This patch allows C/D BUS to be used on the 4232H, and initializes the
default interface for 2232H/4232H.
Alex
diff -ur libftdi-0.15.old/src/ftdi.c libftdi-0.15/src/ftdi.c
--- libftdi-0.15.old/src/ftdi.c 2009-05-04 14:35:44.000000000 -0700
+++ libftdi-0.15/src/ftdi.c 2009-05-04 16:19:36.000000000 -0700
@@ -129,7 +129,7 @@
Open selected channels on a chip, otherwise use first channel.
\param ftdi pointer to ftdi_context
- \param interface Interface to use for FT2232C chips.
+ \param interface Interface to use for FT2232C/2232H/4232H chips.
\retval 0: all fine
\retval -1: unknown interface
@@ -147,6 +147,18 @@
ftdi->in_ep = 0x04;
ftdi->out_ep = 0x83;
break;
+ case INTERFACE_C:
+ ftdi->interface = 2;
+ ftdi->index = INTERFACE_C;
+ ftdi->in_ep = 0x06;
+ ftdi->out_ep = 0x85;
+ break;
+ case INTERFACE_D:
+ ftdi->interface = 3;
+ ftdi->index = INTERFACE_D;
+ ftdi->in_ep = 0x08;
+ ftdi->out_ep = 0x87;
+ break;
default:
ftdi_error_return(-1, "Unknown interface");
}
@@ -412,10 +424,16 @@
ftdi->index = INTERFACE_A;
} else if (dev->descriptor.bcdDevice == 0x600)
ftdi->type = TYPE_R;
- else if (dev->descriptor.bcdDevice == 0x700)
+ else if (dev->descriptor.bcdDevice == 0x700) {
ftdi->type = TYPE_2232H;
- else if (dev->descriptor.bcdDevice == 0x800)
+ if (!ftdi->index)
+ ftdi->index = INTERFACE_A;
+ }
+ else if (dev->descriptor.bcdDevice == 0x800) {
ftdi->type = TYPE_4232H;
+ if (!ftdi->index)
+ ftdi->index = INTERFACE_A;
+ }
ftdi_error_return(0, "all fine");
}
diff -ur libftdi-0.15.old/src/ftdi.h libftdi-0.15/src/ftdi.h
--- libftdi-0.15.old/src/ftdi.h 2009-05-04 14:35:41.000000000 -0700
+++ libftdi-0.15/src/ftdi.h 2009-05-04 14:24:31.000000000 -0700
@@ -48,7 +48,9 @@
enum ftdi_interface {
INTERFACE_ANY = 0,
INTERFACE_A = 1,
- INTERFACE_B = 2
+ INTERFACE_B = 2,
+ INTERFACE_C = 3,
+ INTERFACE_D = 4
};
/* Shifting commands IN MPSSE Mode*/
--
libftdi - see http://www.intra2net.com/en/developer/libftdi for details.
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