Merge tag 'u-boot-amlogic-20220120' of https://source.denx.de/u-boot/custodians/u...
[platform/kernel/u-boot.git] / boot / image-board.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Image code used by boards (and not host tools)
4  *
5  * (C) Copyright 2008 Semihalf
6  *
7  * (C) Copyright 2000-2006
8  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9  */
10
11 #include <common.h>
12 #include <bootstage.h>
13 #include <cpu_func.h>
14 #include <env.h>
15 #include <fpga.h>
16 #include <image.h>
17 #include <init.h>
18 #include <mapmem.h>
19 #include <rtc.h>
20 #include <watchdog.h>
21 #include <asm/cache.h>
22 #include <asm/global_data.h>
23
24 #ifndef CONFIG_SYS_BARGSIZE
25 #define CONFIG_SYS_BARGSIZE 512
26 #endif
27
28 DECLARE_GLOBAL_DATA_PTR;
29
30 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
31 /**
32  * image_get_ramdisk - get and verify ramdisk image
33  * @rd_addr: ramdisk image start address
34  * @arch: expected ramdisk architecture
35  * @verify: checksum verification flag
36  *
37  * image_get_ramdisk() returns a pointer to the verified ramdisk image
38  * header. Routine receives image start address and expected architecture
39  * flag. Verification done covers data and header integrity and os/type/arch
40  * fields checking.
41  *
42  * returns:
43  *     pointer to a ramdisk image header, if image was found and valid
44  *     otherwise, return NULL
45  */
46 static const image_header_t *image_get_ramdisk(ulong rd_addr, u8 arch,
47                                                int verify)
48 {
49         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
50
51         if (!image_check_magic(rd_hdr)) {
52                 puts("Bad Magic Number\n");
53                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
54                 return NULL;
55         }
56
57         if (!image_check_hcrc(rd_hdr)) {
58                 puts("Bad Header Checksum\n");
59                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
60                 return NULL;
61         }
62
63         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
64         image_print_contents(rd_hdr);
65
66         if (verify) {
67                 puts("   Verifying Checksum ... ");
68                 if (!image_check_dcrc(rd_hdr)) {
69                         puts("Bad Data CRC\n");
70                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
71                         return NULL;
72                 }
73                 puts("OK\n");
74         }
75
76         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
77
78         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
79             !image_check_arch(rd_hdr, arch) ||
80             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
81                 printf("No Linux %s Ramdisk Image\n",
82                        genimg_get_arch_name(arch));
83                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
84                 return NULL;
85         }
86
87         return rd_hdr;
88 }
89 #endif
90
91 /*****************************************************************************/
92 /* Shared dual-format routines */
93 /*****************************************************************************/
94 ulong image_load_addr = CONFIG_SYS_LOAD_ADDR;   /* Default Load Address */
95 ulong image_save_addr;                  /* Default Save Address */
96 ulong image_save_size;                  /* Default Save Size (in bytes) */
97
98 static int on_loadaddr(const char *name, const char *value, enum env_op op,
99                        int flags)
100 {
101         switch (op) {
102         case env_op_create:
103         case env_op_overwrite:
104                 image_load_addr = hextoul(value, NULL);
105                 break;
106         default:
107                 break;
108         }
109
110         return 0;
111 }
112 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
113
114 ulong env_get_bootm_low(void)
115 {
116         char *s = env_get("bootm_low");
117
118         if (s) {
119                 ulong tmp = hextoul(s, NULL);
120                 return tmp;
121         }
122
123 #if defined(CONFIG_SYS_SDRAM_BASE)
124         return CONFIG_SYS_SDRAM_BASE;
125 #elif defined(CONFIG_ARM) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_RISCV)
126         return gd->bd->bi_dram[0].start;
127 #else
128         return 0;
129 #endif
130 }
131
132 phys_size_t env_get_bootm_size(void)
133 {
134         phys_size_t tmp, size;
135         phys_addr_t start;
136         char *s = env_get("bootm_size");
137
138         if (s) {
139                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
140                 return tmp;
141         }
142
143         start = gd->ram_base;
144         size = gd->ram_size;
145
146         if (start + size > gd->ram_top)
147                 size = gd->ram_top - start;
148
149         s = env_get("bootm_low");
150         if (s)
151                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
152         else
153                 tmp = start;
154
155         return size - (tmp - start);
156 }
157
158 phys_size_t env_get_bootm_mapsize(void)
159 {
160         phys_size_t tmp;
161         char *s = env_get("bootm_mapsize");
