1
2
3
4
5
6#include <common.h>
7#include <asm/global_data.h>
8#include "tdx-cfg-block.h"
9#include "tdx-eeprom.h"
10
11#include <command.h>
12#include <asm/cache.h>
13
14#include <cli.h>
15#include <console.h>
16#include <env.h>
17#ifdef CONFIG_TDX_CFG_BLOCK_IS_IN_NOR
18#include <flash.h>
19#endif
20#include <malloc.h>
21#include <mmc.h>
22#include <nand.h>
23#include <asm/mach-types.h>
24
25DECLARE_GLOBAL_DATA_PTR;
26
27#define TAG_VALID 0xcf01
28#define TAG_MAC 0x0000
29#define TAG_CAR_SERIAL 0x0021
30#define TAG_HW 0x0008
31#define TAG_INVALID 0xffff
32
33#define TAG_FLAG_VALID 0x1
34
35#define TDX_EEPROM_ID_MODULE 0
36#define TDX_EEPROM_ID_CARRIER 1
37
38#if defined(CONFIG_TDX_CFG_BLOCK_IS_IN_MMC)
39#define TDX_CFG_BLOCK_MAX_SIZE 512
40#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NAND)
41#define TDX_CFG_BLOCK_MAX_SIZE 64
42#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NOR)
43#define TDX_CFG_BLOCK_MAX_SIZE 64
44#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_EEPROM)
45#define TDX_CFG_BLOCK_MAX_SIZE 64
46#else
47#error Toradex config block location not set
48#endif
49
50#ifdef CONFIG_TDX_CFG_BLOCK_EXTRA
51#define TDX_CFG_BLOCK_EXTRA_MAX_SIZE 64
52#endif
53
54struct toradex_tag {
55 u32 len:14;
56 u32 flags:2;
57 u32 id:16;
58};
59
60bool valid_cfgblock;
61struct toradex_hw tdx_hw_tag;
62struct toradex_eth_addr tdx_eth_addr;
63u32 tdx_serial;
64#ifdef CONFIG_TDX_CFG_BLOCK_EXTRA
65u32 tdx_car_serial;
66bool valid_cfgblock_carrier;
67struct toradex_hw tdx_car_hw_tag;
68#endif
69
70#define TARGET_IS_ENABLED(x) IS_ENABLED(CONFIG_TARGET_ ## x)
71
72const struct toradex_som toradex_modules[] = {
73 [0] = { "UNKNOWN MODULE", 0 },
74 [1] = { "Colibri PXA270 312MHz", 0 },
75 [2] = { "Colibri PXA270 520MHz", 0 },
76 [3] = { "Colibri PXA320 806MHz", 0 },
77 [4] = { "Colibri PXA300 208MHz", 0 },
78 [5] = { "Colibri PXA310 624MHz", 0 },
79 [6] = { "Colibri PXA320IT 806MHz", 0 },
80 [7] = { "Colibri PXA300 208MHz XT", 0 },
81 [8] = { "Colibri PXA270 312MHz", 0 },
82 [9] = { "Colibri PXA270 520MHz", 0 },
83 [10] = { "Colibri VF50 128MB", TARGET_IS_ENABLED(COLIBRI_VF) },
84 [11] = { "Colibri VF61 256MB", TARGET_IS_ENABLED(COLIBRI_VF) },
85 [12] = { "Colibri VF61 256MB IT", TARGET_IS_ENABLED(COLIBRI_VF) },
86 [13] = { "Colibri VF50 128MB IT", TARGET_IS_ENABLED(COLIBRI_VF) },
87 [14] = { "Colibri iMX6S 256MB", TARGET_IS_ENABLED(COLIBRI_IMX6) },
88 [15] = { "Colibri iMX6DL 512MB", TARGET_IS_ENABLED(COLIBRI_IMX6) },
89 [16] = { "Colibri iMX6S 256MB IT", TARGET_IS_ENABLED(COLIBRI_IMX6) },
90 [17] = { "Colibri iMX6DL 512MB IT", TARGET_IS_ENABLED(COLIBRI_IMX6) },
91 [18] = { "UNKNOWN MODULE", 0 },
92 [19] = { "UNKNOWN MODULE", 0 },
93 [20] = { "Colibri T20 256MB", TARGET_IS_ENABLED(COLIBRI_T20) },
94 [21] = { "Colibri T20 512MB", TARGET_IS_ENABLED(COLIBRI_T20) },
95 [22] = { "Colibri T20 512MB IT", TARGET_IS_ENABLED(COLIBRI_T20) },
96 [23] = { "Colibri T30 1GB", TARGET_IS_ENABLED(COLIBRI_T30) },
97 [24] = { "Colibri T20 256MB IT", TARGET_IS_ENABLED(COLIBRI_T20) },
98 [25] = { "Apalis T30 2GB", TARGET_IS_ENABLED(APALIS_T30) },
99 [26] = { "Apalis T30 1GB", TARGET_IS_ENABLED(APALIS_T30) },
