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9#include <common.h>
10#include <bloblist.h>
11#include <binman_sym.h>
12#include <dm.h>
13#include <handoff.h>
14#include <hang.h>
15#include <irq_func.h>
16#include <serial.h>
17#include <spl.h>
18#include <asm/u-boot.h>
19#include <nand.h>
20#include <fat.h>
21#include <u-boot/crc.h>
22#include <version.h>
23#include <image.h>
24#include <malloc.h>
25#include <mapmem.h>
26#include <dm/root.h>
27#include <linux/compiler.h>
28#include <fdt_support.h>
29#include <bootcount.h>
30#include <wdt.h>
31
32DECLARE_GLOBAL_DATA_PTR;
33
34#ifndef CONFIG_SYS_UBOOT_START
35#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
36#endif
37#ifndef CONFIG_SYS_MONITOR_LEN
38
39#define CONFIG_SYS_MONITOR_LEN (200 * 1024)
40#endif
41
42u32 *boot_params_ptr = NULL;
43
44
45binman_sym_declare(ulong, u_boot_any, image_pos);
46binman_sym_declare(ulong, u_boot_any, size);
47
48#ifdef CONFIG_TPL
49binman_sym_declare(ulong, spl, image_pos);
50binman_sym_declare(ulong, spl, size);
51#endif
52
53
54static bd_t bdata __attribute__ ((section(".data")));
55
56
57
58
59__weak void show_boot_progress(int val) {}
60
61#if defined(CONFIG_SPL_OS_BOOT) || CONFIG_IS_ENABLED(HANDOFF)
62
63__weak int dram_init_banksize(void)
64{
65 return 0;
66}
67#endif
68
69
70
71
72
73
74
75
76
77
78
79#ifdef CONFIG_SPL_OS_BOOT
80__weak int spl_start_uboot(void)
81{
82 puts(SPL_TPL_PROMPT
83 "Please implement spl_start_uboot() for your board\n");
84 puts(SPL_TPL_PROMPT "Direct Linux boot not active!\n");
85 return 1;
86}
87
88
89
90
91
92int __weak bootz_setup(ulong image, ulong *start, ulong *end)
93{
94 return 1;
95}
96#endif
97
98
99void __weak spl_perform_fixups(struct spl_image_info *spl_image)
100{
101}
102
103void spl_fixup_fdt(void)
104{
105#if defined(CONFIG_SPL_OF_LIBFDT) && defined(CONFIG_SYS_SPL_ARGS_ADDR)
106 void *fdt_blob = (void *)CONFIG_SYS_SPL_ARGS_ADDR;
107 int err;
108
109 err = fdt_check_header(fdt_blob);
110 if (err < 0) {
111 printf("fdt_root: %s\n", fdt_strerror(err));
112 return;
113 }
114
115
116 err = fdt_shrink_to_minimum(fdt_blob, 0);
117 if (err == 0) {
118 printf(SPL_TPL_PROMPT "fdt_shrink_to_minimum err - %d\n", err);
119 return;
120 }
121
122 err = arch_fixup_fdt(fdt_blob);
123 if (err) {
124 printf(SPL_TPL_PROMPT "arch_fixup_fdt err - %d\n", err);
125 return;
126 }
127#endif
128}
129
130ulong spl_get_image_pos(void)
131{
132 return spl_phase() == PHASE_TPL ?
133 binman_sym(ulong, spl, image_pos) :
134 binman_sym(ulong, u_boot_any, image_pos);
135}
136
137ulong spl_get_image_size(void)
138{
139 return spl_phase() == PHASE_TPL ?
