-
Notifications
You must be signed in to change notification settings - Fork 13
/
lpcflash.c
665 lines (523 loc) · 20.4 KB
/
lpcflash.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
//
// lpcflash.c
// lpcflash tool main file
//
// Created by ths on 2011-01-30.
// Copyright 2011 ths @ dev.io. All rights reserved.
//
/*
* lpcflash - an LPC17xx bootloader IAP/ISP flash programming tool
*
* Thorsten Schroeder <ths (at) dev (dot) io>
* 20110130, Berlin, Germany
*
# Copyright 2011 Thorsten Schroeder < ths (at) dev (dot) io >. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification, are
# permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this list of
# conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice, this list
# of conditions and the following disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THORSTEN SCHROEDER ``AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
# FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THORSTEN SCHROEDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# The views and conclusions contained in the software and documentation are those of the
# authors and should not be interpreted as representing official policies, either expressed
# or implied, of Thorsten Schroeder.
*
* */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <termios.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/stat.h>
#include <getopt.h>
#include <err.h>
#include "serial.h"
#include "serial_cmd.h"
#include "lpcisp.h"
// XXX THS: Todo: parse SP and PC value at binary file offset 0 to get sector base address
#define DEFAULT_SECTOR_BASE 0
#define DEFAULT_ROM_BASE_ADDR (DEFAULT_SECTOR_BASE * 4096)
#define DEFAULT_BAUDRATE 115200UL
#define DEFAULT_DEVICE_CCLK 100000UL
#define DEFAULT_RAMBUFFER_ADDR 0x10000400UL
extern char **lpcisp_status_msg;
typedef enum _lpcflash_cmds {
LPC_NONE,
LPC_INFO,
LPC_ERASE,
LPC_DUMPFLASH,
LPC_WRITEFLASH,
LPC_READMEM
} lpcflash_cmd;
static unsigned int lpcflash_get_lastsector(unsigned int);
static void lpcflash_dumpinfo(mem_info_t *);
static void lpcflash_help(void);
static void lpcflash_erase(int, mem_info_t *);
static int lpcflash_image_dump(int, mem_info_t *, char *);
static int lpcflash_image_write(int, mem_info_t *, char *);
extern const unsigned long sector_address[][2];
int main(int argc, char **argv)
{
char *device = NULL;
char *binfile = NULL;
char *outfile = NULL;
char c = 0;
int serial_fd = 0;
int verbose = 0;
mem_info_t mem;
unsigned int opt_flash_sector_all = 0;
unsigned int opt_flash_sector_from = 0;
unsigned int opt_flash_sector_to = 0;
unsigned long read_addr=0;
unsigned long read_size=32;
unsigned long baudrate = DEFAULT_BAUDRATE;
unsigned int opt_lpcflash_cmd = LPC_NONE;
memset(&mem, 0, sizeof(mem));
mem.ram_buffer_address = DEFAULT_RAMBUFFER_ADDR;
mem.rom_sector_base = DEFAULT_SECTOR_BASE;
mem.rom_address_base = DEFAULT_ROM_BASE_ADDR;
mem.cclk = DEFAULT_DEVICE_CCLK;
/* parse command line */
while( ( c = getopt(argc, argv, "l:b:f:c:o:hvieAR:F:T:B:a:s:") ) != -1 ) {
switch(c) {
case 'l': /* line - cu/tty device file */
device = optarg;
break;
case 'b': /* baudrate */
baudrate = (int)atoi(optarg);
break;
case 'f': /* infile */
binfile = optarg;
opt_lpcflash_cmd = LPC_WRITEFLASH;
break;
case 'c': /* cclk in kHz */
mem.cclk = (unsigned long)atol(optarg);;
break;
case 'o': /* outfile */
outfile = optarg;
opt_lpcflash_cmd = LPC_DUMPFLASH;
break;
case 'R': /* RAM buffer address */
mem.ram_buffer_address = (unsigned long)atol(optarg);
break;
case 'F': /* Flash ROM _F_rom sector */
mem.img_sector_base = opt_flash_sector_from = (int)atoi(optarg);
break;
