Merge tag 'xilinx-for-v2018.09-rc2' of git://git.denx.de/u-boot-microblaze
[oweals/u-boot.git] / arch / arm / mach-imx / hab.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2010-2015 Freescale Semiconductor, Inc.
4  */
5
6 #include <common.h>
7 #include <config.h>
8 #include <fuse.h>
9 #include <asm/io.h>
10 #include <asm/system.h>
11 #include <asm/arch/clock.h>
12 #include <asm/arch/sys_proto.h>
13 #include <asm/mach-imx/hab.h>
14
15 #define ALIGN_SIZE              0x1000
16 #define MX6DQ_PU_IROM_MMU_EN_VAR        0x009024a8
17 #define MX6DLS_PU_IROM_MMU_EN_VAR       0x00901dd0
18 #define MX6SL_PU_IROM_MMU_EN_VAR        0x00900a18
19 #define IS_HAB_ENABLED_BIT \
20         (is_soc_type(MXC_SOC_MX7ULP) ? 0x80000000 :     \
21          (is_soc_type(MXC_SOC_MX7) ? 0x2000000 : 0x2))
22
23 static int ivt_header_error(const char *err_str, struct ivt_header *ivt_hdr)
24 {
25         printf("%s magic=0x%x length=0x%02x version=0x%x\n", err_str,
26                ivt_hdr->magic, ivt_hdr->length, ivt_hdr->version);
27
28         return 1;
29 }
30
31 static int verify_ivt_header(struct ivt_header *ivt_hdr)
32 {
33         int result = 0;
34
35         if (ivt_hdr->magic != IVT_HEADER_MAGIC)
36                 result = ivt_header_error("bad magic", ivt_hdr);
37
38         if (be16_to_cpu(ivt_hdr->length) != IVT_TOTAL_LENGTH)
39                 result = ivt_header_error("bad length", ivt_hdr);
40
41         if (ivt_hdr->version != IVT_HEADER_V1 &&
42             ivt_hdr->version != IVT_HEADER_V2)
43                 result = ivt_header_error("bad version", ivt_hdr);
44
45         return result;
46 }
47
48 #if !defined(CONFIG_SPL_BUILD)
49
50 #define MAX_RECORD_BYTES     (8*1024) /* 4 kbytes */
51
52 struct record {
53         uint8_t  tag;                                           /* Tag */
54         uint8_t  len[2];                                        /* Length */
55         uint8_t  par;                                           /* Version */
56         uint8_t  contents[MAX_RECORD_BYTES];/* Record Data */
57         bool     any_rec_flag;
58 };
59
60 static char *rsn_str[] = {
61                           "RSN = HAB_RSN_ANY (0x00)\n",
62                           "RSN = HAB_ENG_FAIL (0x30)\n",
63                           "RSN = HAB_INV_ADDRESS (0x22)\n",
64                           "RSN = HAB_INV_ASSERTION (0x0C)\n",
65                           "RSN = HAB_INV_CALL (0x28)\n",
66                           "RSN = HAB_INV_CERTIFICATE (0x21)\n",
67                           "RSN = HAB_INV_COMMAND (0x06)\n",
68                           "RSN = HAB_INV_CSF (0x11)\n",
69                           "RSN = HAB_INV_DCD (0x27)\n",
70                           "RSN = HAB_INV_INDEX (0x0F)\n",
71                           "RSN = HAB_INV_IVT (0x05)\n",
72                           "RSN = HAB_INV_KEY (0x1D)\n",
73                           "RSN = HAB_INV_RETURN (0x1E)\n",
74                           "RSN = HAB_INV_SIGNATURE (0x18)\n",
75                           "RSN = HAB_INV_SIZE (0x17)\n",
76                           "RSN = HAB_MEM_FAIL (0x2E)\n",
77                           "RSN = HAB_OVR_COUNT (0x2B)\n",
78                           "RSN = HAB_OVR_STORAGE (0x2D)\n",
79                           "RSN = HAB_UNS_ALGORITHM (0x12)\n",
80                           "RSN = HAB_UNS_COMMAND (0x03)\n",
81                           "RSN = HAB_UNS_ENGINE (0x0A)\n",
82                           "RSN = HAB_UNS_ITEM (0x24)\n",
83                           "RSN = HAB_UNS_KEY (0x1B)\n",
84                           "RSN = HAB_UNS_PROTOCOL (0x14)\n",
85                           "RSN = HAB_UNS_STATE (0x09)\n",
86                           "RSN = INVALID\n",
87                           NULL
88 };
89
90 static char *sts_str[] = {
91                           "STS = HAB_SUCCESS (0xF0)\n",
92                           "STS = HAB_FAILURE (0x33)\n",
93                           "STS = HAB_WARNING (0x69)\n",