140 binman_sym(ulong, spl, size) :
141 binman_sym(ulong, u_boot_any, size);
142}
143
144
145
146
147
148
149__weak void spl_board_prepare_for_linux(void)
150{
151
152}
153
154__weak void spl_board_prepare_for_boot(void)
155{
156
157}
158
159__weak struct image_header *spl_get_load_buffer(ssize_t offset, size_t size)
160{
161 return (struct image_header *)(CONFIG_SYS_TEXT_BASE + offset);
162}
163
164void spl_set_header_raw_uboot(struct spl_image_info *spl_image)
165{
166 ulong u_boot_pos = binman_sym(ulong, u_boot_any, image_pos);
167
168 spl_image->size = CONFIG_SYS_MONITOR_LEN;
169
170
171
172
173
174
175 if (u_boot_pos && u_boot_pos != BINMAN_SYM_MISSING) {
176
177 spl_image->entry_point = u_boot_pos;
178 spl_image->load_addr = u_boot_pos;
179 } else {
180 spl_image->entry_point = CONFIG_SYS_UBOOT_START;
181 spl_image->load_addr = CONFIG_SYS_TEXT_BASE;
182 }
183 spl_image->os = IH_OS_U_BOOT;
184 spl_image->name = "U-Boot";
185}
186
187#ifdef CONFIG_SPL_LOAD_FIT_FULL
188
189static int spl_load_fit_image(struct spl_image_info *spl_image,
190 const struct image_header *header)
191{
192 bootm_headers_t images;
193 const char *fit_uname_config = NULL;
194 const char *fit_uname_fdt = FIT_FDT_PROP;
195 const char *uname;
196 ulong fw_data = 0, dt_data = 0, img_data = 0;
197 ulong fw_len = 0, dt_len = 0, img_len = 0;
198 int idx, conf_noffset;
199 int ret;
200
201#ifdef CONFIG_SPL_FIT_SIGNATURE
202 images.verify = 1;
203#endif
204 ret = fit_image_load(&images, (ulong)header,
205 NULL, &fit_uname_config,
206 IH_ARCH_DEFAULT, IH_TYPE_STANDALONE, -1,
207 FIT_LOAD_REQUIRED, &fw_data, &fw_len);
208 if (ret < 0)
209 return ret;
210
211 spl_image->size = fw_len;
212 spl_image->entry_point = fw_data;
213 spl_image->load_addr = fw_data;
214 spl_image->os = IH_OS_U_BOOT;
215 spl_image->name = "U-Boot";
216
217 debug(SPL_TPL_PROMPT "payload image: %32s load addr: 0x%lx size: %d\n",
218 spl_image->name, spl_image->load_addr, spl_image->size);
219
220#ifdef CONFIG_SPL_FIT_SIGNATURE
221 images.verify = 1;
222#endif
223 ret = fit_image_load(&images, (ulong)header,
224 &fit_uname_fdt, &fit_uname_config,
225 IH_ARCH_DEFAULT, IH_TYPE_FLATDT, -1,
226 FIT_LOAD_OPTIONAL, &dt_data, &dt_len);
227 if (ret >= 0)
228 spl_image->fdt_addr = (void *)dt_data;
229
230 conf_noffset = fit_conf_get_node((const void *)header,
231 fit_uname_config);
232 if (conf_noffset <= 0)
233 return 0;
234
235 for (idx = 0;
236 uname = fdt_stringlist_get((const void *)header, conf_noffset,
237 FIT_LOADABLE_PROP, idx,
238 NULL), uname;
239 idx++)
240 {
241#ifdef CONFIG_SPL_FIT_SIGNATURE
242 images.verify = 1;
243#endif
244 ret = fit_image_load(&images, (ulong)header,
245 &uname, &fit_uname_config,
246 IH_ARCH_DEFAULT, IH_TYPE_LOADABLE, -1,
247 FIT_LOAD_OPTIONAL_NON_ZERO,
248 &img_data, &img_len);
249 if (ret < 0)
250 return ret;
251 }
252
253 return 0;
254}
255#endif
256