100 [27] = { "Apalis iMX6Q 1GB", TARGET_IS_ENABLED(APALIS_IMX6) },
101 [28] = { "Apalis iMX6Q 2GB IT", TARGET_IS_ENABLED(APALIS_IMX6) },
102 [29] = { "Apalis iMX6D 512MB", TARGET_IS_ENABLED(APALIS_IMX6) },
103 [30] = { "Colibri T30 1GB IT", TARGET_IS_ENABLED(COLIBRI_T30) },
104 [31] = { "Apalis T30 1GB IT", TARGET_IS_ENABLED(APALIS_T30) },
105 [32] = { "Colibri iMX7S 256MB", TARGET_IS_ENABLED(COLIBRI_IMX7) },
106 [33] = { "Colibri iMX7D 512MB", TARGET_IS_ENABLED(COLIBRI_IMX7) },
107 [34] = { "Apalis TK1 2GB", TARGET_IS_ENABLED(APALIS_TK1) },
108 [35] = { "Apalis iMX6D 1GB IT", TARGET_IS_ENABLED(APALIS_IMX6) },
109 [36] = { "Colibri iMX6ULL 256MB", TARGET_IS_ENABLED(COLIBRI_IMX6ULL) },
110 [37] = { "Apalis iMX8QM 4GB WB IT", TARGET_IS_ENABLED(APALIS_IMX8) },
111 [38] = { "Colibri iMX8QXP 2GB WB IT", TARGET_IS_ENABLED(COLIBRI_IMX8X) },
112 [39] = { "Colibri iMX7D 1GB", TARGET_IS_ENABLED(COLIBRI_IMX7) },
113 [40] = { "Colibri iMX6ULL 512MB WB IT", TARGET_IS_ENABLED(COLIBRI_IMX6ULL) },
114 [41] = { "Colibri iMX7D 512MB EPDC", TARGET_IS_ENABLED(COLIBRI_IMX7) },
115 [42] = { "Apalis TK1 4GB", TARGET_IS_ENABLED(APALIS_TK1) },
116 [43] = { "Colibri T20 512MB IT SETEK", TARGET_IS_ENABLED(COLIBRI_T20) },
117 [44] = { "Colibri iMX6ULL 512MB IT", TARGET_IS_ENABLED(COLIBRI_IMX6ULL) },
118 [45] = { "Colibri iMX6ULL 512MB WB", TARGET_IS_ENABLED(COLIBRI_IMX6ULL) },
119 [46] = { "Apalis iMX8QXP 2GB WB IT", 0 },
120 [47] = { "Apalis iMX8QM 4GB IT", TARGET_IS_ENABLED(APALIS_IMX8) },
121 [48] = { "Apalis iMX8QP 2GB WB", TARGET_IS_ENABLED(APALIS_IMX8) },
122 [49] = { "Apalis iMX8QP 2GB", TARGET_IS_ENABLED(APALIS_IMX8) },
123 [50] = { "Colibri iMX8QXP 2GB IT", TARGET_IS_ENABLED(COLIBRI_IMX8X) },
124 [51] = { "Colibri iMX8DX 1GB WB", TARGET_IS_ENABLED(COLIBRI_IMX8X) },
125 [52] = { "Colibri iMX8DX 1GB", TARGET_IS_ENABLED(COLIBRI_IMX8X) },
126 [53] = { "Apalis iMX8QXP 2GB ECC IT", 0 },
127 [54] = { "Apalis iMX8DXP 1GB", TARGET_IS_ENABLED(APALIS_IMX8) },
128 [55] = { "Verdin iMX8M Mini Quad 2GB WB IT", TARGET_IS_ENABLED(VERDIN_IMX8MM) },
129 [56] = { "Verdin iMX8M Nano Quad 1GB WB", 0 },
130 [57] = { "Verdin iMX8M Mini DualLite 1GB", TARGET_IS_ENABLED(VERDIN_IMX8MM) },
131 [58] = { "Verdin iMX8M Plus Quad 4GB WB IT", TARGET_IS_ENABLED(VERDIN_IMX8MP) },
132 [59] = { "Verdin iMX8M Mini Quad 2GB IT", TARGET_IS_ENABLED(VERDIN_IMX8MM) },
133 [60] = { "Verdin iMX8M Mini DualLite 1GB WB IT", TARGET_IS_ENABLED(VERDIN_IMX8MM) },
134 [61] = { "Verdin iMX8M Plus Quad 2GB", TARGET_IS_ENABLED(VERDIN_IMX8MP) },
135 [62] = { "Colibri iMX6ULL 1GB IT", TARGET_IS_ENABLED(COLIBRI_IMX6ULL) },
136 [63] = { "Verdin iMX8M Plus Quad 4GB IT", TARGET_IS_ENABLED(VERDIN_IMX8MP) },
137 [64] = { "Verdin iMX8M Plus Quad 2GB WB IT", TARGET_IS_ENABLED(VERDIN_IMX8MP) },
138 [65] = { "Verdin iMX8M Plus QuadLite 1GB IT", TARGET_IS_ENABLED(VERDIN_IMX8MP) },
139 [66] = { "Verdin iMX8M Plus Quad 8GB WB", TARGET_IS_ENABLED(VERDIN_IMX8MP) },
140 [67] = { "Apalis iMX8QM 8GB WB IT", TARGET_IS_ENABLED(APALIS_IMX8) },
141 [68] = { "Verdin iMX8M Mini Quad 2GB WB IT", TARGET_IS_ENABLED(VERDIN_IMX8MM) },
142};
143
144const char * const toradex_carrier_boards[] = {
145 [0] = "UNKNOWN CARRIER BOARD",