94                           "STS = INVALID\n",
95                           NULL
96 };
97
98 static char *eng_str[] = {
99                           "ENG = HAB_ENG_ANY (0x00)\n",
100                           "ENG = HAB_ENG_SCC (0x03)\n",
101                           "ENG = HAB_ENG_RTIC (0x05)\n",
102                           "ENG = HAB_ENG_SAHARA (0x06)\n",
103                           "ENG = HAB_ENG_CSU (0x0A)\n",
104                           "ENG = HAB_ENG_SRTC (0x0C)\n",
105                           "ENG = HAB_ENG_DCP (0x1B)\n",
106                           "ENG = HAB_ENG_CAAM (0x1D)\n",
107                           "ENG = HAB_ENG_SNVS (0x1E)\n",
108                           "ENG = HAB_ENG_OCOTP (0x21)\n",
109                           "ENG = HAB_ENG_DTCP (0x22)\n",
110                           "ENG = HAB_ENG_ROM (0x36)\n",
111                           "ENG = HAB_ENG_HDCP (0x24)\n",
112                           "ENG = HAB_ENG_RTL (0x77)\n",
113                           "ENG = HAB_ENG_SW (0xFF)\n",
114                           "ENG = INVALID\n",
115                           NULL
116 };
117
118 static char *ctx_str[] = {
119                           "CTX = HAB_CTX_ANY(0x00)\n",
120                           "CTX = HAB_CTX_FAB (0xFF)\n",
121                           "CTX = HAB_CTX_ENTRY (0xE1)\n",
122                           "CTX = HAB_CTX_TARGET (0x33)\n",
123                           "CTX = HAB_CTX_AUTHENTICATE (0x0A)\n",
124                           "CTX = HAB_CTX_DCD (0xDD)\n",
125                           "CTX = HAB_CTX_CSF (0xCF)\n",
126                           "CTX = HAB_CTX_COMMAND (0xC0)\n",
127                           "CTX = HAB_CTX_AUT_DAT (0xDB)\n",
128                           "CTX = HAB_CTX_ASSERT (0xA0)\n",
129                           "CTX = HAB_CTX_EXIT (0xEE)\n",
130                           "CTX = INVALID\n",
131                           NULL
132 };
133
134 static uint8_t hab_statuses[5] = {
135         HAB_STS_ANY,
136         HAB_FAILURE,
137         HAB_WARNING,
138         HAB_SUCCESS,
139         -1
140 };
141
142 static uint8_t hab_reasons[26] = {
143         HAB_RSN_ANY,
144         HAB_ENG_FAIL,
145         HAB_INV_ADDRESS,
146         HAB_INV_ASSERTION,
147         HAB_INV_CALL,
148         HAB_INV_CERTIFICATE,
149         HAB_INV_COMMAND,
150         HAB_INV_CSF,
151         HAB_INV_DCD,
152         HAB_INV_INDEX,
153         HAB_INV_IVT,
154         HAB_INV_KEY,
155         HAB_INV_RETURN,
156         HAB_INV_SIGNATURE,
157         HAB_INV_SIZE,
158         HAB_MEM_FAIL,
159         HAB_OVR_COUNT,
160         HAB_OVR_STORAGE,
161         HAB_UNS_ALGORITHM,
162         HAB_UNS_COMMAND,
163         HAB_UNS_ENGINE,
164         HAB_UNS_ITEM,
165         HAB_UNS_KEY,
166         HAB_UNS_PROTOCOL,
167         HAB_UNS_STATE,
168         -1
169 };
170
171 static uint8_t hab_contexts[12] = {
172         HAB_CTX_ANY,
173         HAB_CTX_FAB,
174         HAB_CTX_ENTRY,
175         HAB_CTX_TARGET,
176         HAB_CTX_AUTHENTICATE,
177         HAB_CTX_DCD,
178         HAB_CTX_CSF,
179         HAB_CTX_COMMAND,
180         HAB_CTX_AUT_DAT,
181         HAB_CTX_ASSERT,
182         HAB_CTX_EXIT,
183         -1
184 };
185
186 static uint8_t hab_engines[16] = {
187         HAB_ENG_ANY,
188         HAB_ENG_SCC,
189         HAB_ENG_RTIC,
190         HAB_ENG_SAHARA,
191         HAB_ENG_CSU,
192         HAB_ENG_SRTC,
193         HAB_ENG_DCP,
194         HAB_ENG_CAAM,
195         HAB_ENG_SNVS,
196         HAB_ENG_OCOTP,
197         HAB_ENG_DTCP,
198         HAB_ENG_ROM,
199         HAB_ENG_HDCP,
200         HAB_ENG_RTL,
201         HAB_ENG_SW,
202         -1
203 };
204
205 static inline uint8_t get_idx(uint8_t *list, uint8_t tgt)
206 {
207         uint8_t idx = 0;
208         uint8_t element = list[idx];
209         while (element != -1) {
210                 if (element == tgt)
211                         return idx;
