Import latest, unchanged ftdi_eeprom source
[libftdi] / ftdi_eeprom / main.c
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e47d7975
TJ
1/***************************************************************************
2 main.c - description
3 -------------------
4 begin : Mon Apr 7 12:05:22 CEST 2003
5 copyright : (C) 2003,2008 by Intra2net AG
6 email : opensource@intra2net.com
7 ***************************************************************************/
8
9/***************************************************************************
10 * *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License version 2 as *
13 * published by the Free Software Foundation. *
14 * *
15 ***************************************************************************/
16
17#ifdef HAVE_CONFIG_H
18#include <config.h>
19#endif
20
21#include <stdlib.h>
22#include <stdio.h>
23#include <string.h>
24
25#include <confuse.h>
26#include <ftdi.h>
27
28int str_to_cbus(char *str, int max_allowed)
29{
30 #define MAX_OPTION 14
31 const char* options[MAX_OPTION] = {
32 "TXDEN", "PWREN", "RXLED", "TXLED", "TXRXLED", "SLEEP",
33 "CLK48", "CLK24", "CLK12", "CLK6",
34 "IO_MODE", "BITBANG_WR", "BITBANG_RD", "SPECIAL"};
35 int i;
36 max_allowed += 1;
37 if (max_allowed > MAX_OPTION) max_allowed = MAX_OPTION;
38 for (i=0; i<max_allowed; i++) {
39 if (!(strcmp(options[i], str))) {
40 return i;
41 }
42 }
43 printf("WARNING: Invalid cbus option '%s'\n", str);
44 return 0;
45}
46
47int main(int argc, char *argv[])
48{
49 /*
50 configuration options
51 */
52 cfg_opt_t opts[] =
53 {
54 CFG_INT("vendor_id", 0, 0),
55 CFG_INT("product_id", 0, 0),
56 CFG_BOOL("self_powered", cfg_true, 0),
57 CFG_BOOL("remote_wakeup", cfg_true, 0),
58 CFG_STR_LIST("chip_type", "{BM,R,other}", 0),
59 CFG_BOOL("in_is_isochronous", cfg_false, 0),
60 CFG_BOOL("out_is_isochronous", cfg_false, 0),
61 CFG_BOOL("suspend_pull_downs", cfg_false, 0),
62 CFG_BOOL("use_serial", cfg_false, 0),
63 CFG_BOOL("change_usb_version", cfg_false, 0),
64 CFG_INT("usb_version", 0, 0),
65 CFG_INT("max_power", 0, 0),
66 CFG_STR("manufacturer", "Acme Inc.", 0),
67 CFG_STR("product", "USB Serial Converter", 0),
68 CFG_STR("serial", "08-15", 0),
69 CFG_STR("filename", "", 0),
70 CFG_BOOL("flash_raw", cfg_false, 0),
71 CFG_BOOL("high_current", cfg_false, 0),
72 CFG_STR_LIST("cbus0", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
73 CFG_STR_LIST("cbus1", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
74 CFG_STR_LIST("cbus2", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
75 CFG_STR_LIST("cbus3", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
76 CFG_STR_LIST("cbus4", "{TXDEN,PWRON,RXLED,TXLED,TX_RX_LED,SLEEP,CLK48,CLK24,CLK12,CLK6}", 0),
77 CFG_BOOL("invert_txd", cfg_false, 0),
78 CFG_BOOL("invert_rxd", cfg_false, 0),
79 CFG_BOOL("invert_rts", cfg_false, 0),
80 CFG_BOOL("invert_cts", cfg_false, 0),
81 CFG_BOOL("invert_dtr", cfg_false, 0),
82 CFG_BOOL("invert_dsr", cfg_false, 0),
83 CFG_BOOL("invert_dcd", cfg_false, 0),
84 CFG_BOOL("invert_ri", cfg_false, 0),
85 CFG_END()
86 };
87 cfg_t *cfg;
88
89 /*
90 normal variables
91 */
92 int _read = 0, _erase = 0, _flash = 0;
93 unsigned char eeprom_buf[128];
94 char *filename;
95 int size_check;
96 int i, argc_filename;
97 FILE *fp;
98
99 struct ftdi_context ftdi;
100 struct ftdi_eeprom eeprom;
101
102 printf("\nFTDI eeprom generator v%s\n", VERSION);
103 printf ("(c) Intra2net AG <opensource@intra2net.com>\n");