162
163         if (s) {
164                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
165                 return tmp;
166         }
167
168 #if defined(CONFIG_SYS_BOOTMAPSZ)
169         return CONFIG_SYS_BOOTMAPSZ;
170 #else
171         return env_get_bootm_size();
172 #endif
173 }
174
175 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
176 {
177         if (to == from)
178                 return;
179
180 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
181         if (to > from) {
182                 from += len;
183                 to += len;
184         }
185         while (len > 0) {
186                 size_t tail = (len > chunksz) ? chunksz : len;
187
188                 WATCHDOG_RESET();
189                 if (to > from) {
190                         to -= tail;
191                         from -= tail;
192                 }
193                 memmove(to, from, tail);
194                 if (to < from) {
195                         to += tail;
196                         from += tail;
197                 }
198                 len -= tail;
199         }
200 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
201         memmove(to, from, len);
202 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
203 }
204
205 /**
206  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
207  *                              FIT strings
208  * @img_addr: a string might contain real image address
209  * @fit_uname_config: double pointer to a char, will hold pointer to a
210  *                    configuration unit name
211  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
212  *                    name
213  *
214  * genimg_get_kernel_addr_fit get the real kernel start address from a string
215  * which is normally the first argv of bootm/bootz
216  *
217  * returns:
218  *     kernel start address
219  */
220 ulong genimg_get_kernel_addr_fit(char * const img_addr,
221                                  const char **fit_uname_config,
222                                  const char **fit_uname_kernel)
223 {
224         ulong kernel_addr;
225
226         /* find out kernel image address */
227         if (!img_addr) {
228                 kernel_addr = image_load_addr;
229                 debug("*  kernel: default image load address = 0x%08lx\n",
230                       image_load_addr);
231         } else if (CONFIG_IS_ENABLED(FIT) &&
232                    fit_parse_conf(img_addr, image_load_addr, &kernel_addr,
233                                   fit_uname_config)) {
234                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
235                       *fit_uname_config, kernel_addr);
236         } else if (CONFIG_IS_ENABLED(FIT) &&
237                    fit_parse_subimage(img_addr, image_load_addr, &kernel_addr,
238                                       fit_uname_kernel)) {
239                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
240                       *fit_uname_kernel, kernel_addr);
241         } else {
242                 kernel_addr = hextoul(img_addr, NULL);
243                 debug("*  kernel: cmdline image address = 0x%08lx\n",
244                       kernel_addr);
245         }
246
247         return kernel_addr;
248 }
249
250 /**
251  * genimg_get_kernel_addr() is the simple version of
252  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
253  */
254 ulong genimg_get_kernel_addr(char * const img_addr)
255 {
256         const char *fit_uname_config = NULL;
257         const char *fit_uname_kernel = NULL;
258
259         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
260                                           &fit_uname_kernel);
261 }
262
263 /**
264  * genimg_get_format - get image format type
265  * @img_addr: image start address
266  *
267  * genimg_get_format() checks whether provided address points to a valid
268  * legacy or FIT image.
269  *
270  * New uImage format and FDT blob are based on a libfdt. FDT blob
271  * may be passed directly or embedded in a FIT image. In both situations
272  * genimg_get_format() must be able to dectect libfdt header.
273  *
274  * returns:
275  *     image format type or IMAGE_FORMAT_INVALID if no image is present
276  */
277 int genimg_get_format(const void *img_addr)
278 {
279         if (CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)) {
280                 const image_header_t *hdr;
281
282                 hdr = (const image_header_t *)img_addr;
283                 if (image_check_magic(hdr))
284                         return IMAGE_FORMAT_LEGACY;
285         }
286         if (CONFIG_IS_ENABLED(FIT) || CONFIG_IS_ENABLED(OF_LIBFDT)) {
287                 if (!fdt_check_header(img_addr))
288                         return IMAGE_FORMAT_FIT;
289         }
290         if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE) &&
291             !android_image_check_header(img_addr))
292                 return IMAGE_FORMAT_ANDROID;
293
294         return IMAGE_FORMAT_INVALID;
295 }
296
297 /**
298  * fit_has_config - check if there is a valid FIT configuration
299  * @images: pointer to the bootm command headers structure
300  *
301  * fit_has_config() checks if there is a FIT configuration in use
302  * (if FTI support is present).