212                 element = list[++idx];
213         }
214         return -1;
215 }
216
217 static void process_event_record(uint8_t *event_data, size_t bytes)
218 {
219         struct record *rec = (struct record *)event_data;
220
221         printf("\n\n%s", sts_str[get_idx(hab_statuses, rec->contents[0])]);
222         printf("%s", rsn_str[get_idx(hab_reasons, rec->contents[1])]);
223         printf("%s", ctx_str[get_idx(hab_contexts, rec->contents[2])]);
224         printf("%s", eng_str[get_idx(hab_engines, rec->contents[3])]);
225 }
226
227 static void display_event(uint8_t *event_data, size_t bytes)
228 {
229         uint32_t i;
230
231         if (!(event_data && bytes > 0))
232                 return;
233
234         for (i = 0; i < bytes; i++) {
235                 if (i == 0)
236                         printf("\t0x%02x", event_data[i]);
237                 else if ((i % 8) == 0)
238                         printf("\n\t0x%02x", event_data[i]);
239                 else
240                         printf(" 0x%02x", event_data[i]);
241         }
242
243         process_event_record(event_data, bytes);
244 }
245
246 static int get_hab_status(void)
247 {
248         uint32_t index = 0; /* Loop index */
249         uint8_t event_data[128]; /* Event data buffer */
250         size_t bytes = sizeof(event_data); /* Event size in bytes */
251         enum hab_config config = 0;
252         enum hab_state state = 0;
253         hab_rvt_report_event_t *hab_rvt_report_event;
254         hab_rvt_report_status_t *hab_rvt_report_status;
255
256         hab_rvt_report_event = (hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT;
257         hab_rvt_report_status =
258                         (hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS;
259
260         if (imx_hab_is_enabled())
261                 puts("\nSecure boot enabled\n");
262         else
263                 puts("\nSecure boot disabled\n");
264
265         /* Check HAB status */
266         if (hab_rvt_report_status(&config, &state) != HAB_SUCCESS) {
267                 printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n",
268                        config, state);
269
270                 /* Display HAB Error events */
271                 while (hab_rvt_report_event(HAB_FAILURE, index, event_data,
272                                         &bytes) == HAB_SUCCESS) {
273                         puts("\n");
274                         printf("--------- HAB Event %d -----------------\n",
275                                index + 1);
276                         puts("event data:\n");
277                         display_event(event_data, bytes);
278                         puts("\n");
279                         bytes = sizeof(event_data);
280                         index++;
281                 }
282         }
283         /* Display message if no HAB events are found */
284         else {
285                 printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n",
286                        config, state);
287                 puts("No HAB Events Found!\n\n");
288         }
289         return 0;
290 }
291
292 static int do_hab_status(cmd_tbl_t *cmdtp, int flag, int argc,
293                          char * const argv[])
294 {
295         if ((argc != 1)) {
296                 cmd_usage(cmdtp);
297                 return 1;
298         }
299
300         get_hab_status();
301
302         return 0;
303 }
304
305 static int do_authenticate_image(cmd_tbl_t *cmdtp, int flag, int argc,
306                                  char * const argv[])
307 {
308         ulong   addr, length, ivt_offset;
309         int     rcode = 0;
310
311         if (argc < 4)
312                 return CMD_RET_USAGE;
313
314         addr = simple_strtoul(argv[1], NULL, 16);
315         length = simple_strtoul(argv[2], NULL, 16);
316         ivt_offset = simple_strtoul(argv[3], NULL, 16);
317
