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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
Marian Balakowiczd985c842008-03-12 10:14:38 +010068static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
69 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 +010077typedef struct table_entry {
78 int id; /* as defined in image.h */
79 char *sname; /* short (input) name */
80 char *lname; /* long (output) name */
81} table_entry_t;
82
83static table_entry_t uimage_arch[] = {
84 { IH_ARCH_INVALID, NULL, "Invalid ARCH", },
85 { IH_ARCH_ALPHA, "alpha", "Alpha", },
86 { IH_ARCH_ARM, "arm", "ARM", },
87 { IH_ARCH_I386, "x86", "Intel x86", },
88 { IH_ARCH_IA64, "ia64", "IA64", },
89 { IH_ARCH_M68K, "m68k", "M68K", },
90 { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", },
91 { IH_ARCH_MIPS, "mips", "MIPS", },
92 { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", },
93 { IH_ARCH_NIOS, "nios", "NIOS", },
94 { IH_ARCH_NIOS2, "nios2", "NIOS II", },
Grant Ericksone419e122008-05-04 16:45:01 -070095 { IH_ARCH_PPC, "powerpc", "PowerPC", },
Marian Balakowicz570abb02008-02-29 15:59:59 +010096 { IH_ARCH_PPC, "ppc", "PowerPC", },
97 { IH_ARCH_S390, "s390", "IBM S390", },
98 { IH_ARCH_SH, "sh", "SuperH", },
99 { IH_ARCH_SPARC, "sparc", "SPARC", },
100 { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", },
101 { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", },
102 { IH_ARCH_AVR32, "avr32", "AVR32", },
103 { -1, "", "", },
104};
105
106static table_entry_t uimage_os[] = {
107 { IH_OS_INVALID, NULL, "Invalid OS", },
Marian Balakowicz570abb02008-02-29 15:59:59 +0100108 { IH_OS_LINUX, "linux", "Linux", },
109#if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
110 { IH_OS_LYNXOS, "lynxos", "LynxOS", },
111#endif
112 { IH_OS_NETBSD, "netbsd", "NetBSD", },
113 { IH_OS_RTEMS, "rtems", "RTEMS", },
114 { IH_OS_U_BOOT, "u-boot", "U-Boot", },
115#if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
116 { IH_OS_QNX, "qnx", "QNX", },
117 { IH_OS_VXWORKS, "vxworks", "VxWorks", },
118#endif
Peter Tyserf5ed9e32008-09-08 14:56:49 -0500119#if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
120 { IH_OS_INTEGRITY,"integrity", "INTEGRITY", },
121#endif
Marian Balakowicz570abb02008-02-29 15:59:59 +0100122#ifdef USE_HOSTCC
123 { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", },
124 { IH_OS_DELL, "dell", "Dell", },
125 { IH_OS_ESIX, "esix", "Esix", },
126 { IH_OS_FREEBSD, "freebsd", "FreeBSD", },
127 { IH_OS_IRIX, "irix", "Irix", },
128 { IH_OS_NCR, "ncr", "NCR", },
129 { IH_OS_OPENBSD, "openbsd", "OpenBSD", },
130 { IH_OS_PSOS, "psos", "pSOS", },
131 { IH_OS_SCO, "sco", "SCO", },
132 { IH_OS_SOLARIS, "solaris", "Solaris", },
133 { IH_OS_SVR4, "svr4", "SVR4", },
134#endif
135 { -1, "", "", },
136};
137
138static table_entry_t uimage_type[] = {
139 { IH_TYPE_INVALID, NULL, "Invalid Image", },
140 { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", },
141 { IH_TYPE_FIRMWARE, "firmware", "Firmware", },
142 { IH_TYPE_KERNEL, "kernel", "Kernel Image", },
143 { IH_TYPE_MULTI, "multi", "Multi-File Image", },
144 { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", },
145 { IH_TYPE_SCRIPT, "script", "Script", },
146 { IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
147 { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", },
148 { -1, "", "", },
149};
150
151static table_entry_t uimage_comp[] = {
152 { IH_COMP_NONE, "none", "uncompressed", },
153 { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
154 { IH_COMP_GZIP, "gzip", "gzip compressed", },
Luigi 'Comio' Mantellinifc9c1722008-09-08 02:46:13 +0200155 { IH_COMP_LZMA, "lzma", "lzma compressed", },
Marian Balakowicz570abb02008-02-29 15:59:59 +0100156 { -1, "", "", },
157};
158
Mike Frysinger89cdab72008-03-31 11:02:01 -0400159uint32_t crc32 (uint32_t, const unsigned char *, uint);
Bartlomiej Sieka75903782008-04-25 13:54:02 +0200160uint32_t crc32_wd (uint32_t, const unsigned char *, uint, uint);
Marian Balakowicz570abb02008-02-29 15:59:59 +0100161static void genimg_print_size (uint32_t size);
162#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
163static void genimg_print_time (time_t timestamp);
164#endif
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100165
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100166/*****************************************************************************/
167/* Legacy format routines */
168/*****************************************************************************/
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100169int image_check_hcrc (image_header_t *hdr)
170{
171 ulong hcrc;
172 ulong len = image_get_header_size ();
173 image_header_t header;
174
175 /* Copy header so we can blank CRC field for re-calculation */
176 memmove (&header, (char *)hdr, image_get_header_size ());
177 image_set_hcrc (&header, 0);
178
179 hcrc = crc32 (0, (unsigned char *)&header, len);
180
181 return (hcrc == image_get_hcrc (hdr));
182}
183
184int image_check_dcrc (image_header_t *hdr)
185{
186 ulong data = image_get_data (hdr);
187 ulong len = image_get_data_size (hdr);
Bartlomiej Sieka75903782008-04-25 13:54:02 +0200188 ulong dcrc = crc32_wd (0, (unsigned char *)data, len, CHUNKSZ_CRC32);
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100189
190 return (dcrc == image_get_dcrc (hdr));
191}
192
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100193/**
194 * image_multi_count - get component (sub-image) count
195 * @hdr: pointer to the header of the multi component image
196 *
197 * image_multi_count() returns number of components in a multi
198 * component image.
199 *
200 * Note: no checking of the image type is done, caller must pass
201 * a valid multi component image.
202 *
203 * returns:
204 * number of components
205 */
206ulong image_multi_count (image_header_t *hdr)
207{
208 ulong i, count = 0;
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100209 uint32_t *size;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100210
211 /* get start of the image payload, which in case of multi
212 * component images that points to a table of component sizes */
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100213 size = (uint32_t *)image_get_data (hdr);
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100214
215 /* count non empty slots */
216 for (i = 0; size[i]; ++i)
217 count++;
218
219 return count;
220}
221
222/**
223 * image_multi_getimg - get component data address and size
224 * @hdr: pointer to the header of the multi component image
225 * @idx: index of the requested component
226 * @data: pointer to a ulong variable, will hold component data address
227 * @len: pointer to a ulong variable, will hold component size
228 *
229 * image_multi_getimg() returns size and data address for the requested
230 * component in a multi component image.
231 *
232 * Note: no checking of the image type is done, caller must pass
233 * a valid multi component image.
234 *
235 * returns:
236 * data address and size of the component, if idx is valid
237 * 0 in data and len, if idx is out of range
238 */
239void image_multi_getimg (image_header_t *hdr, ulong idx,
240 ulong *data, ulong *len)
241{
242 int i;
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100243 uint32_t *size;
Nick Spence02b9b222008-05-10 14:02:04 -0700244 ulong offset, count, img_data;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100245
246 /* get number of component */
247 count = image_multi_count (hdr);
248
249 /* get start of the image payload, which in case of multi
250 * component images that points to a table of component sizes */
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100251 size = (uint32_t *)image_get_data (hdr);
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100252
253 /* get address of the proper component data start, which means
254 * skipping sizes table (add 1 for last, null entry) */
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100255 img_data = image_get_data (hdr) + (count + 1) * sizeof (uint32_t);
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100256
257 if (idx < count) {
Marian Balakowiczdf6f1b82008-02-29 16:00:06 +0100258 *len = uimage_to_cpu (size[idx]);
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100259 offset = 0;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100260
261 /* go over all indices preceding requested component idx */
262 for (i = 0; i < idx; i++) {
Nick Spence02b9b222008-05-10 14:02:04 -0700263 /* add up i-th component size, rounding up to 4 bytes */
264 offset += (uimage_to_cpu (size[i]) + 3) & ~3 ;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100265 }
266
267 /* calculate idx-th component data address */
Nick Spence02b9b222008-05-10 14:02:04 -0700268 *data = img_data + offset;
Marian Balakowiczf13e7b22008-01-08 18:12:17 +0100269 } else {
270 *len = 0;
271 *data = 0;
272 }
273}
Marian Balakowicz42b73e82008-01-31 13:20:07 +0100274
Marian Balakowicz2242f532008-02-21 17:27:41 +0100275static void image_print_type (image_header_t *hdr)
276{
277 const char *os, *arch, *type, *comp;
278
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100279 os = genimg_get_os_name (image_get_os (hdr));
280 arch = genimg_get_arch_name (image_get_arch (hdr));
281 type = genimg_get_type_name (image_get_type (hdr));
282 comp = genimg_get_comp_name (image_get_comp (hdr));
Marian Balakowicz2242f532008-02-21 17:27:41 +0100283
Marian Balakowicz570abb02008-02-29 15:59:59 +0100284 printf ("%s %s %s (%s)\n", arch, os, type, comp);
Marian Balakowicz2242f532008-02-21 17:27:41 +0100285}
286
Marian Balakowicz5dfb5212008-02-29 21:24:06 +0100287/**
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200288 * image_print_contents - prints out the contents of the legacy format image
Marian Balakowicz5dfb5212008-02-29 21:24:06 +0100289 * @hdr: pointer to the legacy format image header
290 * @p: pointer to prefix string
291 *
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200292 * image_print_contents() formats a multi line legacy image contents description.
Marian Balakowicz5dfb5212008-02-29 21:24:06 +0100293 * The routine prints out all header fields followed by the size/offset data
294 * for MULTI/SCRIPT images.
295 *
296 * returns:
297 * no returned results
298 */
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200299void image_print_contents (image_header_t *hdr)
Marian Balakowicz2242f532008-02-21 17:27:41 +0100300{
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200301 const char *p;
302
303#ifdef USE_HOSTCC
304 p = "";
305#else
306 p = " ";
307#endif
308
Marian Balakowicz570abb02008-02-29 15:59:59 +0100309 printf ("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name (hdr));
310#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
311 printf ("%sCreated: ", p);
312 genimg_print_time ((time_t)image_get_time (hdr));
Marian Balakowicz2242f532008-02-21 17:27:41 +0100313#endif
Marian Balakowicz570abb02008-02-29 15:59:59 +0100314 printf ("%sImage Type: ", p);
Marian Balakowicz2242f532008-02-21 17:27:41 +0100315 image_print_type (hdr);
Marian Balakowicz570abb02008-02-29 15:59:59 +0100316 printf ("%sData Size: ", p);
317 genimg_print_size (image_get_data_size (hdr));
318 printf ("%sLoad Address: %08x\n", p, image_get_load (hdr));
319 printf ("%sEntry Point: %08x\n", p, image_get_ep (hdr));
Marian Balakowicz2242f532008-02-21 17:27:41 +0100320
Marian Balakowicz570abb02008-02-29 15:59:59 +0100321 if (image_check_type (hdr, IH_TYPE_MULTI) ||
322 image_check_type (hdr, IH_TYPE_SCRIPT)) {
Marian Balakowicz2242f532008-02-21 17:27:41 +0100323 int i;
324 ulong data, len;
325 ulong count = image_multi_count (hdr);
326
Marian Balakowicz570abb02008-02-29 15:59:59 +0100327 printf ("%sContents:\n", p);
Marian Balakowicz2242f532008-02-21 17:27:41 +0100328 for (i = 0; i < count; i++) {
329 image_multi_getimg (hdr, i, &data, &len);
Marian Balakowicz570abb02008-02-29 15:59:59 +0100330
331 printf ("%s Image %d: ", p, i);
332 genimg_print_size (len);
333
334 if (image_check_type (hdr, IH_TYPE_SCRIPT) && i > 0) {
335 /*
336 * the user may need to know offsets
337 * if planning to do something with
338 * multiple files
339 */
340 printf ("%s Offset = 0x%08lx\n", p, data);
341 }
Marian Balakowicz2242f532008-02-21 17:27:41 +0100342 }
343 }
344}
345
Marian Balakowicz570abb02008-02-29 15:59:59 +0100346
347#ifndef USE_HOSTCC
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100348/**
349 * image_get_ramdisk - get and verify ramdisk image
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100350 * @rd_addr: ramdisk image start address
351 * @arch: expected ramdisk architecture
352 * @verify: checksum verification flag
353 *
354 * image_get_ramdisk() returns a pointer to the verified ramdisk image
355 * header. Routine receives image start address and expected architecture
356 * flag. Verification done covers data and header integrity and os/type/arch
357 * fields checking.
358 *
359 * If dataflash support is enabled routine checks for dataflash addresses
360 * and handles required dataflash reads.