case 'T': /* Flash ROM _T_o sector */
mem.img_sector_last = opt_flash_sector_to = (int)atoi(optarg);
break;
case 'A': /* Flash ROM _A_ll sectors */
opt_flash_sector_all = 1;
break;
case 'B': /* Flash ROM sector _B_ase */
mem.rom_sector_base = (int)atoi(optarg);
mem.rom_address_base = (unsigned long)(mem.rom_sector_base * 0x1000);
break;
case 'a': /* read mem addr */
read_addr = (unsigned long)strtol(optarg, NULL, 16);
opt_lpcflash_cmd = LPC_READMEM;
break;
case 's': /* read size bytes at mem addr */
read_size = (unsigned long)strtol(optarg, NULL, 16);
break;
case 'v': /* verbose */
verbose=1;
break;
case 'i': /* dump cpu info */
opt_lpcflash_cmd = LPC_INFO;
break;
case 'e': /* erase flash rom and exit */
opt_lpcflash_cmd = LPC_ERASE;
break;
case 'h': /* help */
default:
lpcflash_help();
return 0;
}
}
if ( !(
(device) &&
(binfile || outfile || opt_lpcflash_cmd)
) ) {
lpcflash_help();
exit(1);
}
/* open serial port */
serial_fd = serial_open(device, baudrate);
if(serial_fd<0)
return(1);
serial_synchronize(serial_fd, mem.cclk);
serial_cmd_read_partid(serial_fd, &mem.cpu.id);
serial_cmd_read_bootcode_version(serial_fd, &mem.cpu.bootcode);
serial_cmd_read_device_serialno(serial_fd, mem.cpu.serial);
if(opt_flash_sector_from < mem.rom_sector_base)
opt_flash_sector_from = mem.rom_sector_base;
if(opt_flash_sector_to > lpcflash_get_lastsector(mem.cpu.id))
opt_flash_sector_to = lpcflash_get_lastsector(mem.cpu.id);
else if(opt_flash_sector_to < opt_flash_sector_from)
opt_flash_sector_to = opt_flash_sector_from;
mem.img_sector_base = opt_flash_sector_from;
mem.img_sector_last = opt_flash_sector_to;
mem.rom_sector_last = lpcflash_get_lastsector(mem.cpu.id);
mem.rom_address_base = mem.rom_sector_base * 0x1000;
serial_cmd_unlock(serial_fd);
if(opt_flash_sector_all != 0) {
mem.img_sector_last = mem.rom_sector_last;
mem.img_sector_base = mem.rom_sector_base;
}
lpcflash_dumpinfo(&mem);
if (opt_lpcflash_cmd == LPC_ERASE) {
// erase only
lpcflash_erase(serial_fd, &mem);
close(serial_fd);
return 0;
} else if(opt_lpcflash_cmd == LPC_INFO) {
// dump info only
close(serial_fd);
return 0;
} else if(opt_lpcflash_cmd == LPC_WRITEFLASH) {
lpcflash_erase(serial_fd, &mem);
lpcflash_image_write(serial_fd, &mem, binfile);
} else if (opt_lpcflash_cmd == LPC_DUMPFLASH) {
lpcflash_image_dump(serial_fd, &mem, outfile);
} else if (opt_lpcflash_cmd == LPC_READMEM) {
// echo off
serial_cmd_echo(serial_fd, 0);
serial_cmd_remap_bootvect(serial_fd, mem.ram_buffer_address);
serial_cmd_read_memory(serial_fd, outfile, read_addr, read_size);
}
close(serial_fd);
return(0);
}
static void lpcflash_erase(int serial_fd, mem_info_t *mem)
{
/* erase [entire] (user) flash rom */
printf("[+] erasing sectors %ld - %d", mem->rom_address_base, mem->rom_sector_last);
serial_cmd_prepare_sector(serial_fd, mem->rom_address_base, mem->rom_sector_last);
serial_cmd_erase_sector(serial_fd, mem->rom_address_base, mem->rom_sector_last);
printf(" - done.\n");
return;
}
static int lpcflash_image_write(int serial_fd, mem_info_t *mem, char *imgpath)
{
struct stat bin_stat;
unsigned char outbuf[512];
unsigned int nwritten = 0;
unsigned int i = 0;
int bin_fd = open(imgpath, O_RDONLY);
if(bin_fd < 0) {
err(0, "open binary file");
return -1;
}
if(fstat(bin_fd, &bin_stat) < 0) {
err(0, "fstat binary file");
return -1;
}
/*
* sector size 4k from sector 0x00 - 0x0F (0000 0000 - 0000 FFFF)
* sector size 32k from sector 0x10 - 0x15 (0001 0000 - 0001 7FFF)
*
*/
switch(mem->cpu.id) {
case PART_LPC1343:
// 32kB ROM
mem->img_sector_last = (bin_stat.st_size + (0x1000 - (bin_stat.st_size % 0x1000))) / 0x1000;
mem->rom_sector_last = 0x07;
