d9502b8d |
1 | /* |
2 | * Tool for USB serial communication with Krikzz's FlashKit-MD |
3 | * Copyright (c) 2017 notaz |
4 | * |
5 | * Permission is hereby granted, free of charge, to any person obtaining |
6 | * a copy of this software and associated documentation files (the |
7 | * "Software"), to deal in the Software without restriction, including |
8 | * without limitation the rights to use, copy, modify, merge, publish, |
9 | * distribute, sublicense, and/or sell copies of the Software, and to |
10 | * permit persons to whom the Software is furnished to do so, subject to |
11 | * the following conditions: |
12 | * |
13 | * The above copyright notice and this permission notice shall be |
14 | * included in all copies or substantial portions of the Software. |
15 | * |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
17 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
19 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
20 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
21 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
22 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
23 | * SOFTWARE. |
24 | */ |
25 | |
26 | #include <stdio.h> |
27 | #include <string.h> |
28 | #include <stdlib.h> |
29 | #include <stdint.h> |
30 | #include <assert.h> |
31 | #include <sys/types.h> |
32 | #include <sys/stat.h> |
33 | #include <fcntl.h> |
34 | #include <arpa/inet.h> // hton |
35 | #include <termios.h> |
36 | #include <unistd.h> |
37 | |
38 | #ifndef min |
39 | #define min(x, y) ((x) < (y) ? (x) : (y)) |
40 | #define max(x, y) ((x) > (y) ? (x) : (y)) |
41 | #endif |
42 | |
43 | enum dev_cmd { |
44 | CMD_ADDR = 0, |
45 | CMD_LEN = 1, |
46 | CMD_RD = 2, |
47 | CMD_WR = 3, |
48 | CMD_RY = 4, |
49 | CMD_DELAY = 5, |
50 | }; |
51 | #define PAR_MODE8 (1 << 4) |
52 | #define PAR_DEV_ID (1 << 5) |
53 | #define PAR_SINGE (1 << 6) |
54 | #define PAR_INC (1 << 7) |
55 | |
56 | static int setup(int fd) |
57 | { |
58 | struct termios tty; |
59 | int ret; |
60 | |
61 | memset(&tty, 0, sizeof(tty)); |
62 | |
63 | ret = tcgetattr(fd, &tty); |
64 | if (ret != 0) |
65 | { |
66 | perror("tcgetattr"); |
67 | return 1; |
68 | } |
69 | |
70 | tty.c_iflag &= ~(IGNBRK | BRKINT | PARMRK | ISTRIP |
71 | | INLCR | IGNCR | ICRNL | IXON); |
72 | tty.c_oflag &= ~OPOST; |
73 | tty.c_lflag &= ~(ECHO | ECHONL | ICANON | ISIG | IEXTEN); |
74 | tty.c_cflag &= ~(CSIZE | PARENB); |
75 | tty.c_cflag |= CS8; |
76 | |
77 | //tty.c_cc[VMIN] = 1; |
78 | //tty.c_cc[VTIME] = 5; // 0.5 seconds read timeout |
79 | |
80 | ret = tcsetattr(fd, TCSANOW, &tty); |
81 | if (ret != 0) { |
82 | perror("tcsetattr"); |
83 | return ret; |
84 | } |
85 | |
86 | return 0; |
87 | } |
88 | |
89 | static int write_serial(int fd, const void *data, size_t size) |
90 | { |
91 | int ret; |
92 | |
93 | ret = write(fd, data, size); |
94 | if (ret != size) { |
95 | fprintf(stderr, "write %d/%zd: ", ret, size); |
96 | perror(""); |
97 | exit(1); |
98 | } |
99 | |
100 | return 0; |
101 | } |
102 | |