361 *
362 * returns:
363 * pointer to a ramdisk image header, if image was found and valid
Kumar Gala274cea22008-02-27 21:51:46 -0600364 * otherwise, return NULL
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100365 */
Marian Balakowiczd985c842008-03-12 10:14:38 +0100366static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
367 int verify)
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100368{
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100369 image_header_t *rd_hdr = (image_header_t *)rd_addr;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100370
371 if (!image_check_magic (rd_hdr)) {
372 puts ("Bad Magic Number\n");
373 show_boot_progress (-10);
Kumar Gala274cea22008-02-27 21:51:46 -0600374 return NULL;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100375 }
376
377 if (!image_check_hcrc (rd_hdr)) {
378 puts ("Bad Header Checksum\n");
379 show_boot_progress (-11);
Kumar Gala274cea22008-02-27 21:51:46 -0600380 return NULL;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100381 }
382
383 show_boot_progress (10);
Marian Balakowicz2242f532008-02-21 17:27:41 +0100384 image_print_contents (rd_hdr);
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100385
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100386 if (verify) {
387 puts(" Verifying Checksum ... ");
Bartlomiej Sieka75903782008-04-25 13:54:02 +0200388 if (!image_check_dcrc (rd_hdr)) {
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100389 puts ("Bad Data CRC\n");
390 show_boot_progress (-12);
Kumar Gala274cea22008-02-27 21:51:46 -0600391 return NULL;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100392 }
393 puts("OK\n");
394 }
395
396 show_boot_progress (11);
397
398 if (!image_check_os (rd_hdr, IH_OS_LINUX) ||
399 !image_check_arch (rd_hdr, arch) ||
400 !image_check_type (rd_hdr, IH_TYPE_RAMDISK)) {
401 printf ("No Linux %s Ramdisk Image\n",
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100402 genimg_get_arch_name(arch));
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100403 show_boot_progress (-13);
Kumar Gala274cea22008-02-27 21:51:46 -0600404 return NULL;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100405 }
406
407 return rd_hdr;
408}
Marian Balakowicz570abb02008-02-29 15:59:59 +0100409#endif /* !USE_HOSTCC */
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100410
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100411/*****************************************************************************/
412/* Shared dual-format routines */
413/*****************************************************************************/
Marian Balakowicz570abb02008-02-29 15:59:59 +0100414#ifndef USE_HOSTCC
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200415int getenv_yesno (char *var)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100416{
Bartlomiej Siekaedbed242008-04-18 12:39:23 +0200417 char *s = getenv (var);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100418 return (s && (*s == 'n')) ? 0 : 1;
419}
420
421ulong getenv_bootm_low(void)
422{
423 char *s = getenv ("bootm_low");
424 if (s) {
425 ulong tmp = simple_strtoul (s, NULL, 16);
426 return tmp;
427 }
428
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200429#if defined(CONFIG_SYS_SDRAM_BASE)
430 return CONFIG_SYS_SDRAM_BASE;
Marian Balakowiczafe45c82008-03-12 12:14:15 +0100431#elif defined(CONFIG_ARM)
432 return gd->bd->bi_dram[0].start;
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100433#else
434 return 0;
435#endif
436}
437
Becky Bruce391fd932008-06-09 20:37:18 -0500438phys_size_t getenv_bootm_size(void)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100439{
440 char *s = getenv ("bootm_size");
441 if (s) {
Becky Bruce391fd932008-06-09 20:37:18 -0500442 phys_size_t tmp;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200443#ifdef CONFIG_SYS_64BIT_STRTOUL
Becky Bruce391fd932008-06-09 20:37:18 -0500444 tmp = (phys_size_t)simple_strtoull (s, NULL, 16);
445#else
446 tmp = (phys_size_t)simple_strtoul (s, NULL, 16);
447#endif
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100448 return tmp;
449 }
450
Marian Balakowiczafe45c82008-03-12 12:14:15 +0100451#if defined(CONFIG_ARM)
452 return gd->bd->bi_dram[0].size;
453#else
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100454 return gd->bd->bi_memsize;
Marian Balakowiczafe45c82008-03-12 12:14:15 +0100455#endif
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100456}
457
458void memmove_wd (void *to, void *from, size_t len, ulong chunksz)
459{
460#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
461 while (len > 0) {
462 size_t tail = (len > chunksz) ? chunksz : len;
463 WATCHDOG_RESET ();
464 memmove (to, from, tail);
465 to += tail;
466 from += tail;
467 len -= tail;
468 }
469#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
470 memmove (to, from, len);
471#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
472}
Marian Balakowicz570abb02008-02-29 15:59:59 +0100473#endif /* !USE_HOSTCC */
474
475static void genimg_print_size (uint32_t size)
476{
477#ifndef USE_HOSTCC
478 printf ("%d Bytes = ", size);
479 print_size (size, "\n");
480#else
481 printf ("%d Bytes = %.2f kB = %.2f MB\n",
482 size, (double)size / 1.024e3,
483 (double)size / 1.048576e6);
484#endif
485}
486
487#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
488static void genimg_print_time (time_t timestamp)
489{
490#ifndef USE_HOSTCC
491 struct rtc_time tm;
492
493 to_tm (timestamp, &tm);
494 printf ("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
495 tm.tm_year, tm.tm_mon, tm.tm_mday,
496 tm.tm_hour, tm.tm_min, tm.tm_sec);
497#else
498 printf ("%s", ctime(&timestamp));
499#endif
500}
501#endif /* CONFIG_TIMESTAMP || CONFIG_CMD_DATE || USE_HOSTCC */
502
503/**
504 * get_table_entry_name - translate entry id to long name
505 * @table: pointer to a translation table for entries of a specific type
506 * @msg: message to be returned when translation fails
507 * @id: entry id to be translated
508 *
509 * get_table_entry_name() will go over translation table trying to find
510 * entry that matches given id. If matching entry is found, its long
511 * name is returned to the caller.
512 *
513 * returns:
514 * long entry name if translation succeeds
515 * msg otherwise
516 */
517static char *get_table_entry_name (table_entry_t *table, char *msg, int id)
518{
519 for (; table->id >= 0; ++table) {
520 if (table->id == id)
521 return (table->lname);
522 }
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 */
560static int get_table_entry_id (table_entry_t *table,
561 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) {
582 if (t->sname && strcmp(t->sname, name) == 0)
583 return (t->id);
584 }
585 debug ("Invalid %s Type: %s\n", table_name, name);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100586#endif /* USE_HOSTCC */
Marian Balakowicz570abb02008-02-29 15:59:59 +0100587 return (-1);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100588}
589
Marian Balakowicz570abb02008-02-29 15:59:59 +0100590int genimg_get_os_id (const char *name)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100591{
Marian Balakowicz570abb02008-02-29 15:59:59 +0100592 return (get_table_entry_id (uimage_os, "OS", name));
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100593}
594
Marian Balakowicz570abb02008-02-29 15:59:59 +0100595int genimg_get_arch_id (const char *name)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100596{
Marian Balakowicz570abb02008-02-29 15:59:59 +0100597 return (get_table_entry_id (uimage_arch, "CPU", name));
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100598}
599
Marian Balakowicz570abb02008-02-29 15:59:59 +0100600int genimg_get_type_id (const char *name)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100601{
Marian Balakowicz570abb02008-02-29 15:59:59 +0100602 return (get_table_entry_id (uimage_type, "Image", name));
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100603}
604
Marian Balakowicz570abb02008-02-29 15:59:59 +0100605int genimg_get_comp_id (const char *name)
606{
607 return (get_table_entry_id (uimage_comp, "Compression", name));
608}
609
610#ifndef USE_HOSTCC
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100611/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100612 * genimg_get_format - get image format type
613 * @img_addr: image start address
614 *
615 * genimg_get_format() checks whether provided address points to a valid
616 * legacy or FIT image.
617 *
618 * New uImage format and FDT blob are based on a libfdt. FDT blob
619 * may be passed directly or embedded in a FIT image. In both situations
620 * genimg_get_format() must be able to dectect libfdt header.
621 *
622 * returns:
623 * image format type or IMAGE_FORMAT_INVALID if no image is present
624 */
625int genimg_get_format (void *img_addr)
626{
627 ulong format = IMAGE_FORMAT_INVALID;
628 image_header_t *hdr;
629#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
630 char *fit_hdr;
631#endif
632
633 hdr = (image_header_t *)img_addr;
634 if (image_check_magic(hdr))
635 format = IMAGE_FORMAT_LEGACY;
636#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
637 else {
638 fit_hdr = (char *)img_addr;
639 if (fdt_check_header (fit_hdr) == 0)
640 format = IMAGE_FORMAT_FIT;
641 }
642#endif
643
644 return format;
645}
646
647/**
648 * genimg_get_image - get image from special storage (if necessary)
649 * @img_addr: image start address
650 *
651 * genimg_get_image() checks if provided image start adddress is located
652 * in a dataflash storage. If so, image is moved to a system RAM memory.
653 *
654 * returns:
655 * image start address after possible relocation from special storage
656 */
657ulong genimg_get_image (ulong img_addr)
658{
659 ulong ram_addr = img_addr;
660
661#ifdef CONFIG_HAS_DATAFLASH
662 ulong h_size, d_size;
663
664 if (addr_dataflash (img_addr)){
665 /* ger RAM address */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200666 ram_addr = CONFIG_SYS_LOAD_ADDR;
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100667
668 /* get header size */
669 h_size = image_get_header_size ();
670#if defined(CONFIG_FIT)
671 if (sizeof(struct fdt_header) > h_size)
672 h_size = sizeof(struct fdt_header);
673#endif
674
675 /* read in header */
676 debug (" Reading image header from dataflash address "
677 "%08lx to RAM address %08lx\n", img_addr, ram_addr);
678
679 read_dataflash (img_addr, h_size, (char *)ram_addr);
680
681 /* get data size */
682 switch (genimg_get_format ((void *)ram_addr)) {
683 case IMAGE_FORMAT_LEGACY:
684 d_size = image_get_data_size ((image_header_t *)ram_addr);
685 debug (" Legacy format image found at 0x%08lx, size 0x%08lx\n",
686 ram_addr, d_size);
687 break;
688#if defined(CONFIG_FIT)
689 case IMAGE_FORMAT_FIT:
Marian Balakowicz5dfb5212008-02-29 21:24:06 +0100690 d_size = fit_get_size ((const void *)ram_addr) - h_size;
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100691 debug (" FIT/FDT format image found at 0x%08lx, size 0x%08lx\n",
692 ram_addr, d_size);
693 break;
694#endif
695 default:
696 printf (" No valid image found at 0x%08lx\n", img_addr);
697 return ram_addr;
698 }
699
700 /* read in image data */
701 debug (" Reading image remaining data from dataflash address "
702 "%08lx to RAM address %08lx\n", img_addr + h_size,
703 ram_addr + h_size);
704
705 read_dataflash (img_addr + h_size, d_size,
706 (char *)(ram_addr + h_size));
707
708 }
709#endif /* CONFIG_HAS_DATAFLASH */
710
711 return ram_addr;
712}
713
714/**
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100715 * fit_has_config - check if there is a valid FIT configuration
716 * @images: pointer to the bootm command headers structure
717 *
718 * fit_has_config() checks if there is a FIT configuration in use
719 * (if FTI support is present).
720 *
721 * returns:
722 * 0, no FIT support or no configuration found
723 * 1, configuration found
724 */
725int genimg_has_config (bootm_headers_t *images)
726{
727#if defined(CONFIG_FIT)
728 if (images->fit_uname_cfg)
729 return 1;
730#endif
731 return 0;
732}
733
734/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100735 * boot_get_ramdisk - main ramdisk handling routine
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100736 * @argc: command argument count
737 * @argv: command argument list
Marian Balakowicz8a5ea3e2008-02-27 11:01:04 +0100738 * @images: pointer to the bootm images structure
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100739 * @arch: expected ramdisk architecture
740 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
741 * @rd_end: pointer to a ulong variable, will hold ramdisk end
742 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100743 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100744 * Curently supported are the following ramdisk sources:
745 * - multicomponent kernel/ramdisk image,
746 * - commandline provided address of decicated ramdisk image.
747 *
748 * returns:
Marian Balakowiczd985c842008-03-12 10:14:38 +0100749 * 0, if ramdisk image was found and valid, or skiped
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100750 * rd_start and rd_end are set to ramdisk start/end addresses if
751 * ramdisk image is found and valid
Marian Balakowiczd985c842008-03-12 10:14:38 +0100752 *
Kumar Galaea86b9e2008-08-29 19:08:29 -0500753 * 1, if ramdisk image is found but corrupted, or invalid
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100754 * rd_start and rd_end are set to 0 if no ramdisk exists
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100755 */
Marian Balakowiczd985c842008-03-12 10:14:38 +0100756int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
757 uint8_t arch, ulong *rd_start, ulong *rd_end)
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100758{
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100759 ulong rd_addr, rd_load;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100760 ulong rd_data, rd_len;
761 image_header_t *rd_hdr;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100762#if defined(CONFIG_FIT)
763 void *fit_hdr;
764 const char *fit_uname_config = NULL;
765 const char *fit_uname_ramdisk = NULL;
766 ulong default_addr;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100767 int rd_noffset;
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100768 int cfg_noffset;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100769 const void *data;
770 size_t size;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100771#endif
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100772
Marian Balakowiczc8779642008-03-12 10:12:37 +0100773 *rd_start = 0;
774 *rd_end = 0;
775
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100776 /*
777 * Look for a '-' which indicates to ignore the
778 * ramdisk argument
779 */
780 if ((argc >= 3) && (strcmp(argv[2], "-") == 0)) {
781 debug ("## Skipping init Ramdisk\n");
782 rd_len = rd_data = 0;
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100783 } else if (argc >= 3 || genimg_has_config (images)) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100784#if defined(CONFIG_FIT)
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100785 if (argc >= 3) {
786 /*
787 * If the init ramdisk comes from the FIT image and
788 * the FIT image address is omitted in the command
789 * line argument, try to use os FIT image address or
790 * default load address.
791 */
792 if (images->fit_uname_os)
793 default_addr = (ulong)images->fit_hdr_os;
794 else
795 default_addr = load_addr;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100796
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100797 if (fit_parse_conf (argv[2], default_addr,
798 &rd_addr, &fit_uname_config)) {
799 debug ("* ramdisk: config '%s' from image at 0x%08lx\n",
800 fit_uname_config, rd_addr);
801 } else if (fit_parse_subimage (argv[2], default_addr,
802 &rd_addr, &fit_uname_ramdisk)) {
803 debug ("* ramdisk: subimage '%s' from image at 0x%08lx\n",
804 fit_uname_ramdisk, rd_addr);
805 } else
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100806#endif
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100807 {
808 rd_addr = simple_strtoul(argv[2], NULL, 16);
809 debug ("* ramdisk: cmdline image address = 0x%08lx\n",
810 rd_addr);
811 }
812#if defined(CONFIG_FIT)
813 } else {
814 /* use FIT configuration provided in first bootm
815 * command argument
816 */
817 rd_addr = (ulong)images->fit_hdr_os;
818 fit_uname_config = images->fit_uname_cfg;
819 debug ("* ramdisk: using config '%s' from image at 0x%08lx\n",
820 fit_uname_config, rd_addr);
821
822 /*
823 * Check whether configuration has ramdisk defined,
824 * if not, don't try to use it, quit silently.
