int main(int argc, char **argv)
{
struct ftdi_context *ftdi;
- unsigned char *buf;
+ unsigned char buf[256];
int f, i, j;
int vid = 0x0403;
int pid = 0x6010;
int erase = 0;
int use_defaults = 0;
int large_chip = 0;
+ int do_write = 0;
int size;
+ int value;
if ((ftdi = ftdi_new()) == 0)
{
return EXIT_FAILURE;
}
- while ((i = getopt(argc, argv, "d::ev:p:P:S:")) != -1)
+ while ((i = getopt(argc, argv, "d::ev:p:l:P:S:w")) != -1)
{
switch (i)
{
case 'S':
serial = optarg;
break;
+ case 'w':
+ do_write = 1;
+ break;
default:
fprintf(stderr, "usage: %s [options]\n", *argv);
fprintf(stderr, "\t-d[num] Work with default valuesfor 128 Byte "
- "EEPROM or for 256 Byte EEPROm if some [num] is given\n");
+ "EEPROM or for 256 Byte EEPROM if some [num] is given\n");
+ fprintf(stderr, "\t-w write\n");
fprintf(stderr, "\t-e erase\n");
fprintf(stderr, "\t-v verbose decoding\n");
fprintf(stderr, "\t-p <number> Search for device with PID == number\n");
if (erase)
{
- f = ftdi_erase_eeprom(ftdi);
+ f = ftdi_erase_eeprom(ftdi); /* needed to determine EEPROM chip type */
if (f < 0)
{
fprintf(stderr, "Erase failed: %s",
ftdi_get_error_string(ftdi));
return -2;
}
- if (ftdi->eeprom->chip == -1)
+ if (ftdi_get_eeprom_value(ftdi, CHIP_TYPE, & value) <0)
+ {
+ fprintf(stderr, "ftdi_get_eeprom_value: %d (%s)\n",
+ f, ftdi_get_error_string(ftdi));
+ }
+ if (value == -1)
fprintf(stderr, "No EEPROM\n");
- else if (ftdi->eeprom->chip == 0)
+ else if (value == 0)
fprintf(stderr, "Internal EEPROM\n");
else
- fprintf(stderr, "Found 93x%02x\n",ftdi->eeprom->chip);
+ fprintf(stderr, "Found 93x%02x\n", value);
return 0;
}
if(use_defaults)
{
- ftdi_eeprom_initdefaults(ftdi);
- ftdi->eeprom->manufacturer="IKDA";
- ftdi->eeprom->product="CPS-CONN";
- ftdi->eeprom->serial="0001";
- ftdi->eeprom->chip= (large_chip)?0x66:0;
+ ftdi_eeprom_initdefaults(ftdi, "IKDA", "FTDIJTAG", "0001");
+ ftdi_eeprom_initdefaults(ftdi, "IKDA", "FTDIJTAG", "0001");
+ if (ftdi_set_eeprom_value(ftdi, MAX_POWER, 500) <0)
+ {
+ fprintf(stderr, "ftdi_set_eeprom_value: %d (%s)\n",
+ f, ftdi_get_error_string(ftdi));
+ }
+ if (large_chip)
+ if (ftdi_set_eeprom_value(ftdi, CHIP_TYPE, 0x66) <0)
+ {
+ fprintf(stderr, "ftdi_set_eeprom_value: %d (%s)\n",
+ f, ftdi_get_error_string(ftdi));
+ }
f=(ftdi_eeprom_build(ftdi));
if (f < 0)
{
exit(-1);
}
}
+ else if(do_write)
+ {
+ ftdi_eeprom_initdefaults(ftdi, "IKDA", "FTDIJTAG", "0001");
+ f = ftdi_erase_eeprom(ftdi);
+ if (ftdi_set_eeprom_value(ftdi, MAX_POWER, 500) <0)
+ {
+ fprintf(stderr, "ftdi_set_eeprom_value: %d (%s)\n",
+ f, ftdi_get_error_string(ftdi));
+ }
+ f = ftdi_erase_eeprom(ftdi);/* needed to determine EEPROM chip type */
+ if (ftdi_get_eeprom_value(ftdi, CHIP_TYPE, & value) <0)
+ {
+ fprintf(stderr, "ftdi_get_eeprom_value: %d (%s)\n",
+ f, ftdi_get_error_string(ftdi));
+ }
+ if (value == -1)
+ fprintf(stderr, "No EEPROM\n");
+ else if (value == 0)
+ fprintf(stderr, "Internal EEPROM\n");
+ else
+ fprintf(stderr, "Found 93x%02x\n", value);
+ f=(ftdi_eeprom_build(ftdi));
+ if (f < 0)
+ {
+ fprintf(stderr, "Erase failed: %s",
+ ftdi_get_error_string(ftdi));
+ return -2;
+ }
+ f = ftdi_write_eeprom(ftdi);
+ {
+ fprintf(stderr, "ftdi_eeprom_decode: %d (%s)\n",
+ f, ftdi_get_error_string(ftdi));
+ exit(-1);
+ }
+ f = ftdi_read_eeprom(ftdi);
+ if (f < 0)
+ {
+ fprintf(stderr, "ftdi_read_eeprom: %d (%s)\n",
+ f, ftdi_get_error_string(ftdi));
+ exit(-1);
+ }
+ }
else
{
f = ftdi_read_eeprom(ftdi);
exit(-1);
}
}
- fprintf(stderr, "Chip type %d ftdi_eeprom_size: %d\n", ftdi->type, ftdi->eeprom->size);
- buf = ftdi->eeprom->buf;
+
+
+ ftdi_get_eeprom_value(ftdi, CHIP_SIZE, & value);
+ fprintf(stderr, "Chip type %d ftdi_eeprom_size: %d\n", ftdi->type, value);
if (ftdi->type == TYPE_R)
size = 0xa0;
else
- size = ftdi->eeprom->size;
+ size = value;
+ ftdi_get_eeprom_buf(ftdi, buf, size);
for(i=0; i < size; i += 16)
{
fprintf(stdout,"0x%03x:", i);
}
f = ftdi_eeprom_decode(ftdi, 1);
+ if (f < 0)
{
fprintf(stderr, "ftdi_eeprom_decode: %d (%s)\n",
f, ftdi_get_error_string(ftdi));
exit(-1);
}
-
ftdi_usb_close(ftdi);
ftdi_free(ftdi);
+ return 0;
}