146 [155] = "Dahlia",
147 [156] = "Verdin Development Board",
148};
149
150const char * const toradex_display_adapters[] = {
151 [0] = "UNKNOWN DISPLAY ADAPTER",
152 [157] = "Verdin DSI to HDMI Adapter",
153 [159] = "Verdin DSI to LVDS Adapter",
154};
155
156const u32 toradex_ouis[] = {
157 [0] = 0x00142dUL,
158 [1] = 0x8c06cbUL,
159};
160
161static u32 get_serial_from_mac(struct toradex_eth_addr *eth_addr)
162{
163 int i;
164 u32 oui = ntohl(eth_addr->oui) >> 8;
165 u32 nic = ntohl(eth_addr->nic) >> 8;
166
167 for (i = 0; i < ARRAY_SIZE(toradex_ouis); i++) {
168 if (toradex_ouis[i] == oui)
169 break;
170 }
171
172 return (u32)((i << 24) + nic);
173}
174
175void get_mac_from_serial(u32 tdx_serial, struct toradex_eth_addr *eth_addr)
176{
177 u8 oui_index = tdx_serial >> 24;
178 u32 nic = tdx_serial & GENMASK(23, 0);
179 u32 oui;
180
181 if (oui_index >= ARRAY_SIZE(toradex_ouis)) {
182 puts("Can't find OUI for this serial#\n");
183 oui_index = 0;
184 }
185
186 oui = toradex_ouis[oui_index];
187
188 eth_addr->oui = htonl(oui << 8);
189 eth_addr->nic = htonl(nic << 8);
190}
191
192#ifdef CONFIG_TDX_CFG_BLOCK_IS_IN_MMC
193static int tdx_cfg_block_mmc_storage(u8 *config_block, int write)
194{
195 struct mmc *mmc;
196 int dev = CONFIG_TDX_CFG_BLOCK_DEV;
197 int offset = CONFIG_TDX_CFG_BLOCK_OFFSET;
198 uint part = CONFIG_TDX_CFG_BLOCK_PART;
199 uint blk_start;
200 int ret = 0;
201
202
203 mmc = find_mmc_device(dev);
204 if (!mmc) {
205 puts("No MMC card found\n");
206 ret = -ENODEV;
207 goto out;
208 }
209 if (mmc_init(mmc)) {
210 puts("MMC init failed\n");
211 return -EINVAL;
212 }
213 if (part != mmc_get_blk_desc(mmc)->hwpart) {
214 if (blk_select_hwpart_devnum(UCLASS_MMC, dev, part)) {
215 puts("MMC partition switch failed\n");
216 ret = -ENODEV;
217 goto out;
218 }
219 }
220 if (offset < 0)
221 offset += mmc->capacity;
222 blk_start = ALIGN(offset, mmc->write_bl_len) / mmc->write_bl_len;
223
224 if (!write) {
225
226 if (blk_dread(mmc_get_blk_desc(mmc), blk_start, 1,
227 (unsigned char *)config_block) != 1) {
228 ret = -EIO;
229 goto out;
230 }
231 } else {
232
233 if (blk_dwrite(mmc_get_blk_desc(mmc), blk_start, 1,
234 (unsigned char *)config_block) != 1) {
235 ret = -EIO;
236 goto out;
237 }
238 }
239
240out:
241
242 blk_select_hwpart_devnum(UCLASS_MMC, 0, 0);
243
244 return ret;
245}
246#endif
247
248#ifdef CONFIG_TDX_CFG_BLOCK_IS_IN_NAND
249static int read_tdx_cfg_block_from_nand(unsigned char *config_block)
250{
251 size_t size = TDX_CFG_BLOCK_MAX_SIZE;
252 struct mtd_info *mtd = get_nand_dev_by_index(0);
253
254 if (!mtd)
255 return -ENODEV;
256
257
258 return nand_read_skip_bad(mtd, CONFIG_TDX_CFG_BLOCK_OFFSET,
259 &size, NULL, TDX_CFG_BLOCK_MAX_SIZE,
260 config_block);
261}
262
263static int write_tdx_cfg_block_to_nand(unsigned char *config_block)
264{
265 size_t size = TDX_CFG_BLOCK_MAX_SIZE;
266
267
268 return nand_write_skip_bad(get_nand_dev_by_index(0),
269 CONFIG_TDX_CFG_BLOCK_OFFSET,
270 &size, NULL, TDX_CFG_BLOCK_MAX_SIZE,
271 config_block, WITH_WR_VERIFY);
272}
273#endif
274
275#ifdef CONFIG_TDX_CFG_BLOCK_IS_IN_NOR
276static int read_tdx_cfg_block_from_nor(unsigned char *config_block)
277{
278