mem->rom_total_size = mem->rom_sector_last * 0x1000;
break;
case PART_LPC1751:
// 32kB ROM
mem->img_sector_last = (bin_stat.st_size + (0x1000 - (bin_stat.st_size % 0x1000))) / 0x1000;
mem->img_total_size = mem->img_sector_last * 0x1000;
mem->rom_sector_last = 0x07;
break;
case PART_LPC1752:
// 64 kB ROM
mem->img_sector_last = (bin_stat.st_size + (0x1000 - (bin_stat.st_size % 0x1000))) / 0x1000;
mem->img_total_size = mem->img_sector_last * 0x1000;
mem->rom_sector_last = 0x0f;
break;
case PART_LPC1754:
case PART_LPC1764:
// 128 kB ROM
/* determine sectors used by firmware image */
if(bin_stat.st_size < 0x00010000) { // only 4k sectors are used
mem->img_sector_last = (bin_stat.st_size + (0x1000 - (bin_stat.st_size % 0x1000))) / 0x1000;
mem->img_total_size = mem->img_sector_last * 0x1000;
} else {
mem->img_sector_last = 0x0f + ((bin_stat.st_size - 0x10000) + (0x8000 - ((bin_stat.st_size - 0x10000) % 0x8000))) / 0x8000;
mem->img_total_size = mem->img_sector_last * 0x8000;
}
mem->rom_sector_last = 0x11;
break;
case PART_LPC1756:
case PART_LPC1763:
case PART_LPC1765:
case PART_LPC1766:
// 256kB ROM
/* determine sectors used by firmware image */
if(bin_stat.st_size < 0x00010000) { // only 4k sectors are used
mem->img_sector_last = (bin_stat.st_size + (0x1000 - (bin_stat.st_size % 0x1000))) / 0x1000;
mem->img_total_size = mem->img_sector_last * 0x1000;
printf("D1: mem->img_sector_last = %x\nD1: mem->img_total_size = %x\n", mem->img_sector_last, mem->img_total_size);
} else {
mem->img_sector_last = 0x0f + ((bin_stat.st_size - 0x10000) + (0x8000 - ((bin_stat.st_size - 0x10000) % 0x8000))) / 0x8000;
mem->img_total_size = mem->img_sector_last * 0x8000;
printf("D2: mem->img_sector_last = %x\nD2: mem->img_total_size = %x\n", mem->img_sector_last, mem->img_total_size);
}
mem->rom_sector_last = 0x15;
break;
case PART_LPC1767:
case PART_LPC1768:
case PART_LPC1769:
case PART_LPC1758:
// 512 kB ROM
/* determine sectors used by firmware image */
if(bin_stat.st_size < 0x00010000) { // only 4k sectors are used
mem->img_sector_last = (bin_stat.st_size + (0x1000 - (bin_stat.st_size % 0x1000))) / 0x1000;
mem->img_total_size = mem->img_sector_last * 0x1000;
} else {
mem->img_sector_last = 0x0f + ((bin_stat.st_size - 0x10000) + (0x8000 - ((bin_stat.st_size - 0x10000) % 0x8000))) / 0x8000;
mem->img_total_size = mem->img_sector_last * 0x8000;
}
mem->rom_sector_last = 0x1d;
break;
default:
printf("[e] Unknown part id (%08x)\n", mem->cpu.id);
mem->img_sector_last = 0;
mem->img_total_size = 0;
mem->rom_sector_last = 0;
return -1;
break;
}
// perform write
printf("[*] Firmware image %s:\n", imgpath);
printf("[*] Size (bytes): 0x%X\n", mem->img_total_size);
printf("[*] First ROM sector: 0x%X\n", mem->img_sector_base);
printf("[*] Last ROM sector: 0x%X of 0x%X\n", mem->img_sector_last+mem->rom_sector_base, mem->rom_sector_last);
printf("[*] \n");
if(mem->rom_sector_last < mem->img_sector_last+mem->rom_sector_base) {
printf("[e] Firmware image is too large (size=0x%X) to fit onto this part (id=0x%08X)\n",
(unsigned int)bin_stat.st_size, mem->cpu.id);
close(bin_fd);
return -1;
}
//serial_cmd_read_memory(serial_fd, 0, 128);
memset(outbuf, 0xCC, sizeof(outbuf));
// echo off
serial_cmd_echo(serial_fd, 0);
nwritten=0;
// process 4kB sectors
for(i=mem->rom_sector_base; i<=0xf && i<(mem->img_sector_last + mem->rom_sector_base); i++) {
unsigned int j=0;
serial_cmd_prepare_sector(serial_fd, i, i);
serial_cmd_erase_sector(serial_fd, i, i);
for(j=0; j < (0x1000/0x200); j++) { // write in blocksizes of 512 byte
int nr = read(bin_fd, &outbuf, 512);
if(nr <= 0) { // ende gelaende.