103 | static int read_serial(int fd, void *data, size_t size) |
104 | { |
105 | size_t got = 0; |
106 | int ret; |
107 | |
108 | while (got < size) { |
109 | ret = read(fd, (char *)data + got, size - got); |
110 | if (ret <= 0) { |
111 | fprintf(stderr, "read %d %zd/%zd: ", |
112 | ret, got, size); |
113 | perror(""); |
114 | exit(1); |
115 | } |
116 | got += ret; |
117 | } |
118 | |
119 | return 0; |
120 | } |
121 | |
c097fb89 |
122 | /* addr arg is always byte address */ |
123 | static void set_addr8(int fd, uint32_t addr) |
d9502b8d |
124 | { |
125 | uint8_t cmd[6] = { |
c097fb89 |
126 | CMD_ADDR, addr >> 16, |
127 | CMD_ADDR, addr >> 8, |
128 | CMD_ADDR, addr >> 0 |
129 | }; |
130 | write_serial(fd, cmd, sizeof(cmd)); |
131 | } |
132 | |
133 | static void set_addr16(int fd, uint32_t addr) |
134 | { |
135 | set_addr8(fd, addr >> 1); |
136 | } |
137 | |
138 | static uint16_t read_bus8(int fd, uint32_t addr) |
139 | { |
140 | uint8_t cmd[7] = { |
141 | CMD_ADDR, addr >> 16, |
142 | CMD_ADDR, addr >> 8, |
143 | CMD_ADDR, addr >> 0, |
144 | CMD_RD | PAR_SINGE | PAR_MODE8 |
d9502b8d |
145 | }; |
c097fb89 |
146 | uint8_t r; |
147 | |
d9502b8d |
148 | write_serial(fd, cmd, sizeof(cmd)); |
c097fb89 |
149 | read_serial(fd, &r, sizeof(r)); |
150 | return r; |
d9502b8d |
151 | } |
152 | |
c097fb89 |
153 | static uint16_t read_bus16(int fd, uint32_t addr) |
d9502b8d |
154 | { |
155 | uint8_t cmd[7] = { |
156 | CMD_ADDR, addr >> 17, |
157 | CMD_ADDR, addr >> 9, |
158 | CMD_ADDR, addr >> 1, |
159 | CMD_RD | PAR_SINGE |
160 | }; |
161 | uint16_t r; |
162 | |
163 | write_serial(fd, cmd, sizeof(cmd)); |
164 | read_serial(fd, &r, sizeof(r)); |
165 | return ntohs(r); |
166 | } |
167 | |
c097fb89 |
168 | static void write_bus8(int fd, uint32_t addr, uint16_t d) |
169 | { |
170 | uint8_t cmd[8] = { |
171 | CMD_ADDR, addr >> 16, |
172 | CMD_ADDR, addr >> 8, |
173 | CMD_ADDR, addr >> 0, |
174 | CMD_WR | PAR_SINGE | PAR_MODE8, |
175 | d |
176 | }; |
177 | |
178 | write_serial(fd, cmd, sizeof(cmd)); |
179 | } |
180 | |
181 | static void write_bus16(int fd, uint32_t addr, uint16_t d) |
d9502b8d |
182 | { |
183 | uint8_t cmd[9] = { |
184 | CMD_ADDR, addr >> 17, |
185 | CMD_ADDR, addr >> 9, |
186 | CMD_ADDR, addr >> 1, |
187 | CMD_WR | PAR_SINGE, |
188 | d >> 8, d |
189 | }; |
190 | |
191 | write_serial(fd, cmd, sizeof(cmd)); |
192 | } |
193 | |
c097fb89 |
194 | static void read_block8(int fd, void *dst, uint32_t size) |
d9502b8d |
195 | { |
c097fb89 |
196 | // PAR_MODE8 does not work, so read as 16bit and throw away MSB |
197 | uint8_t tmp[0x10000], *d8 = dst; |
d9502b8d |
198 | uint8_t cmd[5] = { |
c097fb89 |
199 | CMD_LEN, size >> 8, |
200 | CMD_LEN, size >> 0, |
d9502b8d |
201 | CMD_RD | PAR_INC |
202 | }; |
c097fb89 |
203 | int i; |
d9502b8d |
204 | |
205 | assert(size <= 0x10000); |
206 | write_serial(fd, cmd, sizeof(cmd)); |
207 | read_serial(fd, dst, size); |
c097fb89 |
208 | read_serial(fd, tmp, size); |
209 | |
210 | for (i = 0; i < size / 2; i++) |
211 | d8[i] = d8[i * 2 + 1]; |
212 | d8 += size / 2; |
