of board info
Kumar Galae822d7f2008-02-27 21:51:49 -06001628 * @lmb: pointer to lmb handle, will be used for memory mgmt
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001629 * @kbd: double pointer to board info data
Kumar Galae822d7f2008-02-27 21:51:49 -06001630 * @bootmap_base: ulong variable, holds offset in physical memory to
1631 * base of bootmap
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001632 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001633 * boot_get_kbd() allocates space for kernel copy of board info data below
Kumar Galae822d7f2008-02-27 21:51:49 -06001634 * BOOTMAPSZ + bootmap_base address and kernel board info is initialized with
1635 * the current u-boot board info data.
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001636 *
1637 * returns:
Kumar Galae822d7f2008-02-27 21:51:49 -06001638 * 0 - success
1639 * -1 - failure
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001640 */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001641int boot_get_kbd (struct lmb *lmb, bd_t **kbd, ulong bootmap_base)
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001642{
Becky Bruce391fd932008-06-09 20:37:18 -05001643 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001644 CONFIG_SYS_BOOTMAPSZ + bootmap_base);
Kumar Galae822d7f2008-02-27 21:51:49 -06001645 if (*kbd == NULL)
1646 return -1;
1647
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001648 **kbd = *(gd->bd);
1649
1650 debug ("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1651
1652#if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1653 do_bdinfo(NULL, 0, 0, NULL);
1654#endif
1655
Kumar Galae822d7f2008-02-27 21:51:49 -06001656 return 0;
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001657}
1658#endif /* CONFIG_PPC || CONFIG_M68K */
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001659#endif /* !USE_HOSTCC */
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +01001660
Marian Balakowiczf50433d2008-02-21 17:20:20 +01001661#if defined(CONFIG_FIT)
1662/*****************************************************************************/
1663/* New uImage format routines */
1664/*****************************************************************************/
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001665#ifndef USE_HOSTCC
Marian Balakowiczf50433d2008-02-21 17:20:20 +01001666static int fit_parse_spec (const char *spec, char sepc, ulong addr_curr,
1667 ulong *addr, const char **name)
1668{
1669 const char *sep;
1670
1671 *addr = addr_curr;
1672 *name = NULL;
1673
1674 sep = strchr (spec, sepc);
1675 if (sep) {
1676 if (sep - spec > 0)
1677 *addr = simple_strtoul (spec, NULL, 16);
1678
1679 *name = sep + 1;
1680 return 1;
1681 }
1682
1683 return 0;
1684}
1685
1686/**
1687 * fit_parse_conf - parse FIT configuration spec
1688 * @spec: input string, containing configuration spec
1689 * @add_curr: current image address (to be used as a possible default)
1690 * @addr: pointer to a ulong variable, will hold FIT image address of a given
1691 * configuration
1692 * @conf_name double pointer to a char, will hold pointer to a configuration
1693 * unit name
1694 *
1695 * fit_parse_conf() expects configuration spec in the for of [<addr>]#<conf>,
1696 * where <addr> is a FIT image address that contains configuration
1697 * with a <conf> unit name.
1698 *
1699 * Address part is optional, and if omitted default add_curr will
1700 * be used instead.
1701 *
1702 * returns:
1703 * 1 if spec is a valid configuration string,
1704 * addr and conf_name are set accordingly
1705 * 0 otherwise
1706 */
1707inline int fit_parse_conf (const char *spec, ulong addr_curr,
1708 ulong *addr, const char **conf_name)
1709{
1710 return fit_parse_spec (spec, '#', addr_curr, addr, conf_name);
1711}
1712
1713/**
1714 * fit_parse_subimage - parse FIT subimage spec
1715 * @spec: input string, containing subimage spec
1716 * @add_curr: current image address (to be used as a possible default)
1717 * @addr: pointer to a ulong variable, will hold FIT image address of a given
1718 * subimage
1719 * @image_name: double pointer to a char, will hold pointer to a subimage name
1720 *
1721 * fit_parse_subimage() expects subimage spec in the for of
1722 * [<addr>]:<subimage>, where <addr> is a FIT image address that contains
1723 * subimage with a <subimg> unit name.
1724 *
1725 * Address part is optional, and if omitted default add_curr will
1726 * be used instead.
1727 *
1728 * returns:
1729 * 1 if spec is a valid subimage string,
1730 * addr and image_name are set accordingly
1731 * 0 otherwise
1732 */
1733inline int fit_parse_subimage (const char *spec, ulong addr_curr,
1734 ulong *addr, const char **image_name)
1735{
1736 return fit_parse_spec (spec, ':', addr_curr, addr, image_name);
1737}
Marian Balakowicz570abb02008-02-29 15:59:59 +01001738#endif /* !USE_HOSTCC */
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001739
1740static void fit_get_debug (const void *fit, int noffset,
1741 char *prop_name, int err)
1742{
1743 debug ("Can't get '%s' property from FIT 0x%08lx, "
1744 "node: offset %d, name %s (%s)\n",
1745 prop_name, (ulong)fit, noffset,
1746 fit_get_name (fit, noffset, NULL),
1747 fdt_strerror (err));
1748}
1749
1750/**
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001751 * fit_print_contents - prints out the contents of the FIT format image
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001752 * @fit: pointer to the FIT format image header
1753 * @p: pointer to prefix string
1754 *
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001755 * fit_print_contents() formats a multi line FIT image contents description.
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001756 * The routine prints out FIT image properties (root node level) follwed by
1757 * the details of each component image.
1758 *
1759 * returns:
1760 * no returned results
1761 */
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001762void fit_print_contents (const void *fit)
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001763{
1764 char *desc;
1765 char *uname;
1766 int images_noffset;
1767 int confs_noffset;
1768 int noffset;
1769 int ndepth;
1770 int count = 0;
1771 int ret;
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001772 const char *p;
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001773#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
1774 time_t timestamp;
1775#endif
1776
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001777#ifdef USE_HOSTCC
1778 p = "";
1779#else
1780 p = " ";
1781#endif
1782
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001783 /* Root node properties */
1784 ret = fit_get_desc (fit, 0, &desc);
1785 printf ("%sFIT description: ", p);
1786 if (ret)
1787 printf ("unavailable\n");
1788 else
1789 printf ("%s\n", desc);
1790
1791#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
1792 ret = fit_get_timestamp (fit, 0, &timestamp);
1793 printf ("%sCreated: ", p);
1794 if (ret)
1795 printf ("unavailable\n");
1796 else
1797 genimg_print_time (timestamp);
1798#endif
1799
1800 /* Find images parent node offset */
1801 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
1802 if (images_noffset < 0) {
1803 printf ("Can't find images parent node '%s' (%s)\n",
1804 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
1805 return;
1806 }
1807
1808 /* Process its subnodes, print out component images details */
1809 for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth);
1810 (noffset >= 0) && (ndepth > 0);
1811 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1812 if (ndepth == 1) {
1813 /*
1814 * Direct child node of the images parent node,
1815 * i.e. component image node.