break;
}
serial_cmd_write_to_ram(serial_fd, mem->ram_buffer_address, nr, outbuf);
serial_cmd_prepare_sector(serial_fd, i, i);
serial_cmd_copy_ram_to_flash(serial_fd, mem->rom_address_base + nwritten, mem->ram_buffer_address, 512);
nwritten += nr;
printf("[-] current 4k sector: 0x%02X - 0x%08X of 0x%08X bytes written\r\n",
i, nwritten, (unsigned int)bin_stat.st_size);
fflush(stdout);
}
}
// process 32kB sectors
for(; i<=(mem->img_sector_last + mem->rom_sector_base); i++) {
unsigned j=0;
for(j=0; j < (0x8000/0x200); j++) { // write in blocksizes of 512 byte
int nr = read(bin_fd, &outbuf, 512);
if(nr <= 0) { // ende gelaende.
break;
}
serial_cmd_write_to_ram(serial_fd, mem->ram_buffer_address, nr, outbuf);
serial_cmd_prepare_sector(serial_fd, i, i);
serial_cmd_copy_ram_to_flash(serial_fd, mem->rom_address_base + nwritten, mem->ram_buffer_address, 512);
nwritten += nr;
printf("[-] current 32k sector: 0x%02X - 0x%08X of 0x%08X bytes written\r\n",
i, nwritten, (unsigned int)bin_stat.st_size);
fflush(stdout);
}
}
printf("[*] done.\n");
close(bin_fd);
return 0;
}
static int lpcflash_image_dump(int serial_fd, mem_info_t *mem, char *imgpath)
{
// echo off
serial_cmd_echo(serial_fd, 0);
/*
* sector size 4k from sector 0x00 - 0x0F (0000 0000 - 0000 FFFF)
* sector size 32k from sector 0x10 - 0x15 (0001 0000 - 0001 7FFF)
*
*/
switch(mem->cpu.id) {
case PART_LPC1751:
// 32kB ROM
mem->rom_sector_last = 0x07;
mem->rom_total_size = mem->rom_sector_last * 0x1000;
break;
case PART_LPC1752:
// 64 kB ROM
mem->rom_sector_last = 0x0f;
mem->rom_total_size = mem->rom_sector_last * 0x1000;
break;
case PART_LPC1754:
case PART_LPC1764:
// 128 kB ROM
/* determine sectors used by firmware image */
mem->rom_sector_last = 0x11;
mem->rom_total_size = 0x0F * 0x1000;
mem->rom_total_size += (mem->rom_sector_last-0x0F) * 0x8000;
break;
case PART_LPC1756:
case PART_LPC1765:
case PART_LPC1766:
// 256kB ROM
/* determine sectors used by firmware image */
mem->rom_sector_last = 0x15;
mem->rom_total_size = 0x0F * 0x1000;
mem->rom_total_size += (mem->rom_sector_last-0x0F) * 0x8000;
break;
case PART_LPC1767:
case PART_LPC1768:
case PART_LPC1769:
case PART_LPC1758:
// 512 kB ROM
/* determine sectors used by firmware image */
mem->rom_sector_last = 0x1d;
mem->rom_total_size = 0x0F * 0x1000;
mem->rom_total_size += (mem->rom_sector_last-0x0F) * 0x8000;
break;
case PART_LPC1343:
// 32kB ROM
mem->rom_sector_last = 0x07;
mem->rom_total_size = mem->rom_sector_last * 0x1000;
break;
default:
printf("[e] Unknown part id (%08x)\n", mem->cpu.id);
mem->img_sector_last = 0;
mem->img_total_size = 0;
mem->rom_sector_last = 0;
return -1;
break;
}
// perform read
