Finds all ftdi devices with given VID:PID on the usb bus. Creates a new
ftdi_device_list which needs to be deallocated by ftdi_list_free() after
use. With VID:PID 0:0, search for the default devices
- (0x403:0x6001, 0x403:0x6010, 0x403:0x6011, 0x403:0x6014)
+ (0x403:0x6001, 0x403:0x6010, 0x403:0x6011, 0x403:0x6014, 0x403:0x6015)
\param ftdi pointer to ftdi_context
\param devlist Pointer where to store list of found devices
desc.idVendor == vendor && desc.idProduct == product) ||
(!(vendor || product) &&
(desc.idVendor == 0x403) && (desc.idProduct == 0x6001 || desc.idProduct == 0x6010
- || desc.idProduct == 0x6011 || desc.idProduct == 0x6014)))
+ || desc.idProduct == 0x6011 || desc.idProduct == 0x6014
+ || desc.idProduct == 0x6015)))
{
*curdev = (struct ftdi_device_list*)malloc(sizeof(struct ftdi_device_list));
if (!*curdev)
{
eeprom->max_power = 90;
eeprom->size = 0x100;
- eeprom->cbus_function[0] = CBUSH_TXDEN;
- eeprom->cbus_function[1] = CBUSH_RXLED;
- eeprom->cbus_function[2] = CBUSH_TXLED;
- eeprom->cbus_function[3] = CBUSH_SLEEP;
+ eeprom->cbus_function[0] = CBUSX_TXDEN;
+ eeprom->cbus_function[1] = CBUSX_RXLED;
+ eeprom->cbus_function[2] = CBUSX_TXLED;
+ eeprom->cbus_function[3] = CBUSX_SLEEP;
}
else
{
}
-/*FTD2XX doesn't check for values not fitting in the ACBUS Signal oprtions*/
+/*FTD2XX doesn't check for values not fitting in the ACBUS Signal options*/
void set_ft232h_cbus(struct ftdi_eeprom *eeprom, unsigned char * output)
{
int i;
unsigned char i, j, eeprom_size_mask;
unsigned short checksum, value;
unsigned char manufacturer_size = 0, product_size = 0, serial_size = 0;
- int user_area_size;
+ int user_area_size, free_start, free_end;
struct ftdi_eeprom *eeprom;
unsigned char * output;
{
case TYPE_AM:
case TYPE_BM:
+ case TYPE_R:
user_area_size = 96; // base size for strings (total of 48 characters)
break;
case TYPE_2232C:
user_area_size = 90; // two extra config bytes and 4 bytes PnP stuff
break;
- case TYPE_R:
case TYPE_230X:
user_area_size = 88; // four extra config bytes + 4 bytes PnP stuff
break;
}
/* Wrap around 0x80 for 128 byte EEPROMS (Internale and 93x46) */
eeprom_size_mask = eeprom->size -1;
+ free_end = i & eeprom_size_mask;
// Addr 0E: Offset of the manufacturer string + 0x80, calculated later
// Addr 0F: Length of manufacturer string
case TYPE_BM:
output[0x0C] = eeprom->usb_version & 0xff;
output[0x0D] = (eeprom->usb_version>>8) & 0xff;
- if (eeprom->use_usb_version == USE_USB_VERSION_BIT)
+ if (eeprom->use_usb_version)
output[0x0A] |= USE_USB_VERSION_BIT;
else
output[0x0A] &= ~USE_USB_VERSION_BIT;
output[0x0A] |= 0x4;
else
output[0x0A] &= ~0x4;
- if (eeprom->use_usb_version == USE_USB_VERSION_BIT)
+ if (eeprom->use_usb_version)
output[0x0A] |= USE_USB_VERSION_BIT;
else
output[0x0A] &= ~USE_USB_VERSION_BIT;
case TYPE_R:
if (eeprom->high_current == HIGH_CURRENT_DRIVE_R)
output[0x00] |= HIGH_CURRENT_DRIVE_R;
+ if (eeprom->external_oscillator)
+ output[0x00] |= 0x02;