318         rcode = imx_hab_authenticate_image(addr, length, ivt_offset);
319         if (rcode == 0)
320                 rcode = CMD_RET_SUCCESS;
321         else
322                 rcode = CMD_RET_FAILURE;
323
324         return rcode;
325 }
326
327 static int do_hab_failsafe(cmd_tbl_t *cmdtp, int flag, int argc,
328                            char * const argv[])
329 {
330         hab_rvt_failsafe_t *hab_rvt_failsafe;
331
332         if (argc != 1) {
333                 cmd_usage(cmdtp);
334                 return 1;
335         }
336
337         hab_rvt_failsafe = (hab_rvt_failsafe_t *)HAB_RVT_FAILSAFE;
338         hab_rvt_failsafe();
339
340         return 0;
341 }
342
343 static int do_authenticate_image_or_failover(cmd_tbl_t *cmdtp, int flag,
344                                              int argc, char * const argv[])
345 {
346         int ret = CMD_RET_FAILURE;
347
348         if (argc != 4) {
349                 ret = CMD_RET_USAGE;
350                 goto error;
351         }
352
353         if (!imx_hab_is_enabled()) {
354                 printf("error: secure boot disabled\n");
355                 goto error;
356         }
357
358         if (do_authenticate_image(NULL, flag, argc, argv) != CMD_RET_SUCCESS) {
359                 fprintf(stderr, "authentication fail -> %s %s %s %s\n",
360                         argv[0], argv[1], argv[2], argv[3]);
361                 do_hab_failsafe(0, 0, 1, NULL);
362         };
363         ret = CMD_RET_SUCCESS;
364 error:
365         return ret;
366 }
367
368 U_BOOT_CMD(
369                 hab_status, CONFIG_SYS_MAXARGS, 1, do_hab_status,
370                 "display HAB status",
371                 ""
372           );
373
374 U_BOOT_CMD(
375                 hab_auth_img, 4, 0, do_authenticate_image,
376                 "authenticate image via HAB",
377                 "addr length ivt_offset\n"
378                 "addr - image hex address\n"
379                 "length - image hex length\n"
380                 "ivt_offset - hex offset of IVT in the image"
381           );
382
383 U_BOOT_CMD(
384                 hab_failsafe, CONFIG_SYS_MAXARGS, 1, do_hab_failsafe,
385                 "run BootROM failsafe routine",
386                 ""
387           );
388
389 U_BOOT_CMD(
390                 hab_auth_img_or_fail, 4, 0,
391                 do_authenticate_image_or_failover,
392                 "authenticate image via HAB on failure drop to USB BootROM mode",
393                 "addr length ivt_offset\n"
394                 "addr - image hex address\n"
395                 "length - image hex length\n"
396                 "ivt_offset - hex offset of IVT in the image"
397           );
398
399 #endif /* !defined(CONFIG_SPL_BUILD) */
400
401 /* Get CSF Header length */
402 static int get_hab_hdr_len(struct hab_hdr *hdr)
403 {
404         return (size_t)((hdr->len[0] << 8) + (hdr->len[1]));
405 }
406
407 /* Check whether addr lies between start and
408  * end and is within the length of the image
409  */
410 static int chk_bounds(u8 *addr, size_t bytes, u8 *start, u8 *end)
411 {
412         size_t csf_size = (size_t)((end + 1) - addr);
413
414         return (addr && (addr >= start) && (addr <= end) &&
415                 (csf_size >= bytes));
416 }
417
418 /* Get Length of each command in CSF */
419 static int get_csf_cmd_hdr_len(u8 *csf_hdr)
420 {
421         if (*csf_hdr == HAB_CMD_HDR)
422                 return sizeof(struct hab_hdr);
423
424         return get_hab_hdr_len((struct hab_hdr *)csf_hdr);
425 }
426
427 /* Check if CSF is valid */
428 static bool csf_is_valid(struct ivt *ivt, ulong start_addr, size_t bytes)
429 {
430         u8 *start = (u8 *)start_addr;
431         u8 *csf_hdr;
432         u8 *end;
433
434         size_t csf_hdr_len;
435         size_t cmd_hdr_len;
436         size_t offset = 0;
437
438         if (bytes != 0)
439                 end = start + bytes - 1;
440         else