1816 */
1817 printf ("%s Image %u (%s)\n", p, count++,
1818 fit_get_name(fit, noffset, NULL));
1819
1820 fit_image_print (fit, noffset, p);
1821 }
1822 }
1823
1824 /* Find configurations parent node offset */
1825 confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH);
1826 if (confs_noffset < 0) {
1827 debug ("Can't get configurations parent node '%s' (%s)\n",
1828 FIT_CONFS_PATH, fdt_strerror (confs_noffset));
1829 return;
1830 }
1831
1832 /* get default configuration unit name from default property */
1833 uname = (char *)fdt_getprop (fit, noffset, FIT_DEFAULT_PROP, NULL);
1834 if (uname)
1835 printf ("%s Default Configuration: '%s'\n", p, uname);
1836
1837 /* Process its subnodes, print out configurations details */
1838 for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, confs_noffset, &ndepth);
1839 (noffset >= 0) && (ndepth > 0);
1840 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1841 if (ndepth == 1) {
1842 /*
1843 * Direct child node of the configurations parent node,
1844 * i.e. configuration node.
1845 */
1846 printf ("%s Configuration %u (%s)\n", p, count++,
1847 fit_get_name(fit, noffset, NULL));
1848
1849 fit_conf_print (fit, noffset, p);
1850 }
1851 }
1852}
1853
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001854/**
1855 * fit_image_print - prints out the FIT component image details
1856 * @fit: pointer to the FIT format image header
1857 * @image_noffset: offset of the component image node
1858 * @p: pointer to prefix string
1859 *
1860 * fit_image_print() lists all mandatory properies for the processed component
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02001861 * image. If present, hash nodes are printed out as well. Load
1862 * address for images of type firmware is also printed out. Since the load
1863 * address is not mandatory for firmware images, it will be output as
1864 * "unavailable" when not present.
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001865 *
1866 * returns:
1867 * no returned results
1868 */
1869void fit_image_print (const void *fit, int image_noffset, const char *p)
1870{
1871 char *desc;
1872 uint8_t type, arch, os, comp;
1873 size_t size;
1874 ulong load, entry;
1875 const void *data;
1876 int noffset;
1877 int ndepth;
1878 int ret;
1879
1880 /* Mandatory properties */
1881 ret = fit_get_desc (fit, image_noffset, &desc);
1882 printf ("%s Description: ", p);
1883 if (ret)
1884 printf ("unavailable\n");
1885 else
1886 printf ("%s\n", desc);
1887
1888 fit_image_get_type (fit, image_noffset, &type);
1889 printf ("%s Type: %s\n", p, genimg_get_type_name (type));
1890
1891 fit_image_get_comp (fit, image_noffset, &comp);
1892 printf ("%s Compression: %s\n", p, genimg_get_comp_name (comp));
1893
1894 ret = fit_image_get_data (fit, image_noffset, &data, &size);
1895
1896#ifndef USE_HOSTCC
1897 printf ("%s Data Start: ", p);
1898 if (ret)
1899 printf ("unavailable\n");
1900 else
1901 printf ("0x%08lx\n", (ulong)data);
1902#endif
1903
1904 printf ("%s Data Size: ", p);
1905 if (ret)
1906 printf ("unavailable\n");
1907 else
1908 genimg_print_size (size);
1909
1910 /* Remaining, type dependent properties */
1911 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
1912 (type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) ||
1913 (type == IH_TYPE_FLATDT)) {
1914 fit_image_get_arch (fit, image_noffset, &arch);
1915 printf ("%s Architecture: %s\n", p, genimg_get_arch_name (arch));
1916 }
1917
1918 if (type == IH_TYPE_KERNEL) {
1919 fit_image_get_os (fit, image_noffset, &os);
1920 printf ("%s OS: %s\n", p, genimg_get_os_name (os));
1921 }
1922
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02001923 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
1924 (type == IH_TYPE_FIRMWARE)) {
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001925 ret = fit_image_get_load (fit, image_noffset, &load);
1926 printf ("%s Load Address: ", p);
1927 if (ret)
1928 printf ("unavailable\n");
1929 else
1930 printf ("0x%08lx\n", load);
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02001931 }
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001932
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02001933 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE)) {
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001934 fit_image_get_entry (fit, image_noffset, &entry);
1935 printf ("%s Entry Point: ", p);
1936 if (ret)
1937 printf ("unavailable\n");
1938 else
1939 printf ("0x%08lx\n", entry);
1940 }
1941
1942 /* Process all hash subnodes of the component image node */
1943 for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
1944 (noffset >= 0) && (ndepth > 0);
1945 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1946 if (ndepth == 1) {
1947 /* Direct child node of the component image node */
1948 fit_image_print_hash (fit, noffset, p);
1949 }
1950 }
1951}
1952
1953/**
1954 * fit_image_print_hash - prints out the hash node details
1955 * @fit: pointer to the FIT format image header
1956 * @noffset: offset of the hash node
1957 * @p: pointer to prefix string
1958 *
1959 * fit_image_print_hash() lists properies for the processed hash node
1960 *
1961 * returns:
1962 * no returned results
1963 */
1964void fit_image_print_hash (const void *fit, int noffset, const char *p)
1965{
1966 char *algo;
1967 uint8_t *value;
1968 int value_len;
1969 int i, ret;
1970
1971 /*
1972 * Check subnode name, must be equal to "hash".
1973 * Multiple hash nodes require unique unit node
1974 * names, e.g. hash@1, hash@2, etc.