303  *
304  * returns:
305  *     0, no FIT support or no configuration found
306  *     1, configuration found
307  */
308 int genimg_has_config(bootm_headers_t *images)
309 {
310         if (CONFIG_IS_ENABLED(FIT) && images->fit_uname_cfg)
311                 return 1;
312
313         return 0;
314 }
315
316 /**
317  * select_ramdisk() - Select and locate the ramdisk to use
318  *
319  * @images: pointer to the bootm images structure
320  * @select: name of ramdisk to select, or NULL for any
321  * @arch: expected ramdisk architecture
322  * @rd_datap: pointer to a ulong variable, will hold ramdisk pointer
323  * @rd_lenp: pointer to a ulong variable, will hold ramdisk length
324  * Return: 0 if OK, -ENOPKG if no ramdisk (but an error should not be reported),
325  *      other -ve value on other error
326  */
327 static int select_ramdisk(bootm_headers_t *images, const char *select, u8 arch,
328                           ulong *rd_datap, ulong *rd_lenp)
329 {
330         ulong rd_addr;
331         char *buf;
332
333 #if CONFIG_IS_ENABLED(FIT)
334                 const char *fit_uname_config = images->fit_uname_cfg;
335                 const char *fit_uname_ramdisk = NULL;
336                 int rd_noffset;
337
338                 if (select) {
339                         ulong default_addr;
340                         /*
341                          * If the init ramdisk comes from the FIT image and
342                          * the FIT image address is omitted in the command
343                          * line argument, try to use os FIT image address or
344                          * default load address.
345                          */
346                         if (images->fit_uname_os)
347                                 default_addr = (ulong)images->fit_hdr_os;
348                         else
349                                 default_addr = image_load_addr;
350
351                         if (fit_parse_conf(select, default_addr,
352                                            &rd_addr, &fit_uname_config)) {
353                                 debug("*  ramdisk: config '%s' from image at 0x%08lx\n",
354                                       fit_uname_config, rd_addr);
355                         } else if (fit_parse_subimage(select, default_addr,
356                                                       &rd_addr,
357                                                       &fit_uname_ramdisk)) {
358                                 debug("*  ramdisk: subimage '%s' from image at 0x%08lx\n",
359                                       fit_uname_ramdisk, rd_addr);
360                         } else
361 #endif
362                         {
363                                 rd_addr = hextoul(select, NULL);
364                                 debug("*  ramdisk: cmdline image address = 0x%08lx\n",
365                                       rd_addr);
366                         }
367 #if CONFIG_IS_ENABLED(FIT)
368                 } else {
369                         /* use FIT configuration provided in first bootm
370                          * command argument. If the property is not defined,
371                          * quit silently (with -ENOPKG)
372                          */
373                         rd_addr = map_to_sysmem(images->fit_hdr_os);
374                         rd_noffset = fit_get_node_from_config(images,
375                                                               FIT_RAMDISK_PROP,
376                                                               rd_addr);
377                         if (rd_noffset == -ENOENT)
378                                 return -ENOPKG;
379                         else if (rd_noffset < 0)
380                                 return rd_noffset;
381                 }
382 #endif
383
384                 /*
385                  * Check if there is an initrd image at the
386                  * address provided in the second bootm argument
387                  * check image type, for FIT images get FIT node.