257int spl_parse_image_header(struct spl_image_info *spl_image,
258 const struct image_header *header)
259{
260#ifdef CONFIG_SPL_LOAD_FIT_FULL
261 int ret = spl_load_fit_image(spl_image, header);
262
263 if (!ret)
264 return ret;
265#endif
266 if (image_get_magic(header) == IH_MAGIC) {
267#ifdef CONFIG_SPL_LEGACY_IMAGE_SUPPORT
268 u32 header_size = sizeof(struct image_header);
269
270#ifdef CONFIG_SPL_LEGACY_IMAGE_CRC_CHECK
271
272 if (!image_check_hcrc(header)) {
273 puts("SPL: Image header CRC check failed!\n");
274 return -EINVAL;
275 }
276#endif
277
278 if (spl_image->flags & SPL_COPY_PAYLOAD_ONLY) {
279
280
281
282
283
284 spl_image->load_addr = image_get_load(header);
285 spl_image->entry_point = image_get_ep(header);
286 spl_image->size = image_get_data_size(header);
287 } else {
288 spl_image->entry_point = image_get_ep(header);
289
290 spl_image->load_addr = image_get_load(header) -
291 header_size;
292 spl_image->size = image_get_data_size(header) +
293 header_size;
294 }
295#ifdef CONFIG_SPL_LEGACY_IMAGE_CRC_CHECK
296
297 spl_image->dcrc_data = image_get_load(header);
298 spl_image->dcrc_length = image_get_data_size(header);
299 spl_image->dcrc = image_get_dcrc(header);
300#endif
301
302 spl_image->os = image_get_os(header);
303 spl_image->name = image_get_name(header);
304 debug(SPL_TPL_PROMPT
305 "payload image: %32s load addr: 0x%lx size: %d\n",
306 spl_image->name, spl_image->load_addr, spl_image->size);
307#else
308
309 debug("Legacy boot image support not enabled, proceeding to other boot methods\n");
310 return -EINVAL;
311#endif
312 } else {
313#ifdef CONFIG_SPL_PANIC_ON_RAW_IMAGE
314
315
316
317
318
319
320
321
322 panic("** no mkimage signature but raw image not supported");
323#endif
324
325#ifdef CONFIG_SPL_OS_BOOT
326 ulong start, end;
327
328 if (!bootz_setup((ulong)header, &start, &end)) {
329 spl_image->name = "Linux";
330 spl_image->os = IH_OS_LINUX;
331 spl_image->load_addr = CONFIG_SYS_LOAD_ADDR;
332 spl_image->entry_point = CONFIG_SYS_LOAD_ADDR;
333 spl_image->size = end - start;
334 debug(SPL_TPL_PROMPT
335 "payload zImage, load addr: 0x%lx size: %d\n",
336 spl_image->load_addr, spl_image->size);
337 return 0;
338 }
339#endif
340
341#ifdef CONFIG_SPL_RAW_IMAGE_SUPPORT
342
343 debug("mkimage signature not found - ih_magic = %x\n",
344 header->ih_magic);
345 spl_set_header_raw_uboot(spl_image);
346#else
347
348 debug("Raw boot image support not enabled, proceeding to other boot methods\n");
349 return -EINVAL;
350#endif
351 }
352
353 return 0;
354}
355
356__weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
357{
358 typedef void __noreturn (*image_entry_noargs_t)(void);
359
360 image_entry_noargs_t image_entry =
361 (image_entry_noargs_t)spl_image->entry_point;
362
363 debug("image entry point: 0x%lx\n", spl_image->entry_point);
364 image_entry();
365}
366
367#if CONFIG_IS_ENABLED(HANDOFF)
368
369
370
371
372
373static int setup_spl_handoff(void)