825 */
826 fit_hdr = (void *)rd_addr;
827 cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
828 if (cfg_noffset < 0) {
829 debug ("* ramdisk: no such config\n");
Michal Simekc78fce62008-07-11 10:43:13 +0200830 return 1;
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100831 }
832
833 rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset);
834 if (rd_noffset < 0) {
835 debug ("* ramdisk: no ramdisk in config\n");
Peter Tyser41266c92008-08-05 10:51:57 -0500836 return 0;
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100837 }
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100838 }
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100839#endif
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100840
841 /* copy from dataflash if needed */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100842 rd_addr = genimg_get_image (rd_addr);
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100843
844 /*
845 * Check if there is an initrd image at the
846 * address provided in the second bootm argument
847 * check image type, for FIT images get FIT node.
848 */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100849 switch (genimg_get_format ((void *)rd_addr)) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100850 case IMAGE_FORMAT_LEGACY:
Marian Balakowiczc8779642008-03-12 10:12:37 +0100851 printf ("## Loading init Ramdisk from Legacy "
852 "Image at %08lx ...\n", rd_addr);
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100853
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100854 show_boot_progress (9);
Marian Balakowiczd985c842008-03-12 10:14:38 +0100855 rd_hdr = image_get_ramdisk (rd_addr, arch,
856 images->verify);
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100857
Marian Balakowiczc8779642008-03-12 10:12:37 +0100858 if (rd_hdr == NULL)
Kumar Gala274cea22008-02-27 21:51:46 -0600859 return 1;
Kumar Gala274cea22008-02-27 21:51:46 -0600860
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100861 rd_data = image_get_data (rd_hdr);
862 rd_len = image_get_data_size (rd_hdr);
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100863 rd_load = image_get_load (rd_hdr);
864 break;
865#if defined(CONFIG_FIT)
866 case IMAGE_FORMAT_FIT:
867 fit_hdr = (void *)rd_addr;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100868 printf ("## Loading init Ramdisk from FIT "
869 "Image at %08lx ...\n", rd_addr);
870
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100871 show_boot_progress (120);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100872 if (!fit_check_format (fit_hdr)) {
873 puts ("Bad FIT ramdisk image format!\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100874 show_boot_progress (-120);
Michal Simekc78fce62008-07-11 10:43:13 +0200875 return 1;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100876 }
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100877 show_boot_progress (121);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100878
879 if (!fit_uname_ramdisk) {
880 /*
881 * no ramdisk image node unit name, try to get config
882 * node first. If config unit node name is NULL
883 * fit_conf_get_node() will try to find default config node
884 */
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100885 show_boot_progress (122);
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100886 cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
887 if (cfg_noffset < 0) {
888 puts ("Could not find configuration node\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100889 show_boot_progress (-122);
Michal Simekc78fce62008-07-11 10:43:13 +0200890 return 1;
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100891 }
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100892 fit_uname_config = fdt_get_name (fit_hdr, cfg_noffset, NULL);
893 printf (" Using '%s' configuration\n", fit_uname_config);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100894
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100895 rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100896 fit_uname_ramdisk = fit_get_name (fit_hdr, rd_noffset, NULL);
897 } else {
898 /* get ramdisk component image node offset */
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100899 show_boot_progress (123);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100900 rd_noffset = fit_image_get_node (fit_hdr, fit_uname_ramdisk);
901 }
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100902 if (rd_noffset < 0) {
Marian Balakowiczf773bea2008-03-12 10:35:46 +0100903 puts ("Could not find subimage node\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100904 show_boot_progress (-124);
Michal Simekc78fce62008-07-11 10:43:13 +0200905 return 1;
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100906 }
Marian Balakowiczc8779642008-03-12 10:12:37 +0100907
908 printf (" Trying '%s' ramdisk subimage\n", fit_uname_ramdisk);
909
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100910 show_boot_progress (125);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100911 if (!fit_check_ramdisk (fit_hdr, rd_noffset, arch, images->verify))
Michal Simekc78fce62008-07-11 10:43:13 +0200912 return 1;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100913
914 /* get ramdisk image data address and length */
915 if (fit_image_get_data (fit_hdr, rd_noffset, &data, &size)) {
916 puts ("Could not find ramdisk subimage data!\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100917 show_boot_progress (-127);
Michal Simekc78fce62008-07-11 10:43:13 +0200918 return 1;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100919 }
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100920 show_boot_progress (128);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100921
922 rd_data = (ulong)data;
923 rd_len = size;
924
925 if (fit_image_get_load (fit_hdr, rd_noffset, &rd_load)) {
926 puts ("Can't get ramdisk subimage load address!\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100927 show_boot_progress (-129);
Michal Simekc78fce62008-07-11 10:43:13 +0200928 return 1;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100929 }
Marian Balakowicz1372cce2008-03-12 10:33:01 +0100930 show_boot_progress (129);
Marian Balakowiczc8779642008-03-12 10:12:37 +0100931
932 images->fit_hdr_rd = fit_hdr;
933 images->fit_uname_rd = fit_uname_ramdisk;
Marian Balakowicz3dfe1102008-03-12 10:32:59 +0100934 images->fit_noffset_rd = rd_noffset;
Marian Balakowiczc8779642008-03-12 10:12:37 +0100935 break;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100936#endif
937 default:
Marian Balakowiczd985c842008-03-12 10:14:38 +0100938 puts ("Wrong Ramdisk Image Format\n");
Marian Balakowiczc8779642008-03-12 10:12:37 +0100939 rd_data = rd_len = rd_load = 0;
Kumar Galaea86b9e2008-08-29 19:08:29 -0500940 return 1;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100941 }
942
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100943#if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO)
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100944 /*
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100945 * We need to copy the ramdisk to SRAM to let Linux boot
946 */
947 if (rd_data) {
948 memmove ((void *)rd_load, (uchar *)rd_data, rd_len);
949 rd_data = rd_load;
950 }
951#endif /* CONFIG_B2 || CONFIG_EVB4510 || CONFIG_ARMADILLO */
952
953 } else if (images->legacy_hdr_valid &&
Marian Balakowiczcb1c4892008-04-11 11:07:49 +0200954 image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100955 /*
956 * Now check if we have a legacy mult-component image,
957 * get second entry data start address and len.
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100958 */
959 show_boot_progress (13);
960 printf ("## Loading init Ramdisk from multi component "
Marian Balakowiczc8779642008-03-12 10:12:37 +0100961 "Legacy Image at %08lx ...\n",
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100962 (ulong)images->legacy_hdr_os);
963
964 image_multi_getimg (images->legacy_hdr_os, 1, &rd_data, &rd_len);
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100965 } else {
966 /*
967 * no initrd image
968 */
969 show_boot_progress (14);
970 rd_len = rd_data = 0;
971 }
972
973 if (!rd_data) {
974 debug ("## No init Ramdisk\n");
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100975 } else {
976 *rd_start = rd_data;
977 *rd_end = rd_data + rd_len;
978 }
979 debug (" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
980 *rd_start, *rd_end);
Kumar Gala274cea22008-02-27 21:51:46 -0600981
982 return 0;
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +0100983}
Marian Balakowiczceaed2b2008-01-31 13:57:17 +0100984
Daniel Hellstrombf3d8b32008-03-28 08:29:26 +0100985#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
Marian Balakowiczceaed2b2008-01-31 13:57:17 +0100986/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100987 * boot_ramdisk_high - relocate init ramdisk
Kumar Galae822d7f2008-02-27 21:51:49 -0600988 * @lmb: pointer to lmb handle, will be used for memory mgmt
Marian Balakowiczceaed2b2008-01-31 13:57:17 +0100989 * @rd_data: ramdisk data start address
990 * @rd_len: ramdisk data length
Marian Balakowiczceaed2b2008-01-31 13:57:17 +0100991 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
992 * start address (after possible relocation)
993 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
994 * end address (after possible relocation)
995 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100996 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environement
Marian Balakowiczceaed2b2008-01-31 13:57:17 +0100997 * variable and if requested ramdisk data is moved to a specified location.
998 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100999 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1000 * start/end addresses if ramdisk image start and len were provided,
1001 * otherwise set initrd_start and initrd_end set to zeros.
1002 *
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001003 * returns:
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001004 * 0 - success
1005 * -1 - failure
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001006 */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001007int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len,
Kumar Galae822d7f2008-02-27 21:51:49 -06001008 ulong *initrd_start, ulong *initrd_end)
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001009{
1010 char *s;
1011 ulong initrd_high;
1012 int initrd_copy_to_ram = 1;
1013
1014 if ((s = getenv ("initrd_high")) != NULL) {
1015 /* a value of "no" or a similar string will act like 0,
1016 * turning the "load high" feature off. This is intentional.
1017 */
1018 initrd_high = simple_strtoul (s, NULL, 16);
1019 if (initrd_high == ~0)
1020 initrd_copy_to_ram = 0;
1021 } else {
1022 /* not set, no restrictions to load high */
1023 initrd_high = ~0;
1024 }
1025
Marian Balakowicz95d449a2008-05-13 15:53:29 +02001026
1027#ifdef CONFIG_LOGBUFFER
1028 /* Prevent initrd from overwriting logbuffer */
1029 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1030#endif
1031
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001032 debug ("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1033 initrd_high, initrd_copy_to_ram);
1034
1035 if (rd_data) {
1036 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
1037 debug (" in-place initrd\n");
1038 *initrd_start = rd_data;
1039 *initrd_end = rd_data + rd_len;
Kumar Galae822d7f2008-02-27 21:51:49 -06001040 lmb_reserve(lmb, rd_data, rd_len);
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001041 } else {
Kumar Galae822d7f2008-02-27 21:51:49 -06001042 if (initrd_high)
Becky Bruce391fd932008-06-09 20:37:18 -05001043 *initrd_start = (ulong)lmb_alloc_base (lmb, rd_len, 0x1000, initrd_high);
Kumar Galae822d7f2008-02-27 21:51:49 -06001044 else
Becky Bruce391fd932008-06-09 20:37:18 -05001045 *initrd_start = (ulong)lmb_alloc (lmb, rd_len, 0x1000);
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001046
Kumar Galae822d7f2008-02-27 21:51:49 -06001047 if (*initrd_start == 0) {
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001048 puts ("ramdisk - allocation error\n");
Kumar Galae822d7f2008-02-27 21:51:49 -06001049 goto error;
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001050 }
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001051 show_boot_progress (12);
1052
1053 *initrd_end = *initrd_start + rd_len;
1054 printf (" Loading Ramdisk to %08lx, end %08lx ... ",
1055 *initrd_start, *initrd_end);
1056
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001057 memmove_wd ((void *)*initrd_start,
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001058 (void *)rd_data, rd_len, CHUNKSZ);
1059
1060 puts ("OK\n");
1061 }
1062 } else {
1063 *initrd_start = 0;
1064 *initrd_end = 0;
1065 }
1066 debug (" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1067 *initrd_start, *initrd_end);
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001068
Kumar Galae822d7f2008-02-27 21:51:49 -06001069 return 0;
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001070
Kumar Galae822d7f2008-02-27 21:51:49 -06001071error:
1072 return -1;
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001073}
1074
Kumar Gala06a09912008-08-15 08:24:38 -05001075#ifdef CONFIG_OF_LIBFDT
1076static void fdt_error (const char *msg)
1077{
1078 puts ("ERROR: ");
1079 puts (msg);
1080 puts (" - must RESET the board to recover.\n");
1081}
1082
1083static image_header_t *image_get_fdt (ulong fdt_addr)
1084{
1085 image_header_t *fdt_hdr = (image_header_t *)fdt_addr;
1086
1087 image_print_contents (fdt_hdr);
1088
1089 puts (" Verifying Checksum ... ");
1090 if (!image_check_hcrc (fdt_hdr)) {
1091 fdt_error ("fdt header checksum invalid");
1092 return NULL;
1093 }
1094
1095 if (!image_check_dcrc (fdt_hdr)) {
1096 fdt_error ("fdt checksum invalid");
1097 return NULL;
1098 }
1099 puts ("OK\n");
1100
1101 if (!image_check_type (fdt_hdr, IH_TYPE_FLATDT)) {
1102 fdt_error ("uImage is not a fdt");
1103 return NULL;
1104 }
1105 if (image_get_comp (fdt_hdr) != IH_COMP_NONE) {
1106 fdt_error ("uImage is compressed");
1107 return NULL;
1108 }
1109 if (fdt_check_header ((char *)image_get_data (fdt_hdr)) != 0) {
1110 fdt_error ("uImage data is not a fdt");
1111 return NULL;
1112 }
1113 return fdt_hdr;
1114}
1115
1116/**
1117 * fit_check_fdt - verify FIT format FDT subimage
1118 * @fit_hdr: pointer to the FIT header
1119 * fdt_noffset: FDT subimage node offset within FIT image
1120 * @verify: data CRC verification flag
1121 *
1122 * fit_check_fdt() verifies integrity of the FDT subimage and from
1123 * specified FIT image.