441                 end = start;
442
443         /* Verify if CSF pointer content is zero */
444         if (!ivt->csf) {
445                 puts("Error: CSF pointer is NULL\n");
446                 return false;
447         }
448
449         csf_hdr = (u8 *)ivt->csf;
450
451         /* Verify if CSF Header exist */
452         if (*csf_hdr != HAB_CMD_HDR) {
453                 puts("Error: CSF header command not found\n");
454                 return false;
455         }
456
457         csf_hdr_len = get_hab_hdr_len((struct hab_hdr *)csf_hdr);
458
459         /* Check if the CSF lies within the image bounds */
460         if (!chk_bounds(csf_hdr, csf_hdr_len, start, end)) {
461                 puts("Error: CSF lies outside the image bounds\n");
462                 return false;
463         }
464
465         do {
466                 struct hab_hdr *cmd;
467
468                 cmd = (struct hab_hdr *)&csf_hdr[offset];
469
470                 switch (cmd->tag) {
471                 case (HAB_CMD_WRT_DAT):
472                         puts("Error: Deprecated write command found\n");
473                         return false;
474                 case (HAB_CMD_CHK_DAT):
475                         puts("Error: Deprecated check command found\n");
476                         return false;
477                 case (HAB_CMD_SET):
478                         if (cmd->par == HAB_PAR_MID) {
479                                 puts("Error: Deprecated Set MID command found\n");
480                                 return false;
481                         }
482                 default:
483                         break;
484                 }
485
486                 cmd_hdr_len = get_csf_cmd_hdr_len(&csf_hdr[offset]);
487                 if (!cmd_hdr_len) {
488                         puts("Error: Invalid command length\n");
489                         return false;
490                 }
491                 offset += cmd_hdr_len;
492
493         } while (offset < csf_hdr_len);
494
495         return true;
496 }
497
498 bool imx_hab_is_enabled(void)
499 {
500         struct imx_sec_config_fuse_t *fuse =
501                 (struct imx_sec_config_fuse_t *)&imx_sec_config_fuse;
502         uint32_t reg;
503         int ret;
504
505         ret = fuse_read(fuse->bank, fuse->word, &reg);
506         if (ret) {
507                 puts("\nSecure boot fuse read error\n");
508                 return ret;
509         }
510
511         return (reg & IS_HAB_ENABLED_BIT) == IS_HAB_ENABLED_BIT;
512 }
513
514 int imx_hab_authenticate_image(uint32_t ddr_start, uint32_t image_size,
515                                uint32_t ivt_offset)
516 {
517         uint32_t load_addr = 0;
518         size_t bytes;
519         uint32_t ivt_addr = 0;
520         int result = 1;
521         ulong start;
522         hab_rvt_authenticate_image_t *hab_rvt_authenticate_image;
523         hab_rvt_entry_t *hab_rvt_entry;
524         hab_rvt_exit_t *hab_rvt_exit;
525         hab_rvt_check_target_t *hab_rvt_check_target;
526         struct ivt *ivt;
527         struct ivt_header *ivt_hdr;
528         enum hab_status status;
529
530         hab_rvt_authenticate_image =
531                 (hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE;
532         hab_rvt_entry = (hab_rvt_entry_t *)HAB_RVT_ENTRY;
533         hab_rvt_exit = (hab_rvt_exit_t *)HAB_RVT_EXIT;
534         hab_rvt_check_target = (hab_rvt_check_target_t *)HAB_RVT_CHECK_TARGET;
535
536         if (!imx_hab_is_enabled()) {
537                 puts("hab fuse not enabled\n");
538                 return 0;
539         }
540
541         printf("\nAuthenticate image from DDR location 0x%x...\n",
542                ddr_start);
543
544         hab_caam_clock_enable(1);
545
546         /* Calculate IVT address header */
547         ivt_addr = ddr_start + ivt_offset;
548         ivt = (struct ivt *)ivt_addr;
549         ivt_hdr = &ivt->hdr;
550