279 memcpy(config_block, (void *)CONFIG_TDX_CFG_BLOCK_OFFSET,
280 TDX_CFG_BLOCK_MAX_SIZE);
281 return 0;
282}
283
284static int write_tdx_cfg_block_to_nor(unsigned char *config_block)
285{
286
287 return flash_write((void *)config_block, CONFIG_TDX_CFG_BLOCK_OFFSET,
288 TDX_CFG_BLOCK_MAX_SIZE);
289}
290#endif
291
292#ifdef CONFIG_TDX_CFG_BLOCK_IS_IN_EEPROM
293static int read_tdx_cfg_block_from_eeprom(unsigned char *config_block)
294{
295 return read_tdx_eeprom_data(TDX_EEPROM_ID_MODULE, 0x0, config_block,
296 TDX_CFG_BLOCK_MAX_SIZE);
297}
298
299static int write_tdx_cfg_block_to_eeprom(unsigned char *config_block)
300{
301 return write_tdx_eeprom_data(TDX_EEPROM_ID_MODULE, 0x0, config_block,
302 TDX_CFG_BLOCK_MAX_SIZE);
303}
304#endif
305
306int read_tdx_cfg_block(void)
307{
308 int ret = 0;
309 u8 *config_block = NULL;
310 struct toradex_tag *tag;
311 size_t size = TDX_CFG_BLOCK_MAX_SIZE;
312 int offset;
313
314
315 config_block = memalign(ARCH_DMA_MINALIGN, size);
316 if (!config_block) {
317 printf("Not enough malloc space available!\n");
318 return -ENOMEM;
319 }
320
321 memset(config_block, 0, size);
322
323#if defined(CONFIG_TDX_CFG_BLOCK_IS_IN_MMC)
324 ret = tdx_cfg_block_mmc_storage(config_block, 0);
325#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NAND)
326 ret = read_tdx_cfg_block_from_nand(config_block);
327#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NOR)
328 ret = read_tdx_cfg_block_from_nor(config_block);
329#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_EEPROM)
330 ret = read_tdx_cfg_block_from_eeprom(config_block);
331#else
332 ret = -EINVAL;
333#endif
334 if (ret)
335 goto out;
336
337
338 tag = (struct toradex_tag *)config_block;
339 if (tag->flags != TAG_FLAG_VALID || tag->id != TAG_VALID) {
340 valid_cfgblock = false;
341 ret = -EINVAL;
342 goto out;
343 }
344 valid_cfgblock = true;
345 offset = 4;
346
347
348
349
350
351 while (offset + sizeof(struct toradex_tag) +
352 sizeof(struct toradex_hw) < TDX_CFG_BLOCK_MAX_SIZE) {
353 tag = (struct toradex_tag *)(config_block + offset);
354 offset += 4;
355 if (tag->id == TAG_INVALID)
356 break;
357
358 if (tag->flags == TAG_FLAG_VALID) {
359 switch (tag->id) {
360 case TAG_MAC:
361 memcpy(&tdx_eth_addr, config_block + offset,
362 6);
363
364 tdx_serial = get_serial_from_mac(&tdx_eth_addr);
365 break;
366 case TAG_HW:
367 memcpy(&tdx_hw_tag, config_block + offset, 8);
368 break;
369 }
370 }
371
372
373 offset += tag->len * 4;
374 }
375
376
377 if (tdx_hw_tag.prodid >= ARRAY_SIZE(toradex_modules))
378 tdx_hw_tag.prodid = 0;
379
380out:
381 free(config_block);
382 return ret;
383}
384
385static int parse_assembly_string(char *string_to_parse, u16 *assembly)
386{
387 if (string_to_parse[3] >= 'A' && string_to_parse[3] <= 'Z')
388 *assembly = string_to_parse[3] - 'A';
389 else if (string_to_parse[3] == '#')
390 *assembly = dectoul(&string_to_parse[4], NULL);
391 else
392 return -EINVAL;
393
394 return 0;
395}
396
397static int get_cfgblock_interactive(void)
398{
399 char message[CONFIG_SYS_CBSIZE];
400 int len = 0;
401 int ret = 0;
402 unsigned int prodid;
403 int i;
404
405 printf("Enabled modules:\n");
406 for (i = 0; i < ARRAY_SIZE(toradex_modules); i++) {