1124 *
1125 * returns:
1126 * 1, on success
1127 * 0, on failure
1128 */
1129#if defined(CONFIG_FIT)
1130static int fit_check_fdt (const void *fit, int fdt_noffset, int verify)
1131{
1132 fit_image_print (fit, fdt_noffset, " ");
1133
1134 if (verify) {
1135 puts (" Verifying Hash Integrity ... ");
1136 if (!fit_image_check_hashes (fit, fdt_noffset)) {
1137 fdt_error ("Bad Data Hash");
1138 return 0;
1139 }
1140 puts ("OK\n");
1141 }
1142
1143 if (!fit_image_check_type (fit, fdt_noffset, IH_TYPE_FLATDT)) {
1144 fdt_error ("Not a FDT image");
1145 return 0;
1146 }
1147
1148 if (!fit_image_check_comp (fit, fdt_noffset, IH_COMP_NONE)) {
1149 fdt_error ("FDT image is compressed");
1150 return 0;
1151 }
1152
1153 return 1;
1154}
1155#endif /* CONFIG_FIT */
1156
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001157#ifndef CONFIG_SYS_FDT_PAD
1158#define CONFIG_SYS_FDT_PAD 0x3000
Kumar Gala06a09912008-08-15 08:24:38 -05001159#endif
1160
1161/**
1162 * boot_relocate_fdt - relocate flat device tree
1163 * @lmb: pointer to lmb handle, will be used for memory mgmt
1164 * @bootmap_base: base address of the bootmap region
1165 * @of_flat_tree: pointer to a char* variable, will hold fdt start address
1166 * @of_size: pointer to a ulong variable, will hold fdt length
1167 *
1168 * boot_relocate_fdt() determines if the of_flat_tree address is within
1169 * the bootmap and if not relocates it into that region
1170 *
1171 * of_flat_tree and of_size are set to final (after relocation) values
1172 *
1173 * returns:
1174 * 0 - success
1175 * 1 - failure
1176 */
1177int boot_relocate_fdt (struct lmb *lmb, ulong bootmap_base,
1178 char **of_flat_tree, ulong *of_size)
1179{
1180 char *fdt_blob = *of_flat_tree;
1181 ulong relocate = 0;
1182 ulong of_len = 0;
1183
1184 /* nothing to do */
1185 if (*of_size == 0)
1186 return 0;
1187
1188 if (fdt_check_header (fdt_blob) != 0) {
1189 fdt_error ("image is not a fdt");
1190 goto error;
1191 }
1192
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001193#ifndef CONFIG_SYS_NO_FLASH
Kumar Gala06a09912008-08-15 08:24:38 -05001194 /* move the blob if it is in flash (set relocate) */
1195 if (addr2info ((ulong)fdt_blob) != NULL)
1196 relocate = 1;
1197#endif
1198
1199 /*
1200 * The blob needs to be inside the boot mapping.
1201 */
1202 if (fdt_blob < (char *)bootmap_base)
1203 relocate = 1;
1204
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001205 if ((fdt_blob + *of_size + CONFIG_SYS_FDT_PAD) >=
1206 ((char *)CONFIG_SYS_BOOTMAPSZ + bootmap_base))
Kumar Gala06a09912008-08-15 08:24:38 -05001207 relocate = 1;
1208
1209 /* move flattend device tree if needed */
1210 if (relocate) {
1211 int err;
1212 ulong of_start = 0;
1213
1214 /* position on a 4K boundary before the alloc_current */
1215 /* Pad the FDT by a specified amount */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001216 of_len = *of_size + CONFIG_SYS_FDT_PAD;
Kumar Gala06a09912008-08-15 08:24:38 -05001217 of_start = (unsigned long)lmb_alloc_base(lmb, of_len, 0x1000,
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001218 (CONFIG_SYS_BOOTMAPSZ + bootmap_base));
Kumar Gala06a09912008-08-15 08:24:38 -05001219
1220 if (of_start == 0) {
1221 puts("device tree - allocation error\n");
1222 goto error;
1223 }
1224
1225 debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
1226 (ulong)fdt_blob, (ulong)fdt_blob + *of_size - 1,
1227 of_len, of_len);
1228
1229 printf (" Loading Device Tree to %08lx, end %08lx ... ",
1230 of_start, of_start + of_len - 1);
1231
1232 err = fdt_open_into (fdt_blob, (void *)of_start, of_len);
1233 if (err != 0) {
1234 fdt_error ("fdt move failed");
1235 goto error;
1236 }
1237 puts ("OK\n");
1238
1239 *of_flat_tree = (char *)of_start;
1240 *of_size = of_len;
1241 } else {
1242 *of_flat_tree = fdt_blob;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001243 of_len = (CONFIG_SYS_BOOTMAPSZ + bootmap_base) - (ulong)fdt_blob;
Kumar Gala06a09912008-08-15 08:24:38 -05001244 lmb_reserve(lmb, (ulong)fdt_blob, of_len);
1245 fdt_set_totalsize(*of_flat_tree, of_len);
1246
1247 *of_size = of_len;
1248 }
1249
Kumar Gala54f9c862008-08-15 08:24:39 -05001250 set_working_fdt_addr(*of_flat_tree);
Kumar Gala06a09912008-08-15 08:24:38 -05001251 return 0;
1252
1253error:
1254 return 1;
1255}
1256
1257/**
1258 * boot_get_fdt - main fdt handling routine
1259 * @argc: command argument count
1260 * @argv: command argument list
1261 * @images: pointer to the bootm images structure
1262 * @of_flat_tree: pointer to a char* variable, will hold fdt start address
1263 * @of_size: pointer to a ulong variable, will hold fdt length
1264 *
1265 * boot_get_fdt() is responsible for finding a valid flat device tree image.
1266 * Curently supported are the following ramdisk sources:
1267 * - multicomponent kernel/ramdisk image,
1268 * - commandline provided address of decicated ramdisk image.
1269 *
1270 * returns:
1271 * 0, if fdt image was found and valid, or skipped
1272 * of_flat_tree and of_size are set to fdt start address and length if
1273 * fdt image is found and valid
1274 *
1275 * 1, if fdt image is found but corrupted
1276 * of_flat_tree and of_size are set to 0 if no fdt exists
1277 */
1278int boot_get_fdt (int flag, int argc, char *argv[], bootm_headers_t *images,
1279 char **of_flat_tree, ulong *of_size)
1280{
1281 ulong fdt_addr;
1282 image_header_t *fdt_hdr;
1283 char *fdt_blob = NULL;
1284 ulong image_start, image_end;
1285 ulong load_start, load_end;
1286#if defined(CONFIG_FIT)
1287 void *fit_hdr;
1288 const char *fit_uname_config = NULL;
1289 const char *fit_uname_fdt = NULL;
1290 ulong default_addr;
1291 int cfg_noffset;
1292 int fdt_noffset;
1293 const void *data;
1294 size_t size;
1295#endif
1296
1297 *of_flat_tree = NULL;
1298 *of_size = 0;
1299
1300 if (argc > 3 || genimg_has_config (images)) {
1301#if defined(CONFIG_FIT)
1302 if (argc > 3) {
1303 /*
1304 * If the FDT blob comes from the FIT image and the
1305 * FIT image address is omitted in the command line
1306 * argument, try to use ramdisk or os FIT image
1307 * address or default load address.
1308 */
1309 if (images->fit_uname_rd)
1310 default_addr = (ulong)images->fit_hdr_rd;
1311 else if (images->fit_uname_os)
1312 default_addr = (ulong)images->fit_hdr_os;
1313 else
1314 default_addr = load_addr;
1315
1316 if (fit_parse_conf (argv[3], default_addr,
1317 &fdt_addr, &fit_uname_config)) {
1318 debug ("* fdt: config '%s' from image at 0x%08lx\n",
1319 fit_uname_config, fdt_addr);
1320 } else if (fit_parse_subimage (argv[3], default_addr,
1321 &fdt_addr, &fit_uname_fdt)) {
1322 debug ("* fdt: subimage '%s' from image at 0x%08lx\n",
1323 fit_uname_fdt, fdt_addr);
1324 } else
1325#endif
1326 {
1327 fdt_addr = simple_strtoul(argv[3], NULL, 16);
1328 debug ("* fdt: cmdline image address = 0x%08lx\n",
1329 fdt_addr);
1330 }
1331#if defined(CONFIG_FIT)
1332 } else {
1333 /* use FIT configuration provided in first bootm
1334 * command argument
1335 */
1336 fdt_addr = (ulong)images->fit_hdr_os;
1337 fit_uname_config = images->fit_uname_cfg;
1338 debug ("* fdt: using config '%s' from image at 0x%08lx\n",
1339 fit_uname_config, fdt_addr);
1340
1341 /*
1342 * Check whether configuration has FDT blob defined,
1343 * if not quit silently.
1344 */
1345 fit_hdr = (void *)fdt_addr;
1346 cfg_noffset = fit_conf_get_node (fit_hdr,
1347 fit_uname_config);
1348 if (cfg_noffset < 0) {
1349 debug ("* fdt: no such config\n");
1350 return 0;
1351 }
1352
1353 fdt_noffset = fit_conf_get_fdt_node (fit_hdr,
1354 cfg_noffset);
1355 if (fdt_noffset < 0) {
1356 debug ("* fdt: no fdt in config\n");
1357 return 0;
1358 }
1359 }
1360#endif
1361
1362 debug ("## Checking for 'FDT'/'FDT Image' at %08lx\n",
1363 fdt_addr);
1364
1365 /* copy from dataflash if needed */
1366 fdt_addr = genimg_get_image (fdt_addr);
1367
1368 /*
1369 * Check if there is an FDT image at the
1370 * address provided in the second bootm argument
1371 * check image type, for FIT images get a FIT node.
1372 */
1373 switch (genimg_get_format ((void *)fdt_addr)) {
1374 case IMAGE_FORMAT_LEGACY:
1375 /* verify fdt_addr points to a valid image header */
1376 printf ("## Flattened Device Tree from Legacy Image at %08lx\n",
1377 fdt_addr);
1378 fdt_hdr = image_get_fdt (fdt_addr);
1379 if (!fdt_hdr)
1380 goto error;
1381
1382 /*
1383 * move image data to the load address,
1384 * make sure we don't overwrite initial image
1385 */
1386 image_start = (ulong)fdt_hdr;
1387 image_end = image_get_image_end (fdt_hdr);
1388
1389 load_start = image_get_load (fdt_hdr);
1390 load_end = load_start + image_get_data_size (fdt_hdr);
1391
1392 if ((load_start < image_end) && (load_end > image_start)) {
1393 fdt_error ("fdt overwritten");
1394 goto error;
1395 }
1396
1397 debug (" Loading FDT from 0x%08lx to 0x%08lx\n",
1398 image_get_data (fdt_hdr), load_start);
1399
1400 memmove ((void *)load_start,
1401 (void *)image_get_data (fdt_hdr),
1402 image_get_data_size (fdt_hdr));
1403
1404 fdt_blob = (char *)load_start;
1405 break;
1406 case IMAGE_FORMAT_FIT:
1407 /*
1408 * This case will catch both: new uImage format
1409 * (libfdt based) and raw FDT blob (also libfdt
1410 * based).
1411 */
1412#if defined(CONFIG_FIT)
1413 /* check FDT blob vs FIT blob */
1414 if (fit_check_format ((const void *)fdt_addr)) {
1415 /*
1416 * FIT image
1417 */
1418 fit_hdr = (void *)fdt_addr;
1419 printf ("## Flattened Device Tree from FIT Image at %08lx\n",
1420 fdt_addr);
1421
1422 if (!fit_uname_fdt) {
1423 /*
1424 * no FDT blob image node unit name,
1425 * try to get config node first. If
1426 * config unit node name is NULL
1427 * fit_conf_get_node() will try to
1428 * find default config node
1429 */
1430 cfg_noffset = fit_conf_get_node (fit_hdr,
1431 fit_uname_config);
1432
1433 if (cfg_noffset < 0) {
1434 fdt_error ("Could not find configuration node\n");
1435 goto error;
1436 }
1437
1438 fit_uname_config = fdt_get_name (fit_hdr,
1439 cfg_noffset, NULL);
1440 printf (" Using '%s' configuration\n",
1441 fit_uname_config);
1442
1443 fdt_noffset = fit_conf_get_fdt_node (fit_hdr,
1444 cfg_noffset);
1445 fit_uname_fdt = fit_get_name (fit_hdr,
1446 fdt_noffset, NULL);
1447 } else {
1448 /* get FDT component image node offset */
1449 fdt_noffset = fit_image_get_node (fit_hdr,
1450 fit_uname_fdt);
1451 }
1452 if (fdt_noffset < 0) {
1453 fdt_error ("Could not find subimage node\n");
1454 goto error;
1455 }
1456
1457 printf (" Trying '%s' FDT blob subimage\n",
1458 fit_uname_fdt);
1459
1460 if (!fit_check_fdt (fit_hdr, fdt_noffset,
1461 images->verify))
1462 goto error;
1463
1464 /* get ramdisk image data address and length */
1465 if (fit_image_get_data (fit_hdr, fdt_noffset,
1466 &data, &size)) {
1467 fdt_error ("Could not find FDT subimage data");
1468 goto error;
1469 }
1470
1471 /* verift that image data is a proper FDT blob */
1472 if (fdt_check_header ((char *)data) != 0) {
1473 fdt_error ("Subimage data is not a FTD");
1474 goto error;
1475 }
1476
1477 /*
1478 * move image data to the load address,
1479 * make sure we don't overwrite initial image
1480 */
1481 image_start = (ulong)fit_hdr;
1482 image_end = fit_get_end (fit_hdr);
1483
1484 if (fit_image_get_load (fit_hdr, fdt_noffset,
1485 &load_start) == 0) {
1486 load_end = load_start + size;
1487
1488 if ((load_start < image_end) &&
1489 (load_end > image_start)) {
1490 fdt_error ("FDT overwritten");
1491 goto error;
1492 }
1493
1494 printf (" Loading FDT from 0x%08lx to 0x%08lx\n",
1495 (ulong)data, load_start);
1496
1497 memmove ((void *)load_start,
1498 (void *)data, size);
1499
1500 fdt_blob = (char *)load_start;
1501 } else {
1502 fdt_blob = (char *)data;
1503 }
1504
1505 images->fit_hdr_fdt = fit_hdr;
1506 images->fit_uname_fdt = fit_uname_fdt;
1507 images->fit_noffset_fdt = fdt_noffset;
1508 break;
1509 } else
1510#endif
1511 {
1512 /*
1513 * FDT blob
1514 */
1515 fdt_blob = (char *)fdt_addr;
1516 debug ("* fdt: raw FDT blob\n");
1517 printf ("## Flattened Device Tree blob at %08lx\n", (long)fdt_blob);
1518 }
1519 break;
1520 default:
Anatolij Gustschin8e024942008-08-29 21:04:45 +02001521 puts ("ERROR: Did not find a cmdline Flattened Device Tree\n");
Kumar Gala06a09912008-08-15 08:24:38 -05001522 goto error;
1523 }
1524
1525 printf (" Booting using the fdt blob at 0x%x\n", (int)fdt_blob);
1526
1527 } else if (images->legacy_hdr_valid &&
1528 image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
1529
1530 ulong fdt_data, fdt_len;
1531
1532 /*
1533 * Now check if we have a legacy multi-component image,
1534 * get second entry data start address and len.
