add location of official libusb-based driver

[usb-driver] / README

diff --git a/README b/README
index dbb3b9dfa4302029451efe469f371c108dea6656..9a3e5f21275f0223156de64e8b266dab05a598a5 100644 (file)
--- a/README
+++ b/README
@@ -9,22 +9,25 @@ should work on every kernel version which is supported by libusb and supports
 ppdev. It was written against impact from ISE Webpack 9.1SP1 and tested with
 the following software:
 
- * ISE Webpack 9.1SP3
- * ISE Webpack 9.1SP2
- * ISE Webpack 9.1SP1
+ * ISE Webpack 9.2SP1, SP2, SP3, SP4
+ * ISE Webpack 9.1SP1, SP2, SP3
  * ISE Webpack 8.2SP3
  * ISE Webpack 8.1SP3
- * ChipScope 9.1.03i
- * ChipScope 9.1.02i
+ * ChipScope 9.2.01i, 9.2.02i, 9.2.03i, 9.2.04i
+ * ChipScope 9.1.02i, 9.1.03i
  * ChipScope 8.2.04i
+ * EDK 9.2.01i, 9.2.02i
+ * EDK 9.1.01i, 9.1.02i
  * EDK 8.2.02i
  * EDK 8.1.02i
+ * Synplicity Identify
 
 In addition to the XILINX USB and parallel cables, devices based on the FTDI
 2232 serial converter chip are also experimentally supported. This includes
 devices like the Amontec JTAGkey(-Tiny).
 
-Build the library by calling `make'.
+Build the library by calling `make'. If you are on a 64 bit system but want
+to build a 32 bit library, run `make lib32' instead.
 
 To use this library you have to preload the library before starting impact:
 
@@ -35,17 +38,20 @@ $ setenv LD_PRELOAD /path/to/libusb-driver.so  (for csh shells)
 $ impact
 
 The source for this library can be found at:
-http://cvs.zerfleddert.de/cgi-bin/viewcvs.cgi/usb-driver/
+http://git.zerfleddert.de/cgi-bin/gitweb.cgi/usb-driver
 
 The main website is located at:
 http://www.rmdir.de/~michael/xilinx/
 
+The Git repository can be cloned with:
+git clone git://git.zerfleddert.de/usb-driver
+
 
 Notes for the USB cable
 =======================
 
 To use the device as an ordinary user, put the following line in a new
-file in /etc/udev/rules.d/ and restart udev:
+file "libusb-driver.rules" in /etc/udev/rules.d/ and restart udev:
 ACTION=="add", BUS=="usb", SYSFS{idVendor}=="03fd", MODE="666"
 
 
@@ -60,11 +66,19 @@ these steps:
 2. Install the package containing /sbin/fxload from your linux distribution.
    It is usually called "fxload"
 
-3. copy the file /path/to/ISE/bin/lin/xusbdfwu.hex to /usr/share/xusbdfwu.hex
+3. copy the files /path/to/ISE/bin/lin/xusb*.hex to /usr/share/
 
 4. restart udev and re-plug the cable
 
 
+If you have multiple cables connected, you can specify the cable to use
+in the XILINX_USB_DEV environment-variable as "bus:device".
+These identifiers are available in the output of lsusb:
+Bus 001 Device 004: ID 03fd:0008 Xilinx, Inc.
+    ^^^        ^^^
+To use this cable, set the XILINX_USB_DEV variable to "001:004".
+
+
 Notes for the parallel cable
 ============================
 
@@ -115,9 +129,9 @@ To set-up the device:
                           ~~~~~~~~~
 
 2. Copy the sample libusb-driverrc to ~/.libusb-driverrc, edit it and replace
-   the vendor and product-id in the example file with the values from provided
-   in the lsusb-output. You can also change the 'parallel port' which is mapped
-   to this cable. Impact sees the device at that port as a Parallel Cable III.
+   the vendor and product-id in the example file with the values provided in
+   the lsusb-output. You can also change the 'parallel port' which is mapped to
+   this cable. Impact sees the device at that port as a Parallel Cable III.
 
 3. To use the device as an ordinary user, put the following line in a new file
    in /etc/udev/rules.d/ and restart udev:
@@ -126,3 +140,12 @@ To set-up the device:
 
 The support for FTDI 2232 based devices is experimental and they are currently
 significantly slower than the other supported cables.
+
+
+Locked cables
+=============
+
+If you get the message 'The cable is being used by another application.' from
+impact, try running the following command:
+
+echo -e 'cleancablelock\nexit' | impact -batch