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| author | Andreas Fritiofson <andreas.fritiofson@gmail.com> | 2016-02-15 23:17:24 +0100 |
|---|---|---|
| committer | Andreas Fritiofson <andreas.fritiofson@gmail.com> | 2016-11-06 09:47:12 +0000 |
| commit | bcaf775fc10d88d2c63c06bafada141895318b34 (patch) | |
| tree | 043dfe21d9dc1d5fefac0e98341d0fa8e7cd4084 /README | |
| parent | cc2d4f015f72d7c30d613b50572eb9f31fac515a (diff) | |
| download | riscv-openocd-bcaf775fc10d88d2c63c06bafada141895318b34.zip riscv-openocd-bcaf775fc10d88d2c63c06bafada141895318b34.tar.gz riscv-openocd-bcaf775fc10d88d2c63c06bafada141895318b34.tar.bz2 | |
Remove support for the GPL incompatible FTDI D2XX library
Convert Presto, OpenJTAG and USB-Blaster (I) adapter drivers to libftdi
only.
Change-Id: Ib28887620a3dcbb754b9dbf87b9731acca3ac600
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/3237
Tested-by: jenkins
Reviewed-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Reviewed-by: Freddie Chopin <freddie.chopin@gmail.com>
Diffstat (limited to 'README')
| -rw-r--r-- | README | 42 |
1 files changed, 1 insertions, 41 deletions
@@ -181,10 +181,6 @@ suggestions: particular hardware; - Use "ftdi" interface adapter driver for the FTDI-based devices. -As a PACKAGER, never link against the FTD2XX library, as the resulting -binaries can't be legally distributed, due to the restrictions of the -GPL. - ================ Building OpenOCD @@ -226,10 +222,8 @@ libusb-0.1 or libusb-compat-0.1. A compatible implementation, such as FreeBSD's, additionally needs the corresponding .pc files. USB-Blaster, ASIX Presto and OpenJTAG interface adapter -drivers need either one of: +drivers need: - libftdi: http://www.intra2net.com/en/developer/libftdi/index.php - - ftd2xx: http://www.ftdichip.com/Drivers/D2XX.htm (proprietary, - GPL-incompatible) CMSIS-DAP support needs HIDAPI library. @@ -301,40 +295,6 @@ use both the --enable-parport AND the --enable-parport-giveio option if you want to use giveio instead of ioperm parallel port access method. -Using FTDI's FTD2XX -------------------- - -The (closed source) FTDICHIP.COM solution is faster than libftdi on -Windows. That is the motivation for supporting it even though its -licensing restricts it to non-redistributable OpenOCD binaries, and it -is not available for all operating systems used with OpenOCD. You may, -however, build such copies for personal use. - -The FTDICHIP drivers come as either a (win32) ZIP file, or a (Linux) -TAR.GZ file. You must unpack them ``some where'' convenient. As of this -writing FTDICHIP does not supply means to install these files "in an -appropriate place." - -You should use the following ./configure options to make use of -FTD2XX: - - --with-ftd2xx-win32-zipdir - Where (CYGWIN/MINGW) the zip file from ftdichip.com - was unpacked <default=search> - --with-ftd2xx-linux-tardir - Where (Linux/Unix) the tar file from ftdichip.com - was unpacked <default=search> - --with-ftd2xx-lib=(static|shared) - Use static or shared ftd2xx libs (default is static) - -Remember, this library is binary-only, while OpenOCD is licenced -according to GNU GPLv2 without any exceptions. That means that -_distributing_ copies of OpenOCD built with the FTDI code would -violate the OpenOCD licensing terms. - -Note that on Linux there is no good reason to use these FTDI binaries; -they are no faster (on Linux) than libftdi, and cause licensing issues. - ========================== Obtaining OpenOCD From GIT |