output[0x01] = 0x40; /* Hard coded Endpoint Size*/
if (eeprom->suspend_pull_downs)
output[0x0C] = eeprom->usb_version & 0xff;
output[0x0D] = (eeprom->usb_version>>8) & 0xff;
- if (eeprom->cbus_function[0] > CBUS_BB)
+ if (eeprom->cbus_function[0] > CBUS_BB_RD)
output[0x14] = CBUS_TXLED;
else
output[0x14] = eeprom->cbus_function[0];
- if (eeprom->cbus_function[1] > CBUS_BB)
+ if (eeprom->cbus_function[1] > CBUS_BB_RD)
output[0x14] |= CBUS_RXLED<<4;
else
output[0x14] |= eeprom->cbus_function[1]<<4;
- if (eeprom->cbus_function[2] > CBUS_BB)
+ if (eeprom->cbus_function[2] > CBUS_BB_RD)
output[0x15] = CBUS_TXDEN;
else
output[0x15] = eeprom->cbus_function[2];
- if (eeprom->cbus_function[3] > CBUS_BB)
+ if (eeprom->cbus_function[3] > CBUS_BB_RD)
output[0x15] |= CBUS_PWREN<<4;
else
output[0x15] |= eeprom->cbus_function[3]<<4;
break;
}
+ /* First address without use */
+ free_start = 0;
+ switch (ftdi->type)
+ {
+ case TYPE_230X:
+ free_start += 2;
+ case TYPE_232H:
+ free_start += 6;
+ case TYPE_2232H:
+ case TYPE_4232H:
+ free_start += 2;
+ case TYPE_R:
+ free_start += 2;
+ case TYPE_2232C:
+ free_start++;
+ case TYPE_AM:
+ case TYPE_BM:
+ free_start += 0x14;
+ }
+
+ /* Arbitrary user data */
+ if (eeprom->user_data && eeprom->user_data_size >= 0)
+ {
+ if (eeprom->user_data_addr < free_start)
+ fprintf(stderr,"Warning, user data starts inside the generated data!\n");
+ if (eeprom->user_data_addr + eeprom->user_data_size >= free_end)
+ fprintf(stderr,"Warning, user data overlaps the strings area!\n");
+ if (eeprom->user_data_addr + eeprom->user_data_size > eeprom->size)
+ ftdi_error_return(-1,"eeprom size exceeded");
+ memcpy(output + eeprom->user_data_addr, eeprom->user_data, eeprom->user_data_size);
+ }
+
// calculate checksum
checksum = 0xAAAA;
}
return 0;
}
+/* Decode 230X / 232R type chips invert bits
+ * Prints directly to stdout.
+*/
+static void print_inverted_bits(int invert)
+{
+ char *r_bits[] = {"TXD","RXD","RTS","CTS","DTR","DSR","DCD","RI"};
+ int i;
+
+ fprintf(stdout,"Inverted bits:");
+ for (i=0; i<8; i++)
+ if ((invert & (1<<i)) == (1<<i))
+ fprintf(stdout," %s",r_bits[i]);
+
+ fprintf(stdout,"\n");
+}
/**
Decode binary EEPROM image into an ftdi_eeprom structure.
eeprom->in_is_isochronous = buf[0x0A]&0x01;
eeprom->out_is_isochronous = buf[0x0A]&0x02;
eeprom->suspend_pull_downs = buf[0x0A]&0x04;
- eeprom->use_serial = (buf[0x0A] & USE_SERIAL_NUM)?1:0;
- eeprom->use_usb_version = buf[0x0A] & USE_USB_VERSION_BIT;
+ eeprom->use_serial = !!(buf[0x0A] & USE_SERIAL_NUM);
+ eeprom->use_usb_version = !!(buf[0x0A] & USE_USB_VERSION_BIT);
// Addr 0C: USB version low byte when 0x0A
// Addr 0D: USB version high byte when 0x0A
/* TYPE_R flags D2XX, not VCP as all others*/
eeprom->channel_a_driver = ~buf[0x00] & DRIVER_VCP;
eeprom->high_current = buf[0x00] & HIGH_CURRENT_DRIVE_R;
+ eeprom->external_oscillator = buf[0x00] & 0x02;
if ( (buf[0x01]&0x40) != 0x40)
fprintf(stderr,
"TYPE_R EEPROM byte[0x01] Bit 6 unexpected Endpoint size."