104
105 if (argc != 2 && argc != 3)
106 {
107 printf("Syntax: %s [commands] config-file\n", argv[0]);
108 printf("Valid commands:\n");
109 printf("--read-eeprom Read eeprom and write to -filename- from config-file\n");
110 printf("--erase-eeprom Erase eeprom\n");
111 printf("--flash-eeprom Flash eeprom\n");
112 exit (-1);
113 }
114
115 if (argc == 3)
116 {
117 if (strcmp(argv[1], "--read-eeprom") == 0)
118 _read = 1;
119 if (strcmp(argv[1], "--erase-eeprom") == 0)
120 _erase = 1;
121 if (strcmp(argv[1], "--flash-eeprom") == 0)
122 _flash = 1;
123
124 argc_filename = 2;
125 }
126 else
127 {
128 argc_filename = 1;
129 }
130
131 if ((fp = fopen(argv[argc_filename], "r")) == NULL)
132 {
133 printf ("Can't open configuration file\n");
134 exit (-1);
135 }
136 fclose (fp);
137
138 cfg = cfg_init(opts, 0);
139 cfg_parse(cfg, argv[argc_filename]);
140 filename = cfg_getstr(cfg, "filename");
141
142 if (cfg_getbool(cfg, "self_powered") && cfg_getint(cfg, "max_power") > 0)
143 printf("Hint: Self powered devices should have a max_power setting of 0.\n");
144
145 ftdi_init(&ftdi);
146 ftdi_eeprom_initdefaults (&eeprom);
147 eeprom.vendor_id = cfg_getint(cfg, "vendor_id");
148 eeprom.product_id = cfg_getint(cfg, "product_id");
149 char *type = cfg_getstr(cfg, "chip_type");
150 if (!strcmp(type, "BM")) {
151 eeprom.chip_type = TYPE_BM;
152 } else if (!strcmp(type, "R")) {
153 eeprom.chip_type = TYPE_R;
154 } else {
155 eeprom.chip_type = TYPE_AM;
156 }
157
158 eeprom.self_powered = cfg_getbool(cfg, "self_powered");
159 eeprom.remote_wakeup = cfg_getbool(cfg, "remote_wakeup");
160 eeprom.max_power = cfg_getint(cfg, "max_power");
161
162 eeprom.in_is_isochronous = cfg_getbool(cfg, "in_is_isochronous");
163 eeprom.out_is_isochronous = cfg_getbool(cfg, "out_is_isochronous");
164 eeprom.suspend_pull_downs = cfg_getbool(cfg, "suspend_pull_downs");
165
166 eeprom.use_serial = cfg_getbool(cfg, "use_serial");
167 eeprom.change_usb_version = cfg_getbool(cfg, "change_usb_version");
168 eeprom.usb_version = cfg_getint(cfg, "usb_version");
169
170
171 eeprom.manufacturer = cfg_getstr(cfg, "manufacturer");
172 eeprom.product = cfg_getstr(cfg, "product");
173 eeprom.serial = cfg_getstr(cfg, "serial");
174 eeprom.high_current = cfg_getbool(cfg, "high_current");
175 eeprom.cbus_function[0] = str_to_cbus(cfg_getstr(cfg, "cbus0"), 13);
176 eeprom.cbus_function[1] = str_to_cbus(cfg_getstr(cfg, "cbus1"), 13);
177 eeprom.cbus_function[2] = str_to_cbus(cfg_getstr(cfg, "cbus2"), 13);
178 eeprom.cbus_function[3] = str_to_cbus(cfg_getstr(cfg, "cbus3"), 13);
179 eeprom.cbus_function[4] = str_to_cbus(cfg_getstr(cfg, "cbus4"), 9);
180 int invert = 0;
181 if (cfg_getbool(cfg, "invert_rxd")) invert |= INVERT_RXD;
182 if (cfg_getbool(cfg, "invert_txd")) invert |= INVERT_TXD;
183 if (cfg_getbool(cfg, "invert_rts")) invert |= INVERT_RTS;
184 if (cfg_getbool(cfg, "invert_cts")) invert |= INVERT_CTS;
185 if (cfg_getbool(cfg, "invert_dtr")) invert |= INVERT_DTR;
186 if (cfg_getbool(cfg, "invert_dsr")) invert |= INVERT_DSR;
187 if (cfg_getbool(cfg, "invert_dcd")) invert |= INVERT_DCD;
188 if (cfg_getbool(cfg, "invert_ri")) invert |= INVERT_RI;
189 eeprom.invert = invert;
190
191 if (_read > 0 || _erase > 0 || _flash > 0)
192 {
193 i = ftdi_usb_open(&ftdi, eeprom.vendor_id, eeprom.product_id);
194
195 if (i == 0)
196 {
197 printf("EEPROM size: %d\n", ftdi.eeprom_size);
198 }
199 else
200 {