1975 */
1976 if (strncmp (fit_get_name(fit, noffset, NULL),
1977 FIT_HASH_NODENAME,
1978 strlen(FIT_HASH_NODENAME)) != 0)
1979 return;
1980
1981 debug ("%s Hash node: '%s'\n", p,
1982 fit_get_name (fit, noffset, NULL));
1983
1984 printf ("%s Hash algo: ", p);
1985 if (fit_image_hash_get_algo (fit, noffset, &algo)) {
1986 printf ("invalid/unsupported\n");
1987 return;
1988 }
1989 printf ("%s\n", algo);
1990
1991 ret = fit_image_hash_get_value (fit, noffset, &value,
1992 &value_len);
1993 printf ("%s Hash value: ", p);
1994 if (ret) {
1995 printf ("unavailable\n");
1996 } else {
1997 for (i = 0; i < value_len; i++)
1998 printf ("%02x", value[i]);
1999 printf ("\n");
2000 }
2001
2002 debug ("%s Hash len: %d\n", p, value_len);
2003}
2004
2005/**
2006 * fit_get_desc - get node description property
2007 * @fit: pointer to the FIT format image header
2008 * @noffset: node offset
2009 * @desc: double pointer to the char, will hold pointer to the descrption
2010 *
2011 * fit_get_desc() reads description property from a given node, if
2012 * description is found pointer to it is returened in third call argument.
2013 *
2014 * returns:
2015 * 0, on success
2016 * -1, on failure
2017 */
2018int fit_get_desc (const void *fit, int noffset, char **desc)
2019{
2020 int len;
2021
2022 *desc = (char *)fdt_getprop (fit, noffset, FIT_DESC_PROP, &len);
2023 if (*desc == NULL) {
2024 fit_get_debug (fit, noffset, FIT_DESC_PROP, len);
2025 return -1;
2026 }
2027
2028 return 0;
2029}
2030
2031/**
2032 * fit_get_timestamp - get node timestamp property
2033 * @fit: pointer to the FIT format image header
2034 * @noffset: node offset
2035 * @timestamp: pointer to the time_t, will hold read timestamp
2036 *
2037 * fit_get_timestamp() reads timestamp poperty from given node, if timestamp
2038 * is found and has a correct size its value is retured in third call
2039 * argument.
2040 *
2041 * returns:
2042 * 0, on success
2043 * -1, on property read failure
2044 * -2, on wrong timestamp size
2045 */
2046int fit_get_timestamp (const void *fit, int noffset, time_t *timestamp)
2047{
2048 int len;
2049 const void *data;
2050
2051 data = fdt_getprop (fit, noffset, FIT_TIMESTAMP_PROP, &len);
2052 if (data == NULL) {
2053 fit_get_debug (fit, noffset, FIT_TIMESTAMP_PROP, len);
2054 return -1;
2055 }
2056 if (len != sizeof (uint32_t)) {
2057 debug ("FIT timestamp with incorrect size of (%u)\n", len);
2058 return -2;
2059 }
2060
2061 *timestamp = uimage_to_cpu (*((uint32_t *)data));
2062 return 0;
2063}
2064
2065/**
2066 * fit_image_get_node - get node offset for component image of a given unit name
2067 * @fit: pointer to the FIT format image header
2068 * @image_uname: component image node unit name
2069 *
2070 * fit_image_get_node() finds a component image (withing the '/images'
2071 * node) of a provided unit name. If image is found its node offset is
2072 * returned to the caller.
2073 *
2074 * returns:
2075 * image node offset when found (>=0)
2076 * negative number on failure (FDT_ERR_* code)
2077 */
2078int fit_image_get_node (const void *fit, const char *image_uname)
2079{
2080 int noffset, images_noffset;
2081
2082 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
2083 if (images_noffset < 0) {
2084 debug ("Can't find images parent node '%s' (%s)\n",
2085 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
2086 return images_noffset;
2087 }
2088
2089 noffset = fdt_subnode_offset (fit, images_noffset, image_uname);
2090 if (noffset < 0) {
2091 debug ("Can't get node offset for image unit name: '%s' (%s)\n",
2092 image_uname, fdt_strerror (noffset));
2093 }
2094
2095 return noffset;
2096}
2097
2098/**
2099 * fit_image_get_os - get os id for a given component image node
2100 * @fit: pointer to the FIT format image header
2101 * @noffset: component image node offset
2102 * @os: pointer to the uint8_t, will hold os numeric id
2103 *
2104 * fit_image_get_os() finds os property in a given component image node.
2105 * If the property is found, its (string) value is translated to the numeric
2106 * id which is returned to the caller.
2107 *
2108 * returns:
2109 * 0, on success
2110 * -1, on failure
2111 */
2112int fit_image_get_os (const void *fit, int noffset, uint8_t *os)
2113{
2114 int len;
2115 const void *data;
2116
2117 /* Get OS name from property data */
2118 data = fdt_getprop (fit, noffset, FIT_OS_PROP, &len);
2119 if (data == NULL) {
2120 fit_get_debug (fit, noffset, FIT_OS_PROP, len);
2121 *os = -1;
2122 return -1;
2123 }
2124
2125 /* Translate OS name to id */
2126 *os = genimg_get_os_id (data);
2127 return 0;
2128}
2129
2130/**
2131 * fit_image_get_arch - get arch id for a given component image node
2132 * @fit: pointer to the FIT format image header
2133 * @noffset: component image node offset
2134 * @arch: pointer to the uint8_t, will hold arch numeric id
2135 *
2136 * fit_image_get_arch() finds arch property in a given component image node.
2137 * If the property is found, its (string) value is translated to the numeric
2138 * id which is returned to the caller.
2139 *
2140 * returns:
2141 * 0, on success
2142 * -1, on failure
2143 */
2144int fit_image_get_arch (const void *fit, int noffset, uint8_t *arch)
2145{
2146 int len;
2147 const void *data;
2148
2149 /* Get architecture name from property data */
2150 data = fdt_getprop (fit, noffset, FIT_ARCH_PROP, &len);
2151 if (data == NULL) {
2152 fit_get_debug (fit, noffset, FIT_ARCH_PROP, len);
2153 *arch = -1;
2154 return -1;
2155 }
2156
2157 /* Translate architecture name to id */
2158 *arch = genimg_get_arch_id (data);
2159 return 0;
2160}
2161
2162/**
2163 * fit_image_get_type - get type id for a given component image node
2164 * @fit: pointer to the FIT format image header
2165 * @noffset: component image node offset
2166 * @type: pointer to the uint8_t, will hold type numeric id
2167 *
2168 * fit_image_get_type() finds type property in a given component image node.
2169 * If the property is found, its (string) value is translated to the numeric
2170 * id which is returned to the caller.