388                  */
389                 buf = map_sysmem(rd_addr, 0);
390                 switch (genimg_get_format(buf)) {
391 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
392                 case IMAGE_FORMAT_LEGACY: {
393                         const image_header_t *rd_hdr;
394
395                         printf("## Loading init Ramdisk from Legacy Image at %08lx ...\n",
396                                rd_addr);
397
398                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
399                         rd_hdr = image_get_ramdisk(rd_addr, arch,
400                                                    images->verify);
401
402                         if (!rd_hdr)
403                                 return -ENOENT;
404
405                         *rd_datap = image_get_data(rd_hdr);
406                         *rd_lenp = image_get_data_size(rd_hdr);
407                         break;
408                 }
409 #endif
410 #if CONFIG_IS_ENABLED(FIT)
411                 case IMAGE_FORMAT_FIT:
412                         rd_noffset = fit_image_load(images,
413                                                     rd_addr, &fit_uname_ramdisk,
414                                                     &fit_uname_config, arch,
415                                                     IH_TYPE_RAMDISK,
416                                                     BOOTSTAGE_ID_FIT_RD_START,
417                                                     FIT_LOAD_OPTIONAL_NON_ZERO,
418                                                     rd_datap, rd_lenp);
419                         if (rd_noffset < 0)
420                                 return rd_noffset;
421
422                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
423                         images->fit_uname_rd = fit_uname_ramdisk;
424                         images->fit_noffset_rd = rd_noffset;
425                         break;
426 #endif
427 #ifdef CONFIG_ANDROID_BOOT_IMAGE
428                 case IMAGE_FORMAT_ANDROID:
429                         android_image_get_ramdisk((void *)images->os.start,
430                                                   rd_datap, rd_lenp);
431                         break;
432 #endif
433                 default:
434                         if (IS_ENABLED(CONFIG_SUPPORT_RAW_INITRD)) {
435                                 char *end = NULL;
436
437                                 if (select)
438                                         end = strchr(select, ':');
439                                 if (end) {
440                                         *rd_lenp = hextoul(++end, NULL);
441                                         *rd_datap = rd_addr;
442                                         break;
443                                 }
444                         }
445                         puts("Wrong Ramdisk Image Format\n");
446                         return -EINVAL;
447                 }
448
449         return 0;
450 }
451
452 /**
453  * boot_get_ramdisk - main ramdisk handling routine
454  * @argc: command argument count
455  * @argv: command argument list
456  * @images: pointer to the bootm images structure
457  * @arch: expected ramdisk architecture
458  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
459  * @rd_end: pointer to a ulong variable, will hold ramdisk end
460  *
461  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
462  * Currently supported are the following ramdisk sources:
463  *      - multicomponent kernel/ramdisk image,
464  *      - commandline provided address of decicated ramdisk image.
465  *
466  * returns:
467  *     0, if ramdisk image was found and valid, or skiped
468  *     rd_start and rd_end are set to ramdisk start/end addresses if
469  *     ramdisk image is found and valid
470  *
471  *     1, if ramdisk image is found but corrupted, or invalid
472  *     rd_start and rd_end are set to 0 if no ramdisk exists
473  */
474 int boot_get_ramdisk(int argc, char *const argv[], bootm_headers_t *images,
475                      u8 arch, ulong *rd_start, ulong *rd_end)
476 {
477         ulong rd_data, rd_len;
478         const char *select = NULL;
479
480         *rd_start = 0;
481         *rd_end = 0;
482
483         if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE)) {
484                 char *buf;
485
486                 /* Look for an Android boot image */
487                 buf = map_sysmem(images->os.start, 0);
488                 if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
489                         select = (argc == 0) ? env_get("loadaddr") : argv[0];
490         }
491
492         if (argc >= 2)
493                 select = argv[1];
494
495         /*
496          * Look for a '-' which indicates to ignore the
497          * ramdisk argument
498          */
499         if (select && strcmp(select, "-") ==  0) {
500                 debug("## Skipping init Ramdisk\n");
501                 rd_len = 0;
502                 rd_data = 0;
503         } else if (select || genimg_has_config(images)) {
504                 int ret;
505
506                 ret = select_ramdisk(images, select, arch, &rd_data, &rd_len);
507                 if (ret == -ENOPKG)
508                         return 0;
509                 else if (ret)
510                         return ret;
511         } else if (images->legacy_hdr_valid &&
512                         image_check_type(&images->legacy_hdr_os_copy,
513                                          IH_TYPE_MULTI)) {
514                 /*
515                  * Now check if we have a legacy mult-component image,
516                  * get second entry data start address and len.