407 if (toradex_modules[i].is_enabled)
408 printf(" %04d %s\n", i, toradex_modules[i].name);
409 }
410
411 sprintf(message, "Enter the module ID: ");
412 len = cli_readline(message);
413
414 prodid = dectoul(console_buffer, NULL);
415 if (prodid >= ARRAY_SIZE(toradex_modules) || !toradex_modules[prodid].is_enabled) {
416 printf("Parsing module id failed\n");
417 return -1;
418 }
419 tdx_hw_tag.prodid = prodid;
420
421 len = 0;
422 while (len < 4) {
423 sprintf(message, "Enter the module version (e.g. V1.1B or V1.1#26): V");
424 len = cli_readline(message);
425 }
426
427 tdx_hw_tag.ver_major = console_buffer[0] - '0';
428 tdx_hw_tag.ver_minor = console_buffer[2] - '0';
429
430 ret = parse_assembly_string(console_buffer, &tdx_hw_tag.ver_assembly);
431 if (ret) {
432 printf("Parsing module version failed\n");
433 return ret;
434 }
435
436 while (len < 8) {
437 sprintf(message, "Enter module serial number: ");
438 len = cli_readline(message);
439 }
440
441 tdx_serial = dectoul(console_buffer, NULL);
442
443 return 0;
444}
445
446static int get_cfgblock_barcode(char *barcode, struct toradex_hw *tag,
447 u32 *serial)
448{
449 char revision[3] = {barcode[6], barcode[7], '\0'};
450
451 if (strlen(barcode) < 16) {
452 printf("Argument too short, barcode is 16 chars long\n");
453 return -1;
454 }
455
456
457 tag->ver_major = barcode[4] - '0';
458 tag->ver_minor = barcode[5] - '0';
459 tag->ver_assembly = dectoul(revision, NULL);
460
461 barcode[4] = '\0';
462 tag->prodid = dectoul(barcode, NULL);
463
464
465 barcode += 8;
466 *serial = dectoul(barcode, NULL);
467
468 return 0;
469}
470
471static int write_tag(u8 *config_block, int *offset, int tag_id,
472 u8 *tag_data, size_t tag_data_size)
473{
474 struct toradex_tag *tag;
475
476 if (!offset || !config_block)
477 return -EINVAL;
478
479 tag = (struct toradex_tag *)(config_block + *offset);
480 tag->id = tag_id;
481 tag->flags = TAG_FLAG_VALID;
482
483 tag->len = (tag_data_size + sizeof(u32) - 1) / sizeof(u32);
484 *offset += sizeof(struct toradex_tag);
485 if (tag_data && tag_data_size) {
486 memcpy(config_block + *offset, tag_data,
487 tag_data_size);
488 *offset += tag_data_size;
489 }
490
491 return 0;
492}
493
494#ifdef CONFIG_TDX_CFG_BLOCK_EXTRA
495int read_tdx_cfg_block_carrier(void)
496{
497 int ret = 0;
498 u8 *config_block = NULL;
499 struct toradex_tag *tag;
500 size_t size = TDX_CFG_BLOCK_EXTRA_MAX_SIZE;
501 int offset;
502
503
504 config_block = memalign(ARCH_DMA_MINALIGN, size);
505 if (!config_block) {
506 printf("Not enough malloc space available!\n");
507 return -ENOMEM;
508 }
509
510 memset(config_block, 0, size);
511
512 ret = read_tdx_eeprom_data(TDX_EEPROM_ID_CARRIER, 0x0, config_block,
513 size);
514 if (ret)
515 return ret;
516
517
518 tag = (struct toradex_tag *)config_block;
519 if (tag->flags != TAG_FLAG_VALID || tag->id != TAG_VALID) {
520 valid_cfgblock_carrier = false;
521 ret = -EINVAL;
522 goto out;
523 }
524 valid_cfgblock_carrier = true;
525 offset = 4;
526
527 while (offset + sizeof(struct toradex_tag) +
528 sizeof(struct toradex_hw) < TDX_CFG_BLOCK_MAX_SIZE) {
529 tag = (struct toradex_tag *)(config_block + offset);