printf("[*] ROM image %s:\n", imgpath);
printf("[*] Size (bytes): 0x%X\n", mem->rom_total_size);
printf("[*] First ROM sector: 0x%X\n", mem->rom_sector_base);
printf("[*] Last ROM sector: 0x%X\n", mem->rom_sector_last);
printf("[*] \n");
serial_cmd_remap_bootvect(serial_fd, mem->ram_buffer_address);
printf("[+] reading sector %d - %d. Starting at address %08x, reading %lu bytes\n",
mem->img_sector_base,
mem->img_sector_last,
(unsigned int)sector_address[mem->img_sector_base][START],
(unsigned int)sector_address[mem->img_sector_last][END]-sector_address[mem->img_sector_base][START]+1
);
// dump sectors
serial_cmd_read_memory(serial_fd, imgpath,
sector_address[mem->img_sector_base][START],
sector_address[mem->img_sector_last][END]-sector_address[mem->img_sector_base][START]+1
);
return 0;
}
static void lpcflash_dumpinfo(mem_info_t *mem)
{
printf("[*] \n");
printf("[*] Detected part ID = 0x%08X:\n",
mem->cpu.id);
printf("[*] Total number of 4k/32k ROM sectors: 0x%02X\n",
mem->rom_sector_last);
printf("[*] Part serial no: 0x%08X %08X %08X %08X\n",
mem->cpu.serial[0], mem->cpu.serial[1], mem->cpu.serial[2], mem->cpu.serial[3]);
printf("[*] Boot code: 0x%X\n",
mem->cpu.bootcode);
printf("[*] \n");
return;
}
static void lpcflash_help(void)
{
// l:b:f:c:o:hviAR:F:T:B:a:s:
puts("usage: lpcflash");
puts("\t -l <serial line> (8N1 cu device)");
puts("\t -b <baudrate> (default 115200UL)");
puts("\t -f <infile> (.bin file)");
puts("\t -o <outfile>");
puts("\t -c <cclk in kHz> (default: 100000UL)");
puts("\t -A (all flash sectors)");
puts("\t -R <RAM address> (default: 0x10000400UL)");
puts("\t -F <FLASH from sector>");
puts("\t -T <FLASH to sector>");
puts("\t -B <FLASH base sector>");
puts("\t -a (ram/rom memory address in hex)");
puts("\t -s (only for -a: size in hex - word aligned)");
puts("\t[-v] (be verbose)");
puts("\t[-h] ( _o/ )");
puts("\t[-i] (dump cpu infos)");
puts("\t[-e] (erase only (== erase and exit))");
puts("[-] More infos at https://project.dev.io/code/arm/");
return;
}
static unsigned int lpcflash_get_lastsector(unsigned int id)
{
unsigned int last_sector=0;
switch(id) {
case PART_LPC1751:
// 32kB ROM
last_sector = 0x07;
break;
case PART_LPC1752:
// 64 kB ROM
last_sector = 0x0f;
break;
case PART_LPC1754:
case PART_LPC1764:
// 128 kB ROM
last_sector = 0x11;
break;
case PART_LPC1756:
case PART_LPC1765:
case PART_LPC1766:
// 256kB ROM
last_sector = 0x15;
break;
case PART_LPC1767:
case PART_LPC1768:
case PART_LPC1769:
case PART_LPC1758:
// 512 kB ROM
last_sector = 0x1d;
break;
case PART_LPC1343:
last_sector = 0x07;
break;
default:
printf("[e] Unknown part id (%08x)\n", id);
return 0;
}
return last_sector;
}