2171 *
2172 * returns:
2173 * 0, on success
2174 * -1, on failure
2175 */
2176int fit_image_get_type (const void *fit, int noffset, uint8_t *type)
2177{
2178 int len;
2179 const void *data;
2180
2181 /* Get image type name from property data */
2182 data = fdt_getprop (fit, noffset, FIT_TYPE_PROP, &len);
2183 if (data == NULL) {
2184 fit_get_debug (fit, noffset, FIT_TYPE_PROP, len);
2185 *type = -1;
2186 return -1;
2187 }
2188
2189 /* Translate image type name to id */
2190 *type = genimg_get_type_id (data);
2191 return 0;
2192}
2193
2194/**
2195 * fit_image_get_comp - get comp id for a given component image node
2196 * @fit: pointer to the FIT format image header
2197 * @noffset: component image node offset
2198 * @comp: pointer to the uint8_t, will hold comp numeric id
2199 *
2200 * fit_image_get_comp() finds comp property in a given component image node.
2201 * If the property is found, its (string) value is translated to the numeric
2202 * id which is returned to the caller.
2203 *
2204 * returns:
2205 * 0, on success
2206 * -1, on failure
2207 */
2208int fit_image_get_comp (const void *fit, int noffset, uint8_t *comp)
2209{
2210 int len;
2211 const void *data;
2212
2213 /* Get compression name from property data */
2214 data = fdt_getprop (fit, noffset, FIT_COMP_PROP, &len);
2215 if (data == NULL) {
2216 fit_get_debug (fit, noffset, FIT_COMP_PROP, len);
2217 *comp = -1;
2218 return -1;
2219 }
2220
2221 /* Translate compression name to id */
2222 *comp = genimg_get_comp_id (data);
2223 return 0;
2224}
2225
2226/**
2227 * fit_image_get_load - get load address property for a given component image node
2228 * @fit: pointer to the FIT format image header
2229 * @noffset: component image node offset
2230 * @load: pointer to the uint32_t, will hold load address
2231 *
2232 * fit_image_get_load() finds load address property in a given component image node.
2233 * If the property is found, its value is returned to the caller.
2234 *
2235 * returns:
2236 * 0, on success
2237 * -1, on failure
2238 */
2239int fit_image_get_load (const void *fit, int noffset, ulong *load)
2240{
2241 int len;
2242 const uint32_t *data;
2243
2244 data = fdt_getprop (fit, noffset, FIT_LOAD_PROP, &len);
2245 if (data == NULL) {
2246 fit_get_debug (fit, noffset, FIT_LOAD_PROP, len);
2247 return -1;
2248 }
2249
2250 *load = uimage_to_cpu (*data);
2251 return 0;
2252}
2253
2254/**
2255 * fit_image_get_entry - get entry point address property for a given component image node
2256 * @fit: pointer to the FIT format image header
2257 * @noffset: component image node offset
2258 * @entry: pointer to the uint32_t, will hold entry point address
2259 *
2260 * fit_image_get_entry() finds entry point address property in a given component image node.
2261 * If the property is found, its value is returned to the caller.
2262 *
2263 * returns:
2264 * 0, on success
2265 * -1, on failure
2266 */
2267int fit_image_get_entry (const void *fit, int noffset, ulong *entry)
2268{
2269 int len;
2270 const uint32_t *data;
2271
2272 data = fdt_getprop (fit, noffset, FIT_ENTRY_PROP, &len);
2273 if (data == NULL) {
2274 fit_get_debug (fit, noffset, FIT_ENTRY_PROP, len);
2275 return -1;
2276 }
2277
2278 *entry = uimage_to_cpu (*data);
2279 return 0;
2280}
2281
2282/**
2283 * fit_image_get_data - get data property and its size for a given component image node
2284 * @fit: pointer to the FIT format image header
2285 * @noffset: component image node offset
2286 * @data: double pointer to void, will hold data property's data address
2287 * @size: pointer to size_t, will hold data property's data size
2288 *
2289 * fit_image_get_data() finds data property in a given component image node.
2290 * If the property is found its data start address and size are returned to
2291 * the caller.
2292 *
2293 * returns:
2294 * 0, on success
2295 * -1, on failure
2296 */
2297int fit_image_get_data (const void *fit, int noffset,
2298 const void **data, size_t *size)
2299{
2300 int len;
2301
2302 *data = fdt_getprop (fit, noffset, FIT_DATA_PROP, &len);
2303 if (*data == NULL) {
2304 fit_get_debug (fit, noffset, FIT_DATA_PROP, len);
2305 *size = 0;
2306 return -1;
2307 }
2308
2309 *size = len;
2310 return 0;
2311}
2312
2313/**
2314 * fit_image_hash_get_algo - get hash algorithm name
2315 * @fit: pointer to the FIT format image header
2316 * @noffset: hash node offset
2317 * @algo: double pointer to char, will hold pointer to the algorithm name
2318 *
2319 * fit_image_hash_get_algo() finds hash algorithm property in a given hash node.
2320 * If the property is found its data start address is returned to the caller.
2321 *
2322 * returns:
2323 * 0, on success
2324 * -1, on failure
2325 */
2326int fit_image_hash_get_algo (const void *fit, int noffset, char **algo)
2327{
2328 int len;
2329
2330 *algo = (char *)fdt_getprop (fit, noffset, FIT_ALGO_PROP, &len);
2331 if (*algo == NULL) {
2332 fit_get_debug (fit, noffset, FIT_ALGO_PROP, len);
2333 return -1;
2334 }
2335
2336 return 0;
2337}
2338
2339/**
2340 * fit_image_hash_get_value - get hash value and length
2341 * @fit: pointer to the FIT format image header
2342 * @noffset: hash node offset
2343 * @value: double pointer to uint8_t, will hold address of a hash value data
2344 * @value_len: pointer to an int, will hold hash data length
2345 *
2346 * fit_image_hash_get_value() finds hash value property in a given hash node.
2347 * If the property is found its data start address and size are returned to
2348 * the caller.
2349 *
2350 * returns:
2351 * 0, on success
2352 * -1, on failure
2353 */
2354int fit_image_hash_get_value (const void *fit, int noffset, uint8_t **value,
2355 int *value_len)
2356{
2357 int len;
2358
2359 *value = (uint8_t *)fdt_getprop (fit, noffset, FIT_VALUE_PROP, &len);
2360 if (*value == NULL) {
2361 fit_get_debug (fit, noffset, FIT_VALUE_PROP, len);
2362 *value_len = 0;
2363 return -1;
2364 }
2365
2366 *value_len = len;
2367 return 0;
2368}
2369
2370/**
2371 * fit_set_timestamp - set node timestamp property
2372 * @fit: pointer to the FIT format image header
2373 * @noffset: node offset
2374 * @timestamp: timestamp value to be set
2375 *
2376 * fit_set_timestamp() attempts to set timestamp property in the requested
2377 * node and returns operation status to the caller.