213 | for (i = 0; i < size / 2; i++) |
214 | d8[i] = tmp[i * 2 + 1]; |
d9502b8d |
215 | } |
216 | |
c097fb89 |
217 | static void read_block16(int fd, void *dst, uint32_t size) |
d9502b8d |
218 | { |
c097fb89 |
219 | uint8_t cmd[5] = { |
220 | CMD_LEN, size >> 9, |
221 | CMD_LEN, size >> 1, |
222 | CMD_RD | PAR_INC |
223 | }; |
d9502b8d |
224 | |
c097fb89 |
225 | assert(size <= 0x10000); |
226 | write_serial(fd, cmd, sizeof(cmd)); |
227 | read_serial(fd, dst, size); |
d9502b8d |
228 | } |
229 | |
c097fb89 |
230 | static void flash_seq_write8(int fd, uint32_t addr, const uint8_t *d) |
d9502b8d |
231 | { |
c097fb89 |
232 | uint8_t cmd[] = { |
233 | // unlock |
234 | CMD_ADDR, 0, |
235 | CMD_ADDR, 0x0a, |
236 | CMD_ADDR, 0xaa, |
237 | CMD_WR | PAR_SINGE | PAR_MODE8, 0xaa, |
238 | CMD_ADDR, 0, |
239 | CMD_ADDR, 0x05, |
240 | CMD_ADDR, 0x55, |
241 | CMD_WR | PAR_SINGE | PAR_MODE8, 0x55, |
242 | // program setup |
243 | CMD_ADDR, 0, |
244 | CMD_ADDR, 0x0a, |
245 | CMD_ADDR, 0xaa, |
246 | CMD_WR | PAR_SINGE | PAR_MODE8, 0xa0, |
247 | // program data |
248 | CMD_ADDR, addr >> 16, |
249 | CMD_ADDR, addr >> 8, |
250 | CMD_ADDR, addr >> 0, |
251 | CMD_WR | PAR_SINGE | PAR_MODE8, *d, |
252 | CMD_RY |
253 | }; |
d9502b8d |
254 | |
c097fb89 |
255 | write_serial(fd, cmd, sizeof(cmd)); |
d9502b8d |
256 | } |
257 | |
c097fb89 |
258 | static void flash_seq_write16(int fd, uint32_t addr, const uint8_t *d) |
d9502b8d |
259 | { |
260 | uint8_t cmd[] = { |
261 | // unlock |
262 | CMD_ADDR, 0, |
263 | CMD_ADDR, 0x05, |
264 | CMD_ADDR, 0x55, |
265 | CMD_WR | PAR_SINGE | PAR_MODE8, 0xaa, |
266 | CMD_ADDR, 0, |
267 | CMD_ADDR, 0x02, |
268 | CMD_ADDR, 0xaa, |
269 | CMD_WR | PAR_SINGE | PAR_MODE8, 0x55, |
270 | // program setup |
271 | CMD_ADDR, 0, |
272 | CMD_ADDR, 0x05, |
273 | CMD_ADDR, 0x55, |
274 | CMD_WR | PAR_SINGE | PAR_MODE8, 0xa0, |
275 | // program data |
276 | CMD_ADDR, addr >> 17, |
277 | CMD_ADDR, addr >> 9, |
278 | CMD_ADDR, addr >> 1, |
279 | CMD_WR | PAR_SINGE, d[0], d[1], |
280 | CMD_RY |
281 | }; |
282 | |
283 | write_serial(fd, cmd, sizeof(cmd)); |
284 | } |
285 | |
c097fb89 |
286 | static const struct iof |
287 | { |
288 | void (*set_addr)(int fd, uint32_t addr); |
289 | uint16_t (*read_bus)(int fd, uint32_t addr); |
290 | void (*write_bus)(int fd, uint32_t addr, uint16_t d); |
291 | void (*read_block)(int fd, void *dst, uint32_t size); |
292 | void (*flash_seq_write)(int fd, uint32_t addr, const uint8_t *d); |
293 | } |
294 | io_ops[] = |
295 | { |
296 | { set_addr8, read_bus8, write_bus8, read_block8, flash_seq_write8 }, |
297 | { set_addr16, read_bus16, write_bus16, read_block16, flash_seq_write16 }, |
298 | }; |
299 | |
300 | static const struct iof *io = &io_ops[1]; |
301 | |
302 | static uint16_t flash_seq_r(int fd, uint8_t cmd, uint32_t addr) |
303 | { |
304 | // unlock |
305 | io->write_bus(fd, 0xaaa, 0xaa); |
306 | io->write_bus(fd, 0x555, 0x55); |
307 | |
308 | io->write_bus(fd, 0xaaa, cmd); |
309 | return io->read_bus(fd, addr); |
310 | } |
311 | |
312 | static void flash_seq_erase(int fd, uint32_t addr) |