1535 */
1536 printf ("## Flattened Device Tree from multi "
1537 "component Image at %08lX\n",
1538 (ulong)images->legacy_hdr_os);
1539
1540 image_multi_getimg (images->legacy_hdr_os, 2, &fdt_data, &fdt_len);
1541 if (fdt_len) {
1542
1543 fdt_blob = (char *)fdt_data;
1544 printf (" Booting using the fdt at 0x%x\n", (int)fdt_blob);
1545
1546 if (fdt_check_header (fdt_blob) != 0) {
1547 fdt_error ("image is not a fdt");
1548 goto error;
1549 }
1550
1551 if (be32_to_cpu (fdt_totalsize (fdt_blob)) != fdt_len) {
1552 fdt_error ("fdt size != image size");
1553 goto error;
1554 }
1555 } else {
1556 debug ("## No Flattened Device Tree\n");
1557 return 0;
1558 }
1559 } else {
1560 debug ("## No Flattened Device Tree\n");
1561 return 0;
1562 }
1563
1564 *of_flat_tree = fdt_blob;
1565 *of_size = be32_to_cpu (fdt_totalsize (fdt_blob));
1566 debug (" of_flat_tree at 0x%08lx size 0x%08lx\n",
Andrew Klossner52514692008-08-21 07:12:26 -07001567 (ulong)*of_flat_tree, *of_size);
Kumar Gala06a09912008-08-15 08:24:38 -05001568
1569 return 0;
1570
1571error:
1572 *of_flat_tree = 0;
1573 *of_size = 0;
1574 return 1;
1575}
1576#endif /* CONFIG_OF_LIBFDT */
1577
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001578/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001579 * boot_get_cmdline - allocate and initialize kernel cmdline
Kumar Galae822d7f2008-02-27 21:51:49 -06001580 * @lmb: pointer to lmb handle, will be used for memory mgmt
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001581 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1582 * @cmd_end: pointer to a ulong variable, will hold cmdline end
Kumar Galae822d7f2008-02-27 21:51:49 -06001583 * @bootmap_base: ulong variable, holds offset in physical memory to
1584 * base of bootmap
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001585 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001586 * boot_get_cmdline() allocates space for kernel command line below
Kumar Galae822d7f2008-02-27 21:51:49 -06001587 * BOOTMAPSZ + bootmap_base address. If "bootargs" U-boot environemnt
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001588 * variable is present its contents is copied to allocated kernel
1589 * command line.
1590 *
1591 * returns:
Kumar Galae822d7f2008-02-27 21:51:49 -06001592 * 0 - success
1593 * -1 - failure
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001594 */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001595int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end,
Kumar Galae822d7f2008-02-27 21:51:49 -06001596 ulong bootmap_base)
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001597{
1598 char *cmdline;
1599 char *s;
1600
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001601 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1602 CONFIG_SYS_BOOTMAPSZ + bootmap_base);
Kumar Galae822d7f2008-02-27 21:51:49 -06001603
1604 if (cmdline == NULL)
1605 return -1;
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001606
1607 if ((s = getenv("bootargs")) == NULL)
1608 s = "";
1609
1610 strcpy(cmdline, s);
1611
1612 *cmd_start = (ulong) & cmdline[0];
1613 *cmd_end = *cmd_start + strlen(cmdline);
1614
1615 debug ("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1616
Kumar Galae822d7f2008-02-27 21:51:49 -06001617 return 0;
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001618}
1619
1620/**
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001621 * boot_get_kbd - allocate and initialize kernel copy of board info
Kumar Galae822d7f2008-02-27 21:51:49 -06001622 * @lmb: pointer to lmb handle, will be used for memory mgmt
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001623 * @kbd: double pointer to board info data
Kumar Galae822d7f2008-02-27 21:51:49 -06001624 * @bootmap_base: ulong variable, holds offset in physical memory to
1625 * base of bootmap
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001626 *
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001627 * boot_get_kbd() allocates space for kernel copy of board info data below
Kumar Galae822d7f2008-02-27 21:51:49 -06001628 * BOOTMAPSZ + bootmap_base address and kernel board info is initialized with
1629 * the current u-boot board info data.
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001630 *
1631 * returns:
Kumar Galae822d7f2008-02-27 21:51:49 -06001632 * 0 - success
1633 * -1 - failure
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001634 */
Marian Balakowicz9a4daad2008-02-29 14:58:34 +01001635int boot_get_kbd (struct lmb *lmb, bd_t **kbd, ulong bootmap_base)
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001636{
Becky Bruce391fd932008-06-09 20:37:18 -05001637 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001638 CONFIG_SYS_BOOTMAPSZ + bootmap_base);
Kumar Galae822d7f2008-02-27 21:51:49 -06001639 if (*kbd == NULL)
1640 return -1;
1641
Marian Balakowiczb6b0fe62008-01-31 13:58:13 +01001642 **kbd = *(gd->bd);
1643
1644 debug ("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1645
1646#if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1647 do_bdinfo(NULL, 0, 0, NULL);
1648#endif
1649
Kumar Galae822d7f2008-02-27 21:51:49 -06001650 return 0;
Marian Balakowiczceaed2b2008-01-31 13:57:17 +01001651}
1652#endif /* CONFIG_PPC || CONFIG_M68K */
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001653#endif /* !USE_HOSTCC */
Marian Balakowicz5ad03eb2008-01-31 13:55:39 +01001654
Marian Balakowiczf50433d2008-02-21 17:20:20 +01001655#if defined(CONFIG_FIT)
1656/*****************************************************************************/
1657/* New uImage format routines */
1658/*****************************************************************************/
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001659#ifndef USE_HOSTCC
Marian Balakowiczf50433d2008-02-21 17:20:20 +01001660static int fit_parse_spec (const char *spec, char sepc, ulong addr_curr,
1661 ulong *addr, const char **name)
1662{
1663 const char *sep;
1664
1665 *addr = addr_curr;
1666 *name = NULL;
1667
1668 sep = strchr (spec, sepc);
1669 if (sep) {
1670 if (sep - spec > 0)
1671 *addr = simple_strtoul (spec, NULL, 16);
1672
1673 *name = sep + 1;
1674 return 1;
1675 }
1676
1677 return 0;
1678}
1679
1680/**
1681 * fit_parse_conf - parse FIT configuration spec
1682 * @spec: input string, containing configuration spec
1683 * @add_curr: current image address (to be used as a possible default)
1684 * @addr: pointer to a ulong variable, will hold FIT image address of a given
1685 * configuration
1686 * @conf_name double pointer to a char, will hold pointer to a configuration
1687 * unit name
1688 *
1689 * fit_parse_conf() expects configuration spec in the for of [<addr>]#<conf>,
1690 * where <addr> is a FIT image address that contains configuration
1691 * with a <conf> unit name.
1692 *
1693 * Address part is optional, and if omitted default add_curr will
1694 * be used instead.
1695 *
1696 * returns:
1697 * 1 if spec is a valid configuration string,
1698 * addr and conf_name are set accordingly
1699 * 0 otherwise
1700 */
1701inline int fit_parse_conf (const char *spec, ulong addr_curr,
1702 ulong *addr, const char **conf_name)
1703{
1704 return fit_parse_spec (spec, '#', addr_curr, addr, conf_name);
1705}
1706
1707/**
1708 * fit_parse_subimage - parse FIT subimage spec
1709 * @spec: input string, containing subimage spec
1710 * @add_curr: current image address (to be used as a possible default)
1711 * @addr: pointer to a ulong variable, will hold FIT image address of a given
1712 * subimage
1713 * @image_name: double pointer to a char, will hold pointer to a subimage name
1714 *
1715 * fit_parse_subimage() expects subimage spec in the for of
1716 * [<addr>]:<subimage>, where <addr> is a FIT image address that contains
1717 * subimage with a <subimg> unit name.
1718 *
1719 * Address part is optional, and if omitted default add_curr will
1720 * be used instead.
1721 *
1722 * returns:
1723 * 1 if spec is a valid subimage string,
1724 * addr and image_name are set accordingly
1725 * 0 otherwise
1726 */
1727inline int fit_parse_subimage (const char *spec, ulong addr_curr,
1728 ulong *addr, const char **image_name)
1729{
1730 return fit_parse_spec (spec, ':', addr_curr, addr, image_name);
1731}
Marian Balakowicz570abb02008-02-29 15:59:59 +01001732#endif /* !USE_HOSTCC */
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001733
1734static void fit_get_debug (const void *fit, int noffset,
1735 char *prop_name, int err)
1736{
1737 debug ("Can't get '%s' property from FIT 0x%08lx, "
1738 "node: offset %d, name %s (%s)\n",
1739 prop_name, (ulong)fit, noffset,
1740 fit_get_name (fit, noffset, NULL),
1741 fdt_strerror (err));
1742}
1743
1744/**
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001745 * fit_print_contents - prints out the contents of the FIT format image
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001746 * @fit: pointer to the FIT format image header
1747 * @p: pointer to prefix string
1748 *
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001749 * fit_print_contents() formats a multi line FIT image contents description.
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001750 * The routine prints out FIT image properties (root node level) follwed by
1751 * the details of each component image.
1752 *
1753 * returns:
1754 * no returned results
1755 */
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001756void fit_print_contents (const void *fit)
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001757{
1758 char *desc;
1759 char *uname;
1760 int images_noffset;
1761 int confs_noffset;
1762 int noffset;
1763 int ndepth;
1764 int count = 0;
1765 int ret;
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001766 const char *p;
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001767#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
1768 time_t timestamp;
1769#endif
1770
Bartlomiej Siekaedbed242008-04-18 12:39:23 +02001771#ifdef USE_HOSTCC
1772 p = "";
1773#else
1774 p = " ";
1775#endif
1776
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001777 /* Root node properties */
1778 ret = fit_get_desc (fit, 0, &desc);
1779 printf ("%sFIT description: ", p);
1780 if (ret)
1781 printf ("unavailable\n");
1782 else
1783 printf ("%s\n", desc);
1784
1785#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
1786 ret = fit_get_timestamp (fit, 0, &timestamp);
1787 printf ("%sCreated: ", p);
1788 if (ret)
1789 printf ("unavailable\n");
1790 else
1791 genimg_print_time (timestamp);
1792#endif
1793
1794 /* Find images parent node offset */
1795 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
1796 if (images_noffset < 0) {
1797 printf ("Can't find images parent node '%s' (%s)\n",
1798 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
1799 return;
1800 }
1801
1802 /* Process its subnodes, print out component images details */
1803 for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth);
1804 (noffset >= 0) && (ndepth > 0);
1805 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1806 if (ndepth == 1) {
1807 /*
1808 * Direct child node of the images parent node,
1809 * i.e. component image node.
1810 */
1811 printf ("%s Image %u (%s)\n", p, count++,
1812 fit_get_name(fit, noffset, NULL));
1813
1814 fit_image_print (fit, noffset, p);
1815 }
1816 }
1817
1818 /* Find configurations parent node offset */
1819 confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH);
1820 if (confs_noffset < 0) {
1821 debug ("Can't get configurations parent node '%s' (%s)\n",
1822 FIT_CONFS_PATH, fdt_strerror (confs_noffset));
1823 return;
1824 }
1825
1826 /* get default configuration unit name from default property */
1827 uname = (char *)fdt_getprop (fit, noffset, FIT_DEFAULT_PROP, NULL);
1828 if (uname)
1829 printf ("%s Default Configuration: '%s'\n", p, uname);
1830
1831 /* Process its subnodes, print out configurations details */
1832 for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, confs_noffset, &ndepth);
1833 (noffset >= 0) && (ndepth > 0);
1834 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1835 if (ndepth == 1) {
1836 /*
1837 * Direct child node of the configurations parent node,
1838 * i.e. configuration node.
1839 */
1840 printf ("%s Configuration %u (%s)\n", p, count++,
1841 fit_get_name(fit, noffset, NULL));
1842
1843 fit_conf_print (fit, noffset, p);
1844 }
1845 }
1846}
1847
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001848/**
1849 * fit_image_print - prints out the FIT component image details
1850 * @fit: pointer to the FIT format image header
1851 * @image_noffset: offset of the component image node
1852 * @p: pointer to prefix string
1853 *
1854 * fit_image_print() lists all mandatory properies for the processed component
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02001855 * image. If present, hash nodes are printed out as well. Load
1856 * address for images of type firmware is also printed out. Since the load
1857 * address is not mandatory for firmware images, it will be output as
1858 * "unavailable" when not present.