530 offset += 4;
531 if (tag->id == TAG_INVALID)
532 break;
533
534 if (tag->flags == TAG_FLAG_VALID) {
535 switch (tag->id) {
536 case TAG_CAR_SERIAL:
537 memcpy(&tdx_car_serial, config_block + offset,
538 sizeof(tdx_car_serial));
539 break;
540 case TAG_HW:
541 memcpy(&tdx_car_hw_tag, config_block +
542 offset, 8);
543 break;
544 }
545 }
546
547
548 offset += tag->len * 4;
549 }
550out:
551 free(config_block);
552 return ret;
553}
554
555int check_pid8_sanity(char *pid8)
556{
557 char s_carrierid_verdin_dev[5];
558 char s_carrierid_dahlia[5];
559
560 sprintf(s_carrierid_verdin_dev, "0%d", VERDIN_DEVELOPMENT_BOARD);
561 sprintf(s_carrierid_dahlia, "0%d", DAHLIA);
562
563
564 if (!strncmp(pid8, s_carrierid_verdin_dev, 4))
565 return 0;
566
567 if (!strncmp(pid8, s_carrierid_dahlia, 4))
568 return 0;
569
570 return -EINVAL;
571}
572
573int try_migrate_tdx_cfg_block_carrier(void)
574{
575 char pid8[8];
576 int offset = 0;
577 int ret = CMD_RET_SUCCESS;
578 size_t size = TDX_CFG_BLOCK_EXTRA_MAX_SIZE;
579 u8 *config_block;
580
581 memset(pid8, 0x0, 8);
582 ret = read_tdx_eeprom_data(TDX_EEPROM_ID_CARRIER, 0x0, (u8 *)pid8, 8);
583 if (ret)
584 return ret;
585
586 if (check_pid8_sanity(pid8))
587 return -EINVAL;
588
589
590 config_block = memalign(ARCH_DMA_MINALIGN, size);
591 if (!config_block) {
592 printf("Not enough malloc space available!\n");
593 return CMD_RET_FAILURE;
594 }
595
596 memset(config_block, 0xff, size);
597
598 tdx_car_hw_tag.ver_major = pid8[4] - '0';
599 tdx_car_hw_tag.ver_minor = pid8[5] - '0';
600 tdx_car_hw_tag.ver_assembly = pid8[7] - '0';
601
602 pid8[4] = '\0';
603 tdx_car_hw_tag.prodid = dectoul(pid8, NULL);
604
605
606 write_tag(config_block, &offset, TAG_VALID, NULL, 0);
607
608
609 write_tag(config_block, &offset, TAG_HW, (u8 *)&tdx_car_hw_tag,
610 sizeof(tdx_car_hw_tag));
611
612
613 write_tag(config_block, &offset, TAG_CAR_SERIAL, (u8 *)&tdx_car_serial,
614 sizeof(tdx_car_serial));
615
616 memset(config_block + offset, 0, 32 - offset);
617 ret = write_tdx_eeprom_data(TDX_EEPROM_ID_CARRIER, 0x0, config_block,
618 size);
619 if (ret) {
620 printf("Failed to write Toradex Extra config block: %d\n",
621 ret);
622 ret = CMD_RET_FAILURE;
623 goto out;
624 }
625
626 printf("Successfully migrated to Toradex Config Block from PID8\n");
627
628out:
629 free(config_block);
630 return ret;
631}
632
633static int get_cfgblock_carrier_interactive(void)
634{
635 char message[CONFIG_SYS_CBSIZE];
636 int len;
637 int ret = 0;
638
639 printf("Supported carrier boards:\n");
640 printf("CARRIER BOARD NAME\t\t [ID]\n");
641 for (int i = 0; i < ARRAY_SIZE(toradex_carrier_boards); i++)
642 if (toradex_carrier_boards[i])
643 printf("%s \t\t [%d]\n", toradex_carrier_boards[i], i);
644
645 sprintf(message, "Choose your carrier board (provide ID): ");
646 len = cli_readline(message);
647 tdx_car_hw_tag.prodid = dectoul(console_buffer, NULL);
648
649 do {
650 sprintf(message, "Enter carrier board version (e.g. V1.1B or V1.1#26): V");
651 len = cli_readline(message);
652 } while (len < 4);
653
654 tdx_car_hw_tag.ver_major = console_buffer[0] - '0';
655 tdx_car_hw_tag.ver_minor = console_buffer[2] - '0';
656