2378 *
2379 * returns:
2380 * 0, on success
2381 * -1, on property read failure
2382 */
2383int fit_set_timestamp (void *fit, int noffset, time_t timestamp)
2384{
2385 uint32_t t;
2386 int ret;
2387
2388 t = cpu_to_uimage (timestamp);
2389 ret = fdt_setprop (fit, noffset, FIT_TIMESTAMP_PROP, &t,
2390 sizeof (uint32_t));
2391 if (ret) {
2392 printf ("Can't set '%s' property for '%s' node (%s)\n",
2393 FIT_TIMESTAMP_PROP, fit_get_name (fit, noffset, NULL),
2394 fdt_strerror (ret));
2395 return -1;
2396 }
2397
2398 return 0;
2399}
2400
2401/**
2402 * calculate_hash - calculate and return hash for provided input data
2403 * @data: pointer to the input data
2404 * @data_len: data length
2405 * @algo: requested hash algorithm
2406 * @value: pointer to the char, will hold hash value data (caller must
2407 * allocate enough free space)
2408 * value_len: length of the calculated hash
2409 *
2410 * calculate_hash() computes input data hash according to the requested algorithm.
2411 * Resulting hash value is placed in caller provided 'value' buffer, length
2412 * of the calculated hash is returned via value_len pointer argument.
2413 *
2414 * returns:
2415 * 0, on success
2416 * -1, when algo is unsupported
2417 */
2418static int calculate_hash (const void *data, int data_len, const char *algo,
2419 uint8_t *value, int *value_len)
2420{
2421 if (strcmp (algo, "crc32") == 0 ) {
Bartlomiej Sieka75903782008-04-25 13:54:02 +02002422 *((uint32_t *)value) = crc32_wd (0, data, data_len,
2423 CHUNKSZ_CRC32);
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002424 *((uint32_t *)value) = cpu_to_uimage (*((uint32_t *)value));
2425 *value_len = 4;
2426 } else if (strcmp (algo, "sha1") == 0 ) {
Bartlomiej Sieka75903782008-04-25 13:54:02 +02002427 sha1_csum_wd ((unsigned char *) data, data_len,
2428 (unsigned char *) value, CHUNKSZ_SHA1);
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002429 *value_len = 20;
2430 } else if (strcmp (algo, "md5") == 0 ) {
Bartlomiej Sieka75903782008-04-25 13:54:02 +02002431 md5_wd ((unsigned char *)data, data_len, value, CHUNKSZ_MD5);
Bartlomiej Sieka766529f2008-03-14 16:22:34 +01002432 *value_len = 16;
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002433 } else {
2434 debug ("Unsupported hash alogrithm\n");
2435 return -1;
2436 }
2437 return 0;
2438}
2439
2440#ifdef USE_HOSTCC
2441/**
2442 * fit_set_hashes - process FIT component image nodes and calculate hashes
2443 * @fit: pointer to the FIT format image header
2444 *
2445 * fit_set_hashes() adds hash values for all component images in the FIT blob.
2446 * Hashes are calculated for all component images which have hash subnodes
2447 * with algorithm property set to one of the supported hash algorithms.
2448 *
2449 * returns
2450 * 0, on success
2451 * libfdt error code, on failure
2452 */
2453int fit_set_hashes (void *fit)
2454{
2455 int images_noffset;
2456 int noffset;
2457 int ndepth;
2458 int ret;
2459
2460 /* Find images parent node offset */
2461 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
2462 if (images_noffset < 0) {
2463 printf ("Can't find images parent node '%s' (%s)\n",
2464 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
2465 return images_noffset;
2466 }
2467
2468 /* Process its subnodes, print out component images details */
2469 for (ndepth = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth);
2470 (noffset >= 0) && (ndepth > 0);
2471 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2472 if (ndepth == 1) {
2473 /*
2474 * Direct child node of the images parent node,
2475 * i.e. component image node.
2476 */
2477 ret = fit_image_set_hashes (fit, noffset);
2478 if (ret)
2479 return ret;
2480 }
2481 }
2482
2483 return 0;
2484}
2485
2486/**
2487 * fit_image_set_hashes - calculate/set hashes for given component image node
2488 * @fit: pointer to the FIT format image header
2489 * @image_noffset: requested component image node
2490 *
2491 * fit_image_set_hashes() adds hash values for an component image node. All
2492 * existing hash subnodes are checked, if algorithm property is set to one of
2493 * the supported hash algorithms, hash value is computed and corresponding
2494 * hash node property is set, for example:
2495 *
2496 * Input component image node structure:
2497 *
2498 * o image@1 (at image_noffset)
2499 * | - data = [binary data]
2500 * o hash@1
2501 * |- algo = "sha1"
2502 *
2503 * Output component image node structure:
2504 *
2505 * o image@1 (at image_noffset)
2506 * | - data = [binary data]
2507 * o hash@1
2508 * |- algo = "sha1"
2509 * |- value = sha1(data)
2510 *
2511 * returns:
2512 * 0 on sucess
2513 * <0 on failure
2514 */
2515int fit_image_set_hashes (void *fit, int image_noffset)
2516{
2517 const void *data;
2518 size_t size;
2519 char *algo;
2520 uint8_t value[FIT_MAX_HASH_LEN];
2521 int value_len;
2522 int noffset;
2523 int ndepth;
2524
2525 /* Get image data and data length */
2526 if (fit_image_get_data (fit, image_noffset, &data, &size)) {
2527 printf ("Can't get image data/size\n");
2528 return -1;
2529 }
2530
2531 /* Process all hash subnodes of the component image node */
2532 for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
2533 (noffset >= 0) && (ndepth > 0);
2534 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2535 if (ndepth == 1) {
2536 /* Direct child node of the component image node */
2537
2538 /*
2539 * Check subnode name, must be equal to "hash".
2540 * Multiple hash nodes require unique unit node
2541 * names, e.g. hash@1, hash@2, etc.