551         /* Verify IVT header bugging out on error */
552         if (verify_ivt_header(ivt_hdr))
553                 goto hab_authentication_exit;
554
555         /* Verify IVT body */
556         if (ivt->self != ivt_addr) {
557                 printf("ivt->self 0x%08x pointer is 0x%08x\n",
558                        ivt->self, ivt_addr);
559                 goto hab_authentication_exit;
560         }
561
562         /* Verify if IVT DCD pointer is NULL */
563         if (ivt->dcd)
564                 puts("Warning: DCD pointer should be NULL\n");
565
566         start = ddr_start;
567         bytes = image_size;
568
569         /* Verify CSF */
570         if (!csf_is_valid(ivt, start, bytes))
571                 goto hab_authentication_exit;
572
573         if (hab_rvt_entry() != HAB_SUCCESS) {
574                 puts("hab entry function fail\n");
575                 goto hab_exit_failure_print_status;
576         }
577
578         status = hab_rvt_check_target(HAB_TGT_MEMORY, (void *)ddr_start, bytes);
579         if (status != HAB_SUCCESS) {
580                 printf("HAB check target 0x%08x-0x%08x fail\n",
581                        ddr_start, ddr_start + bytes);
582                 goto hab_exit_failure_print_status;
583         }
584 #ifdef DEBUG
585         printf("\nivt_offset = 0x%x, ivt addr = 0x%x\n", ivt_offset, ivt_addr);
586         printf("ivt entry = 0x%08x, dcd = 0x%08x, csf = 0x%08x\n", ivt->entry,
587                ivt->dcd, ivt->csf);
588         puts("Dumping IVT\n");
589         print_buffer(ivt_addr, (void *)(ivt_addr), 4, 0x8, 0);
590
591         puts("Dumping CSF Header\n");
592         print_buffer(ivt->csf, (void *)(ivt->csf), 4, 0x10, 0);
593
594 #if  !defined(CONFIG_SPL_BUILD)
595         get_hab_status();
596 #endif
597
598         puts("\nCalling authenticate_image in ROM\n");
599         printf("\tivt_offset = 0x%x\n", ivt_offset);
600         printf("\tstart = 0x%08lx\n", start);
601         printf("\tbytes = 0x%x\n", bytes);
602 #endif
603         /*
604          * If the MMU is enabled, we have to notify the ROM
605          * code, or it won't flush the caches when needed.
606          * This is done, by setting the "pu_irom_mmu_enabled"
607          * word to 1. You can find its address by looking in
608          * the ROM map. This is critical for
609          * authenticate_image(). If MMU is enabled, without
610          * setting this bit, authentication will fail and may
611          * crash.
612          */
613         /* Check MMU enabled */
614         if (is_soc_type(MXC_SOC_MX6) && get_cr() & CR_M) {
615                 if (is_mx6dq()) {
616                         /*
617                          * This won't work on Rev 1.0.0 of
618                          * i.MX6Q/D, since their ROM doesn't
619                          * do cache flushes. don't think any
620                          * exist, so we ignore them.
621                          */
622                         if (!is_mx6dqp())
623                                 writel(1, MX6DQ_PU_IROM_MMU_EN_VAR);
624                 } else if (is_mx6sdl()) {
625                         writel(1, MX6DLS_PU_IROM_MMU_EN_VAR);
626                 } else if (is_mx6sl()) {
627                         writel(1, MX6SL_PU_IROM_MMU_EN_VAR);
628                 }
629         }
630
631         load_addr = (uint32_t)hab_rvt_authenticate_image(
632                         HAB_CID_UBOOT,
633                         ivt_offset, (void **)&start,
634                         (size_t *)&bytes, NULL);
635         if (hab_rvt_exit() != HAB_SUCCESS) {
636                 puts("hab exit function fail\n");
637                 load_addr = 0;
638         }
639
640 hab_exit_failure_print_status:
641 #if !defined(CONFIG_SPL_BUILD)
642         get_hab_status();
643 #endif
644
645 hab_authentication_exit:
646
647         if (load_addr != 0)
648                 result = 0;
649
650         return result;
651 }