if (eeprom->serial)
fprintf(stdout, "Serial: %s\n",eeprom->serial);
fprintf(stdout, "Checksum : %04x\n", checksum);
- if (ftdi->type == TYPE_R)
+ if (ftdi->type == TYPE_R) {
fprintf(stdout, "Internal EEPROM\n");
+ fprintf(stdout,"Oscillator: %s\n", eeprom->external_oscillator?"External":"Internal");
+ }
else if (eeprom->chip >= 0x46)
fprintf(stdout, "Attached EEPROM: 93x%02x\n", eeprom->chip);
if (eeprom->suspend_dbus7)
(eeprom->channel_b_driver)?" VCP":"",
(eeprom->high_current_b)?" High Current IO":"");
if (((ftdi->type == TYPE_BM) || (ftdi->type == TYPE_2232C)) &&
- eeprom->use_usb_version == USE_USB_VERSION_BIT)
+ eeprom->use_usb_version)
fprintf(stdout,"Use explicit USB Version %04x\n",eeprom->usb_version);
if ((ftdi->type == TYPE_2232H) || (ftdi->type == TYPE_4232H))
}
else if (ftdi->type == TYPE_232H)
{
- char *cbush_mux[] = {"TRISTATE","RXLED","TXLED", "TXRXLED","PWREN",
+ char *cbush_mux[] = {"TRISTATE","TXLED","RXLED", "TXRXLED","PWREN",
"SLEEP","DRIVE_0","DRIVE_1","IOMODE","TXDEN",
"CLK30","CLK15","CLK7_5"
};
}
else if (ftdi->type == TYPE_230X)
{
- char *cbush_mux[] = {"TRISTATE","RXLED","TXLED", "TXRXLED","PWREN",
+ char *cbusx_mux[] = {"TRISTATE","TXLED","RXLED", "TXRXLED","PWREN",
"SLEEP","DRIVE_0","DRIVE_1","IOMODE","TXDEN",
"CLK24","CLK12","CLK6","BAT_DETECT","BAT_DETECT#",
"I2C_TXE#", "I2C_RXF#", "VBUS_SENSE", "BB_WR#",
(eeprom->group1_slew)?" Slow Slew":"");
for (i=0; i<4; i++)
{
- if (eeprom->cbus_function[i]<= CBUSH_AWAKE)
- fprintf(stdout,"CBUS%d Function: %s\n", i, cbush_mux[eeprom->cbus_function[i]]);
+ if (eeprom->cbus_function[i]<= CBUSX_AWAKE)
+ fprintf(stdout,"CBUS%d Function: %s\n", i, cbusx_mux[eeprom->cbus_function[i]]);
}
- if(eeprom->invert )
- print_inverted_bits(eeprom->invert);
+
+ if (eeprom->invert)
+ print_inverted_bits(eeprom->invert);
}
if (ftdi->type == TYPE_R)
char *cbus_BB[] = {"RXF","TXE","RD", "WR"};
if (eeprom->invert)
- print_inverted_bits(eeprom->invert);
+ print_inverted_bits(eeprom->invert);
for (i=0; i<5; i++)
{
- if (eeprom->cbus_function[i]<CBUS_BB)
+ if (eeprom->cbus_function[i]<=CBUS_BB_RD)
fprintf(stdout,"C%d Function: %s\n", i,
cbus_mux[eeprom->cbus_function[i]]);
else
*value = ftdi->eeprom->cbus_function[8];
break;
case CBUS_FUNCTION_9:
- *value = ftdi->eeprom->cbus_function[8];
+ *value = ftdi->eeprom->cbus_function[9];
break;
case HIGH_CURRENT:
*value = ftdi->eeprom->high_current;
case CHIP_SIZE:
*value = ftdi->eeprom->size;
break;
+ case EXTERNAL_OSCILLATOR:
+ *value = ftdi->eeprom->external_oscillator;
+ break;
default:
ftdi_error_return(-1, "Request for unknown EEPROM value");
}
case CHIP_SIZE:
ftdi_error_return(-2, "EEPROM Value can't be changed");
break;
+ case EXTERNAL_OSCILLATOR:
+ ftdi->eeprom->external_oscillator = value;
+ break;
+ case USER_DATA_ADDR:
+ ftdi->eeprom->user_data_addr = value;
+ break;
default :
ftdi_error_return(-1, "Request to unknown EEPROM value");
\param size Size of buffer
\retval 0: All fine
- \retval -1: struct ftdi_contxt or ftdi_eeprom of buf missing
+ \retval -1: struct ftdi_context or ftdi_eeprom or buf missing
*/
int ftdi_set_eeprom_buf(struct ftdi_context *ftdi, const unsigned char * buf, int size)
{
return 0;
}
+/** Set the EEPROM user data content from the user-supplied prefilled buffer
+
+ \param ftdi pointer to ftdi_context
+ \param buf buffer to read EEPROM user data content
+ \param size Size of buffer
+
+ \retval 0: All fine
+ \retval -1: struct ftdi_context or ftdi_eeprom or buf missing
+*/
+int ftdi_set_eeprom_user_data(struct ftdi_context *ftdi, const char * buf, int size)
+{
+ if (!ftdi || !(ftdi->eeprom) || !buf)
+ ftdi_error_return(-1, "No appropriate structure");
+
+ ftdi->eeprom->user_data_size = size;
+ ftdi->eeprom->user_data = buf;
+ return 0;
+}
+
/**
Read eeprom location
return ftdi->error_str;
}
-void print_inverted_bits(int invert)
-{
- int i;
- char *r_bits[] = {"TXD","RXD","RTS","CTS","DTR","DSR","DCD","RI"};
- fprintf(stdout,"Inverted bits:");
- for (i=0; i<8; i++)
- if ((invert & (1<<i)) == (1<<i))
- fprintf(stdout," %s",r_bits[i]);
- fprintf(stdout,"\n");
-}
-
/* @} end of doxygen libftdi group */