2542 */
2543 if (strncmp (fit_get_name(fit, noffset, NULL),
2544 FIT_HASH_NODENAME,
2545 strlen(FIT_HASH_NODENAME)) != 0) {
2546 /* Not a hash subnode, skip it */
2547 continue;
2548 }
2549
2550 if (fit_image_hash_get_algo (fit, noffset, &algo)) {
2551 printf ("Can't get hash algo property for "
2552 "'%s' hash node in '%s' image node\n",
2553 fit_get_name (fit, noffset, NULL),
2554 fit_get_name (fit, image_noffset, NULL));
2555 return -1;
2556 }
2557
2558 if (calculate_hash (data, size, algo, value, &value_len)) {
2559 printf ("Unsupported hash algorithm (%s) for "
2560 "'%s' hash node in '%s' image node\n",
2561 algo, fit_get_name (fit, noffset, NULL),
2562 fit_get_name (fit, image_noffset, NULL));
2563 return -1;
2564 }
2565
2566 if (fit_image_hash_set_value (fit, noffset, value,
2567 value_len)) {
2568 printf ("Can't set hash value for "
2569 "'%s' hash node in '%s' image node\n",
2570 fit_get_name (fit, noffset, NULL),
2571 fit_get_name (fit, image_noffset, NULL));
2572 return -1;
2573 }
2574 }
2575 }
2576
2577 return 0;
2578}
2579
2580/**
2581 * fit_image_hash_set_value - set hash value in requested has node
2582 * @fit: pointer to the FIT format image header
2583 * @noffset: hash node offset
2584 * @value: hash value to be set
2585 * @value_len: hash value length
2586 *
2587 * fit_image_hash_set_value() attempts to set hash value in a node at offset
2588 * given and returns operation status to the caller.
2589 *
2590 * returns
2591 * 0, on success
2592 * -1, on failure
2593 */
2594int fit_image_hash_set_value (void *fit, int noffset, uint8_t *value,
2595 int value_len)
2596{
2597 int ret;
2598
2599 ret = fdt_setprop (fit, noffset, FIT_VALUE_PROP, value, value_len);
2600 if (ret) {
2601 printf ("Can't set hash '%s' property for '%s' node (%s)\n",
2602 FIT_VALUE_PROP, fit_get_name (fit, noffset, NULL),
2603 fdt_strerror (ret));
2604 return -1;
2605 }
2606
2607 return 0;
2608}
2609#endif /* USE_HOSTCC */
2610
2611/**
2612 * fit_image_check_hashes - verify data intergity
2613 * @fit: pointer to the FIT format image header
2614 * @image_noffset: component image node offset
2615 *
2616 * fit_image_check_hashes() goes over component image hash nodes,
2617 * re-calculates each data hash and compares with the value stored in hash
2618 * node.
2619 *
2620 * returns:
2621 * 1, if all hashes are valid
2622 * 0, otherwise (or on error)
2623 */
2624int fit_image_check_hashes (const void *fit, int image_noffset)
2625{
2626 const void *data;
2627 size_t size;
2628 char *algo;
2629 uint8_t *fit_value;
2630 int fit_value_len;
2631 uint8_t value[FIT_MAX_HASH_LEN];
2632 int value_len;
2633 int noffset;
2634 int ndepth;
2635 char *err_msg = "";
2636
2637 /* Get image data and data length */
2638 if (fit_image_get_data (fit, image_noffset, &data, &size)) {
2639 printf ("Can't get image data/size\n");
2640 return 0;
2641 }
2642
2643 /* Process all hash subnodes of the component image node */
2644 for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
2645 (noffset >= 0) && (ndepth > 0);
2646 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2647 if (ndepth == 1) {
2648 /* Direct child node of the component image node */
2649
2650 /*
2651 * Check subnode name, must be equal to "hash".
2652 * Multiple hash nodes require unique unit node
2653 * names, e.g. hash@1, hash@2, etc.
2654 */
2655 if (strncmp (fit_get_name(fit, noffset, NULL),
2656 FIT_HASH_NODENAME,
2657 strlen(FIT_HASH_NODENAME)) != 0)
2658 continue;
2659
2660 if (fit_image_hash_get_algo (fit, noffset, &algo)) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002661 err_msg = " error!\nCan't get hash algo "
2662 "property";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002663 goto error;
2664 }
2665 printf ("%s", algo);
2666
2667 if (fit_image_hash_get_value (fit, noffset, &fit_value,
2668 &fit_value_len)) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002669 err_msg = " error!\nCan't get hash value "
2670 "property";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002671 goto error;
2672 }
2673
2674 if (calculate_hash (data, size, algo, value, &value_len)) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002675 err_msg = " error!\nUnsupported hash algorithm";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002676 goto error;
2677 }
2678
2679 if (value_len != fit_value_len) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002680 err_msg = " error !\nBad hash value len";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002681 goto error;
2682 } else if (memcmp (value, fit_value, value_len) != 0) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002683 err_msg = " error!\nBad hash value";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002684 goto error;
2685 }
2686 printf ("+ ");
2687 }
2688 }
2689
2690 return 1;
2691
2692error:
2693 printf ("%s for '%s' hash node in '%s' image node\n",
2694 err_msg, fit_get_name (fit, noffset, NULL),
2695 fit_get_name (fit, image_noffset, NULL));
2696 return 0;
2697}
2698
2699/**
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002700 * fit_all_image_check_hashes - verify data intergity for all images
2701 * @fit: pointer to the FIT format image header
2702 *
2703 * fit_all_image_check_hashes() goes over all images in the FIT and
2704 * for every images checks if all it's hashes are valid.
2705 *
2706 * returns:
2707 * 1, if all hashes of all images are valid
2708 * 0, otherwise (or on error)
2709 */
2710int fit_all_image_check_hashes (const void *fit)
2711{
2712 int images_noffset;
2713 int noffset;
2714 int ndepth;
2715 int count;
2716
2717 /* Find images parent node offset */
2718 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
2719 if (images_noffset < 0) {
2720 printf ("Can't find images parent node '%s' (%s)\n",
2721 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
2722 return 0;
2723 }
2724
2725 /* Process all image subnodes, check hashes for each */
2726 printf ("## Checking hash(es) for FIT Image at %08lx ...\n",
2727 (ulong)fit);
2728 for (ndepth = 0, count = 0,
2729 noffset = fdt_next_node (fit, images_noffset, &ndepth);
2730 (noffset >= 0) && (ndepth > 0);
2731 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2732 if (ndepth == 1) {
2733 /*
2734 * Direct child node of the images parent node,
2735 * i.e. component image node.
