On 03 Feb 2015, at 18:55, Paul Fertser <fercer...@gmail.com> wrote:

> Right, because the legacy ft2232 driver supports Olimex adapters. It
> doesn't mean though that it's the most appropriate driver.
> ... official manual has this note: "Note that this driver has several
> flaws and the @command{ftdi} driver is recommended as its replacement"
> right at the beginning of the ft2232 driver description.

ok, found it.

my experience with windows drivers is close to null, and, after reading your 
links, my understanding is that now some of the devices no longer work unless 
Zadig is installed. can you confirm this?

if so, could you update the manual to explain this? since the official manual 
has no reference to Zadig.

> Unfortunately, it looks like Olimex didn't ask anybody who knows the
> current situation when they were writing this.

perhaps someone should notify them to update the manuals.

> I recommend to build with these options (provided libusb-1.0,
> libusb-1.0 and HIDAPI APIs are available via pkg-config in the host
> OS):
> 
> --enable-buspirate
> --enable-amtjtagaccel
> --enable-oocd_trace
> --enable-arm-jtag-ew
> --enable-sysfsgpio (on systems using Linux, the kernel)
> --enable-usb_blaster_libftdi
> --enable-openjtag_ftdi
> --enable-presto_libftdi
> --enable-dummy
> --enable-remote-bitbang
> --enable-parport

ok, when 0.9.0 will be officially out, and I'll build a new version of GNU ARM 
Eclipse OpenOCD binaries, I'll use these options.

> libftdi-based drivers are not included in the auto-detection
> procedure, so any libftdi-based driver (including the one for Altera
> USB Blaster v1) needs to be enabled explicitly.


my build procedures already compile libusb-1, libusb-0, libusb-win32 and 
libftdi from sources (and I have a custom pkg-config to detect them), so adding 
support for libftdi-based devices wouldn't be a problem.

do you foresee any problem with adding --enable-ftdi to the configure step?

are there any devices left out when using this configuration?


thank you for helping clarify some of the issues.


regards,

Liviu


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