313 | { |
314 | // printf("erase %06x\n", addr); |
315 | io->write_bus(fd, 0xaaa, 0xaa); |
316 | io->write_bus(fd, 0x555, 0x55); |
317 | io->write_bus(fd, 0xaaa, 0x80); |
318 | |
319 | io->write_bus(fd, 0xaaa, 0xaa); |
320 | io->write_bus(fd, 0x555, 0x55); |
321 | io->write_bus(fd, addr, 0x30); |
322 | } |
323 | |
d9502b8d |
324 | // status wait + dummy read to cause a wait? |
325 | static uint16_t ry_read(int fd) |
326 | { |
327 | uint8_t cmd[2] = { CMD_RY, CMD_RD | PAR_SINGE }; |
328 | uint16_t rv = 0; |
329 | |
330 | write_serial(fd, cmd, sizeof(cmd)); |
331 | read_serial(fd, &rv, sizeof(rv)); |
332 | return ntohs(rv); |
333 | } |
334 | |
335 | static void set_delay(int fd, uint8_t delay) |
336 | { |
337 | uint8_t cmd[2] = { CMD_DELAY, delay }; |
338 | |
339 | write_serial(fd, cmd, sizeof(cmd)); |
340 | } |
341 | |
342 | static struct flash_info { |
343 | uint16_t mid; |
344 | uint16_t did; |
345 | uint32_t size; |
346 | uint16_t region_cnt; |
347 | struct { |
348 | uint32_t block_size; |
349 | uint32_t block_count; |
350 | uint32_t start; |
351 | uint32_t size; |
352 | } region[4]; |
353 | } info; |
354 | |
355 | static void read_info(int fd) |
356 | { |
357 | static const uint16_t qry[3] = { 'Q', 'R', 'Y' }; |
358 | uint32_t total = 0; |
359 | uint16_t resp[3]; |
360 | uint32_t i, a; |
361 | |
362 | info.mid = flash_seq_r(fd, 0x90, 0); // autoselect |
c097fb89 |
363 | info.did = io->read_bus(fd, 2); |
d9502b8d |
364 | |
365 | // could enter CFI directly, but there seems to be a "stack" |
366 | // of modes, so 2 exits would be needed |
c097fb89 |
367 | io->write_bus(fd, 0, 0xf0); |
d9502b8d |
368 | |
c097fb89 |
369 | io->write_bus(fd, 0xaa, 0x98); // CFI Query |
370 | resp[0] = io->read_bus(fd, 0x20); |
371 | resp[1] = io->read_bus(fd, 0x22); |
372 | resp[2] = io->read_bus(fd, 0x24); |
d9502b8d |
373 | if (memcmp(resp, qry, sizeof(resp))) { |
374 | fprintf(stderr, "unexpected CFI response: %04x %04x %04x\n", |
375 | resp[0], resp[1], resp[2]); |
376 | exit(1); |
377 | } |
c097fb89 |
378 | info.size = 1u << io->read_bus(fd, 0x4e); |
379 | info.region_cnt = io->read_bus(fd, 0x58); |
d9502b8d |
380 | assert(0 < info.region_cnt && info.region_cnt <= 4); |
381 | for (i = 0, a = 0x5a; i < info.region_cnt; i++, a += 8) { |
c097fb89 |
382 | info.region[i].block_count = io->read_bus(fd, a + 0) + 1; |
383 | info.region[i].block_count += io->read_bus(fd, a + 2) << 8; |
384 | info.region[i].block_size = io->read_bus(fd, a + 4) << 8; |
385 | info.region[i].block_size |= io->read_bus(fd, a + 6) << 16; |
d9502b8d |
386 | info.region[i].start = total; |
387 | info.region[i].size = |
388 | info.region[i].block_size * info.region[i].block_count; |
389 | assert(info.region[i].size); |
390 | total += info.region[i].size; |
391 | } |
392 | |
c097fb89 |
393 | io->write_bus(fd, 0, 0xf0); // flash reset |
d9502b8d |
394 | |
395 | printf("Flash info:\n"); |
396 | printf("Manufacturer ID: %04x\n", info.mid); |
397 | printf("Device ID: %04x\n", info.did); |