2736 */
2737 printf (" Hash(es) for Image %u (%s): ", count++,
2738 fit_get_name (fit, noffset, NULL));
2739
2740 if (!fit_image_check_hashes (fit, noffset))
2741 return 0;
2742 printf ("\n");
2743 }
2744 }
2745 return 1;
2746}
2747
2748/**
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002749 * fit_image_check_os - check whether image node is of a given os type
2750 * @fit: pointer to the FIT format image header
2751 * @noffset: component image node offset
2752 * @os: requested image os
2753 *
2754 * fit_image_check_os() reads image os property and compares its numeric
2755 * id with the requested os. Comparison result is returned to the caller.
2756 *
2757 * returns:
2758 * 1 if image is of given os type
2759 * 0 otherwise (or on error)
2760 */
2761int fit_image_check_os (const void *fit, int noffset, uint8_t os)
2762{
2763 uint8_t image_os;
2764
2765 if (fit_image_get_os (fit, noffset, &image_os))
2766 return 0;
2767 return (os == image_os);
2768}
2769
2770/**
2771 * fit_image_check_arch - check whether image node is of a given arch
2772 * @fit: pointer to the FIT format image header
2773 * @noffset: component image node offset
2774 * @arch: requested imagearch
2775 *
2776 * fit_image_check_arch() reads image arch property and compares its numeric
2777 * id with the requested arch. Comparison result is returned to the caller.
2778 *
2779 * returns:
2780 * 1 if image is of given arch
2781 * 0 otherwise (or on error)
2782 */
2783int fit_image_check_arch (const void *fit, int noffset, uint8_t arch)
2784{
2785 uint8_t image_arch;
2786
2787 if (fit_image_get_arch (fit, noffset, &image_arch))
2788 return 0;
2789 return (arch == image_arch);
2790}
2791
2792/**
2793 * fit_image_check_type - check whether image node is of a given type
2794 * @fit: pointer to the FIT format image header
2795 * @noffset: component image node offset
2796 * @type: requested image type
2797 *
2798 * fit_image_check_type() reads image type property and compares its numeric
2799 * id with the requested type. Comparison result is returned to the caller.
2800 *
2801 * returns:
2802 * 1 if image is of given type
2803 * 0 otherwise (or on error)
2804 */
2805int fit_image_check_type (const void *fit, int noffset, uint8_t type)
2806{
2807 uint8_t image_type;
2808
2809 if (fit_image_get_type (fit, noffset, &image_type))
2810 return 0;
2811 return (type == image_type);
2812}
2813
2814/**
2815 * fit_image_check_comp - check whether image node uses given compression
2816 * @fit: pointer to the FIT format image header
2817 * @noffset: component image node offset
2818 * @comp: requested image compression type
2819 *
2820 * fit_image_check_comp() reads image compression property and compares its
2821 * numeric id with the requested compression type. Comparison result is
2822 * returned to the caller.
2823 *
2824 * returns:
2825 * 1 if image uses requested compression
2826 * 0 otherwise (or on error)
2827 */
2828int fit_image_check_comp (const void *fit, int noffset, uint8_t comp)
2829{
2830 uint8_t image_comp;
2831
2832 if (fit_image_get_comp (fit, noffset, &image_comp))
2833 return 0;
2834 return (comp == image_comp);
2835}
2836
2837/**
2838 * fit_check_format - sanity check FIT image format
2839 * @fit: pointer to the FIT format image header
2840 *
2841 * fit_check_format() runs a basic sanity FIT image verification.
2842 * Routine checks for mandatory properties, nodes, etc.
2843 *
2844 * returns:
2845 * 1, on success
2846 * 0, on failure
2847 */
2848int fit_check_format (const void *fit)
2849{
2850 /* mandatory / node 'description' property */
2851 if (fdt_getprop (fit, 0, FIT_DESC_PROP, NULL) == NULL) {
2852 debug ("Wrong FIT format: no description\n");
2853 return 0;
2854 }
2855
2856#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
2857 /* mandatory / node 'timestamp' property */
2858 if (fdt_getprop (fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) {
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02002859 debug ("Wrong FIT format: no timestamp\n");
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002860 return 0;
2861 }
2862#endif
2863
2864 /* mandatory subimages parent '/images' node */
2865 if (fdt_path_offset (fit, FIT_IMAGES_PATH) < 0) {
2866 debug ("Wrong FIT format: no images parent node\n");
2867 return 0;
2868 }
2869
2870 return 1;
2871}
2872
2873/**
2874 * fit_conf_get_node - get node offset for configuration of a given unit name
2875 * @fit: pointer to the FIT format image header
2876 * @conf_uname: configuration node unit name
2877 *
2878 * fit_conf_get_node() finds a configuration (withing the '/configurations'
2879 * parant node) of a provided unit name. If configuration is found its node offset
2880 * is returned to the caller.
2881 *
2882 * When NULL is provided in second argument fit_conf_get_node() will search
2883 * for a default configuration node instead. Default configuration node unit name
2884 * is retrived from FIT_DEFAULT_PROP property of the '/configurations' node.
2885 *
2886 * returns:
2887 * configuration node offset when found (>=0)
2888 * negative number on failure (FDT_ERR_* code)
2889 */
2890int fit_conf_get_node (const void *fit, const char *conf_uname)
2891{
2892 int noffset, confs_noffset;
2893 int len;
2894
2895 confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH);
2896 if (confs_noffset < 0) {
2897 debug ("Can't find configurations parent node '%s' (%s)\n",
2898 FIT_CONFS_PATH, fdt_strerror (confs_noffset));
2899 return confs_noffset;
2900 }
2901
2902 if (conf_uname == NULL) {
2903 /* get configuration unit name from the default property */
2904 debug ("No configuration specified, trying default...\n");
2905 conf_uname = (char *)fdt_getprop (fit, confs_noffset, FIT_DEFAULT_PROP, &len);
2906 if (conf_uname == NULL) {
2907 fit_get_debug (fit, confs_noffset, FIT_DEFAULT_PROP, len);
2908 return len;
2909 }
2910 debug ("Found default configuration: '%s'\n", conf_uname);
2911 }
2912
2913 noffset = fdt_subnode_offset (fit, confs_noffset, conf_uname);
2914 if (noffset < 0) {
2915 debug ("Can't get node offset for configuration unit name: '%s' (%s)\n",
2916 conf_uname, fdt_strerror (noffset));
2917 }
2918
2919 return noffset;
2920}
2921
2922static int __fit_conf_get_prop_node (const void *fit, int noffset,
2923 const char *prop_name)
2924{
2925 char *uname;
2926 int len;
2927
2928 /* get kernel image unit name from configuration kernel property */
2929 uname = (char *)fdt_getprop (fit, noffset, prop_name, &len);
2930 if (uname == NULL)
2931 return len;
2932
2933 return fit_image_get_node (fit, uname);
2934}
2935
2936/**
2937 * fit_conf_get_kernel_node - get kernel image node offset that corresponds to
2938 * a given configuration
2939 * @fit: pointer to the FIT format image header
2940 * @noffset: configuration node offset
2941 *
2942 * fit_conf_get_kernel_node() retrives kernel image node unit name from
2943 * configuration FIT_KERNEL_PROP property and translates it to the node
2944 * offset.