657 ret = parse_assembly_string(console_buffer, &tdx_car_hw_tag.ver_assembly);
658 if (ret) {
659 printf("Parsing module version failed\n");
660 return ret;
661 }
662
663 while (len < 8) {
664 sprintf(message, "Enter carrier board serial number: ");
665 len = cli_readline(message);
666 }
667
668 tdx_car_serial = dectoul(console_buffer, NULL);
669
670 return 0;
671}
672
673static int do_cfgblock_carrier_create(struct cmd_tbl *cmdtp, int flag, int argc,
674 char * const argv[])
675{
676 u8 *config_block;
677 size_t size = TDX_CFG_BLOCK_EXTRA_MAX_SIZE;
678 int offset = 0;
679 int ret = CMD_RET_SUCCESS;
680 int err;
681 int force_overwrite = 0;
682
683 if (argc >= 3) {
684 if (argv[2][0] == '-' && argv[2][1] == 'y')
685 force_overwrite = 1;
686 }
687
688
689 config_block = memalign(ARCH_DMA_MINALIGN, size);
690 if (!config_block) {
691 printf("Not enough malloc space available!\n");
692 return CMD_RET_FAILURE;
693 }
694
695 memset(config_block, 0xff, size);
696 read_tdx_cfg_block_carrier();
697 if (valid_cfgblock_carrier && !force_overwrite) {
698 char message[CONFIG_SYS_CBSIZE];
699
700 sprintf(message, "A valid Toradex Carrier config block is present, still recreate? [y/N] ");
701
702 if (!cli_readline(message))
703 goto out;
704
705 if (console_buffer[0] != 'y' &&
706 console_buffer[0] != 'Y')
707 goto out;
708 }
709
710 if (argc < 3 || (force_overwrite && argc < 4)) {
711 err = get_cfgblock_carrier_interactive();
712 } else {
713 if (force_overwrite)
714 err = get_cfgblock_barcode(argv[3], &tdx_car_hw_tag,
715 &tdx_car_serial);
716 else
717 err = get_cfgblock_barcode(argv[2], &tdx_car_hw_tag,
718 &tdx_car_serial);
719 }
720
721 if (err) {
722 ret = CMD_RET_FAILURE;
723 goto out;
724 }
725
726
727 write_tag(config_block, &offset, TAG_VALID, NULL, 0);
728
729
730 write_tag(config_block, &offset, TAG_HW, (u8 *)&tdx_car_hw_tag,
731 sizeof(tdx_car_hw_tag));
732
733
734 write_tag(config_block, &offset, TAG_CAR_SERIAL, (u8 *)&tdx_car_serial,
735 sizeof(tdx_car_serial));
736
737 memset(config_block + offset, 0, 32 - offset);
738 err = write_tdx_eeprom_data(TDX_EEPROM_ID_CARRIER, 0x0, config_block,
739 size);
740 if (err) {
741 printf("Failed to write Toradex Extra config block: %d\n",
742 ret);
743 ret = CMD_RET_FAILURE;
744 goto out;
745 }
746
747 printf("Toradex Extra config block successfully written\n");
748
749out:
750 free(config_block);
751 return ret;
752}
753
754#endif
755
756static int do_cfgblock_create(struct cmd_tbl *cmdtp, int flag, int argc,
757 char * const argv[])
758{
759 u8 *config_block;
760 size_t size = TDX_CFG_BLOCK_MAX_SIZE;
761 int offset = 0;
762 int ret = CMD_RET_SUCCESS;
763 int err;
764 int force_overwrite = 0;
765
766 if (argc >= 3) {
767#ifdef CONFIG_TDX_CFG_BLOCK_EXTRA
768 if (!strcmp(argv[2], "carrier"))
769 return do_cfgblock_carrier_create(cmdtp, flag,
770 --argc, ++argv);
771#endif
772 if (argv[2][0] == '-' && argv[2][1] == 'y')
773 force_overwrite = 1;
774 }
775
776
777 config_block = memalign(ARCH_DMA_MINALIGN, size);
778 if (!config_block) {
779 printf("Not enough malloc space available!\n");
780 return CMD_RET_FAILURE;
781 }
782
783 memset(config_block, 0xff, size);
784
785 read_tdx_cfg_block();