517                  */
518                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
519                 printf("## Loading init Ramdisk from multi component Legacy Image at %08lx ...\n",
520                        (ulong)images->legacy_hdr_os);
521
522                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
523         } else {
524                 /*
525                  * no initrd image
526                  */
527                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
528                 rd_len = 0;
529                 rd_data = 0;
530         }
531
532         if (!rd_data) {
533                 debug("## No init Ramdisk\n");
534         } else {
535                 *rd_start = rd_data;
536                 *rd_end = rd_data + rd_len;
537         }
538         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
539               *rd_start, *rd_end);
540
541         return 0;
542 }
543
544 /**
545  * boot_ramdisk_high - relocate init ramdisk
546  * @lmb: pointer to lmb handle, will be used for memory mgmt
547  * @rd_data: ramdisk data start address
548  * @rd_len: ramdisk data length
549  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
550  *      start address (after possible relocation)
551  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
552  *      end address (after possible relocation)
553  *
554  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
555  * variable and if requested ramdisk data is moved to a specified location.
556  *
557  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
558  * start/end addresses if ramdisk image start and len were provided,
559  * otherwise set initrd_start and initrd_end set to zeros.
560  *
561  * returns:
562  *      0 - success
563  *     -1 - failure
564  */
565 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
566                       ulong *initrd_start, ulong *initrd_end)
567 {
568         char    *s;
569         ulong   initrd_high;
570         int     initrd_copy_to_ram = 1;
571
572         s = env_get("initrd_high");
573         if (s) {
574                 /* a value of "no" or a similar string will act like 0,
575                  * turning the "load high" feature off. This is intentional.
576                  */
577                 initrd_high = hextoul(s, NULL);
578                 if (initrd_high == ~0)
579                         initrd_copy_to_ram = 0;
580         } else {
581                 initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
582         }
583
584         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
585               initrd_high, initrd_copy_to_ram);
586
587         if (rd_data) {
588                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
589                         debug("   in-place initrd\n");
590                         *initrd_start = rd_data;
591                         *initrd_end = rd_data + rd_len;
592                         lmb_reserve(lmb, rd_data, rd_len);
593                 } else {
594                         if (initrd_high)
595                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
596                                                 rd_len, 0x1000, initrd_high);
597                         else
598                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
599                                                                  0x1000);
600
601                         if (*initrd_start == 0) {
602                                 puts("ramdisk - allocation error\n");
603                                 goto error;
604                         }
605                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
606
607                         *initrd_end = *initrd_start + rd_len;
608                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
609                                *initrd_start, *initrd_end);
610
611                         memmove_wd((void *)*initrd_start,
612                                    (void *)rd_data, rd_len, CHUNKSZ);
613
614                         /*
615                          * Ensure the image is flushed to memory to handle
616                          * AMP boot scenarios in which we might not be
617                          * HW cache coherent
618                          */
619                         if (IS_ENABLED(CONFIG_MP)) {
620                                 flush_cache((unsigned long)*initrd_start,
621                                             ALIGN(rd_len, ARCH_DMA_MINALIGN));
622                         }
623                         puts("OK\n");
624                 }
625         } else {
626                 *initrd_start = 0;
627                 *initrd_end = 0;
628         }
629         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
630               *initrd_start, *initrd_end);
631
632         return 0;
633
634 error:
635         return -1;
636 }
637
638 int boot_get_setup(bootm_headers_t *images, u8 arch,
639                    ulong *setup_start, ulong *setup_len)
640 {
641         if (!CONFIG_IS_ENABLED(FIT))
642                 return -ENOENT;
643
644         return boot_get_setup_fit(images, arch, setup_start, setup_len);
645 }
646
647 int boot_get_fpga(int argc, char *const argv[], bootm_headers_t *images,
648                   u8 arch, const ulong *ld_start, ulong * const ld_len)
649 {
650         ulong tmp_img_addr, img_data, img_len;
651         void *buf;
652         int conf_noffset;
653         int fit_img_result;
654         const char *uname, *name;
655         int err;
656         int devnum = 0; /* TODO support multi fpga platforms */
657
658         if (!IS_ENABLED(CONFIG_FPGA))
659                 return -ENOSYS;
660
661         /* Check to see if the images struct has a FIT configuration */
662         if (!genimg_has_config(images)) {
663                 debug("## FIT configuration was not specified\n");
664                 return 0;
665         }
666
667         /*
668          * Obtain the os FIT header from the images struct
669          */
670         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
671         buf = map_sysmem(tmp_img_addr, 0);
672         /*
673          * Check image type. For FIT images get FIT node
674          * and attempt to locate a generic binary.