374{
375 struct spl_handoff *ho;
376
377 ho = bloblist_ensure(BLOBLISTT_SPL_HANDOFF, sizeof(struct spl_handoff));
378 if (!ho)
379 return -ENOENT;
380
381 return 0;
382}
383
384__weak int handoff_arch_save(struct spl_handoff *ho)
385{
386 return 0;
387}
388
389static int write_spl_handoff(void)
390{
391 struct spl_handoff *ho;
392 int ret;
393
394 ho = bloblist_find(BLOBLISTT_SPL_HANDOFF, sizeof(struct spl_handoff));
395 if (!ho)
396 return -ENOENT;
397 handoff_save_dram(ho);
398 ret = handoff_arch_save(ho);
399 if (ret)
400 return ret;
401 debug(SPL_TPL_PROMPT "Wrote SPL handoff\n");
402
403 return 0;
404}
405#else
406static inline int setup_spl_handoff(void) { return 0; }
407static inline int write_spl_handoff(void) { return 0; }
408
409#endif
410
411static int spl_common_init(bool setup_malloc)
412{
413 int ret;
414
415#if CONFIG_VAL(SYS_MALLOC_F_LEN)
416 if (setup_malloc) {
417#ifdef CONFIG_MALLOC_F_ADDR
418 gd->malloc_base = CONFIG_MALLOC_F_ADDR;
419#endif
420 gd->malloc_limit = CONFIG_VAL(SYS_MALLOC_F_LEN);
421 gd->malloc_ptr = 0;
422 }
423#endif
424 ret = bootstage_init(u_boot_first_phase());
425 if (ret) {
426 debug("%s: Failed to set up bootstage: ret=%d\n", __func__,
427 ret);
428 return ret;
429 }
430#ifdef CONFIG_BOOTSTAGE_STASH
431 if (!u_boot_first_phase()) {
432 const void *stash = map_sysmem(CONFIG_BOOTSTAGE_STASH_ADDR,
433 CONFIG_BOOTSTAGE_STASH_SIZE);
434
435 ret = bootstage_unstash(stash, CONFIG_BOOTSTAGE_STASH_SIZE);
436 if (ret)
437 debug("%s: Failed to unstash bootstage: ret=%d\n",
438 __func__, ret);
439 }
440#endif
441 bootstage_mark_name(spl_phase() == PHASE_TPL ? BOOTSTAGE_ID_START_TPL :
442 BOOTSTAGE_ID_START_SPL, SPL_TPL_NAME);
443#if CONFIG_IS_ENABLED(LOG)
444 ret = log_init();
445 if (ret) {
446 debug("%s: Failed to set up logging\n", __func__);
447 return ret;
448 }
449#endif
450 if (CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)) {
451 ret = fdtdec_setup();
452 if (ret) {
453 debug("fdtdec_setup() returned error %d\n", ret);
454 return ret;
455 }
456 }
457 if (CONFIG_IS_ENABLED(DM)) {
458 bootstage_start(BOOTSTATE_ID_ACCUM_DM_SPL,
459 spl_phase() == PHASE_TPL ? "dm tpl" : "dm_spl");
460
461 ret = dm_init_and_scan(!CONFIG_IS_ENABLED(OF_PLATDATA));
462 bootstage_accum(BOOTSTATE_ID_ACCUM_DM_SPL);
463 if (ret) {
464 debug("dm_init_and_scan() returned error %d\n", ret);
465 return ret;
466 }
467 }
468
469 return 0;
470}
471
472void spl_set_bd(void)
473{
474
475
476
477
478 if (!gd->bd)
479 gd->bd = &bdata;
480}
481
482int spl_early_init(void)
483{
484 int ret;
485
486 debug("%s\n", __func__);
487
488 ret = spl_common_init(true);
489 if (ret)
490 return ret;
491 gd->flags |= GD_FLG_SPL_EARLY_INIT;
492
493 return 0;
494}
495
496int spl_init(void)
497{
498 int ret;
499 bool setup_malloc = !(IS_ENABLED(CONFIG_SPL_STACK_R) &&
500 IS_ENABLED(CONFIG_SPL_SYS_MALLOC_SIMPLE));
501
502 debug("%s\n", __func__);