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001859 *
1860 * returns:
1861 * no returned results
1862 */
1863void fit_image_print (const void *fit, int image_noffset, const char *p)
1864{
1865 char *desc;
1866 uint8_t type, arch, os, comp;
1867 size_t size;
1868 ulong load, entry;
1869 const void *data;
1870 int noffset;
1871 int ndepth;
1872 int ret;
1873
1874 /* Mandatory properties */
1875 ret = fit_get_desc (fit, image_noffset, &desc);
1876 printf ("%s Description: ", p);
1877 if (ret)
1878 printf ("unavailable\n");
1879 else
1880 printf ("%s\n", desc);
1881
1882 fit_image_get_type (fit, image_noffset, &type);
1883 printf ("%s Type: %s\n", p, genimg_get_type_name (type));
1884
1885 fit_image_get_comp (fit, image_noffset, &comp);
1886 printf ("%s Compression: %s\n", p, genimg_get_comp_name (comp));
1887
1888 ret = fit_image_get_data (fit, image_noffset, &data, &size);
1889
1890#ifndef USE_HOSTCC
1891 printf ("%s Data Start: ", p);
1892 if (ret)
1893 printf ("unavailable\n");
1894 else
1895 printf ("0x%08lx\n", (ulong)data);
1896#endif
1897
1898 printf ("%s Data Size: ", p);
1899 if (ret)
1900 printf ("unavailable\n");
1901 else
1902 genimg_print_size (size);
1903
1904 /* Remaining, type dependent properties */
1905 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
1906 (type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) ||
1907 (type == IH_TYPE_FLATDT)) {
1908 fit_image_get_arch (fit, image_noffset, &arch);
1909 printf ("%s Architecture: %s\n", p, genimg_get_arch_name (arch));
1910 }
1911
1912 if (type == IH_TYPE_KERNEL) {
1913 fit_image_get_os (fit, image_noffset, &os);
1914 printf ("%s OS: %s\n", p, genimg_get_os_name (os));
1915 }
1916
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02001917 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
1918 (type == IH_TYPE_FIRMWARE)) {
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001919 ret = fit_image_get_load (fit, image_noffset, &load);
1920 printf ("%s Load Address: ", p);
1921 if (ret)
1922 printf ("unavailable\n");
1923 else
1924 printf ("0x%08lx\n", load);
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02001925 }
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001926
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02001927 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE)) {
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01001928 fit_image_get_entry (fit, image_noffset, &entry);
1929 printf ("%s Entry Point: ", p);
1930 if (ret)
1931 printf ("unavailable\n");
1932 else
1933 printf ("0x%08lx\n", entry);
1934 }
1935
1936 /* Process all hash subnodes of the component image node */
1937 for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
1938 (noffset >= 0) && (ndepth > 0);
1939 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1940 if (ndepth == 1) {
1941 /* Direct child node of the component image node */
1942 fit_image_print_hash (fit, noffset, p);
1943 }
1944 }
1945}
1946
1947/**
1948 * fit_image_print_hash - prints out the hash node details
1949 * @fit: pointer to the FIT format image header
1950 * @noffset: offset of the hash node
1951 * @p: pointer to prefix string
1952 *
1953 * fit_image_print_hash() lists properies for the processed hash node
1954 *
1955 * returns:
1956 * no returned results
1957 */
1958void fit_image_print_hash (const void *fit, int noffset, const char *p)
1959{
1960 char *algo;
1961 uint8_t *value;
1962 int value_len;
1963 int i, ret;
1964
1965 /*
1966 * Check subnode name, must be equal to "hash".
1967 * Multiple hash nodes require unique unit node
1968 * names, e.g. hash@1, hash@2, etc.
1969 */
1970 if (strncmp (fit_get_name(fit, noffset, NULL),
1971 FIT_HASH_NODENAME,
1972 strlen(FIT_HASH_NODENAME)) != 0)
1973 return;
1974
1975 debug ("%s Hash node: '%s'\n", p,
1976 fit_get_name (fit, noffset, NULL));
1977
1978 printf ("%s Hash algo: ", p);
1979 if (fit_image_hash_get_algo (fit, noffset, &algo)) {
1980 printf ("invalid/unsupported\n");
1981 return;
1982 }
1983 printf ("%s\n", algo);
1984
1985 ret = fit_image_hash_get_value (fit, noffset, &value,
1986 &value_len);
1987 printf ("%s Hash value: ", p);
1988 if (ret) {
1989 printf ("unavailable\n");
1990 } else {
1991 for (i = 0; i < value_len; i++)
1992 printf ("%02x", value[i]);
1993 printf ("\n");
1994 }
1995
1996 debug ("%s Hash len: %d\n", p, value_len);
1997}
1998
1999/**
2000 * fit_get_desc - get node description property
2001 * @fit: pointer to the FIT format image header
2002 * @noffset: node offset
2003 * @desc: double pointer to the char, will hold pointer to the descrption
2004 *
2005 * fit_get_desc() reads description property from a given node, if
2006 * description is found pointer to it is returened in third call argument.
2007 *
2008 * returns:
2009 * 0, on success
2010 * -1, on failure
2011 */
2012int fit_get_desc (const void *fit, int noffset, char **desc)
2013{
2014 int len;
2015
2016 *desc = (char *)fdt_getprop (fit, noffset, FIT_DESC_PROP, &len);
2017 if (*desc == NULL) {
2018 fit_get_debug (fit, noffset, FIT_DESC_PROP, len);
2019 return -1;
2020 }
2021
2022 return 0;
2023}
2024
2025/**
2026 * fit_get_timestamp - get node timestamp property
2027 * @fit: pointer to the FIT format image header
2028 * @noffset: node offset
2029 * @timestamp: pointer to the time_t, will hold read timestamp
2030 *
2031 * fit_get_timestamp() reads timestamp poperty from given node, if timestamp
2032 * is found and has a correct size its value is retured in third call
2033 * argument.
2034 *
2035 * returns:
2036 * 0, on success
2037 * -1, on property read failure
2038 * -2, on wrong timestamp size
2039 */
2040int fit_get_timestamp (const void *fit, int noffset, time_t *timestamp)
2041{
2042 int len;
2043 const void *data;
2044
2045 data = fdt_getprop (fit, noffset, FIT_TIMESTAMP_PROP, &len);
2046 if (data == NULL) {
2047 fit_get_debug (fit, noffset, FIT_TIMESTAMP_PROP, len);
2048 return -1;
2049 }
2050 if (len != sizeof (uint32_t)) {
2051 debug ("FIT timestamp with incorrect size of (%u)\n", len);
2052 return -2;
2053 }
2054
2055 *timestamp = uimage_to_cpu (*((uint32_t *)data));
2056 return 0;
2057}
2058
2059/**
2060 * fit_image_get_node - get node offset for component image of a given unit name
2061 * @fit: pointer to the FIT format image header
2062 * @image_uname: component image node unit name
2063 *
2064 * fit_image_get_node() finds a component image (withing the '/images'
2065 * node) of a provided unit name. If image is found its node offset is
2066 * returned to the caller.
2067 *
2068 * returns:
2069 * image node offset when found (>=0)
2070 * negative number on failure (FDT_ERR_* code)
2071 */
2072int fit_image_get_node (const void *fit, const char *image_uname)
2073{
2074 int noffset, images_noffset;
2075
2076 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
2077 if (images_noffset < 0) {
2078 debug ("Can't find images parent node '%s' (%s)\n",
2079 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
2080 return images_noffset;
2081 }
2082
2083 noffset = fdt_subnode_offset (fit, images_noffset, image_uname);
2084 if (noffset < 0) {
2085 debug ("Can't get node offset for image unit name: '%s' (%s)\n",
2086 image_uname, fdt_strerror (noffset));
2087 }
2088
2089 return noffset;
2090}
2091
2092/**
2093 * fit_image_get_os - get os id for a given component image node
2094 * @fit: pointer to the FIT format image header
2095 * @noffset: component image node offset
2096 * @os: pointer to the uint8_t, will hold os numeric id
2097 *
2098 * fit_image_get_os() finds os property in a given component image node.
2099 * If the property is found, its (string) value is translated to the numeric
2100 * id which is returned to the caller.
2101 *
2102 * returns:
2103 * 0, on success
2104 * -1, on failure
2105 */
2106int fit_image_get_os (const void *fit, int noffset, uint8_t *os)
2107{
2108 int len;
2109 const void *data;
2110
2111 /* Get OS name from property data */
2112 data = fdt_getprop (fit, noffset, FIT_OS_PROP, &len);
2113 if (data == NULL) {
2114 fit_get_debug (fit, noffset, FIT_OS_PROP, len);
2115 *os = -1;
2116 return -1;
2117 }
2118
2119 /* Translate OS name to id */
2120 *os = genimg_get_os_id (data);
2121 return 0;
2122}
2123
2124/**
2125 * fit_image_get_arch - get arch id for a given component image node
2126 * @fit: pointer to the FIT format image header
2127 * @noffset: component image node offset
2128 * @arch: pointer to the uint8_t, will hold arch numeric id
2129 *
2130 * fit_image_get_arch() finds arch property in a given component image node.
2131 * If the property is found, its (string) value is translated to the numeric
2132 * id which is returned to the caller.
2133 *
2134 * returns:
2135 * 0, on success
2136 * -1, on failure
2137 */
2138int fit_image_get_arch (const void *fit, int noffset, uint8_t *arch)
2139{
2140 int len;
2141 const void *data;
2142
2143 /* Get architecture name from property data */
2144 data = fdt_getprop (fit, noffset, FIT_ARCH_PROP, &len);
2145 if (data == NULL) {
2146 fit_get_debug (fit, noffset, FIT_ARCH_PROP, len);
2147 *arch = -1;
2148 return -1;
2149 }
2150
2151 /* Translate architecture name to id */
2152 *arch = genimg_get_arch_id (data);
2153 return 0;
2154}
2155
2156/**
2157 * fit_image_get_type - get type id for a given component image node
2158 * @fit: pointer to the FIT format image header
2159 * @noffset: component image node offset
2160 * @type: pointer to the uint8_t, will hold type numeric id
2161 *
2162 * fit_image_get_type() finds type property in a given component image node.
2163 * If the property is found, its (string) value is translated to the numeric
2164 * id which is returned to the caller.
2165 *
2166 * returns:
2167 * 0, on success
2168 * -1, on failure
2169 */
2170int fit_image_get_type (const void *fit, int noffset, uint8_t *type)
2171{
2172 int len;
2173 const void *data;
2174
2175 /* Get image type name from property data */
2176 data = fdt_getprop (fit, noffset, FIT_TYPE_PROP, &len);
2177 if (data == NULL) {
2178 fit_get_debug (fit, noffset, FIT_TYPE_PROP, len);
2179 *type = -1;
2180 return -1;
2181 }
2182
2183 /* Translate image type name to id */
2184 *type = genimg_get_type_id (data);
2185 return 0;
2186}
2187
2188/**
2189 * fit_image_get_comp - get comp id for a given component image node
2190 * @fit: pointer to the FIT format image header
2191 * @noffset: component image node offset
2192 * @comp: pointer to the uint8_t, will hold comp numeric id
2193 *
2194 * fit_image_get_comp() finds comp property in a given component image node.
2195 * If the property is found, its (string) value is translated to the numeric
2196 * id which is returned to the caller.
2197 *
2198 * returns:
2199 * 0, on success
2200 * -1, on failure
2201 */
2202int fit_image_get_comp (const void *fit, int noffset, uint8_t *comp)
2203{
2204 int len;
2205 const void *data;
2206
2207 /* Get compression name from property data */
2208 data = fdt_getprop (fit, noffset, FIT_COMP_PROP, &len);
2209 if (data == NULL) {
2210 fit_get_debug (fit, noffset, FIT_COMP_PROP, len);
2211 *comp = -1;
2212 return -1;
2213 }
2214
2215 /* Translate compression name to id */
2216 *comp = genimg_get_comp_id (data);
2217 return 0;
2218}
2219
2220/**
2221 * fit_image_get_load - get load address property for a given component image node
2222 * @fit: pointer to the FIT format image header
2223 * @noffset: component image node offset
2224 * @load: pointer to the uint32_t, will hold load address
2225 *
2226 * fit_image_get_load() finds load address property in a given component image node.
2227 * If the property is found, its value is returned to the caller.
2228 *
2229 * returns:
2230 * 0, on success
2231 * -1, on failure
2232 */
2233int fit_image_get_load (const void *fit, int noffset, ulong *load)
2234{
2235 int len;
2236 const uint32_t *data;
2237
2238 data = fdt_getprop (fit, noffset, FIT_LOAD_PROP, &len);
2239 if (data == NULL) {
2240 fit_get_debug (fit, noffset, FIT_LOAD_PROP, len);
2241 return -1;
2242 }
2243
2244 *load = uimage_to_cpu (*data);
2245 return 0;
2246}
2247
2248/**
2249 * fit_image_get_entry - get entry point address property for a given component image node
2250 * @fit: pointer to the FIT format image header
2251 * @noffset: component image node offset
2252 * @entry: pointer to the uint32_t, will hold entry point address
2253 *
2254 * fit_image_get_entry() finds entry point address property in a given component image node.
2255 * If the property is found, its value is returned to the caller.
2256 *
2257 * returns:
2258 * 0, on success
2259 * -1, on failure
2260 */
2261int fit_image_get_entry (const void *fit, int noffset, ulong *entry)
2262{
2263 int len;
2264 const uint32_t *data;
2265
2266 data = fdt_getprop (fit, noffset, FIT_ENTRY_PROP, &len);
2267 if (data == NULL) {
2268 fit_get_debug (fit, noffset, FIT_ENTRY_PROP, len);
2269 return -1;
2270 }
2271
2272 *entry = uimage_to_cpu (*data);
2273 return 0;
2274}
2275
2276/**
2277 * fit_image_get_data - get data property and its size for a given component image node
2278 * @fit: pointer to the FIT format image header
2279 * @noffset: component image node offset
2280 * @data: double pointer to void, will hold data property's data address
2281 * @size: pointer to size_t, will hold data property's data size
2282 *
2283 * fit_image_get_data() finds data property in a given component image node.
2284 * If the property is found its data start address and size are returned to
2285 * the caller.