675          */
676         switch (genimg_get_format(buf)) {
677         case IMAGE_FORMAT_FIT:
678                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
679
680                 uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
681                                            NULL);
682                 if (!uname) {
683                         debug("## FPGA image is not specified\n");
684                         return 0;
685                 }
686                 fit_img_result = fit_image_load(images,
687                                                 tmp_img_addr,
688                                                 (const char **)&uname,
689                                                 &images->fit_uname_cfg,
690                                                 arch,
691                                                 IH_TYPE_FPGA,
692                                                 BOOTSTAGE_ID_FPGA_INIT,
693                                                 FIT_LOAD_OPTIONAL_NON_ZERO,
694                                                 &img_data, &img_len);
695
696                 debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
697                       uname, img_data, img_len);
698
699                 if (fit_img_result < 0) {
700                         /* Something went wrong! */
701                         return fit_img_result;
702                 }
703
704                 if (!fpga_is_partial_data(devnum, img_len)) {
705                         name = "full";
706                         err = fpga_loadbitstream(devnum, (char *)img_data,
707                                                  img_len, BIT_FULL);
708                         if (err)
709                                 err = fpga_load(devnum, (const void *)img_data,
710                                                 img_len, BIT_FULL);
711                 } else {
712                         name = "partial";
713                         err = fpga_loadbitstream(devnum, (char *)img_data,
714                                                  img_len, BIT_PARTIAL);
715                         if (err)
716                                 err = fpga_load(devnum, (const void *)img_data,
717                                                 img_len, BIT_PARTIAL);
718                 }
719
720                 if (err)
721                         return err;
722
723                 printf("   Programming %s bitstream... OK\n", name);
724                 break;
725         default:
726                 printf("The given image format is not supported (corrupt?)\n");
727                 return 1;
728         }
729
730         return 0;
731 }
732
733 static void fit_loadable_process(u8 img_type,
734                                  ulong img_data,
735                                  ulong img_len)
736 {
737         int i;
738         const unsigned int count =
739                         ll_entry_count(struct fit_loadable_tbl, fit_loadable);
740         struct fit_loadable_tbl *fit_loadable_handler =
741                         ll_entry_start(struct fit_loadable_tbl, fit_loadable);
742         /* For each loadable handler */
743         for (i = 0; i < count; i++, fit_loadable_handler++)
744                 /* matching this type */
745                 if (fit_loadable_handler->type == img_type)
746                         /* call that handler with this image data */
747                         fit_loadable_handler->handler(img_data, img_len);
748 }
749
750 int boot_get_loadable(int argc, char *const argv[], bootm_headers_t *images,
751                       u8 arch, const ulong *ld_start, ulong * const ld_len)
752 {
753         /*
754          * These variables are used to hold the current image location
755          * in system memory.
756          */
757         ulong tmp_img_addr;
758         /*
759          * These two variables are requirements for fit_image_load, but
760          * their values are not used
761          */
762         ulong img_data, img_len;
763         void *buf;
764         int loadables_index;
765         int conf_noffset;
766         int fit_img_result;
767         const char *uname;
768         u8 img_type;
769
770         /* Check to see if the images struct has a FIT configuration */
771         if (!genimg_has_config(images)) {
772                 debug("## FIT configuration was not specified\n");
773                 return 0;
774         }
775
776         /*
777          * Obtain the os FIT header from the images struct
778          */
779         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
780         buf = map_sysmem(tmp_img_addr, 0);
781         /*
782          * Check image type. For FIT images get FIT node
783          * and attempt to locate a generic binary.