503
504 if (!(gd->flags & GD_FLG_SPL_EARLY_INIT)) {
505 ret = spl_common_init(setup_malloc);
506 if (ret)
507 return ret;
508 }
509 gd->flags |= GD_FLG_SPL_INIT;
510
511 return 0;
512}
513
514#ifndef BOOT_DEVICE_NONE
515#define BOOT_DEVICE_NONE 0xdeadbeef
516#endif
517
518__weak void board_boot_order(u32 *spl_boot_list)
519{
520 spl_boot_list[0] = spl_boot_device();
521}
522
523static struct spl_image_loader *spl_ll_find_loader(uint boot_device)
524{
525 struct spl_image_loader *drv =
526 ll_entry_start(struct spl_image_loader, spl_image_loader);
527 const int n_ents =
528 ll_entry_count(struct spl_image_loader, spl_image_loader);
529 struct spl_image_loader *entry;
530
531 for (entry = drv; entry != drv + n_ents; entry++) {
532 if (boot_device == entry->boot_device)
533 return entry;
534 }
535
536
537 return NULL;
538}
539
540static int spl_load_image(struct spl_image_info *spl_image,
541 struct spl_image_loader *loader)
542{
543 int ret;
544 struct spl_boot_device bootdev;
545
546 bootdev.boot_device = loader->boot_device;
547 bootdev.boot_device_name = NULL;
548
549 ret = loader->load_image(spl_image, &bootdev);
550#ifdef CONFIG_SPL_LEGACY_IMAGE_CRC_CHECK
551 if (!ret && spl_image->dcrc_length) {
552
553 ulong dcrc = crc32_wd(0, (unsigned char *)spl_image->dcrc_data,
554 spl_image->dcrc_length, CHUNKSZ_CRC32);
555 if (dcrc != spl_image->dcrc) {
556 puts("SPL: Image data CRC check failed!\n");
557 ret = -EINVAL;
558 }
559 }
560#endif
561 return ret;
562}
563
564
565
566
567
568
569
570
571
572static int boot_from_devices(struct spl_image_info *spl_image,
573 u32 spl_boot_list[], int count)
574{
575 int i;
576
577 for (i = 0; i < count && spl_boot_list[i] != BOOT_DEVICE_NONE; i++) {
578 struct spl_image_loader *loader;
579
580 loader = spl_ll_find_loader(spl_boot_list[i]);
581#if defined(CONFIG_SPL_SERIAL_SUPPORT) && defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
582 if (loader)
583 printf("Trying to boot from %s\n", loader->name);
584 else
585 puts(SPL_TPL_PROMPT "Unsupported Boot Device!\n");
586#endif
587 if (loader && !spl_load_image(spl_image, loader)) {
588 spl_image->boot_device = spl_boot_list[i];
589 return 0;
590 }
591 }
592
593 return -ENODEV;
594}
595
596#if defined(CONFIG_SPL_FRAMEWORK_BOARD_INIT_F)
597void board_init_f(ulong dummy)
598{
599 if (CONFIG_IS_ENABLED(OF_CONTROL)) {
600 int ret;
601
602 ret = spl_early_init();
603 if (ret) {
604 debug("spl_early_init() failed: %d\n", ret);
605 hang();
606 }
607 }
608
609 if (CONFIG_IS_ENABLED(SERIAL_SUPPORT))
610 preloader_console_init();
611}
612#endif
613
614void board_init_r(gd_t *dummy1, ulong dummy2)
615{
616 u32 spl_boot_list[] = {
617 BOOT_DEVICE_NONE,
618 BOOT_DEVICE_NONE,
619 BOOT_DEVICE_NONE,
620 BOOT_DEVICE_NONE,
621 BOOT_DEVICE_NONE,
622 };
623 struct spl_image_info spl_image;
624 int ret;
625
626 debug(">>" SPL_TPL_PROMPT "board_init_r()\n");
627
628 spl_set_bd();