786 if (valid_cfgblock) {
787#if defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NAND)
788
789
790
791
792 printf("NAND erase block %d need to be erased before creating a Toradex config block\n",
793 CONFIG_TDX_CFG_BLOCK_OFFSET /
794 get_nand_dev_by_index(0)->erasesize);
795 goto out;
796#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NOR)
797
798
799
800
801 printf("NOR sector at offset 0x%02x need to be erased and unprotected before creating a Toradex config block\n",
802 CONFIG_TDX_CFG_BLOCK_OFFSET);
803 goto out;
804#else
805 if (!force_overwrite) {
806 char message[CONFIG_SYS_CBSIZE];
807
808 sprintf(message,
809 "A valid Toradex config block is present, still recreate? [y/N] ");
810
811 if (!cli_readline(message))
812 goto out;
813
814 if (console_buffer[0] != 'y' &&
815 console_buffer[0] != 'Y')
816 goto out;
817 }
818#endif
819 }
820
821
822 if (argc < 3 || (force_overwrite && argc < 4)) {
823 err = get_cfgblock_interactive();
824 } else {
825 if (force_overwrite)
826 err = get_cfgblock_barcode(argv[3], &tdx_hw_tag,
827 &tdx_serial);
828 else
829 err = get_cfgblock_barcode(argv[2], &tdx_hw_tag,
830 &tdx_serial);
831 }
832 if (err) {
833 ret = CMD_RET_FAILURE;
834 goto out;
835 }
836
837
838 get_mac_from_serial(tdx_serial, &tdx_eth_addr);
839
840
841 write_tag(config_block, &offset, TAG_VALID, NULL, 0);
842
843
844 write_tag(config_block, &offset, TAG_HW, (u8 *)&tdx_hw_tag,
845 sizeof(tdx_hw_tag));
846
847
848 write_tag(config_block, &offset, TAG_MAC, (u8 *)&tdx_eth_addr,
849 sizeof(tdx_eth_addr));
850
851 memset(config_block + offset, 0, 32 - offset);
852#if defined(CONFIG_TDX_CFG_BLOCK_IS_IN_MMC)
853 err = tdx_cfg_block_mmc_storage(config_block, 1);
854#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NAND)
855 err = write_tdx_cfg_block_to_nand(config_block);
856#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_NOR)
857 err = write_tdx_cfg_block_to_nor(config_block);
858#elif defined(CONFIG_TDX_CFG_BLOCK_IS_IN_EEPROM)
859 err = write_tdx_cfg_block_to_eeprom(config_block);
860#else
861 err = -EINVAL;
862#endif
863 if (err) {
864 printf("Failed to write Toradex config block: %d\n", ret);
865 ret = CMD_RET_FAILURE;
866 goto out;
867 }
868
869 printf("Toradex config block successfully written\n");
870
871out:
872 free(config_block);
873 return ret;
874}
875
876static int do_cfgblock(struct cmd_tbl *cmdtp, int flag, int argc,
877 char *const argv[])
878{
879 int ret;
880
881 if (argc < 2)
882 return CMD_RET_USAGE;
883
884 if (!strcmp(argv[1], "create")) {
885 return do_cfgblock_create(cmdtp, flag, argc, argv);
886 } else if (!strcmp(argv[1], "reload")) {
887 ret = read_tdx_cfg_block();
888 if (ret) {
889 printf("Failed to reload Toradex config block: %d\n",
890 ret);
891 return CMD_RET_FAILURE;
892 }
893 return CMD_RET_SUCCESS;
894 }
895
896 return CMD_RET_USAGE;
897}
898
899U_BOOT_CMD(
900 cfgblock, 5, 0, do_cfgblock,
901 "Toradex config block handling commands",
902 "create [-y] [barcode] - (Re-)create Toradex config block\n"
903 "create carrier [-y] [barcode] - (Re-)create Toradex Carrier config block\n"
904 "cfgblock reload - Reload Toradex config block from flash"
905);
906