2286 *
2287 * returns:
2288 * 0, on success
2289 * -1, on failure
2290 */
2291int fit_image_get_data (const void *fit, int noffset,
2292 const void **data, size_t *size)
2293{
2294 int len;
2295
2296 *data = fdt_getprop (fit, noffset, FIT_DATA_PROP, &len);
2297 if (*data == NULL) {
2298 fit_get_debug (fit, noffset, FIT_DATA_PROP, len);
2299 *size = 0;
2300 return -1;
2301 }
2302
2303 *size = len;
2304 return 0;
2305}
2306
2307/**
2308 * fit_image_hash_get_algo - get hash algorithm name
2309 * @fit: pointer to the FIT format image header
2310 * @noffset: hash node offset
2311 * @algo: double pointer to char, will hold pointer to the algorithm name
2312 *
2313 * fit_image_hash_get_algo() finds hash algorithm property in a given hash node.
2314 * If the property is found its data start address is returned to the caller.
2315 *
2316 * returns:
2317 * 0, on success
2318 * -1, on failure
2319 */
2320int fit_image_hash_get_algo (const void *fit, int noffset, char **algo)
2321{
2322 int len;
2323
2324 *algo = (char *)fdt_getprop (fit, noffset, FIT_ALGO_PROP, &len);
2325 if (*algo == NULL) {
2326 fit_get_debug (fit, noffset, FIT_ALGO_PROP, len);
2327 return -1;
2328 }
2329
2330 return 0;
2331}
2332
2333/**
2334 * fit_image_hash_get_value - get hash value and length
2335 * @fit: pointer to the FIT format image header
2336 * @noffset: hash node offset
2337 * @value: double pointer to uint8_t, will hold address of a hash value data
2338 * @value_len: pointer to an int, will hold hash data length
2339 *
2340 * fit_image_hash_get_value() finds hash value property in a given hash node.
2341 * If the property is found its data start address and size are returned to
2342 * the caller.
2343 *
2344 * returns:
2345 * 0, on success
2346 * -1, on failure
2347 */
2348int fit_image_hash_get_value (const void *fit, int noffset, uint8_t **value,
2349 int *value_len)
2350{
2351 int len;
2352
2353 *value = (uint8_t *)fdt_getprop (fit, noffset, FIT_VALUE_PROP, &len);
2354 if (*value == NULL) {
2355 fit_get_debug (fit, noffset, FIT_VALUE_PROP, len);
2356 *value_len = 0;
2357 return -1;
2358 }
2359
2360 *value_len = len;
2361 return 0;
2362}
2363
2364/**
2365 * fit_set_timestamp - set node timestamp property
2366 * @fit: pointer to the FIT format image header
2367 * @noffset: node offset
2368 * @timestamp: timestamp value to be set
2369 *
2370 * fit_set_timestamp() attempts to set timestamp property in the requested
2371 * node and returns operation status to the caller.
2372 *
2373 * returns:
2374 * 0, on success
2375 * -1, on property read failure
2376 */
2377int fit_set_timestamp (void *fit, int noffset, time_t timestamp)
2378{
2379 uint32_t t;
2380 int ret;
2381
2382 t = cpu_to_uimage (timestamp);
2383 ret = fdt_setprop (fit, noffset, FIT_TIMESTAMP_PROP, &t,
2384 sizeof (uint32_t));
2385 if (ret) {
2386 printf ("Can't set '%s' property for '%s' node (%s)\n",
2387 FIT_TIMESTAMP_PROP, fit_get_name (fit, noffset, NULL),
2388 fdt_strerror (ret));
2389 return -1;
2390 }
2391
2392 return 0;
2393}
2394
2395/**
2396 * calculate_hash - calculate and return hash for provided input data
2397 * @data: pointer to the input data
2398 * @data_len: data length
2399 * @algo: requested hash algorithm
2400 * @value: pointer to the char, will hold hash value data (caller must
2401 * allocate enough free space)
2402 * value_len: length of the calculated hash
2403 *
2404 * calculate_hash() computes input data hash according to the requested algorithm.
2405 * Resulting hash value is placed in caller provided 'value' buffer, length
2406 * of the calculated hash is returned via value_len pointer argument.
2407 *
2408 * returns:
2409 * 0, on success
2410 * -1, when algo is unsupported
2411 */
2412static int calculate_hash (const void *data, int data_len, const char *algo,
2413 uint8_t *value, int *value_len)
2414{
2415 if (strcmp (algo, "crc32") == 0 ) {
Bartlomiej Sieka75903782008-04-25 13:54:02 +02002416 *((uint32_t *)value) = crc32_wd (0, data, data_len,
2417 CHUNKSZ_CRC32);
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002418 *((uint32_t *)value) = cpu_to_uimage (*((uint32_t *)value));
2419 *value_len = 4;
2420 } else if (strcmp (algo, "sha1") == 0 ) {
Bartlomiej Sieka75903782008-04-25 13:54:02 +02002421 sha1_csum_wd ((unsigned char *) data, data_len,
2422 (unsigned char *) value, CHUNKSZ_SHA1);
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002423 *value_len = 20;
2424 } else if (strcmp (algo, "md5") == 0 ) {
Bartlomiej Sieka75903782008-04-25 13:54:02 +02002425 md5_wd ((unsigned char *)data, data_len, value, CHUNKSZ_MD5);
Bartlomiej Sieka766529f2008-03-14 16:22:34 +01002426 *value_len = 16;
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002427 } else {
2428 debug ("Unsupported hash alogrithm\n");
2429 return -1;
2430 }
2431 return 0;
2432}
2433
2434#ifdef USE_HOSTCC
2435/**
2436 * fit_set_hashes - process FIT component image nodes and calculate hashes
2437 * @fit: pointer to the FIT format image header
2438 *
2439 * fit_set_hashes() adds hash values for all component images in the FIT blob.
2440 * Hashes are calculated for all component images which have hash subnodes
2441 * with algorithm property set to one of the supported hash algorithms.
2442 *
2443 * returns
2444 * 0, on success
2445 * libfdt error code, on failure
2446 */
2447int fit_set_hashes (void *fit)
2448{
2449 int images_noffset;
2450 int noffset;
2451 int ndepth;
2452 int ret;
2453
2454 /* Find images parent node offset */
2455 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
2456 if (images_noffset < 0) {
2457 printf ("Can't find images parent node '%s' (%s)\n",
2458 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
2459 return images_noffset;
2460 }
2461
2462 /* Process its subnodes, print out component images details */
2463 for (ndepth = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth);
2464 (noffset >= 0) && (ndepth > 0);
2465 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2466 if (ndepth == 1) {
2467 /*
2468 * Direct child node of the images parent node,
2469 * i.e. component image node.
2470 */
2471 ret = fit_image_set_hashes (fit, noffset);
2472 if (ret)
2473 return ret;
2474 }
2475 }
2476
2477 return 0;
2478}
2479
2480/**
2481 * fit_image_set_hashes - calculate/set hashes for given component image node
2482 * @fit: pointer to the FIT format image header
2483 * @image_noffset: requested component image node
2484 *
2485 * fit_image_set_hashes() adds hash values for an component image node. All
2486 * existing hash subnodes are checked, if algorithm property is set to one of
2487 * the supported hash algorithms, hash value is computed and corresponding
2488 * hash node property is set, for example:
2489 *
2490 * Input component image node structure:
2491 *
2492 * o image@1 (at image_noffset)
2493 * | - data = [binary data]
2494 * o hash@1
2495 * |- algo = "sha1"
2496 *
2497 * Output component image node structure:
2498 *
2499 * o image@1 (at image_noffset)
2500 * | - data = [binary data]
2501 * o hash@1
2502 * |- algo = "sha1"
2503 * |- value = sha1(data)
2504 *
2505 * returns:
2506 * 0 on sucess
2507 * <0 on failure
2508 */
2509int fit_image_set_hashes (void *fit, int image_noffset)
2510{
2511 const void *data;
2512 size_t size;
2513 char *algo;
2514 uint8_t value[FIT_MAX_HASH_LEN];
2515 int value_len;
2516 int noffset;
2517 int ndepth;
2518
2519 /* Get image data and data length */
2520 if (fit_image_get_data (fit, image_noffset, &data, &size)) {
2521 printf ("Can't get image data/size\n");
2522 return -1;
2523 }
2524
2525 /* Process all hash subnodes of the component image node */
2526 for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
2527 (noffset >= 0) && (ndepth > 0);
2528 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2529 if (ndepth == 1) {
2530 /* Direct child node of the component image node */
2531
2532 /*
2533 * Check subnode name, must be equal to "hash".
2534 * Multiple hash nodes require unique unit node
2535 * names, e.g. hash@1, hash@2, etc.
2536 */
2537 if (strncmp (fit_get_name(fit, noffset, NULL),
2538 FIT_HASH_NODENAME,
2539 strlen(FIT_HASH_NODENAME)) != 0) {
2540 /* Not a hash subnode, skip it */
2541 continue;
2542 }
2543
2544 if (fit_image_hash_get_algo (fit, noffset, &algo)) {
2545 printf ("Can't get hash algo property for "
2546 "'%s' hash node in '%s' image node\n",
2547 fit_get_name (fit, noffset, NULL),
2548 fit_get_name (fit, image_noffset, NULL));
2549 return -1;
2550 }
2551
2552 if (calculate_hash (data, size, algo, value, &value_len)) {
2553 printf ("Unsupported hash algorithm (%s) for "
2554 "'%s' hash node in '%s' image node\n",
2555 algo, fit_get_name (fit, noffset, NULL),
2556 fit_get_name (fit, image_noffset, NULL));
2557 return -1;
2558 }
2559
2560 if (fit_image_hash_set_value (fit, noffset, value,
2561 value_len)) {
2562 printf ("Can't set hash value for "
2563 "'%s' hash node in '%s' image node\n",
2564 fit_get_name (fit, noffset, NULL),
2565 fit_get_name (fit, image_noffset, NULL));
2566 return -1;
2567 }
2568 }
2569 }
2570
2571 return 0;
2572}
2573
2574/**
2575 * fit_image_hash_set_value - set hash value in requested has node
2576 * @fit: pointer to the FIT format image header
2577 * @noffset: hash node offset
2578 * @value: hash value to be set
2579 * @value_len: hash value length
2580 *
2581 * fit_image_hash_set_value() attempts to set hash value in a node at offset
2582 * given and returns operation status to the caller.
2583 *
2584 * returns
2585 * 0, on success
2586 * -1, on failure
2587 */
2588int fit_image_hash_set_value (void *fit, int noffset, uint8_t *value,
2589 int value_len)
2590{
2591 int ret;
2592
2593 ret = fdt_setprop (fit, noffset, FIT_VALUE_PROP, value, value_len);
2594 if (ret) {
2595 printf ("Can't set hash '%s' property for '%s' node (%s)\n",
2596 FIT_VALUE_PROP, fit_get_name (fit, noffset, NULL),
2597 fdt_strerror (ret));
2598 return -1;
2599 }
2600
2601 return 0;
2602}
2603#endif /* USE_HOSTCC */
2604
2605/**
2606 * fit_image_check_hashes - verify data intergity
2607 * @fit: pointer to the FIT format image header
2608 * @image_noffset: component image node offset
2609 *
2610 * fit_image_check_hashes() goes over component image hash nodes,
2611 * re-calculates each data hash and compares with the value stored in hash
2612 * node.
2613 *
2614 * returns:
2615 * 1, if all hashes are valid
2616 * 0, otherwise (or on error)
2617 */
2618int fit_image_check_hashes (const void *fit, int image_noffset)
2619{
2620 const void *data;
2621 size_t size;
2622 char *algo;
2623 uint8_t *fit_value;
2624 int fit_value_len;
2625 uint8_t value[FIT_MAX_HASH_LEN];
2626 int value_len;
2627 int noffset;
2628 int ndepth;
2629 char *err_msg = "";
2630
2631 /* Get image data and data length */
2632 if (fit_image_get_data (fit, image_noffset, &data, &size)) {
2633 printf ("Can't get image data/size\n");
2634 return 0;
2635 }
2636
2637 /* Process all hash subnodes of the component image node */
2638 for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
2639 (noffset >= 0) && (ndepth > 0);
2640 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2641 if (ndepth == 1) {
2642 /* Direct child node of the component image node */
2643
2644 /*
2645 * Check subnode name, must be equal to "hash".
2646 * Multiple hash nodes require unique unit node
2647 * names, e.g. hash@1, hash@2, etc.
2648 */
2649 if (strncmp (fit_get_name(fit, noffset, NULL),
2650 FIT_HASH_NODENAME,
2651 strlen(FIT_HASH_NODENAME)) != 0)
2652 continue;
2653
2654 if (fit_image_hash_get_algo (fit, noffset, &algo)) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002655 err_msg = " error!\nCan't get hash algo "
2656 "property";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002657 goto error;
2658 }
2659 printf ("%s", algo);
2660
2661 if (fit_image_hash_get_value (fit, noffset, &fit_value,
2662 &fit_value_len)) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002663 err_msg = " error!\nCan't get hash value "
2664 "property";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002665 goto error;
2666 }
2667
2668 if (calculate_hash (data, size, algo, value, &value_len)) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002669 err_msg = " error!\nUnsupported hash algorithm";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002670 goto error;
2671 }
2672
2673 if (value_len != fit_value_len) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002674 err_msg = " error !\nBad hash value len";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002675 goto error;
2676 } else if (memcmp (value, fit_value, value_len) != 0) {
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002677 err_msg = " error!\nBad hash value";
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002678 goto error;
2679 }
2680 printf ("+ ");
2681 }
2682 }
2683
2684 return 1;
2685
2686error:
2687 printf ("%s for '%s' hash node in '%s' image node\n",
2688 err_msg, fit_get_name (fit, noffset, NULL),
2689 fit_get_name (fit, image_noffset, NULL));
2690 return 0;
2691}
2692
2693/**
Bartlomiej Sieka919f5502008-09-09 12:58:15 +02002694 * fit_all_image_check_hashes - verify data intergity for all images
2695 * @fit: pointer to the FIT format image header
2696 *
2697 * fit_all_image_check_hashes() goes over all images in the FIT and
2698 * for every images checks if all it's hashes are valid.