398 | printf("size: %u\n", info.size); |
399 | printf("Erase Block Regions: %u\n", info.region_cnt); |
400 | for (i = 0; i < info.region_cnt; i++) |
401 | printf(" %5u x %u\n", info.region[i].block_size, |
402 | info.region[i].block_count); |
403 | if (info.size != total) |
404 | fprintf(stderr, "warning: total is %u, bad CFI?\n", total); |
405 | } |
406 | |
407 | static uint32_t get_block_addr(uint32_t addr, uint32_t blk_offset) |
408 | { |
409 | uint32_t i; |
410 | |
411 | assert(info.region_cnt); |
412 | for (i = 0; i < info.region_cnt; i++) { |
413 | if (info.region[i].start <= addr |
414 | && addr < info.region[i].start + info.region[i].size) |
415 | { |
416 | uint32_t blk = (addr - info.region[i].start) |
417 | / info.region[i].block_size |
418 | + blk_offset; |
419 | return info.region[i].start |
420 | + blk * info.region[i].block_size; |
421 | } |
422 | } |
423 | |
424 | fprintf(stderr, "\naddress out of range: 0x%x\n", addr); |
425 | exit(1); |
426 | } |
427 | |
428 | static void print_progress(uint32_t done, uint32_t total) |
429 | { |
430 | int i, step; |
431 | |
c097fb89 |
432 | printf("\r%06x/%06x |", done, total); |
d9502b8d |
433 | |
434 | step = (total + 19) / 20; |
435 | for (i = step; i <= total; i += step) |
436 | fputc(done >= i ? '=' : '-', stdout); |
437 | printf("| %3d%%", done * 100 / total); |
438 | fflush(stdout); |
439 | if (done >= total) |
440 | fputc('\n', stdout); |
441 | } |
442 | |
443 | static void usage(const char *argv0) |
444 | { |
445 | printf("usage:\n" |
446 | "%s [options]\n" |
447 | " -d <ttydevice> (default /dev/ttyUSB0)\n" |
448 | " -r <file> [size] dump the cart (default 4MB)\n" |
449 | " -w <file> [size] flash the cart (file size)\n" |
450 | " -e <size> erase (rounds to block size)\n" |
451 | " -a <start_address> cart start address (default 0)\n" |
c097fb89 |
452 | " -8 8bit flash\n" |
d9502b8d |
453 | " -v verify written data\n" |
454 | " -i get info about the flash chip\n" |
455 | , argv0); |
456 | exit(1); |
457 | } |
458 | |
459 | static void invarg(int argc, char *argv[], int arg) |
460 | { |
461 | if (arg < argc) |
462 | fprintf(stderr, "invalid arg %d: \"%s\"\n", arg, argv[arg]); |
463 | else |
464 | fprintf(stderr, "missing required argument %d\n", arg); |
465 | exit(1); |
466 | } |
467 | |
468 | static void *getarg(int argc, char *argv[], int arg) |
469 | { |
470 | if (arg >= argc) |
471 | invarg(argc, argv, arg); |
472 | return argv[arg]; |
473 | } |
474 | |
475 | static uint8_t g_block[0x10000]; |
476 | static uint8_t g_block2[0x10000]; |
477 | |
478 | int main(int argc, char *argv[]) |
479 | { |
480 | const char *portname = "/dev/ttyUSB0"; |
481 | const char *fname_w = NULL; |
482 | const char *fname_r = NULL; |
483 | long size_w = 0; |
484 | long size_r = 0; |
485 | long size_e = 0; |
486 | long size_v = 0; |
487 | long len, address_in = 0; |
488 | long a, a_blk, end; |
489 | int do_info = 0; |
490 | int do_verify = 0; |
c097fb89 |
491 | int write_step = 2; |
d9502b8d |
492 | FILE *f_w = NULL; |
493 | FILE *f_r = NULL; |