784          */
785         switch (genimg_get_format(buf)) {
786         case IMAGE_FORMAT_FIT:
787                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
788
789                 for (loadables_index = 0;
790                      uname = fdt_stringlist_get(buf, conf_noffset,
791                                                 FIT_LOADABLE_PROP,
792                                                 loadables_index, NULL), uname;
793                      loadables_index++) {
794                         fit_img_result = fit_image_load(images, tmp_img_addr,
795                                                         &uname,
796                                                         &images->fit_uname_cfg,
797                                                         arch, IH_TYPE_LOADABLE,
798                                                         BOOTSTAGE_ID_FIT_LOADABLE_START,
799                                                         FIT_LOAD_OPTIONAL_NON_ZERO,
800                                                         &img_data, &img_len);
801                         if (fit_img_result < 0) {
802                                 /* Something went wrong! */
803                                 return fit_img_result;
804                         }
805
806                         fit_img_result = fit_image_get_node(buf, uname);
807                         if (fit_img_result < 0) {
808                                 /* Something went wrong! */
809                                 return fit_img_result;
810                         }
811                         fit_img_result = fit_image_get_type(buf,
812                                                             fit_img_result,
813                                                             &img_type);
814                         if (fit_img_result < 0) {
815                                 /* Something went wrong! */
816                                 return fit_img_result;
817                         }
818
819                         fit_loadable_process(img_type, img_data, img_len);
820                 }
821                 break;
822         default:
823                 printf("The given image format is not supported (corrupt?)\n");
824                 return 1;
825         }
826
827         return 0;
828 }
829
830 /**
831  * boot_get_cmdline - allocate and initialize kernel cmdline
832  * @lmb: pointer to lmb handle, will be used for memory mgmt
833  * @cmd_start: pointer to a ulong variable, will hold cmdline start
834  * @cmd_end: pointer to a ulong variable, will hold cmdline end
835  *
836  * boot_get_cmdline() allocates space for kernel command line below
837  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
838  * variable is present its contents is copied to allocated kernel
839  * command line.
840  *
841  * returns:
842  *      0 - success
843  *     -1 - failure
844  */
845 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
846 {
847         char *cmdline;
848         char *s;
849
850         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
851                                 env_get_bootm_mapsize() + env_get_bootm_low());
852         if (!cmdline)
853                 return -1;
854
855         s = env_get("bootargs");
856         if (!s)
857                 s = "";
858
859         strcpy(cmdline, s);
860
861         *cmd_start = (ulong)cmdline;
862         *cmd_end = *cmd_start + strlen(cmdline);
863
864         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
865
866         return 0;
867 }
868
869 /**
870  * boot_get_kbd - allocate and initialize kernel copy of board info
871  * @lmb: pointer to lmb handle, will be used for memory mgmt
872  * @kbd: double pointer to board info data
873  *
874  * boot_get_kbd() allocates space for kernel copy of board info data below
875  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
876  * with the current u-boot board info data.
877  *
878  * returns:
879  *      0 - success
880  *     -1 - failure
881  */
882 int boot_get_kbd(struct lmb *lmb, struct bd_info **kbd)
883 {
884         *kbd = (struct bd_info *)(ulong)lmb_alloc_base(lmb,
885                                                        sizeof(struct bd_info),
886                                                        0xf,
887                                                        env_get_bootm_mapsize() +
888                                                        env_get_bootm_low());
889         if (!*kbd)
890                 return -1;
891
892         **kbd = *gd->bd;
893
894         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
895
896 #if defined(DEBUG)
897         if (IS_ENABLED(CONFIG_CMD_BDI))
898                 do_bdinfo(NULL, 0, 0, NULL);
899 #endif
900
901         return 0;
902 }
903
904 int image_setup_linux(bootm_headers_t *images)
905 {
906         ulong of_size = images->ft_len;
907         char **of_flat_tree = &images->ft_addr;
908         struct lmb *lmb = &images->lmb;
909         int ret;
910
911         if (CONFIG_IS_ENABLED(OF_LIBFDT))
912                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
913
914         if (IS_ENABLED(CONFIG_SYS_BOOT_GET_CMDLINE)) {
915                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
916                                        &images->cmdline_end);
917                 if (ret) {
918                         puts("ERROR with allocation of cmdline\n");
919                         return ret;
920                 }
921         }
922
923         if (CONFIG_IS_ENABLED(OF_LIBFDT)) {
924                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
925                 if (ret)
926                         return ret;
927         }
928
929         if (CONFIG_IS_ENABLED(OF_LIBFDT) && of_size) {
930                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
931                 if (ret)
932                         return ret;
933         }
934
935         return 0;
936 }
937
938 void genimg_print_size(uint32_t size)
939 {
940         printf("%d Bytes = ", size);
941         print_size(size, "\n");
942 }
943
944 void genimg_print_time(time_t timestamp)
945 {
946         struct rtc_time tm;
947
948         rtc_to_tm(timestamp, &tm);
949         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
950                tm.tm_year, tm.tm_mon, tm.tm_mday,
951                tm.tm_hour, tm.tm_min, tm.tm_sec);
952 }