629
630#if defined(CONFIG_SYS_SPL_MALLOC_START)
631 mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START,
632 CONFIG_SYS_SPL_MALLOC_SIZE);
633 gd->flags |= GD_FLG_FULL_MALLOC_INIT;
634#endif
635 if (!(gd->flags & GD_FLG_SPL_INIT)) {
636 if (spl_init())
637 hang();
638 }
639#if !defined(CONFIG_PPC) && !defined(CONFIG_ARCH_MX6)
640
641
642
643
644 timer_init();
645#endif
646 if (CONFIG_IS_ENABLED(BLOBLIST)) {
647 ret = bloblist_init();
648 if (ret) {
649 debug("%s: Failed to set up bloblist: ret=%d\n",
650 __func__, ret);
651 puts(SPL_TPL_PROMPT "Cannot set up bloblist\n");
652 hang();
653 }
654 }
655 if (CONFIG_IS_ENABLED(HANDOFF)) {
656 int ret;
657
658 ret = setup_spl_handoff();
659 if (ret) {
660 puts(SPL_TPL_PROMPT "Cannot set up SPL handoff\n");
661 hang();
662 }
663 }
664
665#if CONFIG_IS_ENABLED(BOARD_INIT)
666 spl_board_init();
667#endif
668
669#if defined(CONFIG_SPL_WATCHDOG_SUPPORT) && CONFIG_IS_ENABLED(WDT)
670 initr_watchdog();
671#endif
672
673 if (IS_ENABLED(CONFIG_SPL_OS_BOOT) || CONFIG_IS_ENABLED(HANDOFF))
674 dram_init_banksize();
675
676 bootcount_inc();
677
678 memset(&spl_image, '\0', sizeof(spl_image));
679#ifdef CONFIG_SYS_SPL_ARGS_ADDR
680 spl_image.arg = (void *)CONFIG_SYS_SPL_ARGS_ADDR;
681#endif
682 spl_image.boot_device = BOOT_DEVICE_NONE;
683 board_boot_order(spl_boot_list);
684
685 if (boot_from_devices(&spl_image, spl_boot_list,
686 ARRAY_SIZE(spl_boot_list))) {
687 puts(SPL_TPL_PROMPT "failed to boot from all boot devices\n");
688 hang();
689 }
690
691 spl_perform_fixups(&spl_image);
692 if (CONFIG_IS_ENABLED(HANDOFF)) {
693 ret = write_spl_handoff();
694 if (ret)
695 printf(SPL_TPL_PROMPT
696 "SPL hand-off write failed (err=%d)\n", ret);
697 }
698 if (CONFIG_IS_ENABLED(BLOBLIST)) {
699 ret = bloblist_finish();
700 if (ret)
701 printf("Warning: Failed to finish bloblist (ret=%d)\n",
702 ret);
703 }
704
705#ifdef CONFIG_CPU_V7M
706 spl_image.entry_point |= 0x1;
707#endif
708 switch (spl_image.os) {
709 case IH_OS_U_BOOT:
710 debug("Jumping to U-Boot\n");
711 break;
712#if CONFIG_IS_ENABLED(ATF)
713 case IH_OS_ARM_TRUSTED_FIRMWARE:
714 debug("Jumping to U-Boot via ARM Trusted Firmware\n");
715 spl_invoke_atf(&spl_image);
716 break;
717#endif
718#if CONFIG_IS_ENABLED(OPTEE)
719 case IH_OS_TEE:
720 debug("Jumping to U-Boot via OP-TEE\n");
721 spl_optee_entry(NULL, NULL, spl_image.fdt_addr,
722 (void *)spl_image.entry_point);
723 break;
724#endif
725#if CONFIG_IS_ENABLED(OPENSBI)
726 case IH_OS_OPENSBI:
727 debug("Jumping to U-Boot via RISC-V OpenSBI\n");
728 spl_invoke_opensbi(&spl_image);
729 break;
730#endif
731#ifdef CONFIG_SPL_OS_BOOT
732 case IH_OS_LINUX:
733 debug("Jumping to Linux\n");
734 spl_fixup_fdt();
735 spl_board_prepare_for_linux();
736 jump_to_image_linux(&spl_image);
737#endif
738 default:
739 debug("Unsupported OS image.. Jumping nevertheless..\n");
740 }