494 | uint8_t id[2] = { 0, 0 }; |
495 | uint8_t cmd; |
496 | uint16_t rv; |
497 | int arg = 1; |
498 | int fd; |
499 | |
500 | if (argc < 2 || !strcmp(argv[1], "-h") || !strcmp(argv[1], "--help")) |
501 | usage(argv[0]); |
502 | |
503 | for (arg = 1; arg < argc; arg++) { |
504 | if (!strcmp(argv[arg], "-d")) { |
505 | portname = getarg(argc, argv, ++arg); |
506 | continue; |
507 | } |
508 | if (!strcmp(argv[arg], "-r")) { |
509 | fname_r = getarg(argc, argv, ++arg); |
510 | if (arg + 1 < argc && argv[arg + 1][0] != '-') { |
511 | size_r = strtol(argv[++arg], NULL, 0); |
512 | if (size_r <= 0) |
513 | invarg(argc, argv, arg); |
514 | } |
515 | continue; |
516 | } |
517 | if (!strcmp(argv[arg], "-w")) { |
518 | fname_w = getarg(argc, argv, ++arg); |
519 | if (arg + 1 < argc && argv[arg + 1][0] != '-') { |
520 | size_w = strtol(argv[++arg], NULL, 0); |
521 | if (size_w <= 0) |
522 | invarg(argc, argv, arg); |
523 | } |
524 | continue; |
525 | } |
526 | if (!strcmp(argv[arg], "-a")) { |
527 | address_in = strtol(getarg(argc, argv, ++arg), NULL, 0); |
528 | if (address_in < 0 || (address_in & 1)) |
529 | invarg(argc, argv, arg); |
530 | continue; |
531 | } |
532 | if (!strcmp(argv[arg], "-e")) { |
533 | size_e = strtol(getarg(argc, argv, ++arg), NULL, 0); |
534 | if (size_e <= 0) |
535 | invarg(argc, argv, arg); |
536 | continue; |
537 | } |
c097fb89 |
538 | if (!strcmp(argv[arg], "-8")) { |
539 | io = &io_ops[0]; |
540 | write_step = 1; |
541 | continue; |
542 | } |
d9502b8d |
543 | if (!strcmp(argv[arg], "-v")) { |
544 | do_verify = 1; |
545 | continue; |
546 | } |
547 | if (!strcmp(argv[arg], "-i")) { |
548 | do_info = 1; |
549 | continue; |
550 | } |
551 | invarg(argc, argv, arg); |
552 | } |
553 | |
554 | if (fname_r && size_r == 0) |
555 | size_r = 0x400000; |
556 | |
557 | if (fname_w) { |
558 | f_w = fopen(fname_w, "rb"); |
559 | if (!f_w) { |
560 | fprintf(stderr, "fopen %s: ", fname_w); |
561 | perror(""); |
562 | return 1; |
563 | } |
564 | if (size_w <= 0) { |
565 | fseek(f_w, 0, SEEK_END); |
566 | size_w = ftell(f_w); |
567 | fseek(f_w, 0, SEEK_SET); |
568 | } |
569 | if (size_w <= 0) { |
570 | fprintf(stderr, "size of %s is %ld\n", |
571 | fname_w, size_w); |
572 | return 1; |
573 | } |
574 | if (size_e < size_w) |
575 | size_e = size_w; |
576 | if (do_verify) |
577 | size_v = size_w; |
578 | } |
579 | |
580 | fd = open(portname, O_RDWR | O_NOCTTY | O_SYNC); |
581 | if (fd < 0) { |
582 | fprintf(stderr, "open %s: ", portname); |
583 | perror(""); |
584 | return 1; |
585 | } |
586 | |
587 | setup(fd); |
588 | |
589 | cmd = CMD_RD | PAR_SINGE | PAR_DEV_ID; |
590 | write_serial(fd, &cmd, sizeof(cmd)); |
591 | read_serial(fd, id, sizeof(id)); |
592 | if (id[0] != id[1] || id[0] == 0) { |
593 | fprintf(stderr, "unexpected id: %02x %02x\n", id[0], id[1]); |
594 | return 1; |
595 | } |
596 | printf("flashkit id: %02x\n", id[0]); |
597 | |
598 | set_delay(fd, 1); |
c097fb89 |
599 | io->write_bus(fd, 0, 0xf0); // flash reset |
d9502b8d |
600 | |
601 | if (do_info || size_e) |
