EEPROM: Fix typos around high_cuttent_drive and make code comipile again. Will care...

[libftdi] / src / ftdi.c

diff --git a/src/ftdi.c b/src/ftdi.c
index 3177be2..8293cc3 100644 (file)
--- a/src/ftdi.c
+++ b/src/ftdi.c
@@ -2210,7 +2210,7 @@ void ftdi_eeprom_initdefaults(struct ftdi_context *ftdi)
     {
         eeprom->cbus_function[i] = 0;
     }
-    eeprom->high_current = 0;
+    eeprom->high_current_a = 0;
     eeprom->invert = 0;
 
     eeprom->size = FTDI_MAX_EEPROM_SIZE;
@@ -2291,7 +2291,7 @@ int ftdi_eeprom_build(struct ftdi_context *ftdi, unsigned char *output)
     if (ftdi->type != TYPE_R)
     {
         if (eeprom->invert) return -4;
-        if (eeprom->high_current) return -5;
+        if (eeprom->high_current_a) return -5;
     }
 
     size_check = eeprom->size;
@@ -2314,7 +2314,7 @@ int ftdi_eeprom_build(struct ftdi_context *ftdi, unsigned char *output)
     memset (output, 0, eeprom->size);
 
     // Addr 00: High current IO
-    output[0x00] = eeprom->high_current ? HIGH_CURRENT_DRIVE : 0;
+    output[0x00] = eeprom->high_current_a ? HIGH_CURRENT_DRIVE : 0;
     // Addr 01: IN endpoint size (for R type devices, different for FT2232)
     if (ftdi->type == TYPE_R) {
         output[0x01] = 0x40;
@@ -2506,6 +2506,10 @@ int ftdi_eeprom_decode(struct ftdi_context *ftdi, unsigned char *buf, int size,
         eeprom_size = 0x80;
     eeprom = ftdi->eeprom;
 
+    eeprom->high_current_a = buf[0x00] & HIGH_CURRENT_DRIVE;
+    eeprom->high_current_b = buf[0x01] & HIGH_CURRENT_DRIVE;
+
+
     // Addr 02: Vendor ID
     eeprom->vendor_id = buf[0x02] + (buf[0x03] << 8);
 
@@ -2530,6 +2534,7 @@ int ftdi_eeprom_decode(struct ftdi_context *ftdi, unsigned char *buf, int size,
     // Bit 6: 0 - reserved
     // Bit 5: 0 - reserved
     // Bit 4: 1 - Change USB version
+    //            Not seen on FT2232(D)
     // Bit 3: 1 - Use the serial number string
     // Bit 2: 1 - Enable suspend pull downs for lower power
     // Bit 1: 1 - Out EndPoint is Isochronous
@@ -2541,12 +2546,10 @@ int ftdi_eeprom_decode(struct ftdi_context *ftdi, unsigned char *buf, int size,
     eeprom->use_serial         = buf[0x0A]&0x08;
     eeprom->change_usb_version = buf[0x0A]&0x10;
 
-    // Addr 0B: Invert data lines
-    eeprom->invert = buf[0x0B];
 
     // Addr 0C: USB version low byte when 0x0A bit 4 is set
     // Addr 0D: USB version high byte when 0x0A bit 4 is set
-    if (eeprom->change_usb_version == 1)
+    if ((eeprom->change_usb_version == 1) || ftdi->type == TYPE_2232C)
     {
         eeprom->usb_version = buf[0x0C] + (buf[0x0D] << 8);
     }
@@ -2638,18 +2641,17 @@ int ftdi_eeprom_decode(struct ftdi_context *ftdi, unsigned char *buf, int size,
     }
     else if(ftdi->type == TYPE_R)
     {
+        // Addr 0B: Invert data lines
+        // Works only on FT232R, not FT245R, but no way to distinguish
+        eeprom->invert = buf[0x0B];
         // Addr 14: CBUS function: CBUS0, CBUS1
         // Addr 15: CBUS function: CBUS2, CBUS3
         // Addr 16: CBUS function: CBUS5
-        if (ftdi->type == TYPE_R) {
-            eeprom->cbus_function[0] = buf[0x14] & 0x0f;
-            eeprom->cbus_function[1] = (buf[0x14] >> 4) & 0x0f;
-            eeprom->cbus_function[2] = buf[0x15] & 0x0f;
-            eeprom->cbus_function[3] = (buf[0x15] >> 4) & 0x0f;
-            eeprom->cbus_function[4] = buf[0x16] & 0x0f;
-        } else {
-        for (j=0; j<5; j++) eeprom->cbus_function[j] = 0;
-        }
+        eeprom->cbus_function[0] = buf[0x14] & 0x0f;
+        eeprom->cbus_function[1] = (buf[0x14] >> 4) & 0x0f;
+        eeprom->cbus_function[2] = buf[0x15] & 0x0f;
+        eeprom->cbus_function[3] = (buf[0x15] >> 4) & 0x0f;
+        eeprom->cbus_function[4] = buf[0x16] & 0x0f;
     }
     else if (ftdi->type == TYPE_2232H)
     {