741#if CONFIG_VAL(SYS_MALLOC_F_LEN) && !defined(CONFIG_SYS_SPL_MALLOC_SIZE)
742 debug("SPL malloc() used 0x%lx bytes (%ld KB)\n", gd->malloc_ptr,
743 gd->malloc_ptr / 1024);
744#endif
745 bootstage_mark_name(spl_phase() == PHASE_TPL ? BOOTSTAGE_ID_END_TPL :
746 BOOTSTAGE_ID_END_SPL, "end " SPL_TPL_NAME);
747#ifdef CONFIG_BOOTSTAGE_STASH
748 ret = bootstage_stash((void *)CONFIG_BOOTSTAGE_STASH_ADDR,
749 CONFIG_BOOTSTAGE_STASH_SIZE);
750 if (ret)
751 debug("Failed to stash bootstage: err=%d\n", ret);
752#endif
753
754 debug("loaded - jumping to U-Boot...\n");
755 spl_board_prepare_for_boot();
756 jump_to_image_no_args(&spl_image);
757}
758
759#ifdef CONFIG_SPL_SERIAL_SUPPORT
760
761
762
763
764void preloader_console_init(void)
765{
766 gd->baudrate = CONFIG_BAUDRATE;
767
768 serial_init();
769
770 gd->have_console = 1;
771
772#if CONFIG_IS_ENABLED(BANNER_PRINT)
773 puts("\nU-Boot " SPL_TPL_NAME " " PLAIN_VERSION " (" U_BOOT_DATE " - "
774 U_BOOT_TIME " " U_BOOT_TZ ")\n");
775#endif
776#ifdef CONFIG_SPL_DISPLAY_PRINT
777 spl_display_print();
778#endif
779}
780#endif
781
782
783
784
785
786__weak void spl_relocate_stack_check(void)
787{
788#if CONFIG_IS_ENABLED(SYS_REPORT_STACK_F_USAGE)
789 ulong init_sp = gd->start_addr_sp;
790 ulong stack_bottom = init_sp - CONFIG_VAL(SIZE_LIMIT_PROVIDE_STACK);
791 u8 *ptr = (u8 *)stack_bottom;
792 ulong i;
793
794 for (i = 0; i < CONFIG_VAL(SIZE_LIMIT_PROVIDE_STACK); i++) {
795 if (*ptr != CONFIG_VAL(SYS_STACK_F_CHECK_BYTE))
796 break;
797 ptr++;
798 }
799 printf("SPL initial stack usage: %lu bytes\n",
800 CONFIG_VAL(SIZE_LIMIT_PROVIDE_STACK) - i);
801#endif
802}
803
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821
822ulong spl_relocate_stack_gd(void)
823{
824#ifdef CONFIG_SPL_STACK_R
825 gd_t *new_gd;
826 ulong ptr = CONFIG_SPL_STACK_R_ADDR;
827
828 if (CONFIG_IS_ENABLED(SYS_REPORT_STACK_F_USAGE))
829 spl_relocate_stack_check();
830
831#if defined(CONFIG_SPL_SYS_MALLOC_SIMPLE) && CONFIG_VAL(SYS_MALLOC_F_LEN)
832 if (CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN) {
833 debug("SPL malloc() before relocation used 0x%lx bytes (%ld KB)\n",
834 gd->malloc_ptr, gd->malloc_ptr / 1024);
835 ptr -= CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN;
836 gd->malloc_base = ptr;
837 gd->malloc_limit = CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN;
838 gd->malloc_ptr = 0;
839 }
840#endif
841
842 ptr = CONFIG_SPL_STACK_R_ADDR - roundup(sizeof(gd_t),16);
843 new_gd = (gd_t *)ptr;
844 memcpy(new_gd, (void *)gd, sizeof(gd_t));
845#if CONFIG_IS_ENABLED(DM)
846 dm_fixup_for_gd_move(new_gd);
847#endif
848#if !defined(CONFIG_ARM) && !defined(CONFIG_RISCV)
849 gd = new_gd;
850#endif
851 return ptr;
852#else
853 return 0;
854#endif
855}
856
857#if defined(CONFIG_BOOTCOUNT_LIMIT) && !defined(CONFIG_SPL_BOOTCOUNT_LIMIT)
858void bootcount_store(ulong a)
859{
860}
861
862ulong bootcount_load(void)
863{
864 return 0;
865}
866#endif
867