201 printf("Unable to find FTDI devices under given vendor/product id: 0x%X/0x%X\n", eeprom.vendor_id, eeprom.product_id);
202 printf("Error code: %d (%s)\n", i, ftdi_get_error_string(&ftdi));
203 printf("Retrying with default FTDI id.\n");
204
205 i = ftdi_usb_open(&ftdi, 0x0403, 0x6001);
206 if (i != 0)
207 {
208 printf("Error: %s\n", ftdi.error_str);
209 exit (-1);
210 }
211 }
212 }
213
214 if (_read > 0)
215 {
216 printf("FTDI read eeprom: %d\n", ftdi_read_eeprom(&ftdi, eeprom_buf));
217
218 ftdi_eeprom_decode(&eeprom, eeprom_buf, ftdi.eeprom_size);
219 /* Debug output */
220 /*
221 const char* chip_types[] = {"other", "BM", "R"};
222 printf("vendor_id = \"%04x\"\n", eeprom.vendor_id);
223 printf("product_id = \"%04x\"\n", eeprom.product_id);
224 printf("chip_type = \"%s\"\n",
225 (eeprom.chip_type > 0x06) || (eeprom.chip_type & 0x01) ? "unknown":
226 chip_types[eeprom.chip_type>>1]);
227 printf("self_powered = \"%s\"\n", eeprom.self_powered?"true":"false");
228 printf("remote_wakeup = \"%s\"\n", eeprom.remote_wakeup?"true":"false");
229 printf("max_power = \"%d\"\n", eeprom.max_power);
230 printf("in_is_isochronous = \"%s\"\n", eeprom.in_is_isochronous?"true":"false");
231 printf("out_is_isochronous = \"%s\"\n", eeprom.out_is_isochronous?"true":"false");
232 printf("suspend_pull_downs = \"%s\"\n", eeprom.suspend_pull_downs?"true":"false");
233 printf("use_serial = \"%s\"\n", eeprom.use_serial?"true":"false");
234 printf("change_usb_version = \"%s\"\n", eeprom.change_usb_version?"true":"false");
235 printf("usb_version = \"%d\"\n", eeprom.usb_version);
236 printf("manufacturer = \"%s\"\n", eeprom.manufacturer);
237 printf("product = \"%s\"\n", eeprom.product);
238 printf("serial = \"%s\"\n", eeprom.serial);
239 */
240
241 if (filename != NULL && strlen(filename) > 0)
242 {
243 FILE *fp = fopen (filename, "wb");
244 fwrite (eeprom_buf, 1, 128, fp);
245 fclose (fp);
246 }
247 else
248 {
249 printf("Warning: Not writing eeprom, you must supply a valid filename\n");
250 }
251
252 goto cleanup;
253 }
254
255 if (_erase > 0)
256 {
257 printf("FTDI erase eeprom: %d\n", ftdi_erase_eeprom(&ftdi));
258 }
259
260 size_check = ftdi_eeprom_build(&eeprom, eeprom_buf);
261
262 if (size_check == -1)
263 {
264 printf ("Sorry, the eeprom can only contain 128 bytes (100 bytes for your strings).\n");
265 printf ("You need to short your string by: %d bytes\n", size_check);
266 goto cleanup;
267 } else if (size_check < 0) {
268 printf ("ftdi_eeprom_build(): error: %d\n", size_check);
269 }
270 else
271 {
272 printf ("Used eeprom space: %d bytes\n", 128-size_check);
273 }
274
275 if (_flash > 0)
276 {
277 if (cfg_getbool(cfg, "flash_raw"))
278 {
279 if (filename != NULL && strlen(filename) > 0)
280 {
281 FILE *fp = fopen(filename, "rb");
282 fread(eeprom_buf, 1, 128, fp);
283 fclose(fp);
284 }
285 }
286 printf ("FTDI write eeprom: %d\n", ftdi_write_eeprom(&ftdi, eeprom_buf));
287 }
288
289 // Write to file?
290 if (filename != NULL && strlen(filename) > 0)
291 {
292 fp = fopen(filename, "w");
293 if (fp == NULL)
294 {
295 printf ("Can't write eeprom file.\n");
296 exit (-1);
297 }
298 else
299 printf ("Writing to file: %s\n", filename);
300
301 fwrite(eeprom_buf, 128, 1, fp);
302 fclose(fp);
303 }
304
305cleanup:
306 if (_read > 0 || _erase > 0 || _flash > 0)
307 {
308 printf("FTDI close: %d\n", ftdi_usb_close(&ftdi));
309 }
310
311 ftdi_deinit (&ftdi);
312
313 cfg_free(cfg);
314
315 printf("\n");
316 return 0;
317}