2945 *
2946 * returns:
2947 * image node offset when found (>=0)
2948 * negative number on failure (FDT_ERR_* code)
2949 */
2950int fit_conf_get_kernel_node (const void *fit, int noffset)
2951{
2952 return __fit_conf_get_prop_node (fit, noffset, FIT_KERNEL_PROP);
2953}
2954
2955/**
2956 * fit_conf_get_ramdisk_node - get ramdisk image node offset that corresponds to
2957 * a given configuration
2958 * @fit: pointer to the FIT format image header
2959 * @noffset: configuration node offset
2960 *
2961 * fit_conf_get_ramdisk_node() retrives ramdisk image node unit name from
2962 * configuration FIT_KERNEL_PROP property and translates it to the node
2963 * offset.
2964 *
2965 * returns:
2966 * image node offset when found (>=0)
2967 * negative number on failure (FDT_ERR_* code)
2968 */
2969int fit_conf_get_ramdisk_node (const void *fit, int noffset)
2970{
2971 return __fit_conf_get_prop_node (fit, noffset, FIT_RAMDISK_PROP);
2972}
2973
2974/**
2975 * fit_conf_get_fdt_node - get fdt image node offset that corresponds to
2976 * a given configuration
2977 * @fit: pointer to the FIT format image header
2978 * @noffset: configuration node offset
2979 *
2980 * fit_conf_get_fdt_node() retrives fdt image node unit name from
2981 * configuration FIT_KERNEL_PROP property and translates it to the node
2982 * offset.
2983 *
2984 * returns:
2985 * image node offset when found (>=0)
2986 * negative number on failure (FDT_ERR_* code)
2987 */
2988int fit_conf_get_fdt_node (const void *fit, int noffset)
2989{
2990 return __fit_conf_get_prop_node (fit, noffset, FIT_FDT_PROP);
2991}
2992
2993/**
2994 * fit_conf_print - prints out the FIT configuration details
2995 * @fit: pointer to the FIT format image header
Marian Balakowiczf773bea2008-03-12 10:35:46 +01002996 * @noffset: offset of the configuration node
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002997 * @p: pointer to prefix string
2998 *
2999 * fit_conf_print() lists all mandatory properies for the processed
3000 * configuration node.
3001 *
3002 * returns:
3003 * no returned results
3004 */
3005void fit_conf_print (const void *fit, int noffset, const char *p)
3006{
3007 char *desc;
3008 char *uname;
3009 int ret;
3010
3011 /* Mandatory properties */
3012 ret = fit_get_desc (fit, noffset, &desc);
3013 printf ("%s Description: ", p);
3014 if (ret)
3015 printf ("unavailable\n");
3016 else
3017 printf ("%s\n", desc);
3018
3019 uname = (char *)fdt_getprop (fit, noffset, FIT_KERNEL_PROP, NULL);
3020 printf ("%s Kernel: ", p);
3021 if (uname == NULL)
3022 printf ("unavailable\n");
3023 else
3024 printf ("%s\n", uname);
3025
3026 /* Optional properties */
3027 uname = (char *)fdt_getprop (fit, noffset, FIT_RAMDISK_PROP, NULL);
3028 if (uname)
3029 printf ("%s Init Ramdisk: %s\n", p, uname);
3030
3031 uname = (char *)fdt_getprop (fit, noffset, FIT_FDT_PROP, NULL);
3032 if (uname)
3033 printf ("%s FDT: %s\n", p, uname);
3034}
Marian Balakowiczc8779642008-03-12 10:12:37 +01003035
3036/**
3037 * fit_check_ramdisk - verify FIT format ramdisk subimage
3038 * @fit_hdr: pointer to the FIT ramdisk header
3039 * @rd_noffset: ramdisk subimage node offset within FIT image
3040 * @arch: requested ramdisk image architecture type
3041 * @verify: data CRC verification flag
3042 *
3043 * fit_check_ramdisk() verifies integrity of the ramdisk subimage and from
3044 * specified FIT image.
3045 *
3046 * returns:
3047 * 1, on success
3048 * 0, on failure
3049 */
3050#ifndef USE_HOSTCC
3051static int fit_check_ramdisk (const void *fit, int rd_noffset, uint8_t arch, int verify)
3052{
3053 fit_image_print (fit, rd_noffset, " ");
3054
3055 if (verify) {
3056 puts (" Verifying Hash Integrity ... ");
3057 if (!fit_image_check_hashes (fit, rd_noffset)) {
3058 puts ("Bad Data Hash\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +01003059 show_boot_progress (-125);
Marian Balakowiczc8779642008-03-12 10:12:37 +01003060 return 0;
3061 }
3062 puts ("OK\n");
3063 }
3064
Marian Balakowicz1372cce2008-03-12 10:33:01 +01003065 show_boot_progress (126);
Marian Balakowiczc8779642008-03-12 10:12:37 +01003066 if (!fit_image_check_os (fit, rd_noffset, IH_OS_LINUX) ||
3067 !fit_image_check_arch (fit, rd_noffset, arch) ||
3068 !fit_image_check_type (fit, rd_noffset, IH_TYPE_RAMDISK)) {
3069 printf ("No Linux %s Ramdisk Image\n",
3070 genimg_get_arch_name(arch));
Marian Balakowicz1372cce2008-03-12 10:33:01 +01003071 show_boot_progress (-126);
Marian Balakowiczc8779642008-03-12 10:12:37 +01003072 return 0;
3073 }
3074
Marian Balakowicz1372cce2008-03-12 10:33:01 +01003075 show_boot_progress (127);
Marian Balakowiczc8779642008-03-12 10:12:37 +01003076 return 1;
3077}
3078#endif /* USE_HOSTCC */
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01003079#endif /* CONFIG_FIT */