/*
TODO:
- - Use new eeprom get/set functions
- Remove 128 bytes limit
- Merge Uwe's eeprom tool. Current features:
- Init eeprom defaults based upon eeprom type
normal variables
*/
int _read = 0, _erase = 0, _flash = 0;
- unsigned char eeprom_buf[128]; // TODO: Kill this and look for other hardcoded places of 128 bytes
+
+ const int my_eeprom_size = 128; /* TODO: Kill this. Check with Uwe how we can determine the eeprom size properly
+ because it's initialized with -1. Maybe assume 128 bytes per default? */
+ unsigned char eeprom_buf[my_eeprom_size];
char *filename;
int size_check;
int i, argc_filename;
if (filename != NULL && strlen(filename) > 0)
{
+ ftdi_get_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);
+
FILE *fp = fopen (filename, "wb");
- fwrite (eeprom_buf, 1, 128, fp);
+ fwrite (eeprom_buf, 1, my_eeprom_size, fp);
fclose (fp);
}
else
}
else
{
- printf ("Used eeprom space: %d bytes\n", 128-size_check);
+ printf ("Used eeprom space: %d bytes\n", my_eeprom_size-size_check);
}
if (_flash > 0)
if (filename != NULL && strlen(filename) > 0)
{
FILE *fp = fopen(filename, "rb");
- fread(eeprom_buf, 1, 128, fp);
+ fread(eeprom_buf, 1, my_eeprom_size, fp);
fclose(fp);
+
+ /* TODO: Dirty hack. Create an API for this. How about ftdi_set_eeprom_buf()? */
+ memcpy(ftdi->eeprom->buf, eeprom_buf, my_eeprom_size);
}
}
printf ("FTDI write eeprom: %d\n", ftdi_write_eeprom(ftdi));
else
printf ("Writing to file: %s\n", filename);
- fwrite(eeprom_buf, 128, 1, fp);
+ ftdi_get_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);
+
+ fwrite(eeprom_buf, my_eeprom_size, 1, fp);
fclose(fp);
}
\retval 0: All fine
\retval -1: struct ftdi_contxt or ftdi_eeprom missing
+ \retval -2: Not enough room to store eeprom
*/
int ftdi_get_eeprom_buf(struct ftdi_context *ftdi, unsigned char * buf, int size)
{
if (!ftdi || !(ftdi->eeprom))
ftdi_error_return(-1, "No appropriate structure");
+ if (!buf || size < ftdi->eeprom->size)
+ ftdi_error_return(-1, "Not enough room to store eeprom");
+
// Only copy up to FTDI_MAX_EEPROM_SIZE bytes
if (size > FTDI_MAX_EEPROM_SIZE)
size = FTDI_MAX_EEPROM_SIZE;