602 | read_info(fd); |
603 | |
604 | if (size_e) { |
605 | // set_delay(fd, 0); // ? |
606 | a_blk = get_block_addr(address_in, 0); |
607 | end = address_in + size_e; |
608 | |
609 | printf("erasing %ld bytes:\n", size_e); |
610 | print_progress(0, size_e); |
611 | for (a = address_in; a < end; ) { |
612 | flash_seq_erase(fd, a_blk); |
613 | rv = ry_read(fd); |
614 | if (rv != 0xffff) { |
615 | fprintf(stderr, "\nerase error: %lx %04x\n", |
616 | a_blk, rv); |
617 | } |
618 | |
619 | a_blk = get_block_addr(a_blk, 1); |
620 | a += a_blk - a; |
621 | print_progress(a - address_in, size_e); |
622 | } |
623 | } |
624 | if (f_w != NULL) { |
625 | uint8_t b[2]; |
626 | set_delay(fd, 0); |
627 | printf("writing %ld bytes:\n", size_w); |
c097fb89 |
628 | for (a = 0; a < size_w; a += write_step) { |
d9502b8d |
629 | ssize_t r; |
630 | |
631 | b[1] = 0xff; |
c097fb89 |
632 | len = min(size_w - a, write_step); |
d9502b8d |
633 | r = fread(b, 1, len, f_w); |
634 | if (r != len) { |
635 | perror("\nfread"); |
636 | return 1; |
637 | } |
c097fb89 |
638 | io->flash_seq_write(fd, address_in + a, b); |
d9502b8d |
639 | |
c097fb89 |
640 | if (!(a & 0x3ff)) |
d9502b8d |
641 | print_progress(a, size_w); |
642 | } |
643 | print_progress(a, size_w); |
644 | rv = ry_read(fd); |
c097fb89 |
645 | if (write_step == 2 && rv != ((b[0] << 8) | b[1])) |
d9502b8d |
646 | fprintf(stderr, "warning: last bytes: %04x %02x%02x\n", |
647 | rv, b[0], b[1]); |
648 | rewind(f_w); |
649 | set_delay(fd, 1); |
650 | } |
651 | |
652 | if (fname_r || size_v) { |
653 | long blks, blks_v, done, verify_diff = 0; |
654 | |
655 | blks = (size_r + sizeof(g_block) - 1) / sizeof(g_block); |
656 | blks_v = (size_v + sizeof(g_block) - 1) / sizeof(g_block); |
657 | blks = max(blks, blks_v); |
658 | if (fname_r) { |
659 | f_r = fopen(fname_r, "wb"); |
660 | if (!f_r) { |
661 | fprintf(stderr, "fopen %s: ", fname_r); |
662 | perror(""); |
663 | return 1; |
664 | } |
665 | } |
666 | |
667 | printf("reading %ld bytes:\n", max(size_r, size_v)); |
668 | print_progress(0, blks * sizeof(g_block)); |
c097fb89 |
669 | io->set_addr(fd, address_in); |
d9502b8d |
670 | for (done = 0; done < size_r || done < size_v; ) { |
c097fb89 |
671 | io->read_block(fd, g_block, sizeof(g_block)); |
d9502b8d |
672 | if (f_r && done < size_r) { |
673 | len = min(size_r - done, sizeof(g_block)); |
674 | if (fwrite(g_block, 1, len, f_r) != len) { |
675 | perror("fwrite"); |
676 | return 1; |
677 | } |
678 | } |
679 | if (done < size_v) { |
680 | len = min(size_v - done, sizeof(g_block)); |
681 | if (fread(g_block2, 1, len, f_w) != len) { |
682 | perror("fread"); |
683 | return 1; |
684 | } |
685 | verify_diff |= memcmp(g_block, g_block2, len); |
686 | } |
687 | done += sizeof(g_block); |
688 | print_progress(done, blks * sizeof(g_block)); |
689 | } |
690 | if (verify_diff) { |
691 | fprintf(stderr, "verify FAILED\n"); |
692 | return 1; |
693 | } |
694 | } |
695 | if (f_r) |
696 | fclose(f_r); |
697 | if (f_w) |
698 | fclose(f_w); |
699 | |
700 | return 0; |
701 | } |