2699 *
2700 * returns:
2701 * 1, if all hashes of all images are valid
2702 * 0, otherwise (or on error)
2703 */
2704int fit_all_image_check_hashes (const void *fit)
2705{
2706 int images_noffset;
2707 int noffset;
2708 int ndepth;
2709 int count;
2710
2711 /* Find images parent node offset */
2712 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
2713 if (images_noffset < 0) {
2714 printf ("Can't find images parent node '%s' (%s)\n",
2715 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
2716 return 0;
2717 }
2718
2719 /* Process all image subnodes, check hashes for each */
2720 printf ("## Checking hash(es) for FIT Image at %08lx ...\n",
2721 (ulong)fit);
2722 for (ndepth = 0, count = 0,
2723 noffset = fdt_next_node (fit, images_noffset, &ndepth);
2724 (noffset >= 0) && (ndepth > 0);
2725 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2726 if (ndepth == 1) {
2727 /*
2728 * Direct child node of the images parent node,
2729 * i.e. component image node.
2730 */
2731 printf (" Hash(es) for Image %u (%s): ", count++,
2732 fit_get_name (fit, noffset, NULL));
2733
2734 if (!fit_image_check_hashes (fit, noffset))
2735 return 0;
2736 printf ("\n");
2737 }
2738 }
2739 return 1;
2740}
2741
2742/**
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002743 * fit_image_check_os - check whether image node is of a given os type
2744 * @fit: pointer to the FIT format image header
2745 * @noffset: component image node offset
2746 * @os: requested image os
2747 *
2748 * fit_image_check_os() reads image os property and compares its numeric
2749 * id with the requested os. Comparison result is returned to the caller.
2750 *
2751 * returns:
2752 * 1 if image is of given os type
2753 * 0 otherwise (or on error)
2754 */
2755int fit_image_check_os (const void *fit, int noffset, uint8_t os)
2756{
2757 uint8_t image_os;
2758
2759 if (fit_image_get_os (fit, noffset, &image_os))
2760 return 0;
2761 return (os == image_os);
2762}
2763
2764/**
2765 * fit_image_check_arch - check whether image node is of a given arch
2766 * @fit: pointer to the FIT format image header
2767 * @noffset: component image node offset
2768 * @arch: requested imagearch
2769 *
2770 * fit_image_check_arch() reads image arch property and compares its numeric
2771 * id with the requested arch. Comparison result is returned to the caller.
2772 *
2773 * returns:
2774 * 1 if image is of given arch
2775 * 0 otherwise (or on error)
2776 */
2777int fit_image_check_arch (const void *fit, int noffset, uint8_t arch)
2778{
2779 uint8_t image_arch;
2780
2781 if (fit_image_get_arch (fit, noffset, &image_arch))
2782 return 0;
2783 return (arch == image_arch);
2784}
2785
2786/**
2787 * fit_image_check_type - check whether image node is of a given type
2788 * @fit: pointer to the FIT format image header
2789 * @noffset: component image node offset
2790 * @type: requested image type
2791 *
2792 * fit_image_check_type() reads image type property and compares its numeric
2793 * id with the requested type. Comparison result is returned to the caller.
2794 *
2795 * returns:
2796 * 1 if image is of given type
2797 * 0 otherwise (or on error)
2798 */
2799int fit_image_check_type (const void *fit, int noffset, uint8_t type)
2800{
2801 uint8_t image_type;
2802
2803 if (fit_image_get_type (fit, noffset, &image_type))
2804 return 0;
2805 return (type == image_type);
2806}
2807
2808/**
2809 * fit_image_check_comp - check whether image node uses given compression
2810 * @fit: pointer to the FIT format image header
2811 * @noffset: component image node offset
2812 * @comp: requested image compression type
2813 *
2814 * fit_image_check_comp() reads image compression property and compares its
2815 * numeric id with the requested compression type. Comparison result is
2816 * returned to the caller.
2817 *
2818 * returns:
2819 * 1 if image uses requested compression
2820 * 0 otherwise (or on error)
2821 */
2822int fit_image_check_comp (const void *fit, int noffset, uint8_t comp)
2823{
2824 uint8_t image_comp;
2825
2826 if (fit_image_get_comp (fit, noffset, &image_comp))
2827 return 0;
2828 return (comp == image_comp);
2829}
2830
2831/**
2832 * fit_check_format - sanity check FIT image format
2833 * @fit: pointer to the FIT format image header
2834 *
2835 * fit_check_format() runs a basic sanity FIT image verification.
2836 * Routine checks for mandatory properties, nodes, etc.
2837 *
2838 * returns:
2839 * 1, on success
2840 * 0, on failure
2841 */
2842int fit_check_format (const void *fit)
2843{
2844 /* mandatory / node 'description' property */
2845 if (fdt_getprop (fit, 0, FIT_DESC_PROP, NULL) == NULL) {
2846 debug ("Wrong FIT format: no description\n");
2847 return 0;
2848 }
2849
2850#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
2851 /* mandatory / node 'timestamp' property */
2852 if (fdt_getprop (fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) {
Bartlomiej Siekafbc87dc2008-10-01 15:26:32 +02002853 debug ("Wrong FIT format: no timestamp\n");
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002854 return 0;
2855 }
2856#endif
2857
2858 /* mandatory subimages parent '/images' node */
2859 if (fdt_path_offset (fit, FIT_IMAGES_PATH) < 0) {
2860 debug ("Wrong FIT format: no images parent node\n");
2861 return 0;
2862 }
2863
2864 return 1;
2865}
2866
2867/**
2868 * fit_conf_get_node - get node offset for configuration of a given unit name
2869 * @fit: pointer to the FIT format image header
2870 * @conf_uname: configuration node unit name
2871 *
2872 * fit_conf_get_node() finds a configuration (withing the '/configurations'
2873 * parant node) of a provided unit name. If configuration is found its node offset
2874 * is returned to the caller.
2875 *
2876 * When NULL is provided in second argument fit_conf_get_node() will search
2877 * for a default configuration node instead. Default configuration node unit name
2878 * is retrived from FIT_DEFAULT_PROP property of the '/configurations' node.
2879 *
2880 * returns:
2881 * configuration node offset when found (>=0)
2882 * negative number on failure (FDT_ERR_* code)
2883 */
2884int fit_conf_get_node (const void *fit, const char *conf_uname)
2885{
2886 int noffset, confs_noffset;
2887 int len;
2888
2889 confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH);
2890 if (confs_noffset < 0) {
2891 debug ("Can't find configurations parent node '%s' (%s)\n",
2892 FIT_CONFS_PATH, fdt_strerror (confs_noffset));
2893 return confs_noffset;
2894 }
2895
2896 if (conf_uname == NULL) {
2897 /* get configuration unit name from the default property */
2898 debug ("No configuration specified, trying default...\n");
2899 conf_uname = (char *)fdt_getprop (fit, confs_noffset, FIT_DEFAULT_PROP, &len);
2900 if (conf_uname == NULL) {
2901 fit_get_debug (fit, confs_noffset, FIT_DEFAULT_PROP, len);
2902 return len;
2903 }
2904 debug ("Found default configuration: '%s'\n", conf_uname);
2905 }
2906
2907 noffset = fdt_subnode_offset (fit, confs_noffset, conf_uname);
2908 if (noffset < 0) {
2909 debug ("Can't get node offset for configuration unit name: '%s' (%s)\n",
2910 conf_uname, fdt_strerror (noffset));
2911 }
2912
2913 return noffset;
2914}
2915
2916static int __fit_conf_get_prop_node (const void *fit, int noffset,
2917 const char *prop_name)
2918{
2919 char *uname;
2920 int len;
2921
2922 /* get kernel image unit name from configuration kernel property */
2923 uname = (char *)fdt_getprop (fit, noffset, prop_name, &len);
2924 if (uname == NULL)
2925 return len;
2926
2927 return fit_image_get_node (fit, uname);
2928}
2929
2930/**
2931 * fit_conf_get_kernel_node - get kernel image node offset that corresponds to
2932 * a given configuration
2933 * @fit: pointer to the FIT format image header
2934 * @noffset: configuration node offset
2935 *
2936 * fit_conf_get_kernel_node() retrives kernel image node unit name from
2937 * configuration FIT_KERNEL_PROP property and translates it to the node
2938 * offset.
2939 *
2940 * returns:
2941 * image node offset when found (>=0)
2942 * negative number on failure (FDT_ERR_* code)
2943 */
2944int fit_conf_get_kernel_node (const void *fit, int noffset)
2945{
2946 return __fit_conf_get_prop_node (fit, noffset, FIT_KERNEL_PROP);
2947}
2948
2949/**
2950 * fit_conf_get_ramdisk_node - get ramdisk image node offset that corresponds to
2951 * a given configuration
2952 * @fit: pointer to the FIT format image header
2953 * @noffset: configuration node offset
2954 *
2955 * fit_conf_get_ramdisk_node() retrives ramdisk image node unit name from
2956 * configuration FIT_KERNEL_PROP property and translates it to the node
2957 * offset.
2958 *
2959 * returns:
2960 * image node offset when found (>=0)
2961 * negative number on failure (FDT_ERR_* code)
2962 */
2963int fit_conf_get_ramdisk_node (const void *fit, int noffset)
2964{
2965 return __fit_conf_get_prop_node (fit, noffset, FIT_RAMDISK_PROP);
2966}
2967
2968/**
2969 * fit_conf_get_fdt_node - get fdt image node offset that corresponds to
2970 * a given configuration
2971 * @fit: pointer to the FIT format image header
2972 * @noffset: configuration node offset
2973 *
2974 * fit_conf_get_fdt_node() retrives fdt image node unit name from
2975 * configuration FIT_KERNEL_PROP property and translates it to the node
2976 * offset.
2977 *
2978 * returns:
2979 * image node offset when found (>=0)
2980 * negative number on failure (FDT_ERR_* code)
2981 */
2982int fit_conf_get_fdt_node (const void *fit, int noffset)
2983{
2984 return __fit_conf_get_prop_node (fit, noffset, FIT_FDT_PROP);
2985}
2986
2987/**
2988 * fit_conf_print - prints out the FIT configuration details
2989 * @fit: pointer to the FIT format image header
Marian Balakowiczf773bea2008-03-12 10:35:46 +01002990 * @noffset: offset of the configuration node
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01002991 * @p: pointer to prefix string
2992 *
2993 * fit_conf_print() lists all mandatory properies for the processed
2994 * configuration node.
2995 *
2996 * returns:
2997 * no returned results
2998 */
2999void fit_conf_print (const void *fit, int noffset, const char *p)
3000{
3001 char *desc;
3002 char *uname;
3003 int ret;
3004
3005 /* Mandatory properties */
3006 ret = fit_get_desc (fit, noffset, &desc);
3007 printf ("%s Description: ", p);
3008 if (ret)
3009 printf ("unavailable\n");
3010 else
3011 printf ("%s\n", desc);
3012
3013 uname = (char *)fdt_getprop (fit, noffset, FIT_KERNEL_PROP, NULL);
3014 printf ("%s Kernel: ", p);
3015 if (uname == NULL)
3016 printf ("unavailable\n");
3017 else
3018 printf ("%s\n", uname);
3019
3020 /* Optional properties */
3021 uname = (char *)fdt_getprop (fit, noffset, FIT_RAMDISK_PROP, NULL);
3022 if (uname)
3023 printf ("%s Init Ramdisk: %s\n", p, uname);
3024
3025 uname = (char *)fdt_getprop (fit, noffset, FIT_FDT_PROP, NULL);
3026 if (uname)
3027 printf ("%s FDT: %s\n", p, uname);
3028}
Marian Balakowiczc8779642008-03-12 10:12:37 +01003029
3030/**
3031 * fit_check_ramdisk - verify FIT format ramdisk subimage
3032 * @fit_hdr: pointer to the FIT ramdisk header
3033 * @rd_noffset: ramdisk subimage node offset within FIT image
3034 * @arch: requested ramdisk image architecture type
3035 * @verify: data CRC verification flag
3036 *
3037 * fit_check_ramdisk() verifies integrity of the ramdisk subimage and from
3038 * specified FIT image.
3039 *
3040 * returns:
3041 * 1, on success
3042 * 0, on failure
3043 */
3044#ifndef USE_HOSTCC
3045static int fit_check_ramdisk (const void *fit, int rd_noffset, uint8_t arch, int verify)
3046{
3047 fit_image_print (fit, rd_noffset, " ");
3048
3049 if (verify) {
3050 puts (" Verifying Hash Integrity ... ");
3051 if (!fit_image_check_hashes (fit, rd_noffset)) {
3052 puts ("Bad Data Hash\n");
Marian Balakowicz1372cce2008-03-12 10:33:01 +01003053 show_boot_progress (-125);
Marian Balakowiczc8779642008-03-12 10:12:37 +01003054 return 0;
3055 }
3056 puts ("OK\n");
3057 }
3058
Marian Balakowicz1372cce2008-03-12 10:33:01 +01003059 show_boot_progress (126);
Marian Balakowiczc8779642008-03-12 10:12:37 +01003060 if (!fit_image_check_os (fit, rd_noffset, IH_OS_LINUX) ||
3061 !fit_image_check_arch (fit, rd_noffset, arch) ||
3062 !fit_image_check_type (fit, rd_noffset, IH_TYPE_RAMDISK)) {
3063 printf ("No Linux %s Ramdisk Image\n",
3064 genimg_get_arch_name(arch));
Marian Balakowicz1372cce2008-03-12 10:33:01 +01003065 show_boot_progress (-126);
Marian Balakowiczc8779642008-03-12 10:12:37 +01003066 return 0;
3067 }
3068
Marian Balakowicz1372cce2008-03-12 10:33:01 +01003069 show_boot_progress (127);
Marian Balakowiczc8779642008-03-12 10:12:37 +01003070 return 1;
3071}
3072#endif /* USE_HOSTCC */
Marian Balakowicz5dfb5212008-02-29 21:24:06 +01003073#endif /* CONFIG_FIT */